CN109741977B - Quick conversion device of reversing control switch and working method thereof - Google Patents
Quick conversion device of reversing control switch and working method thereof Download PDFInfo
- Publication number
- CN109741977B CN109741977B CN201910152657.2A CN201910152657A CN109741977B CN 109741977 B CN109741977 B CN 109741977B CN 201910152657 A CN201910152657 A CN 201910152657A CN 109741977 B CN109741977 B CN 109741977B
- Authority
- CN
- China
- Prior art keywords
- pawl
- check ring
- spring
- reversing
- pressing block
- 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
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 title claims description 5
- 238000003825 pressing Methods 0.000 claims abstract description 40
- 230000009471 action Effects 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000001095 motoneuron effect Effects 0.000 claims 1
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Seats For Vehicles (AREA)
- Mechanisms For Operating Contacts (AREA)
Abstract
The invention provides a quick switching device of a reversing control switch and a working method thereof, the quick switching device comprises a fixed seat, a fixed plate is fixedly connected to the fixed seat, an operating rod and a reversing shaft which are driven by a motor to horizontally move are parallelly penetrated through the fixed plate, a pressing block is fixedly connected to the operating rod, a first spring and a second spring which are positioned on two sides of the pressing block are sleeved on the reversing shaft, and a first check ring and a second check ring are fixedly connected to one ends of the first spring and the second spring, which are away from the pressing block, respectively; the invention utilizes the cooperation of the ratchet wheel and the check ring to realize the quick triggering of the reversing switch of the reversing shaft and realize the mechanical control of the running time of the motor.
Description
Technical Field
The invention relates to a quick switching device of a reversing control switch and a working method thereof.
Background
In many business operations, there are many places where it is desirable for an organization to be able to reverse when it is operating beyond a certain point. To achieve this, the inventors devised a fast switching device for reversing a control switch.
Disclosure of Invention
The invention improves the problems, namely the technical problem to be solved by the invention is that the mechanism for realizing the reverse rotation of the motor after a certain period of operation is complex.
The specific embodiments of the invention are: the quick conversion device of the reversing control switch comprises a fixed seat, wherein a fixed plate is fixedly connected to the fixed seat, a control rod and a reversing shaft which are driven by a motor to horizontally move are parallelly penetrated through the fixed plate, a pressing block is fixedly connected to the control rod, the upper part of the pressing block is sleeved on the reversing shaft, the pressing block is synchronously driven to move when the control rod moves, a first spring and a second spring which are positioned on two sides of the pressing block are sleeved on the reversing shaft, and one ends of the first spring and the second spring, which face the pressing block, are fixedly connected with the pressing block;
the first check ring and the second check ring are fixedly connected to one ends of the first spring and the second spring, which are away from the pressing block, respectively;
the first check ring and the second check ring are fixed on the reversing shaft;
the fixed seat is hinged with a first pawl and a second pawl, the lower parts of the first pawl and the second pawl are provided with two layers of step surfaces, and one ends of the first pawl and the second pawl, which face the pressing block, are provided with arc-shaped inclined surfaces;
the side, facing the pressing block, of the first pawl and the second pawl is a first-layer step surface, and the side, facing away from the pressing block, of the first pawl and the second pawl is a second-layer step surface;
the step surface of the first pawl can be matched with the first check ring, and the step surface of the second pawl can be matched with the second check ring to realize limit;
and two ends of the reversing shaft are respectively provided with a switch capable of triggering the motor to realize reversing.
Further, the first check ring is annular, and the second check ring is conical.
Further, the first check ring and the second check ring are fixedly connected with the reversing shaft through bolts.
Further, the stress ratio of the first spring to the second spring in the extending state and the compressing state is 1:4.
Further, the motor realizes the horizontal movement of the control rod through a bevel gear or a screw-nut mechanism.
The invention also comprises a working method of the quick switching device of the reversing control switch, which is characterized by comprising the following steps of:
(1) In order to realize the quick conversion of the motor reversing control switch, the control rod below slowly moves from left to right to enable the second spring to be pressed, the upper part of the pressing block contacts the front end of the second pawl and is slowly lifted until the end face of the second check ring is separated from the second layer of step surface of the second pawl, and the second check ring drives the reversing shaft to rapidly move from left to right under the action of restoring tension of the second spring, so that the reversing shaft triggers the reversing switch to realize motor reversing, and the second check ring moves to the second layer of step surface of the second pawl;
(2) When the second check ring moves to the second level of step surface of the second pawl, the control rod stops moving to the right side, at the moment, the first check ring moves to the first boss of the first pawl and is meshed with the first boss, then the motor drives the control rod to move the second spring from right to left to stretch and the first spring to shrink, then the upper part of the pressing block touches the front end of the first pawl and is lifted slowly until the end surface of the first check ring is separated from the first level of step surface of the first pawl, and the first check ring drives the reversing shaft to rapidly move from right to left under the action of the restoring force of the first spring and enables the reversing shaft to be separated from the right side switch and trigger the switch at the left side end, and at the moment, the first check ring moves to the second level of step surface of the first pawl;
(3) And (3) repeating the step (1) and the step (2) to realize the reverse switch triggering work of the reversing shaft.
Compared with the prior art, the invention has the following beneficial effects: the invention realizes the quick triggering of the reversing switch of the reversing shaft by utilizing the matching of the ratchet wheel and the check ring, and realizes the mechanical control of the running time of the motor.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a schematic perspective view of the present invention.
Fig. 3 is a partially enlarged schematic view of the first pawl according to the present invention.
Fig. 4 is a partially enlarged schematic view of the second pawl according to the present invention.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description.
As shown in fig. 1 to 4, a quick switching device of a reversing control switch comprises a fixed seat 10, wherein a fixed plate 20 is fixedly connected to the fixed seat 10, a control rod 30 and a reversing shaft 40 which are driven by a motor to horizontally move are parallelly penetrated through the fixed plate 20, a pressing block 40 is fixedly connected to the control rod 30, the upper part of the pressing block 40 is sleeved on the reversing shaft 40, the pressing block 40 is synchronously driven to move when the control rod moves, a first spring 510 and a second spring 520 which are positioned on two sides of the pressing block are sleeved on the reversing shaft, and one ends of the first spring and the second spring, which face the pressing block, are fixedly connected with the pressing block;
the first check ring 610 and the second check ring 620 are fixedly connected to one ends of the first spring and the second spring, which are away from the pressing block, respectively;
the first check ring 610 and the second check ring 620 are fixed on the reversing shaft;
the fixed seat is hinged with a first pawl 710 and a second pawl 720, the lower parts of the first pawl and the second pawl are respectively provided with two layers of step surfaces, and one ends of the first pawl and the second pawl, which face the pressing block, are provided with arc inclined surfaces;
the side, facing the pressing block, of the first pawl and the second pawl is a first-layer step surface, and the side, facing away from the pressing block, of the first pawl and the second pawl is a second-layer step surface;
the step surface of the first pawl can be matched with the first check ring 610, and the step surface of the second pawl can be matched with the second check ring 620 to realize limit;
the two ends of the reversing shaft 40 are respectively provided with a switch capable of triggering the motor to realize reversing.
In this embodiment, the first retaining ring 610 is annular, and the second retaining ring 620 is conical.
In this embodiment, the first pawl and the second pawl are hinged to the fixing base 10 via a bearing or a pin.
In this embodiment, the first retaining ring 610 and the second retaining ring 620 are fixedly connected to the reversing shaft via bolts.
In this embodiment, the tensile and compressive force ratios of the first spring 510 and the second spring 520 are 1:4.
In this embodiment, the motor realizes the horizontal movement of the operating lever through the bevel gear or the screw-nut mechanism, a gear can be further arranged at the output end of the motor, the end part of the operating lever is designed to be meshed with the rack of the gear to realize the horizontal movement of the operating lever, the two ends of the reversing lever can respectively press and trigger the switch for realizing the operation of the motor, the two-end trigger switch of the reversing lever realizes the operation of the motor in the opposite direction, and the two ends of the reversing lever can be provided with the communication parts of the circuits, so that one circuit is triggered to be electrified to realize the operation when the reversing lever moves in place.
The invention aims to design a mechanical structure capable of realizing mechanical control and triggering reverse direction after the motor runs for a certain time.
The invention also comprises a working method of the quick switching device of the reversing control switch, which is characterized by comprising the following steps of:
(1) As shown in fig. 1, in order to realize the fast switching of the motor reverse rotation control switch in the initial state, the control lever 30 in the initial state slowly moves from left to right to make the second spring 520 pressed, the second check ring is clamped at the first level step surface 721 of the second pawl 720, the first check ring 610 is clamped at the second level step surface 712 of the first pawl 710, the upper part of the pressing block contacts the front end of the second pawl and lifts the pressing block slowly until the end surface of the second check ring is separated from the second level step surface 722 of the second pawl 720, and the second check ring drives the reversing shaft to rapidly move from left to right under the action of the restoring tension of the second spring, so that the reversing shaft triggers the reversing switch to realize the motor reverse rotation, and the second check ring moves to the second level step surface 722 of the second pawl 720;
(2) When the second check ring moves to the second level of step surface of the second pawl, the control rod stops moving to the right side, at the moment, the first check ring moves to the first boss of the first pawl and is meshed with the first boss, then the motor drives the control rod to move the second spring from right to left to stretch and the first spring to shrink, then the upper part of the pressing block touches the front end of the first pawl and is lifted slowly until the end surface of the first check ring is separated from the first level of step surface 711 of the first pawl, and the first check ring drives the reversing shaft to rapidly move from right to left under the action of the restoring force of the first spring and enables the reversing shaft to be separated from the right switch and trigger the switch at the left side end, at the moment, the first check ring moves to the second level of step surface of the first pawl;
(3) And (3) repeating the step (1) and the step (2) to realize the reverse switch triggering work of the reversing shaft.
Any of the above-described embodiments of the present invention disclosed herein, unless otherwise stated, if they disclose a numerical range, then the disclosed numerical range is the preferred numerical range, as will be appreciated by those of skill in the art: the preferred numerical ranges are merely those of the many possible numerical values where technical effects are more pronounced or representative. Since the numerical values are more and cannot be exhausted, only a part of the numerical values are disclosed to illustrate the technical scheme of the invention, and the numerical values listed above should not limit the protection scope of the invention.
If the terms "first," "second," etc. are used herein to define a part, those skilled in the art will recognize that: the use of "first" and "second" is used merely to facilitate distinguishing between components and not otherwise stated, and does not have a special meaning.
Meanwhile, if the above invention discloses or relates to parts or structural members fixedly connected with each other, the fixed connection may be understood as follows unless otherwise stated: detachably fixed connection (e.g. using bolts or screws) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).
In addition, terms used in any of the above-described aspects of the present disclosure to express positional relationship or shape have meanings including a state or shape similar to, similar to or approaching thereto unless otherwise stated.
Any part provided by the invention can be assembled by a plurality of independent components, or can be manufactured by an integral forming process.
Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical scheme of the present invention and are not limiting; while the invention has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present invention or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the invention, it is intended to cover the scope of the invention as claimed.
Claims (3)
1. The quick switching device of the reversing control switch is characterized by comprising a fixed seat, wherein a fixed plate is fixedly connected to the fixed seat, a control rod and a reversing shaft which are driven by a motor to horizontally move are parallelly penetrated through the fixed plate, a pressing block is fixedly connected to the control rod, the upper part of the pressing block is sleeved on the reversing shaft, the pressing block is synchronously driven to move when the control rod moves, a first spring and a second spring which are positioned on two sides of the pressing block are sleeved on the reversing shaft, and one ends of the first spring and the second spring, which face the pressing block, are fixedly connected with the pressing block;
the first check ring and the second check ring are fixedly connected to one ends of the first spring and the second spring, which are away from the pressing block, respectively;
the first check ring and the second check ring are fixed on the reversing shaft;
the fixed seat is hinged with a first pawl and a second pawl, the lower parts of the first pawl and the second pawl are provided with two layers of step surfaces, and one ends of the first pawl and the second pawl, which face the pressing block, are provided with arc-shaped inclined surfaces;
the side, facing the pressing block, of the first pawl and the second pawl is a first-layer step surface, and the side, facing away from the pressing block, of the first pawl and the second pawl is a second-layer step surface;
the step surface of the first pawl can be matched with the first check ring, and the step surface of the second pawl can be matched with the second check ring to realize limit;
two ends of the reversing shaft are respectively provided with a switch capable of triggering the motor to realize reversing;
the first check ring is annular, and the second check ring is conical;
the first check ring and the second check ring are fixedly connected with the reversing shaft through bolts;
the stress ratio of the first spring to the second spring in the extending state and the compressing state is 1:4.
2. The fast switching device of a reversing control switch of claim 1, wherein the motor effects horizontal movement of the lever via a bevel gear or a screw-nut mechanism.
3. A working method of a fast switching device of a reversing control switch, characterized in that the fast switching device of a reversing control switch according to claim 1 is used, and the specific method is as follows:
(1) In order to realize the quick conversion of the motor reversing control switch, the control rod below slowly moves from left to right to enable the second spring to be pressed, the upper part of the pressing block contacts the front end of the second pawl and is slowly lifted until the end face of the second check ring is separated from the second layer of step surface of the second pawl, and the second check ring drives the reversing shaft to rapidly move from left to right under the action of restoring tension of the second spring, so that the reversing shaft triggers the reversing switch to realize motor reversing, and the second check ring moves to the second layer of step surface of the second pawl;
(2) When the second check ring moves to the second level of step surface of the second pawl, the control rod stops moving to the right side, at the moment, the first check ring moves to the first boss of the first pawl and is meshed with the first boss, then the motor drives the control rod to move the second spring from right to left to stretch and the first spring to shrink, then the upper part of the pressing block touches the front end of the first pawl and is lifted slowly until the end surface of the first check ring is separated from the first level of step surface of the first pawl, and the first check ring drives the reversing shaft to rapidly move from right to left under the action of the restoring force of the first spring and enables the reversing shaft to be separated from the right side switch and trigger the switch at the left side end, and at the moment, the first check ring moves to the second level of step surface of the first pawl;
(3) And (3) repeating the step (1) and the step (2) to realize the reverse switch triggering work of the reversing shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910152657.2A CN109741977B (en) | 2019-02-28 | 2019-02-28 | Quick conversion device of reversing control switch and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910152657.2A CN109741977B (en) | 2019-02-28 | 2019-02-28 | Quick conversion device of reversing control switch and working method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109741977A CN109741977A (en) | 2019-05-10 |
| CN109741977B true CN109741977B (en) | 2024-02-06 |
Family
ID=66368926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910152657.2A Active CN109741977B (en) | 2019-02-28 | 2019-02-28 | Quick conversion device of reversing control switch and working method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109741977B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116292486B (en) * | 2023-05-16 | 2024-04-02 | 国家海洋技术中心 | Wave energy device hydraulic circuit and wave energy power generation hydraulic system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2161730A1 (en) * | 2008-09-05 | 2010-03-10 | Schneider Electric Industries SAS | Device for controlling the opening and/or closing of the contacts in an electrical device |
| CN105406643A (en) * | 2015-12-23 | 2016-03-16 | 无锡江南奕帆电力传动科技股份有限公司 | Electric operating mechanical capable of controlling rotation angle and time |
| CN209804465U (en) * | 2019-02-28 | 2019-12-17 | 福州大学 | Quick switching device of reverse control switch |
-
2019
- 2019-02-28 CN CN201910152657.2A patent/CN109741977B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2161730A1 (en) * | 2008-09-05 | 2010-03-10 | Schneider Electric Industries SAS | Device for controlling the opening and/or closing of the contacts in an electrical device |
| CN105406643A (en) * | 2015-12-23 | 2016-03-16 | 无锡江南奕帆电力传动科技股份有限公司 | Electric operating mechanical capable of controlling rotation angle and time |
| CN209804465U (en) * | 2019-02-28 | 2019-12-17 | 福州大学 | Quick switching device of reverse control switch |
Non-Patent Citations (1)
| Title |
|---|
| 某型航空用棘轮棘爪离合器动力学仿真分析;侯升亮;侯磊;梁廷伟;;中国科学:技术科学(第09期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109741977A (en) | 2019-05-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9236205B2 (en) | Keyswitch and keyboard thereof | |
| DE602005001718T2 (en) | Push switch | |
| US9953776B2 (en) | Keyswitch | |
| DE102012112628B4 (en) | Keyboard, method for driving and building same and electronic device | |
| US3095489A (en) | Manual charging means for stored energy closing mechanisms of electric circuit breakers | |
| CN109741977B (en) | Quick conversion device of reversing control switch and working method thereof | |
| US3084238A (en) | Ratchet mechanism for charging a closing spring in an electric circuit breaker | |
| EP1691385A3 (en) | Trigger switch | |
| EP1898435A2 (en) | Switch and contact modules therefor | |
| CN208515189U (en) | Panel turnover device | |
| CN209804465U (en) | Quick switching device of reverse control switch | |
| TWI696095B (en) | Keyboard device | |
| CN108262413B (en) | Stamping equipment operation hand protection is blocked | |
| CN200991868Y (en) | Single-divection through-hole clamping device | |
| DE20305528U1 (en) | Push switch | |
| CN104966642B (en) | A kind of push rod and trip gear, the operating mechanism using the push rod | |
| CN110657079B (en) | Double-speed manual pressure pump for long-stroke hydraulic cylinder hydraulic device | |
| CN207381288U (en) | Switch device for preventing misoperation | |
| CN2480970Y (en) | Axle, sleeve, linking-board operation-control mechanism | |
| CN220963106U (en) | Practical and reliable button switch | |
| CN220796550U (en) | Actuating mechanism, change-over switch and distribution equipment | |
| CN219819342U (en) | Material taking device | |
| CN110125224B (en) | Multistage punching press lathe | |
| CN209963903U (en) | Double-protection electric operating mechanism | |
| CN211945243U (en) | Swing arm structure and chip transfer device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |