CN216870052U

CN216870052U - Concrete sampling device

Info

Publication number: CN216870052U
Application number: CN202123119534.0U
Authority: CN
Inventors: 解瑞晶
Original assignee: Shandong Runcheng Concrete Co ltd
Current assignee: Shandong Runcheng Concrete Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-07-01
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a concrete sampling device, which belongs to the field of mechanical equipment, and adopts the technical scheme that the concrete sampling device comprises a base, wherein vertical rods are hinged to the left end and the right end of the top of the base, sliding plates are connected to the surfaces of the two vertical rods in a sliding manner, a motor is fixedly connected to the front surface of each sliding plate, a spring is fixedly connected to the bottom of each motor, a connecting ring is fixedly connected to the bottom of each spring, a drill bit is fixedly mounted at the lower end of a rotating shaft of each motor through a rotating member, and ejector rods are fixedly connected to the tops of the two vertical rods.

Description

Concrete sampling device

Technical Field

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

Background

In road and bridge construction, concrete generally needs to be subjected to the steps of production, transportation, pouring, vibration, maintenance and the like, and in order to ensure construction quality and engineering safety, quality control needs to be carried out on all links. Since the performance of the concrete is basically unchanged after the concrete is poured, tamped and solidified, the quality sampling detection of the solidified concrete is necessary.

Need carry out hardness sample test to the concrete after solidifying in the work progress, present hard concrete sampling device can't effectually break away from the concrete sample who takes the appearance with the drill bit after taking the appearance, and very easily increases staff's work degree.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

In view of the problems in the prior art, an object of the present invention is to provide a concrete sampling device, which is advantageous in that a concrete sample to be tested after drilling can be taken out more conveniently.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a concrete sampling device, includes the base, both ends all articulate there is the montant, two about the top of base the equal sliding connection in surface of montant has the slide, the positive fixedly connected with motor of slide, the bottom fixedly connected with spring of motor, the bottom fixedly connected with go-between of spring, the axis of rotation lower extreme of motor has the drill bit, two through rotating an equal fixedly connected with ejector pin in top of montant, the inner wall of ejector pin rotates and is connected with the threaded rod, the top of threaded rod runs through the ejector pin and extends to the top fixedly connected with rolling disc of ejector pin the one end of threaded rod runs through the slide and extends to the lower extreme of slide, the inner wall threaded connection of threaded rod and slide.

Furthermore, the lower surface of the connecting ring is provided with an annular corrugated pipe, the diameter of the corrugated pipe is longer than that of the drill bit, and the corrugated pipe is made of soft rubber materials.

Furthermore, the two ends of the connecting ring are fixedly connected with limit rods, the surface of the shell of the motor is provided with limit grooves matched with the limit rods, and the top ends of the limit rods are located inside the limit grooves and are in sliding connection with the limit grooves.

Furthermore, the lower end of the connecting ring is fixedly connected with two semi-arc-shaped tamping rods, two semi-arc-shaped notches are formed in the upper surface of the drill bit, and the tamping rods are matched with the notches.

Further, two the bottom back of montant all articulates there is the vaulting pole, the left side of base and right side surface all seted up with vaulting pole assorted recess, the bottom of vaulting pole is pegged graft and is fluted in, the left side and the right side of base articulate there is the pull rod.

Further, the equal fixedly connected with dog in the right side of two articulated seats that the base top set up, two the back of dog all contacts with the front of montant.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) according to the scheme, the corrugated pipe arranged on the lower surface of the connecting ring can effectively prevent the drill bit from possibly bringing up waste residues and dust when the drill bit drills into concrete to take a concrete sample, and the corrugated pipe made of the soft rubber material can be always contacted with the ground when the drill bit drills into the concrete;

(2) through pressing the go-between, the go-between can the displacement downwards, and the semi-arc tamping bar that makes go-between lower surface fixed connection stretches into the interior and the concrete sample contact with the drill bit sample of semi-arc notch that the drill bit upper surface was seted up, makes the easier and drill bit separation of concrete sample.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a block diagram of a sampling member of the present invention;

fig. 4 is an inside view of a bellows of the present invention.

The reference numbers in the figures illustrate:

1. a base; 2. a vertical rod; 3. a slide plate; 4. rotating the disc; 5. a threaded rod; 6. a motor; 7. a bellows; 8. a pull rod; 9. a stopper; 10. a limiting groove; 11. a limiting rod; 12. a connecting ring; 13. a notch; 14. a rotating member; 15. a top rod; 16. a spring; 17. a drill bit; 18. a stay bar.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Referring to fig. 1-4, in the embodiment of the present invention, a concrete sampling device includes a base 1, vertical rods 2 are hinged to both left and right ends of the top of the base 1, sliding plates 3 are slidably connected to surfaces of the two vertical rods 2, a motor 6 is fixedly connected to a front surface of the sliding plate 3, a spring 16 is fixedly connected to a bottom of the motor 6, a connecting ring 12 is fixedly connected to a bottom of the spring 16, a drill bit 17 is fixedly mounted at a lower end of a rotating shaft of the motor 6 through a rotating member 14, ejector rods 15 are fixedly connected to tops of the two vertical rods 2, a threaded rod 5 is rotatably connected to an inner wall of the ejector rod 15, a top end of the threaded rod 5 penetrates through the ejector rod 15 and extends to a top of the ejector rod 15, one end of the threaded rod 5 fixedly connected to a rotating disc 4, penetrates through the sliding plate 3 and extends to a lower end of the sliding plate 3, and the threaded rod 5 is in threaded connection with an inner wall of the sliding plate 3.

Referring to fig. 3, the lower surface of the connection ring 12 is provided with an annular corrugated pipe 7, the diameter of the corrugated pipe 7 is larger than that of the drill bit 17, and the corrugated pipe 7 is made of soft rubber material, so that when a concrete sample is taken, the drill bit 17 drills into the concrete, which may bring up waste residues and dust, the arrangement of the corrugated pipe 7 can effectively prevent the situation, and when the drill bit 17 drills into the concrete, the corrugated pipe 7 can be always in contact with the ground.

Referring to fig. 4, the two ends of the connection ring 12 are fixedly connected with the limiting rods 11, the surface of the housing of the motor 6 is provided with the limiting grooves 10 matched with the limiting rods 11, the top ends of the limiting rods 11 are located inside the limiting grooves 10 and are in sliding connection with the limiting grooves 10, the limiting rods 11 sliding inside the limiting grooves 10 can limit the connection ring 12 when the connection ring 12 displaces downwards, and the connection ring 12 is prevented from deviating during displacement.

Referring to fig. 4, the lower end of the connecting ring 12 is fixedly connected with two semi-arc-shaped tamping rods, the upper surface of the drill bit 17 is provided with two semi-arc-shaped notches 13, the tamping rods are matched with the notches 13, when the concrete inside the drill bit 17 needs to be taken out, the connecting ring 12 can move downwards by pressing the connecting ring 12, the semi-arc-shaped tamping rods fixedly connected with the lower surface of the connecting ring 12 extend into the semi-arc-shaped notches 13 formed in the upper surface of the drill bit 17, and a concrete sample is separated from the drill bit 17.

Referring to fig. 2, the bottom back of two montants 2 all articulates there is vaulting pole 18, the left side and the right side surface of base 1 all seted up with vaulting pole 18 assorted recess, peg graft and the recess in the bottom of vaulting pole 18, the left side and the right side of base 1 articulate has pull rod 8, when two montants 2 are vertical, through articulated with 2 backs of montants and peg graft vaulting pole 18 in the recess seted up with the base 1 upper surface can fix montant 2, make the sampling member on montant 2 stabilize safety more at the during operation.

Referring to fig. 2, the two hinged seats arranged at the top of the base 1 have the check blocks 9 fixedly connected to the right sides, the back sides of the two check blocks 9 are in contact with the front side of the vertical rod 2, and the two check blocks 9 play a role in fixing and limiting the vertical rod 2, so that the vertical rod 2 cannot deviate.

The working principle of the utility model is as follows: before use, the vertical rod 2 placed on the base 1 is erected to enable the vertical rod 2. The front and dog 9 contact, insert the recess that base 1 upper surface was seted up to the one end of vaulting pole 18 after that, fix montant 2, push away this device through pull rod 8 to the concrete region that needs sample detection next, then staff's brake motor 6 makes motor 6 rotate, drive drill bit 17 and rotate, rotate rolling disc 4 afterwards, make threaded rod 5 rotate, threaded rod 5 rotates and to take place the displacement from top to bottom and reach ground for slide 3, rotate rolling disc 4 until drill bit 17 gets the concrete that needs the detection after that, close motor 6, reverse rolling disc 4, make slide 3 rise to the position of conveniently taking out the inside concrete of drill bit 17, press go-between 12 after that, make go-between 12 displacement down, half curved rod of pounding is inside drill bit 17, make things convenient for the staff ejecting from drill bit 17 with the concrete of sample.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a concrete sampling device, includes base (1), its characterized in that: the left end and the right end of the top of the base (1) are both hinged with vertical rods (2), the surfaces of the two vertical rods (2) are both connected with sliding plates (3) in a sliding way, the front surface of the sliding plate (3) is fixedly connected with a motor (6), the bottom of the motor (6) is fixedly connected with a spring (16), the bottom of the spring (16) is fixedly connected with a connecting ring (12), the lower end of the rotating shaft of the motor (6) is fixedly provided with a drill bit (17) through a rotating piece (14), the tops of the two vertical rods (2) are both fixedly connected with ejector rods (15), the inner wall of the ejector rod (15) is rotationally connected with a threaded rod (5), the top end of the threaded rod (5) penetrates through the ejector rod (15) and is fixedly connected with a rotating disc (4), one end of the threaded rod (5) penetrates through the sliding plate (3) and extends to the lower end of the sliding plate (3), and the threaded rod (5) is in threaded connection with the inner wall of the sliding plate (3).

2. A concrete sampling device according to claim 1 wherein: the lower surface of the connecting ring (12) is provided with an annular corrugated pipe (7), the diameter of the corrugated pipe (7) is longer than that of the drill bit (17), and the corrugated pipe (7) is made of soft rubber materials.

3. A concrete sampling device according to claim 1 wherein: the motor is characterized in that limiting rods (11) are fixedly connected to two ends of the connecting ring (12), a limiting groove (10) matched with the limiting rods (11) is formed in the surface of the shell of the motor (6), and the top end of the limiting rod (11) is located inside the limiting groove (10) and is in sliding connection with the limiting groove (10).

4. A concrete sampling device according to claim 1 wherein: the lower extreme fixedly connected with of go-between (12) two half curved tamping rods, two half curved notch (13) have been seted up to the upper surface of drill bit (17), tamping rod and notch (13) phase-match.

5. A concrete sampling device according to claim 1 wherein: two the bottom back of montant (2) all articulates there is vaulting pole (18), the left side and the right side surface of base (1) all seted up with vaulting pole (18) assorted recess, peg graft and the recess in the bottom of vaulting pole (18), the left side and the right side of base (1) articulate there is pull rod (8).

6. A concrete sampling device according to claim 1 wherein: the equal fixedly connected with dog (9) in right side of two articulated seats that base (1) top set up, two the back of dog (9) all contacts with the front of montant (2).