CN201530694U - Two-way normally closed type capstan box - Google Patents
Two-way normally closed type capstan box Download PDFInfo
- Publication number
- CN201530694U CN201530694U CN2009201289564U CN200920128956U CN201530694U CN 201530694 U CN201530694 U CN 201530694U CN 2009201289564 U CN2009201289564 U CN 2009201289564U CN 200920128956 U CN200920128956 U CN 200920128956U CN 201530694 U CN201530694 U CN 201530694U
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- input shaft
- power input
- clutch
- transmission device
- normally closed
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Abstract
The utility model discloses a two-way normally closed type capstan box, which comprises a box body, a power input shaft, and a winding drum in transmission cooperation with the power input shaft. A locking mechanism is also arranged on the power input shaft; the locking mechanism comprises an overrunning clutch and a friction plate type clutch; the friction plate type clutch comprises a driven friction plate and a driving friction plate; the driving friction plate is in single freedom cooperation with the power input shaft in a mode of axial reciprocating sliding; the rotor of the overrunning clutch is in transmission cooperation with the driven friction plate; the stator of the overrunning clutch is fixedly arranged opposite to the box body; and the power input shaft of the overrunning clutch performs overrunning when driving the winding drum to lift heavy objects. The two-way normally closed type capstan box does not require pressing a ratchet or other operations, only requires rotating a handle in positive and negative directions to realize the lifting or the descending of the heavy objects, and if the rotating of the handle is stopped, the heavy objects are immediately stopped in the corresponding position, the operation is simple and convenient, and the noise caused by a ratchet mechanism is avoided; and a two-stage planetary gear reducer is adopted, the speed reduction is large, the distribution and the support are easy, the volume is small, the weight is light, and the transmission efficiency is high.
Description
Technical field
The utility model relates to a kind of jacking equipment accessory, particularly a kind of two-way normally closed capstan box.
Background technology
Because simple in structure, operation is simple and reliable and be widely used on the jacking equipment in fields such as daily life, communication, fire-fighting by joint reduction formula structure.
Manually the capstan box catch gear by joint reduction formula structure adopts ratchet device mostly, and the catch gear of capstan box adopts ratchet device mostly, and gear fixed shaft gear train transmission device is generally adopted in transmission.Noise is bigger during the ratchet device running, during counter-rotating, needs the manual unlocking ratchet, and safety misadventure appears in complex operation easily.Chinese patent CN 201049868Y discloses a kind of hand winch of auto lock, adopts spiral to defeat friction-tight sheet and ratchet, and friction lining and ratchet are adjacent to during the screw thread precession, prevent counter-rotating, the gap occurs between friction lining and ratchet when screw thread screws out, and can reverse; Preferably resolve above problem, removed from and need allow the loaded down with trivial details of capstan winch counter-rotating, but this mechanism design often opens, need the stable cooperation of handle just to finish the auto lock function, also occur safety misadventure easily with manual manipulation.
Gear fixed shaft gear train transmission device in order to satisfy the human engineering requirement, needs the bigger reduction ratio of design when being used for than the lifting of heavy articles or traction, step of reduction is more, arrange and support difficulty, so the capstan box volume is bigger, and weight is heavier, and driving efficiency is lower.
Therefore, need a kind of jacking equipment capstan box, simple to operation when lifting or traction weight, to avoid because the noise that ratchet device brings, reduction ratio is bigger, arranges to support easily, and volume is little, and is in light weight, and the driving efficiency height is safe and reliable.
The utility model content
In view of this, the purpose of this utility model provides a kind of two-way normally closed capstan box, and is when lifting or traction weight, simple to operation, avoid because the noise that brings of ratchet device, reduction ratio is bigger, arranges and support easily that volume is little, in light weight, the driving efficiency height, safe and reliable.
Two-way normally closed capstan box of the present utility model, comprise casing, power input shaft and the reel that cooperates with the power input shaft transmission, locking mechanism also is set on the described power input shaft, described locking mechanism comprises overriding clutch and Ortlinghaus plate clutch, described Ortlinghaus plate clutch comprises driven friction disk and active friction disc, described active friction disc cooperates with the mode single degree of freedom that can axially reciprocatingly slide with power take-off shaft, the overriding clutch rotor cooperates with the driven friction disk transmission, stator fixedly installs with respect to casing, and described overriding clutch surmounts when power input shaft drives the reel hoisting heavy.
Further, described driven friction disk is arranged on the clutch housing in the circumferencial direction heavy keying fit, clutch housing and overriding clutch rotor are in the circumferencial direction heavy keying fit, initiatively friction disc is arranged on the power-transfer clutch sliding plate in the circumferencial direction heavy keying fit, the power-transfer clutch sliding plate with the mode single degree of freedom engage sleeves that can axially reciprocatingly slide on power take-off shaft;
Further, also comprise clutch driving mechanism, described clutch driving mechanism comprises driven end ratchet and active end ratchet, described driven end ratchet with the mode single degree of freedom engage sleeves that can axially reciprocatingly slide on power take-off shaft, end ratchet end and active end face ratchet engaged are set, and the other end withstands the power-transfer clutch sliding plate; Initiatively end ratchet is with can be around the mode single degree of freedom engage sleeves of rotational on power input shaft;
Further, described reel cooperates with the power input shaft transmission by the secondary planet transmission device, the secondary planet transmission device comprises the first satellite gear transmission device and the second satellite gear transmission device, the sun wheel of the first satellite gear transmission device cooperates in the circumferencial direction transmission with power input shaft, the pinion carrier of the first satellite gear transmission device cooperates in the circumferencial direction transmission with the sun wheel of the second satellite gear transmission device, and the pinion carrier of the second satellite gear transmission device cooperates in the circumferencial direction transmission with reel;
Further, described clutch driving mechanism and secondary planet transmission device be apportion reel both sides vertically, and normal-running fit passes the pinion carrier of reel, the second satellite gear transmission device to described power input shaft successively, the pinion carrier of the first satellite gear transmission device cooperates in the circumferencial direction transmission with the sun wheel of the first satellite gear transmission device;
Further, also comprise the roller stand that is fixedly installed on the casing, described reel load on roller stand with its normal-running fit;
Further, the corresponding steel rope pressing plate that is hinged with reel on the roller stand.
The beneficial effects of the utility model: two-way normally closed capstan box of the present utility model, when lifting or traction weight, need not press any operations such as ratchet, only need the forward or reverse rocking handle can realize the lifting or the decline of weight, handle stops operating, weight is parked in the relevant position immediately, and is simple to operation, avoids because the noise that ratchet device brings; Adopt two-stage epicyclic reduction, reduction ratio is bigger, and compact conformation arranges and support easily that volume is little, and is in light weight, and the driving efficiency height is safe and reliable.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 be Fig. 1 along A to view.
The specific embodiment
Fig. 1 is a structural representation of the present utility model, Fig. 2 be Fig. 1 along A to view, as shown in the figure: the two-way normally closed capstan box of present embodiment, comprise casing 1, power input shaft 3 and the reel 10 that cooperates with power input shaft 3 transmissions, rocking handle seat 2 cooperates with the power input shaft transmission; On the described power input shaft 3 locking mechanism is set also, described locking mechanism comprises overriding clutch 5 and Ortlinghaus plate clutch, described Ortlinghaus plate clutch comprises driven friction disk 8 and active friction disc 7, described active friction disc 7 cooperates with the mode single degree of freedom that can axially reciprocatingly slide with power input shaft 3, overriding clutch 5 rotors cooperate with driven friction disk 8 transmissions, stator fixedly installs with respect to casing 1, and described overriding clutch 5 surmounts when power input shaft 3 drives the reel hoisting heavy; During hoisting heavy, overriding clutch surmounts not to be braked, and the moment that input shaft transmits drives reel by speed reduction gearing and rotates receipts strand steel rope, promotes or the traction weight; During counter-rotating, overriding clutch has meshed brake action, drives Ortlinghaus plate clutch by external force and separates, and under the weight effect, driven friction disk 8, active friction disc 7 and overriding clutch 5 rotors reverse with input shaft; During stall, Ortlinghaus plate clutch makes the rapid stall of input shaft.
In the present embodiment, described driven friction disk 8 is arranged on the clutch housing 6 in the circumferencial direction heavy keying fit, clutch housing 6 and overriding clutch 5 rotors are in the circumferencial direction heavy keying fit, initiatively friction disc 7 is arranged on the power-transfer clutch sliding plate 9 in the circumferencial direction heavy keying fit, power-transfer clutch sliding plate 9 with the mode single degree of freedom engage sleeves that can axially reciprocatingly slide on power input shaft 3; Drive simple and reliable.
In the present embodiment, also comprise clutch driving mechanism, described clutch driving mechanism comprises driven end ratchet 4 and active end ratchet 18, described driven end ratchet 4 with the mode single degree of freedom engage sleeves that can axially reciprocatingly slide on power input shaft 3, end ratchet end and initiatively end ratchet 18 engagements are set, and the other end withstands power-transfer clutch sliding plate 9; Initiatively end ratchet 18 is with can be around the mode single degree of freedom engage sleeves of rotational on power input shaft 3; Utilize the end ratchet structure to drive, simple in structure, drive reliably, further guarantee the succinct reliable of operating process.
In the present embodiment, described reel cooperates with power input shaft 3 transmissions by the secondary planet transmission device, the secondary planet transmission device comprises the first satellite gear transmission device and the second satellite gear transmission device (not marking satellite gear among the figure), the sun wheel 15 of the first satellite gear transmission device cooperates in the circumferencial direction transmission with power input shaft 3, the pinion carrier 14 of the first satellite gear transmission device cooperates in the circumferencial direction transmission with the sun wheel 13 of the second satellite gear transmission device, and the pinion carrier 12 of the second satellite gear transmission device cooperates in the circumferencial direction transmission with reel 10; Adopt two-stage epicyclic reduction, reduction ratio is bigger, and compact conformation arranges and support easily that volume is little, and is in light weight, and the driving efficiency height is safe and reliable.
In the present embodiment, described clutch driving mechanism and secondary planet transmission device be apportion reel 10 both sides vertically, and normal-running fit passes the pinion carrier of reel, the second satellite gear transmission device to described power input shaft 3 successively, the pinion carrier of the first satellite gear transmission device cooperates in the circumferencial direction transmission with the sun wheel of the first satellite gear transmission device; This structure is beneficial to the balance between speed reduction gearing and the stop mechanism, guarantees that capstan box keeps balance as far as possible when work, improve the reliability of capstan box and service life greatly.
In the present embodiment, also comprise the roller stand 11 that is fixedly installed on the casing 1, described reel 10 loads on roller stand 11 with its normal-running fit; Installing/dismounting and convenience easy to maintenance, compact conformation, good reliability.
In the present embodiment, correspondingly on the roller stand 11 be hinged with steel rope pressing plate 16 by jointed shaft 17 with reel 10; Capstan box is pressed in steel rope on the reel by steel rope pressing plate 16 and is regularly arranged along the spirally-guided grooving on the reel, significantly reduced damage to steel rope, capstan box is simple to operate, safe and reliable, after lifting or tractor equipment adopt this capstan box, will obtain in practicality, reliability and service life significantly and improve.
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (7)
1. two-way normally closed capstan box, comprise casing, power input shaft and the reel that cooperates with the power input shaft transmission, it is characterized in that: locking mechanism also is set on the described power input shaft, described locking mechanism comprises overriding clutch and Ortlinghaus plate clutch, described Ortlinghaus plate clutch comprises driven friction disk and active friction disc, described active friction disc cooperates with the mode single degree of freedom that can axially reciprocatingly slide with power take-off shaft, the overriding clutch rotor cooperates with the driven friction disk transmission, stator fixedly installs with respect to casing, and described overriding clutch surmounts when power input shaft drives the reel hoisting heavy.
2. two-way normally closed capstan box according to claim 1, it is characterized in that: described driven friction disk is arranged on the clutch housing in the circumferencial direction heavy keying fit, clutch housing and overriding clutch rotor are in the circumferencial direction heavy keying fit, initiatively friction disc is arranged on the power-transfer clutch sliding plate in the circumferencial direction heavy keying fit, the power-transfer clutch sliding plate with the mode single degree of freedom engage sleeves that can axially reciprocatingly slide on power take-off shaft.
3. two-way normally closed capstan box according to claim 2, it is characterized in that: also comprise clutch driving mechanism, described clutch driving mechanism comprises driven end ratchet and active end ratchet, described driven end ratchet with the mode single degree of freedom engage sleeves that can axially reciprocatingly slide on power take-off shaft, end ratchet end and active end face ratchet engaged are set, and the other end withstands the power-transfer clutch sliding plate; Initiatively end ratchet is with can be around the mode single degree of freedom engage sleeves of rotational on power input shaft.
4. according to the described two-way normally closed capstan box of the arbitrary claim of claim 1 to 3, it is characterized in that: described reel cooperates with the power input shaft transmission by the secondary planet transmission device, the secondary planet transmission device comprises the first satellite gear transmission device and the second satellite gear transmission device, the sun wheel of the first satellite gear transmission device cooperates in the circumferencial direction transmission with power input shaft, the pinion carrier of the first satellite gear transmission device cooperates in the circumferencial direction transmission with the sun wheel of the second satellite gear transmission device, and the pinion carrier of the second satellite gear transmission device cooperates in the circumferencial direction transmission with reel.
5. two-way normally closed capstan box according to claim 4, it is characterized in that: described clutch driving mechanism and secondary planet transmission device be apportion reel both sides vertically, and normal-running fit passes the pinion carrier of reel, the second satellite gear transmission device to described power input shaft successively, the pinion carrier of the first satellite gear transmission device cooperates in the circumferencial direction transmission with the sun wheel of the first satellite gear transmission device.
6. two-way normally closed capstan box according to claim 5 is characterized in that: also comprise the roller stand that is fixedly installed on the casing, described reel load on roller stand with its normal-running fit.
7. two-way normally closed capstan box according to claim 6 is characterized in that: the corresponding steel rope pressing plate that is hinged with reel on the roller stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201289564U CN201530694U (en) | 2009-09-22 | 2009-09-22 | Two-way normally closed type capstan box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201289564U CN201530694U (en) | 2009-09-22 | 2009-09-22 | Two-way normally closed type capstan box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201530694U true CN201530694U (en) | 2010-07-21 |
Family
ID=42526099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201289564U Expired - Lifetime CN201530694U (en) | 2009-09-22 | 2009-09-22 | Two-way normally closed type capstan box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201530694U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102408076A (en) * | 2011-08-09 | 2012-04-11 | 江苏佼燕船舶设备有限公司 | Winch device for lifting rescue boat |
| CN105398983A (en) * | 2014-09-08 | 2016-03-16 | 沃恩工业有限公司 | Portable Winch |
| CN105939075A (en) * | 2016-07-06 | 2016-09-14 | 福建省正丰信息技术发展有限公司 | Power head lifting driving mechanism |
| CN107253678A (en) * | 2017-06-27 | 2017-10-17 | 浙江诺和机电股份有限公司 | A kind of electric capstan of compact conformation |
| CN108328432A (en) * | 2018-02-06 | 2018-07-27 | 中国科学院光电研究院 | A kind of capstan winch for captive balloon cable folding and unfolding |
| RU200856U1 (en) * | 2020-05-21 | 2020-11-13 | Петр Владимирович Гуща | Portable winch |
| CN113679980A (en) * | 2021-09-02 | 2021-11-23 | 四川水利职业技术学院 | High altitude speed difference falling protector and high altitude construction equipment |
-
2009
- 2009-09-22 CN CN2009201289564U patent/CN201530694U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102408076A (en) * | 2011-08-09 | 2012-04-11 | 江苏佼燕船舶设备有限公司 | Winch device for lifting rescue boat |
| CN102408076B (en) * | 2011-08-09 | 2013-08-28 | 江苏佼燕船舶设备有限公司 | Winch device for lifting rescue boat |
| CN105398983A (en) * | 2014-09-08 | 2016-03-16 | 沃恩工业有限公司 | Portable Winch |
| CN105939075A (en) * | 2016-07-06 | 2016-09-14 | 福建省正丰信息技术发展有限公司 | Power head lifting driving mechanism |
| CN105939075B (en) * | 2016-07-06 | 2018-11-02 | 福建省正丰信息技术发展有限公司 | A kind of power head lift drive mechanism |
| CN107253678A (en) * | 2017-06-27 | 2017-10-17 | 浙江诺和机电股份有限公司 | A kind of electric capstan of compact conformation |
| CN108328432A (en) * | 2018-02-06 | 2018-07-27 | 中国科学院光电研究院 | A kind of capstan winch for captive balloon cable folding and unfolding |
| CN108328432B (en) * | 2018-02-06 | 2024-03-15 | 中国科学院光电研究院 | Winch for winding and unwinding tethered balloon cable |
| RU200856U1 (en) * | 2020-05-21 | 2020-11-13 | Петр Владимирович Гуща | Portable winch |
| CN113679980A (en) * | 2021-09-02 | 2021-11-23 | 四川水利职业技术学院 | High altitude speed difference falling protector and high altitude construction equipment |
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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: 20100721 |
|
| CX01 | Expiry of patent term |