CN212646147U

CN212646147U - Road construction detects sampling device

Info

Publication number: CN212646147U
Application number: CN202021497657.0U
Authority: CN
Inventors: 刘磊; 郝嘉琪; 王俊儒; 王静; 李莎
Original assignee: Henan Zhengxing Engineering Management Co ltd
Current assignee: Henan Zhengxing Engineering Management Co ltd
Priority date: 2020-07-25
Filing date: 2020-07-25
Publication date: 2021-03-02
Anticipated expiration: 2030-07-25

Abstract

The utility model belongs to the technical field of a road construction detects's technique and specifically relates to a road construction detects sampling device is related to, and it includes the base, the fixed slide bar that is provided with on the base, the vertical setting of slide bar, it is provided with the support to slide on the slide bar, the fixed motor that is provided with on the support, be connected with hollow drill on the motor, be provided with a plurality of clamping jaws in the hollow drill, the clamping jaw rotates to be connected in hollow drill's upper end, has located a plurality of slotted holes on hollow drill's the inner wall, the clamping jaw sets up in the slotted hole, the clamping jaw is connected with the clamping device that draws close the clamping jaw to. This application has the effect that conveniently takes out the pellet.

Description

Road construction detects sampling device

Technical Field

The application relates to the technical field of road construction detection, in particular to a road construction detection sampling device.

Background

Road engineering refers to the whole process of planning, designing, constructing, maintaining and managing work and the engineering entity engaged in the work, which is performed by taking a road as an object, and like civil engineering of any other gate class, the road engineering has obvious characteristics in the aspects of technology, economy and management, and during road engineering construction, the ground laying condition needs to be sampled and analyzed.

The patent document with the publication number of CN210834259U discloses a sampling device for road engineering detection, which comprises a base, wherein a slide bar is fixedly connected to the left side of the top of the base, a fixed plate is fixedly connected to the top end of the slide bar, a first motor box is fixedly connected to the right side of the bottom of the fixed plate, a first motor is fixedly connected to the inside of the first motor box, a transmission lead screw is fixedly connected to the output shaft of the first motor, one end of the transmission lead screw penetrates through the first motor box and extends to the outside of the first motor box, one end of the transmission lead screw, which is positioned outside the first motor box, is rotatably connected to the right side of the top of the base, a sliding plate is slidably connected to the surface of the slide bar, which is positioned between the bottom of the fixed plate and the top of the base, a threaded plate is connected to the surface of the transmission lead screw, which is positioned outside the first motor box, and a, the inside fixedly connected with second motor of second motor case, the output shaft fixedly connected with transmission shaft of second motor, the one end of transmission shaft runs through second motor case and extends to the outside of second motor case, the transmission shaft is located the outside one end fixedly connected with hollow drill bit of second motor case, set up the groove that runs through with hollow drill bit looks adaptation on the base.

However, in the above-described structure, the core block to be removed is left in the hole after the core drill completes drilling, and the core block is not easily removed.

SUMMERY OF THE UTILITY MODEL

In order to improve the difficult problem of pellet, this application provides a road construction detects sampling device.

The application provides a road construction detects sampling device adopts following technical scheme:

the utility model provides a road construction detects sampling device, includes the base, the fixed slide bar that is provided with on the base, the vertical setting of slide bar, it is provided with the support to slide on the slide bar, the fixed motor that is provided with on the support, be connected with hollow drill on the motor, be provided with a plurality of clamping jaws in the hollow drill, the clamping jaw rotates the upper end of connecting at hollow drill, is located the inner wall of hollow drill and has seted up a plurality of slotted holes, the clamping jaw sets up in the slotted hole, the clamping jaw is connected with the clamping device who draws close the clamping jaw to hollow drill in the middle.

Through adopting above-mentioned technical scheme, during the use, the motor during operation, the motor drives core bit and rotates, and when core bit rotated, core bit drilled out the pellet to the road, because be provided with a plurality of clamping jaws in the core bit, was connected with clamping device on a plurality of clamping jaws, closed the clamping jaw to core bit's middle part through clamping device to can press from both sides the pellet through the clamping jaw, when lifting core bit, can take out the pellet more conveniently.

Preferably, the clamping device comprises a push rod and a synchronous disc, the push rod is vertically arranged and is in sliding fit with the hollow drill bit, the synchronous disc is arranged above the hollow drill bit and is in sliding fit with the slide rod, the upper end of the push rod is abutted to the lower surface of the synchronous disc, and the lower end of the push rod is rotatably connected to the clamping jaw.

Through adopting above-mentioned technical scheme, the vertical setting of push rod, the synchronization disc setting is in the upper end of push rod, when needs press from both sides tight the pellet, moves the synchronization disc along the slide bar downwards, and the synchronization disc promotes a plurality of push rods downwards simultaneously to can press from both sides the direction of a plurality of clamping jaws to the pellet tightly.

Preferably, the push rod is sleeved with a spring, the upper end of the spring abuts against the push rod, and the lower end of the spring abuts against the hollow drill bit.

Through adopting above-mentioned technical scheme, set up at the spring on the push rod, the effort of spring can upwards mention the push rod to make the push rod drive the clamping jaw and open in the slotted hole.

Preferably, the sliding rod is sleeved with a height limiting sleeve, and the upper end of the height limiting sleeve abuts against the bracket; when the clamping jaw is positioned in the slot hole, the lower end of the height limiting sleeve is abutted against the synchronous disc.

Through adopting above-mentioned technical scheme, limit for height cover sets up between support and synchronization disc, and when the support moves down, the distance between support and the synchronization disc is guaranteed to the limit for height cover to make the clamping jaw keep in hollow drill in the in-process of drilling.

Preferably, the support is provided with a screw rod, the screw rod is vertically arranged, a rack is fixedly arranged above the base, and the screw rod is in threaded connection with the rack.

Through adopting above-mentioned technical scheme, the screw rod setting is on the support, screw rod and frame threaded connection, and when the screw rod rotated, the screw rod can drive the motor and reciprocate to when the screw rod moves down, can drive the motor and move down and bore.

Preferably, a pressing assembly is arranged between the screw rod and the support and comprises an inner sleeve and an outer sleeve, the inner sleeve is fixedly connected with the lower end of the screw rod, the outer sleeve is fixed on the support, the inner sleeve is inserted into the outer sleeve, and a pressure spring is arranged between the inner sleeve and the outer sleeve.

By adopting the technical scheme, the inner sleeve is inserted into the outer sleeve, the pressure spring is arranged between the inner sleeve and the outer sleeve, the motor can have a buffer space vibrating up and down when drilling is carried out under the action force of the pressure spring, and the damage of the hollow drill bit caused by overlarge stress is reduced.

Preferably, the base is provided with a water tank, the water tank is connected with a water outlet pipe, the water outlet pipe is provided with a valve, and the water outlet position of the water outlet pipe faces the hollow drill bit.

Through adopting above-mentioned technical scheme, be provided with the water tank on the base, the outlet pipe is connected to the water tank, through opening the valve, can make the rivers play in the water tank, subsides the dust that the during operation produced to the hollow drill bit, reduces the pollution to the environment.

Preferably, the outlet pipe includes that the annular divides the pipe, and the annular divides the pipe cover on the core bit, a plurality of apopores have been seted up on the lateral wall that the annular divides the pipe, and a plurality of apopores distribute on the length direction that the annular divides the pipe and towards the core bit.

Through adopting above-mentioned technical scheme, the annular is in charge of and has been seted up a plurality of apopores to the annular is in charge of and is established on the core bit, thereby can make the one week homoenergetic of core bit carry out the dust fall.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the hollow drill bit is driven to rotate by the motor, when the hollow drill bit rotates, the hollow drill bit drills out the core block for a road, the hollow drill bit is internally provided with a plurality of clamping jaws which are connected with clamping devices, and the clamping jaws are drawn close to the middle part of the hollow drill bit through the clamping devices, so that the core block can be clamped by the clamping jaws, and when the hollow drill bit is lifted, the core block can be taken out conveniently;

2. the height limiting sleeve is arranged between the bracket and the synchronous disc, and when the bracket moves downwards, the height limiting sleeve ensures the distance between the bracket and the synchronous disc, so that the clamping jaw is kept in the hollow drill bit in the drilling process;

3. the inner sleeve is inserted into the outer sleeve, the pressure spring is arranged between the inner sleeve and the outer sleeve, a buffer space for up-and-down vibration of the motor during drilling can be formed under the action force of the pressure spring, and damage caused by overlarge stress of the hollow drill bit is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

fig. 2 is a schematic full-section structure diagram of an embodiment of the present application.

Description of reference numerals: 1. a base; 11. a support wheel; 12. a frame; 13. drilling; 2. a hollow drill bit; 21. a motor; 22. a slot; 3. a slide bar; 4. a support; 5. a clamping jaw; 6. a clamping device; 61. a push rod; 62. a synchronization disc; 63. a spring; 64. a height limiting sleeve; 7. a compression assembly; 71. an inner sleeve; 72. a jacket; 73. a pressure spring; 8. a screw; 9. a water tank; 91. a water outlet pipe; 911. annular pipe distribution; 912. a water outlet hole; 92. and (4) a valve.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses road construction detects sampling device. Referring to fig. 1, comprising a base 1, a plurality of support wheels 11 are provided below the base 1, the base 1 is conveniently moved by the support wheels 11, a frame 12 is fixedly arranged on the upper surface of a base 1, a vertical drilling hole 13 is arranged on the base 1 below the frame 12, a hollow drill bit 2 is arranged in the drilling hole 13, the hollow drilling hole 13 is connected with a motor 21, two sliding rods 3 are fixedly arranged on the base 1, the sliding rods 3 are vertically arranged, one end of each sliding rod 3 is fixed on the base 1, the other end of each sliding rod 3 is fixed on the frame 12, a bracket 4 is connected on the slide rod 3 in a sliding way, the bracket 4 is matched with the slide rod 3 in a sliding way in the vertical direction, the motor 21 is fixed on the bracket 4, the output shaft of the motor 21 is vertically arranged, the hollow drill bit 2 is coaxially fixed on the output shaft of the motor 21, the core hole 13 can be rotated by starting the motor 21, and the lower end of the core bit 2 acts on the road to drill the core block from the road.

Referring to fig. 1 and 2, four slotted holes 22 have been seted up on the inner wall of core bit 2, slotted hole 22 is rectangular shape and vertical setting, all be provided with a clamping jaw 5 in every slotted hole 22, the upper end of clamping jaw 5 stretches out and extends to the upper end of core bit 2 in slotted hole 22, make clamping jaw 5 can rotate and connect on core bit 2, clamping jaw 5 and core bit 2's rotation connection axis level sets up, be connected with clamping device 6 on clamping jaw 5, can draw close clamping jaw 5 to the middle part of core bit 2 through clamping device 6, thereby when having the pellet of getting under drilling in core bit 2, can be through the clamping jaw 5 butt of drawing close to the centre on the lateral wall of pellet, press from both sides the pellet and get.

Referring to fig. 1 and 2, the clamping device 6 comprises a push rod 61 and a synchronous disc 62, the push rod 61 is vertically arranged, the lower end of the push rod 61 is rotatably connected to the clamping jaw 5, and when the push rod 61 moves downwards, the clamping jaw 5 can be pushed to be close to the central position of the hollow drill bit 2. Each clamping jaw 5 corresponds to a push rod 61, the upper end of the push rod 61 extends out from the upper end of the hollow drill bit 2, the push rod 61 is in sliding fit with the hollow drill bit 2, a spring 63 is sleeved on the push rod 61, the upper end of the spring 63 abuts against the upper end of the push rod 61, and the lower end of the spring 63 abuts against the hollow drill bit 2, so that under the action force of the spring 63, the push rod 61 can push the push rod 61 upwards, and the clamping jaws 5 are kept in the slotted holes 22. Set up synchronization disc 62 in the top of push rod 61, synchronization disc 62 sliding fit is on slide bar 3, and the upper end of all push rods 61 all butts on the lower surface of synchronization disc 62, and when pushing down synchronization disc 62, synchronization disc 62 can push down a plurality of push rods 61 simultaneously, and then makes a plurality of clamping jaws 5 press from both sides the core piece simultaneously. The sliding rod 3 is sleeved with a height limiting sleeve 64, the height limiting sleeve 64 is vertically arranged, the upper end of the height limiting sleeve 64 is abutted against or fixedly connected to the support 4, the lower end of the height limiting sleeve 64 is abutted against the support 4, and when the lower end of the height limiting sleeve 64 is abutted against the support 4, the clamping jaw 5 is located in the position of the slotted hole 22, the clamping jaw 5 is kept hidden in the slotted hole 22, and the hollow drill 2 is convenient to rotate.

Referring to fig. 2, a pressing assembly 7 is arranged on the support 4, a screw 8 is arranged on the pressing assembly 7, the screw 8 is vertically arranged, the screw 8 is in threaded connection with the frame 12, and when the screw 8 rotates, the screw 8 moves the support 4 up and down through the pressing assembly 7. The pressing assembly 7 comprises an inner sleeve 71 and an outer sleeve 72, the lower end of the inner sleeve 71 is inserted into the outer sleeve 72, the upper end of the inner sleeve 71 is fixed at the lower end of the screw rod 8, when the screw rod 8 rotates, the screw rod 8 drives the inner sleeve 71 to rotate, the inner sleeve 71 can rotate in the outer sleeve 72, the lower end of the outer sleeve 72 is fixed on the support 4, a pressure spring 73 is arranged between the inner sleeve 71 and the outer sleeve 72, the upper end of the pressure spring 73 abuts against the inner sleeve 71, and the lower end of the pressure spring 73 abuts against the outer sleeve 72, so that the motor 21 is enabled to extrude the hollow drill bit 2 under the action of the pressure spring 73, and damage caused by overlarge extrusion force.

Referring to fig. 2, be provided with water tank 9 on base 1, be connected with outlet pipe 91 on the water tank 9, be provided with valve 92 on the outlet pipe 91, outlet pipe 91 includes that the annular divides tub 911, the annular divides tub 911 cover on hollow drill bit 2, a plurality of apopores 912 have been seted up on the lateral wall of annular branch tub 911, a plurality of apopores 912 distribute on the length direction of annular branch tub 911 and towards hollow drill bit 2, when opening valve 92, water in the water tank 9 flows into in the annular branch tub 911, apopore 912 from the annular branch tub 911 flows out, can reduce the dust that hollow drill bit 2 during operation produced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a road construction detects sampling device, includes base (1), fixedly on base (1) be provided with slide bar (3), the vertical setting of slide bar (3), it is provided with support (4) to slide on slide bar (3), the fixed motor (21) that is provided with on support (4), be connected with core bit (2) on motor (21), its characterized in that: be provided with a plurality of clamping jaws (5) in hollow drill (2), clamping jaw (5) rotate to be connected in the upper end of hollow drill (2), are located and have seted up a plurality of slotted holes (22) on the inner wall of hollow drill (2), clamping jaw (5) set up in slotted hole (22), clamping jaw (5) are connected with clamping device (6) that draw close clamping jaw (5) to hollow drill (2) centre.

2. The road construction detection sampling device of claim 1, characterized in that: clamping device (6) include push rod (61) and synchronization disc (62), push rod (61) vertical setting and sliding fit are on hollow drill bit (2), the top of hollow drill bit (2) is provided with synchronization disc (62), and synchronization disc (62) sliding fit is on slide bar (3), the upper end butt of push rod (61) is on the lower surface of synchronization disc (62), the lower extreme of push rod (61) rotates to be connected on clamping jaw (5).

3. The road construction detection sampling device of claim 2, characterized in that: the push rod (61) is sleeved with a spring (63), the upper end of the spring (63) is abutted to the push rod (61), and the lower end of the spring (63) is abutted to the hollow drill bit (2).

4. The road construction detection sampling device of claim 3, characterized in that: the sliding rod (3) is sleeved with a height limiting sleeve (64), and the upper end of the height limiting sleeve (64) is abutted against the bracket (4); when the clamping jaw (5) is positioned in the slotted hole (22), the lower end of the height limiting sleeve (64) is abutted against the synchronous disc (62).

5. The road construction detection sampling device of claim 1, characterized in that: the screw rod (8) is arranged on the support (4), the screw rod (8) is vertically arranged, a rack (12) is fixedly arranged above the base (1), and the screw rod (8) is in threaded connection with the rack (12).

6. The road construction detection sampling device of claim 5, characterized in that: be provided with between screw rod (8) and support (4) and compress tightly subassembly (7), compress tightly subassembly (7) including endotheca (71) and overcoat (72), the lower extreme fixed connection of endotheca (71) and screw rod (8), overcoat (72) are fixed on support (4), endotheca (71) are inserted in overcoat (72), be provided with pressure spring (73) between endotheca (71) and overcoat (72).

7. The road construction detection sampling device of claim 1, characterized in that: the drill bit is characterized in that a water tank (9) is arranged on the base (1), a water outlet pipe (91) is connected to the water tank (9), a valve (92) is arranged on the water outlet pipe (91), and the water outlet position of the water outlet pipe (91) faces towards the hollow drill bit (2).

8. The road construction detection sampling device of claim 7, characterized in that: outlet pipe (91) divide pipe (911) including the annular, and annular divides pipe (911) cover on hollow drill bit (2), a plurality of apopores (912) have been seted up on the lateral wall of annular branch pipe (911), and a plurality of apopores (912) distribute on the length direction of annular branch pipe (911) and towards hollow drill bit (2).