CN220505030U - Mining height indicator based on rotation of rocker arm of coal mining machine and coal mining machine - Google Patents
Mining height indicator based on rotation of rocker arm of coal mining machine and coal mining machine Download PDFInfo
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- CN220505030U CN220505030U CN202322079742.5U CN202322079742U CN220505030U CN 220505030 U CN220505030 U CN 220505030U CN 202322079742 U CN202322079742 U CN 202322079742U CN 220505030 U CN220505030 U CN 220505030U
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- 238000005065 mining Methods 0.000 title claims abstract description 103
- 239000003245 coal Substances 0.000 title claims abstract description 73
- 239000000463 material Substances 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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Abstract
The utility model discloses a mining height indicator based on rotation of a rocker arm of a coal mining machine and the coal mining machine, comprising a pointer structure arranged on a rotating pin shaft position of the rocker arm of the coal mining machine and a dial structure arranged on a main body of the coal mining machine and matched with the pointer structure; the pointer structure comprises a rotary table arranged at the end part of a rotary pin shaft of the rocker arm, the rotary table is provided with a pointer, the dial structure comprises an indication plate with an arc-shaped structure, and the indication plate is provided with a height indication scale matched with the pointer; according to the utility model, the mining height indicating device is arranged on the rocker arm pin shaft of the coal mining machine, so that the dynamic cutting heights of the coal mining machine in different states are visually reflected, the on-site operation is convenient, the mining safety management of a working face is facilitated, and the problem is perfectly solved; and has the characteristics of simple structure and difficult environmental influence.
Description
Technical Field
The utility model relates to the technical field related to coal mine machinery, in particular to a mining height indicator based on rotation of a rocker arm of a coal mining machine and the coal mining machine.
Background
The coal mining machine is used for cutting coal bodies on the fully-mechanized coal mining working face, and is one of important equipment for realizing mechanized and modern production, when the coal mining working face meets faults, abnormal coal seam areas and other geological structures are complex, and bottom drum, bottom braking, bottom lifting and other conditions occur on site, a coal mining machine driver only operates on site by experience, the bottom braking and bottom lifting heights are difficult to control, the gangue cutting amount is large, equipment is damaged, washing and selecting pressure is increased, electric power is wasted, and safe and efficient pushing and mining of the working face are difficult to ensure. The existing method is that the cutting height of the coal mining machine is calculated by installing the swing angle sensor on the coal mining machine and is displayed in the centralized control cabin for remote operation, when geological structure changes such as fault and coal seam abnormal area need on-site close-range manual intervention operation, remote data of the centralized control cabin cannot be applied to the site, and the swing angle sensor is easy to damage in the complex environment of the coal mine.
Disclosure of Invention
The utility model provides a mining height indicator based on the rotation of a rocker arm of a coal mining machine and the coal mining machine, which aims to solve the defects that in the prior art, a driver of the coal mining machine only operates on site by experience, and is difficult to control the bottom-braking and bottom-lifting heights, so that the cutting gangue is large in quantity, equipment is damaged, washing pressure is increased, electric power is wasted, and safe and efficient pushing and mining of a working face are difficult to ensure.
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model relates to a mining height indicator based on the rotation of a rocker arm of a coal mining machine, which comprises a pointer structure arranged at the position of a rocker arm rotating pin shaft of the coal mining machine and a dial structure arranged on a main body of the coal mining machine and matched with the pointer structure; the pointer structure is including setting up the carousel at the rotation round pin axle tip of rocking arm, just be equipped with the pilot pin on the carousel, the dial plate structure includes the instruction board of arc structure, just be equipped with on the instruction board with pilot pin matched with altitude mixture indication scale.
As a preferable technical scheme of the utility model, the indicating plate comprises a base plate, a cavity with an opening on the surface is arranged on the base plate, an LED lamp is arranged in the cavity, a surface plate for covering the opening of the cavity is arranged on the surface of the base plate, and the height indicating scale is arranged on the surface plate.
As a preferable technical scheme of the utility model, the surface plate is made of a light-transmitting material.
As a preferable technical scheme of the utility model, the surface plate is fixed with the base plate through bolts.
As a preferable technical scheme of the utility model, the indicating plate is fixed on the main body of the coal mining machine through the positioning bolt.
As a preferable technical scheme of the utility model, the center position of the turntable is integrally welded with the rocker arm rotating pin shaft.
The utility model also discloses a coal mining machine, which comprises the mining height indicator based on the rotation of the rocker arm of the coal mining machine.
The beneficial effects of the utility model are as follows:
according to the mining height indicator based on the rotation of the rocker arm of the coal mining machine, the mining height indicating device is arranged on the rocker arm pin shaft of the coal mining machine, so that the dynamic cutting heights of the coal mining machine in different states are visually reflected, the on-site operation is convenient, the mining safety management of a working face is facilitated, and the problem is perfectly solved; the data barrier problem that the mining height data of the on-site operation coal mining machine is difficult to master is solved by arranging the pointer structure and the turntable which are matched with each other and converting the mining height data by utilizing the change of the rotation angle of the rocker arm of the coal mining machine; and has the characteristics of simple structure and difficult environmental influence.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of a mining height indicator based on rotation of a shearer swing arm;
FIG. 2 is a schematic structural view of an indicator board of a mining height indicator based on rotation of a rocker arm of a coal mining machine;
FIG. 3 is a schematic diagram of a gauge panel of a mining height indicator based on rotation of a shearer swing arm of the present utility model.
In the figure: 1. a pointer structure; 2. a coal cutter main body; 3. a rocker arm; 4. a dial structure; 5. a turntable; 6. an indicator needle; 7. an indication board; 8. a height indicating scale; 9. a substrate; 10. a cavity; 11. an LED lamp; 12. and a surface plate.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Examples: as shown in fig. 1, 2 and 3, the mining height indicator based on the rotation of a rocker arm of a coal mining machine comprises a pointer structure 1 arranged at the position of a rotating pin shaft of a rocker arm 3 of the coal mining machine and a dial structure 4 arranged on a main body 2 of the coal mining machine and matched with the pointer structure; the pointer structure 1 comprises a rotary table 5 arranged at the end part of a rotary pin shaft of the rocker arm 3, the rotary table 5 is provided with an indicating needle 6, the dial structure 4 comprises an indicating plate 7 with an arc-shaped structure, and the indicating plate 7 is provided with a height indicating scale 8 matched with the indicating needle 6. The mining height indicating device is arranged on the pin shaft of the rocker arm 3 of the coal mining machine, so that the dynamic cutting heights of the coal mining machine in different states are visually reflected, the on-site operation is convenient, the mining safety management of a working face is facilitated, and the problem is perfectly solved; the data barrier problem that the mining height data of the on-site operation coal mining machine is difficult to master is solved by arranging the pointer structure 1 and the rotary table 5 which are matched with each other and converting the mining height data by utilizing the rotation angle change of the rocker arm 3 of the coal mining machine; and has the characteristics of simple structure and difficult environmental influence.
Wherein the length of the shearer swing arm 3 is fixed so that the rotatable angle is varied to obtain its elevation. And converting the rotation angle change of the rocker arm of the coal mining machine and the length of the rocker arm into the mining height.
H=H 0 +Lsinα+r
H-height, i.e. the indicated number, m;
H 0 -coal cutter body height, m;
l-length of rocker arm, m;
alpha-rocker rotation angle, °;
r- -radius of the cylinder, m;
action relation:
rotating the rocker arm, converting the vertical change according to the angle change, calculating the mining height and indicating the mining height.
The indicator board 7 comprises a base board 9, a cavity 10 with an opening is arranged on the surface of the base board 9, an LED lamp 11 is arranged in the cavity 10, a surface of the base board 9 is provided with a gauge board 12 for covering the opening of the cavity 10, and the height indication scale 8 is arranged on the gauge board 12 for auxiliary illumination, so that the height indication scale 8 on the gauge board 12 pointed by the indicator needle 6 can be conveniently read in a dim coal mine environment.
Wherein, the surface plate 12 is made of transparent material, so that light can conveniently penetrate through the surface plate, and the height indication scale 8 on the surface plate 12 pointed by the indication needle 6 can be conveniently read.
The surface plate 12 is fixed with the base plate 9 through bolts, so that the fixing and the dismounting are convenient.
The indication board 7 is fixed on the coal mining machine main body 2 through a positioning bolt, and has the characteristics of being convenient to install and detach.
Wherein, the rotary disk 5 and the indicator needle 6 are in an integral structure or a split structure. And the surface of the indicating needle is coated with noctilucent powder.
The center of the circle of the turntable 5 is integrally welded with the rotating pin shaft of the rocker arm 3; the connecting strength is high, and looseness is not easy to occur.
The coal mining machine comprises a coal mining machine main body 2, wherein a limiting block for limiting the rotation angle of a rocker arm 3 of the coal mining machine is arranged on the coal mining machine main body.
The scheme also discloses a coal cutter, including the aforesaid coal cutter rocking arm rotation-based mining height indicator.
Working principle: the mining height indicating device is arranged on the pin shaft of the rocker arm 3 of the coal mining machine, so that the dynamic cutting heights of the coal mining machine in different states are visually reflected, the on-site operation is convenient, the mining safety management of a working face is facilitated, and the problem is perfectly solved; the data barrier problem that the mining height data of the on-site operation coal mining machine is difficult to master is solved by arranging the pointer structure 1 and the rotary table 5 which are matched with each other and converting the mining height data by utilizing the rotation angle change of the rocker arm 3 of the coal mining machine; the device has the characteristics of simple structure and difficult environmental influence; and by arranging a specific indication board 7, auxiliary illumination is carried out, so that the height indication scale 8 on the surface board 12 pointed by the indication needle 6 can be conveniently read in a dim coal mine environment.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (9)
1. The mining height indicator based on the rotation of the rocker arm of the coal mining machine is characterized by comprising a pointer structure (1) arranged at the position of a rotating pin shaft of the rocker arm (3) of the coal mining machine and a dial structure (4) arranged on the main body (2) of the coal mining machine and matched with the pointer structure; the pointer structure (1) comprises a rotary table (5) arranged at the end part of a rotary pin shaft of the rocker arm (3), the rotary table (5) is provided with an indicating needle (6), the dial structure (4) comprises an indicating plate (7) with an arc-shaped structure, and the indicating plate (7) is provided with a height indicating scale (8) matched with the indicating needle (6);
the indicating board (7) comprises a base board (9), a cavity (10) with an open-ended surface is arranged on the base board (9), an LED lamp (11) is arranged in the cavity (10), an open-ended surface board (12) for covering the cavity (10) is arranged on the surface of the base board (9), and the height indicating scale (8) is arranged on the surface board (12).
2. A mining height indicator based on rotation of a shearer swing arm as claimed in claim 1, wherein the face plate (12) is made of a light-transmitting material.
3. The mining height indicator based on the rotation of a rocker arm of a coal mining machine according to claim 1, wherein the surface plate (12) is fixed with the base plate (9) through bolts.
4. The mining height indicator based on the rotation of a rocker arm of a coal mining machine according to claim 1, wherein the indicator plate (7) is fixed on the main body (2) of the coal mining machine through a positioning bolt.
5. The mining height indicator based on the rotation of the rocker arm of the coal mining machine according to claim 1, wherein the rotary table (5) and the indicator needle (6) are of an integral structure or a split structure.
6. The mining height indicator based on the rotation of a rocker arm of a coal mining machine according to claim 1, wherein the surface of the indicator needle is coated with noctilucent powder.
7. The mining height indicator based on the rotation of the rocker arm of the coal mining machine according to claim 1, wherein the circle center position of the rotary table is integrally welded with the rocker arm rotating pin shaft.
8. The mining height indicator based on the rotation of the rocker arm of the coal mining machine according to claim 1, wherein a limiting block for limiting the rotation angle of the rocker arm (3) of the coal mining machine is arranged on the main body (2) of the coal mining machine.
9. A shearer comprising the mining height indicator according to any one of claims 1 to 8 based on rotation of a shearer swing arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322079742.5U CN220505030U (en) | 2023-08-04 | 2023-08-04 | Mining height indicator based on rotation of rocker arm of coal mining machine and coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322079742.5U CN220505030U (en) | 2023-08-04 | 2023-08-04 | Mining height indicator based on rotation of rocker arm of coal mining machine and coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220505030U true CN220505030U (en) | 2024-02-20 |
Family
ID=89873905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322079742.5U Active CN220505030U (en) | 2023-08-04 | 2023-08-04 | Mining height indicator based on rotation of rocker arm of coal mining machine and coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220505030U (en) |
-
2023
- 2023-08-04 CN CN202322079742.5U patent/CN220505030U/en active Active
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