CN218937992U

CN218937992U - Miniature drawing instrument for steel bar drawing detection test

Info

Publication number: CN218937992U
Application number: CN202222982759.7U
Authority: CN
Inventors: 张兰菊; 陈雪; 熊茜
Original assignee: Yili Jiudao Testing Technology Service Co ltd
Current assignee: Yili Jiudao Testing Technology Service Co ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-04-28
Anticipated expiration: 2032-11-09

Abstract

The utility model discloses a miniature drawing instrument for a steel bar drawing detection test, which belongs to the technical field of detection equipment and comprises a base, a clamping part and a mounting frame, wherein the clamping part is arranged at the center of the surface of the base; when the steel bar stretching device is used, the steel bar passes through the central hole of the base, the top end of the steel bar is locked and fixed through the V-shaped clamping block in the stretching part, and when the steel bar is required to be stretched and detected, the clamping part on the base is clamped at the bottom of the steel bar to be locked and fixed, and the stretching detection test is carried out by matching with the hydraulic rod; when the anchoring force of the steel bar needs to be detected, the clamping part is canceled in locking and fixing functions, the hydraulic rod is matched to stretch out for drawing detection, and the detection is convenient and the practicability is high.

Description

Miniature drawing instrument for steel bar drawing detection test

Technical Field

The utility model relates to the technical field of detection equipment, in particular to a miniature drawing instrument for a steel bar drawing detection test.

Background

The steel bar refers to steel for reinforced concrete and prestressed reinforced concrete, and the cross section of the steel bar is round, and sometimes square with round corners. Comprises a smooth round steel bar, a ribbed steel bar and a torsion steel bar; the bonding performance between the reinforced concrete and the concrete is the precondition of bearing stress of the reinforced concrete structure or member, and the tensile performance of the reinforced concrete and the compressive performance of the concrete are matched with each other, so that the pressure-resistant and shock-resistant concrete structure can be obtained. The steel bar is subjected to necessary performance detection before construction. In order to detect the anchoring force of the steel bar, a steel bar drawing test is required to be performed on the steel bar using a steel bar drawing instrument.

In the prior art, chinese utility model content with publication No. CN211627201U discloses a detection device for steel bar drawing test, which comprises a case, an upper stretching end fixedly arranged above the case and a lower stretching end positioned between the case and the upper stretching end, wherein the case is provided with two screw rods respectively threaded on two sides of the lower stretching end, dovetail grooves are respectively formed in opposite sides of the upper stretching end and the lower stretching end, clamping heads for fixing the ends of steel bars are arranged in the dovetail grooves, soft cushions are detachably connected on two sides of the clamping heads positioned at the lower stretching end through plug mechanisms, sliding plates are respectively arranged on two sides of the top surface of the lower stretching end and positioned at two sides of the dovetail grooves, and one side of each soft cushion bypasses the upper side of one side of the corresponding clamping head close to the corresponding clamping head and is detachably connected with the sliding plate through a lap joint mechanism. The utility model can prevent fragments generated by the steel bars from falling into the gap in the chuck, thereby reducing the workload of workers.

However, in the use process of the technology, only two ends of the steel bar are installed on the detection device, the steel bar is subjected to tensile detection, but the anchoring force of the steel bar matched with concrete cannot be detected, the function is single, the size is large, and the storage and the taking are inconvenient, so that a miniature drawing instrument for a steel bar drawing detection test is required.

Disclosure of Invention

The utility model aims to provide a miniature drawing instrument for a steel bar drawing detection test, which can be used for selectively carrying out drawing detection on steel bars or detecting the anchoring force of the steel bars according to requirements, has high practicability, can be telescopic in length, is small in size and is convenient to store and carry, so that the problems in the background art are solved.

To achieve the above object, the present utility model provides: the utility model provides a miniature appearance of drawing of reinforcing bar drawing test, includes base, clamping part and mounting bracket, the clamping part sets up the central point of base surface put, the both sides of clamping part all are provided with the support column, the setting of mounting bracket is in the top of clamping part, and mounting bracket bottom swing joint is at the support column, the bottom of mounting bracket is connected with tension sensor, tension driver's bottom is connected with tensile portion, the mounting groove has been seted up to tensile portion's inside, the inside of mounting groove is provided with locating component, locating component's V type fixture block internal surface sets up anti-skidding tooth.

Preferably, the positioning assembly further comprises a guide rod and a fixing plate, wherein the end part of the guide rod is connected to two ends of the V-shaped clamping block, the fixing plate is arranged at the other end of the guide rod, and the surface of the V-shaped clamping block is slidably connected with the inner wall of the mounting groove.

Preferably, the surface of guide bar is provided with the spring, the constant head tank has been seted up to the inner wall of mounting groove, the spring sets up in the constant head tank, install the locking lever on the fixed plate, the one end of locking lever is connected in stretching part surface one side.

Preferably, the top of tensile portion is connected with the connecting plate, the connecting plate is connected with the tension sensor bottom, tension sensor's top passes through the connecting piece and connects in the bottom of mounting bracket.

Preferably, mounting plates are arranged on two sides of the tension sensor, and two ends of each mounting plate are connected to the mounting frame.

Preferably, the hydraulic rod is embedded on the surface of the mounting plate, the top end of the hydraulic rod is connected with the mounting frame through the fixing block, and the display screen is embedded on the top of the mounting frame.

Preferably, the bottom surface of mounting bracket inwards has seted up the guide way, the top surface of support column is connected with the stopper, the stopper passes through cartridge post sliding connection at the inner wall of guide way.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the structures such as the clamping part, the stretching part, the positioning component and the like, the V-shaped clamping block arranged in the stretching part can be moved to the stretching part through the locking rod at the outer side of the stretching part, and the top end of the steel bar is locked through the guide rod; through the clamping part arranged on the base, whether the bottom of the steel bar is clamped and locked or not can be selected according to the detection of the stretching of the steel bar or the detection of the anchoring force of the steel bar, and the steel bar is pulled and detected by matching with the extension of a hydraulic rod arranged on the mounting frame; meanwhile, through the telescopic structure of the support column at the top of the base and the mounting frame, the volume of the device can be reduced, and the device is convenient to store and carry;

2. when the steel bar stretching device is used, the steel bar passes through the central hole of the base, the top end of the steel bar is locked and fixed through the V-shaped clamping block in the stretching part, and when the steel bar is required to be stretched and detected, the clamping part on the base is clamped at the bottom of the steel bar to be locked and fixed, and the stretching detection test is carried out by matching with the hydraulic rod; when the anchoring force of the steel bar needs to be detected, the clamping part is canceled in locking and fixing functions, the hydraulic rod is matched to stretch out for drawing detection, and the detection is convenient and the practicability is high.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a base structure of the present utility model;

FIG. 3 is a schematic view of the mounting frame of the present utility model;

fig. 4 is a schematic view of the structure of the stretching unit of the present utility model.

In the figure: 1. a base; 2. a clamping part; 3. a connecting block; 4. a support column; 5. a limiting block; 6. a mounting frame; 7. a hand-held part; 8. a display screen; 9. a guide groove; 10. a fixed block; 11. a hydraulic rod; 12. a mounting plate; 13. a connecting piece; 14. a tension sensor; 15. a connecting plate; 16. a stretching section; 17. a mounting groove; 18. a positioning groove; 19. a V-shaped clamping block; 20. anti-slip teeth; 21. a guide rod; 22. a spring; 23. a fixing plate; 24. a locking lever.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides: the utility model provides a miniature appearance of drawing of reinforcing bar drawing test, including base 1, clamping part 2 and mounting bracket 6, clamping part 2 sets up the central point of base 1 surface put, and the both sides of clamping part 2 all are provided with support column 4, and the setting of mounting bracket 6 is in the top of clamping part 2, and mounting bracket 6 bottom swing joint is at support column 4, and the bottom of mounting bracket 6 is connected with tension sensor 14, and tension driver's bottom is connected with tensile portion 16, and mounting groove 17 has been seted up to tensile portion 16's inside, and mounting groove 17's inside is provided with locating component, and locating component's V type fixture block 19 internal surface sets up anti-skidding tooth 20.

As the preference, through the cooperation of clamping part 2, mounting bracket 6, tension actuator, stretching portion 16 and locating component structure, can use the appearance of drawing to select to carry out tensile detection or to the anchor power detection of reinforcing bar as required, practical height to length can stretch out and draw back, and is small convenient accomodate and carry.

Specifically, the positioning assembly further comprises a guide rod 21 and a fixing plate 23, the end portions of the guide rod 21 are connected to two ends of the V-shaped clamping block 19, the fixing plate 23 is installed at the other end of the guide rod 21, and the surface of the V-shaped clamping block 19 is slidably connected with the inner wall of the mounting groove 17. The surface of the guide rod 21 is provided with a spring 22, the inner wall of the mounting groove 17 is provided with a positioning groove 18, the spring 22 is arranged in the positioning groove 18, the fixing plate 23 is provided with a locking rod 24, and one end of the locking rod 24 is connected to one side of the surface of the stretching part 16.

Further, the stretching part 16 is a structure for installing a positioning component, the guide rod 21 is a component for guiding the V-shaped clamping block 19, the V-shaped clamping block 19 is a component for clamping and locking the end part of the steel bar, the anti-slip teeth 20 are used for guaranteeing the stability of the positioning component for clamping the steel bar, the phenomenon of slipping is reduced, the installation groove 17 is a component for installing the V-shaped clamping block 19, and the spring 22 is used for expanding the V-shaped clamping block 19, so that the steel bar can conveniently pass through and be locked.

The top of the stretching part 16 is connected with a connecting plate 15, the connecting plate 15 is connected with the bottom of the tension sensor 14, and the top of the tension sensor 14 is connected with the bottom of the mounting frame 6 through a connecting piece 13. The mounting plate 12 is arranged on two sides of the tension sensor 14, and two ends of the mounting plate 12 are connected to the mounting frame 6. The hydraulic rod 11 is embedded on the surface of the mounting plate 12, the top end of the hydraulic rod 11 is connected with the mounting frame 6 through the fixing block 10, and the display screen 8 is embedded on the top of the mounting frame 6.

The connecting plate 15 is a structure for connecting the tension sensor 14 with the tension part 16, the tension sensor 14 adopts an S-shaped tension sensor 14, the connecting piece 13 is a structure for connecting the tension sensor 14 with the mounting frame 6, the mounting plate 12 is a structure for reinforcing the stability of the hydraulic rod 11, the display screen 8 is electrically connected with the tension sensor 14, the detection data can be conveniently recorded, and the extending end of the hydraulic rod 11 is connected to the base through the connecting block 3.

In addition, guide slot 9 has inwards been seted up to the bottom surface of mounting bracket 6, and the top surface of support column 4 is connected with stopper 5, and stopper 5 passes through cartridge post sliding connection at the inner wall of guide slot 9. The guide way 9 is the effect of direction when extending to support column 4 position to the stopper 5 that sets up on the cooperation support column 4 tip plays spacing effect, can accomodate support column 4 to the inside of mounting bracket 6, and reducing arrangement's volume conveniently accomodates and carries, and the top both ends of mounting bracket 6 are provided with handheld portion 7.

The V-shaped clamping block 19 arranged in the stretching part 16 can be moved to the stretching part 16 through the guide rod 21 by the locking rod 24 at the outer side of the stretching part 16 to lock the top end of the steel bar; through the clamping part 2 arranged on the base 1, whether the bottom of the steel bar is clamped and locked or not can be selected according to the detection of the stretching of the steel bar or the detection of the anchoring force of the steel bar, and the steel bar is pulled and detected by matching with the stretching of the hydraulic rod 11 arranged on the mounting frame 6; simultaneously through the extending structure of base 1 top support column 4 and mounting bracket 6, can reduce the volume of device, be convenient for accomodate and carry.

When the device is used, a steel bar passes through a central hole of the base 1, the top end of the steel bar is locked and fixed through a V-shaped clamping block 19 in the stretching part 16, when the steel bar is required to be stretched and detected, the clamping part 2 on the base 1 is clamped at the bottom of the steel bar, locking and fixing are carried out, and a stretching detection test is carried out by matching with the hydraulic rod 11; when the anchoring force of the steel bar needs to be detected, the clamping part 2 is canceled in locking and fixing functions, the hydraulic rod 11 is matched to stretch out for drawing detection, and the detection is convenient and the practicability is high.

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

Claims

1. The utility model provides a miniature appearance of drawing of reinforcing bar drawing detection test which characterized in that: including base (1), clamping part (2) and mounting bracket (6), clamping part (2) set up the central point of base (1) surface put, the both sides of clamping part (2) all are provided with support column (4), the setting of mounting bracket (6) is in the top of clamping part (2), and mounting bracket (6) bottom swing joint is in support column (4), the bottom of mounting bracket (6) is connected with tension sensor (14), tension sensor's bottom is connected with tensile portion (16), mounting groove (17) have been seted up to the inside of tensile portion (16), the inside of mounting groove (17) is provided with locating component, locating component's V type fixture block (19) internal surface sets up anti-skidding tooth (20).

2. The miniature drawing instrument for steel bar drawing detection test as claimed in claim 1, wherein: the positioning assembly further comprises a guide rod (21) and a fixing plate (23), wherein the end part of the guide rod (21) is connected to the two ends of the V-shaped clamping block (19), the fixing plate (23) is arranged at the other end of the guide rod (21), and the surface of the V-shaped clamping block (19) is slidably connected with the inner wall of the mounting groove (17).

3. The miniature puller for a steel bar drawing test as set forth in claim 2, wherein: the surface of guide bar (21) is provided with spring (22), constant head tank (18) have been seted up to the inner wall of mounting groove (17), spring (22) set up in constant head tank (18), install locking lever (24) on fixed plate (23), the one end of locking lever (24) is connected in stretching portion (16) surface one side.

4. The miniature drawing instrument for steel bar drawing detection test as claimed in claim 1, wherein: the top of tensile portion (16) is connected with connecting plate (15), connecting plate (15) are connected with tensile sensor (14) bottom, the top of tensile sensor (14) is connected in the bottom of mounting bracket (6) through connecting piece (13).

5. The miniature drawing instrument for steel bar drawing detection test as claimed in claim 1, wherein: the two sides of the tension sensor (14) are provided with mounting plates (12), and two ends of each mounting plate (12) are connected to the mounting frame (6).

6. The miniature drawing instrument for steel bar drawing detection test as claimed in claim 5, wherein: the hydraulic rod (11) is embedded on the surface of the mounting plate (12), the top end of the hydraulic rod (11) is connected with the mounting frame (6) through the fixing block (10), and the display screen (8) is embedded at the top of the mounting frame (6).

7. The miniature drawing instrument for steel bar drawing detection test as claimed in claim 1, wherein: the guide groove (9) is inwards formed in the bottom end surface of the mounting frame (6), a limiting block (5) is connected to the top end surface of the supporting column (4), and the limiting block (5) is connected to the inner wall of the guide groove (9) in a sliding mode through the plug-in mounting column.