CN212275760U

CN212275760U - Concrete slump detection device

Info

Publication number: CN212275760U
Application number: CN202020960775.4U
Authority: CN
Inventors: 唐世标; 张爱青; 张颖发; 卢志扬; 姜华; 曾钰; 刘子健
Original assignee: Guangzhou Shengfeng Concrete Co ltd
Current assignee: Guangzhou Shengfeng Concrete Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-01-01
Anticipated expiration: 2030-05-29

Abstract

The utility model relates to a concrete performance testing device, in particular to a concrete slump detection device, which comprises a plate body, a collapse cylinder, a scale part and a supporting part; the scale part and the supporting part are arranged on the plate body, a scale surface is arranged on the scale part, and the scale part is connected with a measuring scale in a sliding way; the collapse cylinder is provided with a support arm which is in sliding connection with the scale part and the supporting part, the supporting part is provided with a driving part, and the driving part is connected with the support arm which is in sliding connection with the supporting part. The utility model discloses effectively avoid the problem of the collapse error that artifical carrying section of thick bamboo caused, reduce unnecessary measuring error, ensure the concrete slump measurement accuracy of collapsing.

Description

Concrete slump detection device

Technical Field

The utility model relates to a concrete performance testing arrangement, more specifically relates to a concrete slump detection device.

Background

Most of conventional concrete slump detection devices extract part of concrete to pour into a slump cone, and measure the concrete slump by using a tool after the concrete slump detection device is manually lifted. For example, the portable concrete slump testing device with application number CN201420127864.5, the technical scheme disclosed in the patent requires manual control of a slump cone for slump testing when in use, the device has large precision error caused by human operation during measurement, and in the moving process of the device, due to the fact that the whole design of the device adopts a split structure, related parts are loosely stored, and parts are easy to be lost. When the concrete slump detection device is used, the concrete slump detection device must be used on a flat ground, and the requirements on the use environment conditions are high. And moreover, the concrete slump detection device with the movable wheels also requires that the measurement field is smooth, and the requirements on environmental conditions are strict. In order to reduce the slump error when lifting the cylinder and expand the limitation of the use environment of the concrete slump detection device, a novel concrete slump detection device combining manpower and machinery needs to be researched and designed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome the big problem of slump error among the above-mentioned prior art's the actual measurement, provide a concrete slump detection device, effectively avoid the artifical problem of carrying the slump error that a section of thick bamboo caused, improve concrete slump and detect the precision.

In order to solve the technical problem, the utility model discloses a technical scheme is: a concrete slump detection device comprises a plate body, a slump cone, a scale part and a supporting part; the scale part and the supporting part are arranged on the plate body, a scale surface is arranged on the scale part, and the scale part is connected with a measuring scale in a sliding way; the collapse cylinder is provided with a support arm which is in sliding connection with the scale part and the supporting part, the supporting part is provided with a driving part, and the driving part is connected with the support arm which is in sliding connection with the supporting part.

In the technical scheme, the scale part and the supporting part are arranged on the plate body, the collapse cylinder moves relative to the upper and lower degrees of freedom of the scale part and the supporting part through the support arms respectively connected with the scale part and the supporting part in a sliding manner, the moving degree of freedom of the collapse cylinder is reduced, the invalid movement of the collapse cylinder on other degrees of freedom in the measuring process can be effectively avoided, and the measuring precision is ensured. The support arm is driven by the driving part of the supporting part so as to drive the collapse cylinder to move relative to the scale part and the supporting part, manual operation is replaced, the collapse cylinder is directly controlled, the scale part and the supporting part are combined to limit the moving freedom of the collapse cylinder, the moving accuracy of the collapse cylinder in the collapse detection process is improved, and the concrete collapse detection precision is improved.

In one embodiment, a universal wheel is connected to the plate body, and the universal wheel is connected to the plate body through a height adjustment strut. In this scheme, the universal wheel bears the plate body, and the universal wheel realizes the removal of plate body, is connected through the altitude mixture control pillar between universal wheel and the plate body, the altitude mixture control pillar can realize leveling to the plate body, improves detection device to the adaptability of measuring ring border.

Preferably, the plate body is provided with at least two groups of gradienters, and the at least two groups of gradienters are arranged on the plate body in an orthogonal manner relatively. At least two sets of spirit levels are used for measuring the levelness relative to two directions of the plate body respectively to whether the plate body is conveniently and visually displayed to be level in the leveling process.

Preferably, the plate body is provided with an automatic leveling encoder, the height adjusting support is an electric control telescopic rod, and the automatic leveling encoder is connected with the height adjusting support. When leveling is needed, the automatic leveling encoder controls the height adjusting support to act, height adjustment of the height adjusting support is automatically achieved, and the height adjusting supports are matched with each other to achieve leveling of the plate body.

In one embodiment, one end of the support arm, which is connected with the scale part in a sliding manner, is provided with a U-shaped part, and the U-shaped part is nested on the scale part to realize the sliding connection with the scale part; the supporting arm is provided with a sliding groove at one end connected with the supporting part, the supporting part is provided with a sliding rail, and the sliding groove is connected with the sliding rail in a sliding manner.

In the scheme, after the U-shaped part and the scale part are nested, the degree of freedom of movement of the U-shaped part relative to the scale part is limited in the horizontal direction, but the degree of freedom of movement of the U-shaped part relative to the scale part in the vertical direction is guaranteed. The support arm is matched with the sliding rail of the supporting part through the sliding groove to realize sliding connection between the support arm and the supporting part, and the matching of the sliding groove and the sliding rail enables the support arm to be incapable of moving in the horizontal direction relative to the supporting part, but the support arm can move in the vertical direction relative to the supporting part. The U-shaped portion is matched with the scale portion in a nested mode, the sliding groove is matched with the sliding rail, the collapsing barrel can only move in the vertical direction relative to the scale portion and the supporting portion, the horizontal direction cannot move relative to the scale portion and the supporting portion, and the stability of connection of the collapsing barrel, the scale portion and the supporting portion is achieved.

In one embodiment, the driving part is a pulley block, the pulley block comprises a fixed pulley block and a movable pulley block, the fixed pulley block and the movable pulley block are connected through a pull belt, the fixed pulley block is fixedly connected with the supporting part, and the movable pulley block is connected with the support arm. The pulley block can effectively save labor and reduce the stroke, the fixed pulley block fixedly connected with the supporting part is connected with the movable pulley block through the pull belt, and the pull belt is pulled to enable the movable pulley block to move up and down relative to the fixed pulley block. The movable pulley block is connected with the support arm, and the support arm is driven to move relative to the supporting part synchronously, so that the collapse cylinder moves in the vertical direction relative to the scale part and the supporting part.

Preferably, the support part is provided with a handle and a spool, the handle and the spool are rotatably connected with the support part, the handle is connected with the spool, and the spool is connected with the drawstring. The spool is connected with the support portion in a rotating mode, the spool is connected with the pull belt, and the spool achieves storage or release of the pull belt through rotation.

Preferably, the handle is provided with a gear a, which is arranged coaxially with the handle, and the spool is provided with a gear B, which is arranged coaxially with the spool, the gear a meshing with the gear B. The handle drives the gear B to rotate through the gear A, and the spool is driven.

In one embodiment, the measuring scale is provided with a measuring pointer and a measuring rod, the measuring pointer and the measuring rod are connected through a pin, the scale portion is provided with a slide way, the pin is connected with the slide way in a sliding mode, the measuring pointer is arranged on the scale surface, and the measuring rod is arranged on one side, opposite to the measuring pointer, of the scale portion. When the measurement is carried out, the measurement scale is slid up and down, so that the measurement rod is just arranged on the concrete pile, and the scale indicated by the measurement pointer is the height of the concrete pile.

In one embodiment, the concrete slump detection device further comprises a handrail, and two ends of the handrail are respectively connected with the scale part and the supporting part. The handrail is used for the push-and-pull removal of detection device, also conveniently hangs the slump tamp.

Compared with the prior art, the utility model, have following advantage:

the pouring of concrete and the rammer are not hindered by the overall layout design, and the concrete collapse condition is not hindered to observe by the rotation of the handle on the supporting part. The collapsing cylinder is connected with the scale part and the supporting part through the support arms, and the degree of freedom of the collapsing cylinder is limited by combining the connection mode of the support arms with the scale part and the supporting part, so that the collapsing cylinder can only move in the vertical direction, the collapsing cylinder is stably lifted to the maximum extent, and unnecessary measurement errors are reduced. The leveling design of the horizontal plate ensures that the concrete slump detection device can realize the leveling of the horizontal plate under different environmental conditions so as to ensure the measurement precision of the concrete slump. The measuring scale which is connected with the scale part in a sliding way can ensure the measuring precision of the concrete slump of the slump, and reduce the preparation tools for measuring the concrete slump. The pulley block arranged on the supporting part ensures that the lifting process of the collapsed barrel is more stable, faster and more labor-saving.

Drawings

Fig. 1 is a schematic view of the overall structure in the embodiment of the present invention.

Fig. 2 is a schematic view of another overall structure of the embodiment of the present invention.

Fig. 3 is a schematic view of part a of fig. 1.

Fig. 4 is a schematic view of part B of fig. 1.

Fig. 5 is a schematic view of part C of fig. 1.

Fig. 6 is a schematic view of portion D of fig. 1.

Fig. 7 is a schematic view of the running principle of the pulley block in the embodiment of the present invention.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the invention; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the invention.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

The first embodiment is as follows:

as shown in fig. 1 and 2, the utility model provides a concrete slump detection device, including plate body 1, scale portion 2 and the supporting part 3 of setting on plate body 1 and the section of thick bamboo 4 that falls that collapses, be equipped with the support arm 7 of two L shapes on the section of thick bamboos 4 that collapses, the one end and the section of thick bamboos 4 fixed connection that collapse of one of them support arm 7, the other end and scale portion 2 sliding connection, the one end and the section of thick bamboo 4 fixed connection that falls that collapse of another support arm 7, the other end and supporting part 3 sliding connection. Thereby, the collapsing cylinder 4 can move up and down freely relative to the scale part 2 and the support part 3.

As shown in fig. 1, 3 and 5, a U-shaped portion 20 is provided at one end of the support arm 7 slidably connected to the scale portion 2, and the U-shaped portion 20 is fitted on the scale portion 2 to slidably connect to the scale portion 2. The U-shaped part 20 is nested with the scale part 2, and the scale part 2 limits the freedom degree of movement of the U-shaped part 20 relative to the scale part 2 in the horizontal direction, but ensures the freedom degree of movement of the U-shaped part 20 relative to the scale part 2 in the vertical direction, so that the U-shaped part 20 can slide in the vertical direction relative to the scale part 2. The one end that support arm 7 and supporting part 3 are connected is equipped with spout 23, and supporting part 3 is equipped with slide rail 24, and spout 23 and slide rail 24 mutually support and make support arm 7 can be for the motion of supporting part 3 on vertical direction, and based on spout 23 and the 24 structural feature of slide rail, spout 23 can only slide from top to bottom along supporting part 3 for slide rail 24, can not slide along the direction of perpendicular to supporting part 3, avoids support arm 7 to take place to break away from for scale portion 2, supporting part 3. The U-shaped part 20 is matched with the scale part 2, and the sliding groove 23 is matched with the sliding rail 24, so that the collapsing cylinder 4 can only move in the vertical direction relative to the scale part 2 and the supporting part 3, and the stability of connection of the collapsing cylinder 4 with the scale part 2 and the supporting part 3 is realized.

As shown in fig. 1 and 7, in this embodiment, a driving portion is disposed on the supporting portion 3, the driving portion is a pulley block, the pulley block includes a fixed pulley block 8 and a movable pulley block 9, the fixed pulley block 8 fixedly connected to the supporting portion 3 is connected to the movable pulley block 9 through a pull belt 18, the pull belt 18 is pulled to move the movable pulley block 9 up and down relative to the fixed pulley block 8, the movable pulley block 9 is connected to the supporting arm 7, and the supporting arm 7 is synchronously driven to move relative to the supporting portion 3. The pulley block has the advantages of saving labor and reducing the stroke of the draw belt 18.

As shown in fig. 2, 3, and 6, the handle 10 is provided on the support portion 3, the gear a16 is provided on the handle 10, and the gear a16 is provided coaxially with the handle 10. The spool 11 is provided on the support portion 3, the gear B17 is provided on the spool 11, and the gear B17 is provided coaxially with the spool 11. The gear A16 is meshed with the gear B17, the handle 10 is rotated, and the gear A16 drives the gear B17 to rotate, so that the handle 10 and the spool 11 synchronously rotate. The spool 11 is connected with the drawstring 18, the spool 11 realizes the storage or release of the drawstring 18 through rotation, the movable pulley block 9 is lifted or descended relative to the support part 3, and then the support arm 7 and the collapse cylinder 4 are driven to lift and descend, and the collapse degree detection is realized.

In this embodiment, scale portion 2, supporting part 3 are connected with handrail 12, and handrail 12's both ends are connected with scale portion 2, supporting part 3, and handrail 12 is used for detection device's push-and-pull removal, also conveniently hangs the slump tamp.

As shown in fig. 1 and 4, the scale portion 2 is provided with a scale surface 19, the measuring scale is provided with a measuring pointer 14 and a measuring rod 13, the measuring pointer 14 and the measuring rod 13 are connected through a pin 22, the scale portion 2 is provided with a slide 21, the pin 22 is slidably connected with the slide 21, the measuring pointer 14 is arranged on the scale surface 19, and the measuring rod 13 is arranged on the scale portion 2 on the side opposite to the measuring pointer 14. After the collapse cylinder 4 finishes the collapse process of the cement, the measuring rod 13 is adjusted, and the measuring rod 13 drives the measuring pointer 14 to slide relative to the scale surface 19 of the scale part 2, so that the highest point of the collapsed concrete is measured.

In this embodiment, plate body 1 is connected with universal wheel 5, and universal wheel 5 is connected with plate body 1 through the altitude mixture control pillar, and the altitude mixture control pillar carries out horizontal leveling to plate body 1, improves detection device to the adaptability of detection ring border, reduces the use limitation that the environment produced detection device.

The plate body 1 is provided with at least two groups of gradienters 6, and the gradienters 6 are relatively orthogonally arranged on the plate body 1. When the plate body 1 is horizontally adjusted through the height adjusting support, the level meter 6 can visually show whether the plate body 1 is horizontal or not in the leveling process.

Example two:

the present embodiment is similar to the first embodiment, except that in the present embodiment, an automatic leveling encoder 15 is disposed on the plate body 1, the height adjusting support is an electrically controlled telescopic rod, and the automatic leveling encoder 15 is connected to the supporting portion 3. The self-leveling encoder 15 is connected to the height adjustment column. The self-leveling encoder 15 is also connected to the height adjustment column. When leveling is needed, the automatic leveling encoder 15 controls the height adjusting support to act, height adjustment of the height adjusting support is automatically achieved, and the height adjusting supports are matched with each other to achieve leveling of the plate body 1.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A concrete slump detection device is characterized by comprising a plate body (1), a collapse cylinder (4), a scale part (2) and a support part (3); the scale part (2) and the supporting part (3) are arranged on the plate body (1), the scale part (2) is provided with a scale surface (19), and the scale part (2) is connected with a measuring scale in a sliding way; the collapsing cylinder (4) is provided with a support arm (7) which is in sliding connection with the scale part (2) and the supporting part (3), the supporting part (3) is provided with a driving part, and the driving part is connected with the support arm (7) which is in sliding connection with the supporting part (3).

2. The concrete slump detection apparatus according to claim 1, wherein a universal wheel (5) is connected to the plate body (1), the universal wheel (5) being connected to the plate body (1) by a height adjustment strut.

3. The concrete slump detection device according to claim 2, wherein the plate body (1) is provided with gradienters (6), the gradienters (6) are provided with at least two groups, and the gradienters (6) are arranged on the plate body (1) in an orthogonal manner.

4. The concrete slump detection device according to claim 3, wherein an automatic leveling encoder (15) is arranged on the plate body (1), the height adjusting support is an electric control telescopic rod, and the automatic leveling encoder (15) is connected with the height adjusting support.

5. The concrete slump detection device according to claim 1, wherein a U-shaped part (20) is arranged at one end of the support arm (7) in sliding connection with the scale part (2), and the U-shaped part (20) is nested in the scale part (2) to realize sliding connection with the scale part (2); the one end that support arm (7) and supporting part (3) are connected is equipped with spout (23), supporting part (3) are equipped with slide rail (24), spout (23) and slide rail (24) sliding connection.

6. The concrete slump detection device according to claim 1, wherein the driving part is a pulley block, the pulley block comprises a fixed pulley block (8) and a movable pulley block (9), the fixed pulley block (8) and the movable pulley block (9) are connected through a draw belt (18), the fixed pulley block (8) is fixedly connected with the support part (3), and the movable pulley block (9) is connected with the support arm (7).

7. The concrete slump detection device according to claim 6, wherein a handle (10) and a spool (11) are arranged on the support (3), the handle (10) and the spool (11) are rotatably connected with the support (3), the handle (10) is connected with the spool (11), and the spool (11) is connected with the drawstring (18).

8. Concrete slump detection apparatus according to claim 7, wherein the handle (10) is provided with a gear A (16), the gear A (16) being arranged coaxially with the handle (10), the spool (11) being provided with a gear B (17), the gear B (17) being arranged coaxially with the spool (11), the gear A (16) meshing with the gear B (17).

9. The concrete slump detection device according to claim 1, wherein the measuring staff is provided with a measuring pointer (14) and a measuring rod (13), the measuring pointer (14) and the measuring rod (13) are connected through a pin (22), the staff part (2) is provided with a slide way (21), the pin (22) is in sliding connection with the slide way (21), the measuring pointer (14) is arranged on the scale surface (19), and the measuring rod (13) is arranged on the side of the staff part (2) opposite to the measuring pointer (14).

10. The concrete slump detection device according to claim 1, further comprising a handrail (12), wherein both ends of the handrail (12) are connected to the scale part (2) and the support part (3), respectively.