CN210427232U

CN210427232U - Building material strength detection device

Info

Publication number: CN210427232U
Application number: CN201921197427.XU
Authority: CN
Inventors: 费军; 宋育青; 卢磊; 沈潇彬; 袁志杰
Original assignee: Wujiang Construction Engineering Quality Detection Center Co ltd
Current assignee: Wujiang Construction Engineering Quality Detection Center Co ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-04-28
Anticipated expiration: 2029-07-29

Abstract

The utility model discloses a building material intensity detection device, including servo motor, pressure sensor, control box and dead lever, servo motor installs the avris in the frame, the motor shaft passes through the track and the sleeve links to each other, telescopic inside runs through there is the movable rod, and the avris of movable rod is provided with the gag lever post, pressure sensor installs the bottom at the movable rod, the dead lever is fixed at the interior top surface of frame, and the bottom of dead lever is connected with puts the thing piece, the inside of putting the thing piece runs through there is the reinforcing bar, put the below of thing piece and install the fly leaf, the lower terminal surface of fly leaf is fixed with the connecting rod, and the outside winding of connecting rod has the spring. This building material intensity detection device can increase and treat the spacing stability of detection reinforcing bar, can avoid exerting pressure the back offset to it in the testing process to can avoid causing the damage to detection device after the reinforcing bar warp, and then promoted the security that detects.

Description

Building material strength detection device

Technical Field

The utility model relates to a building material detects technical field, specifically is a building material intensity detection device.

Background

Building materials are divided into a plurality of types, wherein a steel bar is an essential one of building materials, and in order to ensure the quality of buildings, the strength of different types of steel bars needs to be detected before construction, for example, a building material strength detection device with the publication number of CN208537281U comprises a U-shaped support and a fixed plate, wherein both ends of the U-shaped support are provided with steel bar clamping grooves, steel bars to be detected are inserted into the inner cavities of the steel bar clamping grooves, the openings of the steel bar clamping grooves are provided with bolt holes, the bolt holes are communicated with the steel bar clamping grooves, the middle part of the inner wall of the groove of the U-shaped support is vertically provided with a scale, the middle part of the outer wall of the fixed plate is vertically provided with a hydraulic jack, the end part of a power rod of the hydraulic jack is fixedly provided with a bending head, the hydraulic jack is connected with external hydraulic equipment through an oil pipe, a pressure sensor is embedded, can detect at the job site, need not to take the sample that detects to the laboratory and detect alone, the simple swift more of testing process has avoided sample testing to appear with the drawback that the time is good, has following shortcoming in the use:

the limiting of the steel bar to be detected is not stable enough, the steel bar is easy to cause position deviation after being pressed in the detection process, and after the steel bar is deformed, the detection device is easy to damage, so that the danger of the detection process is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building material intensity detection device to solve above-mentioned background art and propose treating the spacing of detecting the reinforcing bar stable inadequately, cause offset easily after exerting pressure to it in the testing process, and after the reinforcing bar appears warping, cause the damage to detection device easily, and then increased the dangerous problem of testing process.

In order to achieve the above object, the utility model provides a following technical scheme: a building material strength detection device comprises a servo motor, a pressure sensor, a control box and a fixed rod, wherein the servo motor is arranged on the side of a rack, the top of the servo motor is connected with a motor shaft, the motor shaft is connected with a sleeve through a crawler belt, the outer side of the sleeve is sleeved with a belt pulley, a movable rod penetrates through the inside of the sleeve, a limit rod is arranged on the side of the movable rod, the pressure sensor is arranged at the bottom of the movable rod, the side of the pressure sensor is connected with the control box through a connecting wire, the fixed rod is fixed on the inner top surface of the rack, the bottom of the fixed rod is connected with a storage block, a steel bar penetrates through the inside of the storage block, a through groove is reserved at the bottom of the storage block, through holes are formed in the rack at two ends of the steel bar, a movable plate is arranged below the storage block, and the two ends of the movable, the lower terminal surface of fly leaf is fixed with the connecting rod, and the outside winding of connecting rod has the spring to the scale is installed to the intermediate position of fly leaf.

Preferably, the limiting rod and the movable rod are fixedly connected, the limiting rod, the fixed rod and the object placing block are in sliding connection, and the movable rods are symmetrically distributed around the central axis of the rack.

Preferably, the sleeve is in threaded connection with the movable rod, and the sleeve is in rotary connection with the rack.

Preferably, the upper end of the object placing block is of an arc-shaped structure, the through groove at the lower end of the object placing block is U-shaped, and the central axes of the object placing block and the through hole are overlapped.

Preferably, the movable plate and the fixing strip form a sliding structure, the movable plate and the rack form a lifting structure, and the movable plate and the connecting rod are perpendicular to each other.

Compared with the prior art, the beneficial effects of the utility model are that: the building material strength detection device can increase the stability of limiting the steel bar to be detected, can avoid position deviation after applying pressure to the steel bar in the detection process, and can avoid damage to the detection device after the steel bar is deformed, thereby improving the detection safety;

the 1.2 movable rods can be synchronously lifted and lowered under the driving of the servo motor and the sleeve, the reinforcing steel bars are pressed by symmetrical forces, the stability of the detection process is improved, the reinforcing steel bars to be detected penetrate through the storage blocks, and when the reinforcing steel bars are deformed, enough movable space is reserved in the storage blocks, so that the direct contact with a detection device is avoided;

2. can drive the fly leaf and go up and down in the frame after the reinforcing bar is bent, and then conveniently look over its crooked degree through the scale to through the setting of connecting rod and spring, the fly leaf can the automatic recovery normal position when not atress.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

fig. 3 is a schematic view of the bottom view of the storage block of the present invention.

In the figure: 1. a frame; 2. a servo motor; 3. a motor shaft; 4. a crawler belt; 5. a limiting rod; 6. a sleeve; 7. a belt pulley; 8. a movable rod; 9. a pressure sensor; 10. a connecting wire; 11. a control box; 12. fixing the rod; 13. placing the object blocks; 14. a through groove; 15. reinforcing steel bars; 16. a through hole; 17. a movable plate; 18. a fixing strip; 19. a connecting rod; 20. a spring; 21. and (4) a scale.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-3, the present invention provides a technical solution: a building material strength detection device comprises a rack 1, a servo motor 2, a motor shaft 3, a crawler 4, a limiting rod 5, a sleeve 6, a belt pulley 7, a movable rod 8, a pressure sensor 9, a connecting wire 10, a control box 11, a fixed rod 12, a placement block 13, a through groove 14, a reinforcing steel bar 15, a through hole 16, a movable plate 17, a fixed strip 18, a connecting rod 19, a spring 20 and a scale 21, wherein the servo motor 2 is installed on the lateral side of the rack 1, the top of the servo motor 2 is connected with the motor shaft 3, the motor shaft 3 is connected with the sleeve 6 through the crawler 4, the belt pulley 7 is sleeved on the outer side of the sleeve 6, the movable rod 8 penetrates through the inner part of the sleeve 6, the limiting rod 5 is arranged on the lateral side of the movable rod 8, the pressure sensor 9 is installed at the bottom of the movable rod 8, the lateral side of the pressure sensor 9 is connected with, the bottom of the fixed rod 12 is connected with an object placing block 13, a reinforcing steel bar 15 penetrates through the object placing block 13, a through groove 14 is reserved at the bottom of the object placing block 13, through holes 16 are formed in the rack 1 at two ends of the reinforcing steel bar 15, a movable plate 17 is mounted below the object placing block 13, two ends of the movable plate 17 are connected with the inner wall of the rack 1 through fixing strips 18, a connecting rod 19 is fixed on the lower end face of the movable plate 17, a spring 20 is wound on the outer side of the connecting rod 19, and a scale 21 is mounted in the middle of the movable plate 17;

the limiting rod 5 is fixedly connected with the movable rod 8, the limiting rod 5 is in sliding connection with the fixed rod 12 and the object placing block 13, the movable rods 8 are symmetrically distributed about the central axis of the rack 1, the sleeve 6 is in threaded connection with the movable rods 8, the sleeve 6 is in rotating connection with the rack 1, the sleeve 6 drives the 2 movable rods 8 to synchronously rotate in the same direction when rotating, the movable rods 8 can be prevented from rotating and only lifting through the limiting of the limiting rod 5, and the strength of the reinforcing steel bar 15 is detected through symmetrical force, so that the stability is improved;

the upper end of the object placing block 13 is of an arc structure, the through groove 14 at the lower end of the object placing block 13 is in a U shape, the central axes of the object placing block 13 and the through hole 16 are overlapped, when the reinforcing steel bar 15 is bent, two ends of the reinforcing steel bar can move in the through groove 14 on the object placing block 13, and the protruding position can move in the object placing block 13, so that enough moving space is provided, and the detection device cannot be damaged;

the movable plate 17 and the fixing strip 18 form a sliding structure, the movable plate 17 and the rack 1 form a lifting structure, the movable plate 17 and the connecting rod 19 are perpendicular to each other, when two ends of the steel bar 15 are in contact with the movable plate 17, the steel bar is driven to slide on the fixing strip 18 and descend in the rack 1, the connecting rod 19 is driven to slide on the rack 1, and therefore the bending degree of the steel bar 15 can be observed through the ruler 21.

The working principle is as follows: when the building material strength detection device is used, as shown in fig. 1-2, firstly, a steel bar 15 to be detected penetrates through a through hole 16 to enter an object placing block 13, then a servo motor 2 drives a motor shaft 3 to rotate, and further drives a sleeve 6 to rotate through a crawler belt 4, when the sleeve 6 rotates, another sleeve 6 is driven to rotate through a belt pulley 7, and further 2 movable rods 8 are driven to synchronously rotate in the same direction, rotation can be prevented from only ascending and descending through the limiting of a limiting rod 5 between the movable rods 8, so that the strength of the steel bar 15 is detected through symmetrical force, the stability is increased, then the movable rods 8 descend to press the steel bar 15, and further the strength of the steel bar 15 can be sensed through a pressure sensor 9;

as shown in fig. 1 and 3, when the reinforcing bar 15 is bent, two ends of the reinforcing bar can move in the through groove 14 on the object placing block 13, and the protruding position can move inside the object placing block 13, so that the device has enough moving space and cannot damage the detection device, when two ends of the reinforcing bar 15 contact the movable plate 17, the movable plate is driven to slide on the fixing strip 18 and descend in the rack 1, the connecting rod 19 is driven to slide on the rack 1, so that the bending degree of the reinforcing bar 15 can be observed through the scale 21, and due to the arrangement of the spring 20, the movable plate 17 can automatically return to the original position when not stressed, so as to facilitate the detection of the subsequent reinforcing bar 15.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a building material intensity detection device, includes servo motor (2), pressure sensor (9), control box (11) and dead lever (12), its characterized in that: the utility model discloses a motor for the automobile parking lot, including frame (1), servo motor (2), and servo motor's (2) top is connected with motor shaft (3), motor shaft (3) link to each other through track (4) and sleeve (6), and the outside cover of sleeve (6) is equipped with belt pulley (7), the inside of sleeve (6) is run through has movable rod (8), and the avris of movable rod (8) is provided with gag lever post (5), pressure sensor (9) are installed in the bottom of movable rod (8), and the avris of pressure sensor (9) passes through connecting wire (10) and control box (11) and links to each other, dead lever (12) are fixed at the interior top surface of frame (1), and the bottom of dead lever (12) is connected with puts thing piece (13), the inside of putting thing piece (13) is run through has reinforcing bar (15), and the bottom of putting thing piece (13) is reserved has logical groove (14), and seted up through-hole (16) on frame (1) at reinforcing bar (15) both ends, put the below of thing piece (13) and install fly leaf (17), and the both ends of fly leaf (17) link to each other through the inner wall of fixed strip (18) and frame (1), the lower terminal surface of fly leaf (17) is fixed with connecting rod (19), and the outside winding of connecting rod (19) has spring (20) to scale (21) are installed to the intermediate position of fly leaf (17).

2. The building material strength detection device according to claim 1, wherein: the limiting rod (5) and the movable rod (8) are fixedly connected, the limiting rod (5) is in sliding connection with the fixed rod (12) and the object placing block (13), and the movable rod (8) is symmetrically distributed about the central axis of the rack (1).

3. The building material strength detection device according to claim 1, wherein: the sleeve (6) is in threaded connection with the movable rod (8), and the sleeve (6) is in rotary connection with the rack (1).

4. The building material strength detection device according to claim 1, wherein: the upper end of the object placing block (13) is of an arc-shaped structure, the through groove (14) at the lower end of the object placing block (13) is U-shaped, and the central axes of the object placing block (13) and the through hole (16) are overlapped.

5. The building material strength detection device according to claim 1, wherein: the movable plate (17) and the fixing strip (18) form a sliding structure, the movable plate (17) and the rack (1) form a lifting structure, and the movable plate (17) and the connecting rod (19) are perpendicular to each other.