CN201330126Y - Explosion-protection bridge crane - Google Patents
Explosion-protection bridge crane Download PDFInfo
- Publication number
- CN201330126Y CN201330126Y CNU2008201430577U CN200820143057U CN201330126Y CN 201330126 Y CN201330126 Y CN 201330126Y CN U2008201430577 U CNU2008201430577 U CN U2008201430577U CN 200820143057 U CN200820143057 U CN 200820143057U CN 201330126 Y CN201330126 Y CN 201330126Y
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- China
- Prior art keywords
- explosion
- proof
- dolly
- cart
- trolley
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to an explosion-protection bridge crane, which comprises a bridge rack formed through that end beams are fixedly mounted at the end parts of two parallel main beams. A trolley track is mounted on the main beams; a cable slideway and a flashlight door operating system are mounted on the side surface of each main beam; a cart explosion-protection drive device is mounted on two end beams of the bridge rack and a trolley device and a trolley rack are arranged on the trolley track; and two trolley explosion-protection lifting devices and two trolley explosion-protection drive devices are mounted on the trolley rack in parallel. The utility model has the advantages that when one of the two trolley explosion-protection drive devices fails to work, the other can normally operates, so that not only the uninterrupted working can be guaranteed, but also the work efficiency is greatly improved. The crane also has the advantages of stable running, safe, reliable and flexible operation and reliable brake, and is particularly suitable for key industries such as military industry.
Description
Technical field
The utility model belongs to the hoisting crane technical field, particularly relates to a kind of overhead explosion-proof crane.
Background technology
Crane in bridge type of the prior art is to be made of two parallel girders, end carriage, crane span structure, carriage device and explosion-proof electrification control system.On the girder of crane span structure, trolley track is housed, carriage device is installed on the trolley track, the cart actuating device is housed on the end carriage of crane span structure.The carriage device structure comprises, the dolly jack up unit that is made of the reel that has steel rope and suspension hook, lifting motor, hoist retarder and hoist brake is housed on the trolley frame, a cover drive car that is made of dolly retarder and vehicle motor and car brake also is housed on trolley frame.Described cart actuating device is concrete to be constituted and is, is made of cart retarder and cargo motor and big vehicle brake, and electric control system is made of control box, cable runner device, control operation system.Though above-mentioned hoisting crane has the simple advantage of complete machine structure, because each lifting motor, hoist retarder and hoist brake all do not possess explosion prevention function, therefore can't operation under inflammable and explosive environment, so be subjected to using the restriction of industrial and mineral.When actuating device broke down in case generation cart, dolly hoist, hoisting crane was with regard to cisco unity malfunction, and the reparation needs for a long time, not only have a strong impact on manufacturing schedule, but also can cause the certain economic loss.
Summary of the invention
The utility model provides a kind of simple in structure, overhead explosion-proof crane of normal operation continuously for solving the technical matters that exists in the known technology.
The technical scheme that the utility model is taked for the technical matters that exists in the solution known technology is: overhead explosion-proof crane, the end that comprises two parallel girders respectively is fixed with the crane span structure that end carriage constitutes, on two girders, trolley track is housed, cable slideway and torch door operation system are equipped with in two girder sides, on each termination of crane span structure two end carriages, the cart actuating device is installed all, it is characterized in that: carriage device and trolley frame are installed on trolley track, parallel installation two cover explosion-proof jack up units of dolly and the explosion-proof actuating device of two cover dollies on the described trolley frame, described cart actuating device is explosion-proof actuating device.
The utility model can also adopt following technical scheme:
The concrete structure of the explosion-proof jack up unit of described dolly is, hoisting drum is installed on trolley frame, the retarder that hoists is housed on the reel, hoist and explosion-proof lifting motor is housed on the retarder, the explosion-proof drg that hoists is housed on the explosion-proof lifting motor, the parallel explosion-proof electrification control box that is equipped with of two hoisting drum sides also is being wound with the steel rope that mounts suspension hook on it on the hoisting drum.
The concrete structure of the explosion-proof actuating device of described dolly is the dolly retarder to be installed, installation dolly fire proof motor on the dolly retarder, the explosion-proof drg of installation dolly on the dolly fire proof motor on trolley frame.
The explosion-proof actuating device of described dolly all is equipped with set of wheels, and frame is equipped with adapter shaft between set of wheels.
The concrete structure of the explosion-proof actuating device of described cart is the cart retarder to be installed, installation cart fire proof motor on the cart retarder, the explosion-proof drg of installation cart on the cart fire proof motor on the end carriage of crane span structure.
Advantage and the good effect that the utlity model has are: because wheeling mechanism has been carried out the improvement of substantive structure, promptly the explosion-proof actuating device of dollies is overlapped in parallel installation two on trolley frame, set of wheels all is housed on explosion-proof actuating device, frame is equipped with adapter shaft between set of wheels, therefore when in the explosion-proof actuating device of two cover dollies wherein one when overlapping the drive car et out of order, the explosion-proof actuating device of another set of dolly still can normal operation, when guaranteeing uninterruptedly, connecting work, improved work efficiency greatly.And motor is all selected fire proof motor for use; protection second drg is housed in the fire proof motor; in the machine winding, housing all is equipped with temperature monitor outward and matches with temperature relay in the explosion-proof electrification control system, played further protective effect, it is safer, reliable that this hoisting crane is moved.In addition, the utility model complete machine operates steadily, flexible operation, and braking is reliable, is specially adapted to important industries such as military project.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the utility model carriage device structural representation;
Fig. 4 is 3 birds-eye view.
Among the figure: 1, carriage device; 1-1, explosion-proof drg; 1-2, explosion-proof lifting motor; 1-3, retarder hoists; 1-4, hoisting drum; 1-5, steel rope; 1-6, suspension hook; 1-7, adapter shaft; 1-8, explosion-proof drg; 1-9, vehicle motor; 1-10, dolly retarder; 1-11, trolley frame; 1-12, set of wheels; 1-13, explosion-proof electrification control box; 2, trolley track; 3, cart fire proof motor; 4, cart retarder; 5, end carriage; 6, girder; 7, the explosion-proof drg of cart; 8, cable slideway; 9, torch door operation system.
The specific embodiment
For further understanding summary of the invention of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
See also Fig. 1-Fig. 4, overhead explosion-proof crane, the end that is included in two parallel girders 6 respectively is fixed with the crane span structure that end carriage 5 constitutes, on two girders 6, trolley track 2 is housed, cable slideway 8 and torch door operation system 9 are equipped with in two girder sides, the explosion-proof actuating device of cart all is installed on each termination of crane span structure two end carriages 5, carriage device 1 and trolley frame 1-11 are installed on trolley track 2, parallel installation two cover explosion-proof jack up units of dolly and the explosion-proof actuating device of two cover dollies on the described trolley frame.The concrete structure of the explosion-proof jack up unit of described dolly is, hoisting drum 1-4 is installed on trolley frame 1-11, the retarder 1-3 that hoists is housed on the hoisting drum, hoist and explosion-proof lifting motor 1-2 is housed on the retarder, explosion-proof lifting motor is equipped with the explosion-proof drg 1-1 that hoists, the parallel explosion-proof electrification control box 1-13 that is equipped with of two hoisting drum sides also is being wound with the steel rope 1-5 that mounts suspension hook 1-6 on it on the hoisting drum.The concrete structure of the explosion-proof actuating device of described dolly is dolly retarder 1-10 to be installed, installation dolly fire proof motor 1-9 on the dolly retarder, the explosion-proof drg 1-8 of installation dolly on the dolly fire proof motor on trolley frame 1-11.At the explosion-proof actuating device of dolly set of wheels 1-12 is housed all, frame is equipped with adapter shaft 1-7 between set of wheels.The concrete structure of the explosion-proof actuating device of described cart is on the end carriage 5 of crane span structure cart retarder 4 to be installed, installation cart fire proof motor 3 on the cart retarder, the explosion-proof drg 7 of installation cart on the cart fire proof motor.
The utility model has three-dimensional motion, includes hoisting of the operation of cart device and carriage device operation and dolly jack up unit, and it drives the complete machine operation by cart fire proof motor 3 by cart retarder 4.
Principle of work of the present utility model is:
The explosion-proof actuating device of two cover carts is housed respectively on the end carriage 5 of crane span structure, and therefore the explosion-proof actuating device of a cover cart on one of them end carriage is damaged, and the cart in this hoisting crane still can normal operation.Also owing to be provided with the explosion-proof jack up unit of two cover dollies in the carriage device 1 in this hoisting crane, the shared suspension hook 1-6 of the two cover explosion-proof jack up units of dolly, and the explosion-proof jack up unit of two cover dollies can work alone separately, also can co-operation, so when taking place after wherein the explosion-proof jack up unit of a cover dolly is damaged, the explosion-proof jack up unit of another set of dolly can be finished the action that hoists equally.Again owing to include the two cover explosion-proof actuating device of dolly and set of wheels 1-12 and the such textural associations of adapter shaft 1-7 in the carriage device operating unit, can finish the run action of carriage device 1 jointly, so wherein the explosion-proof actuating device of a cover dolly is damaged, the explosion-proof actuating device of another set of dolly also can normally be finished the action of carriage device 1.And all hoist, big vehicle motor all selects fire proof motor for use; this fire proof motor has behind first brake failure; delay time after 0.3 second; protection is worked with second drg; and in the winding of motor and the outer all dresses of housing the interior thermal relay of temperature control monitor and explosion-proof control box also be housed be connected; played further protective effect, made safer, the more failure-free operation of this equipment.
Claims (5)
1. overhead explosion-proof crane, the end that comprises two parallel girders respectively is fixed with the crane span structure that end carriage constitutes, on two girders, trolley track is housed, cable slideway and torch door operation system are equipped with in two girder sides, on each termination of crane span structure two end carriages, the cart actuating device is installed all, it is characterized in that: carriage device and trolley frame are installed on trolley track, parallel installation two cover explosion-proof jack up units of dolly and the explosion-proof actuating device of two cover dollies on the described trolley frame, described cart actuating device is explosion-proof actuating device.
2. overhead explosion-proof crane according to claim 1, it is characterized in that: the concrete structure of the explosion-proof jack up unit of described dolly is, hoisting drum is installed on trolley frame, the retarder that hoists is housed on the reel, hoist and explosion-proof lifting motor is housed on the retarder, explosion-proof lifting motor is equipped with the explosion-proof drg that hoists, and the parallel explosion-proof electrification control box that is equipped with of two hoisting drum sides also is being wound with the steel rope that mounts suspension hook on it on the hoisting drum.
3. overhead explosion-proof crane according to claim 1, it is characterized in that: the concrete structure of the explosion-proof actuating device of described dolly is, the dolly retarder is installed on trolley frame, the dolly fire proof motor is installed on the dolly retarder, the explosion-proof drg of dolly is installed on the dolly fire proof motor.
4. overhead explosion-proof crane according to claim 3 is characterized in that: the explosion-proof actuating device of described dolly all is equipped with set of wheels, and frame is equipped with adapter shaft between set of wheels.
5. overhead explosion-proof crane according to claim 1, it is characterized in that: the concrete structure of the explosion-proof actuating device of described cart is, the cart retarder is installed on the end carriage of crane span structure, the cart fire proof motor is installed on the cart retarder, the explosion-proof drg of cart is installed on the cart fire proof motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201430577U CN201330126Y (en) | 2008-11-14 | 2008-11-14 | Explosion-protection bridge crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201430577U CN201330126Y (en) | 2008-11-14 | 2008-11-14 | Explosion-protection bridge crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201330126Y true CN201330126Y (en) | 2009-10-21 |
Family
ID=41223500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201430577U Expired - Fee Related CN201330126Y (en) | 2008-11-14 | 2008-11-14 | Explosion-protection bridge crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201330126Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776034A (en) * | 2016-05-17 | 2016-07-20 | 无锡石油化工起重机有限公司 | Explosion-poof bridge crane |
| CN105800462A (en) * | 2016-05-16 | 2016-07-27 | 无锡石油化工起重机有限公司 | Anti-explosion electric single beam crane |
| CN108128705A (en) * | 2018-01-30 | 2018-06-08 | 无锡石油化工起重机有限公司 | The overhead explosion-proof crane of dangerous material bracket is installed |
| CN109850756A (en) * | 2018-12-27 | 2019-06-07 | 李芳龙 | A kind of new type explosion proof crane |
-
2008
- 2008-11-14 CN CNU2008201430577U patent/CN201330126Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105800462A (en) * | 2016-05-16 | 2016-07-27 | 无锡石油化工起重机有限公司 | Anti-explosion electric single beam crane |
| CN105776034A (en) * | 2016-05-17 | 2016-07-20 | 无锡石油化工起重机有限公司 | Explosion-poof bridge crane |
| CN108128705A (en) * | 2018-01-30 | 2018-06-08 | 无锡石油化工起重机有限公司 | The overhead explosion-proof crane of dangerous material bracket is installed |
| CN109850756A (en) * | 2018-12-27 | 2019-06-07 | 李芳龙 | A kind of new type explosion proof crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20111114 |