CN210442214U - Auxiliary device for bending shear strength test of socket type disc buckle type steel pipe support connecting disc - Google Patents
Auxiliary device for bending shear strength test of socket type disc buckle type steel pipe support connecting disc Download PDFInfo
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- CN210442214U CN210442214U CN201921199513.4U CN201921199513U CN210442214U CN 210442214 U CN210442214 U CN 210442214U CN 201921199513 U CN201921199513 U CN 201921199513U CN 210442214 U CN210442214 U CN 210442214U
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Abstract
The utility model relates to a experimental auxiliary assembly of bell and spigot type dish knot formula steel pipe support connection pad curved shear strength, install on the supporting seat of steel pipe fastener testing machine, including backup pad and fixing base, the backup pad is offered the locating hole that is used for connecting the fixing base along length direction, the locating hole is equipped with threely and is first locating hole respectively, second locating hole and third locating hole, the connecting hole that runs through the backup pad is still seted up to the backup pad between first locating hole and second locating hole, set up through inserting connecting hole and the round pin hub connection in the spacing hole between the one end in first locating hole and the supporting seat in the backup pad, set up the other end of third locating hole in the backup pad and extend the supporting seat. The utility model discloses can cooperate steel pipe fastener testing machine convenience to socket joint type dish knot formula steel pipe support connection pad carry out bending strength and unilateral shear test, improve test efficiency.
Description
Technical Field
The utility model relates to a steel pipe support component test detects technical field, concretely relates to experimental auxiliary assembly of strength of steel pipe support connection pad curved shear is detained to socket joint type dish.
Background
The steel pipe fastener testing machine comprises a pressure clamp and a supporting seat, wherein a limiting hole for inserting the test piece is formed in the position, right facing the pressure clamp, of the supporting seat, the steel pipe part of the steel pipe fastener is limited on the supporting seat through the limiting hole, and the pressure clamp is used for exerting pressure downwards to test other steel pipes connected with the upper end of the steel pipe through the fastener.
Because the position of steel pipe fastener and steel pipe can be adjusted through the buckle, because when carrying out different experiments to steel pipe fastener, only need keep spacing downthehole steel pipe position unchangeable on the supporting seat, adjust its position of connecting the steel pipe through the buckle, carry out different experiments to steel pipe fastener.
The bending shear strength test of the socket joint type disc buckle type steel pipe support connecting disc comprises a connecting disc single-side shear strength test, a connecting disc double-side bending shear strength test, a connecting disc bending strength test and the like, at the present stage, the test of the disc buckle type steel pipe support connecting disc is also tested by a steel pipe fastener testing machine, the disc buckle type steel pipe support cannot change the positions of all parts after being connected because the disc buckle is fixed with the position of a steel pipe, when the disc buckle type steel pipe support is tested by the steel pipe fastener testing machine, different test tests can be processed only by changing the position of a supporting seat in the testing machine, the gravity of the supporting plate is heavier, the supporting plate is fixed with the testing machine by a bolt, when the position of the supporting seat is adjusted, the test efficiency of the connecting disc between the disc buckle type steel pipes is greatly reduced, and therefore, the traditional steel pipe fastener testing machine, the test machine equipment is required to be designed and processed automatically according to standard requirements, so that the test requirements are met.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's not enough, provide a socket joint type dish knot formula steel pipe support connection pad bend test auxiliary assembly that cuts intensity, cooperation steel pipe fastener testing machine uses, can be convenient for detain bending strength and the unilateral shear strength's of formula steel pipe support connection pad test to socket joint type dish, convenient operation to improve test efficiency.
The utility model discloses a realize through following technical scheme:
the utility model provides a experimental auxiliary assembly of bell and spigot type dish knot formula steel pipe support connection pad curved shear strength, install on the supporting seat of steel pipe fastener testing machine, including backup pad and fixing base, the backup pad is offered the locating hole that is used for connecting the fixing base along length direction, the locating hole is equipped with threely and is first locating hole respectively, second locating hole and third locating hole, the connecting hole that runs through the backup pad is still offered to the backup pad between first locating hole and second locating hole, through inserting connecting hole and the downthehole round pin hub connection of spacing between the one end of seting up first locating hole in the backup pad and the supporting seat, the other end of seting up the third locating hole in the backup pad extends.
The connecting hole on the supporting plate is matched with the limiting hole on the supporting seat, the connecting hole and the limiting hole are fixedly matched through the pin shaft, when the bending resistance test is carried out on the socket type disc buckle type steel pipe support connecting plate, the vertical part of the steel pipe support is connected in the fixing seat at the third positioning hole, the transverse part is positioned below a pressure clamp of the steel pipe fastener testing machine, and the pressure clamp applies force downwards to carry out the bending resistance test; when carrying out the unilateral shear strength test to socket joint type dish knot formula steel pipe support connection pad, through the vertical part at the fixing base internal connection steel pipe support of first locating hole and second locating hole department, horizontal part is located the pressure fixture below of steel pipe fastener testing machine, equally carry out the unilateral shear strength test through the downward application of force of pressure fixture, this scheme can be according to the experiment of difference, adjust the position of fixing base in the backup pad, conveniently adjust the position of steel pipe support, make pressure fixture carry out pressure test to corresponding position, and convenient for operation has improved test efficiency.
Furthermore, the upper surface of fixing base be equipped with the slot that is used for with the steel pipe grafting, the lower surface of fixing base be equipped with locating hole complex location arch.
The slot on the fixing seat is matched with the steel pipe of the steel pipe support and used for connecting and bearing the steel pipe support when a test is carried out, and the positioning protrusions of the fixing seat are matched with the positioning holes so that the fixing seat can be conveniently connected with the supporting plate.
Furthermore, the centers of the first positioning hole, the second positioning hole and the third positioning hole are positioned on the same straight line.
Furthermore, the circle centers of the connecting holes are positioned on a straight line connecting the circle centers of the three positioning holes.
Furthermore, the distance between the circle centers of the first positioning hole and the second positioning hole is 600mm, the distance between the circle centers of the second positioning hole and the third positioning hole is 200mm, and the distance between the circle centers of the connecting hole and the first positioning hole is 300 mm.
The distance between each locating hole is set according to building industry standard, and when each item is tested to socket joint type dish knot formula steel pipe support connection pad, can accurately carry out and satisfy industry standard, improves experimental accuracy and accuracy nature.
Preferably, the clamping device further comprises a pressing piece which is arranged on the supporting seat and located on the extension line of the length direction of the supporting plate, the pressing piece comprises two limiting studs located in the width direction of the supporting plate, the limiting studs are vertically fixed on the supporting seat, a pressing block penetrates through the two limiting studs, and the position of the pressing block on the limiting studs can be adjusted through a limiting nut.
The spacing double-screw bolt and the compact heap cooperation of compact heap utilize limit nut to lock the compact heap, can carry on spacingly to the free end of steel pipe support when detaining steel pipe support connection pad bending strength test to socket joint type dish, prevent that pressure fixture from pushing down steel pipe support, and steel pipe support's free end atress activity causes the injury to the testing personnel.
The utility model has the advantages that:
the utility model provides a, socket joint type dish knot formula steel pipe support connection pad is when carrying out the experiment of difference, and the accessible is adjusted the fixing base in the position of backup pad, conveniently adjusts the position of steel pipe support for pressure fixture carries out pressure test to corresponding position, compares in satisfying experimental requirement in the position through adjusting the supporting seat, and convenient operation has improved test efficiency.
And the distance between the positioning holes in the supporting plate meets the industrial standard test condition, and when the socket type disc buckle type steel pipe support connecting disc is tested, the test accuracy can be effectively ensured, and the building industry standard requirement is met.
Drawings
FIG. 1 is a schematic structural view of a conventional steel pipe fastener tester;
FIG. 2 is a schematic structural view of the bending strength test of the connection plate performed by the utility model in cooperation with a steel pipe fastener tester;
FIG. 3 is a schematic view of the mounting structure of the steel pipe fastener tester support seat of the present invention;
FIG. 4 is a right side view of FIG. 2;
FIG. 5 is a schematic view of the structure of the support seat when the bending strength test of the connection pad is performed;
fig. 6 is a schematic structural view of the support plate of the present invention;
FIG. 7 is a schematic structural view of the fixing base of the present invention;
FIG. 8 is a schematic structural view of the present invention cooperating with a steel pipe fastener testing machine to perform a single-side shear strength test of a connection pad;
fig. 9 is the utility model discloses structural schematic on the supporting seat when carrying out connection pad unilateral shear strength test.
Shown in the figure:
1. the steel pipe support comprises a supporting seat, 2, a limiting hole, 3, a supporting plate, 4, a fixing seat, 5, a first positioning hole, 6, a second positioning hole, 7, a limiting stud, 8, a pressing block, 9, a connecting hole, 10, a pin shaft, 11, a limiting nut, 12, a pressure clamp, 13, a third positioning hole, 14, a vertical part of the coil buckle type steel pipe support, 15, a coil buckle, 16, a transverse part of the coil buckle type steel pipe support, 17, a slot, 18 and a positioning protrusion.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
The utility model provides a experimental auxiliary assembly of bell and spigot type dish knot formula steel pipe support connection pad curved shear strength, install on supporting seat 1 of steel pipe fastener testing machine, including backup pad 3 and fixing base 4, the locating hole that is used for connecting fixing base 4 is offered along length direction to backup pad 3, the locating hole is equipped with threely and is first locating hole 5 respectively, second locating hole 6 and third locating hole 13, backup pad 3 still offers the connecting hole 9 that runs through backup pad 3 between first locating hole 5 and second locating hole 6, set up the round pin hub connection in connecting hole 9 and spacing hole 2 between one end of first locating hole 5 and the supporting seat 1 in the backup pad 3 through inserting, set up the other end of third locating hole 13 on the backup pad 3 and extend supporting seat 1.
The centers of the first positioning hole 5, the second positioning hole 6, the third positioning hole 13 and the connecting hole 9 are positioned on the same straight line. As shown in fig. 6, the distance between the centers of the first positioning hole 5 and the second positioning hole 6 is 600mm, the distance between the centers of the second positioning hole 6 and the third positioning hole 13 is 200mm, and the distance between the centers of the connecting hole 9 and the first positioning hole 5 is 300 mm.
The upper surface of fixing base 4 be equipped with the slot 17 that is used for with the steel pipe grafting, the lower surface of fixing base 4 is equipped with the location arch 18 with locating hole complex. The slot 17 on the fixing seat 4 is matched with the steel pipe of the steel pipe support and used for connecting and bearing the steel pipe support when testing is carried out, and the positioning protrusions 18 of the fixing seat 4 are matched with the positioning holes, so that the fixing seat 4 is conveniently connected with the supporting plate 3.
Still including setting up on supporting seat 1 and being located 3 length direction extension lines of backup pad compressing tightly the piece, compressing tightly the piece including being located 3 width direction's of backup pad two spacing double-screw bolts 7, spacing double-screw bolt 7 vertical fixation is on supporting seat 1, and wears to be equipped with a compact heap 8 on two spacing double-screw bolts 7, and compact heap 8 passes through spacing nut 11 and can adjust its position at spacing double-screw bolt 7.
Socket joint type dish knot formula steel pipe support connection pad unilateral shear strength test:
through the vertical part 14 of the fixing base 4 in the fixing base of first locating hole 5 and second locating hole 6 department connection steel pipe support, the horizontal part 16 that connects through the dish knot 15 is located the pressure fixture 12 below of steel pipe fastener testing machine, and the first time is tested the load P and is added to 9KN by 0KN and unload after, and the second time is loaded and is added to 30KN by 0KN, holds the load 2min, and each part of test piece should not destroy.
The bending strength test of the connecting plate of the socket type disc buckle type steel pipe support is as follows:
the vertical part 14 of the steel pipe support is connected in the fixed seat 4 at the position of the third positioning hole 13, the transverse part 16 connected through the disc buckle 15 is a pressure point at the position 500mm away from the third positioning hole 13, namely, the transverse part is positioned right below the pressure clamp 12 and right above the connecting hole 9, the test bending moment value M is unloaded after being loaded from 0KNcm to 24KNcm for the first time, the second loading is loaded from 0KNcm to 80KNcm for 2min, and all parts of the test piece are not damaged.
Before the bending strength test, the pressing blocks 8 on the two limiting studs 7 are adjusted to the transverse part 16 of the steel pipe bracket through the limiting nuts 11, the end part of the transverse part 16 of the steel pipe is limited, and the steel pipe is prevented from moving during the test, so that dangerous conditions are prevented.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.
Claims (6)
1. The utility model provides a experimental auxiliary assembly of strength is cut in bending of socket joint type dish knot formula steel pipe support connection pad installs on the supporting seat of steel pipe fastener testing machine, its characterized in that: the supporting plate is provided with positioning holes used for being connected with the fixing seat along the length direction, the positioning holes are three and are respectively a first positioning hole, a second positioning hole and a third positioning hole, the supporting plate is further provided with a connecting hole penetrating through the supporting plate between the first positioning hole and the second positioning hole, one end of the supporting plate, provided with the first positioning hole, is connected with the supporting seat through a pin shaft inserted into the connecting hole and a limiting hole, and the other end of the supporting plate, provided with the third positioning hole, extends out of the supporting seat.
2. The socket type disc buckle type steel pipe support connecting disc bending shear strength test auxiliary equipment of claim 1, which is characterized in that: the upper surface of the fixing seat is provided with a slot for being inserted into the steel pipe, and the lower surface of the fixing seat is provided with a positioning bulge matched with the positioning hole.
3. The socket type disc buckle type steel pipe support connecting disc bending shear strength test auxiliary equipment of claim 1, which is characterized in that: the centers of the first positioning hole, the second positioning hole and the third positioning hole are positioned on the same straight line.
4. The socket type disc buckle type steel pipe support connecting disc bending shear strength test auxiliary equipment of claim 3, which is characterized in that: the circle centers of the connecting holes are positioned on a straight line connecting the circle centers of the three positioning holes.
5. The socket type disc buckle type steel pipe support connecting disc bending shear strength test auxiliary equipment of claim 4, which is characterized in that: the distance between the circle centers of the first positioning hole and the second positioning hole is 600mm, the distance between the circle centers of the second positioning hole and the third positioning hole is 200mm, and the distance between the circle centers of the connecting hole and the first positioning hole is 300 mm.
6. The auxiliary equipment for testing the bending shear strength of the connecting disc of the socket type disc buckle type steel pipe bracket according to any one of claims 1 to 5, wherein: the support seat is characterized by further comprising a pressing piece which is arranged on the support seat and located on the extension line of the length direction of the support plate, the pressing piece comprises two limiting studs located in the width direction of the support plate, the limiting studs are vertically fixed on the support seat, a pressing block is arranged on the two limiting studs in a penetrating mode, and the position of the pressing block on the limiting studs can be adjusted through a limiting nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199513.4U CN210442214U (en) | 2019-07-29 | 2019-07-29 | Auxiliary device for bending shear strength test of socket type disc buckle type steel pipe support connecting disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199513.4U CN210442214U (en) | 2019-07-29 | 2019-07-29 | Auxiliary device for bending shear strength test of socket type disc buckle type steel pipe support connecting disc |
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| CN210442214U true CN210442214U (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921199513.4U Active CN210442214U (en) | 2019-07-29 | 2019-07-29 | Auxiliary device for bending shear strength test of socket type disc buckle type steel pipe support connecting disc |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354364A (en) * | 2021-12-09 | 2022-04-15 | 江苏省建筑工程质量检测中心有限公司 | Multifunctional detection device for disc buckle type steel pipe support member and use method thereof |
-
2019
- 2019-07-29 CN CN201921199513.4U patent/CN210442214U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354364A (en) * | 2021-12-09 | 2022-04-15 | 江苏省建筑工程质量检测中心有限公司 | Multifunctional detection device for disc buckle type steel pipe support member and use method thereof |
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