CN204251165U - A kind of great Rong rope amount safe lifting device - Google Patents
A kind of great Rong rope amount safe lifting device Download PDFInfo
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- CN204251165U CN204251165U CN201420718280.5U CN201420718280U CN204251165U CN 204251165 U CN204251165 U CN 204251165U CN 201420718280 U CN201420718280 U CN 201420718280U CN 204251165 U CN204251165 U CN 204251165U
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- electromagnetic valve
- valve
- frame
- bit triplet
- cylinder
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Abstract
The utility model discloses a kind of great Rong rope amount safe lifting device, comprise containing frame, cylinder, rotating shaft, planetary wheel hydraulic brake, end cap, clutch shaft bearing, sleeve, the second bearing, winch motor, often drive brake clamp, normally closed safety tongs; Described cylinder by rotating shaft and frame hinged, described sleeve and frame are bolted to connection, described clutch shaft bearing and frame hinged, described planetary wheel hydraulic brake and sleeve hinged, described second bearing and sleeve hinged, describedly often open brake clamp, both sides that normally closed safety tongs is fixedly installed in frame; Described winch motor is fixedly connected with cylinder through planetary wheel hydraulic brake; Planetary wheel hydraulic brake can be adopted under power-off, overspeed situation to brake by the utility model, often open brake clamp and normally closed safety tongs braking double insurance, guarantee the safe and reliable lifting of great Rong rope amount bont and transfer.
Description
Technical field
The utility model belongs to mine rescue equipment technical field, is specifically related to a kind of great Rong rope amount safe lifting device.
Background technology
When down-hole accident causes miner stranded, mine safety bont can be used as elevator system.For guaranteeing the safety of rescuing personnel in lifting process, bont requires higher safety factor.Owing to there is no the bont of special mining rescue design, the traditional winch of current more employing is as bont, its shortcoming is the accurate control that cannot realize rescue outfit lifting and lowering velocity, and because the relief well degree of depth is large, bad environments, in lifting process, the bont fluctuation of load is large, velocity jump leads to rope-broken accident to use general winch easily to occur, causes the secondary injury of equipment destruction and personnel.
Utility model content
For solving the technical matters of existing existence, the utility model embodiment provides a kind of great Rong rope amount safe lifting device.
For achieving the above object, the technical scheme of the utility model embodiment is achieved in that
The utility model embodiment discloses a kind of great Rong rope amount safe lifting device, and this device comprises frame, cylinder, rotating shaft, planetary wheel hydraulic brake, end cap, clutch shaft bearing, sleeve, the second bearing, winch motor, often drives brake clamp, normally closed safety tongs; Described cylinder by rotating shaft and frame hinged, described sleeve and frame are bolted to connection, described clutch shaft bearing and frame hinged, described planetary wheel hydraulic brake and sleeve hinged, described second bearing and sleeve hinged, describedly often open brake clamp, both sides that normally closed safety tongs is fixedly installed in frame; Described winch motor is fixedly connected with cylinder through planetary wheel hydraulic brake.
In such scheme, this device also comprises electrohydraulic control unit, and described electrohydraulic control power supply comprises pump, the first 2/2-way electromagnetic valve, reducing valve, three position four-way electromagnetic valve, energy storage, the first two-bit triplet electromagnetic valve, 3-position-3-way hydraulic operated valve, two four-way hydraulic operated valves, the second two-bit triplet electromagnetic valve, decompression by pass valve, the second 2/2-way electromagnetic valve, by pass valve, the P mouth of described pump is connected with three position four-way electromagnetic valve with the first 2/2-way electromagnetic valve respectively, the A of described three position four-way electromagnetic valve, B mouth is connected with winch motor, the outlet of described first 2/2-way electromagnetic valve is connected with reducing valve, loop after described reducing valve connects by pass valve, pressure oil is connected with energy storage by check valve after reducing valve, described energy storage communicates with the first two-bit triplet electromagnetic valve and the second two-bit triplet electromagnetic valve, the outlet of described first two-bit triplet electromagnetic valve is connected with the rod chamber of normally closed safety tongs, the oil outlet of described second two-bit triplet electromagnetic valve is connected with the second two-bit triplet electromagnetic valve, described two four-way hydraulic operated valves are connected with the second two-bit triplet electromagnetic valve oil outlet with energy storage, the oil outlet of described two four-way hydraulic operated valves is connected with the rodless cavity often opening brake clamp, described decompression by pass valve is connected with the second 2/2-way electromagnetic valve.
In such scheme, described electrohydraulic control unit also comprises tachogen, and described tachogen is fixedly installed in frame, is measured the rotating speed of cylinder by the boss measured on cylinder end face.
In such scheme, described electrohydraulic control unit also comprises the pressure sensor for measuring energy storage pressure, and described pressure sensor is connected between check valve and energy storage.
Compared with prior art, the beneficial effects of the utility model:
The utility model can realize the survival capsule irrelevant with load and at the uniform velocity promotes and decline; Real-time detection lifting rescue capsule or descending speed, be convenient to timely adjustment; Planetary wheel hydraulic brake is braked, often open brake clamp and normally closed safety tongs braking double insurance is guaranteed when mechanical system or hydraulic system failure, the safety of personnel and equipment.
Accompanying drawing explanation
The structural representation of a kind of great Rong rope amount safe lifting device that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the cutaway view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the right elevation of Fig. 1;
The structural representation of the sun and planet gear of a kind of great Rong rope amount safe lifting device that Fig. 5 provides for the utility model embodiment;
The functional block diagram of the electrohydraulic control unit of a kind of great Rong rope amount safe lifting device that Fig. 6 provides for the utility model embodiment.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
The utility model embodiment provides a kind of great Rong rope amount safe lifting device, as shown in Fig. 1 ~ 5, this device comprises frame 1, cylinder 2, rotating shaft 3, planetary wheel hydraulic brake 4, end cap 5, clutch shaft bearing 6, sleeve 7, second bearing 8, winch motor 9, often drives brake clamp 19, normally closed safety tongs 18; Described cylinder 2 is hinged by rotating shaft 3 and frame 1, described sleeve 7 is bolted to connection with frame 1, described clutch shaft bearing 6 is hinged with frame 1, described planetary wheel hydraulic brake 4 is hinged with sleeve 7, described second bearing 8 is hinged with sleeve 7, describedly often opens brake clamp 19, both sides that normally closed safety tongs 18 is fixedly installed in frame 1; Described winch motor 9 is fixedly connected with cylinder 2 through planetary wheel hydraulic brake 4.
As shown in Figure 6, this device also comprises electrohydraulic control unit, and described electrohydraulic control power supply comprises pump 11, first 2/2-way electromagnetic valve 12, reducing valve 13, three position four-way electromagnetic valve 14, energy storage 17, first two-bit triplet electromagnetic valve 20,3-position-3-way hydraulic operated valve 21, two four-way hydraulic operated valve 22, second two-bit triplet electromagnetic valves 23, decompression by pass valve 24, second 2/2-way electromagnetic valve 25, by pass valve 15, the P mouth of described pump 11 is connected with three position four-way electromagnetic valve 14 with the first 2/2-way electromagnetic valve 12 respectively, the A of described three position four-way electromagnetic valve 14, B mouth is connected with winch motor 9, the outlet of described first 2/2-way electromagnetic valve 12 is connected with reducing valve 13, loop after described reducing valve 13 connects by pass valve 15, pressure oil is connected with energy storage 17 by check valve after reducing valve 13, described energy storage 17 communicates with the first two-bit triplet electromagnetic valve 20 and the second two-bit triplet electromagnetic valve 23, the outlet of described first two-bit triplet electromagnetic valve 20 is connected with the rod chamber of normally closed safety tongs 18, the oil outlet of described second two-bit triplet electromagnetic valve 23 is connected with the second two-bit triplet electromagnetic valve 23, described two four-way hydraulic operated valves 22 are connected with the second two-bit triplet electromagnetic valve 23 oil outlet with energy storage 17, the oil outlet of described two four-way hydraulic operated valves 22 is connected with the rodless cavity often opening brake clamp 19, described decompression by pass valve 24 is connected with the second 2/2-way electromagnetic valve 25.
Described electrohydraulic control unit also comprises tachogen 10, and described tachogen 10 is fixedly installed in frame 1, is measured the rotating speed of cylinder by the boss measured on cylinder 2 end face.
Described electrohydraulic control unit also comprises the pressure sensor 16 for measuring energy storage 17 pressure, and described pressure sensor 16 is connected between check valve and energy storage 17.
When great Rong rope amount safe lifting device works, described first two-bit triplet electromagnetic valve 20 and the second two-bit triplet electromagnetic valve 23 are energized, two switch electromagnet commutations, to normally closed safety tongs 18 fuel feeding, described normally closed safety tongs 18 opens, now described two four-way hydraulic operated valves 22 are due to liquid controlled reversing, the rodless cavity and the fuel tank that make often to open brake clamp 19 are connected, described brake clamp 19 of often opening unclamps, now described three position four-way electromagnetic valve 14 commutates, described planetary wheel hydraulic brake 4 unclamps, and described winch motor 9 starts to drive cylinder 2 to turn round;
Described first 2/2-way electromagnetic valve 12 is often opened, and starts to energy storage 17 topping up, when detected pressures sensor 16 pressure reaches setting pressure, and described first 2/2-way electromagnetic valve 12 energising commutation topping up cut-off; When unexpected power-off, described first two-bit triplet electromagnetic valve 20 and the second two-bit triplet electromagnetic valve 23 power-off, the rod chamber of described normally closed safety tongs 18 and fuel tank are connected, described normally closed safety tongs 18 clamps, described energy storage 17 pressure oil is acted on by two four-way hydraulic operated valves 22 and often opens brake clamp 19 rodless cavity, brake clamp 19 is often opened in Compress Spring clamping, and system is braked rapidly; When cylinder 2 exceeds the speed limit generation, adjustment decompression by pass valve 24 pressure, described second two-bit triplet electromagnetic valve 23 commutates, delivery pressure increases, acted on by two four-way hydraulic operated valves 22 and often open brake clamp 19 rodless cavity, Compress Spring is closed often opens brake clamp 19 brake drum 2, and described cylinder 2 rotating speed reduces.
Claims (4)
1. a great Rong rope amount safe lifting device, it is characterized in that, this device comprises frame (1), cylinder (2), rotating shaft (3), planetary wheel hydraulic brake (4), end cap (5), clutch shaft bearing (6), sleeve (7), the second bearing (8), winch motor (9), often drives brake clamp (19), normally closed safety tongs (18); Described cylinder (2) is hinged by rotating shaft (3) and frame (1), described sleeve (7) and frame (1) are bolted to connection, described clutch shaft bearing (6) is hinged with frame (1), described planetary wheel hydraulic brake (4) is hinged with sleeve (7), described second bearing (8) and sleeve (7) are hinged, describedly often open brake clamp (19), both sides that normally closed safety tongs (18) is fixedly installed in frame (1); Described winch motor (9) is fixedly connected with cylinder (2) through planetary wheel hydraulic brake (4).
2. great Rong rope amount safe lifting device according to claim 1, it is characterized in that, this device also comprises electrohydraulic control unit, and described electrohydraulic control power supply comprises pump (11), the first 2/2-way electromagnetic valve (12), reducing valve (13), three position four-way electromagnetic valve (14), energy storage (17), the first two-bit triplet electromagnetic valve (20), 3-position-3-way hydraulic operated valve (21), two four-way hydraulic operated valves (22), the second two-bit triplet electromagnetic valve (23), decompression by pass valve (24), the second 2/2-way electromagnetic valve (25), by pass valve (15); the P mouth of described pump (11) is connected with three position four-way electromagnetic valve (14) with the first 2/2-way electromagnetic valve (12) respectively, the A of described three position four-way electromagnetic valve (14), B mouth is connected with winch motor (9), the outlet of described first 2/2-way electromagnetic valve (12) is connected with reducing valve (13), loop after described reducing valve (13) connects by pass valve (15), pressure oil is connected with energy storage (17) by check valve after reducing valve (13), described energy storage (17) communicates with the first two-bit triplet electromagnetic valve (20) and the second two-bit triplet electromagnetic valve (23), the outlet of described first two-bit triplet electromagnetic valve (20) is connected with the rod chamber of normally closed safety tongs (18), the oil outlet of described second two-bit triplet electromagnetic valve (23) is connected with the second two-bit triplet electromagnetic valve (23), described two four-way hydraulic operated valves (22) are connected with the second two-bit triplet electromagnetic valve (23) oil outlet with energy storage (17), the oil outlet of described two four-way hydraulic operated valves (22) is connected with the rodless cavity often opening brake clamp (19), described decompression by pass valve (24) is connected with the second 2/2-way electromagnetic valve (25).
3. great Rong rope amount safe lifting device according to claim 2, it is characterized in that: described electrohydraulic control unit also comprises tachogen (10), described tachogen (10) is fixedly installed in frame (1), is measured the rotating speed of cylinder by the boss measured on cylinder (2) end face.
4. the great Rong rope amount safe lifting device according to Claims 2 or 3, it is characterized in that: described electrohydraulic control unit also comprises the pressure sensor (16) for measuring energy storage (17) pressure, and described pressure sensor (16) is connected between check valve and energy storage (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420718280.5U CN204251165U (en) | 2014-11-26 | 2014-11-26 | A kind of great Rong rope amount safe lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420718280.5U CN204251165U (en) | 2014-11-26 | 2014-11-26 | A kind of great Rong rope amount safe lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204251165U true CN204251165U (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420718280.5U Withdrawn - After Issue CN204251165U (en) | 2014-11-26 | 2014-11-26 | A kind of great Rong rope amount safe lifting device |
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| Country | Link |
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| CN (1) | CN204251165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104444738A (en) * | 2014-11-26 | 2015-03-25 | 中煤科工集团西安研究院有限公司 | Safely lifting device with large rope capacity and control method thereof |
-
2014
- 2014-11-26 CN CN201420718280.5U patent/CN204251165U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104444738A (en) * | 2014-11-26 | 2015-03-25 | 中煤科工集团西安研究院有限公司 | Safely lifting device with large rope capacity and control method thereof |
| CN104444738B (en) * | 2014-11-26 | 2017-08-22 | 中煤科工集团西安研究院有限公司 | Large-rope-capacity safe lifting device and its control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Qingxiu Inventor after: Tian Hongliang Inventor after: Fan Dong Inventor after: Chang Jianghua Inventor after: Lu Feifei Inventor after: He Binjie Inventor after: Gao Yong Inventor after: Wang Ruize Inventor before: Tian Hongliang Inventor before: Fan Dong Inventor before: Chang Jianghua Inventor before: Lu Feifei Inventor before: He Binjie Inventor before: Gao Yong Inventor before: Wang Ruize |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: TIAN HONGLIANG FAN DONG CHANG JIANGHUA LU FEIFEI HE BINJIE GAO YONG WANG RUIZE TO: LIU QINGXIU TIAN HONGLIANG FAN DONG CHANG JIANGHUA LU FEIFEI HE BINJIE GAO YONG WANG RUIZE |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150408 Effective date of abandoning: 20170822 |