CN218098775U

CN218098775U - Mining dust instrument

Info

Publication number: CN218098775U
Application number: CN202221971448.4U
Authority: CN
Inventors: 刘俊龙
Original assignee: Shaanxi Shenyan Coal Co Ltd Of National Energy Group
Current assignee: Shaanxi Shenyan Coal Co Ltd Of National Energy Group
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-12-20
Anticipated expiration: 2032-07-28

Abstract

The utility model provides a mining dust meter, mining dust meter includes: a base; the adjusting rod is arranged on the base and comprises a first rod section, a second rod section and an adjusting assembly arranged between the first rod section and the second rod section, the first rod section is positioned below the second rod section, the lower end of the first rod section is connected with the base, and the lower end of the second rod section is connected with the upper end of the first rod section in a height-adjustable manner through the adjusting assembly; and the upper end of the second rod section is connected with the detector. Through the technical scheme that this application provided, can solve the dust among the correlation technique and detect the problem that early warning device can not carry out altitude mixture control.

Description

Mining dust instrument

Technical Field

The utility model relates to a coal mine equipment technical field particularly, relates to a mining dust meter.

Background

The dust detector is called dust instrument for short, mainly used for detecting dust concentration in ambient air, the working principle of the dust detector mainly comprises a light scattering method, a beta ray and an alternating current electrostatic induction principle, the dust detector is suitable for various researches such as weather, public health, labor hygiene, atmospheric pollution research and the like, and the dust detector is widely applied to the fields of disease prevention and control centers, mines, metallurgy, power plants, chemical manufacturing, health supervision, environmental protection, environmental on-line monitoring and the like.

In the related technology, the dust concentration in the coal mine operation site exceeds the standard, so that the operation environment of workers is poor, even explosion accidents are caused, and casualty events are caused. Therefore, the dust instrument for monitoring and early warning the operation environment in real time is arranged on the operation field, and can help to better guide the field to effectively carry out dust removal or dust fall work.

However, the dust detection and early warning device in the related art is disposed at a fixed height, and is not convenient to be used at different heights to monitor the airborne dust.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mining dust meter to solve the problem that dust detection early warning device in the correlation technique can not carry out the altitude mixture control.

The utility model provides a mining dust meter, mining dust meter includes: a base; the adjusting rod is arranged on the base and comprises a first rod section, a second rod section and an adjusting assembly arranged between the first rod section and the second rod section, the first rod section is positioned below the second rod section, the lower end of the first rod section is connected with the base, and the lower end of the second rod section is connected with the upper end of the first rod section in a height-adjustable manner through the adjusting assembly; and the upper end of the second rod section is connected with the detector.

Further, the adjustment assembly includes an inner sleeve connected to the upper end of the first pole segment and an outer sleeve detachably connected to the inner sleeve, the second pole segment being height-adjustably clamped between the inner sleeve and the outer sleeve.

Furthermore, the adjusting component further comprises a pressing piece, the pressing piece is connected with the inner sleeve and is arranged along a vertical slope, the inner side wall of the outer sleeve is provided with a pressing inclined plane, the size of the cross section of the pressing inclined plane is gradually reduced in the direction from bottom to top, the inner side wall of the pressing piece is attached to the side wall of the second rod section, and the outer side wall of the pressing piece is attached to the pressing inclined plane.

Furtherly, compress tightly the piece and include a plurality of rubber slabs that set up along the circumference interval of inner skleeve, the lower extreme of rubber slab is connected with the upper end of inner skleeve, and the rubber slab sets up along vertical slope.

Further, the outer sleeve includes the linkage segment that is connected and compresses tightly the section, and the linkage segment has the internal thread, and the inner sleeve is provided with the external screw thread, and external screw thread and internal thread threaded connection compress tightly the inside wall that the inclined plane set up at the section of compressing tightly.

Further, the lower extreme of inner skleeve is provided with the annular boss that extends along its circumference, and the lower extreme and the spacing cooperation of annular boss of outer skleeve.

Further, the second pole section is connected with the upper end height-adjustable ground of first pole section through adjusting part including the body of rod and the mounting panel that is connected, the lower extreme of the body of rod, and the mounting panel setting is connected in the upper end of the body of rod and with detector detachably.

Furthermore, mining dust meter is still including setting up the grafting subassembly between mounting panel and detector, and the grafting subassembly is including the plugboard of grafting piece and vertical extension, and the grafting piece sets up at one of them of mounting panel and detector, and the plugboard setting has the spliced eye that runs through setting and vertical extension on the grafting piece at the another of mounting panel and detector, and the plugboard is inserted and is located the spliced eye and with the cooperation of grafting piece backstop.

Further, mining dust meter still includes spacing subassembly, and spacing subassembly includes the limiting plate, along the spacing section of thick bamboo that the horizontal direction extends and the spacing ring that extends along the horizontal direction, and the grafting piece sets up on the detector, and a spacing section of thick bamboo sets up on the grafting piece, and the plugboard setting is on the mounting panel, and the spacing ring setting is on the mounting panel and is located one side of plugboard, and the limiting plate is movably inserted and is located spacing ring and a spacing section of thick bamboo.

Further, spacing subassembly is still including setting up the compression spring in the spacing ring, and the both ends of spacing ring all are provided with the turn-ups towards its axis vertical extension, are provided with the arch that is located the spacing intra-annular on the limiting plate, and compression spring's both ends respectively with turn-ups and protruding looks butt.

Use the technical scheme of the utility model, when using this mining dust meter to carry out dust detection to the colliery operation scene, place the base in the colliery, adjust the relative position of the relative first pole section of second pole section through adjusting part to adjust the height of pole, and then can adjust the height of the detector of second pole section upper end, thereby can monitor the dust in the air at the height of difference.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural diagram of a mining dust meter provided by an embodiment of the invention;

fig. 2 shows an exploded view of an adjusting assembly of a mining dust meter provided by an embodiment of the invention;

fig. 3 shows a schematic structural diagram of a mounting plate of a mining dust meter provided by the embodiment of the invention;

fig. 4 shows a schematic structural diagram of a detector of a mining dust meter provided by an embodiment of the invention;

fig. 5 shows a cross-sectional view of the retainer plate, the retainer ring, and the compression spring of fig. 4.

Wherein the figures include the following reference numerals:

10. a base;

20. adjusting a rod; 21. a first pole segment; 22. a second pole segment; 221. a rod body; 222. mounting a plate; 23. an adjustment assembly; 231. an inner sleeve; 2311. an annular boss; 232. an outer sleeve; 2321. pressing the inclined plane; 2322. a connecting section; 2323. a compression section; 233. a compression member;

30. a detector;

40. a plug-in assembly; 41. an insertion block; 411. inserting holes; 42. a plugboard;

50. a limiting component; 51. a limiting plate; 511. a protrusion; 52. a limiting cylinder; 53. a limiting ring; 531. flanging; 54. a compression spring;

60. and (5) traveling wheels.

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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the embodiment of the utility model provides a mining dust meter, mining dust meter includes base 10, adjust pole 20 and detector 30, it sets up on base 10 to adjust pole 20, it includes first pole section 21 to adjust pole 20, second pole section 22 and set up the adjusting part 23 between first pole section 21 and second pole section 22, first pole section 21 is located the below of second pole section 22, the lower extreme of first pole section 21 is connected with base 10, the lower extreme of second pole section 22 passes through adjusting part 23 and is connected with the upper end height-adjustable of first pole section 21, the upper end and the detector 30 of second pole section 22 are connected.

Use the technical scheme of the utility model, when using this mining dust meter to carry out dust detection to the colliery operation scene, place base 10 in the colliery, adjust the relative position of the relative first pole section 21 of second pole section 22 through adjusting part 23 to adjust the height of pole 20, and then can adjust the height of detector 30 of second pole section 22 upper end, thereby can monitor the dust in the air at the height of difference.

In this embodiment, a plurality of adjusting assemblies 23 arranged at intervals along the axis of the adjusting rod 20 may be arranged on the adjusting rod 20, so that the adjusting rod 20 may be adjusted to a higher height to meet the applicable scenario of the mining dust meter.

Specifically, the lower surface of the base 10 is provided with a traveling wheel 60, so that the position of the mining dust meter can be freely moved.

As shown in fig. 1 and 2, the adjustment assembly 23 includes an inner sleeve 231 and an outer sleeve 232 detachably connected to the inner sleeve 231, the inner sleeve 231 being connected to the upper end of the first rod section 21, and the second rod section 22 being height-adjustably clamped between the inner sleeve 231 and the outer sleeve 232. The adjusting assembly 23 with the above structure can adjust the position of the first rod section 21 relative to the second rod section 22 by using the inner sleeve 231 and the outer sleeve 232, so as to adjust the height of the detecting instrument 30 and fix the second rod section 22.

It should be noted that the inner sleeve 231 and the outer sleeve 232 may be connected in a threaded manner and adjust the height of the first rod section 21 relative to the second rod section 22, a positioning pin may be inserted into the side wall of the first rod section 21 and the side wall of the second rod section 22, or a plurality of engaging bosses or a plurality of engaging grooves may be provided, and the engaging bosses and the engaging grooves are matched.

As shown in fig. 1 and 2, the adjusting assembly 23 further includes a pressing member 233, the pressing member 233 is connected to the inner sleeve 231 and vertically disposed in an inclined manner, the inner side wall of the outer sleeve 232 has a pressing inclined surface 2321, the cross-sectional dimension of the pressing inclined surface 2321 is gradually reduced in the direction from bottom to top, the inner side wall of the pressing member 233 is attached to the side wall of the second rod section 22, and the outer side wall of the pressing member 233 is attached to the pressing inclined surface 2321. With the pressing member 233, the pressing slope 2321 can be utilized to cooperate with the pressing member 233 to define the position of the second rod segment 22, which is advantageous for easy adjustment.

As shown in fig. 2, the pressing member 233 includes a plurality of rubber plates disposed at intervals in the circumferential direction of the inner sleeve 231, the lower ends of the rubber plates being connected to the upper end of the inner sleeve 231, the rubber plates being disposed to be inclined in the vertical direction. The rubber plate is pressed on the side wall of the second rod section 22 by utilizing the advantage that the rubber plate is easy to deform, and then the second rod section 22 is limited by utilizing friction force.

In the present embodiment, the pressing member 233 includes 4 rubber plates.

As shown in fig. 1 and 2, the outer sleeve 232 includes a connecting section 2322 and a pressing section 2323 connected with each other, the connecting section 2322 has an internal thread, the inner sleeve 231 is provided with an external thread, the external thread and the internal thread are screwed, and the pressing inclined surface 2321 is disposed on an inner side wall of the pressing section 2323. The outer sleeve 232 with the structure has the advantage of being convenient to process.

In the present embodiment, the compacting section 2323 is a tapered section with a cross-sectional size gradually decreasing from bottom to top.

As shown in fig. 2, the lower end of the inner sleeve 231 is provided with an annular boss 2311 extending along the circumferential direction thereof, and the lower end of the outer sleeve 232 is in limit fit with the annular boss 2311. Utilize annular boss 2311 can carry on spacingly to outer sleeve 232, prevent that outer sleeve 232 from excessively screwing up to can avoid causing the damage to the rubber slab.

As shown in fig. 1, 3 and 4, the second rod segment 22 includes a rod 221 and a mounting plate 222, the rod 221 is connected to the upper end of the first rod segment 21 via an adjusting assembly 23, the mounting plate 222 is disposed at the upper end of the rod 221 and detachably connected to the detecting device 30. The second pole segment 22 constructed as described above has the advantage of being easy to manufacture and connect.

In this embodiment, the first and second pole segments 21 and 22 are both cylindrical poles, and the mounting plate 222 is a flat plate.

As shown in fig. 3 to 5, the mining dust meter further includes a plug assembly 40 disposed between the mounting plate 222 and the detector 30, the plug assembly 40 includes a plug block 41 and a plug board 42 extending vertically, the plug block 41 is disposed on one of the mounting plate 222 and the detector 30, the plug board 42 is disposed on the other of the mounting plate 222 and the detector 30, a plug hole 411 extending vertically is disposed on the plug block 41 in a penetrating manner, and the plug board 42 is inserted into the plug hole 411 and is in stop fit with the plug block 41. With the plug-in assembly 40 having the above structure, the plug-in board 42 can be inserted into the plug-in hole 411 to connect the detecting instrument 30 and the mounting plate 222, and the plug-in board 42 and the plug-in block 41 can be used for stopping and limiting.

As shown in fig. 3 to 5, the mining dust meter further includes a limiting component 50, the limiting component 50 includes a limiting plate 51, a limiting cylinder 52 extending along the horizontal direction, and a limiting ring 53 extending along the horizontal direction, the insertion block 41 is disposed on the detecting instrument 30, the limiting cylinder 52 is disposed on the insertion block 41, the insertion plate 42 is disposed on the mounting plate 222, the limiting ring 53 is disposed on the mounting plate 222 and located on one side of the insertion plate 42, and the limiting plate 51 is movably inserted into the limiting ring 53 and the limiting cylinder 52. By adopting the limiting assembly 50, the detector 30 can be locked on the mounting plate 222, and the detector 30 is prevented from shaking.

As shown in fig. 3 to 5, the limiting assembly 50 further includes a compression spring 54 disposed in the limiting ring 53, two ends of the limiting ring 53 are both provided with flanges 531 extending vertically toward the axis of the limiting ring 53, the limiting plate 51 is provided with a protrusion 511 located in the limiting ring 53, and two ends of the compression spring 54 are respectively abutted to the flanges 531 and the protrusion 511. The use of the compression spring 54 may allow for automatic repositioning of the retainer plate 51 to lock the monitor 30 to the mounting plate 222.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over … …", "over … …", "over … …", "over", etc. may be used herein to describe the spatial positional relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms do not have special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A mining dust meter, characterized in that, mining dust meter includes:

a base (10);

the adjusting rod (20) is arranged on the base (10), the adjusting rod (20) comprises a first rod section (21), a second rod section (22) and an adjusting assembly (23) arranged between the first rod section (21) and the second rod section (22), the first rod section (21) is located below the second rod section (22), the lower end of the first rod section (21) is connected with the base (10), and the lower end of the second rod section (22) is connected with the upper end of the first rod section (21) in a height-adjustable mode through the adjusting assembly (23);

a detector (30), wherein the upper end of the second rod section (22) is connected with the detector (30).

2. A mining dust meter according to claim 1, characterized in that the adjustment assembly (23) comprises an inner sleeve (231) and an outer sleeve (232) detachably connected with the inner sleeve (231), the inner sleeve (231) being connected with the upper end of the first rod section (21), the second rod section (22) being height-adjustably clamped between the inner sleeve (231) and the outer sleeve (232).

3. The mining dust meter according to claim 2, characterized in that the adjusting assembly (23) further comprises a pressing member (233), the pressing member (233) is connected with the inner sleeve (231) and is arranged in a vertically inclined manner, the inner side wall of the outer sleeve (232) is provided with a pressing inclined surface (2321), the cross-sectional dimension of the pressing inclined surface (2321) is gradually reduced in the direction from bottom to top, the inner side wall of the pressing member (233) is attached to the side wall of the second rod section (22), and the outer side wall of the pressing member (233) is attached to the pressing inclined surface (2321).

4. The mining dust meter according to claim 3, characterized in that the pressing member (233) comprises a plurality of rubber plates arranged at intervals along the circumferential direction of the inner sleeve (231), the lower ends of the rubber plates are connected with the upper end of the inner sleeve (231), and the rubber plates are arranged obliquely in the vertical direction.

5. The mining dust meter according to claim 3, characterized in that the outer sleeve (232) comprises a connecting section (2322) and a compressing section (2323) which are connected, the connecting section (2322) has an internal thread, the inner sleeve (231) is provided with an external thread, the external thread and the internal thread are in threaded connection, and the compressing inclined surface (2321) is arranged on an inner side wall of the compressing section (2323).

6. The mining dust meter according to claim 2, characterized in that the lower end of the inner sleeve (231) is provided with an annular boss (2311) extending circumferentially thereof, and the lower end of the outer sleeve (232) is in limit fit with the annular boss (2311).

7. The mining dust meter according to any one of claims 1 to 6, characterized in that the second pole section (22) comprises a connected pole body (221) and a mounting plate (222), the lower end of the pole body (221) being height-adjustably connected to the upper end of the first pole section (21) by means of the adjustment assembly (23), the mounting plate (222) being arranged at the upper end of the pole body (221) and being detachably connected to the detector (30).

8. The mining dust meter according to claim 7, further comprising a plug assembly (40) arranged between the mounting plate (222) and the detector (30), wherein the plug assembly (40) comprises a plug block (41) and a vertically extending plug plate (42), the plug block (41) is arranged on one of the mounting plate (222) and the detector (30), the plug plate (42) is arranged on the other of the mounting plate (222) and the detector (30), the plug block (41) is provided with a plug hole (411) which is arranged in a penetrating manner and extends vertically, and the plug plate (42) is inserted into the plug hole (411) and is matched with the plug block (41) in a stopping manner.

9. The mining dust meter according to claim 8, further comprising a limiting component (50), wherein the limiting component (50) comprises a limiting plate (51), a limiting cylinder (52) extending in a horizontal direction and a limiting ring (53) extending in the horizontal direction, the plug block (41) is arranged on the detector (30), the limiting cylinder (52) is arranged on the plug block (41), the plug board (42) is arranged on the mounting plate (222), the limiting ring (53) is arranged on the mounting plate (222) and located on one side of the plug board (42), and the limiting plate (51) is movably inserted in the limiting ring (53) and the limiting cylinder (52).

10. The mining dust meter according to claim 9, wherein the limiting assembly (50) further comprises a compression spring (54) arranged in the limiting ring (53), flanges (531) extending vertically towards the axis of the limiting ring (53) are arranged at two ends of the limiting ring (53), a protrusion (511) located in the limiting ring (53) is arranged on the limiting plate (51), and two ends of the compression spring (54) are respectively abutted to the flanges (531) and the protrusion (511).