CN201545597U - Telescopic chain - Google Patents
Telescopic chain Download PDFInfo
- Publication number
- CN201545597U CN201545597U CN2009202103948U CN200920210394U CN201545597U CN 201545597 U CN201545597 U CN 201545597U CN 2009202103948 U CN2009202103948 U CN 2009202103948U CN 200920210394 U CN200920210394 U CN 200920210394U CN 201545597 U CN201545597 U CN 201545597U
- Authority
- CN
- China
- Prior art keywords
- pair
- chain
- pull bar
- slide fastener
- sprocket
- 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 - Lifetime
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- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The utility model discloses a telescopic chain, which includes a chain wheel driver, a pair of pull rods and a pair of zippers; one section of the pair of zippers is arranged in the guide rail of an external crossbeam and the other section of the pair of zippers is arranged on the pull rods; one ends of the pair of pull rods are respectively and vertically connected with the inner walls of the external crossbeams at the two sides; and one ends of the pair of pull rods are connected with the chain wheel driver. As equipped with a gear box and a motor, the telescopic chain can control the rotating speed of the chain, and can quickly brake under emergency to ensure the using safety; as equipped with the chains and externally connected with a main beam, the telescopic chain can control the moving position of the pull rods, and ensure the pull rods from moving excessively. As equipped with a guiding plate, the telescopic chain can ensure the chain from falling off from the guide rails of the externally connected main beam. Moreover, the telescopic chain has the advantages of low cost, easy operation and broad application scope.
Description
Technical field
The utility model relates to a kind of chain, is specifically related to a kind of flexible chain.
Background technology
At present, a kind of electric chain formula of prior art is started shipment suspender, and it mainly is made up of support, screw mandrel, nut, sliding bar, coupler, bearing seat, reductor, electrical motor.When wanting object such as handling steel billet, promote this suspender, open electrical motor, drive the screw mandrel rotation by reductor, the rotation of screw mandrel interlock sliding bar drives again hangs chain, widens the distance between chain, makes the chain stripe pitch from greater than length or the width of waiting to hang object, put down this suspender again, open the electrical motor contrarotation suspension chain stripe pitch is dwindled, tangle object to be hung simultaneously, promote this suspender again, widen the distance of hanging between chain, unload lower chain and finish the handling program.
The sprocket-type self-balancing suspender of another kind of prior art, the sprocket-type self-balancing suspender of the prior art adopts the multiple-chain gear wheel of roller chain wheel and bush roller chaiin, the joggled strength height, can prevent the on-slip tooth, the latching device that employing is made up of bayonet lock and sliding sleeve, can guarantee sprocket wheel by secure lock, avoid occurring false lock phenomenon.Be provided with damping arrangement in the central longitudinal axis, also be provided with pressure-regulating device.
The shortcoming of the sprocket-type self-balancing suspender of this prior art is:
1, the sprocket-type self-balancing suspender of this prior art is owing to adopt multiple-chain gear wheel, cost height, complex structure, suspender installation trouble.
2, the sprocket-type self-balancing suspender of this prior art can not be regulated the length and the width of suspender owing to be made of sprocket wheel and latching device, uses inconvenience.
3, the sprocket-type self-balancing suspender of this prior art can only increase friction force owing to be provided with damping arrangement in the central longitudinal axis, can not in case of emergency brake rapidly, uses dangerous.
The utility model content
The purpose of this utility model provides a kind of flexible chain, and it can the rotation by chain drive the flexible of pull bar, and may command is connected on telescopic girder flexible at pull bar two ends outward simultaneously.
The purpose of the flexible chain of the utility model is achieved through the following technical solutions: a kind of flexible chain comprises chain sprocket driving device, a pair of pull bar and a pair of slide fastener.
One section of described a pair of slide fastener is arranged in the guide rail of external crossbeam.
Another section of described a pair of slide fastener is arranged on the described pull bar.
One end of described a pair of pull bar respectively with external vertical connection of end carriage inwall of both sides.
One end of described a pair of pull bar is connected with described chain sprocket driving device.
Above-mentioned flexible chain, wherein, described chain sprocket driving device comprises chain sprocket drive parts and and chain sprocket drive parts bonded assembly link.
Above-mentioned flexible chain, wherein, described chain sprocket drive parts comprise motor, gear case, chain, sprocket wheel, turning cylinder and support; Described motor is arranged on the longeron of a side of external girder, the main shaft of motor is connected with the input shaft of gear case, the output shaft of gear case is provided with sprocket wheel, described support is arranged on the longitudinal beam of opposite side of external girder, described support is provided with turning cylinder, one end of turning cylinder is provided with sprocket wheel, and described chain is nested with on pair of sprocket.
Above-mentioned flexible chain, wherein, described link comprises two pairs of springs, two pairs of spring washers and a pair of attaching parts; The corresponding respectively both sides that are arranged on attaching parts of one end of described a pair of spring washer, one end of described a pair of spring and the corresponding connection respectively of the other end of spring washer, the other end of described a pair of spring is connected with chain, described attaching parts is arranged on an end of pull bar, described a pair of attaching parts is separately positioned on the sprocket wheel both sides of annular, and pull bar is connected with chain by attaching parts.
Above-mentioned flexible chain, wherein, described attaching parts is made of spring washer mounting hole and the adapter plate that is vertically set on the spring washer mounting hole, and this spring washer mounting hole and spring washer are suitable, and the adapter plate of described attaching parts is connected with pull bar by bolt.
Above-mentioned flexible chain, wherein, described a pair of slide fastener outwards is the bending of " U " font respectively, and a pair of slide fastener is in the corresponding setting in the both sides of chain.
Above-mentioned flexible chain wherein, also comprises a pair of guide piece, and described a pair of guide piece is separately positioned on an end end of the external crossbeam of slide fastener.
Above-mentioned flexible chain wherein, also comprises a plurality of fixed plates, and described fixed plate is 90 ° of bendings, and slide fastener is fixed on the pull bar.
The flexible chain of the utility model makes it compared with prior art owing to adopted such scheme, has following advantage and good effect:
1, the flexible chain of the utility model can be controlled the speed that chain rotates, and can in case of emergency brake rapidly owing to be provided with gear case and motor, guarantees safe in utilization.
2, the flexible chain of the utility model is owing to be provided with slide fastener, and is external on the girder, and the position of can control pull rod moving guarantees that pull bar can not crossed significantly to move.
3, the flexible chain of the utility model can guarantee that slide fastener can not come off owing to be provided with guide piece from the guide rail of external girder.
4, the flexible chain cost of the utility model is low, easy to operate, and range of use is wide.
Description of drawings
Fig. 1 is the structural representation of the flexible chain of the utility model.
Fig. 2 is the structural representation of the flexible chain Application Example of the utility model.
The specific embodiment
See also shown in accompanying drawing 1 and the accompanying drawing 2, the flexible chain of the utility model comprises chain sprocket driving device 1, a pair of pull bar 2, a pair of slide fastener 3, a pair of guide piece 4 and a plurality of fixed plate 5; One section of a pair of slide fastener 2 is arranged in the guide rail 71 of external girder 7, another section of a pair of slide fastener 3 is arranged on the pull bar 2, one end of a pair of pull bar 2 respectively with vertical connection of inwall of the external end carriage 8 of both sides, one end of a pair of pull bar 2 is connected with chain sprocket driving device 1 by attaching parts 123, a pair of guide piece 4 is separately positioned on an end end of slide fastener 3 external girders 7, fixed plate 5 be 90 ° of bendings, slide fastener 3 is fixed on the pull bar 2.A pair of slide fastener 3 outwards is the bending of " U " font respectively, and a pair of slide fastener 3 is in the corresponding setting in the both sides of chain 113.
Chain sprocket driving device 1 comprises chain sprocket drive parts 11 and and chain sprocket drive parts 11 bonded assembly links 12.Chain sprocket drive parts 11 comprise motor 111, gear case 112, chain 113, pair of sprocket 116,117, turning cylinder 114 and support 115; Motor 111 is arranged on the longeron 72 of a side of external girder 7, the main shaft (not shown) of motor 111 is connected with the input shaft (not shown) of gear case 112, the output shaft (not shown) of gear case 112 is provided with sprocket wheel 116, support 115 is arranged on the longitudinal beam 73 of opposite side of external girder 7, support 115 is provided with turning cylinder 114, one end of turning cylinder 114 is provided with sprocket wheel 117, and chain 113 is nested with on pair of sprocket 116,117; Link 12 comprises two pairs of springs 121, two pairs of spring washers 122 and a pair of attaching partss 123; The corresponding respectively both sides that are arranged on attaching parts 123 of one end of a pair of spring washer 122, one end of a pair of spring 121 and the corresponding connection respectively of the other end of spring washer 122, the other end of a pair of spring 121 is connected with chain 113, a pair of attaching parts 123 is separately positioned on sprocket wheel 116,117 both sides of annular, attaching parts 123 is arranged on an end of pull bar 2, and pull bar 2 is connected with chain 113 by attaching parts 123.Attaching parts 123 is made of spring washer mounting hole 1231 and the adapter plate 1232 that is vertically set on the spring washer mounting hole 1231, this spring washer mounting hole 1231 is suitable with spring washer 122, and the adapter plate 1232 of attaching parts 123 is connected with pull bar 2 by bolt 6.
The using method of the flexible chain of the utility model is, the external respectively end carriage 8 that has a pair of vertically disposed telescopic girder 9 at the two ends of pull bar 2, at the two ends of slide fastener 3 a pair of girder 7 is set respectively, guide piece 4 is arranged in the guide rail 71 of girder 7 madial walls, rotation by sprocket wheel 116,117 drives moving of pull bar 2, thus control telescopic girder 9 stretching in girder 1.
The principle of work of the flexible chain of the utility model is, motor 11 is started working, drive the rotation of sprocket wheel 116,117, speed and direction that chain 113 rotates by electric machine control, be connected pull bar 2 on the chain 113 and slide fastener 3 rotation transverse translation by attaching parts 123 along with chain 113, thereby control telescopic girder 9 stretching in girder 7, meanwhile, the guide rail 71 interior guide pieces 4 that are arranged on girder 7 madial walls slide at guide rail 71, the collapsing length of control telescopic girder 9 guarantees that telescopic girder 9 can be excessively not flexible in girder 7.
In sum, the flexible chain of the utility model can be controlled the speed that chain rotates, and can in case of emergency brake rapidly owing to be provided with gear case and motor, guarantees safe in utilization; The flexible chain of the utility model is owing to be provided with slide fastener, and is external on the girder, and the position of can control pull rod moving guarantees that pull bar can not crossed significantly to move; The flexible chain of the utility model can guarantee that slide fastener can not come off owing to be provided with guide piece from the guide rail of external girder; The flexible chain cost of the utility model is low, easy to operate, and range of use is wide.
Claims (8)
1. a flexible chain is characterized in that: comprise chain sprocket driving device, a pair of pull bar and a pair of slide fastener;
One section of described a pair of slide fastener is arranged in the guide rail of external crossbeam;
Another section of described a pair of slide fastener is arranged on the described pull bar;
One end of described a pair of pull bar respectively with external vertical connection of end carriage inwall of both sides;
One end of described a pair of pull bar is connected with described chain sprocket driving device.
2. flexible chain according to claim 1 is characterized in that: described chain sprocket driving device comprises chain sprocket drive parts and and chain sprocket drive parts bonded assembly link.
3. flexible chain according to claim 2 is characterized in that: described chain sprocket drive parts comprise motor, gear case, chain, sprocket wheel, turning cylinder and support; Described motor is arranged on the longeron of a side of external girder, the main shaft of motor is connected with the input shaft of gear case, the output shaft of gear case is provided with sprocket wheel, described support is arranged on the longitudinal beam of opposite side of external girder, described support is provided with turning cylinder, one end of turning cylinder is provided with sprocket wheel, and described chain is nested with on pair of sprocket.
4. flexible chain according to claim 2 is characterized in that: described link comprises two pairs of springs, two pairs of spring washers and a pair of attaching parts; The corresponding respectively both sides that are arranged on attaching parts of one end of described a pair of spring washer, one end of described a pair of spring and the corresponding connection respectively of the other end of spring washer, the other end of described a pair of spring is connected with chain, described a pair of attaching parts is separately positioned on the sprocket wheel both sides of annular, described attaching parts is arranged on an end of pull bar, and pull bar is connected with chain by attaching parts.
5. flexible chain according to claim 4, it is characterized in that: described attaching parts is made of spring washer mounting hole and the adapter plate that is vertically set on the spring washer mounting hole, this spring washer mounting hole and spring washer are suitable, and the adapter plate of described attaching parts is connected with pull bar by bolt.
6. flexible chain according to claim 1 is characterized in that: described a pair of slide fastener outwards is the bending of " U " font respectively, and a pair of slide fastener is in the corresponding setting in the both sides of chain.
7. flexible chain according to claim 1 is characterized in that: also comprise a pair of guide piece, described a pair of guide piece is separately positioned on an end end of the external crossbeam of slide fastener.
8. flexible chain according to claim 1 is characterized in that: also comprise a plurality of fixed plates, described fixed plate is 90 ° of bendings, and slide fastener is fixed on the pull bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202103948U CN201545597U (en) | 2009-09-29 | 2009-09-29 | Telescopic chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202103948U CN201545597U (en) | 2009-09-29 | 2009-09-29 | Telescopic chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201545597U true CN201545597U (en) | 2010-08-11 |
Family
ID=42600763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202103948U Expired - Lifetime CN201545597U (en) | 2009-09-29 | 2009-09-29 | Telescopic chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201545597U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699929A (en) * | 2012-06-07 | 2012-10-03 | 哈尔滨工业大学 | Multi-piece coil spring type linear expansion mechanism |
| TWI417464B (en) * | 2011-04-15 | 2013-12-01 | Univ Nat Cheng Kung | Telescopic lifting device |
-
2009
- 2009-09-29 CN CN2009202103948U patent/CN201545597U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI417464B (en) * | 2011-04-15 | 2013-12-01 | Univ Nat Cheng Kung | Telescopic lifting device |
| CN102699929A (en) * | 2012-06-07 | 2012-10-03 | 哈尔滨工业大学 | Multi-piece coil spring type linear expansion mechanism |
| CN102699929B (en) * | 2012-06-07 | 2015-02-18 | 哈尔滨工业大学 | Multi-piece coil spring type linear expansion mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100811 |
|
| CX01 | Expiry of patent term |