CN210855039U - Multifunctional crawler-type hydraulic crane for coal mine - Google Patents
Multifunctional crawler-type hydraulic crane for coal mine Download PDFInfo
- Publication number
- CN210855039U CN210855039U CN201921798020.2U CN201921798020U CN210855039U CN 210855039 U CN210855039 U CN 210855039U CN 201921798020 U CN201921798020 U CN 201921798020U CN 210855039 U CN210855039 U CN 210855039U
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- Prior art keywords
- base
- arm
- lifting
- telescopic
- jack
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- 239000003245 coal Substances 0.000 title claims abstract description 13
- 238000004804 winding Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 5
- 238000005065 mining Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
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Abstract
A multifunctional crawler-type hydraulic crane for coal mines belongs to the field of mining hydraulic cranes and can solve the problems of low efficiency, high danger degree and high labor intensity of the installation and withdrawal work of fully mechanized mining face equipment due to severe underground environment and narrow roadways, and comprises a base, wherein a walking part is arranged at the bottom of the base, supporting legs are arranged at four vertex angles of the base, a slewing bearing base is arranged on the base, a slewing bearing is arranged on the slewing bearing, a slewing arm is arranged on the slewing bearing, a rotary motor is arranged on one side of the slewing arm, a lifting arm is hinged to the top end of the slewing arm, a telescopic arm is hinged to the lifting arm, a lifting jack I is connected to the bottom of the lifting arm, a lifting jack II is connected to the bottom of the telescopic arm, the lifting jack II is connected to the slewing arm, a lifting jack, one side of the slewing bearing is provided with a jack. The utility model provides high work efficiency brings security benefits and economic benefits.
Description
Technical Field
The utility model belongs to the technical field of mining hydraulic hoist, concretely relates to multi-functional crawler-type hydraulic hoist is used in colliery.
Background
At present, the installation and the withdrawal of the fully mechanized coal mining face equipment are mostly carried out by using a winch or a chain block. Because the tunnel is narrow and small, the operating space is limited, the equipment components are dragged, lifted, butted, installed and the like, the hidden danger is more, the danger degree is high, the labor intensity is high, the efficiency is low, the installation and withdrawal period is long, and the operating process is very lagged behind. When the winch is used for dragging, due to the fact that the distance is long, once an unexpected condition happens, the winch cannot be stopped in time, safety accidents are prone to happening, for example, a traction rope is broken, and the hook falls off and the like easily cause safety accidents of workers and equipment damage. When the chain block is used, workers usually only pay attention to the lifting object and are left out of observing the change of a lifting point, so that great potential safety hazards exist.
Disclosure of Invention
The utility model discloses to because of the environment is abominable in the pit, the tunnel is narrow, combines to adopt the installation of working face equipment, withdraw that work efficiency is low, the dangerous degree is high, problem that intensity of labour is big, provides a multi-functional crawler-type hydraulic crane for the colliery.
The utility model adopts the following technical scheme:
the utility model provides a multi-functional crawler-type hydraulic crane for coal mine, the on-line screen storage device comprises a base, the both sides of base are equipped with the connecting plate respectively, be equipped with a plurality of connecting holes on the connecting plate, the bottom of base is equipped with the walking portion, four apex angles of base are equipped with the supporting leg, be equipped with the slewing bearing base on the base, be equipped with slewing bearing on the slewing bearing base, the last swinging boom that is equipped with of slewing bearing, one side of swinging boom is equipped with the rotary motor, the top of swinging boom articulates there is the lifing arm, the other end of lifing arm articulates there is flexible arm, the bottom of lifing arm is connected with lifting jack I, lifting jack I's the other end and swinging boom connection, the top of flexible arm is equipped with lifts by crane very much, the inside.
And the base is respectively provided with a tool box and an electric cabinet.
And one end of the base is provided with an electromagnetic valve group operating box, and two sides of the electromagnetic valve group operating box are respectively provided with a high-voltage pipe winding and unwinding winch and a cable winding and unwinding winch.
The walking part comprises a crawler driven by a high-pressure hydraulic driving walking motor, an L-shaped fixing plate connected with the base is arranged on the side face of the crawler, and a plurality of fixing holes corresponding to the connecting holes of the base are formed in the connecting end of the fixing plate and the base.
The support legs are internally provided with support jacks, the bottom parts of the support jacks are provided with support base plates, and one sides of the support legs are provided with telescopic jacks II.
The telescopic arm comprises a telescopic cylinder and a telescopic inner arm extending into the telescopic cylinder, a support bearing is arranged at one end of the telescopic inner arm, a through hole used for connecting a lifting chain is formed in the other end of the telescopic inner arm, a connecting pin hole is formed in the telescopic cylinder, and a support roller is arranged at the bottom of the telescopic cylinder.
Support columns are respectively arranged on two sides of the base.
The utility model has the advantages as follows:
the utility model has high automation and mechanization degree, can realize remote control operation, can automatically walk in a loading state, and can realize the operation of a machine replacing manual work in a narrow tunnel and a limited space to the maximum extent; the installation and the withdrawal are realized to the maximum extent; the material stacking and other work is mechanized and automated; the safety of operators is guaranteed to the maximum extent, the working efficiency is greatly improved, and great safety benefits and economic benefits are brought.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the base of the present invention;
FIG. 3 is a schematic structural view of a support leg of the present invention;
fig. 4 is a schematic structural view of the telescopic inner arm of the present invention;
fig. 5 is a schematic structural view of the telescopic cylinder of the present invention;
FIG. 6 is a schematic view of the connection between the telescopic cylinder and the support roller according to the present invention;
wherein: 1-a base; 2, fixing a plate; 3-a walking part; 4-supporting legs; 5-a slew bearing mount; 6-a slew bearing; 7-a rotating arm; 8-a rotary motor; 9-a lifting arm; 10-a telescopic arm; 11-lifting jack I; 12-lifting jack II; 13-hoisting a jack; 14-telescopic jack I; 15-jack connection; 16-a tool box; 17-an electric cabinet; 18-an electromagnetic valve group operation box; 19-the high-pressure pipe is wound and unwound by a winch; 20-a cable reeling and unreeling winch; 21-supporting jacks; 22-a support mat; 23-jack II; 24-a telescopic cylinder; 25-telescoping inner arm; 26-a support bearing; 27-perforating; 28-connecting pin holes; 29-a support roller; and (30) lifting the sling chain.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
A multifunctional crawler-type hydraulic crane for coal mines comprises a base 1, connecting plates are respectively arranged on two sides of the base 1, a plurality of connecting holes are formed in the connecting plates, a walking part 3 is arranged at the bottom of the base 1, supporting legs 4 are arranged at four top corners of the base 1, a slewing bearing base 5 is arranged on the base 1, a slewing bearing 6 is arranged on the slewing bearing base 5, a slewing arm 7 is arranged on the slewing bearing 6, a rotary motor 8 is arranged on one side of the slewing arm 7, a lifting arm 9 is hinged to the top end of the slewing arm 7, a telescopic arm 10 is hinged to the other end of the lifting arm 9, a lifting jack I11 is connected to the bottom of the lifting arm 9, the other end of the lifting jack I11 is connected with the slewing arm 7, a lifting jack II 12 is connected to the bottom of the telescopic arm 10, the other end of the lifting jack II 12 is connected with, one side of the slewing bearing 6 is provided with a jack 15.
The base 1 is provided with a tool box 16 and an electric cabinet 17 respectively.
An electromagnetic valve group operation box 18 is arranged at one end of the base 1, and a high-pressure pipe winding and unwinding winch 19 and a cable winding and unwinding winch 20 are respectively arranged on two sides of the electromagnetic valve group operation box 18.
The walking part 3 comprises a crawler driven by a high-pressure hydraulic driven walking motor, an L-shaped fixing plate connected with the base 1 is arranged on the side surface of the crawler, and a plurality of fixing holes corresponding to the connecting holes of the base 1 are formed in the connecting end of the fixing plate and the base 1.
The support leg 4 is internally provided with a support jack 21, the bottom of the support jack 21 is provided with a support base plate 22, and one side of the support leg 4 is provided with a telescopic jack II 23.
The telescopic arm 10 comprises a telescopic cylinder 24 and a telescopic inner arm 25 extending into the telescopic cylinder 24, one end of the telescopic inner arm 25 is provided with a support bearing 26, the other end of the telescopic inner arm is provided with a through hole 27 for connecting a lifting chain, the telescopic cylinder 24 is provided with a connecting pin hole, and the bottom of the telescopic cylinder 24 is provided with a support roller 29.
And supporting columns are respectively arranged on two sides of the base 1.
The walking portion adopts the track, and every track has a walking motor, adopts high-pressure hydraulic drive, realizes the fore-and-aft operation and the accent of crane, and there is an L shaped steel board in the side middle part of every track, and the one side has eight diameters to be 58 mm's round hole up to be used for passing through 55mm high strength screwed connection with the crane base, unable adjustment base to on the track.
The crane base width is 1.45 meters, the high strength steel sheet preparation of length 3.5 meters, two high strength steel sheets of steel sheet lower part welding, it has eight 58mm round holes to go up, eight round holes of interval and track are the same to be used for connecting, the steel sheet that punches at the center of welding two symmetries on four angles are torn open the partly respectively on the base seat is used for the fixed support leg, a slewing bearing base of two-thirds department central point position fixation of base, 360 degrees rotations of realizing the davit, two fixing bases of base limit welding are used for the fixed stay post in support arm both sides, prevent that the condition that can not use the support leg when the tunnel is narrow appears, lay the electric cabinet at the crane rear portion, the electricity liquid valves, install two high-voltage tube receiving and releasing frames and a cable receiving and releasing frame in both sides.
The supporting leg is one for every angle, and supporting leg inside has a hydraulic jack to be used for adjusting the height of supporting the backing plate, and another hydraulic jack is used for adjusting the angle of supporting leg, can retrieve when not using.
The support columns are two-stage hydraulic jacks which are positioned at two sides of the vehicle, are mainly used for lifting large parts and supporting the support legs at inconvenient places, simultaneously prevent the vehicle from turning on one side, and can be lifted to the top plate to strengthen the support during use.
The electric cabinet shell is strictly manufactured according to the explosion-proof requirement, and the internal main elements comprise: the device comprises a power supply, an insurance group, a protection box, a relay group, a PLC, a remote control transmitter, a display screen, a wiring bank and the like.
The electrohydraulic valve group is mainly used for the lifting operation of each jack and the control of a motor.
The rotating base is fixed on the crane base through a 922mm rotary bearing and used for fixing the supporting arm, and the supporting arm is driven by a hydraulic motor to rotate 360 degrees through a worm principle.
The tool box is mainly used for storing special tools for maintenance, various suitable slings and riggings and crane accessories.
The high-pressure pipe winding and unwinding frame is positioned on two sides of the rear part of the crane and is mainly used for winding and unwinding the liquid inlet and return high-pressure pipes, a roller with the diameter of 40cm is adopted as the frame, and a partition iron plate is arranged in the middle of the roller and is used for separating the liquid inlet pipe from the liquid return pipe.
The cable take-up and pay-off frame is mainly used for taking up and paying off 127v power lines and preventing the cable from being damaged by being dragged to the ground.
The supporting arm is made of high-strength steel, is integrally conical, is thick at the lower part and gradually thins upwards, is provided with 102mm round holes at two sides of a groove at the top, and is made into a 100mm pin for fixing the lifting beam.
The lifting jacks I are two for adjusting the height of the lifting arm.
The lifting jack II is fixed in the middle of the height-adjusting jack 1 and used for adjusting the height of the telescopic arm.
The lifting jack is a bidirectional jack and is used for lifting objects.
The hoisting chain is a high manganese 14mm iron chain, and two ends of the hoisting chain are respectively connected with a hoisting jack and a hoisting hook.
The onboard power-off instrument adopts a built-in rechargeable battery, constantly monitors the surrounding gas concentration, alarms when the gas concentration reaches 0.8, disconnects a 127v power supply when the gas concentration reaches 1.2, and can be started only when the gas concentration is reduced to be below 0.8.
The utility model discloses a use method as follows:
the crane is firstly transported to a designated place, a 127v power supply is connected, the crane is connected into a liquid return pipeline, a machine is started, the crane is driven off a flat car to reach a position needing loading or unloading, supporting legs or supporting columns are lifted by using a proper lifting tool after stretching out and stressing in combination with the peripheral topography of the vehicle according to the weight of a lifted object, an operator stands at a safe position for remote control, one or two persons can be arranged to be responsible for observing and commanding, the lifted object or the lifting arm is prevented from touching a roadway wall or a line pipeline, and the telescopic arm can be stretched when a stressed bearing is fixed inside the telescopic arm and can be heavily loaded, so that the loading and unloading of the object are facilitated.
Claims (7)
1. The utility model provides a multi-functional crawler-type hydraulic crane for coal mine which characterized in that: comprises a base (1), wherein connecting plates are respectively arranged at two sides of the base (1), a plurality of connecting holes are arranged on the connecting plates, a walking part (3) is arranged at the bottom of the base (1), supporting legs (4) are arranged at four top corners of the base (1), a slewing bearing base (5) is arranged on the base (1), a slewing bearing (6) is arranged on the slewing bearing base (5), a rotating arm (7) is arranged on the slewing bearing (6), a rotating motor (8) is arranged at one side of the rotating arm (7), a lifting arm (9) is hinged at the top end of the rotating arm (7), a telescopic arm (10) is hinged at the other end of the lifting arm (9), a lifting jack I (11) is connected at the bottom of the lifting arm (9), the other end of the lifting jack I (11) is connected with the rotating arm (7), a lifting jack II (12) is connected at the bottom of the telescopic arm, the top of the telescopic arm (10) is provided with a lifting jack (13), the inside of the telescopic arm (10) is provided with a telescopic jack I (14), and one side of the slewing bearing (6) is provided with a jack (15).
2. The multifunctional crawler-type hydraulic crane for coal mines as set forth in claim 1, wherein: the base (1) is provided with a tool box (16) and an electric cabinet (17) respectively.
3. The multifunctional crawler-type hydraulic crane for coal mines as set forth in claim 1, wherein: one end of the base (1) is provided with an electromagnetic valve group operating box (18), and two sides of the electromagnetic valve group operating box (18) are respectively provided with a high-pressure pipe winding and unwinding winch (19) and a cable winding and unwinding winch (20).
4. The multifunctional crawler-type hydraulic crane for coal mines as set forth in claim 1, wherein: the walking part (3) comprises a crawler driven by a high-pressure hydraulic driving walking motor, an L-shaped fixing plate connected with the base (1) is arranged on the side face of the crawler, and a plurality of fixing holes corresponding to the connecting holes of the base (1) are formed in the connecting end of the fixing plate and the base (1).
5. The multifunctional crawler-type hydraulic crane for coal mines as set forth in claim 1, wherein: the support leg (4) is internally provided with a support jack (21), the bottom of the support jack (21) is provided with a support base plate (22), and one side of the support leg (4) is provided with a telescopic jack II (23).
6. The multifunctional crawler-type hydraulic crane for coal mines as set forth in claim 1, wherein: the telescopic arm (10) comprises a telescopic cylinder (24) and a telescopic inner arm (25) extending into the telescopic cylinder (24), a supporting bearing (26) is arranged at one end of the telescopic inner arm (25), a through hole (27) used for connecting a lifting chain is formed in the other end of the telescopic inner arm, a connecting pin hole is formed in the telescopic cylinder (24), and a supporting roller (29) is arranged at the bottom of the telescopic cylinder (24).
7. The multifunctional crawler-type hydraulic crane for coal mines as set forth in claim 1, wherein: support columns are respectively arranged on two sides of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921798020.2U CN210855039U (en) | 2019-10-24 | 2019-10-24 | Multifunctional crawler-type hydraulic crane for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921798020.2U CN210855039U (en) | 2019-10-24 | 2019-10-24 | Multifunctional crawler-type hydraulic crane for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210855039U true CN210855039U (en) | 2020-06-26 |
Family
ID=71307272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921798020.2U Expired - Fee Related CN210855039U (en) | 2019-10-24 | 2019-10-24 | Multifunctional crawler-type hydraulic crane for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210855039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115610538A (en) * | 2022-09-27 | 2023-01-17 | 郑州煤矿机械集团股份有限公司 | Centrally-mounted lifting type unit support carrier |
-
2019
- 2019-10-24 CN CN201921798020.2U patent/CN210855039U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115610538A (en) * | 2022-09-27 | 2023-01-17 | 郑州煤矿机械集团股份有限公司 | Centrally-mounted lifting type unit support carrier |
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| 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: 20200626 |
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| CF01 | Termination of patent right due to non-payment of annual fee |