CN217717245U

CN217717245U - High-strength bolt tensile resistance detects uses anchor clamps

Info

Publication number: CN217717245U
Application number: CN202220800305.0U
Authority: CN
Inventors: 陈家歆
Original assignee: Xuzhou Xinxing Dacromet Technology Co ltd
Current assignee: Xuzhou Xinxing Dacromet Technology Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-11-01
Anticipated expiration: 2032-04-07

Abstract

The utility model discloses a high strength bolt anchor clamps for stretching resistance detects, relate to high strength bolt check out test set technical field, including last anchor clamps subassembly and the lower anchor clamps subassembly that sets up at last anchor clamps subassembly lower extreme, it all is provided with coupling assembling with lower anchor clamps subassembly to go up anchor clamps subassembly, the inside of going up the anchor clamps subassembly is provided with spacing subassembly, it is provided with hexagon bolt to go up between anchor clamps subassembly and the lower anchor clamps subassembly, it includes first connecting plate and the first chamber groove of setting at first connecting plate top surface to go up the anchor clamps subassembly, first chamber bottom of the groove portion is provided with first chamber post, two sets of first chamber posts extend to first connecting plate bottom, coupling assembling includes the first block board of joint in first chamber inslot portion and sets up the connector at first block board top surface, this kind sets up the person of facilitating the use and fixes hexagon bolt through upper and lower two anchor clamps, and anchor clamps fixed effect is better, take place axial or radial displacement when avoiding follow-up hexagon bolt to inspect, influence the accuracy of testing result.

Description

High-strength bolt tensile resistance detects uses anchor clamps

Technical Field

The utility model relates to a high strength bolt check out test set technical field specifically is a high strength bolt tensile resistance detects uses anchor clamps.

Background

High strength bolt, high strength bolt are called high strength bolted connection pair in production totally, generally are called high strength bolt for short, and each is connected vice including a bolt, a nut, two packing rings, and high strength bolt need carry out the tensile force with the tensile force detection machine to high strength bolt before coming into operation, and in the inspection process, need fix high strength bolt earlier with anchor clamps, and the connective bar of rethread anchor clamps both sides is installed with the tensile force detection machine, carries out follow-up bolt tensile resistance data detection again.

The anchor clamps for the tensile resistance detection of high strength bolt on the existing market can not satisfy the operation requirement, the bolt body is placed fixedly between two anchor clamps, and the fixed effect of anchor clamps is relatively poor, lead to follow-up bolt to take place axial or radial displacement, make bolt tensile resistance detection data take place the error, influence the accuracy of testing result, on the other hand traditional anchor clamps for the tensile resistance detection of high strength bolt, long-time use, the connective bar of splint one side can wear and tear, be unfavorable for anchor clamps to fix on the tensile force detection machine, and the connective bar is fixed knot structure with splint usually, inconvenient direct change, if be connected between anchor clamps and the tensile force detection machine when the problem appears, just need to change whole device, waste resources, and the cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high strength bolt stretching resistance detects uses anchor clamps, adopt this device to work, thereby the anchor clamps for high strength bolt stretching resistance detection on the market in having solved above-mentioned background can not satisfy the operation requirement, the bolt body is placed fixedly between two anchor clamps, and the anchor clamps fixed effect is relatively poor, lead to follow-up bolt to take place axial or radial displacement, make bolt stretching resistance detection data error, influence the accuracy of testing result, the traditional high strength bolt stretching resistance of on the other hand detects uses anchor clamps, long-time the use, can wear and tear the connective bar of splint one side, be unfavorable for anchor clamps to fix on the tensile force detects the machine, and the connective bar is fixed knot structure with splint usually, inconvenient direct change, when being connected the appearance problem between anchor clamps and the tensile force detects the machine, just need to change whole device, the resource is wasted, cost-improving's problem.

In order to achieve the above purpose, the utility model provides a technical scheme does: the utility model provides a high strength bolt stretch resistance detects uses anchor clamps, includes anchor clamps subassembly and sets up the lower anchor clamps subassembly at last anchor clamps subassembly lower extreme, goes up anchor clamps subassembly and all is provided with coupling assembling with anchor clamps subassembly one side down, and the inside of going up the anchor clamps subassembly is provided with spacing subassembly, goes up and is provided with the hex bolts between anchor clamps subassembly and the lower anchor clamps subassembly, it includes first connecting plate and sets up the first chamber groove at first connecting plate top surface to go up the anchor clamps subassembly, and first chamber groove bottom is provided with first chamber post, and just first chamber post is provided with two sets ofly, two sets of first chamber post extend to first connecting plate bottom, coupling assembling includes the first block board of joint in first chamber inslot portion and sets up the connector at first block board top surface.

Preferably, the bottom of the first clamping plate is fixedly connected with two groups of threaded rods, and the two groups of threaded rods penetrate through the two groups of first cavity columns and extend to one side of the first connecting plate.

Preferably, the lower end of the first connecting plate is provided with two groups of nuts, and the two groups of nuts are in threaded connection with the two groups of threaded rods.

Preferably, the lower clamp component comprises a fourth connecting plate and a second threaded cavity column, the fourth connecting plate is arranged at the lower end of the upper clamp component, the second threaded cavity column is fixedly connected to the top surface of the fourth connecting plate, a bearing cavity is arranged at the upper end of the second threaded cavity column, a second through hole is formed in the middle of the bottom surface of the bearing cavity, the second through hole is communicated with the second threaded cavity column, reinforcing ribs are further arranged on the top surface of the fourth connecting plate, two groups of reinforcing ribs are arranged on the reinforcing ribs, and the second threaded cavity column is arranged between the two groups of reinforcing ribs.

Preferably, the bottom of the first connecting plate is fixedly connected with two groups of second connecting plates, and a supporting plate is fixedly connected between the two groups of second connecting plates.

Preferably, the middle part of the top surface of the supporting plate is provided with a placing groove, the middle part of the bottom surface of the placing groove is provided with a first through hole, and the first through hole extends to the bottom of the supporting plate.

Preferably, the limiting assembly comprises a fixed mounting plate fixedly connected between the two groups of second connecting plates, a third connecting plate is arranged at the upper end of the fixed mounting plate, a third cavity groove is formed in the middle of the fixed mounting plate, a second cavity groove is formed in the top surface of the fixed mounting plate, and the second cavity grooves are arranged in two groups.

Preferably, the third connecting plate upper end is provided with the handle, handle bottom fixedly connected with pull rod, and the fixed mounting board lower extreme is provided with the briquetting, and the pull rod passes third connecting plate and third chamber groove and briquetting fixed connection, and pull rod and third connecting plate fixed connection, pull rod and third chamber groove sliding connection, two sets of second chamber bottom fixedly connected with spring, and spring one end and third connecting plate fixed connection.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a high strength bolt stretching resistance detects uses anchor clamps, if the user wants to detect hexagon bolt's stretching resistance, earlier fix hexagon bolt through anchor clamps, at first upwards stimulate the handle, the handle drives the third connecting plate, pull rod and briquetting rebound, the spring is stretched simultaneously, pass first through-hole with the screw rod of hexagon bolt lower extreme, place hexagon head of hexagon bolt inside the standing groove, the handle is again released, because the spring takes place deformation and needs to resume and produce elasticity, the spring drives the third connecting plate, pull rod and briquetting downstream, support the plate top surface until the briquetting supports, the standing groove plays limiting displacement to hexagon head of hexagon bolt with the briquetting, pass second through-hole and second screw thread chamber post threaded connection with the screw rod of hexagon bolt lower extreme again, fix the screw rod of hexagon bolt lower extreme through lower anchor clamps subassembly, this kind of setting person of facilitating the use fixes hexagon bolt through two upper and lower anchor clamps, and anchor clamps fixed effect is better, axial or radial displacement takes place when avoiding follow-up hexagon bolt to inspect, influence the accuracy of testing result.

2. The utility model discloses a high-strength bolt stretching resistance detects uses anchor clamps, if use anchor clamps for a long time, cause the wearing and tearing of connector, be unfavorable for the connector to fix when pulling force detects the machine, the user rotates and puts aside the nut, pull-up connector, pull away anchor clamps with first block board and threaded rod, carry out the replacement of new connector to it, the joint cooperation of rethread first block board and first chamber groove, the threaded connection of threaded rod and nut, install the connector again, when the hex bolts passes through the anchor clamps subassembly, spacing subassembly and the firm fixed back of lower anchor clamps subassembly, install the connector in the anchor clamps both sides coupling assembling and pulling force detect the machine, follow-up bolt stretching resistance data detection carries out again, this kind sets up the person of facilitating the use and changes coupling assembling, avoid being connected between anchor clamps and the pulling force detect the machine and change whole device often, the hoisting device practicality, and save resources, and reduce cost.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a three-dimensional structure diagram of the upper clamp assembly, the connector assembly and the spacing assembly of the present invention;

fig. 3 is a sectional view of the limiting assembly of the present invention;

FIG. 4 is a perspective view of the upper clamp assembly of the present invention;

fig. 5 is a three-dimensional structure view of the lower clamp assembly of the present invention.

In the figure: 1. an upper clamp assembly; 11. a first connecting plate; 12. a first cavity groove; 13. a second connecting plate; 14. a first cavity column; 15. a placement groove; 16. a first through hole; 17. a support plate; 2. a lower clamp assembly; 21. a fourth connecting plate; 22. reinforcing ribs; 23. a bearing chamber; 24. a second through hole; 25. a second threaded cavity post; 3. a connection assembly; 31. a connector; 32. a first engaging plate; 33. a threaded rod; 34. a nut; 4. a limiting component; 41. fixing the mounting plate; 42. briquetting; 43. a handle; 44. a third connecting plate; 45. a second cavity groove; 46. a pull rod; 47. a third cavity groove; 48. a spring; 5. a hexagon bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings.

With reference to fig. 1-2 and 4, a high-strength bolt tensile resistance detection fixture comprises an upper fixture assembly 1 and a lower fixture assembly 2 arranged at the lower end of the upper fixture assembly 1, wherein a connecting assembly 3 is arranged on one side of each of the upper fixture assembly 1 and the lower fixture assembly 2, a limiting assembly 4 is arranged inside the upper fixture assembly 1, a hexagon bolt 5 is arranged between the upper fixture assembly 1 and the lower fixture assembly 2, the upper fixture assembly 1 comprises a first connecting plate 11 and a first cavity groove 12 arranged on the top surface of the first connecting plate 11, a first cavity column 14 is arranged at the bottom of the first cavity groove 12, the first cavity columns 14 are arranged in two groups, the first cavity columns 14 extend to the bottom of the first connecting plate 11, and the connecting assembly 3 comprises a first clamping plate 32 clamped inside the first cavity groove 12 and a connecting head 31 arranged on the top surface of the first clamping plate 32.

The present invention will be further described with reference to the following examples.

Example 1

Referring to fig. 1-4, the lower clamp assembly 2 includes a fourth connecting plate 21 disposed at the lower end of the upper clamp assembly 1 and a second threaded cavity column 25 fixedly connected to the top surface of the fourth connecting plate 21, a supporting cavity 23 is disposed at the upper end of the second threaded cavity column 25, a second through hole 24 is disposed at the middle of the bottom surface of the supporting cavity 23, the second through hole 24 is communicated with the second threaded cavity column 25, two sets of reinforcing ribs 22 are disposed on the top surface of the fourth connecting plate 21, the two sets of reinforcing ribs 22 are disposed, the second threaded cavity column 25 is disposed between the two sets of reinforcing ribs 22, the second connecting plate 13 is fixedly connected to the bottom of the first connecting plate 11, two sets of second connecting plates 13 are disposed, a supporting plate 17 is fixedly connected between the two sets of second connecting plates 13, a placement groove 15 is disposed at the middle of the top surface of the supporting plate 17, a first through hole 16 is disposed at the middle of the bottom surface of the placement groove 15, and first through-hole 16 extends to backup pad 17 bottom, and spacing subassembly 4 includes fixed connection and is two sets of second connecting plate 13 between fixed mounting panel 41, fixed mounting panel 41 upper end is provided with third connecting plate 44, fixed mounting panel 41 middle part is provided with third cavity 47, fixed mounting panel 41 top surface is provided with second cavity 45, and second cavity 45 is provided with two sets ofly, third connecting plate 44 upper end is provided with handle 43, handle 43 bottom fixedly connected with pull rod 46, fixed mounting panel 41 lower extreme is provided with briquetting 42, pull rod 46 passes third connecting plate 44 and third cavity 47 and briquetting 42 fixed connection, and pull rod 46 and third connecting plate 44 fixed connection, pull rod 46 and third cavity 47 sliding connection, two sets of second cavity 45 bottom fixedly connected with spring 48, and spring 48 one end and third connecting plate 44 fixed connection.

Example 2

Referring to fig. 2 and fig. 4-5, the bottom of the first engaging plate 32 is fixedly connected with two sets of threaded rods 33, the two sets of threaded rods 33 extend to one side of the first connecting plate 11 through the two sets of first cavity posts 14, the lower end of the first connecting plate 11 is provided with two sets of nuts 34, and the two sets of nuts 34 are in threaded connection with the two sets of threaded rods 33.

In summary, the following steps: the utility model discloses a high-strength bolt stretching resistance detects uses anchor clamps, if the user wants to detect the stretching resistance of hexagon bolt 5, fix hexagon bolt 5 through anchor clamps at first, at first upwards stimulate handle 43, handle 43 drives third connecting plate 44, pull rod 46 and briquetting 42 rebound, spring 48 is stretched simultaneously, pass the screw rod of hexagon bolt 5 lower extreme through first through-hole 16, place the hexagon head of hexagon bolt 5 inside standing groove 15, then open handle 43, because spring 48 takes place to be out of shape and need to resume and produce elasticity, spring 48 drives third connecting plate 44, pull rod 46 and briquetting 42 downward movement, until briquetting 42 supports the top surface of backup pad 17, standing groove 15 and briquetting 42 play the limiting effect to the hexagon head of hexagon bolt 5, pass the screw rod of bolt 5 lower extreme through second through-hole 24 and second screw thread cavity post 25 threaded connection again, the lower clamp assembly 2 is used for fixing the screw rod at the lower end of the hexagon bolt 5, the arrangement is convenient for a user to fix the hexagon bolt 5 through the upper clamp and the lower clamp, the fixing effect of the clamps is good, the problem that the accuracy of a detection result is influenced due to axial or radial displacement generated during subsequent inspection of the hexagon bolt 5 is avoided, if the clamps are used for a long time, the abrasion of the connector 31 is caused, when the connector 31 is not favorable for being fixed on a tension detector, the user rotates and removes the nut 34, pulls the connector 31 upwards to pull the first clamping plate 32 and the threaded rod 33 away from the clamps, replaces the new connector 31, then the first clamping plate 32 is in clamping fit with the first cavity groove 12, the threaded rod 33 is in threaded connection with the nut 34, the connector 31 is installed again, and after the hexagon bolt 5 is stably fixed through the upper clamp assembly 1, the limiting assembly 4 and the lower clamp assembly 2, install connector 31 and the tensile force detection machine among the coupling assembling 3 of anchor clamps both sides, carry out follow-up bolt stretching resistance data detection again, this kind of setting person of facilitating the use changes coupling assembling 3, avoids being connected the whole device of changing often that goes wrong between anchor clamps and the tensile force detection machine, and the hoisting device practicality, and saves resources, reduce cost.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high strength bolt tensile resistance detects uses anchor clamps, includes anchor clamps subassembly (1) and sets up anchor clamps subassembly (2) down at last anchor clamps subassembly (1) lower extreme, goes up anchor clamps subassembly (1) and all is provided with coupling assembling (3) with anchor clamps subassembly (2) one side down, and the inside of going up anchor clamps subassembly (1) is provided with spacing subassembly (4), goes up anchor clamps subassembly (1) and is provided with hexagon bolt (5) between anchor clamps subassembly (2) down, its characterized in that: go up anchor clamps subassembly (1) including first connecting plate (11) and set up first chamber groove (12) at first connecting plate (11) top surface, first chamber groove (12) bottom is provided with first chamber post (14), and first chamber post (14) are provided with two sets ofly, two sets of first chamber post (14) extend to first connecting plate (11) bottom, coupling assembling (3) are including joint at first inside snap-fit plate (32) of first chamber groove (12) and connector (31) of setting at first snap-fit plate (32) top surface.

2. The clamp for detecting the tensile resistance of the high-strength bolt according to claim 1, is characterized in that: the bottom of the first clamping plate (32) is fixedly connected with two groups of threaded rods (33), and the two groups of threaded rods (33) penetrate through the two groups of first cavity columns (14) and extend to one side of the first connecting plate (11).

3. The clamp for detecting the tensile resistance of the high-strength bolt according to claim 2, characterized in that: the lower end of the first connecting plate (11) is provided with two groups of nuts (34), and the two groups of nuts (34) are in threaded connection with the two groups of threaded rods (33).

4. The clamp for detecting the tensile resistance of the high-strength bolt according to claim 3, wherein: lower clamp subassembly (2) is including setting up fourth connecting plate (21) and the second screw thread chamber post (25) of fixed connection at fourth connecting plate (21) top surface at last clamp subassembly (1) lower extreme, and second screw thread chamber post (25) upper end is provided with bearing chamber (23), and bearing chamber (23) bottom surface middle part is provided with second through-hole (24), and second through-hole (24) are linked together with second screw thread chamber post (25), and fourth connecting plate (21) top surface still is provided with strengthening rib (22), and strengthening rib (22) are provided with two sets ofly, and second screw thread chamber post (25) set up two sets ofly strengthening rib (22) between.

5. The clamp for detecting the tensile resistance of the high-strength bolt according to claim 4, characterized in that: the bottom of the first connecting plate (11) is fixedly connected with a second connecting plate (13), the second connecting plates (13) are provided with two groups, and a supporting plate (17) is fixedly connected between the two groups of second connecting plates (13).

6. The clamp for detecting the tensile resistance of the high-strength bolt according to claim 5, wherein: the middle of the top surface of the supporting plate (17) is provided with a placing groove (15), the middle of the bottom surface of the placing groove (15) is provided with a first through hole (16), and the first through hole (16) extends to the bottom of the supporting plate (17).

7. The clamp for detecting the tensile resistance of the high-strength bolt according to claim 6, wherein: spacing subassembly (4) are including fixed connection two sets of second connecting plate (13) between fixed mounting panel (41), fixed mounting panel (41) upper end is provided with third connecting plate (44), fixed mounting panel (41) middle part is provided with third chamber groove (47), fixed mounting panel (41) top surface is provided with second chamber groove (45), and second chamber groove (45) are provided with two sets ofly.

8. The clamp for detecting the tensile resistance of the high-strength bolt according to claim 7, wherein: third connecting plate (44) upper end is provided with handle (43), handle (43) bottom fixedly connected with pull rod (46), fixed mounting board (41) lower extreme is provided with briquetting (42), pull rod (46) pass third connecting plate (44) and third chamber groove (47) and briquetting (42) fixed connection, and pull rod (46) and third connecting plate (44) fixed connection, pull rod (46) and third chamber groove (47) sliding connection, two sets of second chamber groove (45) bottom fixedly connected with spring (48), and spring (48) one end and third connecting plate (44) fixed connection.