CN216695889U

CN216695889U - Reinforcing bar strength detector

Info

Publication number: CN216695889U
Application number: CN202123187186.0U
Authority: CN
Inventors: 黄晴晴; 孟晓伟; 邓雄; 邱仕佳
Original assignee: Chongqing Academy of Metrology and Quality Inspection
Current assignee: Chongqing Academy of Metrology and Quality Inspection
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-06-07
Anticipated expiration: 2031-12-17

Abstract

The utility model relates to the technical field of steel bar detection devices, in particular to a steel bar strength detector, which adopts the technical scheme that: supporting seat, roof and lead screw, the internally mounted of supporting seat has servo motor, servo motor is connected with the lead screw, threaded connection has the slider on the lead screw, the top of slider is provided with second pressure sensor, surface mounting has the curb plate on the supporting seat, install first telescopic link on the curb plate, the expansion end of first telescopic link is provided with first pressure sensor, the roof is installed to the upper end of curb plate, install the second telescopic link on the roof, the lower extreme of second telescopic link is connected with the connecting plate, the protection network is installed to the connecting plate. According to the utility model, different positions of the steel bar body are effectively detected through the first pressure sensor and the second pressure sensor, and meanwhile, the steel bars can be isolated through the protective net in the detection process, so that the steel bars are prevented from flying out of the device, and the safety of the device is improved.

Description

Reinforcing bar strength detector

Technical Field

The utility model relates to the technical field of steel bar detection devices, in particular to a steel bar strength detector.

Background

The reinforcing steel bar is straight bar or wire rod steel used for reinforcing steel bar of reinforced concrete, its external form is divided into smooth bar and deformed bar, and its delivery state is two kinds of straight bar and wire rod, and the reinforcing steel bar can bear tension and compression stress, and can resist temp. deformation resulted from thermal expansion and cold contraction.

Through the massive search, discover prior art, publication number is CN212432787U, discloses an intensity detector, including the box, wait to detect a piece and drive arrangement, the box has open-topped accommodation space, is equipped with fixed bracket and removal bracket in the accommodation space. A tension sensor is fixed at the first end of the box body, and a probe of the tension sensor is fixedly connected with the fixing bracket. A first clamp is fixed on the fixed bracket, and a second clamp is fixed on the movable bracket. The first end of the piece to be detected is fixed in the first clamp, and the second end of the piece to be detected is fixed in the second clamp. The driving device can drive the movable bracket to move between the fixed bracket and the second end of the box body. The strength detector can conveniently test whether the connection strength of the piece to be detected meets the requirement or not, can conveniently test the maximum breaking force borne by the piece to be detected, and can test the change of the tension of the piece to be detected along with the time under the action of continuous tension.

In conclusion, the deformation quantity caused by pressure and lateral external force cannot be measured on long-strip steel such as reinforcing steel bars by the conventional detection device, the detection function is incomplete, and the measurement cannot be effectively carried out, so that the practical practicability cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model provides a reinforcing steel bar strength detector, which solves the technical problems.

The scheme for solving the technical problems is as follows: the utility model provides a reinforcing bar intensity detector, includes supporting seat, roof and lead screw, the internally mounted of supporting seat has servo motor, servo motor's output is connected with the lead screw, threaded connection has the slider on the lead screw, the top of slider is provided with second pressure sensor, the reinforcing bar body has been placed to the top of supporting seat, the curb plate is installed to surface symmetry on the supporting seat, install first telescopic link on the curb plate, the expansion end of first telescopic link is provided with first pressure sensor, the roof is installed to the upper end of curb plate, install the second telescopic link on the roof, the lower extreme of second telescopic link is connected with the connecting plate, the protection network is installed to the lower surface symmetry of connecting plate.

The utility model has the beneficial effects that: the device can receive through the first pressure sensor that both sides set up and respond to pressure to the reinforcing bar and measure, can effectively measure whether up to standard of the pressure upper limit that the reinforcing bar bore, and carry out the removal of horizontal direction through lead screw control second pressure sensor, be convenient for measure the deformation volume that produces when the reinforcing bar different positions receive external force, reinforcing bar strength measurement's validity has greatly been improved, the device's practicality has been improved, the in-process that detects simultaneously can keep apart the reinforcing bar through the protection network, avoid the reinforcing bar to fly out from the device, the security of device has been improved.

On the basis of the technical scheme, the utility model can be further improved as follows.

Furthermore, supporting legs are installed at four corners of the lower surface of the supporting seat.

The beneficial effect of adopting the further scheme is that: the height of the supporting leg can be increased, and the steel bar body to be detected can be placed by the staff conveniently.

Further, the upper surface welding of slider has the connecting rod, the connecting rod upper end runs through the last surface mounting of supporting seat has the third telescopic link, the upper end welding of third telescopic link has the second link, the inside of second link is provided with second pressure sensor.

The beneficial effect of adopting the further scheme is that: can carry on spacingly through the connecting rod to the slider for the slider only carries out horizontal migration, and the position of the second pressure sensor of adjustment of being convenient for can drive the second link through the third telescopic link simultaneously and go up and down, and the outer wall of the second pressure sensor of control of being convenient for and reinforcing bar body contacts.

Further, brackets are symmetrically arranged on the upper surface of the supporting seat, and the steel bar body is placed at the upper end of each bracket.

The beneficial effect of adopting the further scheme is that: can lift the reinforcing bar body through the bracket, the staff of being convenient for places the reinforcing bar body in the top of supporting seat for the reinforcing bar body is the level and places.

Furthermore, the welding of the expansion end of first telescopic link has first link, the inside of first link is provided with first pressure sensor.

The beneficial effect of adopting the further scheme is that: but through the first pressure sensor of first link fixed mounting for first pressure sensor can be on a parallel with the one end of reinforcing bar body, and the first pressure sensor of being convenient for contacts with the reinforcing bar body.

Furthermore, the upper surface symmetry of connecting plate installs the gag lever post, just the upper end of gag lever post runs through the roof.

The beneficial effect of adopting the further scheme is that: can carry on spacingly to the connecting plate through the gag lever post for the process that the connecting plate goes up and down carries out the vertical migration, avoids the connecting plate to take place to rock.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

fig. 1 is a schematic main sectional view of a reinforcing bar strength detector according to an embodiment of the present invention;

fig. 2 is an enlarged schematic view of a structure of a first pressure sensor in fig. 1 of the reinforcing bar strength detector according to an embodiment of the present invention;

fig. 3 is an enlarged schematic view of a structure of a second pressure sensor in fig. 1 of the reinforcing bar strength detector according to an embodiment of the present invention;

fig. 4 is a schematic front view of a reinforcing bar strength detector according to an embodiment of the present invention;

fig. 5 is a schematic side sectional view of a reinforcing bar strength detector according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. supporting legs; 2. a supporting seat; 3. a first telescopic rod; 4. a first pressure sensor; 5. a side plate; 6. a top plate; 7. a limiting rod; 8. a second telescopic rod; 9. a second pressure sensor; 10. a connecting plate; 11. a protective net; 12. a bracket; 13. a screw rod; 14. a third telescopic rod; 15. a slider; 16. a connecting rod; 17. a steel bar body; 18. a servo motor; 19. a first connecting frame; 20. and a second connecting frame.

Detailed Description

The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-5, which are provided as examples to illustrate the utility model and not to limit the scope of the utility model. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 5, the present invention provides a reinforcing steel bar strength detector, which includes a supporting seat 2, a top plate 6 and a screw rod 13, wherein a servo motor 18 is installed inside the supporting seat 2, as is well known to those skilled in the art, the servo motor 18 is provided with common knowledge, which belongs to conventional means or common knowledge, and is not described herein any more, and those skilled in the art can optionally select and match the supporting seat according to their needs or convenience, an output end of the servo motor 18 is connected with the screw rod 13, the screw rod 13 is connected with a sliding block 15 in a threaded manner, a second pressure sensor 9 is disposed above the sliding block 15, and the pressure sensor generally consists of a pressure sensitive element and a signal processing unit, and can sense a pressure signal and can convert the pressure signal into a device or apparatus capable of outputting an electrical signal according to a certain rule.

A steel bar body 17 is placed above a supporting seat 2, a side plate 5 is symmetrically installed on the upper surface of the supporting seat 2, a first telescopic rod 3 is installed on the side plate 5, the telescopic rod provides power through oil pressure of a hydraulic pump, so that the movable end inside the telescopic rod can move flexibly, the first telescopic rod 3 can drive a first pressure sensor 4 to move horizontally, the magnitude of stress borne by the steel bar body 17 can be measured conveniently, the first pressure sensor 4 is arranged at the movable end of the first telescopic rod 3, a top plate 6 is installed at the upper end of the side plate 5, a second telescopic rod 8 is installed on the top plate 6, the lower end of the second telescopic rod 8 is connected with a connecting plate 10, a protective net 11 is symmetrically installed on the lower surface of the connecting plate 10, the protective net 11 can be driven by the second telescopic rod 8 to lift, the device can provide protection in the measuring process, and the steel bar body 17 is prevented from flying out of the device to injure workers, the safety of the device is effectively improved.

Preferably, supporting legs 1 are all installed to the lower surface four corners department of supporting seat 2, and the height of 1 multiplicable supporting seat 2 of supporting leg is convenient for the staff and will be detected the reinforcing bar body 17 of treating and place, has effectively improved the stability of supporting seat 2 simultaneously, avoids supporting seat 2 to take place to rock.

Preferably, the upper surface welding of slider 15 has connecting rod 16, the last surface mounting who runs through supporting seat 2 in the connecting rod 16 upper end has third telescopic link 14, the upper end welding of third telescopic link 14 has second link 20, the inside of second link 20 is provided with second pressure sensor 9, can be spacing to slider 15 through connecting rod 16, make slider 15 only carry out horizontal migration, be convenient for adjust second pressure sensor 9's position, can drive second link 20 through third telescopic link 14 simultaneously and go up and down, be convenient for control second pressure sensor 9 and reinforcing bar body 17's outer wall contacts, make third telescopic link 14 can provide the pressure of side to reinforcing bar body 17, be convenient for second pressure sensor 9 measures.

Preferably, bracket 12 is installed to the upper surface symmetry of supporting seat 2, and reinforcing bar body 17 has been placed to the upper end of bracket 12, can lift reinforcing bar body 17 through bracket 12, and the staff of being convenient for places reinforcing bar body 17 in the top of supporting seat 2 for reinforcing bar body 17 is the level and places, leads to the unable accurate centre gripping of first pressure sensor 4 and then takes place the slope when avoiding the staff to hold reinforcing bar body 17, and the atress is uneven when preventing reinforcing bar body 17 from receiving detection pressure.

Preferably, the welding of the movable end of first telescopic link 3 has first link 19, and the inside of first link 19 is provided with first pressure sensor 4, but through first link 19 fixed mounting first pressure sensor 4 for first pressure sensor 4 can be on a parallel with the one end of reinforcing bar body 17, and the first pressure sensor 4 of being convenient for contacts with reinforcing bar body 17.

Preferably, gag lever post 7 is installed to the upper surface symmetry of connecting plate 10, and roof 6 is run through to the upper end of gag lever post 7, can carry on spacingly to connecting plate 10 through gag lever post 7 for the process that connecting plate 10 goes up and down carries out the vertical migration, avoids connecting plate 10 to take place to rock, has effectively improved the stability when connecting plate 10 goes up and down.

The specific working principle and the using method of the utility model are as follows: the device is connected with an external power supply, a worker places a steel bar body 17 to be detected at the upper end of a bracket 12 of a supporting seat 2, and starts a first telescopic rod 3 to clamp two ends of the steel bar body 17, and measures the pressure born by the steel bar body 17 through a first pressure sensor 4, after the pressure measurement of the steel bar body 17 is finished, the screw rod 13 can be controlled by a servo motor 18 to rotate, and further a slide block 15 is controlled to move horizontally, so that the slide block 15 can drive a third telescopic rod 14 to move horizontally, a second pressure sensor 9 at the upper end of the third telescopic rod 14 can be contacted with the outer wall of the steel bar body 17, and the upward pressure is improved through the third telescopic rod 14, so that the device can detect different positions of the outer wall of the steel bar body 17, the bending degree when different positions are stressed is detected, and the detection effectiveness of the device is greatly improved, meanwhile, the device controls the protective net 11 to descend through the second telescopic rod 8 in the detection process, so that the protective net 11 can shade the steel bar body 17, the steel bar body 17 is prevented from flying out of the device due to accidents in the detection process, and the safety of the device in use is effectively improved.

The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the utility model as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a reinforcing bar intensity detector which characterized in that: the steel bar support comprises a support seat (2), a top plate (6) and a lead screw (13), wherein a servo motor (18) is arranged inside the support seat (2), the output end of the servo motor (18) is connected with the lead screw (13), a sliding block (15) is in threaded connection with the lead screw (13), a second pressure sensor (9) is arranged above the sliding block (15), a steel bar body (17) is placed above the support seat (2), side plates (5) are symmetrically arranged on the upper surface of the support seat (2), a first telescopic rod (3) is arranged on each side plate (5), a first pressure sensor (4) is arranged at the movable end of each first telescopic rod (3), the top plate (6) is arranged at the upper end of each side plate (5), a second telescopic rod (8) is arranged on the top plate (6), and a connecting plate (10) is connected with the lower end of the second telescopic rod (8), and protective nets (11) are symmetrically arranged on the lower surfaces of the connecting plates (10).

2. The reinforcing bar strength detector according to claim 1, wherein: supporting legs (1) are installed at four corners of the lower surface of the supporting seat (2).

3. The reinforcing bar strength tester according to claim 1, wherein: the upper surface welding of slider (15) has connecting rod (16), run through connecting rod (16) upper end the last surface mounting of supporting seat (2) has third telescopic link (14), the upper end welding of third telescopic link (14) has second link (20), the inside of second link (20) is provided with second pressure sensor (9).

4. The reinforcing bar strength detector according to claim 1, wherein: bracket (12) are installed to the upper surface symmetry of supporting seat (2), place in the upper end of bracket (12) reinforcing bar body (17).

5. The reinforcing bar strength detector according to claim 1, wherein: the welding of the expansion end of first telescopic link (3) has first link (19), the inside of first link (19) is provided with first pressure sensor (4).

6. The reinforcing bar strength detector according to claim 1, wherein: limiting rods (7) are symmetrically arranged on the upper surface of the connecting plate (10), and the upper ends of the limiting rods (7) penetrate through the top plate (6).