CN212254659U

CN212254659U - Engineering supervision sampling device

Info

Publication number: CN212254659U
Application number: CN202020681627.9U
Authority: CN
Inventors: 熊高君; 陈锐滨; 王继文; 王代兵; 覃建华; 陈新生; 钱勇博; 王春华; 孙晖; 邓华勇; 赵军; 陈斯祺; 徐巧巧; 胡超; 黄福政; 吴翼锴
Original assignee: Shenzhen Shenshui Zhaoye Engineering Consulting Co ltd
Current assignee: Shenzhen Shenshui Zhaoye Engineering Consulting Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-29
Anticipated expiration: 2030-04-27

Abstract

The utility model provides an engineering supervision sampling device belongs to engineering supervision equipment technical field, including sampler barrel, conical bit and dwang. A sampling hole is formed in the wall of the sampling tube and is communicated with the inside of the sampling tube; the conical drill bit is arranged at the bottom of the sampling cylinder and is connected with the sampling cylinder through threads; the conical drill bit is provided with a clamping groove; the dwang rotates the setting in the bottom of sampler barrel, and the bottom of dwang is equipped with the spacing fixture block with draw-in groove joint complex. The utility model provides a pair of engineering prison sampling device through drive dwang pivoting, drives spacing fixture block card and locates in the draw-in groove to the relative rotation of conical bit with the sampler barrel has been restricted. Conical bit and sampler barrel adopt the spacing mode of joint, simple structure, and convenient operation have solved conical bit and sampler barrel simultaneously and have adopted threaded connection to produce not hard up problem easily to sampling device's life has been prolonged.

Description

Engineering supervision sampling device

Technical Field

The utility model belongs to the technical field of the engineering equipment of supervising, more specifically say, relate to an engineering sampling device of supervising.

Background

Project supervision refers to the entrust of a supervision unit with related qualification by a party A, and represents a specialized service activity for monitoring the project construction of a party B by the party A according to project construction documents approved by the country, laws and regulations related to the project construction, project construction supervision contracts and other project construction contracts.

In order to ensure the quality of the concrete strength, the concrete used is detected on the building. Before detection, the concrete needs to be sampled by a sampling device. The existing sampling device comprises a sampling cylinder and a conical drill bit, wherein the conical drill bit is connected with the sampling cylinder through threads. However, after the sampling device is used for a period of time, the conical drill bit and the sampling cylinder are easy to loosen, so that the service life of the sampling device is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an engineering sampling device of managing aims at solving current sampling device and has to produce easily between conical bit and the sampler barrel not hard up, has reduced sampling device life's problem.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is an engineering supervision sampling device, comprising:

the wall of the sampling cylinder is provided with a sampling hole, and the sampling hole is communicated with the inside of the sampling cylinder;

the conical drill bit is arranged at the bottom of the sampling cylinder and is connected with the sampling cylinder through threads; the conical drill bit is provided with a clamping groove; and

the rotating rod is rotatably arranged at the bottom of the sampling tube, and a limiting clamping block in clamping fit with the clamping groove is arranged at the bottom end of the rotating rod;

the conical drill bit is matched with the clamping groove in a clamping manner by means of the limiting clamping block to limit the conical drill bit from rotating relative to the sampling tube.

As another embodiment of this application, the quantity of dwang is a plurality of, and follows the circumference of sampling tube is evenly arranged.

As another embodiment of this application, the dwang with be equipped with reset spring between the sampling tube.

As another embodiment of this application, the dwang is close to be equipped with on the lateral surface of the one end of spacing fixture block and detain the hand groove.

As another embodiment of the present application, the sampling cylinder is provided with a connecting rod and a tray; the connecting rod is arranged along the axial direction of the sampling cylinder in a sliding manner; the tray with the bottom fixed connection of connecting rod, and with the inside wall sliding fit of sampler barrel.

As another embodiment of the application, a guide block is fixedly mounted in the sampling tube, and the bottom of the guide block on one side of the sampling hole is flush with the top surface of the sampling hole; the bottom of guide block is equipped with the inclined plane, the inclined plane certainly one side downward sloping of thief hole.

As another embodiment of the application, a locking member for locking the guide block is arranged on the side wall of the sampling tube; one end of the locking piece penetrates through the side wall of the sampling tube and abuts against the outer side wall of the guide block.

As another embodiment of this application, still install the footboard on the sampler barrel, the footboard cover is established on the sampler barrel.

As another embodiment of this application, the top of sampler barrel is equipped with mounting flange, the footboard with be connected with expanding spring between the mounting flange.

As another embodiment of this application, the footboard is close to the gyro wheel is installed to one side of sampler barrel, be equipped with on the lateral wall of sampler barrel with gyro wheel sliding fit's spout.

The utility model provides a pair of engineering supervision sampling device's beneficial effect lies in: compared with the prior art, the utility model relates to an engineering prison sampling device passes through threaded connection after conical bit and sampler barrel, through drive dwang pivoting, drives spacing fixture block card and locates in the draw-in groove to restricted conical bit and the relative rotation of sampler barrel, it is spacing only to remove the joint between conical bit and the sampler barrel earlier, just can follow the sample barrel with conical bit and revolve down. Conical bit and sampler barrel adopt the spacing mode of joint, simple structure, and convenient operation have solved conical bit and sampler barrel simultaneously and have adopted threaded connection to produce not hard up problem easily to sampling device's life has been prolonged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic cross-sectional structural view of an engineering supervision sampling device according to an embodiment of the present invention;

FIG. 2 is an enlarged partial view taken at A in FIG. 1;

FIG. 3 is an enlarged partial view at B in FIG. 1;

fig. 4 is a front view of a rotating lever employed in an embodiment of the present invention;

fig. 5 is a left side view of a rotating rod used in the embodiment of the present invention.

In the figure: 1. a sampling tube; 101. a sampling hole; 102. installing a flange; 103. a pedal; 104. a tension spring; 105. a roller; 106. a chute; 2. a conical drill bit; 201. a card slot; 3. rotating the rod; 301. a limiting clamping block; 302. a handle buckling groove; 4. a return spring; 5. a connecting rod; 6. a tray; 7. a handle; 8. a guide block; 801. an inclined surface; 9. and a locking member.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and fig. 2, a construction supervision sampling device according to the present invention will now be described. The project supervision sampling device comprises: sampling tube 1, conical bit 2 and dwang 3. A sampling hole 101 is formed in the wall of the sampling tube 1, and the sampling hole 101 is communicated with the interior of the sampling tube 1; the conical drill bit 2 is arranged at the bottom of the sampling cylinder 1 and is connected with the sampling cylinder 1 through threads; the conical drill bit 2 is provided with a clamping groove 201; the rotating rod 3 is rotatably arranged at the bottom of the sampling tube 1, and the bottom end of the rotating rod 3 is provided with a limiting clamping block 301 which is in clamping fit with the clamping groove 201; the conical drill bit 2 is limited to rotate relative to the sampling tube 1 by the clamping fit of the limiting fixture block 301 and the clamping groove 201.

The utility model provides a pair of engineering prison sampling device compares with prior art, passes through threaded connection back at conical bit 2 and sampler barrel 1, through drive dwang 3 pivoting, drives spacing fixture block 301 card and locates in draw-in groove 201 to restricted conical bit 2 and the relative rotation of sampler barrel 1, it is spacing only to remove the joint between conical bit 2 and the sampler barrel 1 earlier, just can follow a sampler barrel 1 with conical bit 2 and unscrew. Conical bit 2 adopts the spacing mode of joint with sampling tube 1, simple structure, and convenient operation has solved conical bit 2 simultaneously and has adopted threaded connection to produce not hard up problem easily with sampling tube 1 to sampling device's life has been prolonged.

In this embodiment, the length direction of the rotating rod 3 is parallel to the axial direction of the sampling tube 1. The rotation axis of dwang 3 sets up along the horizontal direction, and is perpendicular with the radial of sampling tube 1. The installation and the space of stepping down that set up dwang 3 on the lateral wall of sampling tube 1 correspond. The outer contour of the rotating rod 3 does not protrude out of the outer side walls of the sampling cylinder 1 and the conical drill bit 2, thereby reducing the resistance of the sampling device to being inserted into concrete. In order to play the guard action to the joint structure between sampling tube 1 and conical bit 2, prevent that the concrete from entering into the inside of this joint structure, can be at the outside installation protective cover of dwang 3, keep apart dwang 3 and external world through the protective cover. Spacing fixture block 301 is located the inboard of dwang 3, and with dwang 3 integrated into one piece, and integrated into one piece structural strength is higher, can bear certain impact force.

As a specific embodiment of the utility model, please refer to fig. 1, the number of the rotating rods 3 is plural, and is uniformly arranged along the circumference of the sampling cylinder 1. In this embodiment, in the in-service use process, can receive not equidirectional effort between conical bit 2 and the sampling tube 1, through the quantity that increases dwang 3, not only make the conical bit 2 more firm with being connected between the sampling tube 1, can balance the effort that comes from the external world simultaneously. The quantity of dwang 3 is preferred three, and the balance of atress has been guaranteed promptly to three point spacing of circumference, can save the quantity of dwang 3 again, makes things convenient for conical bit 2 to pull down from a sampling section of thick bamboo 1.

As a specific embodiment of the engineering supervision sampling device provided by the present invention, please refer to fig. 2, a return spring 4 is disposed between the rotating rod 3 and the sampling tube 1. In this embodiment, the rotation axis of the rotation rod 3 and the limiting fixture block 301 are respectively located at two ends of the rotation rod 3 in the length direction. The return spring 4 is a tension spring, and is located between the rotation axis of the rotation rod 3 and the limiting fixture block 301 and close to one side of the limiting fixture block 301. The extension spring can automatically pull the rotating rod 3 to rotate around the shaft by means of self-elasticity, so that the limiting fixture block 301 moves along one side close to the conical drill bit 2, and finally the limiting fixture block 301 is clamped in the clamping groove 201. The reset spring 4 is arranged between the rotating shaft of the rotating rod 3 and the limiting fixture block 301, so that the whole clamping structure is more compact, and the installation space is saved. According to the lever principle, the closer the return spring 4 is to the limit latch 301, the more labor is saved when the return spring 4 drives the rotating rod 3 to rotate, and meanwhile, a larger pressing force can be provided for the limit latch 301.

As a specific embodiment of the engineering supervision sampling device provided by the present invention, please refer to fig. 4 and 5, a handle slot 302 is disposed on the outer side surface of the rotating rod 3 near one end of the limiting fixture block 301. In this embodiment, the return spring 4 is always in a stretching state, and when the clamping between the limiting clamping block 301 and the clamping groove 201 needs to be released, the rotating rod 3 needs to be driven to rotate outwards, so as to drive the limiting clamping block 301 to be separated from the clamping groove 201. The handle fastening grooves 302 are located on two side surfaces of the rotating rod 3 in sliding fit with the sampling tube 1. When the manual driving rotating rod 3 rotates, the hand fastening groove 302 is arranged on the side surface of the rotating rod 3, so that the rotating rod 3 is convenient for an operator to operate. Because the handle groove 302 is arranged at one end close to the limit fixture block 301, the operator can save more labor when driving the rotating rod 3 to rotate by means of the handle groove 302.

As a specific embodiment of the engineering supervision sampling device provided by the present invention, please refer to fig. 1, a connection rod 5 and a tray 6 are installed on a sampling cylinder 1; the connecting rod 5 is arranged along the axial direction of the sampling cylinder 1 in a sliding way; tray 6 and the bottom fixed connection of connecting rod 5, and with the inside wall sliding fit of sampler barrel 1. In this embodiment, the connection rod 5 is located inside the sampling tube 1, and one end of the connection rod 5 penetrates through the top of the sampling tube 1 and extends to the outside of the sampling tube 1. Handle 7 is installed on the top of connecting rod 5, and operating personnel carries out sampling operation to this engineering supervision sampling device through holding handle 7. The tray 6 is located at the bottom end inside the sampling tube 1 and is connected with the connecting rod 5 through welding or threads. The concrete sample enters the sampling cylinder 1 from the sampling port, and the tray 6 is used for bearing the concrete sample entering the sampling cylinder 1. When the concrete sample needs to be taken out from the interior of the sampling cylinder 1, the engineering supervision sampling device does not need to be reversed, the connecting rod 5 is driven to move upwards only through the handle 7, and then the concrete sample on the tray 6 is driven to continuously move towards the position close to the sampling hole 101, so that the concrete sample can be completely taken out from the sampling hole 101 by an operator, and the labor intensity is saved. In actual sampling process, can remain some concrete sample on the inside wall of sampler barrel 1, because tray 6 and the inside wall sliding fit of sampler barrel 1, when tray 6 slides along vertical direction, can scrape remaining concrete sample on the inside wall of sampler barrel 1 down to the effect to the clearance of sampler barrel 1 has been played. In order to strengthen the cleaning effect of the tray 6 on the sampling cylinder 1, the annular piece is arranged on the outer peripheral surface of the tray 6 and made of flexible materials, the annular piece is abutted against the inner side wall of the sampling cylinder 1 and is in a compression state, and the concrete sample on the inner side wall of the sampling cylinder 1 can be cleaned more thoroughly.

As a specific embodiment of the engineering supervision sampling device provided by the present invention, please refer to fig. 1, a guide block 8 is further fixedly installed inside the sampling tube 1, and the bottom of the guide block 8 at one side of the sampling hole 101 is flush with the top surface of the sampling hole 101; the bottom of the guide block 8 is provided with an inclined surface 801, and the inclined surface 801 is inclined downward from the sampling hole 101 side. In this embodiment, the guide block 8 has a tapered structure. The guide block 8 is provided with an avoiding hole for the connecting rod 5 to pass through. The inclined surface 801 of the guide block 8 is a plane and has an included angle of 45-60 degrees with the horizontal direction. The inclined surface 801 faces the sampling hole 101. When tray 6 drove the concrete sample upward movement, the concrete sample earlier with inclined plane 801 contact, because there is the contained angle in the inclined plane 801 horizontal direction, the concrete sample with the help of this inclined plane 801 direction drive, can remove to the outside of sampler barrel 1 from sample hole 101 automatically, need not the manual work and outwards get the concrete sample from sample hole 101 department, improved the work efficiency of getting the concrete sample outwards in the sampler barrel 1.

As a specific embodiment of the engineering supervision sampling device provided by the present invention, please refer to fig. 1, a locking member 9 for locking a guide block 8 is disposed on a side wall of a sampling tube 1; one end of the locking piece 9 penetrates through the side wall of the sampling tube 1 and abuts against the outer side wall of the guide block 8. In this embodiment, the locking member 9 is a jackscrew. Guide block 8 and the inside wall sliding fit of sampler barrel 1, conveniently adjust guide block 8 to keep more reasonable position with thief hole 101, make the concrete sample in the sampler barrel 1 can pass through guide block 8, remove to the outside of sampler barrel 1 from thief hole 101 smoothly. Adopt jackscrew restriction guide block 8's position, convenient operation can realize guide block 8 along the adjustment of vertical direction optional position, and the jackscrew is the standard component simultaneously, and purchasing is convenient, and the cost is lower.

As a specific embodiment of the utility model, please refer to fig. 1, still install the footboard 103 on the sampler barrel 1, the footboard 103 cover is established on the sampler barrel 1. In this embodiment, in the sampling process, the sampling tube 1 needs to be inserted into the concrete, and when the deeper concrete needs to be collected, the sampling tube 1 can not be realized only by the self gravity. The operating personnel can place suitable position with sampler barrel 1 earlier, relies on the self gravity of sampler barrel 1 and inserts certain degree of depth, and the handle 7 is held to the hand, and both feet are stepped on footboard 103, trample this footboard 103 through jumping repeatedly to drive sampler barrel 1 downstream adopts the mode of above-mentioned drive sampler barrel 1 downstream, simple structure, convenient operation, very big reduction operating personnel's intensity of labour. Because the pedal 103 and the sampling tube 1 are of a split structure, the pedal 103 is convenient to manufacture and maintain. The height of the pedal 103 is always higher than that of the sampling hole 101, so that the sampling hole 101 can be moved to a preset sampling depth. The figure shows a schematic diagram of the structure, and the heights of the pedal 103 and the handle 7 can be adjusted according to actual operation requirements.

As a specific embodiment of the engineering supervision sampling device provided by the present invention, please refer to fig. 1, a mounting flange 102 is disposed at the top end of the sampling tube 1, and a telescopic spring 104 is connected between the pedal 103 and the mounting flange 102. In this embodiment, the pedal 103 is located below the mounting flange 102 and is movable in a vertical direction. The outer contour of the pedal 103 is larger than that of the mounting flange 102, so that an operator can conveniently step on the pedal 103 more smoothly. When an operator applies a downward force to the pedal 103, the extension spring 104 is stretched to elastically deform, and when the operator does not apply a force to the pedal 103, the extension spring 104 returns the pedal 103 to an initial state (initial position with respect to the mounting flange 102). Due to the existence of the telescopic spring 104, an operator can drive the pedal 103 to move downwards more easily, so that the sampling tube 1 is driven to move downwards quickly, the physical strength of the operator is saved, and the working efficiency is improved. When the operator steps on the pedal 103, the extension spring 104 also plays a certain buffering role, and the reverse impact on the operator is reduced.

As a specific embodiment of the engineering supervision sampling device provided in the present invention, please refer to fig. 3, a roller 105 is installed on one side of the pedal 103 close to the sampling tube 1, and a sliding slot 106 in sliding fit with the roller 105 is disposed on the sidewall of the sampling tube 1. In this embodiment, the pedal 103 is in clearance fit with the sampling tube 1, and the roller 105 slides in the sliding groove 106 in the vertical direction. The pedal 103 is in sliding fit with the sampling tube 1 through the roller 105, and the frictional resistance between the pedal 103 and the sampling tube 1 is reduced.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An engineering supervision sampling device, comprising:

2. An engineering supervision sampling device according to claim 1, wherein the number of the rotating rods is plural and is uniformly arranged along the circumference of the sampling tube.

3. An engineering supervision sampling device according to claim 1, wherein a return spring is provided between the turning rod and the sampling tube.

4. An engineering supervision sampling device according to claim 3, wherein the turning rod is provided with a hand-locking groove on the outer side surface of the end close to the limiting block.

5. An engineering supervision sampling device according to claim 1, wherein the sampling tube is provided with a connecting rod and a tray; the connecting rod is arranged along the axial direction of the sampling cylinder in a sliding manner; the tray with the bottom fixed connection of connecting rod, and with the inside wall sliding fit of sampler barrel.

6. The project supervision sampling device according to claim 5, wherein the interior of the sampling tube is fixedly provided with a guide block, and the guide block is positioned at one side of the sampling hole, and the bottom of the guide block is flush with the top surface of the sampling hole; the bottom of guide block is equipped with the inclined plane, the inclined plane certainly one side downward sloping of thief hole.

7. The project supervision sampling device according to claim 6, characterized in that the sidewall of the sampling tube is provided with a locking member for locking the guide block; one end of the locking piece penetrates through the side wall of the sampling tube and abuts against the outer side wall of the guide block.

8. The project supervision sampling device according to claim 1, wherein a pedal is further installed on the sampling tube, and the pedal is sleeved on the sampling tube.

9. An engineering supervision sampling device as claimed in claim 8, wherein a mounting flange is provided at the top of the sampling tube, and a telescopic spring is connected between the pedal and the mounting flange.

10. An engineering supervision sampling device according to claim 8 or 9, wherein a roller is mounted on the side of the pedal close to the sampling cylinder, and a sliding groove in sliding fit with the roller is provided on the side wall of the sampling cylinder.