Sampling device for concrete detection

Abstract

The utility model provides a sampling device for concrete detection. Rollers are arranged at one end of the trolley body, and a supporting rod is arranged at the other end of the trolley body; a push block is arranged in the water drill bit; the lifting assembly is fixedly connected with the vehicle body, the lifting assembly is used for driving the rotating assembly to move up and down, and the rotating assembly is used for driving the water drill bit to rotate; and the limiting plate is fixedly connected with the vehicle body, and the limiting plate is used for limiting the push block. The coring device has the advantages that after drilling is completed, the output of the hydraulic cylinder shrinks to drive the lifting plate to move upwards, a coring sample moves upwards along with the drill bit of the water drill, when the upper end face of the shifting rod of the push block makes contact with the limiting plate, the limiting plate limits the shifting rod so that the coring sample can be separated from the drill bit of the water drill, the drill bit of the water drill can be taken out conveniently, and work efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of concrete detection, in particular to a sampling device for concrete detection. Background Art

[0002] As one of the most widely used building materials in modern construction projects, the demand for concrete has increased dramatically. The existing construction process requires testing of the solidified concrete to ensure the quality of the project. During the testing, concrete core samples need to be drilled from the concrete structure or components.

[0003] The existing sampling devices have the following problems during use: first, after sampling, the core samples are mostly left inside the drill bit, and need to be knocked to remove the core samples, which not only limits work efficiency but also causes damage to the drill bit; second, dust is easily generated during drilling the ground, affecting the cleanliness of the working area. Utility Model Content

[0004] In view of this, the utility model aims to provide a sampling device for concrete testing, in order to solve at least one of the above-mentioned technical problems.

[0005] In order to achieve the above object, the technical solution of the utility model is implemented as follows:

[0006] A sampling device for concrete testing, comprising:

[0007] A vehicle body, wherein a roller is provided at one end of the vehicle body and a support rod is provided at the other end;

[0008] A water drill bit, wherein a push block is provided inside the water drill bit;

[0009] A lifting assembly, the lifting assembly is fixedly connected to the vehicle body, the lifting assembly is used to drive the rotating assembly to move up and down, and the rotating assembly is used to drive the drill bit of the water drill to rotate;

[0010] A limit plate is fixedly connected to the vehicle body and limits the push block.

[0011] Furthermore, a strip-shaped hole is opened on the side wall of the water drill bit along the length direction of the water drill bit, and a lever is fixed on the outer side wall of the push block, and the lever is installed on the inner side of the strip-shaped hole;

[0012] A hexagonal column is fixedly arranged on the upper end of the water drill bit.

[0013] Furthermore, the rotating assembly is a motor, the housing of the motor is fixedly connected to the lifting plate, and the output shaft of the motor is connected to the drill bit of the water drill through a coupling;

[0014] The lifting component is a hydraulic cylinder, the output shaft of the hydraulic cylinder is fixedly connected to the lifting plate, and the shell of the hydraulic cylinder is fixedly connected to the vehicle body.

[0015] Furthermore, a through hole corresponding to the drill bit of the water drill is opened on the vehicle body, a vertical rod is fixed on the vehicle body, a mounting frame is fixed on the upper end of the vertical rod, and the housing of the hydraulic cylinder is fixedly connected to the mounting frame;

[0016] A guide rod is fixedly arranged on the vehicle body, and the guide rod is arranged along the length direction of the vertical rod. A linear bearing matching the guide rod is fixedly arranged on the lifting plate, and the guide rod is installed on the inner side of the linear bearing.

[0017] Furthermore, the limiting plate is provided with a second through hole corresponding to the water drill bit, and the water drill bit is located inside the second through hole;

[0018] Sleeves are fixedly arranged at both ends of the limit plate, and the sleeves are installed on the outside of the vertical rod. A plug hole is formed on the sleeve, and a threaded hole corresponding to the plug hole is formed on the vertical rod. A connecting bolt is arranged in the plug hole, and the connecting bolt passes through the plug hole and is threadedly connected to the vertical rod. The lower end of the limit plate is limited by the upper end surface of the lever.

[0019] There are multiple threaded holes, and the multiple threaded holes are evenly arranged along the length direction of the vertical rod.

[0020] Furthermore, a mounting tube is fixedly provided at one end of the vehicle body away from the roller, and the support rod is threadedly connected to the mounting tube;

[0021] An articulated rod is fixedly arranged at one end of the vehicle body away from the roller, and the articulated rod is used for connecting with the tractor.

[0022] Furthermore, a support plate is fixedly provided at the lower end of the support rod, a handle is fixedly provided at the upper end of the support rod, and the axis of the handle is arranged perpendicularly to the axis of the support rod.

[0023] Furthermore, a water spray ring is fixedly provided on the lower end surface of the vehicle body, a water spray cavity is provided in the water spray ring, a water spray hole is opened on the side wall of the water spray ring, the water spray hole is connected with the water spray cavity, and the water spray hole is arranged toward the drilling position of the water drill bit.

[0024] Furthermore, a water pump is fixedly provided on the upper end surface of the vehicle body, the liquid inlet end of the water pump is connected to the water storage barrel, the liquid outlet end of the water pump is connected to the water spray chamber, and the water storage barrel is fixedly connected to the vehicle body.

[0025] Furthermore, a hydraulic pump is fixedly provided on the vehicle body, a fluid outlet of the hydraulic pump is communicated with the hydraulic cylinder, a fluid inlet of the hydraulic pump is communicated with a hydraulic oil barrel, and the hydraulic oil barrel is fixedly connected to the vehicle body.

[0026] Compared with the prior art, the concrete testing sampling device described in the utility model has the following beneficial effects:

[0027] (1) The utility model discloses a sampling device for concrete testing. After drilling is completed, the output contraction of the hydraulic cylinder drives the lifting plate to move upward, and the core sample moves upward along with the water drill bit. When the upper end surface of the lever of the push block contacts the limit plate, the limit plate limits the lever so that the core sample is separated from the water drill bit, which facilitates the removal of the water drill bit and improves work efficiency.

[0028] (2) In the concrete testing sampling device described in the present invention, loosening the connecting bolts can adjust the height of the limit plate, thereby adjusting the pushing distance of the block. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0030] Figure 1 This is a schematic diagram of the three-dimensional structure of the device according to an embodiment of the utility model;

[0031] Figure 2 For the embodiment of the utility model Figure 1 Schematic diagram of the structure at A in the middle;

[0032] Figure 3 For the embodiment of the utility model Figure 1 Schematic diagram of the structure at B in the middle;

[0033] Figure 4 For the embodiment of the utility model Figure 1 Schematic diagram of the structure at C in the middle;

[0034] Figure 5 This is a schematic diagram of the three-dimensional structure of the vehicle body according to an embodiment of the utility model;

[0035] Figure 6 This is a schematic diagram of the cross-sectional structure of the device described in the embodiment of the utility model;

[0036] Figure 7 For the embodiment of the utility model Figure 6 Schematic diagram of the structure at D in the middle;

[0037] Figure 8 The present invention is a schematic diagram of the three-dimensional structure of a water drill bit according to an embodiment of the present invention.

[0038] Description of reference numerals:

[0039] 1. Car body; 2. Drill bit; 3. Motor; 4. Hydraulic cylinder; 5. Lifting plate; 6. Limiting plate; 7. Support rod; 8. Roller; 9. Push block; 10. Water spray ring; 101. Through hole 1; 102. Mounting pipe; 103. Articulated rod; 104. Vertical rod; 105. Guide rod; 106. Mounting frame; 201. Strip hole; 202. Hexagonal prism; 501. Linear bearing; 601. Sleeve; 602. Connecting bolt; 701. Support plate; 702. Handle; 901. Lever. DETAILED DESCRIPTION

[0040] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0041] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0042] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0043] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0044] like Figures 1 to 8 As shown, a sampling device for concrete testing comprises:

[0045] A vehicle body 1, with a roller 8 at one end and a support rod 7 at the other end;

[0046] A water drill bit 2, wherein a push block 9 is provided inside the water drill bit 2;

[0047] A lifting assembly, the lifting assembly is fixedly connected to the vehicle body 1, the lifting assembly is used to drive the rotating assembly to move up and down, and the rotating assembly is used to drive the drill bit 2 to rotate;

[0048] The limiting plate 6 is fixedly connected to the vehicle body 1 , and the limiting plate 6 limits the push block 9 .

[0049] A strip hole 201 is opened on the side wall of the drill bit 2 along the length direction of the drill bit 2, and a lever 901 is fixedly provided on the outer wall of the push block 9, and the lever 901 is installed on the inner side of the strip hole 201; a hexagonal prism 202 is fixedly provided on the upper end of the drill bit 2, and the hexagonal prism 202 is convenient for connection with the coupling.

[0050] The rotating component is a motor 3, the shell of the motor 3 is fixedly connected to the lifting plate 5, and the output shaft of the motor 3 is connected to the water drill bit 2 through a coupling; the lifting component is a hydraulic cylinder 4, the output shaft of the hydraulic cylinder 4 is fixedly connected to the lifting plate 5, and the shell of the hydraulic cylinder 4 is fixedly connected to the vehicle body 1.

[0051] The vehicle body 1 is provided with a through hole 101 corresponding to the drill bit 2, a vertical rod 104 is fixedly provided on the vehicle body 1, a mounting frame 106 is fixedly provided on the upper end of the vertical rod 104, and the housing of the hydraulic cylinder 4 is fixedly connected to the mounting frame 106; a guide rod 105 is fixedly provided on the vehicle body 1, and the guide rod 105 is arranged along the length direction of the vertical rod 104, and a linear bearing 501 matching the guide rod 105 is fixedly provided on the lifting plate 5, and the guide rod 105 is installed on the inner side of the linear bearing 501. The coordinated use of the linear bearing 501 and the guide rod 105 plays a guiding role in the movement process of the lifting plate 5, making the movement process of the lifting plate 5 more stable.

[0052] The limiting plate 6 is provided with a through hole 2 corresponding to the drill bit 2, and the drill bit 2 is located inside the through hole 2; sleeves 601 are fixed at both ends of the limiting plate 6, and the sleeves 601 are installed on the outside of the vertical rod 104, and a plug hole is provided on the sleeve 601, and the vertical rod 104 is provided with a threaded hole corresponding to the plug hole, and a connecting bolt 602 is provided in the plug hole, and the connecting bolt 602 passes through the plug hole and is threadedly connected to the vertical rod 104, and the lower end of the limiting plate 6 is limited by the upper end face of the lever 901; there are multiple threaded holes, and the multiple threaded holes are evenly arranged along the length direction of the vertical rod 104. Loosening the connecting bolt 602 can adjust the height of the limiting plate 6, and then adjust the pushing distance of the block.

[0053] A mounting tube 102 is fixedly disposed at one end of the vehicle body 1 away from the roller 8, and the support rod 7 is threadedly connected to the mounting tube 102;

[0054] An articulated rod 103 is fixedly provided at one end of the vehicle body 1 away from the roller 8 , and the articulated rod 103 is used for connecting with the tractor.

[0055] A support plate 701 is fixedly disposed at the lower end of the support rod 7 , and a handle 702 is fixedly disposed at the upper end of the support rod 7 . The axis of the handle 702 is perpendicular to the axis of the support rod 7 , and the handle 702 facilitates the rotation of the support rod 7 .

[0056] A water spray ring 10 is fixedly arranged on the lower end surface of the vehicle body 1, and a water spray cavity is arranged in the water spray ring 10. A water spray hole is opened on the side wall of the water spray ring 10, and the water spray hole is connected with the water spray cavity. The water spray hole is arranged toward the drilling position of the water drill bit 2. Figure 7 As shown, the arrow direction is the direction of the water jet. By spraying water to the drilling position, not only can the amount of dust generated be reduced, but also the temperature of the water drill bit 2 can be reduced, thereby extending the service life of the device.

[0057] A water pump is fixedly arranged on the upper end surface of the vehicle body 1, the liquid inlet end of the water pump is connected to the water storage barrel, the liquid outlet end of the water pump is connected to the water spray chamber, and the water storage barrel is fixedly connected to the vehicle body 1. A hydraulic pump is fixedly arranged on the vehicle body 1, the liquid outlet end of the hydraulic pump is connected to the hydraulic cylinder 4, the liquid inlet end of the hydraulic pump is connected to the hydraulic oil barrel, and the hydraulic oil barrel is fixedly connected to the vehicle body 1.

[0058] Working process:

[0059] The tractor is connected to the articulated rod 103 to drag the device to the specified position, the articulated rod 103 is separated from the tractor, the support rod 7 is rotated to set the device horizontally on the ground, the motor 3 and the water drill bit 2 are started to rotate, and the output shaft of the hydraulic cylinder 4 is extended to drive the water drill bit 2 to move downward to drill the concrete floor. As the water drill bit 2 moves downward, the core sample supports the push block 9. After drilling, the output of the hydraulic cylinder 4 contracts and drives the lifting plate 5 to move upward. The core sample moves upward with the water drill bit 2. When the upper end surface of the lever 901 of the push block 9 contacts the limit plate 6, the limit plate 6 limits the lever 901 to make the core sample detach from the water drill bit 2, which is convenient for taking out the water drill bit 2 and improves work efficiency.

[0060] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. These modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the utility model, and they should all be included in the scope of the claims and specification of the utility model.

[0061] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A sampling device for concrete testing, characterized in that: include; A vehicle body (1), wherein a roller (8) is provided at one end of the vehicle body (1) and a support rod (7) is provided at the other end; A water drill bit (2), wherein a push block (9) is provided inside the water drill bit (2); A lifting assembly, the lifting assembly being fixedly connected to the vehicle body (1), the lifting assembly being used to drive the rotating assembly to move up and down, and the rotating assembly being used to drive the water drill bit (2) to rotate; A limit plate (6), wherein the limit plate (6) is fixedly connected to the vehicle body (1), and the limit plate (6) limits the push block (9).

2. A sampling device for concrete testing according to claim 1, characterized in that: The side wall of the water drill bit (2) is provided with a strip hole (201) arranged along the length direction of the water drill bit (2), and the outer wall of the push block (9) is fixedly provided with a lever (901), and the lever (901) is installed on the inner side of the strip hole (201); A hexagonal column (202) is fixedly provided on the upper end of the water drill bit (2).

3. A sampling device for concrete testing according to claim 1, characterized in that: The rotating assembly is a motor (3), the housing of the motor (3) is fixedly connected to the lifting plate (5), and the output shaft of the motor (3) is connected to the water drill bit (2) via a coupling; The lifting component is a hydraulic cylinder (4), the output shaft of the hydraulic cylinder (4) is fixedly connected to the lifting plate (5), and the shell of the hydraulic cylinder (4) is fixedly connected to the vehicle body (1).

4. A sampling device for concrete testing according to claim 3, characterized in that: The vehicle body (1) is provided with a through hole (101) corresponding to the drill bit (2), the vehicle body (1) is fixedly provided with a vertical rod (104), the upper end of the vertical rod (104) is fixedly provided with a mounting frame (106), and the housing of the hydraulic cylinder (4) is fixedly connected to the mounting frame (106); A guide rod (105) is fixedly provided on the vehicle body (1), and the guide rod (105) is arranged along the length direction of the vertical rod (104). A linear bearing (501) matching the guide rod (105) is fixedly provided on the lifting plate (5), and the guide rod (105) is installed on the inner side of the linear bearing (501).

5. A sampling device for concrete testing according to claim 3, characterized in that: The limiting plate (6) is provided with a second through hole corresponding to the water drill bit (2), and the water drill bit (2) is located inside the second through hole; The two ends of the limit plate (6) are fixed with sleeves (601), the sleeves (601) are installed on the outside of the vertical rod (104), the sleeves (601) are provided with a plug hole, the vertical rod (104) is provided with a threaded hole corresponding to the plug hole, a connecting bolt (602) is provided in the plug hole, the connecting bolt (602) passes through the plug hole and is threadedly connected to the vertical rod (104), and the lower end of the limit plate (6) faces the upper end surface of the shifting rod (901) for limiting; There are multiple threaded holes, and the multiple threaded holes are evenly arranged along the length direction of the vertical rod (104).

6. A sampling device for concrete testing according to claim 1, characterized in that: A mounting tube (102) is fixedly provided at one end of the vehicle body (1) away from the roller (8), and the support rod (7) is threadedly connected to the mounting tube (102); An articulated rod (103) is fixedly provided at one end of the vehicle body (1) away from the roller (8), and the articulated rod (103) is used to be connected to a tractor.

7. A sampling device for concrete testing according to claim 6, characterized in that: A support plate (701) is fixedly provided at the lower end of the support rod (7), and a handle (702) is fixedly provided at the upper end of the support rod (7), wherein the axis of the handle (702) is arranged perpendicular to the axis of the support rod (7).

8. A sampling device for concrete testing according to claim 1, characterized in that: A water spray ring (10) is fixedly arranged on the lower end surface of the vehicle body (1), a water spray cavity is arranged in the water spray ring (10), a water spray hole is opened on the side wall of the water spray ring (10), the water spray hole is connected with the water spray cavity, and the water spray hole is arranged toward the drilling position of the water drill bit (2).

9. A sampling device for concrete testing according to claim 8, characterized in that: A water pump is fixedly arranged on the upper end surface of the vehicle body (1); the liquid inlet end of the water pump is connected to the water storage barrel, the liquid outlet end of the water pump is connected to the water spray chamber, and the water storage barrel is fixedly connected to the vehicle body (1).

10. A sampling device for concrete testing according to claim 3, characterized in that: A hydraulic pump is fixedly arranged on the vehicle body (1), the fluid outlet of the hydraulic pump is communicated with the hydraulic cylinder (4), the fluid inlet of the hydraulic pump is communicated with the hydraulic oil barrel, and the hydraulic oil barrel is fixedly connected to the vehicle body (1).

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