CN212111031U - Dust concentration tester for dust detection of coal mine - Google Patents

Abstract

The utility model discloses a colliery is dust concentration measurement appearance for dust detection in pit, including the appearance body, the appearance body passes through fixture to be installed on the supporting seat that is the T shape, and fixture includes stand, base, lead screw, slide, guide block, connecting rod and grip block, and the handle is installed to the one end that the lead screw is located the base outside, and the handle passes through stop gear to be fixed on the base, and stop gear includes link A, connects rope, link B and inserted bar. The utility model discloses colliery is dust concentration measurement appearance for dust detection can carry out the centre gripping to the appearance body through fixture and fix, avoids the appearance body to touch and drop from the supporting seat and lead to the appearance body to damage owing to the operation workman mistake, further improves the life of the appearance body, through passing the inserted bar in the handle inserts the base, can carry out spacing fixed to the handle, avoids leading to the grip block not hard up because the rotation of handle, uses safe and reliable.

Description

Dust concentration tester for dust detection of coal mine

Technical Field

The utility model relates to a dust concentration measurement appearance technical field specifically is a dust concentration measurement appearance is used in dust detection in colliery.

Background

The dust measuring instrument is an instrument for rapidly measuring the dust content, is widely applied to all places generating dust, industrial and mining enterprises, labor epidemic prevention departments, labor safety departments, environmental monitoring departments, scientific research institutions and the like, and adopts the advanced central processing unit technology. The method has the advantages of fast processing of various collected data, strong anti-interference capability, greatly improved detection precision of the instrument, and capability of storing 50 test records according to time sequence. The instrument consists of a Chinese display screen, a high-performance air pump, a dust concentration detection circuit, an under-voltage protection display, a safety power supply and the like.

The dust concentration detector is commonly used for detecting dust under a coal mine to guarantee worker safety, most of the existing dust concentration detectors are directly placed on the supporting seat when in use, and are easily damaged by being mistakenly touched by workers when working under the coal mine, so that the service life of the dust concentration detector is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery is dust concentration measurement appearance for dust detection in colliery can carry out the centre gripping to the appearance body through fixture and fix, avoids the appearance body to drop and lead to the appearance body to damage from the supporting seat because the operation workman mistake is touched, further improves the life of the appearance body, through passing the inserted bar in the handle inserts the base, can carry out spacing fixed to the handle, avoid leading to the grip block not hard up because the rotation of handle, use safe and reliable, can solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the dust concentration tester for the dust detection of the coal mine comprises an instrument body, wherein the instrument body is installed on a support seat in a T shape through a clamping mechanism, the clamping mechanism comprises a stand column, a base, a lead screw, a sliding seat, a guide block, a connecting rod and a clamping plate, the base is installed on the support seat through the stand column, the lead screw is arranged on the inner side of the base, the two ends of the lead screw are installed on the base through bearings, the lead screw is in threaded connection with the sliding seat, the sliding seat is installed on the inner wall of the base through the guide block, the connecting rods which are arranged in parallel are further installed on the sliding seat, and the connecting rods penetrate through the base and extend to the outer side;

the handle is installed to the one end that the lead screw is located the base outside, the handle passes through stop gear to be fixed on the base, stop gear includes link A, connects rope, link B and inserted bar, the one end of connecting the rope is passed through link A and is installed on the base, the other end of connecting the rope passes through link B and installs on the inserted bar, the inserted bar passes in the handle inserts the base.

Preferably, the inner wall of the base is provided with a guide groove for the guide block to horizontally move.

Preferably, a protective pad is arranged on the clamping plate.

Preferably, the protection pad is made of rubber.

Preferably, a slot matched with the inserted link is arranged on the end face of one side, close to the handle, of the base.

Preferably, the slots are annularly distributed on the base and located on the periphery of the screw rod.

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

the utility model discloses dust concentration tester for dust detection in colliery, place the appearance body on the supporting seat, it is rotatory through handle drive lead screw, the lead screw can drive the slide at rotatory in-process and horizontal migration and then make the grip block remove under the guide effect of guide block, the both sides terminal surface of the appearance body is hugged closely to grip block and protection pad, can carry out the centre gripping to the appearance body through fixture and fix, avoid the appearance body to touch and drop from the supporting seat and lead to the appearance body to damage owing to the operation workman mistake, further improve the life of the appearance body, the appearance body is fixed the back, through passing the inserted bar in the handle inserts the base, can carry out spacing fixed to the handle, avoid leading to the grip block not hard up owing to the rotation of handle, use safe and reliable.

Drawings

FIG. 1 is a schematic view of a dust concentration measuring instrument for dust detection of a coal mine according to the present invention;

fig. 2 is a schematic cross-sectional view of the clamping mechanism of the present invention;

FIG. 3 is an enlarged view of the limiting mechanism of the present invention;

FIG. 4 is a cross-sectional view of the base with slots of the present invention;

fig. 5 is a side view of the base of the present invention with annularly distributed slots.

In the figure: 1. an instrument body; 2. a clamping mechanism; 21. a column; 22. a base; 221. a guide groove; 222. a slot; 23. a screw rod; 24. a slide base; 25. a guide block; 26. a connecting rod; 27. a clamping plate; 3. a supporting seat; 4. a handle; 5. a limiting mechanism; 51. a hanging ring A; 52. connecting ropes; 53. a hanging ring B; 54. inserting a rod; 6. a protective pad.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a dust concentration tester for dust detection of a coal mine comprises an instrument body 1, the instrument body 1 is mounted on a support seat 3 in a T shape through a clamping mechanism 2, the clamping mechanism 2 comprises an upright post 21, a base 22, a screw rod 23, a sliding seat 24, a guide block 25, a connecting rod 26 and a clamping plate 27, the instrument body 1 is placed on the support seat 3, the screw rod 23 is driven to rotate through a handle 4, the screw rod 23 can drive the sliding seat 24 to horizontally move under the guiding action of the guide block 25 in the rotating process so as to move the clamping plate 27 until the clamping plate 27 and a protective pad 6 are tightly attached to the end faces of two sides of the instrument body 1, the instrument body 1 can be clamped and fixed through the clamping mechanism 2, the damage to the instrument body 1 caused by the fact that an operator mistakenly touches the instrument body 1 and drops from the support seat 3 is avoided, the service life of the instrument body 1 is further prolonged, the base 22 is mounted on the, the inner side of the base 22 is provided with a screw rod 23, both ends of the screw rod 23 are installed on the base 22 through bearings, the screw rod 23 is in threaded connection with a sliding seat 24, the sliding seat 24 is installed on the inner wall of the base 22 through a guide block 25, the inner wall of the base 22 is provided with a guide groove 221 for the guide block 25 to horizontally move, the screw rod 23 is driven to rotate through the handle 4, the screw rod 23 can drive the sliding seat 24 to horizontally move under the guide effect of the guide block 25 in the rotating process so as to move a clamping plate 27, the sliding seat 24 is also provided with connecting rods 26 which are arranged in parallel, the connecting rods 26 penetrate through the base 22 and extend to the outer side of the base 22 to be provided with the clamping plate 27, the clamping plate 27 is provided with a protective pad 6, the protective pad 6 is made of rubber materials, the protective pad 6 made of rubber materials has certain elasticity and friction force, the friction force between the instrument body 1, meanwhile, the clamping plate 27 can be buffered to a certain degree, and the instrument body 1 is prevented from being damaged due to overlarge clamping force.

Referring to fig. 3-5, a handle 4 is installed at one end of the screw 23 located outside the base 22, the handle 4 is fixed on the base 22 through a limiting mechanism 5, the limiting mechanism 5 includes a hanging ring a51, a connecting rope 52, a hanging ring B53 and an insertion rod 54, one end of the connecting rope 52 is installed on the base 22 through a hanging ring a51, the other end of the connecting rope 52 is installed on the insertion rod 54 through a hanging ring B53, the insertion rod 54 is inserted into the base 22 through the handle 4, a slot 222 matched with the insertion rod 54 is arranged on one side end face of the base 22 close to the handle 4, the slot 222 is annularly distributed on the base 22 and located at the periphery of the screw 23, the insertion rod 54 is inserted into the base 22 through the handle 4, the handle 4 can be limited and fixed, loosening of the clamping plate 27 due to rotation of the handle 4 is avoided, and the use is safe and reliable.

The working principle is as follows: place the appearance body 1 on supporting seat 3, it is rotatory through handle 4 drive lead screw 23, lead screw 23 can drive slide 24 horizontal migration under the guide effect of guide block 25 at rotatory in-process and then make grip block 27 remove, both sides terminal surface until grip block 27 and protection pad 6 hug closely the appearance body 1, can carry out the centre gripping to the appearance body 1 through fixture 2 and fix, avoid the appearance body 1 to drop and lead to the appearance body 1 to damage from supporting seat 3 because operation workman's mistake touches, further improve the life of the appearance body 1, appearance body 1 is fixed the back, insert in base 22 through passing handle 4 with inserted bar 54, can carry out spacing fixed to handle 4, avoid leading to grip block 27 not hard up because the rotation of handle 4, use safe and reliable.

To sum up, the utility model discloses dust concentration measurement appearance is used in dust detection in colliery, place appearance body 1 on supporting seat 3, it is rotatory to drive lead screw 23 through handle 4, lead screw 23 can drive slide 24 and then make grip block 27 remove under the guide effect of guide block 25 at rotatory in-process, the both sides terminal surface of appearance body 1 is hugged closely to grip block 27 and protection pad 6, can carry out the centre gripping to appearance body 1 through fixture 2 and fix, avoid appearance body 1 to drop and lead to appearance body 1 to damage from supporting seat 3 because the operation workman mistake touches, further improve appearance body 1's life, appearance body 1 is fixed the back, through passing in pole 54 inserts in handle 4 inserts base 22, can carry out spacing fixed to handle 4, avoid leading to grip block 27 not hard up because of handle 4's rotation, use safety and reliability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a colliery is dust concentration apparatus for dust detection in pit, includes appearance body (1), its characterized in that: the instrument body (1) is arranged on a T-shaped supporting seat (3) through a clamping mechanism (2), the clamping mechanism (2) comprises an upright post (21), a base (22), a screw rod (23), a sliding seat (24), a guide block (25), a connecting rod (26) and a clamping plate (27), the base (22) is arranged on the supporting seat (3) through an upright post (21), a screw rod (23) is arranged on the inner side of the base (22), two ends of the screw rod (23) are both arranged on the base (22) through bearings, the screw rod (23) is in threaded connection with a sliding seat (24), the sliding seat (24) is installed on the inner wall of the base (22) through a guide block (25), the sliding seat (24) is also provided with connecting rods (26) which are arranged in parallel, and the connecting rods (26) penetrate through the base (22) and extend to the outer side of the base (22) to be provided with clamping plates (27);

handle (4) are installed to the one end that lead screw (23) are located base (22) outside, handle (4) are fixed on base (22) through stop gear (5), stop gear (5) are including link A (51), connect rope (52), link B (53) and inserted bar (54), the one end of connecting rope (52) is passed through link A (51) and is installed on base (22), the other end of connecting rope (52) is installed on inserted bar (54) through link B (53), inserted bar (54) pass handle (4) and insert in base (22).

2. The dust concentration tester for detecting the dust in the coal mine according to claim 1, which is characterized in that: the inner wall of the base (22) is provided with a guide groove (221) for the guide block (25) to move horizontally.

3. The dust concentration tester for detecting the dust in the coal mine according to claim 1, which is characterized in that: and a protective pad (6) is arranged on the clamping plate (27).

4. The dust concentration tester for detecting the dust in the coal mine according to claim 3, which is characterized in that: the protective pad (6) is made of rubber.

5. The dust concentration tester for detecting the dust in the coal mine according to claim 1, which is characterized in that: the end face of one side, close to the handle (4), of the base (22) is provided with a slot (222) matched with the inserted rod (54).

6. The dust concentration tester for detecting the dust in the coal mine according to claim 5, which is characterized in that: the slots (222) are distributed on the base (22) in an annular shape and are positioned on the periphery of the screw rod (23).

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