CN216144607U - Steel net rack bolt ball node load test matching device - Google Patents
Steel net rack bolt ball node load test matching device Download PDFInfo
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- CN216144607U CN216144607U CN202121185857.7U CN202121185857U CN216144607U CN 216144607 U CN216144607 U CN 216144607U CN 202121185857 U CN202121185857 U CN 202121185857U CN 216144607 U CN216144607 U CN 216144607U
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- 238000012360 testing method Methods 0.000 title claims abstract description 65
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 50
- 239000010959 steel Substances 0.000 title claims abstract description 50
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000009864 tensile test Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229910000677 High-carbon steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
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Abstract
The utility model discloses a steel mesh frame bolt ball joint load test matching device which comprises a steel mesh frame bolt ball, connecting bolts, an upper test tool and a lower test tool, wherein the connecting bolts are respectively arranged at two opposite side positions of the steel mesh frame bolt ball, so that the connecting bolts and the steel mesh frame bolt ball jointly form the steel mesh frame bolt ball joint; go up experimental frock and connecting bolt joint cooperation to install on testing machine upper portion through last experimental frock, experimental frock and another connecting bolt joint cooperation down to install in the testing machine lower part through experimental frock down. The utility model has the beneficial effects that: the device is divided into two groups, and the two groups can be arranged on a universal testing machine to perform a tensile test; the replaceable gasket can meet the requirement that the upper test tool and the lower test tool are matched with bolts of different sizes, and the universality is high.
Description
Technical Field
The utility model relates to the technical field of load test equipment, in particular to a steel truss bolt ball joint load test matching device.
Background
The steel bolt ball net rack and the bolt ball net rack structure have good wind resistance, snow resistance and earthquake resistance, and the environment-friendly net rack structure is widely applied to closed sandstone storage yards, logistics center ceilings, gas stations and toll stations, and is widely applied to beam yard reinforcement cage lifting appliances and large building complex ceilings; the steel bolt ball net rack and the bolt ball net rack structure can not be directly used for strength test on a universal testing machine due to special structure. At present, steel net rack bolt ball joint load test tools on the market are all correspondingly arranged aiming at bolt type numbers, the universality is poor, and therefore a steel net rack bolt ball joint load test device with good universality needs to be designed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides a steel truss bolt ball joint load test matching device with a reasonable structural design.
The technical scheme of the utility model is as follows:
the steel net rack bolt ball joint load test matching device is characterized by comprising a steel net rack bolt ball, connecting bolts, an upper test tool and a lower test tool, wherein the connecting bolts are respectively arranged at two opposite sides of the steel net rack bolt ball so as to form a steel net rack bolt ball joint together with the steel net rack bolt ball; go up experimental frock and connecting bolt joint cooperation to install on testing machine upper portion through last experimental frock, experimental frock and another connecting bolt joint cooperation down to install in the testing machine lower part through experimental frock down.
The steel mesh frame bolt ball node load test matching device is characterized in that the upper test tool comprises an upper tool body and an upper pull rod arranged at the top of the upper tool body in a threaded manner, a T-shaped groove is formed in the bottom of the upper tool body, the T-shaped groove comprises an upper groove I and a lower groove I communicated with the upper groove I, and the width of the lower groove I is smaller than that of the upper groove I.
The steel mesh frame bolt ball node load test matching device is characterized in that the lower test tool comprises a lower tool body and a lower pull rod arranged at the bottom of the lower tool body in a threaded manner, an inverted T-shaped groove is formed in the top position of the lower tool body and comprises an upper groove II and a lower groove II communicated with the upper groove II, and the width of the upper groove II is smaller than that of the lower groove II.
The steel mesh frame bolt ball joint load test matching device is characterized in that a gasket is arranged in the upper groove I of the T-shaped groove, the gasket comprises a gasket main body and a through hole arranged at the center of the gasket main body, the through hole is matched with the outer diameter of the connecting bolt, and the connecting bolt penetrates through the gasket and then is connected with the top of a steel mesh frame bolt ball.
The steel mesh frame bolt ball node load test matching device is characterized in that a washer is arranged in the lower open groove II of the inverted T-shaped groove, the washer comprises a washer main body and a through hole arranged at the center of the washer main body, the through hole is matched with the outer diameter of the connecting bolt, and the connecting bolt penetrates through the washer and then is connected with the bottom of a steel mesh frame bolt ball.
The steel truss bolt ball joint load test matching device is characterized in that a first limiting boss is arranged at the center of the top of the upper test tool, and a second limiting boss is arranged at the center of the bottom of the lower test tool.
The steel mesh frame bolt ball joint load test matching device is characterized in that the tail end of the lower groove I is circular, and the circle center of the circle is concentric with the circle center of the upper tool main body.
The steel mesh frame bolt ball joint load test matching device is characterized in that the tail end of the upper groove II is circular, and the circle center of the circular shape is concentric with the circle center of the lower tool main body.
The utility model has the beneficial effects that:
1) the device is two for a set ofly from top to bottom, all can install and carry out the tensile test on universal tester.
2) The device can satisfy upper and lower experimental frock and match the bolt of different sizes through the replaceable gasket that sets up, and the commonality is strong.
3) The device can realize quick insertion of connecting bolts and is convenient to install through the arrangement of the T-shaped groove and the inverted T-shaped groove of the upper and lower test tools.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a steel truss bolt-ball joint structure according to the present invention;
FIG. 3 is a schematic structural view of an upper test fixture of the present invention;
FIG. 4 is a schematic structural view of a lower test fixture of the present invention;
FIG. 5 is a schematic view of a gasket construction of the present invention;
in the figure: 1-upper test tool, 101-upper tool body, 102-upper pull rod, 103-limiting boss I, 104-upper slot I, 105-lower slot I, 2-connecting bolt, 3-steel truss bolt ball, 4-gasket, 401-gasket body, 402-through hole, 5-lower test tool, 501-lower tool body, 502-lower pull rod, 503-limiting boss II, 504-lower slot II and 505-upper slot II.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 5, the steel truss bolt ball joint load test matching device comprises an upper test tool 1, an upper tool main body 101, an upper pull rod 102, a first limit boss 103, a first upper groove 104, a first lower groove 105, a connecting bolt 2, a steel truss bolt ball 3, a gasket 4, a gasket main body 401, a through hole 402, a lower test tool 5, a lower tool main body 501, a lower pull rod 502, a second limit boss 503, a second lower groove 504 and a second upper groove 505.
In the steel net rack bolt ball joint load test matching device, the connecting bolts 2 are respectively arranged at the two opposite sides of the steel net rack bolt ball, so that the connecting bolts and the steel net rack bolt ball form a steel net rack bolt ball joint together;
go up experimental frock 1 and the cooperation of connecting bolt 2 joint to install on testing machine upper portion through last experimental frock 1, experimental frock 5 is down cooperated with another connecting bolt 2 joint, and installs in the testing machine lower part through experimental frock 5 down.
The upper test tool 1 comprises an upper tool main body 101 and an upper pull rod 102 which is arranged at the top of the upper tool main body 101 in a threaded manner, wherein the upper tool main body 101 is an alloy high-carbon steel cylinder with the diameter of 130mm and the height of 100 mm; the bottom of the upper tool body 101 is provided with a T-shaped groove, the T-shaped groove comprises an upper first opening groove 104 and a lower first opening groove 105 communicated with the upper first opening groove 104, and the width of the lower first opening groove 105 is smaller than that of the upper first opening groove 104. In this embodiment, the upper slot 104 is at a height of 25mm from the bottom surface, and the upper slot 104 has a dimension of 60mm x 35mm and a depth of 100 mm. The lower groove I105 is arranged at the bottom of the cylinder, the width of the groove is 35mm, and the length of the groove is 100 mm.
Lower experimental frock 5 and the symmetrical setting of last experimental frock 1, lower experimental frock 5 includes that lower frock main part 501 and spiro union set up the lower link 502 in frock main part 501 bottom down, frock main part 501 top position is equipped with down the T type groove, down the T type groove including last two 505 fluting and with last two 505 fluting open two 504 of opening that are linked together, the width of going up two 505 fluting is less than the width of two 504 fluting down.
A gasket 4 is arranged in the upper groove I104 of the T-shaped groove, the gasket 4 comprises a gasket main body 401 and a through hole 402 arranged at the center of the gasket main body 401, the through hole 402 is matched with the outer diameter of the connecting bolt 2, and the connecting bolt 2 penetrates through the gasket 4 and then is connected with the top of the steel truss bolt ball 3. A washer 4 is arranged in the lower open groove II 504 of the inverted T-shaped groove, the washer 4 comprises a washer main body 401 and a through hole 402 arranged at the center of the washer main body 401, the through hole 402 is matched with the outer diameter of the connecting bolt 2, and the connecting bolt 2 penetrates through the washer 4 and then is connected with the bottom of the steel truss bolt ball 3. The thickness of the washer 4 in this embodiment is 10mm, the diameter is 55mm, and the diameter of the central opening is the diameter of each standard bolt.
The center of the top of the upper test tool 1 is provided with a first limiting boss 103, the center of the bottom of the lower test tool 5 is provided with a second limiting boss 503, and threaded holes are formed in the first limiting boss 103 and the second limiting boss 503 and are used for screwing the upper pull rod and the lower pull rod; the first limiting boss 103 and the second limiting boss 503 are used for clamping the upper test tool 1 and the lower test tool 5 in place on the universal testing machine.
This supporting device of steel truss bolt ball node load test, through the device, can just can carry out tensile test to bolt ball node joint strength with ordinary universal tester, need not additionally dispose other anchor clamps again.
Claims (6)
1. The steel net rack bolt ball node load test matching device is characterized by comprising a steel net rack bolt ball (3), connecting bolts (2), an upper test tool (1) and a lower test tool (5), wherein the connecting bolts (2) are respectively arranged at two opposite sides of the steel net rack bolt ball so as to form a steel net rack bolt ball node together with the steel net rack bolt ball; go up experimental frock (1) and connecting bolt (2) joint cooperation to install on testing machine upper portion through last experimental frock (1), experimental frock (5) and another connecting bolt (2) joint cooperation down to install in the testing machine lower part through experimental frock (5) down.
2. The steel truss bolting sphere node load test matching device according to claim 1, wherein the upper test tool (1) comprises an upper tool main body (101) and an upper pull rod (102) which is screwed on the top of the upper tool main body (101), a T-shaped groove is formed in the bottom of the upper tool main body (101), the T-shaped groove comprises an upper groove I (104) and a lower groove I (105) which is communicated with the upper groove I (104), and the width of the lower groove I (105) is smaller than that of the upper groove I (104).
3. The steel truss bolting sphere joint load test matching device according to claim 1, wherein the lower test tool (5) comprises a lower tool main body (501) and a lower pull rod (502) which is screwed on the bottom of the lower tool main body (501), an inverted T-shaped groove is arranged at the top of the lower tool main body (501), the inverted T-shaped groove comprises an upper groove two (505) and a lower groove two (504) which is communicated with the upper groove two (505), and the width of the upper groove two (505) is smaller than that of the lower groove two (504).
4. The steel truss bolt ball joint load test matching device as claimed in claim 2, wherein a washer (4) is arranged in the upper groove I (104) of the T-shaped groove, the washer (4) comprises a washer main body (401) and a through hole (402) arranged at the center of the washer main body (401), the through hole (402) is matched with the outer diameter of the connecting bolt (2), and the connecting bolt (2) passes through the washer (4) and then is connected with the top of the steel truss bolt ball (3).
5. The steel truss bolt ball joint load test matching device as claimed in claim 3, wherein a washer (4) is arranged in the second lower groove (504) of the inverted T-shaped groove, the washer (4) comprises a washer main body (401) and a through hole (402) arranged at the center of the washer main body (401), the through hole (402) is matched with the outer diameter of the connecting bolt (2), and the connecting bolt (2) is connected with the bottom of the steel truss bolt ball (3) after penetrating through the washer (4).
6. The steel truss bolt ball joint load test matching device as claimed in claim 1, wherein a first limiting boss (103) is arranged at the top center position of the upper test tool (1), and a second limiting boss (503) is arranged at the bottom center position of the lower test tool (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121185857.7U CN216144607U (en) | 2021-05-31 | 2021-05-31 | Steel net rack bolt ball node load test matching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121185857.7U CN216144607U (en) | 2021-05-31 | 2021-05-31 | Steel net rack bolt ball node load test matching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216144607U true CN216144607U (en) | 2022-03-29 |
Family
ID=80799696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121185857.7U Active CN216144607U (en) | 2021-05-31 | 2021-05-31 | Steel net rack bolt ball node load test matching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216144607U (en) |
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2021
- 2021-05-31 CN CN202121185857.7U patent/CN216144607U/en active Active
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