CN212535658U - Coal mining machine supporting device - Google Patents
Coal mining machine supporting device Download PDFInfo
- Publication number
- CN212535658U CN212535658U CN201921849877.2U CN201921849877U CN212535658U CN 212535658 U CN212535658 U CN 212535658U CN 201921849877 U CN201921849877 U CN 201921849877U CN 212535658 U CN212535658 U CN 212535658U
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- Prior art keywords
- connecting plate
- supporting
- movable connecting
- hinged
- coal mining
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- 239000003245 coal Substances 0.000 title claims abstract description 52
- 238000005065 mining Methods 0.000 title claims abstract description 46
- 238000013016 damping Methods 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 230000035939 shock Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model discloses a supporting device of a coal mining machine, which comprises a coal mining machine body and a supporting device, wherein the supporting device comprises a supporting hydraulic cylinder, a connecting rod, a movable connecting plate and a supporting base, one end of the supporting hydraulic cylinder is hinged on the coal mining machine body, and the other end of the supporting hydraulic cylinder is hinged on the movable connecting plate; one end of the connecting rod is hinged on the coal mining machine body, and the other end of the connecting rod is hinged on the movable connecting plate; the movable connecting plate is movably arranged on the supporting base; one end of the damping sheet is fixedly connected to the bottom of the movable connecting plate, and the other end of the damping sheet is fixedly connected to the top surface of the supporting base bottom plate; through the arrangement of the supporting hydraulic cylinder and the connecting rod, the stability and the impact resistance of the body of the coal mining machine are effectively ensured, and the vibration of the coal mining machine is effectively reduced; through the arrangement of the supporting base, the movable connecting plate, the damping sheet and the transmission rod, the vibration of the coal mining machine is effectively absorbed.
Description
Technical Field
The utility model relates to a coal mine equipment technical field, specific theory especially relates to a coal-winning machine strutting arrangement.
Background
The coal mining machine is one of important equipment for realizing mechanization and modernization of coal mine production, the mechanical coal mining can reduce physical labor, improve safety and achieve the purposes of high yield, high efficiency and low consumption, when the coal mining machine cuts coal underground, particularly cuts coal or rock with high coal hardness, the coal mining machine can generate great vibration, the vibration force is mainly transmitted to a rocker arm by a roller of the coal mining machine, the rocker arm is hinged with a machine body to transmit the vibration to a whole machine, if the vibration is too large when the coal mining machine works underground, the service life of a gear and a bearing of a mechanical part can be influenced, the anti-loosening performance of an electric element in a connection and an electric cabinet of the whole machine can be influenced, so the application of a damping device is particularly important for the performance of the coal mining machine, when the vibration amplitude of the damping device applied to the traditional coal mining machine under the coal mine is large, the damping effect is not, the coal mining machine is easy to sink due to excessive vibration, so that the coal mining machine is difficult to move, and the working efficiency of the coal mining machine is greatly reduced; therefore, how to provide a method for reducing the vibration of the coal mining machine and improving the stability, safety and efficiency of the coal mining machine is an important direction to be developed in the technical field of coal mining equipment at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a coal-winning machine strutting arrangement to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the supporting device of the coal mining machine comprises a coal mining machine body 1 and a supporting device 2, wherein the supporting device 2 comprises a supporting hydraulic cylinder 21, a connecting rod 22, a movable connecting plate 23 and a supporting base 29; one end of the supporting hydraulic cylinder 21 is hinged to the coal mining machine body 1, and the other end of the supporting hydraulic cylinder is hinged to the movable connecting plate 23; one end of the connecting rod 22 is hinged on the coal mining machine body 1, and the other end is hinged on the movable connecting plate 23; the movable connecting plate 23 is movably arranged on a supporting base 29; the damping plate 24 has one end fixedly connected to the bottom of the movable connecting plate 23 and the other end fixedly connected to the top surface of the bottom plate of the supporting base 29.
Furthermore, in the supporting device 2, two supporting hydraulic cylinders 21 and two connecting rods 22 are respectively arranged, and the two supporting hydraulic cylinders 21 and the two connecting rods 22 are respectively and symmetrically hinged at two ends of the movable connecting plate 23.
Further, the support device 2 further comprises a transmission rod 25; the bottom of the movable connecting plate 23 is fixedly connected with a connecting block 26, one end of the transmission rod 25 is hinged with the connecting block 26 through a pin shaft, the other end of the transmission rod is hinged with a roller 27 through a pin shaft, the top surface of the bottom plate of the supporting base 29 is provided with a roller groove 28, and the roller 27 can freely roll in the roller groove 28.
Further, the damping plate 24, the transmission rod 25, the connecting block 26, the roller 27 and the roller groove 28 are respectively provided with two and symmetrically arranged in the cavity formed by the movable connecting plate 23 and the supporting base 29.
Further, two ends of the movable connecting plate 23 are respectively and fixedly provided with a sliding block 210, two side walls of the supporting base 29 are respectively provided with a sliding groove 211, one end of the sliding block 210, which is far away from the movable connecting plate 23, extends into the sliding groove 211, and the sliding block 210 can freely slide in the sliding groove 211.
Has the advantages that: compared with the prior art, the beneficial effects of the utility model are that: through the arrangement of the supporting hydraulic cylinder 21 and the connecting rod 22, the stability and the impact resistance of the body of the coal mining machine are effectively ensured, and the vibration of the coal mining machine is effectively reduced; through the arrangement of the supporting base 29, the movable connecting plate 23, the damping sheet 24 and the transmission rod 25, the vibration of the coal mining machine is effectively absorbed; the vibration of the coal mining machine is greatly reduced through the arrangement of the two shock absorption and shock absorption devices, and the stability and efficiency of the coal mining machine are greatly improved.
Drawings
Fig. 1 is the utility model provides a coal-winning machine strutting arrangement's overall structure sketch map.
Fig. 2 is a cross-sectional view of the supporting device structure of the supporting device of the coal mining machine according to the present invention.
In the drawings: 1-a coal mining machine body, 2-a supporting device, 21-a supporting hydraulic cylinder, 22-a connecting rod, 23-a movable connecting plate, 24-a damping sheet, 25-a transmission rod, 26-a connecting block, 27-a roller, 28-a roller groove, 29-a supporting base, 210-a sliding block and 211-a sliding groove.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Examples
Referring to fig. 1-2, in an embodiment of the present invention, a supporting device for a coal mining machine includes a coal mining machine body 1 and a supporting device 2, where the supporting device 2 includes a supporting hydraulic cylinder 21, a connecting rod 22, a movable connecting plate 23, and a supporting base 29; one end of the supporting hydraulic cylinder 21 is hinged on the coal mining machine body 1, and the other end is hinged on the movable connecting plate 23; one end of the connecting rod 22 is hinged on the coal mining machine body 1, and the other end is hinged on the movable connecting plate 23; the movable connecting plate 23 is movably arranged on the supporting base 29; the damper 24 has one end fixedly connected to the bottom of the movable connecting plate 23 and the other end fixedly connected to the top surface of the bottom plate of the supporting base 29.
Furthermore, the number of the supporting hydraulic cylinders 21 and the number of the connecting rods 22 in the supporting device 2 are two, and the two supporting hydraulic cylinders 21 and the two connecting rods 22 are symmetrically hinged at two ends of the movable connecting plate 23 respectively.
Further, the support device 2 also comprises a transmission rod 25; the bottom of the movable connecting plate 23 is fixedly connected with a connecting block 26, one end of the transmission rod 25 is hinged with the connecting block 26 through a pin shaft, the other end of the transmission rod is hinged with a roller 27 through a pin shaft, the top surface of the bottom plate of the supporting base 29 is provided with a roller groove 28, and the roller 27 can freely roll in the roller groove 28.
Further, the damping sheet 24, the transmission rod 25, the connecting block 26, the roller 27 and the roller groove 28 are respectively provided with two and symmetrically arranged in the cavity formed by the movable connecting plate 23 and the supporting base 29.
Furthermore, two ends of the movable connecting plate 23 are respectively and fixedly provided with a sliding block 210, two side walls of the supporting base 29 are respectively provided with a sliding groove 211, one end of the sliding block 210, which is far away from the movable connecting plate 23, extends into the sliding groove 211, and the sliding block 210 can freely slide in the sliding groove 211.
The use process comprises the following steps:
in use, the vibration generated during the operation of the coal mining machine is primarily damped through the supporting hydraulic cylinder 21 and the connecting rod 22, the vibration is transmitted to the movable connecting plate 23, and then the damping sheet 24 and the transmission rod 25 are extruded through the movable connecting plate 23 to drive the rollers 27 to roll in the roller grooves 28, so that the vibration is further weakened.
In the process, the stability and the shock resistance of the body of the coal mining machine are effectively ensured and the vibration of the coal mining machine is effectively reduced by arranging the supporting hydraulic cylinder 21 and the connecting rod 22; through the arrangement of the supporting base 29, the movable connecting plate 23, the damping sheet 24 and the transmission rod 25, the vibration of the coal mining machine is effectively absorbed; the vibration of the coal mining machine is greatly reduced through the arrangement of the two shock absorption and shock absorption devices, and the stability and efficiency of the coal mining machine are greatly improved.
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (5)
1. The utility model provides a coal-winning machine strutting arrangement, includes coal-winning machine body (1) and strutting arrangement (2), its characterized in that: the supporting device (2) comprises a supporting hydraulic cylinder (21), a connecting rod (22), a damping sheet (24), a movable connecting plate (23) and a supporting base (29);
one end of the supporting hydraulic cylinder (21) is hinged to the coal mining machine body (1), and the other end of the supporting hydraulic cylinder is hinged to the movable connecting plate (23); one end of the connecting rod (22) is hinged to the coal mining machine body (1), and the other end of the connecting rod is hinged to the movable connecting plate (23); the movable connecting plate (23) is movably arranged on the supporting base (29);
one end of the damping sheet (24) is fixedly connected to the bottom of the movable connecting plate (23), and the other end of the damping sheet is fixedly connected to the top surface of the bottom plate of the supporting base (29).
2. The shearer support device of claim 1, wherein: the number of the supporting hydraulic cylinders (21) and the number of the connecting rods (22) in the supporting device (2) are two respectively, and the two supporting hydraulic cylinders (21) and the two connecting rods (22) are symmetrically hinged to two ends of the movable connecting plate (23) respectively.
3. The shearer support device of claim 1, wherein: the support device (2) further comprises a transmission rod (25); the bottom of the movable connecting plate (23) is fixedly connected with a connecting block (26), one end of the transmission rod (25) is hinged with the connecting block (26) through a pin shaft, the other end of the transmission rod is hinged with a roller (27) through a pin shaft, a roller groove (28) is formed in the top surface of the bottom plate of the supporting base (29), and the roller (27) can freely roll in the roller groove (28).
4. The shearer support device of claim 3, wherein: the damping sheet (24), the transmission rod (25), the connecting block (26), the roller (27) and the roller groove (28) are respectively provided with two damping sheets and are symmetrically arranged in a cavity formed by the movable connecting plate (23) and the supporting base (29).
5. The shearer support device of claim 1, wherein: the utility model discloses a support base, including swing joint board (23), support base (29), spout (211), movable connecting plate (23) both ends respectively fixed mounting have slider (210), spout (211) have been seted up on support base (29) both sides wall respectively, slider (210) keep away from the one end of swing joint board (23) and extend to in spout (211), slider (210) can freely slide in spout (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921849877.2U CN212535658U (en) | 2019-10-23 | 2019-10-23 | Coal mining machine supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921849877.2U CN212535658U (en) | 2019-10-23 | 2019-10-23 | Coal mining machine supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212535658U true CN212535658U (en) | 2021-02-12 |
Family
ID=74525048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921849877.2U Expired - Fee Related CN212535658U (en) | 2019-10-23 | 2019-10-23 | Coal mining machine supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212535658U (en) |
-
2019
- 2019-10-23 CN CN201921849877.2U patent/CN212535658U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210212 |