CN219284731U

CN219284731U - Concrete sampling device

Info

Publication number: CN219284731U
Application number: CN202321376920.4U
Authority: CN
Inventors: 杨厚霞; 魏强; 刘浩
Original assignee: Weifang Changda Construction Group Ltd
Current assignee: Weifang Changda Construction Group Ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2023-06-30
Anticipated expiration: 2033-06-01

Abstract

The utility model provides a concrete sampling device, which relates to the technical field of sampling equipment and comprises a sampler, wherein a sampling box is detachably arranged in the sampler, a bottom cover is hinged at the bottom of the sampling box, a bottom cover opening and closing mechanism is connected with the bottom cover, a sliding plate is arranged in the sampling box, a sliding rod is fixed at the top of the sliding plate, a lifting driving mechanism is connected with the sliding rod, a sampling handle is fixed at the upper end part of the sampler, the sampling box comprises a left box body and a right box body which are fastened and fixed together, the bottom cover is hinged on the right box body through a hinge shaft, a supporting hook is fixed at the middle position of the bottom of the left box body, a limit lug corresponding to the position of the supporting hook is fixed on the side wall of the bottom cover, and the limit lug is inserted into the inner side of the supporting hook.

Description

Concrete sampling device

Technical Field

The utility model relates to the technical field of sampling equipment, in particular to a concrete sampling device.

Background

The concrete is formed by combining cement, sand and stones, the quality ratio of the cement, the sand and the stones directly determines the performance of the concrete, and the quality of the concrete directly influences the quality of the building engineering, so that the precast concrete slurry is required to be sampled, and the performance of the concrete is conveniently detected in the later period.

The main problems of the existing concrete sampling device are that: a tool is needed to pry out the solidified sample, so that the sample is inconvenient to take out; and the concrete slurry needs to be solidified in the sampler, and the next sampling work can be performed after the sample is pried out, so that the sampling efficiency of the concrete is reduced.

Accordingly, there is a need for a concrete sampling device that can address the above-described problems.

Disclosure of Invention

The utility model provides a concrete sampling device, which adopts a structure in which a sampler and a sampling box are arranged in a split mode, and utilizes the sampling box to hold and solidify a sample, so that the efficiency of concrete sampling work is improved, and the sample is conveniently taken out.

The technical scheme of the utility model is realized as follows:

the concrete sampling device comprises a sampler, wherein a sampling cavity is arranged at the bottom of the sampler, a sampling box with two open ends is detachably arranged in the sampling cavity, a bottom cover is hinged to the bottom of the sampling box, a bottom cover opening and closing mechanism for opening and closing the bottom cover is connected to the bottom cover, a sliding plate is arranged in the sampling box, a sliding rod axially extending along the sampler is fixed at the top of the sliding plate, the sliding rod is axially and slidably arranged in the sampler, a lifting driving mechanism for driving the sliding rod to lift is connected to the sliding rod, and a sampling handle is fixed at the upper end of the sampler;

the sampling box comprises a left box body and a right box body which are fastened and fixed together, the bottom cover is hinged to the right box body through a hinge shaft, a supporting hook is fixed in the middle of the bottom of the left box body, a limiting lug is fixed on the side wall of the bottom cover, the position of the limiting lug corresponds to the position of the supporting hook, and the limiting lug is inserted into the inner side of the supporting hook.

As a preferred technical scheme, bottom closing mechanism including rotate install in roating seat on the sampler, the roating seat with the articulated shaft coaxial setting of bottom, be fixed with a first connecting rod on the roating seat, the first connecting rod is kept away from the one end of roating seat is fixed with the second connecting rod, be fixed with the grafting ejector pad on the second connecting rod, be equipped with one on the spacing lug and follow sample box axial extension's grafting groove, the grafting ejector pad inserts in the grafting groove, one side of roating seat is provided with first drive gear, first drive gear rotate install in on the sampler, first drive gear transmission is connected with first driving motor, fixed mounting has driven gear on the roating seat, driven gear with the roating seat coaxial setting, driven gear with first drive gear meshes mutually.

As a preferable technical scheme, the lifting driving mechanism comprises a rack fixed on the sliding rod, the rack extends along the axial direction of the sliding rod, a second driving gear is rotatably installed in the sampler, the second driving gear is meshed with the rack, and a second driving motor is connected with the second driving gear in a transmission mode.

As a preferable technical scheme, the sampling handle is provided with a first control button and a second control button, the first control button is electrically connected with the first driving motor, and the second control button is electrically connected with the second driving motor.

As a preferable technical scheme, the two ends of the left side box body are respectively fixed with the two ends of the right side box body through locking bolts, and the left side box body and the right side box body are both fixed with the sampler through fastening bolts.

By adopting the technical scheme, the utility model has the beneficial effects that:

because the concrete sampling device comprises the sampler and the sampling box which are detachably arranged together, in the utility model, the sampler and the sampling box adopt a split setting mode, the sampler is utilized to collect concrete slurry into the sampling box, the sampling box and the sampler can be separated after sampling is completed, the sampled sample is contained and solidified by the sampling box, then an operator can fix the next sampling box into the sampler, sampling work is continuously carried out by the sampler, the problem that the sampler is occupied when the sample is solidified is solved, and the efficiency of the concrete sampling work is improved.

Because the sampling box comprises the left box body and the right box body which are buckled and fixed together, in the utility model, the sampling box which is arranged in a split way can be disassembled, so that after the sample is completely solidified, an operator separates the left box body from the right box body, and the sample can be taken out smoothly, thereby facilitating the taking out of the sample.

Because the bottom of the sampling box is hinged with the bottom cover, the bottom cover is connected with the bottom cover opening and closing mechanism, in the utility model, the bottom cover is used for closing the bottom opening of the sampling box, and when sampling work is carried out, the bottom cover is rotated and opened by the bottom cover opening and closing mechanism, so that concrete slurry is smoothly collected into the sampling box, after the sampling work is finished, the bottom cover is rotated and closed by the bottom cover opening and closing mechanism, and the condition that a sample leaks out of the sampling box when the sampler is lifted upwards is avoided, thereby the sample can be solidified in the sampling box.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view taken along the direction A-A in FIG. 1;

FIG. 3 is a schematic cross-sectional view taken in the direction B-B of FIG. 1;

fig. 4 is a schematic bottom view of fig. 1.

Wherein: 1. a sampler; 2. a sampling cavity; 3. sampling box; 4. a bottom cover; 5. a slide plate; 6. a slide bar; 7. sampling a handle; 8. a left side case; 9. a right side case; 10. a hinge shaft; 11. a supporting hook; 12. a limit bump; 13. a rotating seat; 14. a first link; 15. a second link; 16. inserting a pushing block; 17. a plug-in groove; 18. a first drive gear; 19. a first driving motor; 20. a driven gear; 21. a rack; 22. a second drive gear; 23. a second driving motor; 24. a first control button; 25. a second control button; 26. a locking bolt; 27. and (5) fastening a screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4 together, the concrete sampling device comprises a sampler 1, a sampling cavity 2 is arranged at the bottom of the sampler 1, a sampling box 3 with two open ends is detachably arranged in the sampling cavity 2, a bottom cover 4 is hinged at the bottom of the sampling box 3, the bottom cover 4 is connected with a bottom cover opening and closing mechanism for opening and closing the bottom cover 4, a sliding plate 5 is arranged in the sampling box 3, a sliding rod 6 extending along the axial direction of the sampler 1 is fixed at the top of the sliding plate 5, the sliding rod 6 is axially and slidably arranged in the sampler 1, the sliding rod 6 is connected with a lifting driving mechanism for driving the sliding rod 6 to lift, and a sampling handle 7 is fixed at the upper end part of the sampler 1.

In the utility model, the sampler 1 and the sampling box 3 are arranged in a split way, the sampling box 3 is utilized to solidify the sampled sample, so that the situation that the sampler 1 is occupied when the sample is solidified is avoided, the efficiency of concrete sampling work is improved, the situation that the sample cannot be quickly taken out of the sampler 1 is also avoided, and the sample is conveniently taken out.

As shown in fig. 2 and 3 together, the sampling box 3 comprises a left box body 8 and a right box body 9 which are fastened and fixed together, in the utility model, the sampling box 3 which is arranged in a split mode is adopted, after the sample is completely solidified, an operator disassembles the left box body 8 and the right box body 9, and the sample can be taken out smoothly, so that the sample is convenient to take out; the bottom cover 4 is hinged on the right box body 9 through the hinge shaft 10, a supporting hook 11 is fixed in the middle position of the bottom of the left box body 8, a limiting projection 12 is fixed on the side wall of the bottom cover 4, the position of the limiting projection 12 corresponds to that of the supporting hook 11, and the limiting projection 12 is inserted into the inner side of the supporting hook 11.

As shown in fig. 1-3 together, the bottom cover opening and closing mechanism comprises a rotary seat 13 rotatably mounted on the sampler 1, the rotary seat 13 and a hinge shaft 10 of the bottom cover 4 are coaxially arranged, a first connecting rod 14 is fixed on the rotary seat 13, one end of the first connecting rod 14 far away from the rotary seat 13 is fixedly provided with a second connecting rod 15, an inserting push block 16 is fixed on the second connecting rod 15, an inserting groove 17 extending along the axial direction of the sampling box 3 is arranged on the limiting lug 12, the inserting push block 16 is inserted into the inserting groove 17, a first driving gear 18 is arranged on one side of the rotary seat 13, the first driving gear 18 is rotatably mounted on the sampler 1, the first driving gear 18 is in transmission connection with a first driving motor 19, a driven gear 20 is fixedly mounted on the rotary seat 13, the driven gear 20 and the rotary seat 13 are coaxially arranged, and the driven gear 20 is meshed with the first driving gear 18.

According to the utility model, the bottom cover 4 is driven by the bottom cover opening and closing mechanism to rotate around the hinge shaft 10 to be opened and closed, when the bottom cover 4 is in an opened state, concrete slurry can smoothly enter the sampling box 3 to perform sampling work, and when the bottom cover 4 is in a closed state after sampling is completed, the bottom cover 4 limits samples in the sampling box 3, so that the condition that the samples flow out from an opening at the bottom of the sampling box 3 is avoided, and the smooth performance of the concrete sampling work is ensured.

As shown in fig. 1 and fig. 2 together, the lifting driving mechanism comprises a rack 21 fixed on the slide bar 6, the rack 21 extends along the axial direction of the slide bar 6, a second driving gear 22 is rotatably installed in the sampler 1, the second driving gear 22 is meshed with the rack 21, and the second driving gear 22 is connected with a second driving motor 23 in a transmission manner, in the utility model, the lifting driving mechanism is used for driving the slide plate 5 to move up and down in the sampling box 3, when the slide plate 5 moves up, negative pressure is formed in the sampling box 3, so that concrete slurry can be quickly introduced into the sampling box 3, and the efficiency of concrete sampling work is improved.

Wherein, install first control button 24 and second control button 25 on the sample handle 7, first control button 24 and first driving motor 19 electric connection, second control button 25 and second driving motor 23 electric connection.

As shown in fig. 2 and 3, both ends of the left case 8 are fixed to both ends of the right case 9 by locking bolts 26, respectively, and both the left case 8 and the right case 9 are fixed to the sampler 1 by fastening screws 27.

The method for sampling concrete mud by using the utility model comprises the following steps:

firstly, inserting the upper end of a sampling box 3 into a sampling cavity 2, inserting an inserting push block 16 into an inserting groove 17, and then fixing the sampling box 3 and a sampler 1 by using a fastening bolt;

secondly, an operator holds the sampling handle 7, inserts the lower end of the sampler 1 into concrete slurry, presses a first control button 24 after inserting the sampler 1 to a proper depth, and controls the first driving motor 19 to start by the first control button 24;

thirdly, the first driving motor 19 drives the rotating seat 13 to rotate through the power transmission of the first driving gear 18 and the driven gear 20, the first connecting rod 14, the second connecting rod 15 and the plug-in push block 16 are driven to rotate around the axis of the rotating seat 13, and the plug-in push block 16 pushes the bottom cover 4 to rotate around the hinge shaft 10, so that the bottom cover 4 is opened in a rotating way;

thirdly, after the bottom cover 4 is completely opened, an operator presses a second control button 25, the second control button 25 controls a second driving motor 23 to start, and the second driving motor 23 drives a slide bar 6 and a slide plate 5 to move upwards along the axial direction of the sampler 1 through power transmission of a second driving gear 22 and a rack 21, so that concrete slurry is continuously sucked into the sampling box 3;

fourthly, after the slide plate 5 moves in place, the sampling box is filled with concrete slurry, then the first control button 24 can be pressed down again to control the bottom cover 4 to be turned off in the reverse direction, and after the bottom cover 4 is completely closed, an operator can lift the sampler 1 up to extract the concrete slurry, so that the sampling work is completed;

fifthly, after the sampling work is completed, an operator places the sampler 1 on the ground, removes the fastening screw 27 for fixing the sampling box 3, and then the operator lifts the sampler 1 upwards to separate the sampler 1 from the sampling box 3, and the sampled sample is solidified in the sampling box 3;

sixth, the sampler 1 is cleaned, the concrete slurry adhered on the sampler 1 is cleaned, the sampling box 3 which is not sampled can be fixed in the sampler 1, and sampling work is performed again;

seventh, after the sample in the sampling box 3 is completely solidified, the operator can separate the left box 8 from the right box 9 by completely removing the locking bolts 26, so as to take out the solidified sample.

In summary, the utility model provides a concrete sampling device, which adopts a structure that a sampler 1 and a sampling box 3 are arranged in a split mode, and uses the sampling box 3 to hold and solidify samples, so that the efficiency of concrete sampling work is improved, and the samples are conveniently taken out.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The concrete sampling device comprises a sampler and is characterized in that a sampling cavity is arranged at the bottom of the sampler, a sampling box with two open ends is detachably arranged in the sampling cavity, a bottom cover is hinged to the bottom of the sampling box, the bottom cover is connected with a bottom cover opening and closing mechanism for opening and closing the bottom cover, a sliding plate is arranged in the sampling box, a sliding rod extending along the axial direction of the sampler is fixed at the top of the sliding plate, the sliding rod is axially and slidably arranged in the sampler, the sliding rod is connected with a lifting driving mechanism for driving the sliding rod to lift, and a sampling handle is fixed at the upper end of the sampler;

2. The concrete sampling device according to claim 1, wherein the bottom cover opening and closing mechanism comprises a rotating seat rotatably mounted on the sampler, the rotating seat and a hinge shaft of the bottom cover are coaxially arranged, a first connecting rod is fixed on the rotating seat, one end of the first connecting rod, which is far away from the rotating seat, is fixedly provided with a second connecting rod, an inserting push block is fixed on the second connecting rod, an inserting groove axially extending along the sampling box is formed in the limiting projection, the inserting push block is inserted into the inserting groove, a first driving gear is arranged on one side of the rotating seat and rotatably mounted on the sampler, the first driving gear is connected with a first driving motor, a driven gear is fixedly mounted on the rotating seat and coaxially arranged on the rotating seat, and the driven gear is meshed with the first driving gear.

3. The concrete sampling device of claim 2, wherein the lifting drive mechanism comprises a rack fixed on the slide bar, the rack extends along the axial direction of the slide bar, a second drive gear is rotatably mounted in the sampler and meshed with the rack, and a second drive motor is connected to the second drive gear in a transmission manner.

4. The concrete sampling device of claim 3, wherein the sampling handle is provided with a first control button and a second control button, the first control button is electrically connected with the first driving motor, and the second control button is electrically connected with the second driving motor.

5. The concrete sampling device of claim 1, wherein the left side case is fixed to both ends of the right side case by locking bolts, respectively, and the left side case and the right side case are both fixed to the sampler by fastening screws.