CN213377684U - Geotechnical test screening device - Google Patents

Abstract

The utility model discloses a geotechnical test screening device in the technical field of geotechnical test auxiliary tools, which comprises a box body, wherein the left cavity wall and the right cavity wall of a cavity of the box body are rotatably connected with a transmission shaft, the left part of the transmission shaft is fixedly connected with a first screening cylinder through a first fixed rod, the inner cavity wall of the first screening cylinder is fixedly connected with a first spiral shifting sheet, the middle part of the transmission shaft is fixedly connected with a second screening cylinder through a second fixed rod, the inner cavity wall of the second screening cylinder is fixedly connected with a second spiral shifting sheet, the right part of the transmission shaft is fixedly connected with a third screening cylinder through a third fixed rod, the inner cavity wall of the third screening cylinder is fixedly connected with a third spiral shifting sheet, the lower end of the right side of the third screening cylinder is provided with a discharge chute plate, one end of the discharge chute plate is communicated with a discharge hopper, the left end of the box body is communicated with a, screening is effectual and be convenient for remove, and labour saving and time saving can effectual improvement work efficiency.

Description

Geotechnical test screening device

Technical Field

The utility model relates to a geotechnical test appurtenance technical field specifically is a geotechnical test screening ware.

Background

Before formal construction, a series of tests are required to obtain soil samples meeting various test requirements, so that the construction quality of the whole construction process is ensured. Screening test As one of the important tests, it is generally known to screen a mixture of soils of different particle sizes into various particle size grades using a perforated screen surface. Through a screening test, mixed samples of soil particles with different particle sizes and various mass proportions can be obtained as required, and the mixed samples are used as samples of a soil test to research soil samples.

However, the conventional machine vibration type screening device has a loud noise when performing vibration screening, soil is difficult to completely mix in the screening cylinder, the screening effect is poor, and when soil particles with different sizes need to be tested, the conventional screening device can screen the soil particles with different sizes only by performing screening operation for many times, so that the screening efficiency is low; and because need often go to different places and take a sample the screening when screening test at the building scene, the most heaviness of current screening plant is not convenient for remove, and artifical the removal is troublesome hard, influences work efficiency.

Based on this, the utility model designs a geotechnical test screening ware to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a geotechnical test screening ware to solve the traditional machine vibrations formula screening ware that proposes in the above-mentioned background art and to vibrate when screening very loud, and soil is difficult to overturn the mixture completely in the screening section of thick bamboo, and the screening effect is not good, and when needing to test the soil granule of different sizes, traditional screening plant need carry on many times screening operation can only screen out the soil granule of different sizes, and screening efficiency is low; and because need often go to different places and take a sample the screening when screening test at the building scene, the most bulky removal of not being convenient for of current screening plant, artifical the removal is troublesome hard, influences work efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme:

a geotechnical test screening device comprises a box body, wherein a transmission shaft is rotatably connected with the left cavity wall and the right cavity wall of an inner cavity of the box body, the left part of the transmission shaft is fixedly connected with a first screening barrel through a first fixing rod, the inner cavity wall of the first screening barrel is fixedly connected with a first spiral shifting piece, the middle part of the transmission shaft is fixedly connected with a second screening barrel through a second fixing rod, the inner cavity wall of the second screening barrel is fixedly connected with a second spiral shifting piece, the right part of the transmission shaft is fixedly connected with a third screening barrel through a third fixing rod, the inner cavity wall of the third screening barrel is fixedly connected with a third spiral shifting piece, the lower end of the right side of the third screening barrel is provided with a discharge groove plate, one end of the discharge groove plate is communicated with a discharge hopper, and the discharge hopper is fixedly; the coaxial fixedly connected with driving motor of transmission shaft right-hand member, driving motor sets up on the box right-hand member face, the box inner chamber bottom has first collection box, second collection box and third collection box from a left side to the right side slip joint in proper order, box left end intercommunication has the inlet pipe, inlet pipe one end intercommunication has the feeder hopper, box bottom face four corners all rotates through the spring shock absorber pole and is connected with the universal wheel.

As a further aspect of the utility model, the sieve mesh radius size of a first screening section of thick bamboo is less than the sieve mesh radius size of a second screening section of thick bamboo, the sieve mesh radius size of a second screening section of thick bamboo is less than the sieve mesh radius size of a third screening section of thick bamboo, can carry out multiple screening to soil.

As a further scheme of the utility model, the first collecting box is arranged below the first screening cylinder, the second collecting box is arranged below the second screening cylinder, and the third collecting box is arranged below the third screening cylinder, so that the soil after screening can be collected; the first box, the second is collected and the equal fixedly connected with handle of terminal surface before box is collected to the third, is convenient for take out.

As a further proposal of the utility model, the universal wheel is provided with a braking mechanism, and the preventing device is prevented from moving at will.

As a further scheme of the utility model, second screening section of thick bamboo left end registrates the right-hand member outside at first screening section of thick bamboo, third screening section of thick bamboo left end registrates the right-hand member outside at second screening section of thick bamboo, avoids soil to drop.

Advantageous effects

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

1. because the first screening cylinder, the second screening cylinder and the third screening cylinder are all in a circular shape, the vibration generated during screening is small, and the noise is reduced; when the screening barrel is used for rotary screening, soil jolts and shakes in the screening barrel, and the soil and the spiral shifting piece collide with each other to enable the soil to be fully broken and dispersed, so that screening is facilitated; because the sieve mesh radius size of the first screening section of thick bamboo is less than the sieve mesh radius size of the second screening section of thick bamboo, when sieving soil, soil is in the first collection box of granule under the rotation of the first screening section of thick bamboo, accomplish the first layer screening, soil is in the second screening section of thick bamboo of dialling down in the rotation of first spiral plectrum, the second screening section of thick bamboo rotation makes soil particles fall into in the second collection box, accomplish the second floor screening, then soil is dialled down in the rotation of second spiral plectrum and falls into the third screening section of thick bamboo, the rotation of third screening section of thick bamboo makes soil fall into the third collection box, accomplish the third layer screening, can once sieve and obtain the soil sample of three kinds of different particle sizes, be convenient for provide the soil sample of multiple different specifications for follow-up geotechnical test, improve test efficiency, screening efficiency is high.

2. Because box bottom four corners is provided with the universal wheel, when the place that needs to go the difference carries out the sample sieve time, be convenient for remove labour saving and time saving improves work efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the right view angle of the overall structure of the present invention;

fig. 3 is a first schematic sectional view of the present invention;

fig. 4 is a schematic sectional view of the second embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-box body, 2-transmission shaft, 3-first screening barrel, 31-first fixed rod, 32-first spiral shifting piece, 4-second screening barrel, 41-second fixed rod, 42-second spiral shifting piece, 5-third screening barrel, 51-third fixed rod, 52-third spiral shifting piece, 6-discharge trough plate, 7-discharge hopper, 8-driving motor, 9-first collection box, 10-second collection box, 11-third collection box, 12-feeding pipe, 13-feeding hopper, 14-spring shock-absorbing rod and 15-universal wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a geotechnical test screening device comprises a box body 1, a transmission shaft 2 is rotatably connected with the left cavity wall and the right cavity wall of an inner cavity of the box body 1, the left part of the transmission shaft 2 is fixedly connected with a first screening barrel 3 through a first fixing rod 31, the inner cavity wall of the first screening barrel 3 is fixedly connected with a first spiral shifting piece 32, the middle part of the transmission shaft 2 is fixedly connected with a second screening barrel 4 through a second fixing rod 41, the inner cavity wall of the second screening barrel 4 is fixedly connected with a second spiral shifting piece 42, the right part of the transmission shaft 2 is fixedly connected with a third screening barrel 5 through a third fixing rod 51, the inner cavity wall of the third screening barrel 5 is fixedly connected with a third spiral shifting piece 52, the lower end of the right side of the third screening barrel 5 is provided with a discharge groove plate 6, one end of the discharge groove plate 6 is communicated with a discharge hopper; the coaxial fixedly connected with driving motor 8 of 2 right-hand members of transmission shaft, driving motor 8 sets up on 1 right-hand member face of box, and 1 inner chamber bottom of box slides the joint from a left side to the right side in proper order and has first collection box 9, second collection box 10 and third collection box 11, and 1 left end intercommunication of box has inlet pipe 12, and 12 one ends of inlet pipe intercommunication have feeder hopper 13, and 1 bottom face four corners of box all rotates through spring damper 14 and is connected with universal wheel 15.

The first screening cylinder 3 is smaller than the second screening cylinder 4 in the sieve mesh radius size, the second screening cylinder 4 is smaller than the third screening cylinder 5 in the sieve mesh radius size, soil can be subjected to multiple screening, the first collecting box 9 is arranged below the first screening cylinder 3, the second collecting box 10 is arranged below the second screening cylinder 4, the third collecting box 11 is arranged below the third screening cylinder 5, and the screened soil can be collected; the equal fixedly connected with handle of terminal surface before box 11 is collected to first collection box 9, second collection box 10 and third, is convenient for take out, is provided with arrestment mechanism on the universal wheel 15, and the preventing device removes at will, and the right-hand member outside at first screening section of thick bamboo 3 is registrated to 4 left ends of second screening section of thick bamboo, and the right-hand member outside at second screening section of thick bamboo 4 is registrated to 5 left ends of third screening section of thick bamboo, avoids soil to drop.

One specific application of this embodiment is:

when the utility model is used, soil is poured into the first screening barrel 3 from the feeding hopper 13, the soil flows into the first screening barrel 3 through the feeding pipe 12, the driving motor 8 is started to drive the transmission shaft 2 to rotate so as to drive the first screening barrel 3 to rotate, soil is screened for the first step, then the screened soil falls into the first collecting box 9 from the sieve holes, the first screening barrel 3 rotates to drive the first spiral shifting piece 32 of the inner cavity wall to rotate so as to lead the un-screened soil to move rightwards and fall into the second screening barrel 4, the second screening barrel 4 rotates to carry out the second layer screening to the soil under the driving of the transmission shaft 2, the screened soil falls into the second collecting box 10, then the un-screened soil continues to move rightwards and fall into the third screening barrel 5 under the action of the second spiral shifting piece 42, the third screening barrel 5 rotates to screen the soil so as to lead the soil to fall into the third collecting box 11, finishing the third layer of screening; finally, large-particle soil which cannot be sieved moves rightwards under the rotating and stirring action of the third spiral stirring piece 52, falls into the feeding and discharging groove plate 6, flows out of the discharging hopper 7, and then the first collecting box 9, the second collecting box 10 and the third collecting box 11 are taken out. The utility model discloses can carry out the multilayer screening to soil, screening efficiency is high, and screening effect is good and be convenient for remove, and labour saving and time saving can effectual improvement work efficiency.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (5)

1. The utility model provides a geotechnical test screening ware, includes box (1), its characterized in that: the box body (1) inner chamber left and right sides chamber wall is connected with transmission shaft (2) in a rotating way, the left part of transmission shaft (2) is connected with a first screening barrel (3) through a first fixed rod (31) in a fixed way, the inner chamber wall of the first screening barrel (3) is connected with a first spiral shifting piece (32) in a fixed way, the middle part of transmission shaft (2) is connected with a second screening barrel (4) through a second fixed rod (41) in a fixed way, the inner chamber wall of the second screening barrel (4) is connected with a second spiral shifting piece (42) in a fixed way, the right part of transmission shaft (2) is connected with a third screening barrel (5) through a third fixed rod (51) in a fixed way, the inner chamber wall of the third screening barrel (5) is connected with a third spiral shifting piece (52) in a fixed way, the lower end of the right side of the third screening barrel (5) is provided with a discharging groove plate (6), the discharge hopper (7) is fixedly connected to the front end of the box body (1); the coaxial fixedly connected with driving motor (8) of transmission shaft (2) right-hand member, driving motor (8) set up on box (1) right-hand member face, box (1) inner chamber bottom has first collection box (9), second collection box (10) and third collection box (11) to the right side slip joint in proper order from a left side, box (1) left end intercommunication has inlet pipe (12), inlet pipe (12) one end intercommunication has feeder hopper (13), box (1) bottom face four corners all rotates through spring shock-absorbing rod (14) and is connected with universal wheel (15).

2. The earth-working test screen as recited in claim 1 wherein: the sieve mesh radius size of the first screening barrel (3) is smaller than that of the second screening barrel (4), and the sieve mesh radius size of the second screening barrel (4) is smaller than that of the third screening barrel (5).

3. The earth-working test screen as recited in claim 1 wherein: the first collecting box (9) is arranged below the first screening drum (3), the second collecting box (10) is arranged below the second screening drum (4), and the third collecting box (11) is arranged below the third screening drum (5); the front end faces of the first collecting box (9), the second collecting box (10) and the third collecting box (11) are fixedly connected with handles.

4. The earth-working test screen as recited in claim 1 wherein: and a braking mechanism is arranged on the universal wheel (15).

5. The earth-working test screen as recited in claim 1 wherein: the left end of the second screening barrel (4) is sleeved outside the right end of the first screening barrel (3), and the left end of the third screening barrel (5) is sleeved outside the right end of the second screening barrel (4).

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