CN216900012U

CN216900012U - Reinforcing bar bending resistance detection device

Info

Publication number: CN216900012U
Application number: CN202123314003.7U
Authority: CN
Inventors: 景艳; 张旭驰
Original assignee: Kunshan Zhengxin Detection Co ltd
Current assignee: Kunshan Zhengxin Detection Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-07-05
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to the technical field of steel bar detection, in particular to a steel bar bending resistance detection device, which solves the defect that the existing steel bar quality cannot be detected due to poor bending resistance, and comprises a base, wherein the inside of the base is connected with a lower spacing adjusting rod through a bearing, two ends of the base are respectively sleeved with a first connecting block, the top of the first connecting block is fixedly provided with a fixed seat through a bolt, the top of the fixed seat is welded with a loop bar, the inner side of the end part of the loop bar is connected with a fixed rod through a bearing, the bottom of the fixed rod is sleeved with a telescopic rod penetrating through and extending to the outer side of the end part of the loop bar, the top of the base is provided with a contact sensor, in the detection process, the telescopic end of an electric hydraulic cylinder is driven to apply force to enable a pressing wheel to act on the steel bar, so that the steel bar is stressed and deformed, and the force application degree of the electric hydraulic cylinder is recorded at the moment when the steel bar is contacted with the contact sensor, so that the bending resistance of the steel bar can be obtained, simple structure, the practicality is strong.

Description

Reinforcing bar bending resistance detection device

Technical Field

The utility model relates to the technical field of steel bar detection, in particular to a steel bar bending resistance detection device.

Background

The reinforcing bar is very important material among the housing construction process, and the intensity of reinforcing bar has often decided the intensity in final house, in order to avoid the reinforcing bar quality to be conform to the requirement, leads to the house quality to be not conform to the requirement, and the danger that the house collapsed even needs detects reinforcing bar bending resistance, and the current check out test set volume is great, the structure is complicated, and it is inconvenient to exist to job site reinforcing bar detection bending resistance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the quality of the existing reinforcing steel bar has poor bending resistance and cannot be detected, and provides a reinforcing steel bar bending resistance detection device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a steel bar bending resistance detection device comprises a base, wherein a lower spacing adjusting rod is connected inside the base through a bearing, a first connecting block is sleeved at each of two ends of the base, a fixed seat is fixed at the top of the first connecting block through a bolt, a loop bar is welded at the top of the fixed seat, a fixed rod is connected to the inner side of the end part of the loop bar through a bearing, a telescopic rod penetrating through and extending to the outer side of the end part of the loop bar is sleeved at the bottom of the fixed rod, a clamping plate is welded on the telescopic rod, and a contact sensor is further paved at the top of the base;

there is the grudging post through the bolt fastening in the middle of the top of base, the tip of grudging post has pneumatic cylinder through the bolt fastening, and its flexible end has the crossbearer through the bolt fastening, the inside of crossbearer is connected with the interval through the bearing and adjusts the pole, and the outside at last interval regulation pole both ends all is equipped with the second connecting block, and has the pinch roller through second connecting block bolt fastening.

Preferably, the surfaces of the two ends of the lower spacing adjusting rod are respectively provided with a forward thread and a reverse thread, and the inner walls of the first connecting blocks at the two ends of the lower spacing adjusting rod are respectively provided with a thread groove meshed with the forward thread and the reverse thread.

Preferably, the surface of the fixed rod is provided with threads, and the inner wall of the telescopic rod is provided with thread grooves corresponding to the threads on the surface of the telescopic rod.

Preferably, the inner wall welding of loop bar has the limiting plate, the guide slot that corresponds with the limiting plate is seted up in the tip outside of telescopic link.

Preferably, the surfaces of the two ends of the upper spacing adjusting rod are respectively provided with a forward thread and a reverse thread, and the inner wall of the second connecting block at the two ends of the upper spacing adjusting rod is provided with a thread groove corresponding to the thread on the surface of the upper spacing adjusting rod.

The utility model has the beneficial effects that:

1. the lower spacing adjusting rod and the upper spacing adjusting rod can be rotated to respectively drive the fixed seat and the pinch roller which are connected by the forward threads and the reverse threads at the two ends of the fixed seat and the pinch roller to perform reverse synchronous transmission so as to adjust the fixed point of the steel bar to be measured and the pinch roller spacing for bending, and the device has a simple structure and strong practicability;

2. the fixing rod at the top of the fixing seat is rotated to drive the telescopic rod connected with the external thread of the fixing rod to push the clamping plate to lift, so that the reinforcing steel bar can be limited, and the bending resistance detection process is prevented from being deviated.

3. Set up contact pick-up at the top of base, carrying out the testing process, the flexible end application of force of drive electric hydraulic cylinder makes the pinch roller be used in the reinforcing bar top, makes reinforcing bar atress warp, in the twinkling of an eye of reinforcing bar and contact pick-up contact, the bending strength of recording electric hydraulic cylinder can obtain the reinforcing bar, simple structure, and the practicality is strong.

Drawings

Fig. 1 is a schematic structural diagram of a reinforcing bar bending resistance detection device according to the present invention;

fig. 2 is a schematic partial sectional view of a steel bar bending resistance detection device according to the present invention.

In the figure: 1. a base; 2. a lower spacing adjustment rod; 3. a first connection block; 4. a fixed seat; 5. a loop bar; 6. fixing the rod; 7. a telescopic rod; 8. a limiting plate; 9. a splint; 10. erecting a frame; 11. an electric hydraulic cylinder; 12. a cross frame; 13. an upper spacing adjusting rod; 14. a second connecting block; 15. a pinch roller; 16. a touch sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-2, a reinforcing steel bar bending resistance detection device comprises a base 1, wherein the inside of the base 1 is connected with a lower spacing adjusting rod 2 through a bearing, two ends of the base 1 are respectively sleeved with a first connecting block 3, the top of the first connecting block 3 is fixed with a fixed seat 4 through a bolt, the top of the fixed seat 4 is welded with a loop bar 5, the inner side of the end part of the loop bar 5 is connected with a fixed rod 6 through a bearing, the bottom of the fixed rod 6 is sleeved with a telescopic rod 7 penetrating and extending to the outer side of the end part of the loop bar 5, the telescopic rod 7 is welded with a clamping plate 9, and the top of the base 1 is also paved with a contact sensor 16;

a vertical frame 10 is fixed in the middle of the top of the base 1 through a bolt, an electric hydraulic cylinder 11 is fixed at the end part of the vertical frame 10 through a bolt, a cross frame 12 is fixed at the telescopic end of the vertical frame 10 through a bolt, an upper spacing adjusting rod 13 is connected inside the cross frame 12 through a bearing, second connecting blocks 14 are sleeved outside the two ends of the upper spacing adjusting rod 13, and a pressing wheel 15 is fixed through the second connecting blocks 14 through bolts;

the both ends surface of lower interval adjustment pole 2 is equipped with forward screw thread and reverse screw thread respectively, the thread groove with forward screw thread and reverse thread engagement is seted up respectively to the 3 inner walls of first connecting block at its both ends, the surface of dead lever 6 is equipped with the screw thread, the thread groove that corresponds rather than the surface screw thread is seted up to the inner wall of telescopic link 7, the inner wall welding of loop bar 5 has limiting plate 8, the guide slot that corresponds with limiting plate 8 is seted up in the tip outside of telescopic link 7, the both ends surface of going up interval adjustment pole 13 is equipped with forward screw thread and reverse screw thread respectively, the thread groove that corresponds with last interval adjustment pole 13 surface screw thread is seted up to the 14 inner walls of second connecting block at last interval adjustment pole 13 both ends.

In the embodiment, the lower spacing adjusting rod 2 and the upper spacing adjusting rod 13 are rotated to respectively drive the fixed seat 4 and the pinch roller 15 which are connected by the forward threads and the reverse threads at the two ends to perform reverse synchronous transmission so as to adjust the fixed point of the steel bar to be measured and the spacing between the pinch rollers 15 for bending, and the device has a simple structure and strong practicability;

wherein, the dead lever 6 at 4 tops of rotation fixing base can drive its outside threaded connection's telescopic link 7 promotes splint 9 and goes up and down to can realize spacing to the reinforcing bar, prevent to appear the skew in bending resistance testing process.

Further, set up contact pick-up 16 at the top of base 1, carrying out the testing process, the flexible end application of force of 11 flexible end of drive electric hydraulic cylinder makes pinch roller 15 be used in the reinforcing bar top, makes the reinforcing bar atress warp, in the twinkling of an eye of reinforcing bar and the contact of contact pick-up 16, the application of force degree of record electric hydraulic cylinder 11 can obtain the bending strength of reinforcing bar, simple structure, and the practicality is strong.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The reinforcing steel bar bending resistance detection device comprises a base (1) and is characterized in that a lower spacing adjusting rod (2) is connected inside the base (1) through a bearing, a first connecting block (3) is sleeved at each of two ends of the base, a fixing seat (4) is fixed to the top of the first connecting block (3) through a bolt, a loop bar (5) is welded to the top of the fixing seat (4), a fixing rod (6) is connected to the inner side of the end portion of the loop bar (5) through a bearing, a telescopic rod (7) penetrating through and extending to the outer side of the end portion of the loop bar (5) is sleeved at the bottom of the fixing rod (6), a clamping plate (9) is welded through the telescopic rod (7), and a contact sensor (16) is further paved at the top of the base (1);

there are grudging post (10) through the bolt fastening in the middle of the top of base (1), the tip of grudging post (10) has electric hydraulic cylinder (11) through the bolt fastening, and its flexible end has crossbearer (12) through the bolt fastening, the inside of crossbearer (12) is connected with interval through the bearing and adjusts pole (13), and the outside at last interval regulation pole (13) both ends all overlaps and is equipped with second connecting block (14), and has pinch roller (15) through second connecting block (14) bolt fastening.

2. A steel bar bending resistance detection device according to claim 1, wherein the surfaces of the two ends of the lower spacing adjustment rod (2) are respectively provided with a forward thread and a reverse thread, and the inner walls of the first connecting blocks (3) at the two ends are respectively provided with a thread groove engaged with the forward thread and the reverse thread.

3. The bending resistance testing device for reinforcing steel bars as claimed in claim 1, wherein the surface of the fixing rod (6) is provided with threads, and the inner wall of the telescopic rod (7) is provided with thread grooves corresponding to the threads on the surface.

4. A reinforcing bar bending resistance detection device according to claim 3, wherein a limiting plate (8) is welded to the inner wall of the loop bar (5), and a guide groove corresponding to the limiting plate (8) is formed in the outer side of the end portion of the telescopic bar (7).

5. The reinforcing bar bending resistance detection device according to claim 1, wherein the surfaces of the two ends of the upper spacing adjustment rod (13) are respectively provided with a forward thread and a reverse thread, and the inner walls of the second connection blocks (14) at the two ends of the upper spacing adjustment rod (13) are provided with thread grooves corresponding to the threads on the surface of the upper spacing adjustment rod (13).