CN218470300U - Integral type soil radon concentration sampling test device - Google Patents

Abstract

The utility model discloses a soil testing technical field an integral type soil radon concentration sampling test device, first logical groove has been seted up to the sampling tube lateral wall, sampling tube inner chamber swivelling joint has the inner tube, the second logical groove has been seted up to the inner tube lateral wall, the inner tube is rotatory to make the second lead to the groove align with first logical groove or stagger, there is the sliding sleeve along second logical groove length extending direction sliding connection in the inner tube, swivelling joint has the inflator that runs through the inner tube on the sliding sleeve, sliding connection has the thief rod on the sliding sleeve, the gas pocket is seted up to the thief rod bottom, connect through the hose between thief rod inner chamber and the air cylinder inner chamber, the inflator passes through transmission structure and thief rod connection drive thief rod rectilinear movement, the utility model discloses the sampling tube inserts the underground, later passes through the inflator again, the transmission structure cooperation drives the thief rod and passes the second logical groove, first logical groove horizontal migration inserts in the soil to process in proper order, the radon gas in the soil is collected to thief tube and thief rod.

Description

Integral type soil radon concentration sampling test device

Technical Field

The utility model relates to a soil detection technical field specifically is an integral type soil radon concentration sampling test device.

Background

Soil radon is a trace element in soil, because radon is radioactive gas, radon can cause radiation damage in the respiratory system of a person after the person inhales in the body, and building materials are the most main source of indoor radon, particularly natural stones containing radioactive elements are most easy to release radon, so the quality of soil directly influences the survival and development of the person.

China has a mandatory requirement that the radon concentration of soil must be detected when civil building engineering is accepted. The existing method for detecting the concentration of radon in soil generally utilizes a sampler to sample from the soil and then utilizes a radon detector to detect the content of radon in the soil.

The existing soil radon detector can cause a part of radon gas in a sampling hole to escape into the air when a sampler is inserted into the hole in the process of sampling the soil radon gas, so that the accuracy of a detection result is influenced.

Based on this, the utility model designs an integral type soil radon concentration sample detection device to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integral type soil radon concentration sample detection device to the problem in the air is dispersed to the radon gas loss in the sample process who proposes in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an integral type soil radon concentration sampling test device, includes the sampling tube, first logical groove has been seted up to the sampling tube lateral wall, sampling tube inner chamber swivelling joint has the inner tube, the second logical groove has been seted up to the inner tube lateral wall, the inner tube is rotatory to make the second lead to the groove align with first logical groove or stagger, there is the sliding sleeve along second logical groove length extending direction sliding connection in the inner tube, swivelling joint has the inflator that runs through the inner tube on the sliding sleeve, sliding connection has the thief rod on the sliding sleeve, the gas pocket is seted up to the thief rod bottom, be connected through the hose between thief rod inner chamber and the gasbag inner chamber, the inflator passes through the drive structure and is connected the drive with the thief rod linear movement.

Preferably, the lower end of the sampling tube is provided with a drill bit.

Preferably, the drill bit is of a helical structure.

Preferably, the sampling tube is provided with a first handle, and the gas cylinder is provided with a second handle.

Preferably, a sliding part which can rotate and slide on the sampling tube is fixedly connected to the inner cylinder.

Preferably, the transmission structure comprises a worm gear and a gear rack, the worm in the worm gear is coaxially connected with the air cylinder, the worm gear in the worm gear and the gear in the gear rack are coaxially connected into a whole, and the rack in the gear rack is connected with the sampling rod into a whole.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the sampling tube inserts underground, and then passes second logical groove, the first logical groove horizontal migration of sample rod is inserted into soil through inflator, transmission structure cooperation drive to the sample rod again, thereby passes inflator, hose and sample rod in proper order and collects the radon gas in the soil; after the sampling tube is vertically inserted into underground soil, the sampling tube is horizontally and transversely inserted into the soil, so that the leakage of radon in a reducible soil sample can be avoided to the greatest extent, the detection result is inaccurate, and impurities in an external environment are prevented from entering a sampling cavity to influence the accuracy of the detection result.

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 structural view of the present invention;

FIG. 2 is a schematic view of the structure of the sampling tube of the present invention;

FIG. 3 is a schematic view of the inner tube structure of the present invention;

FIG. 4 is a schematic view of the structure of the inflator and its mating parts;

fig. 5 is a schematic view of the structure of the internal components of the sliding sleeve of the present invention.

1. A sampling tube; 11. a first through groove; 2. a drill bit; 3. a first handle; 4. an inner barrel; 41. a second through groove; 42. a sliding part; 5. an air cylinder; 51. a second handle; 52. a gas joint; 53. a sliding sleeve; 54. a sampling rod; 55. a worm and worm gear; 56. a rack and pinion; 57. softening the trachea.

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.

The utility model provides an integral type soil radon concentration sampling test device, including sampling tube 1, first logical groove 11 has been seted up to 1 lateral wall of sampling tube, 1 inner chamber swivelling joint of sampling tube has inner tube 4, the second leads to groove 41 has been seted up to 4 lateral walls of inner tube, inner tube 4 is rotatory to make second lead to groove 41 align with first logical groove 11 or stagger, it has sliding sleeve 53 to lead to groove 41 length extending direction sliding connection along the second in the inner tube 4, sliding sleeve 53 is last swivelling joint has the inflator 5 that runs through inner tube 4, sliding connection has thief rod 54 on sliding sleeve 53, the gas pocket is seted up to thief rod 54 bottom, connect through hose 57 between thief rod 54 inner chamber and the inflator 5 inner chamber, inflator 5 is connected drive thief rod 54 rectilinear movement through transmission structure and thief rod 54.

Further, a drill bit 2 is installed at the lower end of the sampling tube 1.

Further, the drill 2 has a spiral structure.

Furthermore, a first handle 3 is arranged on the sampling tube 1, the sampling tube 1 is conveniently driven to rotate by the first handle 3, a second handle 51 is arranged on the inflator 5, and the second handle 51 conveniently drives the inflator 5 to linearly slide and rotate relative to the inner cylinder 4.

Further, a sliding portion 42 that slides on the sampling tube 1 is fixed to the inner cylinder 4.

Further, the transmission structure comprises a worm gear 55 and a gear rack 56, wherein the worm in the worm gear 55 is coaxially connected with the air cylinder 5, the worm gear in the worm gear 55 is coaxially connected with the gear in the gear rack 56 into a whole, and the rack in the gear rack 56 is connected with the sampling rod 54 into a whole.

The utility model discloses an embodiment:

as shown in fig. 1-2, the drill bit 2 is fixed at the lower end of the sampling tube 1, the drill bit 2 is in a threaded structure so as to conveniently drive the sampling tube 1 to be inserted into soil, a first through groove 11 is formed in the side wall of the sampling tube 1 along the axial direction of the sampling tube, a user drives the inner barrel 4 to rotate in situ inside the sampling tube 1 through the sliding portion 42, a second through groove 41 is formed in the side wall of the inner barrel 4 along the axial direction of the inner barrel, money is inserted into soil in the sampling tube 1, the second through groove 41 is staggered with the first through groove 11 by rotating the inner barrel 4, and the situation that soil flows into the inner barrel through the first through groove 11 and the second through groove 41 when the sampling tube 1 is inserted into soil is avoided.

The sliding sleeve 53 slides in the inner cavity of the inner cylinder 4 along the axial direction of the inner cylinder 4, the lower end of the air cylinder 5 is rotatably connected to the sliding sleeve 53, the upper end of the air cylinder 5 penetrates through the inner cylinder 4 to the outside of the sampling tube 1, so that a user can drive the sliding sleeve 53 to move in the inner cavity of the inner cylinder 4 along the axial direction of the inner cylinder 4 by matching the upper end of the air cylinder 5 with the second handle 51, a worm wheel and a worm of a worm gear 55 are installed in the sliding sleeve 53, the worm is fixedly connected with the lower end of the air cylinder 5, a gear and a rack of a gear rack 56 are installed in the sliding sleeve 53 and coaxially fixed into a whole, the rack slides in the sliding sleeve 53 along the direction vertical to the movement of the sliding sleeve 53, the sampling rod 54 is fixed on the rack, a soft air tube 57 is connected between the inner cavity of the sampling rod 54 and the air cylinder 5, and the soft air tube 57 is connected with the air cylinder 5 through a rotary connector, so that the inner cavity of the inner cylinder 5 is always communicated with the soft air tube 57 when the air cylinder 5 rotates, and air holes are uniformly formed in the bottom of the sampling rod 54.

When the sampling tube 1 is inserted into underground soil, as shown in fig. 5, the inner cylinder 4 is rotated through the sliding part 42, so that the second through groove 41 is aligned with the first through groove 11, the worm is driven to rotate through the air cylinder 5, the worm rotates to drive the worm gear to rotate, the worm gear rotates to drive the gear to rotate, the gear rotates to drive the rack to linearly slide relative to the sliding sleeve 53, and the sliding sleeve 53 linearly slides to push the sampling rod 54 at the left end to horizontally insert into the soil sequentially through the second through groove 41 and the first through groove 11;

after the sample is extracted, the sampling rod 54 horizontally slides and retracts into the sliding sleeve 53, the sliding sleeve 53 can rotate relative to the inner cylinder 4, and at the moment, the sliding sleeve 53 can slide and adjust the relative underground depth in the inner cavity of the inner cylinder 4 without hindrance.

The air suction pump of the soil radon detector is detachably connected with the air connector 52 at the upper end of the air cylinder 5, and the air suction pump of the soil radon detector generates negative pressure to collect the soil radon into the collection chamber of the radon detector through the air holes, the inner cavity of the sampling rod 54, the soft air pipe 57 and the inner cavity of the air cylinder 5 in sequence. The sampling device can be used for conveniently extracting samples from different underground depths of the same ground.

The sampling pipe 1 is fixed after being inserted into the ground, at the moment, the first through groove 11 is communicated with the second through groove 41, and the probability that the sampling pipe 1 enters the inner barrel 4 through the first through groove 11 and the second through groove 41 relative to the fixed soil is lower.

Can easily drive the sampling tube 1 through the drill bit 2 and insert underground soil, have the great condition in space between sampling tube 1 and the soil, at this moment, in inserting soil through the horizontal level of thief rod 54, avoid extracting the sample in the sampling tube 1 outside.

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 to aid in the description of the 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 (6)

1. The utility model provides an integral type soil radon concentration sampling test device, includes sampling tube (1), its characterized in that: first logical groove (11) have been seted up to sampling tube (1) lateral wall, sampling tube (1) inner chamber swivelling joint has inner tube (4), the second has been seted up to inner tube (4) lateral wall and has been led to the groove (41), inner tube (4) are rotatory to be made the second lead to groove (41) and align or stagger with first logical groove (11), it has sliding sleeve (53) to lead to groove (41) length extending direction sliding connection along the second in inner tube (4), sliding sleeve (53) go up swivelling joint has inflator (5) of running through inner tube (4), sliding connection has thief rod (54) on sliding sleeve (53), the gas pocket has been seted up to thief rod (54) bottom, connect through gas hose (57) between thief rod (54) inner chamber and inflator (5) inner chamber, inflator (5) are connected the drive through transmission structure and thief rod (54) rectilinear movement.

2. The integrated soil radon concentration sampling and detecting device according to claim 1, characterized in that: the drill bit (2) is installed to sampling tube (1) lower extreme.

3. The integrated soil radon concentration sampling and detecting device according to claim 2, wherein: the drill bit (2) is of a spiral structure.

4. The integrated soil radon concentration sampling and detecting device according to claim 1, wherein: the sampling tube (1) is provided with a first handle (3), and the inflator (5) is provided with a second handle (51).

5. The integrated soil radon concentration sampling and detecting device according to claim 1, wherein: the inner cylinder (4) is fixedly connected with a sliding part (42) which rotates and slides on the sampling tube (1).

6. The integrated soil radon concentration sampling and detecting device according to claim 1, wherein: the transmission structure comprises a worm gear (55) and a gear rack (56), wherein the worm in the worm gear (55) is coaxially connected with the air cylinder (5), the worm gear in the worm gear (55) and the gear in the gear rack (56) are coaxially connected into a whole, and the rack in the gear rack (56) is connected with the sampling rod (54) into a whole.

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