CN103072915A - Winding engine - Google Patents
Winding engine Download PDFInfo
- Publication number
- CN103072915A CN103072915A CN2013100058370A CN201310005837A CN103072915A CN 103072915 A CN103072915 A CN 103072915A CN 2013100058370 A CN2013100058370 A CN 2013100058370A CN 201310005837 A CN201310005837 A CN 201310005837A CN 103072915 A CN103072915 A CN 103072915A
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- motor
- transmission shaft
- winch
- slide block
- worm screw
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Abstract
The invention relates to a winding engine, comprising a shell, a motor, a worm, a worm gear, a rope, a transmission shaft and a stop block, wherein the worm is driven to rotate by the motor, the worm gear is meshed with the worm, the rope is sleeved on the worm gear, and the transmission shaft and the stop block are fixedly arranged together with the boss rod of the motor. The stop block comprises a slider which can be driven by the worm to slide on the shell and a limit switch which is arranged on the shell, wherein the slider is provided with two working positions, when the slider is at the first working position, the winding engine is ascended and descended normally, the slider is separated from the limit switch, and the motor works normally; when the slider is at the second working position, the winding engine is ascended to the highest point or descended to the lowest point, the slider is contacted with the limit switch, the motor is shut down, and the winding engine stops working. According the winding engine disclosed by the invention, the mechanical limit way is direct, and problems probably occurring at each controlling link are avoided.
Description
Technical field
The present invention relates to a kind of winch, relate in particular to a kind of winch with limit function.
Background technology
Be applied at present the winch on crane, the jacking system, its limit method adopts mostly installs some electric elements, controls to realize the spacing of winch by the circuit of complexity.Be the Chinese utility model patent of CN201647894U such as publication number, comprise insulation fixing plate, insulation fixing plate is fixed on the reel of winch, be provided with inductive switch SP1 and inductive switch SP2 on the insulation fixing plate, inductive switch SP1 and inductive switch SP2 are separately positioned on the both sides of the steel rope of winch, and all corresponding with steel rope, inductive switch SP1 and inductive switch SP2 connect limit circuit by power lead respectively, utilize the combined action of inductor and limit circuit, play spacing effect.But for the winch of this design in a single day some electronic components go wrong or a certain control path goes wrong, the operation of whole winch is exerted an influence, do not have spacing effect.In addition, the installation of electric elements is with respect to some simple mechanical devices, and its productive costs also relatively can be higher.Therefore, a kind of not only winch of simple but also practical limit method of design also is very necessary.
Summary of the invention
Technical matters to be solved by this invention provides a kind of winch, especially a kind of winch with limit function.
For solving above technical matters, following technical scheme of the present invention:
A kind of winch, it comprises housing, motor, worm screw by described motor-driven rotation, the worm gear that is meshed with described worm screw and can arranges rotationally around the Pivot Point Center line, be set in the rope on the described worm gear, it is characterized in that the transmission shaft that described winch comprises that also the arbor with described motor is fixedly installed and be used for the inhibiting device that the described motor of control shuts down after described winch rises to vertex or reduces as far as possible, the axial line of described transmission shaft is vertical with the axial line of described worm gear, described worm set is located at axially can arrange slidably on the described transmission shaft and along described transmission shaft, between described worm screw and described transmission shaft, be provided with spring, inhibiting device comprises the slide block that can be driven by described worm screw and slide at described housing, be arranged at the limit switch that to control described motor opening and closing on the described housing, described slide block has two control positioies, when being in the first control position, the normal lifting of described winch, described slide block and described limit switch are separated, described motor normal operation; When being in the second control position, described winch rises to vertex or reduces as far as possible, and described slide block contacts with described limit switch, and described motor shuts down.
Be connected by key between described worm screw and the described transmission shaft.
Described spring housing is located on the described transmission shaft.
Described slide block set be located on the described transmission shaft and be arranged at described worm screw and described spring between.
One side of described housing is provided with a chute, and described slide block matches with described chute and can slide in described chute.
The present invention is subjected to the difference of force direction by described worm gear, promotes described worm screw and described slide block endwisely slipping along described transmission shaft.In the described winch lifting process, described worm screw and described slide block are subject to the effect of described spring force, described worm screw and described slide block are positioned all the time the end away from described spring of described transmission shaft, described slide block is in the first control position, described slide block and described limit switch are separated, described motor normal operation, the normal lifting of described winch; When described winch rises to vertex or reduces as far as possible, the force direction that is subjected to of described worm gear changes, promote described worm screw and described slide block towards the end slip of the close described spring of described transmission shaft, described spring is compressed, and described slide block slides into the second control position, and described slide block contacts with described limit switch, close described motor, described motor shuts down, and described winch quits work, and has realized stopping of end position.
Because adopt above technical scheme, the present invention compared with prior art has following advantage:
(1), structural safety of the present invention is reliable, the mechanical position limitation mode is simple and direct, the problem of having avoided each controlling unit to occur.
(2), the present invention is simple in structure, compact, broken away from complicated control circuit, reduced productive costs.
Description of drawings
The block diagram of Fig. 1 winch of the present invention;
The front view of Fig. 2 winch of the present invention (housing does not show);
Among the figure: 1, rope; 2, housing; 3, motor; 4, spring; 5, slide block; 6, worm screw; 7, transmission shaft; 8, worm gear; 9, limit switch; 10, chute.
The specific embodiment
The invention will be further described below in conjunction with Figure of description:
Such as Fig. 1, shown in Figure 2, a kind of winch, it comprises housing 2, motor 3, drive the worm screw 6 of rotating by motor 3, the worm gear 8 that is meshed with worm screw 6 and can arranges rotationally around the Pivot Point Center line, be set in the rope 1 on the worm gear 8, winch also comprises the transmission shaft 7 that the arbor with motor 3 is fixedly installed and is used for the inhibiting device that control motor 3 shuts down after winch rises to vertex or reduces as far as possible, the axial line of transmission shaft 7 is vertical with the axial line of worm gear 8, worm screw 6 is sheathed on axially can arrange slidably on the transmission shaft 7 and along transmission shaft 7, connect by key between worm screw 6 and the transmission shaft 7, be arranged with spring 4 and be located at worm screw 6 near a side of motor 3 at transmission shaft 7, inhibiting device comprises the slide block 5 that can be driven by worm screw 6 and slide at housing 2, be arranged at the limit switch 9 that to control motor 3 opening and closing on the housing 2, slide block 5 be set on the transmission shaft 7 and be arranged at worm screw 6 and spring 4 between, housing 2 is provided with the chute 10 that matches and can allow slide block 5 slide with slide block 5, slide block 5 has two control positioies, when being in the first control position and being the left end of slide block 5 at chute 10, the normal lifting of winch, slide block 5 is separated motor 3 normal operations with limit switch 9; When being in the second control position and being the right-hand member of slide block 5 at chute 10, winch rises to vertex or reduces as far as possible, and slide block 5 contacts with limit switch 9, and motor 3 shuts down.
During winch work, starter motor 3, drive worm screw 6 and rotate, the worm gear 8 that is meshed with worm screw 6 is subject to the gearing of worm screw 6 and rotates, and folding and unfolding is set in the rope 1 on the worm gear 8, worm screw 6 and slide block 8 are subject to the effect of spring 4 elastic force, worm screw 6 and slide block 8 are positioned transmission shaft 7 left ends all the time, and slide block 5 is at the left end of chute 10 at this moment, and slide block 5 is separated with limit switch 9, motor 3 runnings, winch carries out lifting work.
When winch dropped to nadir, rope 1 all discharged, and winch continues operation, worm gear 8 is rotated further, rope 1 worm gear 8 that rewinds back, this moment, the stressed of worm gear 8 changed, and promoted worm screw 6 and slide block 5 and slided towards the right-hand member of transmission shaft 7, spring 4 is compressed, slide block 5 slides into the right-hand member of chute 10, and slide block 5 contacts with limit switch 9, and disable motor 3 shuts down, winch quits work, and realizes that end position stops.
When winch rises to vertex, the object that rope 1 other end promotes will stop rope 1 further to be retracted to worm gear 8, this moment, worm gear 8 was subject to rope 1 to its resistance, stoped worm gear 8 runnings, and worm gear 8 stressed changes promote worm screw 6 and slide block 5 and slide towards the right-hand member of transmission shaft 7, spring 4 is compressed, the right-hand member of slide block 5 slip chutes 10, slide block 5 contacts with limit switch 9, and disable motor 3 shuts down, winch quits work, and realizes that end position stops.
Need to prove, more than said left end and right end position relation all be with for referencial use under the state shown in Figure 2.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics; its purpose is to allow the personage who is familiar with technique can understand content of the present invention and according to this enforcement; can not limit protection scope of the present invention with this; all equivalences that Spirit Essence is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (5)
1. winch, comprise housing (2), motor (3), driven the worm screw (6) of rotating by described motor (3), the worm gear (8) that is meshed with described worm screw (6) and can arranges rotationally around the Pivot Point Center line, be set in the rope (1) on the described worm gear (8), it is characterized in that the transmission shaft (7) that described winch comprises that also the arbor with described motor (3) is fixedly installed and be used for the inhibiting device that the described motor of control (3) shuts down after described winch rises to vertex or reduces as far as possible, the axial line of described transmission shaft (7) is vertical with the axial line of described worm gear (8), described worm screw (6) is sheathed on upper and axially can arrange slidably along described transmission shaft (7) of described transmission shaft (7), between described worm screw (6) and described transmission shaft (7), be provided with spring (4), inhibiting device comprises and can be driven by described worm screw (6) and at the slide block (5) of described housing (2) slip, be arranged at the limit switch (9) that to control described motor (3) opening and closing on the described housing (2), described slide block (5) has two control positioies, when being in the first control position, the normal lifting of described winch, described slide block (5) is separated described motor (3) normal operation with described limit switch (9); When being in the second control position, described winch rises to vertex or reduces as far as possible, and described slide block (5) contacts with described limit switch (9), and described motor (3) shuts down.
2. winch according to claim 1 is characterized in that, is connected by key between described worm screw (6) and the described transmission shaft (7).
3. winch according to claim 1 is characterized in that, described spring (4) is set on the described transmission shaft (7).
4. winch according to claim 1 is characterized in that, described slide block (5) is sheathed on described transmission shaft (7) upward and is arranged between described worm screw (6) and the described spring (4).
5. winch according to claim 1 is characterized in that, a side of described housing (2) is provided with a chute (10), and described slide block (5) matches with described chute (10) and can slide in described chute (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310005837.0A CN103072915B (en) | 2013-01-08 | 2013-01-08 | Winding engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310005837.0A CN103072915B (en) | 2013-01-08 | 2013-01-08 | Winding engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103072915A true CN103072915A (en) | 2013-05-01 |
| CN103072915B CN103072915B (en) | 2015-02-18 |
Family
ID=48149641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310005837.0A Active CN103072915B (en) | 2013-01-08 | 2013-01-08 | Winding engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103072915B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111501685A (en) * | 2020-04-17 | 2020-08-07 | 太湖流域管理局苏州管理局 | Buffering and limiting device of clutch drum type fixed winch hoist |
| CN112431872A (en) * | 2020-11-27 | 2021-03-02 | 张宝玉 | Brake unit for locking constructional engineering mechanical component |
| CN112794224A (en) * | 2020-12-30 | 2021-05-14 | 蒙种种 | Double-speed-ratio speed reducer for coal mine hoisting winch |
| CN114275718A (en) * | 2021-12-27 | 2022-04-05 | 国网湖南省电力有限公司 | Automatic lifting device capable of assisting operating personnel in going up and down tower and application method thereof |
| CN114763729A (en) * | 2021-01-12 | 2022-07-19 | 敬祐科技股份有限公司 | Adjustable lower buckle for non-exposed pull rope type curtain |
Citations (10)
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|---|---|---|---|---|
| CN2078741U (en) * | 1990-11-29 | 1991-06-12 | 周守林 | Direct-coupled two-position-limiting controlling device |
| JPH09201003A (en) * | 1996-01-18 | 1997-07-31 | Koito Mfg Co Ltd | Motor with speed changing mechanism |
| CN2335942Y (en) * | 1997-10-16 | 1999-09-01 | 周守林 | Direct connection double controlled limiter |
| CN2377238Y (en) * | 1999-07-02 | 2000-05-10 | 郭张来 | Safety stop |
| CN2398251Y (en) * | 1999-12-15 | 2000-09-27 | 欧北根 | Spacing control device for hoister |
| RU2185318C2 (en) * | 2000-06-14 | 2002-07-20 | Самарский государственный технический университет | Travelling block limit switch |
| CN2608475Y (en) * | 2003-03-25 | 2004-03-31 | 周守林 | Double controlling spacing device |
| CN2830594Y (en) * | 2005-08-26 | 2006-10-25 | 王忠维 | Smart electric central controlled door lock for automobile |
| CN2830601Y (en) * | 2005-08-30 | 2006-10-25 | 王忠维 | Single-worm rotary sliding electric antitheft central controlled lock for automobile |
| CN203112402U (en) * | 2013-01-08 | 2013-08-07 | 太仓市康辉科技发展有限公司 | Hoisting machine |
-
2013
- 2013-01-08 CN CN201310005837.0A patent/CN103072915B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2078741U (en) * | 1990-11-29 | 1991-06-12 | 周守林 | Direct-coupled two-position-limiting controlling device |
| JPH09201003A (en) * | 1996-01-18 | 1997-07-31 | Koito Mfg Co Ltd | Motor with speed changing mechanism |
| CN2335942Y (en) * | 1997-10-16 | 1999-09-01 | 周守林 | Direct connection double controlled limiter |
| CN2377238Y (en) * | 1999-07-02 | 2000-05-10 | 郭张来 | Safety stop |
| CN2398251Y (en) * | 1999-12-15 | 2000-09-27 | 欧北根 | Spacing control device for hoister |
| RU2185318C2 (en) * | 2000-06-14 | 2002-07-20 | Самарский государственный технический университет | Travelling block limit switch |
| CN2608475Y (en) * | 2003-03-25 | 2004-03-31 | 周守林 | Double controlling spacing device |
| CN2830594Y (en) * | 2005-08-26 | 2006-10-25 | 王忠维 | Smart electric central controlled door lock for automobile |
| CN2830601Y (en) * | 2005-08-30 | 2006-10-25 | 王忠维 | Single-worm rotary sliding electric antitheft central controlled lock for automobile |
| CN203112402U (en) * | 2013-01-08 | 2013-08-07 | 太仓市康辉科技发展有限公司 | Hoisting machine |
Non-Patent Citations (2)
| Title |
|---|
| 毕桂平: "建筑卷扬升降机上下限位装置的改进", 《建筑机械》 * |
| 陈金林: "起重机卷筒轴与起升限位器连接方式的改进", 《设备管理与维修》 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111501685A (en) * | 2020-04-17 | 2020-08-07 | 太湖流域管理局苏州管理局 | Buffering and limiting device of clutch drum type fixed winch hoist |
| CN111501685B (en) * | 2020-04-17 | 2020-12-01 | 太湖流域管理局苏州管理局 | Buffering and limiting device of clutch drum type fixed winch hoist |
| CN112431872A (en) * | 2020-11-27 | 2021-03-02 | 张宝玉 | Brake unit for locking constructional engineering mechanical component |
| CN112431872B (en) * | 2020-11-27 | 2022-09-23 | 深圳市飞铃智能系统集成有限公司 | Brake unit for locking constructional engineering mechanical component |
| CN112794224A (en) * | 2020-12-30 | 2021-05-14 | 蒙种种 | Double-speed-ratio speed reducer for coal mine hoisting winch |
| CN114763729A (en) * | 2021-01-12 | 2022-07-19 | 敬祐科技股份有限公司 | Adjustable lower buckle for non-exposed pull rope type curtain |
| CN114275718A (en) * | 2021-12-27 | 2022-04-05 | 国网湖南省电力有限公司 | Automatic lifting device capable of assisting operating personnel in going up and down tower and application method thereof |
| CN114275718B (en) * | 2021-12-27 | 2023-08-18 | 国网湖南省电力有限公司 | Automatic lifting device capable of assisting operators in lifting and descending towers and application method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103072915B (en) | 2015-02-18 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215425 Guizhuang, Shaxi Town, Taicang City, Suzhou City, Jiangsu Province Patentee after: Kanghui Medical Technology (Suzhou) Co., Ltd. Address before: 215425 Guizhuang Industrial Zone, Taicang City, Suzhou City, Jiangsu Province Patentee before: Comfort Technology Development Co., Ltd. Taicang City |