CN2129788Y - Reciprocating tracting device - Google Patents
Reciprocating tracting device Download PDFInfo
- Publication number
- CN2129788Y CN2129788Y CN 92218783 CN92218783U CN2129788Y CN 2129788 Y CN2129788 Y CN 2129788Y CN 92218783 CN92218783 CN 92218783 CN 92218783 U CN92218783 U CN 92218783U CN 2129788 Y CN2129788 Y CN 2129788Y
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- CN
- China
- Prior art keywords
- chain
- sprocket wheel
- sprocket
- memory
- link
- Prior art date
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- Expired - Lifetime
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Abstract
The utility model relates to a reciprocating traction device. The sprocket wheel of the device is driven to rotate by a power device, and a chain is engaged with the sprocket wheel. An engaged position between the chain and the sprocket wheel is provided with an arched guide device. A separated position between the chain and the sprocket wheel is provided with level guide device. Two ends of every chain link of the chain are provided with limiting planes. The end of the chain link at end part connected with other chain links is provided with the limiting plane, and the chain link at end part is provided with holes, rings, hooks or clamps. The entire device is dispersed on a rigid support or closely combined together. The device is suitable for various work in a long and narrow turning channel, labor intensity can be relieved for workers, and work situation is improved for workers.
Description
The utility model relates to a kind of at the long and narrow device that back and forth draws object or carry out operation in the passage that is folded to.
The desilting work of sewer is a heavy and dirty job, during desilting, the cleaner at first is lowered into the two ends of every section sewer by the cloudy well head in the ground of sewer, by an end by the bamboo chip that becomes mildewed, with a cable traction to the other end, be that the desilting utensil is arranged on the cable, the cable two ends link to each other with ground two table-hinges cars respectively, rotate winch then, make cable back and forth operation in sewer, with the conducting of silting up in the sewer, this work is long-term for the cleaner in a city, and starts working and waste time and energy.When if serious the obstruction takes place in sewer, bamboo chip can not bear enough thrust, therefore can not deliver to the other end by an end of sewer, normal dredging measure can't be implemented, at this moment just need the cleaner to be drilled into desilting by force in the sewer, at this moment, for the cleaner, not only the amount of labour is big but also environment is extremely abominable.In other industry, also exist similar problem: 1, how object is delivered to the other end by an end of gallery, establish as the auxilliary of underground cable; 2, how to carry out operation in the passage, as removing contamination of pipeline in long and narrow being folded to.The problems referred to above up to now, are solved as yet well.
The purpose of this utility model is exactly at the problems referred to above, design a kind of at the long and narrow device that back and forth draws object or carry out operation in the passage that is folded to, this device is by power drive one chain admission passage, chain can only be to a certain lateral bending song, and when chain is obstructed in gallery, possess certain rigid, therefore, can back and forth draw object, desilting in the passage or carry out other operation in long and narrow being folded to.Thereby alleviate working strength of workers greatly, improve workman's operating environment.
The technical solution of the utility model is such:
Drive a sprocket rotation by power set, chain and sprocket engagement.One end of the off working state of chain places in the chain memory, and the other end is a free end.At the engagement position of chain and sprocket wheel, establish a curved guide, so that guarantee that chain does not come off from sprocket wheel, and abundant and sprocket engagement.In the position that chain separates with sprocket wheel, establish a flat shape guiding device, so that the direction of motion of control chain.The two ends of each chain link all are provided with a restriction plane on the chain, restriction chain bar can only to a lateral bending song of sprocket engagement, and can not be to the opposite side bending, the end chain link has only this end that links to each other with other chain link to be provided with restriction face.Whole device dispersed placement or combines on a rigid support compactly, and the former is applicable to by ground and back and forth draws object or carry out other operation to the underground passage that is folded to; The latter be applicable to by the operator carry, in narrow and small cabin or tunnel, the pipeline that is connected in sidewall is implemented operation.
Since chain can only to a lateral bending song of sprocket engagement, can not be to the opposite side bending, therefore, chain is with after sprocket wheel separates, under the effect of gravity or other external force, present restricted shape, generally be designed to linear,, improve the ability of chain bearing thrust in the operation pipeline in order to reduce very long chain at the ducted resistance of walking of operation, for this reason, the restricted shaped design of chain should be become the arc of a part or whole part to a flexible lateral bending song.When the chain of this arc enters in the rectilinear pipeline, will be straight by the tube wall plate, make the restriction plane on each chain link be subjected to prestressing force and compacted, like this, chain just can bear bigger thrust and unlikely bending.
In order to improve the stability of chain bearing thrust, form shown in Figure 6 should be made in the restriction plane on the chain link.In some cases, in the limit procedure of chain or the work, need its integral body to present required flexibility, at this moment, the restriction planar design can be become the elastic limit plane.
In order to guarantee that chain slides along the inner surface of curved guide, make the chain that is in engagement not break away from sprocket wheel, chain link is provided with arc guide surface.In order to guarantee that chain link slides along the chain parallel-guiding mechanism, also is provided with flat shape spigot surface on chain link.Flat shape spigot surface is in the outside, and arc guide surface is in the inboard, or arc guide surface is in the outside, and flat shape spigot surface is in the inboard; Or arc guide surface is at two ends, and flat shape spigot surface is in the stage casing.
Free-ended end chain link, when its profile should guarantee that chain passes through pipeline, suffered resistance minimum was not stuck, and in addition, also can be provided with hole, ring, hook or the clamping apparatus that is used for drawing object on the chain link of end.
The arc guide surface of curved guide can be made up of several sections camber lines, and these camber lines should guarantee that chain successfully enters or the engagement process of disengaging and sprocket wheel.And the stage casing of arc guide surface should guarantee that chain and sprocket wheel have a good engaged section, reduces to minimum to guarantee impact and wearing and tearing in the transmission process.
Flat shape guiding device has upper and lower two guide surfaces, forms a suitable chain channel by these two guide surfaces, and this passage should make chain as much as possible little to the bending that is produced in the flat shape guiding device process by chain at the disengaging sprocket wheel.Therefore, last spigot surface should extend to out-of-gear position of chain and sprocket wheel both sides as much as possible.Flat shape guiding device is horizon relatively, along sprocket wheel place plane rocking certain angle.
In order to reduce the resistance that chain produces by these spigot surfaces the time, should adopt rolling bearing in case of necessity.
The effect of sprocket wheel is that the power of chain sprocket driving device is passed to chain, makes chain obtain reciprocating motion along its length direction, and required thrust and pulling force when chain work is provided.
Chain storage device is used for storing the chain of off working state, and its structure can adopt gallery form or power coiling type.The former gallery is meant linear, arc or spirality, utilizes the driving force of sprocket wheel counter-rotating, when chain is return, it is pushed in the gallery; The latter is by reel of power drive, and the chain of returning is rolled.
When whole device dispersed placement, chain memory and sprocket wheel are located at the two ends of an elongate arm shape body respectively, chain sprocket driving device is located at the end near memory, and links to each other with arm shape body.Curved guide and flat shape guiding device all are located at this end of sprocket wheel, and link to each other with arm shape body.Arm shape body links to each other with a rigid support, and can pump.During operation, armed lever is descended along well head, the pipeline of the outlet of the flat shape guiding device of chain being aimed at horizontal direction gets final product.Generally be contained on the special vehicle, easy to use.
During compact Layout, armed lever and mounting system have been saved.The operator can carry and carry out operation.
Technical characterstic of the present utility model and result of use:
1, simple in structure, be easy to make, and easy operating;
2, can be adapted to the various operations that are folded in the passage to be carried out long and narrow:
As: (1) utilizes hard chain ends that ducted obstruction is disclosed and wears desilting; Dirt in the pipe is removed or cleaned with water to scrape plate object or upright steel tendon that utilization is located on end chain link or other chain link.
(2) characteristics of utilizing the utility model can bearing thrust can bear pulling force are again carried out the bivector traction operation, as traction cable wire, cable, flexible pipe etc. in pipeline.
(3) load onto various dynamic equipment or motorless apparatus in chain ends, be used for realizing special operation.As loading onto imaging device in chain ends, thereby but various abnormal conditions in the observation tube; Load onto spraying equipment, can spray inside pipe wall.
3, the utility model can alleviate working strength of workers greatly, improve workman's work situation, has changed traditional operational method.
Further specify technology contents of the present invention below in conjunction with accompanying drawing:
Accompanying drawing 1 is an embodiment of the present utility model
1 is chain among the figure, the 2nd, the flat shape guiding device of chain, the 3rd, curved guide, the 4th, chain plate washer, the 5th, chain sprocket driving device, the 6th, mounting system, the 7th, armed lever lifting power plant, the 8th, chain storage device, the 9th, armed lever, the 10th, sprocket wheel, the 11st, sewer.
Accompanying drawing 2 is structural representations of chain in the utility model
12 is chain links, the 13rd among the figure, bearing pin, the 14th, end chain link, the 15th, arc guide surface, the 16th, flat shape spigot surface.
Accompanying drawing 3 be arc guide surface in both sides, flat shape spigot surface is at the link configuration schematic diagram of inboard, 15 is arc guide surfaces among the figure, the 16th, flat shape spigot surface, the 17th, restriction face.
Fig. 4 be flat shape spigot surface in both sides, arc guide surface is at the link configuration schematic diagram of inboard, 15 is arc guide surfaces, the 16th among the figure, flat shape spigot surface, the 17th, restriction face.
Fig. 5 be arc guide surface at two ends, flat shape spigot surface is at the link configuration schematic diagram in stage casing, 15 is arc guide surfaces among the figure, the 16th, flat shape spigot surface, the 17th, restriction face.
Fig. 6 has the chain link of three kinds of restriction faces in addition, and 18 is restriction faces among the figure.
Fig. 7 is a kind of structural representation of spirally wound chain memory.
Fig. 8 is the structural representation of another embodiment of the present utility model.
19 is chains, the 20th among the figure, flat shape guiding device, the 21st, curved guide, the 22nd, chain plate washer, the 23rd, memory, the 24th, sprocket wheel, the 25th, chain sprocket driving device.
As shown in Figure 1, sprocket wheel 10, chain memory 8 place the two ends of armed lever 9 respectively, chain 1 one ends are fixedlyed connected with memory 8, one end is that the engagement position of free end chain 1 and sprocket wheel 10 is provided with curved guide 3, chain 1 is provided with flat shape guiding device 2 by the position that breaks away from the sprocket wheel 10, two guiding devices all link to each other with armed lever, chain sprocket driving device 5 drives sprocket rotation by belt pulley, armed lever 9 is contained on the mounting system 6, and the driving by lifting power plant 7 can pump along support.
As shown in Figure 8, this embodiment has saved armed lever and mounting system, and two guiding devices 20,21 are directly designed on chain memory 23, and sprocket wheel 24 and chain sprocket driving device 25 all are connected with memory 23, and overall structure is very compact.
Claims (8)
1, a kind of reciprocating traction device, it is characterized in that it is by sprocket wheel, chain sprocket driving device, chain with sprocket engagement, the chain curved guide, the flat shape guiding device of chain, the chain memory is formed, one end of chain places in the chain memory, the other end is a free end, the two ends of each chain link all are provided with a restriction plane on the chain, the restriction chain can only to a lateral bending song of sprocket engagement, the end chain link has only this end that links to each other with other chain link to be provided with restriction face, sprocket wheel is located near the chain exit position of chain memory, and fixedly connected with the sprocket wheel memory, chain sprocket driving device also is located on the sprocket wheel memory; The chain curved guide is located at the position of chain and sprocket engagement, and the flat shape guiding device of chain is located at the position that chain separates with sprocket wheel, and two guiding devices all are located on the sprocket wheel memory, and the end chain link of chain is provided with hole, ring, hook or clamping apparatus.
2, a kind of reciprocating traction device, it is characterized in that it is by sprocket wheel, chain sprocket driving device, the flat shape guiding device of chain, chain curved guide, chain, chain memory with sprocket engagement, elongate arm shape body, rigid support are formed, the chain memory is located at the upper end on the elongate arm shape body, sprocket wheel is located at the lower end, and chain sprocket driving device is located near the sprocket wheel memory, and links to each other with elongate arm shape body; Chain one end and chain memory link, the other end is a free end, each chain link two ends all is provided with a restriction plane on the chain, the restriction chain can only to a lateral bending song of sprocket engagement, the end chain link has only this end that links to each other with other chain link to be provided with restriction face, and which is provided with hole, ring, hook or clamping apparatus; The chain curved guide is located at the position of chain and sprocket engagement, and parallel-guiding mechanism is located at the position that chain separates with sprocket wheel, and two guiding devices all are located on the sprocket wheel memory; Elongate arm shape body and rigid support link, and rigid support is provided with one and drives the power set that elongate arm shape body pumps.
3, a kind of reciprocating traction device of being narrated according to claim 1 or 2 is characterized in that the restricted shape of chain is part or all of arc to a flexible lateral bending song.
4, a kind of reciprocating traction device of being narrated according to claim 1 or 2 is characterized in that the restriction plane on the chain link is designed to the plane or the elastic linear of high stability.
5, a kind of reciprocating traction device of being narrated according to claim 1 or 2 is characterized in that chain link is provided with arc guide surface peace shape spigot surface.
6, a kind of reciprocating traction device of being narrated according to claim 1 or 2 is characterized in that flat shape guiding device has upper and lower two spigot surfaces, and goes up spigot surface and extend to out-of-gear position of chain and sprocket wheel both sides as much as possible.
7, a kind of reciprocating traction device of being narrated according to claim 1 or 2 is characterized in that flat shape guiding device, curved guide all can adopt rolling bearing.
8, a kind of reciprocating traction device of being narrated according to claim 1 or 2 is characterized in that chain storage device is linear, arc, spirality or their combining form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92218783 CN2129788Y (en) | 1992-05-30 | 1992-05-30 | Reciprocating tracting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92218783 CN2129788Y (en) | 1992-05-30 | 1992-05-30 | Reciprocating tracting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2129788Y true CN2129788Y (en) | 1993-04-14 |
Family
ID=33766219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92218783 Expired - Lifetime CN2129788Y (en) | 1992-05-30 | 1992-05-30 | Reciprocating tracting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2129788Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108669A (en) * | 2014-07-02 | 2014-10-22 | 南通澳兰德复合材料有限公司 | Reciprocating type traction device |
| CN105997401A (en) * | 2016-05-09 | 2016-10-12 | 李亚民 | A body turning assisting method and a body turning assisting mechanism |
| CN109153133A (en) * | 2016-05-31 | 2019-01-04 | 生活机器人学股份有限公司 | Direct acting telescoping mechanism |
-
1992
- 1992-05-30 CN CN 92218783 patent/CN2129788Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108669A (en) * | 2014-07-02 | 2014-10-22 | 南通澳兰德复合材料有限公司 | Reciprocating type traction device |
| CN104108669B (en) * | 2014-07-02 | 2016-05-11 | 南通澳兰德复合材料有限公司 | Reciprocating type tracting device |
| CN105997401A (en) * | 2016-05-09 | 2016-10-12 | 李亚民 | A body turning assisting method and a body turning assisting mechanism |
| CN105997401B (en) * | 2016-05-09 | 2022-05-06 | 李亚民 | Auxiliary turning-over method and auxiliary turning-over mechanism |
| CN109153133A (en) * | 2016-05-31 | 2019-01-04 | 生活机器人学股份有限公司 | Direct acting telescoping mechanism |
| CN109153133B (en) * | 2016-05-31 | 2022-04-05 | 生活机器人学股份有限公司 | Direct-acting telescopic mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |