CN213679544U - Crawler-type both arms hoisting accessory - Google Patents
Crawler-type both arms hoisting accessory Download PDFInfo
- Publication number
- CN213679544U CN213679544U CN202022503761.2U CN202022503761U CN213679544U CN 213679544 U CN213679544 U CN 213679544U CN 202022503761 U CN202022503761 U CN 202022503761U CN 213679544 U CN213679544 U CN 213679544U
- Authority
- CN
- China
- Prior art keywords
- arm
- lifting
- crawler
- main
- oil cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Jib Cranes (AREA)
Abstract
The utility model relates to a hoisting accessory, concretely relates to crawler-type both arms hoisting accessory, include: the device comprises a main body platform, a sub-rotating seat, a main rotating seat, lifting telescopic legs, a walking crawler assembly and a lifting arm; the main rotating seat is connected with the main platform through a shaft, the sub rotating seats are connected with the main rotating seat through a shaft, and the sub rotating seats are provided with lifting arms; the main platform is provided with a lifting telescopic leg which is controlled to lift through an oil cylinder, and the bottom of the main platform is provided with a walking crawler assembly which is controlled to lift through the oil cylinder; four lifting telescopic legs are arranged on the main body platform, are respectively positioned at four corners of the main body platform, and are controlled to lift through an oil cylinder; the device has the characteristics of wide application range, flexible hoisting, free rotation, safe walking, reliable operation, full hydraulic control, matched length of two arms, safety, high efficiency, strong adaptability, time and labor saving and the like; the device is used for mechanized installation and retraction of three machines on the underground fully mechanized coal mining face, and can also be used for hoisting and carrying operations of other underground places.
Description
Technical Field
The utility model relates to a hoisting accessory specifically relates to a crawler-type both arms hoisting accessory for the colliery is combined in the pit and is adopted the various equipment fixing of working face, the special hoisting accessory who demolishs, also can be used to the transport operation that lifts by crane of other places in the pit, belongs to machinery.
Background
The installation and the demolition of various equipment in the underground fully mechanized coal mining face of each coal mine in China are from the simplest way from the development angle: a chain block is arranged on an overhead travelling crane type assembly platform and then arranged on a single-arm or double-arm manipulator; although the installation, the hoist of equipment in the pit can all be realized to above-mentioned equipment, the technical defect that current mode exists is: (1) by adopting the chain block, a person must operate under a lifted heavy piece and is completely threatened; (2) the space occupied by the assembly platform with the overhead crane type structure is large when lifting objects, and due to the limitation of the underground height, the equipment needs to dig a deep hole in an underground assembly chamber, namely the underground assembly is not easy to realize; (3) the walking unit form of the single-arm or double-arm manipulator is only suitable for the working environment of the track surface, cannot be suitable for the requirements of other working surfaces except the track surface, and is limited in application conditions.
Disclosure of Invention
In view of the defects existing in the technology, the utility model aims at providing a crawler-type both arms hoisting accessory has that application scope is wide, the flexibility of hoisting, rotate freely, the walking is safe, the operation is reliable, simple structure, full hydraulic control, characteristics such as both arms length matching, safe high efficiency, strong adaptability, labour saving and time saving.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a crawler-type dual-arm hoist comprising: the device comprises a main body platform, a sub-rotating seat, a main rotating seat, lifting telescopic legs, a walking crawler assembly and a lifting arm; the main rotating seat is connected with the main platform through a shaft, the sub rotating seats are connected with the main rotating seat through a shaft, and the sub rotating seats are provided with lifting arms; the main platform is provided with a lifting telescopic leg which is controlled to lift through an oil cylinder, and the bottom of the main platform is provided with a walking crawler assembly which is controlled to lift through the oil cylinder; four lifting telescopic legs are arranged on the main body platform, are respectively positioned at four corners of the main body platform, and are controlled to lift through an oil cylinder;
further, a chassis assembly is arranged at the bottom of the main body platform, a walking crawler assembly is arranged at the lower part of the chassis assembly through a frame, the walking crawler assembly comprises a left crawler and a right crawler, and the left crawler and the right crawler are connected with the frame through bolts;
when the crawler-type double-arm lifting device of the utility model walks, the lifting telescopic legs are lifted up, and the main platform is pulled by the winch, so that the crawler-type double-arm lifting device walks on the ground through the left and right tracks; when various devices are installed and removed, the lifting telescopic legs descend to the ground, and the lifting arm starts to work;
further, the walking track assembly comprises: the crawler frame, the guide wheel, the driving wheel, the crawler plate, the tensioning device, the speed reducer and the walking motor; the two guide wheels are arranged on the left side and the right side of the front end of the crawler frame and are symmetrically distributed, the two driving wheels are arranged on the left side and the right side of the rear end of the crawler frame and are symmetrically distributed, two pairs of crawler plates are respectively wound between the guide wheels and the driving wheels on the two sides, the two tensioning devices are arranged on the left side and the right side of the crawler frame and are positioned behind the guide wheels, an output shaft of each tensioning device is connected with a rotating shaft of the adjacent guide wheel, a speed reducer is arranged in an inner cavity of each driving wheel, a shell of each speed reducer is connected with the corresponding driving wheel so as to drive the driving wheel to rotate through the rotation of the shell of the speed reducer, a walking hydraulic motor is arranged on each speed reducer, and an output shaft of the walking;
furthermore, the track shoe adopts a three-tooth type, and the rigidity and the toughness of the track shoe are good.
Furthermore, a plurality of supporting wheels are uniformly arranged between the lower end of the crawler frame and the crawler plate at equal intervals, and a chain supporting wheel is arranged between the upper end of the crawler frame and the crawler plate;
the thrust wheel adopts floating seal, the operation is stable and reliable, and the maintenance is time-saving and labor-saving.
Furthermore, the tensioning device consists of a guide wheel, a tensioning spring and a tensioning oil cylinder.
The tensioning device is mainly used for keeping the shoe to have a certain tensioning degree and playing a role in buffering in the working and running processes. The tightness of the crawler belt is adjusted by adopting butter, which is very convenient and reliable. When the expansion degree is adjusted, a high-pressure grease gun is used for injecting grease into the expansion oil cylinder, or a grease nipple in front of a check valve of the oil cylinder is unscrewed to drain the grease; because the tensioning oil cylinder is in a pressed state under the action of the tensioning spring, the one-way valve is pushed open to begin to drain the grease. Reasonable degree of tension is measured between drive wheel and leading wheel, and reasonable degree of downwarping is not more than 15 ~ 20mm, and the adjustment of controlling the track should keep unanimous.
The guide wheel plays three roles of steering, supporting and track tensioning.
The speed reducer adopts a built-in walking speed reducer.
The walking crawler assembly can bear large weight, has strong climbing capability, small ground pressure and stable walking, and can adapt to steep slope running and sharp turning. The walking device is provided with a left crawler belt and a right crawler belt which are respectively and independently driven by two sets of driving devices, so that the advancing, retreating and turning of the whole machine are realized, and the whole machine can rotate in situ.
Further, the lifting arm includes: a main arm, a telescopic arm and a lifting head; one end of the main arm is hinged with the sub-rotating seat, the other end of the main arm is connected with one end of the telescopic arm in a sliding manner in an inserting manner, and the other end of the telescopic arm is provided with a lifting head;
further, the hoisting head comprises: the lifting device comprises a main arm, a five-angle pulley, a lifting chain, a lifting hook and a lifting hook, wherein the five-angle pulley is arranged in the lifting head;
further, a main arm lifting oil cylinder is mounted at the lower part of the main arm, a telescopic oil cylinder is mounted at the upper part of the main arm, one end of the main arm lifting oil cylinder is hinged with the sub-rotating seat, and the other end of the main arm lifting oil cylinder is hinged with the main arm; one end of the telescopic oil cylinder is hinged with the main arm, the other end of the telescopic oil cylinder is hinged with the lifting head, and the telescopic arm is controlled to slide back and forth along the main arm through the telescopic oil cylinder;
furthermore, the number of the sub rotating seats is two, the sub rotating seats comprise a first sub rotating seat and a second sub rotating seat, a first lifting arm and a second lifting arm are respectively arranged on the first sub rotating seat and the second sub rotating seat, and the first lifting arm and the second lifting arm respectively swing left and right around the first sub rotating seat and the second sub rotating seat; the two lifting arms rotate integrally for 200 degrees, and the single arm can rotate for 60 degrees; workpieces at different positions can be conveniently hung, and the working range is wide;
in the power part of the utility model, the explosion-proof motor drives the main pump and the auxiliary pump through the connecting disc and the shaft coupling, converts electric energy into hydraulic energy, supplies pressure oil to the hydraulic system of the whole vehicle, and enables the oil cylinder and the motor to work; the electric system mainly comprises an explosion-proof motor, a QJZ-60/1140(660) series explosion-proof and intrinsically safe vacuum electromagnetic starter for mines, LED locomotive lamps, a 0.55KW explosion-proof motor for a hydraulic motor driven air cooler, a methane sensor and an explosion-proof electric bell which are matched with the explosion-proof motor.
The tail end of the rack is provided with an electric cabinet, the electric cabinet is internally provided with a motor, the motor is connected with a gear pump, a vacuum electromagnetic starter is arranged in the electric cabinet, the vacuum electromagnetic starter is composed of a rectangular flame-proof shell arranged on a base of the machine body, a wiring cavity is arranged above the vacuum electromagnetic starter, and a main cavity is arranged below the vacuum electromagnetic starter and is respectively an independent flame-proof part.
The control mode of the vacuum electromagnetic starter is as follows: the starter has two control modes of near control and remote control, wherein the near control is operated on the starter door, and the remote control is operated on the explosion-proof button.
The hydraulic system comprises: the main oil pump, the single gear pump, the hydraulic motor, the hydraulic oil cylinder, the rotary drive, the rotary swing oil cylinder, the main valve, the oil filter, the radiator, the oil tank and various accessories; two groups of 11 hydraulic loops are respectively formed by a main pump, a dual gear pump and a main valve, and 9 oil cylinders including a lifting oil cylinder, a telescopic arm oil cylinder, a main rotating oil cylinder, a left traveling motor, a right traveling motor, a suspension arm lifting oil cylinder, a suspension arm rotating oil cylinder and a telescopic leg oil cylinder, a support top adjusting oil cylinder and a support top oil cylinder are respectively provided with pressure oil by the main pump.
The traveling motor adopts a parking brake working mechanism, namely when the traveling control valve rod is pulled backwards, high-pressure oil at the motor inlet is cut off, the balance valve returns to the middle position under the action of the spring force, and the braking oil path is cut off and removed, so that the braking plunger presses the braking piece and the friction piece to brake the traveling motor.
The system can measure the pressure of each loop at the pressure measuring interface of the main pump; the recommended hydraulic oil used by the system is L-HM46 antiwear hydraulic oil (or L-HM 68), and L-HV46 low-freezing point antiwear hydraulic oil (or L-HV 68) is used when the temperature of the working environment is lower than-15 ℃; if the temperature of the downhole air is too high, L-HM100 low-freezing-point anti-wear hydraulic oil can be adopted.
The utility model discloses specific hydraulic system mainly comprises following components and parts: 1. the model is as follows: YBK3-200L-4-30, name: mining flame proof motor, quantity: 1; 2. the model is as follows: CBGJ1040/1020, name: duplicate gear pumps, quantity: 1; 3. the model is as follows: m810A2SG01, name: radiator hydraulic motors, number: 1; 4. the model is as follows: XR003, name: heat sinks, number: 1; 5. the model is as follows: TRFA-160 × 20, name: filters, number: 1; 6. the model is as follows: TTF-160X 100F, name: filters, number: 1; 7. the model is as follows: WSPHY-HB10-KT, name: balance valve, number: 19; 8. the model is as follows: CDB-F15-100T-2C, name: multiple directional control valve, quantity: 3; 9. the model is as follows: YF-B10H16-31.5, name: overflow valves, number: 3; 10. the model is as follows: YN60ZT (50 MPa), name: pressure gauge, quantity: 1; 11. the model is as follows: YN60ZT (5 MPa), name: pressure gauge, quantity: 1; 12. the model is as follows: q100/60-480, name: left front leg hydraulic cylinder, quantity: 1; 13. the model is as follows: q100/60-480, name: left rear leg hydraulic cylinder, quantity: 1; 14. the model is as follows: ATM10, name: left running gear, number: 1; 15. the model is as follows: q63/35-150, name: left branch top adjustment pneumatic cylinder, quantity: 1; 16. the model is as follows: q100/60-650, name: left buttress pneumatic cylinder, quantity: 1; 17. the model is as follows: q100/60-650, name: right branch top pneumatic cylinder, quantity: 1; 18. the model is as follows: q63/35-150, name: right branch top adjustment pneumatic cylinder, quantity: 1; 19. the model is as follows: ATM10, name: right running gear, number: 1; 20. the model is as follows: q100/60-480, name: right rear leg hydraulic cylinder, quantity: 1; 21. the model is as follows: q100/60-480, name: landing leg hydraulic cylinder before the right side, quantity: 1; 22. the model is as follows: q80/50-230, name: outrigger extension hydraulic cylinder, quantity: 4; 23. the model is as follows: q100/60-300, name: left arm rotary hydraulic cylinder, quantity: 1; 24. the model is as follows: q100/60-760, name: hydraulic cylinder is adjusted to left arm sling chain, quantity: 1; 25. the model is as follows: q100/60-1100, name: left arm telescopic hydraulic cylinder, quantity: 1; 26. the model is as follows: q100/60-480, name: left arm hydraulic cylinder, quantity: 1; 27. the model is as follows: q100/60-480, name: main rotary hydraulic cylinder, quantity: 2; 28. the model is as follows: q160/90-400, name: right arm hydraulic cylinder, quantity: 1; 29. the model is as follows: q100/60-1100, name: right arm telescopic cylinder, quantity: 1; 30. the model is as follows: q100/60-760, name: hydraulic cylinder is adjusted to right arm sling chain, quantity: 1; 31. the model is as follows: q100/60-300, name: right arm rotary hydraulic cylinder, quantity: 1.
the working principle and the operation method of the explosion-proof and intrinsically safe reversible vacuum electromagnetic starter are as follows:
the starter used by the hoisting device is a QJZ-60/1140(660) mining explosion-proof vacuum electromagnetic starter, is suitable for underground coal mines containing explosive gas (methane) and is used for controlling a main oil pump motor; while protecting the motor and its associated circuitry. The starter is of a mining explosion-proof type, and the working principle of the starter in a circuit is as follows:
1) and (4) switching on the reversing switch Q, controlling the transformer T to output 36V alternating current, closing the contacts 3 and 4 of the protector and preparing for supplying power to the control circuit.
2) A starting button S4 of the mining explosion-proof control button is pressed, at the moment, if the starter is in a no-fault state, the intermediate relay K3 is attracted, the control voltage enables the vacuum contactor K1 to be attracted after full-wave rectification, self-locking is achieved by utilizing a K1 normally open contact, the main oil pump motor is started, and meanwhile, a leakage detection loop is disconnected.
3) A stop button S5 of the mining explosion-proof control button is pressed, a start button S4 is disconnected, the intermediate relay loses power, the normally open contact is disconnected, the coil of the vacuum contactor loses power to enable the main contact to be disconnected and break a main circuit, and a main oil pump motor stops.
4) In the starting or running process, when the circuit has faults of short circuit, overload, phase failure and the like, the contact of the protector acts to release the attraction coil to play a protection role.
5) Before starting, the leakage detection end 33# of the protector performs leakage detection on a load through a normally closed contact, and when the insulation resistance of the main circuit to the ground is lower than a specified value, the protector performs leakage locking, so that the starter cannot be started.
The utility model relates to a working process and operation method of crawler-type both arms hoisting accessory are:
the hoisting device enters an operation place, the left telescopic leg and the right telescopic leg extend out, and a supporting device is adopted to support the top in front of a heavy object; the maximum elevation angle of the lifting arm of the lifting device is 35 degrees, and the lifting arm can horizontally rotate for 200 degrees so as to realize the functions of lifting and transferring objects around the equipment; when the lifting device works, the lifting arm is matched with the telescopic arm for use, the telescopic control valve is operated, the telescopic arm is firstly extended out, the lifting arm is rotated to be above a lifted object, the lifting arm is dropped, a lifting chain on the lifting arm is discharged, the lifted object is bound, the lifting arm is lifted, the lifting chain is contracted, the object is lifted, the lifting arm is rotated to the specified position of the lifted object, the lifting arm is slowly dropped, the lifting chain is extended out, and the direction and the installation position of the lifted object are adjusted for placing.
The working process of the hoisting device mainly comprises the following steps: the method comprises the following steps of an in-tunnel transportation process, a roof supporting process and a hoisting process.
In the jacking process, when a heavy object is hoisted, a jacking device at the tail part of the machine body is required to be used; the four support legs are erected, the crawler can be lifted to 250mm at the highest, and after the crawler is confirmed to be away from the ground, hoisting can be implemented.
In the hoisting process, the telescopic arm is extended: the telescopic operating handle in the operating valve is pulled to the extending position, when the telescopic operating handle extends to the required length, the telescopic operating handle is put back to the middle position, the liquid feeding is stopped, and the suspension arm stops extending;
rotating the suspension arm: the rotary operating handle in the combined operating valve is pulled to the direction needing to be rotated, the rotary operating handle extends out or retracts to the required length, the operating handle is put back to the middle position, liquid feeding is stopped, and the suspension arm stops rotating;
dropping the suspension arm: the lifting control handle in the combined control valve is pulled to a descending position, when the lifting control handle is descended to a required height, the control handle is put back to the middle position, liquid feeding is stopped, and the suspension arm stops descending;
releasing the telescopic chain: the handle of the lifting operating valve in the combined operating valve is pulled to a descending position, when the handle extends to a required length, the operating handle is put back to the middle position, liquid feeding is stopped, and the telescopic chain stops descending;
hoisting: binding the hoisted objects, lifting the boom, contracting the hoisting chain, and hoisting the objects at the moment.
The utility model discloses hoisting accessory's operation is according to the instruction of "operation tablet", through the operating valve on the operating device, makes the pneumatic cylinder stretch out and draw back and realize mining hydraulic crane's various actions.
The utility model has the advantages that:
the device has the characteristics of wide application range, flexible lifting, free rotation, safe walking, reliable operation, simple structure, full hydraulic control, double-arm length matching, safety, high efficiency, strong adaptability, time and labor saving and the like; the three-machine hoisting device is mainly used for mechanized installation and retraction of three machines on an underground fully mechanized coal mining face, and can also be used for hoisting and carrying operations of other underground places.
Drawings
Fig. 1 is a structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a side view of fig. 1.
Fig. 4 is the structure diagram of the crawler belt walking assembly of the present invention.
Fig. 5 is a diagram of a hydraulic system of the present invention.
Fig. 6 is an electrical schematic diagram of the present invention.
In the figure, 1, a walking crawler assembly, 1.1, a guide wheel, 1.2, a chain supporting wheel, 1.3, a tensioning device, 1.4, a thrust wheel, 1.5, a crawler plate, 1.6, a crawler frame, 1.7, a driving wheel, 1.8, a walking motor, 2, a chassis, 3, a first lifting telescopic leg, 4, a main arm lifting cylinder, 5, a lifting chain, 6, a lifting hook, 7, a pentagonal pulley, 8, a lifting chain cylinder, 9, a main arm, 10, a telescopic arm, 11, a telescopic arm cylinder, 12, a telescopic leg lifting cylinder, 13, a second lifting telescopic leg, 14, a rotary support, 15, a supporting arm, 16, a supporting arm cylinder, 17, a supporting arm adjusting cylinder, 18, a sub rotary seat, 19, a main rotary seat, 20, a sub rotary seat cylinder, 21, a main rotary seat cylinder, 22, a lifting telescopic leg cylinder, 23, an electric motor, 24, an explosion-proof vacuum electromagnetic starter, 25, an explosion-proof electromagnetic starter, 26, a reversing valve, 28, a radiator, Name plate, 31, methane sensor, 33, electric bell, 35, LED light.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The utility model relates to a crawler-type both arms hoisting accessory, model BYSX-10X 2, the special hoisting accessory that mainly used colliery was combined in the pit and is adopted the various equipment of working face installation, demolish also can be used to the transport operation that lifts by crane of other places in the pit.
A crawler-type dual-arm hoist as shown in the figures, comprising: the device comprises a main body platform, a sub rotating seat 18, a main rotating seat 19, lifting telescopic legs, a walking crawler assembly 1 and a lifting arm; the main rotating seat 19 is connected with the main platform through a shaft, the sub rotating seats are connected with the main rotating seat 19 through a shaft 18, and the sub rotating seats 18 are provided with lifting arms; the main platform is provided with lifting telescopic legs which are controlled to lift through an oil cylinder, and the bottom of the main platform is provided with a walking crawler assembly 1 which is controlled to lift through the oil cylinder; four lifting telescopic legs are arranged on the main body platform, are respectively positioned at four corners of the main body platform, and are controlled to lift through an oil cylinder;
further, a chassis assembly 2 is installed at the bottom of the main body platform, a walking crawler assembly 1 is arranged at the lower part of the chassis assembly 2 through a frame, the walking crawler assembly 1 comprises a left crawler and a right crawler, and the left crawler and the right crawler are connected with the frame through bolts;
when the crawler-type double-arm lifting device of the utility model walks, the lifting telescopic legs are lifted up, and the main platform is pulled by the winch, so that the crawler-type double-arm lifting device walks on the ground through the left and right tracks; when various devices are installed and removed, the lifting telescopic legs descend to the ground, and the lifting arm starts to work;
further, the walking crawler assembly 1 comprises: the device comprises a crawler frame 1.6, a guide wheel 1.1, a driving wheel 1.7, a crawler plate 1.5, a tensioning device 1.3, a speed reducer and a traveling motor 1.8; the two guide wheels 1.1 are arranged on the left side and the right side of the front end of the crawler frame 1.6 and are symmetrically distributed, the two driving wheels 1.7 are arranged on the left side and the right side of the rear end of the crawler frame 1.6 and are symmetrically distributed, the two pairs of crawler plates 1.5 are respectively wound between the guide wheels 1.1 and the driving wheels 1.7 on the two sides, the two tensioning devices 1.3 are arranged on the left side and the right side of the crawler frame 1.6 and are positioned behind the guide wheels 1.1, the output shaft of each tensioning device 1.3 is connected with the rotating shaft of the adjacent guide wheel 1.1, a speed reducer is arranged in the inner cavity of each driving wheel 1.7, the shell of each speed reducer is connected with the corresponding driving wheel 1.7 so as to drive the driving wheel 1.7 to rotate through the rotation of the shell of the speed reducer, a walking hydraulic motor 1.8 is arranged on each speed reducer, and the output shaft of the walking hydraulic motor;
furthermore, the track shoe 1.5 adopts a three-tooth type, and the rigidity and the toughness are good.
Furthermore, a plurality of supporting wheels 1.4 are uniformly arranged between the lower end of the crawler frame 1.6 and the crawler plate 1.5 at equal intervals, and a chain supporting wheel 1.2 is arranged between the upper end of the crawler frame 1.6 and the crawler plate 1.5;
the thrust wheel 1.4 adopts floating seal, and has stable and reliable operation and time-saving and labor-saving maintenance.
Furthermore, the tensioning device 1.3 is composed of a guide wheel 1.1, a tensioning spring 1.3 and a tensioning oil cylinder.
Further, the lifting arm includes: a main arm 9, a telescopic arm 10 and a lifting head; one end of the main arm 9 is hinged with the sub-rotating seat 18, the other end of the main arm 9 is connected with one end of the telescopic arm 10 in a sliding manner in a plug-in mounting manner, and the other end of the telescopic arm 10 is provided with a hoisting head;
further, the hoisting head comprises: the lifting device comprises a pentagonal pulley 7 arranged inside a lifting head, wherein a lifting chain 5 is linked on the pentagonal pulley 7, one end of the lifting chain 5 is connected into a main arm 9, the other end of the lifting chain extends downwards around the pentagonal pulley 7 to form a self-existing end, and a lifting hook 6 is arranged at the free end of the lifting chain;
further, a main arm lifting cylinder 4 is mounted at the lower part of the main arm 9, a telescopic oil cylinder 11 is mounted at the upper part of the main arm 9, one end of the main arm lifting cylinder 4 is hinged with the sub-rotating base 18, and the other end of the main arm lifting cylinder 4 is hinged with the main arm 9; one end of a telescopic oil cylinder 11 is hinged with the main arm 9, the other end of the telescopic oil cylinder 11 is hinged with the lifting head, and the telescopic arm 10 is controlled to slide back and forth along the main arm 9 through the telescopic oil cylinder 11;
furthermore, the number of the sub rotating bases 18 is two, and the sub rotating bases include a first sub rotating base and a second sub rotating base, a first lifting arm and a second lifting arm are respectively installed on the first sub rotating base and the second sub rotating base, and the first lifting arm and the second lifting arm respectively swing left and right around the first sub rotating base and the second sub rotating base; the two lifting arms rotate integrally for 200 degrees, and the single arm can rotate for 60 degrees; workpieces at different positions can be conveniently hung, and the working range is wide;
the utility model relates to a working process and operation method of crawler-type both arms hoisting accessory are:
the hoisting device enters an operation place, the first telescopic leg 3 and the second telescopic leg 13 are extended out, and a supporting device is adopted to support the top when a heavy object is in front; the maximum elevation angle of the suspension arm of the lifting device is 35 degrees, and the suspension arm can horizontally rotate 200 degrees so as to realize the lifting and transferring functions of objects around the equipment; when the lifting device works, the lifting arm is matched with the telescopic arm 10 for use, the telescopic control valve is operated, the telescopic arm 10 is firstly extended out, the lifting arm is rotated to be above a lifted object, the lifting arm is dropped, the lifting chain 5 on the lifting arm is discharged, the lifted object is bound, the lifting arm is lifted, the lifting chain 5 is contracted, the object is lifted, the lifting arm is rotated to be at the designated position of the lifted object, the lifting arm is slowly dropped, the lifting chain 5 is extended out, and the direction and the mounting position of the lifted object are adjusted for placement.
The utility model relates to a crawler-type both arms hoisting accessory's operating condition:
the temperature of the tunnel environment is-5 ℃ to +40 ℃, and the maximum relative humidity is less than or equal to 90% (when the temperature is 25 ℃);
the rated working voltage is 660/1140V; the voltage limit deviation is +/-5%, and the alternating current frequency limit deviation is +/-1%;
the content of coal dust and methane explosive gas around the hoisting device during working meets the safety content specified in coal mine safety regulation.
It is suitable for medium and small sized tunnel with cross section of 2.0X 2.0 m or more.
The altitude of the using place is less than or equal to 1000 m. When the device is used in a plateau environment with the altitude of more than 1000m, necessary measures or special design is adopted according to the situation.
The gradient of the tunnel is less than or equal to 15 degrees.
Claims (8)
1. A crawler-type dual-arm lifting device, comprising: the device comprises a main body platform, a sub-rotating seat, a main rotating seat, lifting telescopic legs, a walking crawler assembly and a lifting arm; the main rotating seat is connected with the main platform through a shaft, the sub rotating seats are connected with the main rotating seat through a shaft, and the sub rotating seats are provided with lifting arms; the main platform is provided with a lifting telescopic leg which is controlled to lift through an oil cylinder, and the bottom of the main platform is provided with a walking crawler assembly which is controlled to lift through the oil cylinder; four lifting telescopic legs are arranged on the main body platform and are respectively positioned at four corners of the main body platform, and lifting of the lifting telescopic legs is controlled through an oil cylinder.
2. A tracked double-arm lifting device according to claim 1, wherein: the bottom of the main body platform is provided with a chassis assembly, the lower part of the chassis assembly is provided with a walking crawler assembly through a frame, the walking crawler assembly comprises a left crawler and a right crawler, and the left crawler and the right crawler are connected with the frame through bolts.
3. A tracked double-arm lifting device according to claim 1, wherein: the walking crawler assembly comprises: the crawler frame, the guide wheel, the driving wheel, the crawler plate, the tensioning device, the speed reducer and the walking motor; the two guide wheels are symmetrically arranged on the left side and the right side of the front end of the crawler frame, the two driving wheels are symmetrically arranged on the left side and the right side of the rear end of the crawler frame, two pairs of crawler plates are respectively wound between the guide wheels and the driving wheels on the two sides, the two tensioning devices are arranged on the left side and the right side of the crawler frame and are positioned behind the guide wheels, the output shaft of each tensioning device is connected with the rotating shaft of the adjacent guide wheel, a speed reducer is arranged in the inner cavity of each driving wheel, the shell of each speed reducer is connected with the corresponding driving wheel so as to drive the driving wheel to rotate through the rotation of the shell of the speed reducer, a walking hydraulic motor is arranged on each speed reducer, and the output shaft of the walking hydraulic motor is connected with.
4. A tracked double-arm lifting device according to claim 3, wherein: the track shoe adopts a three-tooth type.
5. A tracked double-arm lifting device according to claim 3, wherein: a plurality of supporting wheels are uniformly arranged between the lower end of the crawler frame and the crawler plate at equal intervals, and a chain supporting wheel is arranged between the upper end of the crawler frame and the crawler plate.
6. A tracked double-arm lifting device according to claim 1, wherein: the lifting arm comprises: a main arm, a telescopic arm and a lifting head; one end of the main arm is hinged with the sub-rotating seat, the other end of the main arm is connected with one end of the telescopic arm in a sliding mode in an inserting mode, and the other end of the telescopic arm is provided with a lifting head.
7. A tracked double-arm lifting device according to claim 6, wherein: a main arm lifting oil cylinder is mounted at the lower part of the main arm, a telescopic oil cylinder is mounted at the upper part of the main arm, one end of the main arm lifting oil cylinder is hinged with the sub-rotating seat, and the other end of the main arm lifting oil cylinder is hinged with the main arm; one end of the telescopic oil cylinder is hinged with the main arm, the other end of the telescopic oil cylinder is hinged with the lifting head, and the telescopic arm is controlled to slide back and forth along the main arm through the telescopic oil cylinder.
8. A tracked double-arm lifting device according to claim 1, wherein: the two sub rotating seats comprise a first sub rotating seat and a second sub rotating seat, a first lifting arm and a second lifting arm are respectively arranged on the first sub rotating seat and the second sub rotating seat, and the first lifting arm and the second lifting arm respectively swing left and right around the first sub rotating seat and the second sub rotating seat; the two lifting arms rotate integrally by 200 degrees, and the single arm can rotate by 60 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022503761.2U CN213679544U (en) | 2020-11-03 | 2020-11-03 | Crawler-type both arms hoisting accessory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022503761.2U CN213679544U (en) | 2020-11-03 | 2020-11-03 | Crawler-type both arms hoisting accessory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213679544U true CN213679544U (en) | 2021-07-13 |
Family
ID=76727372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022503761.2U Active CN213679544U (en) | 2020-11-03 | 2020-11-03 | Crawler-type both arms hoisting accessory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213679544U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158744A (en) * | 2020-11-03 | 2021-01-01 | 辽宁威跃集团机械制造有限公司 | Crawler-type double-arm hoisting device |
| CN113860194A (en) * | 2021-09-15 | 2021-12-31 | 徐州徐工施维英机械有限公司 | Rotary table and engineering machinery |
-
2020
- 2020-11-03 CN CN202022503761.2U patent/CN213679544U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158744A (en) * | 2020-11-03 | 2021-01-01 | 辽宁威跃集团机械制造有限公司 | Crawler-type double-arm hoisting device |
| CN113860194A (en) * | 2021-09-15 | 2021-12-31 | 徐州徐工施维英机械有限公司 | Rotary table and engineering machinery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213679544U (en) | Crawler-type both arms hoisting accessory | |
| CN109681117B (en) | Hydraulic single-arm automatic anchor cable drill carriage for coal mine | |
| CN106523002B (en) | Double rail type waterproof cloth trolley | |
| US5647721A (en) | Miniature, portable, self-contained power machine | |
| CN110410119B (en) | Large-section five-arm drill carriage | |
| CN104775837A (en) | Railway tunnel anchor jumb drill | |
| CN112158744A (en) | Crawler-type double-arm hoisting device | |
| CN113073949B (en) | Centralized-driving full-driving automatic workover rig | |
| CN103225479A (en) | Hydraulic engineering driller | |
| CN2883296Y (en) | Pneumatic hoisting machine of petroleum wellhead equipment | |
| CN104196446A (en) | Six-arm full hydraulic anchor rod and anchor cable drill carriage used in cooperation with continuous miner | |
| CN206409251U (en) | A kind of double rail type waterproof cloth chassis | |
| CN211202023U (en) | Large-section five-arm drill carriage | |
| CN104632265A (en) | Overhead rail type temporary supporting device | |
| CN111764912A (en) | Improved working mechanism for repairing roadway and roadway repairing machine thereof | |
| CN204627646U (en) | Hanger rail type temporary support device | |
| CN204152428U (en) | A kind of narrow fuselage four arm anchor shaft anchor cable drill carriage | |
| CN216072792U (en) | Mining hydraulic pressure cantilever crane formula hoisting accessory | |
| CN115676648A (en) | Multifunctional underground maintenance vehicle | |
| CN111498482B (en) | Transfer robot and transfer apparatus | |
| CN201245159Y (en) | Inclined drift vehicle block fence pneumatic means | |
| CN214532772U (en) | Single-track-crane four-arm hydraulic support anchor rod and anchor cable drilling machine for coal mine | |
| CN204754952U (en) | Railway tunnel stock platform truck | |
| CN204040898U (en) | The all-hydraulic anchor shaft anchor cable drill carriage of eight arms that a kind of supporting continuous miner uses | |
| CN103303806A (en) | Crawler-type electric hoisting device with compact space |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |