CN211061361U

CN211061361U - Hardness detection device for concrete test block

Info

Publication number: CN211061361U
Application number: CN201921664276.4U
Authority: CN
Inventors: 闵晓平
Original assignee: Chongren Hongcheng Concrete Co ltd
Current assignee: Chongren Hongcheng Concrete Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-07-21
Anticipated expiration: 2029-09-29

Abstract

The utility model belongs to the technical field of the concrete detection equipment, especially, a hardness detection device for concrete test block, including examining test table, workstation, detection mechanism, positioning mechanism and supporting leg, the bottom at workstation both ends and the top surface welding of examining test table both ends, detection mechanism's top fixed mounting is in the center department of workstation top bottom surface, positioning mechanism's bottom and the top surface fixed connection who examines test table both ends, the top of supporting leg and the bottom surface fixed connection who examines test table both ends. This a hardness detection device for concrete test piece uses through detection mechanism and positioning mechanism's cooperation, at first can accomplish the location to the concrete test piece fast, just so can reduce staff's the work dynamics, and then has also increased detection device's work efficiency, then can also accomplish the hardness detection to the concrete test piece fast, just so can make whole detection device conveniently use.

Description

Hardness detection device for concrete test block

Technical Field

The utility model relates to a concrete detection equipment technical field especially relates to a hardness detection device for concrete test block.

Background

The compressive strength of concrete is an important index of measuring the concrete quality, the compressive strength of concrete is obtained through concrete test block through concrete resistance to compression detection device detection, concrete test block compressive strength's detection needs to go on after the test block is maintained the specified time in the curing room, after concrete test block maintenance to specified time, the manual work is carried the concrete test block to compressive strength detection device, then testing personnel manually place the concrete test block on compressive strength detection device, at present, current hardness detection device is too simple to the location structure that the concrete test block set up, and the operating mode is too complicated, and simultaneously, staff's intensity of labour has still been increased, and then the work efficiency that concrete test block hardness detected has been reduced.

SUMMERY OF THE UTILITY MODEL

Based on location structure operation mode is complicated among the current concrete hardness detection device, increased the labour, reduced work efficiency's technical problem, the utility model provides a hardness detection device for concrete test block.

The utility model provides a hardness testing device for concrete test block, including examining test table, workstation, detection mechanism, positioning mechanism and supporting leg, the bottom at workstation both ends and the top surface welding of examining test table both ends, detection mechanism's top fixed mounting is in the center department of workstation top bottom surface, positioning mechanism's bottom and the top surface fixed connection who examines test table both ends, the top of supporting leg and the bottom surface fixed connection who examines test table both ends.

Preferably, the detection mechanism comprises an air cylinder, a piston rod, a pressure sensor and a detection head, the top end of the air cylinder is fixedly installed at the center of the bottom surface of the top end of the working frame, the top end of the piston rod is installed at the bottom end of the air cylinder, the top end of the pressure sensor is fixedly installed at the bottom of the piston rod, and an inner cavity at the top end of the detection head is sleeved outside the pressure sensor.

Preferably, the positioning mechanism comprises a positioning frame, a left clamping plate, a positioning hole, a positioning rod, a right clamping plate, a return spring, a displacement block, a guide rail, a touch block, a threaded hole, a positioning bearing, a displacement rod and a speed reduction motor, the bottom end of the positioning frame is fixedly connected with the top surface of the left end of the detection table, the center of the left side surface of the left clamping plate is fixedly connected with the right end of the positioning frame, the bottom end of the positioning plate is fixedly connected with the top surface of the right end of the detection table, the centers of the two side surfaces of the positioning plate are provided with the positioning hole, the right end of the positioning rod is inserted into the inner cavity of the positioning hole, the center of the right side surface of the right clamping plate is fixedly connected with the left end of the positioning rod, the inner cavity of the return spring is sleeved on the surface of the right end of the positioning rod, the bottom of the left side surface of the displacement block is fixedly connected with the right end of the positioning rod, the right, the right-hand member that touches the piece and the left end joint of guide rail, the top surface of touching the piece right-hand member sets up threaded hole, location bearing inlays in the top surface of examining the test table right-hand member, the bottom of aversion pole is pegged graft with the inner chamber of threaded hole and location bearing's inner chamber respectively, gear motor's right-hand member fixed mounting is at the top of work frame right-hand member left surface, and the output shaft end of gear motor bottom and the top fixed connection of aversion pole.

Preferably, the total number of the supporting legs is four, and the four supporting legs are distributed at four corners of the bottom surface of the detection platform respectively.

Preferably, the shape of the inner cavity of the retention hole and the shape of the surface of the retention rod are both square, and the surface of the retention rod is in sliding connection with the inner wall of the retention hole.

Preferably, the surfaces of the touch block and the displacement block, which are close to each other, are in sliding connection, the surface of the displacement rod is in threaded connection with the inner wall of the threaded hole, and the pressure sensor is PT 124G-210.

The utility model provides a beneficial effect does:

1. through the detection mechanism who sets up, at first control cylinder starts, and the cylinder starts just can drive the piston rod downstream, and the piston rod downstream just can drive pressure sensor and detect the first while downstream, when detecting the first downward fracturing concrete test block, pressure sensor just can in time detect out the pressure value this moment at this moment, and then detects out the hardness number of concrete, just so impels detection device can conveniently use.

2. Through detection mechanism and positioning mechanism's cooperation use, can accomplish the location to the concrete test piece at first fast, just so can reduce staff's the work dynamics, and then also increased detection device's work efficiency, then can also accomplish the hardness detection to the concrete test piece fast, just so can make whole detection device can conveniently use.

Drawings

Fig. 1 is a schematic view of a hardness testing device for a concrete test block according to the present invention;

fig. 2 is a front view of the hardness testing apparatus for a concrete test block provided by the utility model.

In the figure: 1. a detection table; 2. a working frame; 3. a detection mechanism; 301. a cylinder; 302. a piston rod; 303. a pressure sensor; 304. a detection head; 4. a positioning mechanism; 401. a position fixing frame; 402. a left splint; 403. a position-retaining plate; 404. a position-retaining hole; 405. a retention rod; 406. a right splint; 407. a return spring; 408. a shift block; 409. a guide rail; 411. a touch block; 412. a threaded hole; 413. positioning the bearing; 414. a shift lever; 415. a reduction motor; 5. and (5) supporting legs.

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.

Referring to fig. 1-2, a hardness detection device for concrete test block, including detecting platform 1, workstation 2, detection mechanism 3, positioning mechanism 4 and supporting leg 5, the bottom at workstation 2 both ends and the top surface welding that detects platform 1 both ends, detection mechanism 3's top fixed mounting is in the center department of 2 top bottom surfaces of workstation, positioning mechanism 4's bottom and the top surface fixed connection who detects platform 1 both ends, the top of supporting leg 5 and the bottom surface fixed connection who detects platform 1 both ends, the total number of supporting leg 5 has four, and four supporting legs 5 distribute respectively in the four corners department that detects platform 1 bottom surface.

The detection mechanism 3 comprises an air cylinder 301, a piston rod 302, a pressure sensor 303 and a detection head 304, wherein the top end of the air cylinder 301 is fixedly installed at the center of the bottom surface of the top end of the working frame 2, the top end of the piston rod 302 is installed at the bottom end of the air cylinder 301, the top end of the pressure sensor 303 is fixedly installed at the bottom of the piston rod 302, the model of the pressure sensor 303 is PT124G-210, and an inner cavity at the top end of the detection head 304 is sleeved outside the pressure sensor 303.

The positioning mechanism 4 comprises a positioning frame 401, a left splint 402, a positioning plate 403, a positioning hole 404, a positioning rod 405, a right splint 406, a return spring 407, a shifting block 408, a guide rail 409, a touch block 411, a threaded hole 412, a positioning bearing 413, a shifting rod 414 and a speed reduction motor 415, wherein the bottom end of the positioning frame 401 is fixedly connected with the top surface of the left end of the detection table 1, the center of the left side surface of the left splint 402 is fixedly connected with the right end of the positioning frame 401, the bottom end of the positioning plate 403 is fixedly connected with the top surface of the right end of the detection table 1, the centers of the two side surfaces of the positioning plate 403 are provided with the positioning hole 404, the right end of the positioning rod 405 is inserted into the inner cavity of the positioning hole 404, the shape of the inner cavity of the positioning hole 404 and the surface of the positioning rod 405 are both square, the surface of the positioning rod 405 is slidably connected with the inner wall of the positioning hole, the center of the right side surface of the right splint 406 is fixedly connected with the left end of the positioning, the bottom of the left side surface of the shifting block 408 is fixedly connected with the right end of the positioning rod 405, the right end of the guide rail 409 is fixedly connected with the bottom of the left side surface of the right end of the work frame 2, the right end of the touch block 411 is clamped with the left end of the guide rail 409, the side, close to the shifting block 408, of the touch block 411 is in sliding connection, the top surface of the right end of the touch block 411 is provided with a threaded hole 412, a positioning bearing 413 is embedded on the top surface of the right end of the detection table 1, the bottom end of the shifting rod 414 is respectively inserted into an inner cavity of the threaded hole 412 and an inner cavity of the positioning bearing 413, the surface of the shifting rod 414 is in threaded connection with the inner wall of the threaded hole 412, the right end of the speed reduction motor 415 is fixedly installed on the top of the.

When the device is used, firstly, the air cylinder 301 is controlled to be started, the air cylinder 301 is started to drive the piston rod 302 to move downwards, the piston rod 302 moves downwards to drive the pressure sensor 303 and the detection head 304 to move downwards simultaneously, when the detection head 304 fractures a concrete test block downwards, the pressure sensor 303 can timely detect the pressure value at the moment to further detect the hardness value of the concrete, then the deceleration motor 415 is controlled to rotate forwards, the deceleration motor 415 can drive the shifting rod 414 to rotate forwards, the shifting rod 414 rotates forwards to drive the movable block 411 to move downwards, the movable block 411 moves downwards to drive the shifting block 408 and the retaining rod 405 to move leftwards simultaneously, the retaining rod 405 moves leftwards to drive the right clamping plate 406 to move leftwards, when the surface, close to each other, of the left clamping plate 402 and the right clamping plate 406 is in full contact with the two side surfaces of the concrete test block, the positioning of the concrete test block is completed, and finally, the speed reducing motor 415 is controlled to rotate reversely, the speed reducing motor 415 can drive the right clamping plate 406 to move rightwards after rotating reversely, and when the left side surface of the right clamping plate 406 is far away from the right side surface of the concrete test piece, the cracked concrete test piece can be conveniently cleaned, so that the device can be conveniently used again.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a hardness detection device for concrete test block, is including examining test table (1), working frame (2), detection mechanism (3), positioning mechanism (4) and supporting leg (5), its characterized in that: the bottom at workstation (2) both ends and the top surface welding that detects platform (1) both ends, the top fixed mounting of detection mechanism (3) is in the center department of workstation (2) top bottom surface, the bottom of positioning mechanism (4) and the top surface fixed connection who detects platform (1) both ends, the top of supporting leg (5) and the bottom surface fixed connection who detects platform (1) both ends.

2. The apparatus for detecting hardness of a concrete sample according to claim 1, wherein: the detection mechanism (3) comprises an air cylinder (301), a piston rod (302), a pressure sensor (303) and a detection head (304), wherein the top end of the air cylinder (301) is fixedly installed at the center of the bottom surface of the top end of the working frame (2), the top end of the piston rod (302) is installed at the bottom end of the air cylinder (301), the top end of the pressure sensor (303) is fixedly installed at the bottom of the piston rod (302), and an inner cavity at the top end of the detection head (304) is sleeved outside the pressure sensor (303).

3. The apparatus for detecting hardness of a concrete sample according to claim 2, wherein: the positioning mechanism (4) comprises a positioning frame (401), a left clamping plate (402), a positioning plate (403), a positioning hole (404), a positioning rod (405), a right clamping plate (406), a return spring (407), a shifting block (408), a guide rail (409), a touch block (411), a threaded hole (412), a positioning bearing (413), a shifting rod (414) and a speed reducing motor (415), wherein the bottom end of the positioning frame (401) is fixedly connected with the top surface of the left end of the detection table (1), the center of the left side surface of the left clamping plate (402) is fixedly connected with the right end of the positioning frame (401), the bottom end of the positioning plate (403) is fixedly connected with the top surface of the right end of the detection table (1), the centers of the two side surfaces of the positioning plate (403) are provided with the positioning hole (404), the right end of the positioning rod (405) is inserted into the inner cavity of the positioning hole (404), the center of the right side surface of the right clamping plate (406) is fixedly connected with the left end of the positioning rod (405), the inner cavity of the return spring (407) is sleeved on the surface of the right end of the retaining rod (405), the bottom of the left side surface of the displacement block (408) is fixedly connected with the right end of the retaining rod (405), the right end of the guide rail (409) is fixedly connected with the bottom of the left side surface of the right end of the working frame (2), the right end of the touch block (411) is clamped with the left end of the guide rail (409), the top surface of the right end of the touch block (411) is provided with a threaded hole (412), the positioning bearing (413) is embedded on the top surface of the right end of the detection table (1), the bottom end of the displacement rod (414) is respectively inserted into the inner cavity of the threaded hole (412) and the inner cavity of the positioning bearing (413), the right end of the speed reducing motor (415) is fixedly arranged at the top of the left side surface of the right end of the working frame (2), and the tail end of an output shaft at the bottom of the speed reducing motor (415) is fixedly connected with the top end of the shifting rod (414).

4. The apparatus for detecting hardness of a concrete sample according to claim 1, wherein: the total number of the supporting legs (5) is four, and the four supporting legs (5) are respectively distributed at four corners of the bottom surface of the detection platform (1).

5. The apparatus of claim 3, wherein: the shape of the inner cavity of the retention hole (404) and the shape of the surface of the retention rod (405) are both square, and the surface of the retention rod (405) is in sliding connection with the inner wall of the retention hole.

6. The apparatus of claim 3, wherein: the surface of the touch block (411) close to the displacement block (408) is in sliding connection, the surface of the displacement rod (414) is in threaded connection with the inner wall of the threaded hole (412), and the type of the pressure sensor (303) is PT 124G-210.