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Ayyuka

Sannu, zo don tuntuɓar samfuranmu!
Steel space grid gas station project construction

Wannan aikin shine murabba'in sararin samaniya / tsayin mita 16 / tsayin tsayin mita 30 / tsayin mita 18

1. Dole ne a aiwatar da shigarwa na ƙirar sararin samaniya bayan an yarda da ƙananan tsarin tsarin da kuma allon da aka saka.Abubuwan da ake buƙata don ƙananan tallafi sune: bambancin tsayi tsakanin goyon baya na kusa (nisa L2): ƙananan darajar L2 / 800 da 10mm, a daidai wannan tsayin tsayin tsayin tsayi tsakanin goyon baya mafi girma da mafi ƙasƙanci: 20mm;

2. Ƙayyade tsarin shigarwa na filin sararin samaniya na karfe bisa ga karfi da tsarin halayen grid da ainihin yanayin gine-gine a wurin;

3. Bayan an shigar da firam ɗin sararin ƙarfe, ya kamata a duba:

a.Ƙimar da za a iya yarda da shi na tsayin daka na tsayin daka na tsaye da a kwance shine 1/2000 na tsawon, kuma bai kamata ya fi 30mm ba;

b.Ƙimar da aka yarda da ita ta tsakiya ya kamata ya zama 1/3000 na tsawon firam ɗin sararin ƙarfe, kuma bai kamata ya wuce 30mm ba;

c.Don firam ɗin raga da ke da goyan bayan gefen, madaidaicin tsayin da aka yarda shine 1/400 na goyon bayan da ke kusa, kuma bai kamata ya fi 15mm ba, kuma matsakaicin da mafi ƙarancin kada ya wuce 30mm;don firam ɗin ragar da ke goyan bayan maki da yawa, madaidaicin tsayin da aka yarda shine 1/800 na goyon bayan da ke kusa, kuma bai kamata ya fi 30mm ba;

d.Gano jujjuyawar grid bisa ga ƙayyadaddun bayanai da buƙatun ƙira.Bayan ginawa, karkatar da firam ɗin sararin ƙarfe ba zai zama mafi girma fiye da 115% na ƙima na ƙima ba.(Mafi girman ƙimar grid firam L/250)

4. Idan akwai ƙwallayen walda a cikin gida, ana amfani da welding welding don walda ƙwallon walda da sandar walda, kuma darajar kabu ɗin walda kada ta kasance ƙasa da ta biyu.

.Ya kamata a cika haɗin gwiwa da ramukan wuce gona da iri na ƙwallon ƙafa na ƙwallon ƙafa kuma a rufe su da mai.

6. A lokacin amfani da grid, m anti-lalata ya kamata a gudanar kowane 4 zuwa 5 shekaru.

 

1. The installation of the grid frame must be carried out after the acceptance of the lower structure axis and the embedded board. The requirements for the lower support are: the height difference between adjacent supports (distance L2): the smaller value of L2/800 and 10mm, at the same elevation Height difference between the highest and lowest support: 20mm; 2. Determine the installation process of the grid according to the force and structural characteristics of the grid and the actual construction conditions on site; 3. After the grid frame is installed, it should be checked: a. The allowable value of the vertical and horizontal side length deviation is 1/2000 of the length, and should not be greater than 30mm; b. The allowable value of center offset should be 1/3000 of the span of the grid, and should not be greater than 30mm; c. For the mesh frame supported by the periphery, the allowable height deviation is 1/400 of the adjacent support, and should not be greater than 15mm, and the maximum and minimum should not be greater than 30mm; for the mesh frame supported by multiple points, the allowable height deviation is 1/800 of the adjacent support, and should not be greater than 30mm; d. Detect the deflection of the grid according to the specifications and design requirements. After construction, the deflection of the grid frame shall not be greater than 115% of the design calculation value. (Maximum deflection value of grid frame L/250) 4. If there are welding balls locally, groove welding is used for welding the welding ball and the rod, and the welding seam grade should not be lower than the second grade. 5. After the installation of the grid frame is completed, the surface of the joints and rods should be clean and free of scars and dirt. The joints and excess holes of the bolt ball joints should be filled and sealed with grease. 6. During the use of the grid, comprehensive anti-corrosion maintenance should be carried out every 4 to 5 years.
1. The installation of the grid frame must be carried out after the acceptance of the lower structure axis and the embedded board. The requirements for the lower support are: the height difference between adjacent supports (distance L2): the smaller value of L2/800 and 10mm, at the same elevation Height difference between the highest and lowest support: 20mm; 2. Determine the installation process of the grid according to the force and structural characteristics of the grid and the actual construction conditions on site; 3. After the grid frame is installed, it should be checked: a. The allowable value of the vertical and horizontal side length deviation is 1/2000 of the length, and should not be greater than 30mm; b. The allowable value of center offset should be 1/3000 of the span of the grid, and should not be greater than 30mm; c. For the mesh frame supported by the periphery, the allowable height deviation is 1/400 of the adjacent support, and should not be greater than 15mm, and the maximum and minimum should not be greater than 30mm; for the mesh frame supported by multiple points, the allowable height deviation is 1/800 of the adjacent support, and should not be greater than 30mm; d. Detect the deflection of the grid according to the specifications and design requirements. After construction, the deflection of the grid frame shall not be greater than 115% of the design calculation value. (Maximum deflection value of grid frame L/250) 4. If there are welding balls locally, groove welding is used for welding the welding ball and the rod, and the welding seam grade should not be lower than the second grade. 5. After the installation of the grid frame is completed, the surface of the joints and rods should be clean and free of scars and dirt. The joints and excess holes of the bolt ball joints should be filled and sealed with grease. 6. During the use of the grid, comprehensive anti-corrosion maintenance should be carried out every 4 to 5 years.
1. The installation of the grid frame must be carried out after the acceptance of the lower structure axis and the embedded board. The requirements for the lower support are: the height difference between adjacent supports (distance L2): the smaller value of L2/800 and 10mm, at the same elevation Height difference between the highest and lowest support: 20mm; 2. Determine the installation process of the grid according to the force and structural characteristics of the grid and the actual construction conditions on site; 3. After the grid frame is installed, it should be checked: a. The allowable value of the vertical and horizontal side length deviation is 1/2000 of the length, and should not be greater than 30mm; b. The allowable value of center offset should be 1/3000 of the span of the grid, and should not be greater than 30mm; c. For the mesh frame supported by the periphery, the allowable height deviation is 1/400 of the adjacent support, and should not be greater than 15mm, and the maximum and minimum should not be greater than 30mm; for the mesh frame supported by multiple points, the allowable height deviation is 1/800 of the adjacent support, and should not be greater than 30mm; d. Detect the deflection of the grid according to the specifications and design requirements. After construction, the deflection of the grid frame shall not be greater than 115% of the design calculation value. (Maximum deflection value of grid frame L/250) 4. If there are welding balls locally, groove welding is used for welding the welding ball and the rod, and the welding seam grade should not be lower than the second grade. 5. After the installation of the grid frame is completed, the surface of the joints and rods should be clean and free of scars and dirt. The joints and excess holes of the bolt ball joints should be filled and sealed with grease. 6. During the use of the grid, comprehensive anti-corrosion maintenance should be carried out every 4 to 5 years.

Lokacin aikawa: Maris-10-2022