CN215448535U

CN215448535U - Sampling device for highway engineering test detection

Info

Publication number: CN215448535U
Application number: CN202121595126.XU
Authority: CN
Inventors: 吕兴建
Original assignee: Lv Xingjian
Current assignee: Lv Xingjian
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-01-07
Anticipated expiration: 2031-07-14

Abstract

The utility model discloses a sampling device for highway engineering test detection, which comprises a base, wherein a U-shaped frame is arranged on one side of the upper end of the base, an electric telescopic rod is arranged at the top end in the U-shaped frame, a U-shaped frame is arranged at the lower end of the electric telescopic rod, a limiting rod is arranged at the lower end of the U-shaped frame, a drilling machine is arranged in the U-shaped frame, the output shaft end of the drilling machine penetrates through the end of the limiting rod and is in threaded connection with a sampling cylinder, a conical sleeve is sleeved on the output shaft end of the drilling machine, push rods are rotatably connected to two sides of the lower end face of the conical sleeve, a spring sleeve is sleeved on the push rods, second sliding holes are arranged on two sides of the upper end of the sampling cylinder, and the push rods penetrate through the lower ends of the second sliding holes and are in threaded connection with push plates. Firstly, the drilling machine and the electric telescopic rod are controlled to operate through the control switch, the drilling machine drives the sampling cylinder to rotate, after the sampling cylinder obtains a sample, the conical sleeve controls the push plate to push the sample through the push rod, so that the sample is easily and completely discharged out of the sampling cylinder, the complete sample is obtained, and the accuracy of detection data is improved.

Description

Sampling device for highway engineering test detection

Technical Field

The utility model belongs to the technical field of highway engineering, and particularly relates to a sampling device for highway engineering test detection.

Background

The road detection is generally carried out acceptance inspection after the road is built, in the process of acceptance inspection, sampling is necessarily carried out on the built road surface, the road is generally built by concrete, and the sampling is necessarily carried out by a special sampling device for highway engineering test detection.

Current highway engineering test detects uses sampling device includes roof, U-shaped pole, pneumatic cylinder, base, rig and cutting section of thick bamboo, and it is rotatory to drive a cutting section of thick bamboo through the rig, and pneumatic cylinder control rig and cutting section of thick bamboo move downwards simultaneously, and the back is accomplished in the cutting section of thick bamboo cutting, through the flexible rebound of pneumatic cylinder, reach the purpose of convenient road sample, exist the weak point and have: after the device sample was accomplished, beat and rock through cutting a section of thick bamboo for a long time, make inside sample break away from cutting a section of thick bamboo through vibrations, when the muddy earth sample can't break away from cutting a section of thick bamboo, need carry out shredding to the sample when necessary, can't obtain complete sample, seriously influence the experimental testing result on road, have the inconvenient follow of sample after the sample is accomplished and cut a section of thick bamboo interior exhaust problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sampling device for highway engineering test detection, which solves the problem that a sample is inconvenient to discharge from a cutting cylinder after the sampling is finished in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a highway engineering test detects uses sampling device, the on-line screen storage device comprises a base, base upper end one side is provided with the U-shaped frame, the top is provided with electric telescopic handle in the U-shaped frame, the electric telescopic handle lower extreme is provided with the U-shaped frame, U-shaped frame lower extreme is provided with the gag lever post, be provided with the rig in the U-shaped frame, rig output shaft end passes gag lever post end threaded connection has the sampling tube, rig output shaft pot head is equipped with the taper sleeve, terminal surface both sides all rotate under the taper sleeve and are connected with the push rod, the cover is equipped with the spring housing on the push rod, sampling tube upper end both sides all are equipped with the second draw hole, the push rod is worn out second draw hole lower extreme has the push pedal through threaded connection.

Preferably, the U-shaped frame interior top surface both sides with all be provided with the slide bar between the base, the gag lever post intermediate position is equipped with the perforation, rig output shaft end alternates in the suhackberry perforation, the gag lever post both sides all are equipped with first slide opening, the slide bar alternates in the first slide opening, gag lever post one end up end is equipped with main thread groove, main thread groove female connection has the scale rod, U-shaped frame upper end one side is equipped with main movable hole, U-shaped frame upper end one side be in main movable hole upper end is provided with the toper piece, the toper piece with main movable hole correspondence is equipped with vice movable hole, the scale rod upper end alternates in main movable hole and vice movable hole.

Preferably, two sides of the lower end surface of the conical sleeve are provided with T-shaped grooves, the upper end of the push rod is inserted in the T-shaped grooves, two sides of the upper end surface of the push plate are provided with auxiliary threaded grooves, the lower end of the push rod is in threaded connection with the auxiliary threaded grooves, the push rod is of a T-shaped structure, and the lower end of the sampling cylinder is of a toothed structure.

Preferably, base upper end one side is provided with the storage water tank, the storage water tank upper end is equipped with the water inlet, be provided with the filter screen in the water inlet, storage water tank upper end one side is provided with the suction pump, the suction pump is intake to hold through the pipe and is in the storage water tank, the suction pump goes out the water end and is connected with the hose, hose lower extreme fixed connection be in terminal surface under the base, storage water tank outer wall one side is provided with the level gauge, the base is located the sampler bowl below is equipped with the thief hole, base upper end one side is provided with the push-and-pull rod, the terminal surface is provided with four at least universal wheels under the base.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model firstly holds a push-pull rod by an operator to move a sampling device to a sampling position through a universal wheel, a brake device on the universal wheel is stepped by feet, after the sampling device is fixed, a drilling machine and an electric telescopic rod are controlled to operate through a control switch, an output shaft end of the drilling machine drives a sampling cylinder to rotate, the electric telescopic rod pushes a U-shaped frame and drives a limiting rod to move downwards, two ends of the limiting rod are limited and fixed through a sliding rod, the phenomenon that the sampling cylinder deflects when rotating is avoided, the drilling machine is driven by the U-shaped frame and the limiting rod to move downwards, a graduated rod moves along with the limiting rod when the limiting rod moves, when the sampling cylinder passes through the bottom end of a sampling hole and approaches the ground, a water pump is started through the control switch, water pumped from a water inlet end of the water pump enters a hose through a water outlet end, the water is guided by the hose and is discharged from a nozzle at the lower end of a base, and a water flow spraying end is sprayed at the contact position of the lower end of the sampling cylinder and the ground by adjusting the nozzle angle, when the sampling cylinder contacts the ground, the scale position at the upper end of the scale rod is just positioned at the upper port position of the conical block, when the sampling cylinder rotates downwards on the ground to extract a sample, water is utilized to reduce high temperature generated by friction between the sampling cylinder and concrete, meanwhile, the dust falling effect can be achieved, the larger dust pollution brought by the surrounding environment during sampling is avoided, the speed and the depth of the downward movement of the sampling cylinder are known by observing the scale rod, the depth result of road detection is obtained at the first time, after the sampling cylinder obtains the sample, the water suction pump and the drilling machine are closed by the control switch, the electric telescopic rod is controlled by the control switch to shrink, the sampling cylinder is driven to move upwards to separate from the road surface and enter the U-shaped frame, the electric telescopic rod is closed after the shrinkage is finished, an operator grasps the conical sleeve to move downwards by hands, the conical sleeve pushes the sample by the push rod to control the push plate, so that the sample is easily and completely discharged out of the sampling cylinder, the complete sample is obtained, so that the road experiment detection work is facilitated, and the accuracy of the detection data is improved.

2, the water level in the water storage tank can be known by observing the liquid level meter, whether enough water can be used in the water storage tank is known, an external water source is connected through the water inlet to supplement the water quantity in the water storage tank, any object with the diameter larger than 2mm doped in the external water source can be filtered out through the filter screen, the situation that the water suction pump cannot be used due to blockage caused by long-term use of the water suction pump is avoided, after the sampling device is used up, an operator grasps the upper end of the scale rod to rotate reversely, the scale rod is detachably connected through threads, the scale rod is taken out of the U-shaped frame and is inserted into the placing pipe, and the situation that the sampling device is inconvenient to move or store due to the fact that the scale rod is too high is avoided, and redundant moving or storing space is wasted.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cutaway schematic view of FIG. 1;

FIG. 3 is an enlarged view of a portion a of FIG. 2;

fig. 4 is an enlarged schematic view of fig. 2 at b.

In the figure: the device comprises a base 1, a U-shaped frame 2, an electric telescopic rod 3, a U-shaped frame 4, a limiting rod 5, a perforated hole 6, a drilling machine 7, a sampling cylinder 8, a conical sleeve 9, a push rod 10, a spring sleeve 11, a push plate 12, a slide rod 13, a first slide hole 14, a main thread groove 15, a scale rod 16, a main movable hole 17, a conical block 18, an auxiliary movable hole 19, a T-shaped groove 20, a second slide hole 21, an auxiliary thread groove 22, a water storage tank 23, a water inlet 24, a filter screen 25, a water suction pump 26, a hose 27, a liquid level meter 28, a sampling hole 29, a push-pull rod 30 and a universal wheel 31.

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.

FIG. 1, FIG. 2, FIG. 3 and FIG. 4, a sampling device for road engineering test detection comprises a base 1, a U-shaped frame 2 is welded on the right side of the upper end of the base 1, an electric telescopic rod 3 is welded on the top end in the U-shaped frame 2, the model of the electric telescopic rod 3 is DDG10-R-33KN-400MM, the control end of the electric telescopic rod 3 is connected with a control switch through an electric wire, the input end of the control switch is connected with an external power supply through an electric wire, a U-shaped frame 4 is welded on the lower end of the electric telescopic rod 3, a limiting rod 5 is welded on the lower end of the U-shaped frame 4, a perforation 6 is processed on the limiting rod 5, a drilling machine 7 is welded in the U-shaped frame 4, the model of the drilling machine 7 is BMA100L2-4, the control end of the drilling machine 7 is connected with the control switch through an electric wire, the output shaft end of the drilling machine 7 penetrates through the perforation 6 and is in threaded connection with a sampling cylinder 8, the upper end face of the sampling cylinder 8 is provided with a thread groove, the outer wall of the lower end of an output shaft of the drilling machine 7 is provided with an external thread, the output shaft end of a drilling machine 7 is fixedly connected with a sampling cylinder 8 through a thread fixing 7, the output shaft end of the drilling machine 7 is sleeved with a conical sleeve 9, two sides of the lower end surface of the conical sleeve 9 are rotatably connected with push rods 10, spring sleeves 11 are sleeved on the push rods 10, the spring sleeves 11 are in a loose state initially, the lower ends of the push rods 10 penetrate through the sampling cylinder 8 and are in threaded connection with push plates 12, the push plates 12 are positioned in the sampling cylinder 8, slide rods 13 are welded between two sides of the inner top end surface of a U-shaped frame 2 and a base 1, first slide holes 14 are machined on two sides of a limiting rod 5, the slide rods 13 are inserted in the first slide holes 14, a main thread groove 15 is machined on the upper end surface of the right end of the limiting rod 5, a scale rod 16 is in threaded connection with the main thread groove 15, a main movable hole 17 is machined on the right side of the upper end of the U-shaped frame 2, a conical block 18 is welded on the upper end of the main movable hole 17 on the right side of the upper end of the U-shaped frame 2, and an auxiliary movable hole 19 is correspondingly machined with the conical block 18 and the main movable hole 17, the upper end of the scale rod 16 is inserted into the main movable hole 17 and the auxiliary movable hole 19, T-shaped grooves 20 are formed in two sides of the lower end face of the conical sleeve 9, and the upper end of the push rod 10 is inserted into the T-shaped grooves 20.

Referring to fig. 1, 2, 3 and 4, two sides of the upper end of a sampling cylinder 8 are respectively provided with a second sliding hole 21, a push rod 10 is inserted into the second sliding hole 21, two sides of the upper end surface of the push plate 12 are respectively provided with an auxiliary thread groove 22, the lower end of the push rod 10 is connected with the push plate 12 through the auxiliary thread groove 22, the push rod 10 is of a T-shaped structure, the lower end of the sampling cylinder 8 is of a tooth-shaped structure, the left side of the upper end of a base 1 is welded with a water storage tank 23, the upper end of the water storage tank 23 is provided with a water inlet 24, a filter screen 25 is welded in the water inlet 24, the filter hole of the filter screen 25 is 2mm, the right side of the upper end of the water storage tank 23 is welded with a water pump 26, the model of the water pump 26 is KSP16, the water pump 26 is connected with a control switch through a control end wire, the water inlet end of the water pump 26 is inserted into the water storage tank 23 through a guide pipe, the water outlet end of the water pump 26 is connected with a hose 27, the hose 27 is made of silica gel material, the lower end of the hose 27 is fixedly connected with a nozzle base 1, the water outlet end of the hose 27 is connected with a nozzle seat capable of adjusting angle, the left side of the outer wall of the water storage tank 23 is fixedly connected with a liquid level meter 28 through a bolt, the type of the liquid level meter 28 is UHC-517, a sampling hole 29 is machined below a sampling cylinder 8 on a base 1, a push-pull rod 30 is welded on the right side of the upper end of the base 1, four universal wheels 31 are welded on the lower end face of the base 1, a control switch is fixed on one side of the upper end face of a U-shaped frame 2 through a bolt, a placing pipe is welded on the right side of the outer wall of the U-shaped frame 2, and the diameter of an inner ring of the placing pipe is larger than that of an outer ring of a graduated rod 16.

The working principle of the embodiment is as follows: firstly, an operator grasps a push-pull rod 30 to move a sampling device to a sampling position through a universal wheel 31, a brake device on the universal wheel 31 is stepped by feet, after the sampling device is fixed, the operation of a drilling machine 7 and an electric telescopic rod 3 is controlled through a control switch, the output shaft end of the drilling machine 7 drives a sampling tube 8 to rotate, the electric telescopic rod 3 pushes a U-shaped frame 4 and simultaneously drives a limiting rod 5 to move downwards, two ends of the limiting rod 5 are limited and fixed through a sliding rod 13, the phenomenon that the sampling tube 8 deflects when rotating is avoided, the U-shaped frame 4 and the limiting rod 5 drive the drilling machine 7 to move downwards, a graduated rod 16 moves together when the limiting rod 5 moves, when the sampling tube 8 passes through the bottom end of a sampling hole 29 and is close to the ground, a water suction pump 26 is turned on through the control switch, water is sucked from the water inlet end of the water suction pump 26 and enters a hose 27 through a water outlet end, the water is guided by the hose 27 and is discharged from a spray head at the lower end of a base 1, by adjusting the angle of the spray head, the water flow spraying end is sprayed on the contact position of the lower end of the sampling cylinder 8 and the ground, when the sampling cylinder 8 contacts the ground, the position of the scale 0 at the upper end of the scale rod 16 is just positioned at the position of the upper port of the conical block 18, when the sampling cylinder 8 extracts a sample by rotating downwards on the ground, the water is used for reducing the high temperature generated by the friction between the sampling cylinder 8 and concrete, and simultaneously the dust fall effect can be achieved, so that the larger dust pollution caused by the surrounding environment during sampling can be avoided, the speed and the depth of the downward movement of the sampling cylinder 8 can be known by observing the scale rod 16, the depth result of road detection can be obtained at the first time, after the sampling cylinder 8 obtains the sample, the suction pump 26 and the drilling machine 7 are closed by the control switch, the electric telescopic rod 3 is controlled by the control switch to shrink, the sampling cylinder 8 is driven to move upwards to separate from the road surface and enter the U-shaped frame 2, the electric telescopic rod 3 is closed after the shrinkage is completed, an operator grasps the conical sleeve 9 by hands to move downwards, the conical sleeve 9 controls the push plate 12 to push a sample through the push rod 10, so that the sample is easily and completely discharged out of the sampling cylinder 8, the complete sample is obtained, the road experiment detection work is facilitated, and the accuracy of detection data is improved. The accessible is observed the water level in the level gauge 28 understanding storage water tank 23, learn whether have enough water to use in the storage water tank 23, connect outside water source through water inlet 24, replenish the water yield in the storage water tank 23, filter screen 25 can filter out any object that doping diameter is greater than 2mm in the outside water source, avoid suction pump 26 to cause the jam when using for a long time, lead to suction pump 26 unable to use, sampling device uses up the back, the operator grasps 16 upper end reverse rotations of scale bar, can dismantle scale bar 16 through threaded connection, take out U-shaped frame 2 to scale bar 16, insert and be placing intraductally, avoid sampling device to remove or deposit because of 16 too high inconveniences of scale bar, extravagant unnecessary removal or parking space.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims

1. The utility model provides a highway engineering is sampling device for test detection which characterized in that: comprises a base (1), one side of the upper end of the base (1) is provided with a U-shaped frame (2), an electric telescopic rod (3) is arranged at the top end in the U-shaped frame (2), a U-shaped frame (4) is arranged at the lower end of the electric telescopic rod (3), the lower end of the U-shaped frame (4) is provided with a limiting rod (5), a drilling machine (7) is arranged in the U-shaped frame (4), the output shaft end of the drilling machine (7) penetrates through the end of the limiting rod (5) and is connected with a sampling tube (8) through threads, the output shaft of the drilling machine (7) is sleeved with a conical sleeve (9), both sides of the lower end surface of the conical sleeve (9) are rotatably connected with push rods (10), the push rod (10) is sleeved with a spring sleeve (11), both sides of the upper end of the sampling tube (8) are provided with second sliding holes (21), the push rod (10) penetrates out of the lower end of the second sliding hole (21) and is connected with a push plate (12) through threads.

2. The sampling device for road engineering test detection according to claim 1, wherein: sliding rods (13) are arranged between the two sides of the inner top end surface of the U-shaped frame (2) and the base (1), a through hole (6) is arranged in the middle of the limiting rod (5), the output shaft end of the drilling machine (7) is inserted into the Supu tree through hole (6), two sides of the limiting rod (5) are respectively provided with a first sliding hole (14), the sliding rod (13) is inserted in the first sliding holes (14), the upper end face of one end of the limiting rod (5) is provided with a main thread groove (15), the main thread groove (15) is internally threaded with a scale rod (16), a main movable hole (17) is arranged at one side of the upper end of the U-shaped frame (2), a conical block (18) is arranged at the upper end of the main movable hole (17) at one side of the upper end of the U-shaped frame (2), the conical block (18) and the main movable hole (17) are correspondingly provided with an auxiliary movable hole (19), the upper end of the scale rod (16) is inserted into the main movable hole (17) and the auxiliary movable hole (19).

3. The sampling device for road engineering test detection according to claim 1, wherein: the improved sampling device is characterized in that T-shaped grooves (20) are formed in two sides of the lower end face of the conical sleeve (9), the upper end of the push rod (10) is inserted into the T-shaped grooves (20), auxiliary thread grooves (22) are formed in two sides of the upper end face of the push plate (12), the lower end of the push rod (10) is connected into the auxiliary thread grooves (22) in a threaded mode, the push rod (10) is of a T-shaped structure, and the lower end of the sampling cylinder (8) is of a toothed structure.

4. The sampling device for road engineering test detection according to claim 1, wherein: base (1) upper end one side is provided with storage water tank (23), storage water tank (23) upper end is equipped with water inlet (24), be provided with filter screen (25) in water inlet (24), storage water tank (23) upper end one side is provided with suction pump (26), suction pump (26) intake end is in through pipe insertion in storage water tank (23), suction pump (26) play water end is connected with hose (27), hose (27) lower extreme fixed connection is in terminal surface under base (1), storage water tank (23) outer wall one side is provided with level gauge (28), base (1) is located sampler barrel (8) below is equipped with thief hole (29), base (1) upper end one side is provided with push-and-pull rod (30), terminal surface is provided with four at least universal wheels (31) under base (1).