CN216350158U

CN216350158U - Concrete volume density test device

Info

Publication number: CN216350158U
Application number: CN202122531376.3U
Authority: CN
Inventors: 麻军亮; 蔡进如; 王小网; 何卫君; 王伟玲
Original assignee: Zhejiang Anke Engineering Testing Co ltd
Current assignee: Zhejiang Anke Engineering Testing Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-04-19
Anticipated expiration: 2031-10-19

Abstract

The utility model relates to the technical field of buildings, and discloses a concrete volume density test device, which solves the problem that the test result is influenced by the existence of gaps in the concrete at present and comprises a bottom plate, wherein a U-shaped frame is fixedly arranged at the top of the bottom plate, a box body is arranged at the top of the bottom plate, the bottom end of the box body is positioned in the U-shaped frame, an adjusting component is arranged above the box body, a side plate is fixedly arranged on the left side of the top of the bottom plate, and a top plate is fixedly arranged at the top of the side plate; according to the utility model, through the matching between the motor, the threaded rod and the threaded sleeve, the connecting rod on the threaded sleeve can move downwards, and through the matching between the sleeve, the movable rod and the connecting shaft, the compression roller on the connecting shaft can move downwards, and through the matching between the movable rod, the spring and the sleeve, when the handle rotates, the compression roller can roll and extrude the concrete, so that the influence on the test result caused by the gap in the concrete is prevented.

Description

Concrete volume density test device

Technical Field

The utility model belongs to the technical field of buildings, and particularly relates to a concrete volume density testing device.

Background

The concrete is a general term for engineering composite materials formed by binding aggregates into a whole by using a binding material, the term concrete generally refers to cement concrete which is obtained by mixing cement as the binding material, sand and stone as the aggregates and water according to a certain proportion and stirring, and is also called common concrete, and the concrete is widely applied to civil engineering, and the measurement and judgment of the volume density of the concrete are important links for acceptance inspection of the entering quality of the concrete.

Most of the existing concrete volume density test devices fill concrete in a box body, and then the concrete is rapidly tested and completed, and the concrete has the problem that a gap is reserved inside the concrete when being filled, so that the test result is wrong.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the concrete bulk density testing device, which effectively solves the problem that the testing result is influenced by the existence of gaps in the concrete at present.

In order to achieve the purpose, the utility model provides the following technical scheme: the bulk density test device of concrete, comprising a base plate, the top fixed mounting of bottom plate has U type frame, and the box has been placed at the top of bottom plate, and the bottom of box is located the inside of U type frame, and adjusting part is installed to the top of box, and the top left side fixed mounting of bottom plate has the curb plate, and the top fixed mounting of curb plate has the roof, and adjusting part is located the below of roof.

Preferably, the adjusting component comprises a motor fixedly connected with the bottom plate, a threaded rod is fixedly connected to the top end of the motor, the top end of the threaded rod is movably connected with the top plate, and a threaded sleeve is sleeved on the outer side of the threaded rod in a threaded manner.

Preferably, the left side fixedly connected with connecting rod of thread bush, the both sides of connecting rod are all rotated and are connected with the sleeve, fixedly connected with handle between two sleeves, and the movable rod has been cup jointed in telescopic inside activity, and fixedly connected with connecting axle between two movable rods, the outside swing joint of connecting axle has the compression roller that is located the box inside.

Preferably, the inside fixedly connected with spring of sleeve, the bottom and the movable rod fixed connection of spring.

Preferably, the inside fixed mounting of curb plate has the stand, and the outside activity of stand has cup jointed the slider, slider and connecting rod fixed connection.

Preferably, the locating slot has all been seted up to the both sides of U type frame, and the inside activity joint of locating slot has the fixture block, and the bolt that is located the fixture block top is all installed to the top both sides of U type frame.

Preferably, the distance value between the sides of the two sleeves far away from each other is smaller than the width value of the inner cavity of the box body.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the utility model, through the matching between the motor, the threaded rod and the threaded sleeve, the connecting rod on the threaded sleeve can move downwards, and through the matching between the sleeve, the movable rod and the connecting shaft, the compression roller on the connecting shaft can move downwards, and through the matching between the movable rod, the spring and the sleeve, when the handle rotates, the compression roller can roll and extrude the concrete, so that the influence on the test result caused by the gap in the concrete is prevented;

(2) this is novel through the cooperation between motor and threaded rod and the thread bush, can make the connecting rod rebound on the thread bush to through the cooperation between sleeve and movable rod and the connecting axle, can make the epaxial compression roller rebound of connecting, and through the cooperation between fixture block and U type frame and the bolt, can take out the fixture block from the inside of constant head tank, conveniently realize the dismantlement of box then.

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 specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

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

FIG. 2 is a schematic view of the bottom plate structure of the present invention;

FIG. 3 is a schematic view of the structure of the side plate of the present invention;

FIG. 4 is a schematic view of the adjusting assembly of the present invention;

FIG. 5 is an exploded view of the sleeve and the movable rod of the present invention;

in the figure: 1. a base plate; 2. a clamping block; 3. a bolt; 4. a U-shaped frame; 5. an adjustment assembly; 501. a motor; 502. a threaded rod; 503. a threaded sleeve; 504. a connecting rod; 505. a handle; 506. a sleeve; 507. a movable rod; 508. a compression roller; 509. a connecting shaft; 5010. a spring; 6. a top plate; 7. a side plate; 8. a box body; 9. positioning a groove; 10. a slider; 11. and (4) a column.

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; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 to 5, the utility model includes a bottom plate 1, a U-shaped frame 4 is fixedly installed on the top of the bottom plate 1, a box body 8 is placed on the top of the bottom plate 1, the bottom end of the box body 8 is located inside the U-shaped frame 4, an adjusting assembly 5 is installed above the box body 8, a side plate 7 is fixedly installed on the left side of the top of the bottom plate 1, a top plate 6 is fixedly installed on the top of the side plate 7, and the adjusting assembly 5 is located below the top plate 6.

Embodiment two, on the basis of embodiment one, the adjusting assembly 5 includes a motor 501 fixedly connected with the bottom plate 1, a threaded rod 502 is fixedly connected to the top end of the motor 501, the top end of the threaded rod 502 is movably connected with the top plate 6, a threaded sleeve 503 is sleeved on the outer side of the threaded rod 502, a connecting rod 504 is fixedly connected to the left side of the threaded sleeve 503, an upright post 11 is fixedly installed inside the side plate 7, a slider 10 is movably sleeved on the outer side of the upright post 11, the slider 10 is fixedly connected with the connecting rod 504, sleeves 506 are rotatably connected to both sides of the connecting rod 504, the distance between the sides of the two sleeves 506 away from each other is smaller than the inner cavity width of the box 8, a handle 505 is fixedly connected between the two sleeves 506, a movable rod 507 is movably sleeved inside the sleeve 506, a connecting shaft 509 is fixedly connected between the two movable rods 507, a press roller 508 located inside the box 8 is movably connected to the outer side of the connecting shaft 509, a spring 5010 is fixedly connected inside the sleeve 506, and the bottom end of the spring 5010 is fixedly connected with the movable rod 507;

after the inside filling concrete of box 8, then rotate handle 505, it rotates to drive the sleeve 506 of both sides, it rotates to drive movable rod 507 simultaneously, drive compression roller 508 simultaneously and rotate, until compression roller 508 and the laminating of the inner wall of box 8, then start motor 501, drive the rotation of threaded rod 502, drive thread bush 503 downstream this moment, drive connecting rod 504 downstream this moment, it moves downstream simultaneously to drive compression roller 508 downstream until contacting with concrete, then rotate handle 505 once more, compression roller 508 rotates and extrudes the concrete through the elastic effect of spring 5010 this moment, prevent that there is the space in the concrete to bring the influence for the experiment.

In the third embodiment, on the basis of the first embodiment, positioning grooves 9 are formed in both sides of a U-shaped frame 4, a clamping block 2 is movably clamped inside the positioning grooves 9, and bolts 3 located above the clamping block 2 are mounted on both sides of the top of the U-shaped frame 4;

when using, at first place box 8 at bottom plate 1's top along U type frame 4 to make the inner wall laminating of box 8 and U type frame 4, then with the inside of fixture block 2 card at constant head tank 9, then screw up the bolt 3 of both sides, it is fixed with fixture block 2 and U type frame 4, thereby can conveniently be fixed to the spacing of box 8.

The working principle is as follows: when the concrete filling machine is used, firstly, the box body 8 is placed at the top of the bottom plate 1 along the U-shaped frame 4, the box body 8 is attached to the inner wall of the U-shaped frame 4, then the fixture block 2 is clamped inside the positioning groove 9, then the bolts 3 on the two sides are screwed down, the fixture block 2 is fixed with the U-shaped frame 4, at the moment, the limiting and fixing of the box body 8 are completed, then concrete is filled into the box body 8, then the handle 505 is rotated to drive the sleeves 506 on the two sides to rotate, simultaneously the movable rod 507 is driven to rotate, the compression roller 508 is driven to rotate until the compression roller 508 is attached to the inner wall of the box body 8, then the motor 501 is started to drive the threaded rod 502 to rotate, at the moment, the threaded sleeve 503 is driven to move downwards, at the moment, the connecting rod 504 is driven to move downwards, at the same time, the compression roller 508 is driven to move downwards until the compression roller is contacted with the concrete, then the handle 505 is rotated again, at the moment, the compression roller 508 rotates under the elastic action of the spring 5010 to extrude the concrete, and the influence on the test caused by the gap in the concrete is prevented.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Bulk density test device of concrete, including bottom plate (1), its characterized in that: the top fixed mounting of bottom plate (1) has U type frame (4), and box (8) have been placed at the top of bottom plate (1), and the bottom of box (8) is located the inside of U type frame (4), and adjusting part (5) are installed to the top of box (8), and the top left side fixed mounting of bottom plate (1) has curb plate (7), and the top fixed mounting of curb plate (7) has roof (6), and adjusting part (5) are located the below of roof (6).

2. The bulk density test apparatus for concrete according to claim 1, wherein: adjusting part (5) including with bottom plate (1) fixed connection's motor (501), top fixedly connected with threaded rod (502) of motor (501), the top and roof (6) swing joint of threaded rod (502), the outside screw thread of threaded rod (502) has cup jointed thread bush (503).

3. The bulk density test apparatus for concrete according to claim 2, wherein: the left side fixedly connected with connecting rod (504) of thread bush (503), the both sides of connecting rod (504) are all rotated and are connected with sleeve (506), fixedly connected with handle (505) between two sleeve (506), and movable rod (507) has been cup jointed in the inside activity of sleeve (506), fixedly connected with connecting axle (509) between two movable rod (507), and the outside swing joint of connecting axle (509) has compression roller (508) that are located box (8) inside.

4. The bulk density test apparatus for concrete according to claim 3, wherein: the spring (5010) is fixedly connected to the interior of the sleeve (506), and the bottom end of the spring (5010) is fixedly connected with the movable rod (507).

5. The bulk density test apparatus for concrete according to claim 1, wherein: the inside fixed mounting of curb plate (7) has stand (11), and the outside activity of stand (11) has cup jointed slider (10), slider (10) and connecting rod (504) fixed connection.

6. The bulk density test apparatus for concrete according to claim 1, wherein: constant head tank (9) have all been seted up to the both sides of U type frame (4), and the inside activity joint of constant head tank (9) has fixture block (2), and bolt (3) that are located fixture block (2) top are all installed to the top both sides of U type frame (4).

7. The bulk density test apparatus for concrete according to claim 3, wherein: the distance value between the sides of the two sleeves (506) far away from each other is smaller than the width value of the inner cavity of the box body (8).