CN207645683U - A kind of crane transmission device - Google Patents
A kind of crane transmission device Download PDFInfo
- Publication number
- CN207645683U CN207645683U CN201721641978.1U CN201721641978U CN207645683U CN 207645683 U CN207645683 U CN 207645683U CN 201721641978 U CN201721641978 U CN 201721641978U CN 207645683 U CN207645683 U CN 207645683U
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- CN
- China
- Prior art keywords
- steel wire
- wire rope
- winding drum
- spare
- electric block
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of crane transmission devices, including electric block casing, thread groove, spare steel wire rope and velocity sensor, the electric block casing is internally provided with winding drum, the provided circumferentially about of the winding drum has thread groove, the centre of the winding drum to be provided with spare steel wire rope.The utility model has the beneficial effects that：Velocity sensor is set on link block by being linked up in lifting, monitor the movement speed of hook in real time, after the movement speed of hook is more than a certain limit value, electromagnetic brake can be by main shaft locking, the freely falling body for effectively preventing hook threatens to surface personnel, increases the security performance of whole equipment；Slot is threaded on roller so that steel wire rope orderly can be arranged in roller during withdrawal, is not occurred at the case where somewhere is accumulated on roller, is not interfered with the transmission of whole equipment more, ensure being smoothed out for work.
Description
Technical field
The utility model belongs to technical field of crane equipment, and in particular to a kind of crane transmission device.
Background technology
Electric block is a kind of extraordinary lifting equipment, is mounted on overhead traveling crane, on gantry crane, electric block have it is small,
It is easy to operate from heavy and light, it is easy to use the features such as, be used for industrial and mining enterprises, storage, the places such as harbour.Electric block is compact-sized,
Electrical axis uses worm gearing perpendicular to the electric block of spool axis.The chief component of steel-wire rope type electric block
Including:Retarder, operating mechanism, roll device, hook gear, shaft coupling, flexible-cable electric current introducer, limiter etc..Steel wire rope
Electric block is one of common lifting equipment such as factory, mine, harbour, warehouse, goods yard, shop, is to improve labor efficiency, change
The indispensability machinery of kind working condition.It is 8 ms/min that steel-wire rope type electric block, which promotes speed, and lifting weight is at 0.5 ton to 10 tons, steel
The length of cord can carry out customized according to customer requirement.It is light-weight, small, compact-sized, description is more, operation is flat
Surely, easy to operate, it is easy to use.They can do straight, bending, cycle overhead rail and use in the same plane,
It can also be using I-steel to be used on the cranes such as the electric single-beam of track, manual single-beam, bridge-type, suspension, cantilever, gantry.
Electric block is widely used in the occasions such as factory, warehouse, harbour, power station, logging headquarter.
The lifting equipment of the prior art has the following problems：1, electric block break down and it is unattended when, main transmission
Axis may quick rotation, cause lifting hook rapidly fall downwards, threaten to the staff on ground；2, steel wire rope
During rising is wrapped in roller, steel wire rope may be caused to block roller since wirerope-winding is uneven, influenced
The even running of internal main shaft, the serious damage that can lead to equipment.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of crane transmission device,
Have the characteristics that security performance is high.
To achieve the above object, the utility model provides the following technical solutions：A kind of crane transmission device, including electricity
Dynamic cucurbit casing, thread groove, spare steel wire rope and velocity sensor, the electric block casing are internally provided with coiling rolling
Cylinder, the provided circumferentially about of the winding drum have thread groove, and the centre of the winding drum is provided with spare steel wire rope, described standby
The side of steel wire rope is provided with the first steel wire rope, and the other side of spare steel wire rope is provided with the second steel wire rope, described first
Steel wire rope, the second steel wire rope and spare steel wire rope are installed on thread groove, and the winding drum is internally provided with main shaft,
The side of the winding drum is equipped with shaft coupling, and the other side of the shaft coupling is provided with electromagnetic brake, the electromagnetic system
Dynamic device and shaft coupling are installed on the circumference of main shaft, and the side of the electric block casing is provided with sun nut, and electricity
The other side of dynamic cucurbit casing is equipped with motor, and the motor is connected on main shaft, the top of the electric block casing
Portion's setting is provided with four symmetrical cunnings there are two symmetrical sliding connection block between two sliding connection blocks
Wheel group is equipped with link block below the electric block casing, velocity sensor, the connection is provided on the link block
Lifting hook is provided with below block.
Preferably, the link block is connected to winding drum by the first steel wire rope, the second steel wire rope and spare steel wire rope
On.
Preferably, the connection type of the thread groove and the first steel wire rope, the second steel wire rope and spare steel wire rope is card
Close connection.
Preferably, it is controlled and is connected by PLC controller between the velocity sensor and electromagnetic brake and motor.
Preferably, the connection type of the main shaft and shaft coupling, electromagnetic brake and winding drum is socket.
Preferably, the electric block casing is an integral structure with sliding connection block.
Compared with prior art, the utility model has the beneficial effects that：
1, velocity sensor is arranged on link block by being linked up in lifting in the utility model, monitors the mobile speed of hook in real time
Degree, after the movement speed of hook is more than a certain limit value, main shaft locking can be effectively prevented hook by electromagnetic brake
Freely falling body threatens to surface personnel, increases the security performance of whole equipment.
2, the utility model is threaded slot on roller so that steel wire rope orderly can be arranged in during withdrawal
In roller, the case where somewhere is accumulated on roller is not occurred at, the transmission of whole equipment is not interfered with more, has ensured work
It is smoothed out.
3, the utility model is provided with three strand steel wire ropes on roller and hook connects, and increases hook in hooking cargo transport object
Mobile stability, intermediate steel wire rope do spare, when other two steel wire ropes are broken, immediately can sustain pulling force,
So that the operation of equipment is more safe and reliable.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the vertical view of the utility model；
In figure：1, sun nut；2, electromagnetic brake；3, shaft coupling；4, main shaft；5, sliding connection block；6, pulley blocks；
7, winding drum；8, electric block casing；9, thread groove；10, motor；11, the first steel wire rope；12, velocity sensor；13、
Lifting is linked up with；14, the second steel wire rope；15, spare steel wire rope；16, link block.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides following technical scheme：A kind of crane transmission device, including it is electronic
Cucurbit casing 8, thread groove 9, spare steel wire rope 15 and velocity sensor 12, electric block casing 8 are internally provided with coiling rolling
Cylinder 7, the provided circumferentially about of winding drum 7 has thread groove 9, the centre of winding drum 7 to be provided with spare steel wire rope 15, spare steel wire
The side of rope 15 is provided with the first steel wire rope 11, and the other side of spare steel wire rope 15 is provided with the second steel wire rope 14, the first steel
Cord 11, the second steel wire rope 14 and spare steel wire rope 15 are installed on thread groove 9, thread groove 9 and the first steel wire rope 11, second
The connection type of steel wire rope 14 and spare steel wire rope 15 is to be connected together, and winding drum 7 is internally provided with main shaft 4, around
The side of line roller 7 is equipped with shaft coupling 3, and the other side of shaft coupling 3 is provided with electromagnetic brake 2, electromagnetic brake 2 and shaft coupling
Device 3 is installed on the circumference of main shaft 4, the connection type of main shaft 4 and shaft coupling 3, electromagnetic brake 2 and winding drum 7
Be socket, the side of electric block casing 8 is provided with sun nut 1, and the other side of electric block casing 8 be equipped with it is electronic
Machine 10 is controlled by PLC controller between velocity sensor 12 and electromagnetic brake 2 and motor 10 and is connected, motor 10
It is connected on main shaft 4, there are two symmetrical sliding connection block 5, electric block machines for the top setting of electric block casing 8
Shell 8 is an integral structure with sliding connection block 5, and four symmetrical pulley blocks 6 are provided between two sliding connection blocks 5,
The lower section of electric block casing 8 is equipped with link block 16, and link block 16 passes through the first steel wire rope 11, the second steel wire rope 14 and spare
Steel wire rope 15 is connected on winding drum 7, and velocity sensor 12 is provided on link block 16, and the lower section of link block 16 has been provided with
13 are linked up with again.
Electromagnetic brake 2 is the known technology of the extensive utilization and daily life that have disclosed, electromagnetism in the utility model
Brake is a kind of connector that master end torsion is communicated to passive side, can be cut off or brake according to free combination is needed,
Easy to operate with compact-sized, response is sensitive, and the service life is permanent, using reliable, it is easy to accomplish the advantages that far distance controlled.Electricity
Magnetic brake is a kind of ideal automated execution element in modern industry, mainly risen in machine driven system passing power and
The effects that controlled motion.
The operation principle and process for using of the utility model：When the utility model is used, the article that need to be allocated and transported is placed on
On lifting hook 13, motor 10 is opened so that whole equipment brings into operation, and motor 10 drives main shaft 4 to operate, main shaft
4 drive the operating of winding drums 7, rotating and reverse for winding drum 7 to drive the first steel wire rope 11, the second steel wire rope 14 and spare
The raising and lowering of steel wire rope 15 drives the raising and lowering of article, when article rises, the first steel wire rope 11, the second steel wire
Rope 14 and spare steel wire rope 15 can be fastened in the thread groove 9 on winding drum 7, when device fails lifting hook 13 not by
Velocity sensor 12 can experience abnormal speed when the movement of falling object occurs for control, and signal is occurred to electromagnetic braking
Device 2 and motor 10, the main shaft 4 allow stop operating rapidly, to prevent safety accident occurs.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of crane transmission device, including electric block casing (8), thread groove (9), spare steel wire rope (15) and speed
Sensor (12), it is characterised in that：The electric block casing (8) is internally provided with winding drum (7), the winding drum
(7) provided circumferentially about has thread groove (9), and the centre of the winding drum (7) is provided with spare steel wire rope (15), described spare
The side of steel wire rope (15) is provided with the first steel wire rope (11), and the other side of spare steel wire rope (15) is provided with the second steel wire rope
(14), first steel wire rope (11), the second steel wire rope (14) and spare steel wire rope (15) are installed on thread groove (9), institute
That states winding drum (7) is internally provided with main shaft (4), and the side of the winding drum (7) is equipped with shaft coupling (3), described
The other side of shaft coupling (3) is provided with electromagnetic brake (2), and the electromagnetic brake (2) and shaft coupling (3) are installed in main turn
On the circumference of axis (4), the side of the electric block casing (8) is provided with sun nut (1), and electric block casing (8)
The other side is equipped with motor (10), and the motor (10) is connected on main shaft (4), the electric block casing (8)
Top setting is provided with symmetrically between two sliding connection blocks (5) there are two symmetrical sliding connection block (5)
Four pulley blocks (6), link block (16) is installed below the electric block casing (8), is set on the link block (16)
It is equipped with velocity sensor (12), lifting hook (13) is provided with below the link block (16).
2. a kind of crane transmission device according to claim 1, it is characterised in that：The link block (16) passes through
One steel wire rope (11), the second steel wire rope (14) and spare steel wire rope (15) are connected on winding drum (7).
3. a kind of crane transmission device according to claim 1, it is characterised in that：The thread groove (9) and first
The connection type of steel wire rope (11), the second steel wire rope (14) and spare steel wire rope (15) is to be connected together.
4. a kind of crane transmission device according to claim 1, it is characterised in that：The velocity sensor (12) with
It is controlled and is connected by PLC controller between electromagnetic brake (2) and motor (10).
5. a kind of crane transmission device according to claim 1, it is characterised in that：The main shaft (4) and shaft coupling
The connection type of device (3), electromagnetic brake (2) and winding drum (7) is socket.
6. a kind of crane transmission device according to claim 1, it is characterised in that：The electric block casing (8)
It is an integral structure with sliding connection block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721641978.1U CN207645683U (en) | 2017-11-30 | 2017-11-30 | A kind of crane transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721641978.1U CN207645683U (en) | 2017-11-30 | 2017-11-30 | A kind of crane transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207645683U true CN207645683U (en) | 2018-07-24 |
Family
ID=62882056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721641978.1U Expired - Fee Related CN207645683U (en) | 2017-11-30 | 2017-11-30 | A kind of crane transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207645683U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108002260A (en) * | 2017-11-30 | 2018-05-08 | 无锡市汇鼎金属制管有限公司 | A kind of crane transmission device |
| CN110329943A (en) * | 2019-08-15 | 2019-10-15 | 河南恒远恒山工业有限公司 | A kind of low quiet empty electric hoist crane |
| CN112591638A (en) * | 2021-01-15 | 2021-04-02 | 四川仕源潼隆商贸有限公司 | Mousing-hook hoisting device with fracture emergency protection |
-
2017
- 2017-11-30 CN CN201721641978.1U patent/CN207645683U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108002260A (en) * | 2017-11-30 | 2018-05-08 | 无锡市汇鼎金属制管有限公司 | A kind of crane transmission device |
| CN110329943A (en) * | 2019-08-15 | 2019-10-15 | 河南恒远恒山工业有限公司 | A kind of low quiet empty electric hoist crane |
| CN110329943B (en) * | 2019-08-15 | 2024-02-20 | 河南恒远恒山工业有限公司 | Low-static electric hoist crane |
| CN112591638A (en) * | 2021-01-15 | 2021-04-02 | 四川仕源潼隆商贸有限公司 | Mousing-hook hoisting device with fracture emergency protection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 Termination date: 20181130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |