CN214359948U - Rope traction device - Google Patents
Rope traction device Download PDFInfo
- Publication number
- CN214359948U CN214359948U CN202120283411.1U CN202120283411U CN214359948U CN 214359948 U CN214359948 U CN 214359948U CN 202120283411 U CN202120283411 U CN 202120283411U CN 214359948 U CN214359948 U CN 214359948U
- Authority
- CN
- China
- Prior art keywords
- rope
- inlet
- sheave
- pinch roller
- rope sheave
- 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.)
- Active
Links
Images
Abstract
The utility model relates to a rope draw gear. The utility model comprises a frame, a first rope inlet and outlet mechanism component, a driving component, a second rope inlet and outlet mechanism component, a traction rope, a driving gear, a main shaft, a motor and a speed reducer; the first rope inlet and outlet mechanism component comprises a first rope sheave, the driving component comprises a second rope sheave, the second rope inlet and outlet mechanism component comprises a third rope sheave, curved rope sheaves are adopted by the first rope sheave, the second rope sheave and the third rope sheave, and an annular curved annular groove which is curved is formed in the circumferential direction of the curved rope sheave. Compared with the prior art, the utility model, improved the frictional force to the haulage rope, solved the haulage rope in the rope draw gear when the operation is drawn not enough problem of frictional force in the rope sheave, prevent that rope draw gear haulage rope from skidding in the rope sheave when drawing the operation, guarantee the operation of traction device safety when doing and prevent the emergence of incident.
Description
Technical Field
The utility model belongs to machinery pulls, lifts by crane operation and vehicle rescue field, concretely relates to rope draw gear.
Background
The existing rope sheave used in rope traction devices for mechanical traction, hoisting operation, vehicle rescue and the like adopts a structure that the circumferential contour line of an annular rope groove is on the same radial plane, namely the circumferential contour line of the annular rope groove is in a linear structure in the axial direction of the rope sheave, when the rope sheave is used for traction operation of the rope traction device, the resistance, particularly the friction, of a traction rope is insufficient, the traction rope is easy to slip in the rope groove of the rope sheave during traction, the traction force of the traction device is reduced, and serious safety accidents are easy to cause during traction operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at current rope sheave that is arranged in rope draw gear when draw the operation at draw gear, to the resistance of haulage rope especially frictional force not enough, cause the defect that the haulage rope skidded in the rope sheave easily during the traction, provide one kind can greatly increased to the frictional force of haulage rope, the haulage rope can not be used for machinery that skids in the sheave after the atress pulls, lifts by crane a rope draw gear of operation and vehicle rescue etc..
The utility model discloses the technical scheme that the purpose adopted is accomplished through following mode: a rope traction device for mechanical traction, hoisting operation, vehicle rescue and the like comprises a rack, a first rope inlet and outlet mechanism assembly, a driving assembly, a second rope inlet and outlet mechanism assembly, a traction rope, a guide pressure plate, a driving gear, a main shaft, a first limiting wheel, a second limiting wheel, a motor, a speed reducer, a pressure wheel assembly, a first rope inlet and outlet guide sleeve and a second rope inlet and outlet guide sleeve, wherein the driving gear is fixed on the main shaft, and one end of the main shaft is connected with an output shaft of the motor through the speed reducer; the first rope inlet and outlet mechanism component comprises a first rope sheave, the driving component comprises a second rope sheave, the second rope inlet and outlet mechanism component comprises a third rope sheave, curved rope sheaves are adopted by the first rope sheave, the second rope sheave and the third rope sheave, and an annular curved annular groove which is curved is formed in the circumferential direction of the curved rope sheave.
Further, the circumferential curved annular groove of the curved rope sheave is in a wave-shaped curve.
Further, the inner wall of the curved annular groove is provided with a rough surface.
In the rope traction device, the first rope inlet and outlet mechanism assembly, the driving assembly and the second rope inlet and outlet mechanism assembly are arranged in a shell of the rack in an isosceles triangle shape, the first rope inlet and outlet mechanism assembly comprises a first guide sleeve, a first rope sheave, a first central shaft, a first driven gear, a first pressing wheel and a first pressing wheel, the driving assembly comprises a second central shaft, a second rope sheave and a driving gear, the second rope inlet and outlet mechanism assembly comprises a second guide sleeve, a second driven gear, a third rope sheave, a third central shaft, a second pressing wheel and a second pressing wheel, wherein the second central shaft in the driving assembly is positioned on a triangle vertex angle, and the first central shaft in the first rope inlet and outlet mechanism assembly and the third central shaft in the second rope inlet and outlet mechanism assembly are respectively positioned on two triangle base angles.
In the rope traction device, a first rope inlet and outlet guide sleeve is arranged on a shell of the rack positioned on one side of a first rope inlet and outlet mechanism assembly, and a second rope inlet and outlet guide sleeve is arranged on a shell of the rack positioned on one side of a second rope inlet and outlet mechanism assembly; the driving gear is meshed with the driving gear, and the driving gear is fixedly connected with the second rope sheave.
Furthermore, the traction rope penetrates through a first traction rope opening on the first rope inlet and outlet guide sleeve and is sequentially wound on a first rope sheave of the first rope inlet and outlet mechanism assembly, a second rope sheave of the driving assembly and a third rope sheave of the second rope inlet and outlet mechanism assembly and then penetrates out of a second traction rope opening on the second rope inlet and outlet guide sleeve, wherein the traction ropes sequentially wound on the first rope sheave, the second rope sheave and the third rope sheave are respectively clamped into curved annular grooves formed in the circumferential direction of the first rope sheave, the second rope sheave and the third rope sheave.
Furthermore, the head of a first guide sleeve in the first rope inlet and outlet mechanism assembly is conical, the head of the first guide sleeve is matched with a curved annular groove arranged in the circumferential direction of the first rope sheave, and when the first rope sheave rotates, the head of the first guide sleeve swings along with the curved annular groove in the circumferential direction of the first rope sheave to guide the traction rope into the curved annular groove in the circumferential direction of the first rope sheave.
Among the rope draw gear, the pinch roller subassembly is established in the frame of drive assembly below, the pinch roller subassembly includes driven pinch roller one, round pin axle, pinch roller subassembly fixed plate, driven pinch roller two, pinch roller subassembly fixed plate is inversion isosceles triangle, driven pinch roller one with driven pinch roller two is established respectively two base angle departments of pinch roller subassembly fixed plate, and wherein, driven pinch roller one meets with business turn over rope mechanism subassembly one, and driven pinch roller two meets with business turn over rope mechanism subassembly two, the apex angle department of pinch roller subassembly fixed plate is equipped with and sells axle complex round pin shaft hole, pinch roller subassembly fixed plate is in the same place through round pin axle and frame hinged joint.
The utility model discloses a rope draw gear that is used for machinery to pull, lifts by crane operation and vehicle rescue etc. compares with prior art, has following characteristics: the friction force of the rope groove wheel in the rope traction device to the traction rope during traction operation is improved, the problem that the friction force of the traction rope in the rope groove wheel is insufficient during traction operation is solved, the traction rope is prevented from slipping in the rope groove wheel during traction operation, the traction device is guaranteed to run safely during traction operation, and safety accidents are prevented.
Drawings
Fig. 1 is a schematic structural view of a rope pulling device.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic view of the structure of a curved rope sheave.
In fig. 1 to 3, 1 denotes a frame; 2 represents a first rope inlet and outlet mechanism component; 2a represents a first guide sleeve; 2b denotes a rope sheave one; 2c represents the central axis one; 2d represents a driven gear one; 2e denotes a first pinch roller; 2f denotes a pressed wheel I; 3 denotes a drive assembly; 3a represents a central axis two; 3b denotes a rope sheave two; 3c represents a drive gear; 4 represents a second rope inlet and outlet mechanism component; 4a represents a second guide sleeve; 4b denotes a driven gear two; 4c denotes a rope sheave three; 4d represents the central axis three; 4e represents a second pinch roller; 4f denotes the second pressed wheel; 5 denotes a traction rope; 6 denotes a guide platen; 7 denotes a drive gear; 7a denotes a main shaft; 8 represents a first limiting wheel; 9 represents a second limiting wheel; 10 denotes a motor; 11 denotes a decelerator; 12 denotes a puck assembly; 12a denotes a driven pinch roller I; 12b denotes a pin; 12c denotes a puck assembly fixture plate; 12d denotes a driven pinch roller II; 13 represents a first rope inlet and outlet guide sleeve; 13a represents a traction rope opening I; a second rope inlet and outlet guide sleeve 14; 14a represents a second traction rope opening; 15 curved rope sheaves; 15a denotes a curved annular groove.
Detailed Description
The invention will be described in more detail with reference to the following embodiments, which are illustrated in the accompanying drawings:
referring to fig. 1 to 3, a rope traction device comprises a frame 1, a first rope inlet and outlet mechanism assembly 2, a driving assembly 3, a second rope inlet and outlet mechanism assembly 4, a traction rope 5, a guide pressing plate 6, a driving gear 7, a main shaft 7a, a first limiting wheel 8, a second limiting wheel 9, a motor 10, a speed reducer 11, a pressing wheel assembly 12, a first rope inlet and outlet guide sleeve 13 and a second rope inlet and outlet guide sleeve 14, wherein the driving gear 7 is fixed on the main shaft 7a, and one end of the main shaft 7a is connected with an output shaft of the motor 10 through the speed reducer 11; the first rope inlet and outlet mechanism component 2 includes a first rope sheave 2b, the driving component 3 includes a second rope sheave 3b, the second rope inlet and outlet mechanism component 4 includes a third rope sheave 4c, wherein the first rope sheave 2b, the second rope sheave 3b and the third rope sheave 4c are curved rope sheaves 15, a curved annular groove 15a with an annular wave-shaped curve is formed in the circumferential direction of the curved rope sheave 15, and the inner wall of the curved annular groove 15a is a rough surface, wherein:
the rope inlet and outlet mechanism assembly I2, the driving assembly 3 and the rope inlet and outlet mechanism assembly II 4 are arranged in the shell of the frame 1 in an isosceles triangle shape, the rope inlet and outlet mechanism assembly 2 comprises a guide sleeve 2a, a rope sheave 2b, a central shaft 2c, a driven gear 2d, a pressure wheel 2e and a pressure wheel 2f, the driving assembly 3 comprises a central shaft II 3a, a rope sheave II 3b and a driving gear 3c, the rope inlet and outlet mechanism assembly II 4 comprises a guide sleeve II 4a, a driven gear II 4b, a rope sheave III 4c, a central shaft III 4d, a pinch roller II 4e and a pressed pinch roller II 4f, a central shaft II 3a in the driving assembly 3 is positioned on a vertex angle of the triangle, and a central shaft I2 c in the rope inlet and outlet mechanism assembly I2 and a central shaft III 4d in the rope inlet and outlet mechanism assembly II 4 are respectively positioned on two bottom angles of the triangle;
the first rope inlet and outlet guide sleeve 13 is arranged on the shell of the rack 1 positioned on one side of the first rope inlet and outlet mechanism component 2, and the second rope inlet and outlet guide sleeve 14 is arranged on the shell of the rack 1 positioned on one side of the second rope inlet and outlet mechanism component 4; the driving gear 7 is meshed with the driving gear 3c, and the driving gear 3c is fixedly connected with the second rope sheave 3 b;
the traction rope 5 passes through a traction rope opening 13a on the rope inlet and outlet guide sleeve I13 and is sequentially wound on a rope sheave I2 b of the rope inlet and outlet mechanism assembly I2, a rope sheave II 3b of the driving assembly 3 and a rope sheave III 4c of the rope inlet and outlet mechanism assembly II 4 and then passes out of a traction rope opening II 14a on the rope inlet and outlet guide sleeve II 14, wherein the traction rope 5 sequentially wound on the rope sheave I2 b, the rope sheave II 3b and the rope sheave III 4c is respectively clamped in curved annular grooves 15a which are circumferentially arranged on the rope sheave I2 b, the rope sheave II 3b and the rope sheave III 4 c;
the head of a first guide sleeve 2a in the rope inlet and outlet mechanism assembly 2 is conical, the head of the first guide sleeve 2a is matched with a curved annular groove 15a arranged in the circumferential direction of a first rope sheave 2b, and when the first rope sheave 2b rotates, the head of the first guide sleeve 2a swings along with the curved annular groove 15a in the circumferential direction of the first rope sheave 2b to guide the traction rope 5 into the curved annular groove 15a in the circumferential direction of the first rope sheave 2 b;
When the rope traction device works, when the traction rope 5 in the traction rope opening I13 a on the inlet and outlet rope guide sleeve I13 is under tension action, the traction rope opening I13 a becomes the rope inlet of the traction rope 5 at the moment, the traction rope opening II 14a becomes the rope outlet of the traction rope 5, the traction rope 5 enters the guide sleeve I2 a through the traction rope opening I13 a on the inlet and outlet rope guide sleeve I13, the traction rope 5 matched with the guide sleeve I2 a presses the compression wheel I2 f downwards, the compression wheel I2 f drives the inlet and outlet rope mechanism assembly I2 to rotate anticlockwise by taking the central shaft I2 c as the axis, the inlet and outlet rope mechanism assembly I2 pushes the driven pinch roller II 12d, thereby driving the pinch roller assembly 12 to swing clockwise by taking the pin shaft 12b as the rotating shaft, the pinch roller assembly fixing plate 12c drives the driven pinch roller I12 a to push the inlet and outlet rope mechanism assembly II 4 to rotate by taking the central shaft III 4d as the axis, after the pinch roller assembly 12 swings clockwise, the rope inlet and outlet mechanism assembly II 4 rotates anticlockwise, so that the pinch roller II 4e presses the traction rope 5 on the driving assembly 3, and the purpose of rope pressing and tensioning is achieved; on the contrary, when the traction rope 5 in the traction rope opening two 14a on the rope inlet and outlet guide sleeve two 14 is under the action of tension, the working principle is the same, so the rope traction device of the utility model can realize bidirectional rope inlet and outlet during operation.
The above description is only a preferred embodiment of the present invention, but not intended to limit the scope of the invention, and all simple equivalent changes and modifications made in accordance with the claims and the description of the present invention are also within the scope of the present invention.
Claims (7)
1. A rope draw gear which characterized in that: the rope traction device comprises a rack, a first rope inlet and outlet mechanism assembly, a driving assembly, a second rope inlet and outlet mechanism assembly, a traction rope, a guide pressure plate, a driving gear, a main shaft, a first limiting wheel, a second limiting wheel, a motor, a speed reducer, a pressing wheel assembly, a first rope inlet and outlet guide sleeve and a second rope inlet and outlet guide sleeve, wherein the driving gear is fixed on the main shaft, and one end of the main shaft is connected with an output shaft of the motor through the speed reducer; the first rope inlet and outlet mechanism component comprises a first rope sheave, the driving component comprises a second rope sheave, the second rope inlet and outlet mechanism component comprises a third rope sheave, curved rope sheaves are adopted by the first rope sheave, the second rope sheave and the third rope sheave, and an annular curved annular groove which is curved is formed in the circumferential direction of the curved rope sheave.
2. A rope pulling apparatus as defined in claim 1, wherein: the inner wall of the curved annular groove is a rough surface.
3. Rope pulling device according to claim 1 or 2, characterised in that: the rope feeding and discharging mechanism assembly I, the driving assembly and the rope feeding and discharging mechanism assembly II are arranged in the shell of the rack in an isosceles triangle shape, the rope feeding and discharging mechanism assembly I comprises a first guide sleeve, a first rope groove wheel, a first central shaft, a first driven gear, a first pressing wheel and a first pressed wheel, the driving assembly comprises a second central shaft, a second rope groove wheel and a driving gear, the rope feeding and discharging mechanism assembly II comprises a second guide sleeve, a second driven gear, a third rope groove wheel, a third central shaft, a second pressing wheel and a second pressed wheel, the second central shaft in the driving assembly is located on the top angle of the triangle, and the first central shaft in the rope feeding and discharging mechanism assembly I and the third central shaft in the rope feeding and discharging mechanism assembly II are located on the two bottom angles of the triangle respectively.
4. A rope pulling apparatus as defined in claim 3, wherein: the first rope inlet and outlet guide sleeve is arranged on the shell of the rack on one side of the first rope inlet and outlet mechanism assembly, and the second rope inlet and outlet guide sleeve is arranged on the shell of the rack on one side of the second rope inlet and outlet mechanism assembly; the driving gear is meshed with the driving gear, and the driving gear is fixedly connected with the second rope sheave.
5. A rope pulling apparatus as defined in claim 3, wherein: the traction rope penetrates through a first traction rope opening on the first rope inlet and outlet guide sleeve and is sequentially wound on a first rope sheave of the first rope inlet and outlet mechanism assembly, a second rope sheave of the driving assembly and a third rope sheave of the second rope inlet and outlet mechanism assembly and then penetrates out of a second traction rope opening on the second rope inlet and outlet guide sleeve, wherein the traction rope sequentially wound on the first rope sheave, the second rope sheave and the third rope sheave is respectively clamped in curved annular grooves formed in the circumferential direction of the first rope sheave, the second rope sheave and the third rope sheave.
6. A rope pulling apparatus as defined in claim 3, wherein: the head of the first guide sleeve in the first rope inlet and outlet mechanism assembly is conical, and the head of the first guide sleeve is matched with a curved annular groove formed in the circumferential direction of the first rope sheave.
7. Rope pulling device according to claim 1 or 2, characterised in that: the pinch roller subassembly is established in the frame of drive assembly below, the pinch roller subassembly includes driven pinch roller one, round pin axle, pinch roller subassembly fixed plate, driven pinch roller two, pinch roller subassembly fixed plate is inversion isosceles triangle, driven pinch roller one with driven pinch roller two is established respectively two base angle departments of pinch roller subassembly fixed plate, and wherein, driven pinch roller one meets with business turn over rope mechanism subassembly one, and driven pinch roller two meets with business turn over rope mechanism subassembly two, the apex angle department of pinch roller subassembly fixed plate is equipped with and sells axle complex pin shaft hole, pinch roller subassembly fixed plate is in the same place through round pin axle and frame hinged joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120283411.1U CN214359948U (en) | 2021-02-01 | 2021-02-01 | Rope traction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120283411.1U CN214359948U (en) | 2021-02-01 | 2021-02-01 | Rope traction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214359948U true CN214359948U (en) | 2021-10-08 |
Family
ID=77962308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120283411.1U Active CN214359948U (en) | 2021-02-01 | 2021-02-01 | Rope traction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214359948U (en) |
-
2021
- 2021-02-01 CN CN202120283411.1U patent/CN214359948U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214359948U (en) | Rope traction device | |
| GB1339588A (en) | Cable handling unit | |
| CN112879531A (en) | Rope sheave and rope traction device | |
| CN113562642B (en) | Traction device without rope length limitation | |
| CN103935861A (en) | Safety pincer device of pneumatic type speed governor | |
| CN116812802A (en) | Portable electric drill winch | |
| CN214359950U (en) | Rope traction device for hoisting operation | |
| CN214606956U (en) | Electric traction device | |
| CN213623040U (en) | Self-balancing hoist lifting device | |
| CN215854813U (en) | Novel haulage winch | |
| CN214359949U (en) | Electric rope traction device | |
| CN212832512U (en) | Double-drum driven hydraulic winch | |
| CN209052332U (en) | A kind of mine hoist engine shaft coupling complemental brake system | |
| CN2214404Y (en) | Hoisting mechanism capable of long distance draging or high lifting height | |
| CN106698221B (en) | Split type automatic winder for tail rope of winching | |
| CN209757122U (en) | Steel wire rope closed ring vehicle moving device | |
| CN204185128U (en) | A kind of lower trolley body of 200 tons of door machines | |
| CN210366755U (en) | Double-beam trolley type internal translation electric hoist | |
| CN209758920U (en) | Electric hoist with overload protection | |
| CN201264884Y (en) | Traction type crane | |
| CN102602766A (en) | Rescuing device for machine-room-less elevator | |
| CN202358790U (en) | Rescue device of machine-room-less lift | |
| CN214298842U (en) | Self-locking type quick rope lifting device | |
| CN216807928U (en) | Portable electric drill winch | |
| CN204057815U (en) | Gig |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |