CN203582379U - Chain hoist - Google Patents
Chain hoist Download PDFInfo
- Publication number
- CN203582379U CN203582379U CN201320619343.7U CN201320619343U CN203582379U CN 203582379 U CN203582379 U CN 203582379U CN 201320619343 U CN201320619343 U CN 201320619343U CN 203582379 U CN203582379 U CN 203582379U
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- China
- Prior art keywords
- wheel
- chain
- hoisting
- gear
- chain hoist
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Abstract
The utility model relates to a chain hoist which comprises a hand chain wheel, a manual chain and a gear shaft, wherein the manual chain is carried on the hand chain wheel and used for driving the hand chain wheel, and the hand chain wheel drives the gear shaft. The chain hoist further comprises a first hoisting chain wheel, a gear set, a second hoisting chain wheel and an endless hoisting chain, wherein the first hoisting chain wheel is sleeved on the gear shaft and rotates along with the gear shaft synchronously; the gear set is provided with a driving wheel and a driven wheel, the driving wheel is sleeved on the gear shaft and rotates along with the gear shaft synchronously, and the driven wheel drives a transmission shaft to rotate; the second hoisting chain wheel is sleeved on the transmission shaft and rotates along with the transmission shaft synchronously; a buffering region section is reserved after the endless hoisting chain bypasses the first hoisting chain wheel in a clockwise winding direction or an anticlockwise winding direction, and then the endless hoisting chain bypasses the second hoisting chain wheel in the winding direction opposite to the first hoisting chain wheel and returns to the first hoisting chain wheel after a loading region section is reserved. The chain hoist greatly speeds up hoisting of heavy objects, is especially applicable to heavy objects needing long-distance hoisting, and increases hoisting efficiency accordingly.
Description
Technical field
The utility model relates to a kind of chain block.
Background technology
Chain block, also referred to as " ring-chain hoist " or " jack ", is Manual hoisting machinery easy to carry, and hoisting capacity is generally 0.5 ton～50 tons, is substantially no more than 100 tons, and lifting altitude is conventionally in 30 meters.Be applicable to the production and construction of factory, miner, agricultural, electric power, building, goods lifting, vehicle handling etc., especially for outdoor and non-transformer operation, more have its important function.Chain block, except can be used alone, can support the use composition and pulls lifting travelling bogie with the various electrified monorail system that pulls, and realizes the function of left and right walking lifting heavy, is applicable to the built on stilts transportation of single track, on mono beam crane in bridge type and cantilever derrick.
The basic structure of chain block comprises: hoisting device, manual-chain, bangle wheel etc.When chain block is upwards during lifting heavy, drop manual-chain, hand sprocket rotation, by a shared gear wheel shaft, rotation is delivered to hoisting device.Hoisting device also comprises the chain hoist wheel that is fixed on gear wheel shaft and for carrying the hoisting chain of weight except this gear wheel shaft.By keyway, coordinate chain hoist wheel can synchronously be rotated along with gear wheel shaft, drive thus hoisting chain, thus lifting heavy reposefully.Reverse operation manual-chain during decline, makes gear wheel shaft drive chain hoist wheel reverse direction operation, thereby steadily declines weight.
For chain block, conventional hoisting device comprises a chain hoist wheel and a hoisting chain, and the speed of hoisting chain lifting is consistent with the rotating speed of bangle wheel.But this obviously has counteracting, defect consuming time for the very high situation of lifting altitude, also can further cause the undue consumption of complicated operation and the manpower of chain block.
As can be seen here, anxious a kind of improved chain block to be supplied is to solve the problems of the technologies described above or at least to improve the current use circumstances in this area.
Utility model content
Therefore, according to the utility model, provide a kind of chain block, it comprises: it is upper for driving the manual-chain of bangle wheel and the gear wheel shaft by bangle wheel drive that bangle wheel is taken turns, is carried on to bangle.Chain block of the present utility model also comprises: the first chain hoist wheel, and this first heavy chain wheel is nested with on described gear wheel shaft and with gear wheel shaft and synchronously rotates; Have the gear cluster of driving wheel and flower wheel, this driving wheel is nested with on described gear wheel shaft and with gear wheel shaft and synchronously rotates, and this flower wheel drives transmission shaft to rotate; The second chain hoist wheel, this second chain hoist wheel is nested with on described transmission shaft and with described transmission shaft and synchronously rotates; For no reason hoisting chain, described hoisting chain reserves one section of buffer field after walking around the first chain hoist wheel with the winding direction of cw or conter clockwise, then with the winding direction contrary with the first chain hoist wheel, walk around the second chain hoist wheel, after reserving load-carrying section, get back to the first chain hoist wheel.By the setting of gear cluster, make the first chain hoist wheel and the first heavy chain wheel there is certain revolution ratio, thereby under the constant prerequisite of bangle wheel speed, increased substantially by the hoist speed of weight of this chain block, be specially adapted to the weight that needs long distance to hoist, and then improved the lifting efficiency of chain block.
According to an optimal technical scheme of the present utility model, described the first chain hoist wheel and the second chain hoist wheel can be arranged between described bangle wheel and described gear cluster.According to another optimal technical scheme of the present utility model, also can make described gear cluster be arranged between described bangle wheel and described the first chain hoist wheel and the second chain hoist wheel.Can be according to actual conditions, the such as sizes of the shell intracorporeal space of the weight of lifting weight, gear cluster and two chain hoist wheel weight proportions and whole chain block etc., select suitable arrangement.Preferably the driving wheel of gear cluster and the number of teeth of flower wheel are poor is 1.
According to an optimal technical scheme of the present utility model, described gear wheel shaft and described transmission shaft are bearing on the housing of described chain block in rotating mode respectively.For this reason, in the inner walls of chain block, can one-body moldedly there is supporting seat, in order to supporting gear axle and transmission shaft, make the rotational motion of gear wheel shaft and transmission shaft interference-free.
According to an optimal technical scheme of the present utility model, described chain block top is provided with the suspension hook for hanging this chain block.Realize thus the installation of this chain block and other equipment or fix, and be convenient to dismounting and change.
According to an optimal technical scheme of the present utility model, the load-carrying section of described hoisting chain is provided with the suspension hook for hanging weight.Such suspension hook can also replace with the parts that other are applicable to connection weight according to practical application condition.
Accompanying drawing explanation
In the mode of example, the utility model is described below with reference to accompanying drawings and only, wherein:
Fig. 1 shows the schematic diagram of an embodiment of chain block of the present utility model;
Fig. 2 shows the schematic diagram of another embodiment of chain block of the present utility model; And
Fig. 3 shows the schematic diagram of the embodiment that hoisting chain of the present utility model is wound around on two chain hoist wheels.
The specific embodiment
Fig. 1 shows the schematic diagram of an embodiment of chain block of the present utility model.Chain block 1 of the present utility model comprises: bangle is taken turns 2, is carried on the gear wheel shafts (being only shown in broken lines axial location) 4 for driving the manual-chain 3 of bangle wheel 2 and being driven by bangle wheel 2 on bangle wheel 2.On gear wheel shaft 4, be equipped with the first chain hoist wheel 5, this first chain hoist wheel 5 synchronously rotates with gear wheel shaft 4.Chain block of the present utility model is also provided with gear cluster, and gear cluster has driving wheel 6 and flower wheel 7; This driving wheel 6 is nested with on gear wheel shaft 4 and with gear wheel shaft and synchronously rotates, and this flower wheel 7 drives transmission shaft (being only shown in broken lines axial location) 8 to rotate.On transmission shaft 8, be equipped with the second chain hoist wheel 9, this second chain hoist wheel 9 synchronously rotates with transmission shaft 8.Hoisting chain 10 is stings, from the direction of bangle wheel 2 one sides, this hoisting chain 10 reserves one section of sufficiently long buffer field 11 after walking around the first chain hoist wheel 5 with the winding direction of cw (referring to Fig. 1-3) or conter clockwise (not shown), then with the winding direction contrary with the first chain hoist wheel 5, walk around the second chain hoist wheel 9, after reserving load-carrying section 12, get back to the first chain hoist wheel 5, form thus sting.
At this, the revolution ratio of the first chain hoist wheel 5 and the second chain hoist wheel 9 depends on the transmitting ratio of the gear cluster of transmission between them.The driving wheel 6 of this preferred gear cluster and the number of teeth of flower wheel 7 poor be 1, for example, when the number of teeth of driving wheel is 28, the number of teeth of flower wheel is 27.The first chain hoist wheel 5 and the second chain hoist wheel 9 can be the chain hoist wheels of identical or different size, as long as can meet the load carrying ability of carrying weight.
In the embodiment in figure 1, the first chain hoist wheel 5 and the second chain hoist wheel 9 are arranged between bangle wheel 2 and gear cluster 6,7.And in the embodiment of Fig. 2, gear cluster 6,7 is arranged between bangle wheel 3 and the first chain hoist wheel 5 and the second chain hoist wheel 9.Can be according to actual conditions, the such as sizes of the shell intracorporeal space of the weight of lifting weight, gear cluster and two chain hoist wheel weight proportions and whole chain block etc., select suitable arrangement.
Fig. 2 shows the schematic diagram of another embodiment of chain block of the present utility model.Except gear cluster 6,7 is arranged between bangle wheel 3 and two chain hoist wheels 5,9, also show the canoe of hoisting chain 10, that is: from the direction of bangle wheel 2 one sides, first hoisting chain 10 walks around the first chain hoist wheel 5 with clws winding direction, then reserve one section of sufficiently long buffer field 11, again hoisting chain 10 is walked around to the second chain hoist wheel 9 with the winding direction of conter clockwise, then reserve load-carrying section 12, finally get back to the first chain hoist wheel 5, to form the hoisting chain for no reason 10 of one whole sealing.
Fig. 3 shows the schematic diagram of the embodiment that hoisting chain of the present utility model is wound around on two chain hoist wheels.The schematic diagram of Fig. 3 is also to take turns shown in the direction of a side from bangle.Here can recognize in detail the canoe of hoisting chain 10.But also can take the mode of not shown reverse-winding, that is: first hoisting chain 10 walks around the first chain hoist wheel 5 with the winding direction of conter clockwise, then reserve one section of sufficiently long buffer field 11, again hoisting chain 10 is walked around to the second chain hoist wheel 9 with clws winding direction, then reserve load-carrying section 12, finally get back to the first chain hoist wheel 5, to form the hoisting chain for no reason 10 of one whole sealing.
Due to the setting of gear cluster 6,7, make the direction of rotation of gear wheel shaft 4 and transmission shaft 8, the first chain hoist wheel 5 therefore rotating with each self timing and the second chain hoist wheel 9 also rotate with contrary direction.The canoe that has determined thus hoisting chain 10 is wanted to guarantee that the first chain hoist wheel 5 and the second chain hoist wheel 9 rotate in the opposite direction.
Gear wheel shaft 4 and transmission shaft 9 can be shaft components conventional in prior art, do not repeat them here.Gear wheel shaft 4 and transmission shaft 9 are bearing in the housing (not shown) of chain block 1 in rotating mode respectively.For this reason, in the inner walls of chain block, can one-body moldedly there is supporting seat, in order to supporting gear axle 4 and transmission shaft 9, make the rotational motion of gear wheel shaft and transmission shaft interference-free.
Chain block of the present utility model top can be provided with the suspension hook for hanging this chain block.Realize thus the installation of this chain block and other equipment or fix, and be convenient to dismounting and change.In addition, the load-carrying section of hoisting chain can be provided with the suspension hook for hanging weight, and such suspension hook can also replace with the parts that other are applicable to connection weight according to practical application condition.
Although described preferred embodiment of the present utility model in detail, protection domain of the present utility model is not limited to these specific embodiments, but cover the institute dropping within the scope of the utility model, changes and replacement scheme.
Claims (7)
1. a chain block, comprising: it is upper for driving the manual-chain of bangle wheel and the gear wheel shaft by bangle wheel drive that bangle wheel is taken turns, is carried on to bangle;
It is characterized in that, described chain block also comprises:
The first chain hoist wheel, this first heavy chain wheel is nested with on described gear wheel shaft and with gear wheel shaft and synchronously rotates;
Have the gear cluster of driving wheel and flower wheel, described driving wheel is nested with on described gear wheel shaft and with gear wheel shaft and synchronously rotates, and described flower wheel drives transmission shaft to rotate;
The second chain hoist wheel, this second chain hoist wheel is nested with on described transmission shaft and with described transmission shaft and synchronously rotates;
For no reason hoisting chain, described hoisting chain reserves one section of buffer field after walking around the first chain hoist wheel with the winding direction of cw or conter clockwise, then with the winding direction contrary with the first chain hoist wheel, walk around the second chain hoist wheel, after reserving load-carrying section, get back to the first chain hoist wheel.
2. chain block as claimed in claim 1, is characterized in that, described the first chain hoist wheel and the second chain hoist wheel are arranged between described bangle wheel and described gear cluster.
3. chain block as claimed in claim 1, is characterized in that, described gear cluster is arranged between described bangle wheel and described the first chain hoist wheel and the second chain hoist wheel.
4. the chain block as described in any one in claims 1 to 3, is characterized in that, the driving wheel of described gear cluster and the number of teeth of flower wheel are poor is 1.
5. the chain block as described in any one in claims 1 to 3, is characterized in that, described gear wheel shaft and described transmission shaft are bearing on the housing of described chain block in rotating mode respectively.
6. the chain block as described in any one in claims 1 to 3, is characterized in that, described chain block top is provided with the suspension hook for hanging this chain block.
7. the chain block as described in any one in claims 1 to 3, is characterized in that, the load-carrying section of described hoisting chain is provided with the suspension hook for hanging weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320619343.7U CN203582379U (en) | 2013-09-30 | 2013-09-30 | Chain hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320619343.7U CN203582379U (en) | 2013-09-30 | 2013-09-30 | Chain hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203582379U true CN203582379U (en) | 2014-05-07 |
Family
ID=50580330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320619343.7U Expired - Fee Related CN203582379U (en) | 2013-09-30 | 2013-09-30 | Chain hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203582379U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015042936A1 (en) * | 2013-09-30 | 2015-04-02 | 高则行 | Manual hoist |
| CN104512829A (en) * | 2013-09-30 | 2015-04-15 | 高则行 | Chain block |
| RU2819472C1 (en) * | 2023-12-20 | 2024-05-21 | Игорь Валериевич Торицын | Drive |
-
2013
- 2013-09-30 CN CN201320619343.7U patent/CN203582379U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015042936A1 (en) * | 2013-09-30 | 2015-04-02 | 高则行 | Manual hoist |
| CN104512829A (en) * | 2013-09-30 | 2015-04-15 | 高则行 | Chain block |
| RU2819472C1 (en) * | 2023-12-20 | 2024-05-21 | Игорь Валериевич Торицын | Drive |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING ZHONGLAN HUACUI TECHNOLOGY DEVELOPMENT CO. Free format text: FORMER OWNER: GAO ZEXING Effective date: 20150611 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150611 Address after: 102200, Changping District Beijing science and Technology Park, super Road, No. 5, 4, 6, 601 indoor Patentee after: Beijing Zhong Hua Hua Cui Technology Development Co., Ltd. Address before: 100045 Beijing city Xicheng District South Road 3 South Building No. 1 Room 903 2 Patentee before: Gao Zexing |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 100101 Beijing City, Chaoyang District Beichen Road No. 8 apartment block P Room 806 Patentee after: Beijing Zhong Hua Hua Cui Technology Development Co., Ltd. Address before: 102200, Changping District Beijing science and Technology Park, super Road, No. 5, 4, 6, 601 indoor Patentee before: Beijing Zhong Hua Hua Cui Technology Development Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20150930 |
|
| EXPY | Termination of patent right or utility model |