CN102610422A - Operation knob structure for electric actuator - Google Patents
Operation knob structure for electric actuator Download PDFInfo
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- CN102610422A CN102610422A CN2012100835685A CN201210083568A CN102610422A CN 102610422 A CN102610422 A CN 102610422A CN 2012100835685 A CN2012100835685 A CN 2012100835685A CN 201210083568 A CN201210083568 A CN 201210083568A CN 102610422 A CN102610422 A CN 102610422A
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- installing hole
- operation knob
- shell
- knob
- knob structure
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Abstract
The invention relates to an operation knob structure for an electric actuator. The operation knob structure comprises a knob and an electrical switch. The operation knob structure is characterized in that the knob comprises a base body and an arrow-shaped bulge, wherein a spacer installing hole, a locking piece installing hole and a magnetic steel installing hole are arranged in the base body, a positioning spring and a ball are arranged in the spacer installing hole, positioning holes corresponding to working positions in a one-by-one way are arranged in a shell, a lifting pin is arranged in the locking piece installing hole, a locking compression spring is sleeved on the lifting pin, an end port of a lifting pin installing hole is provided with a gland, locking holes corresponding to the working positions in the one-by-one way are arranged in the shell, a lock hole is formed in the tail of the arrow-shaped bulge, and magnetic steel is arranged in the magnetic steel installing hole. According to the operation knob structure, when a working position is selected, the knob is rotated, and the ball is automatically pressed into the positioning hole of a corresponding working position under the action of the positioning spring, so that the automatic position can be realized. Compared with the prior art, the operation knob structure has the advantages of being convenient to operate and saving the labor. In addition, the operation knob structure is a non-contact structure, so that the shell can be ensured to be closed completely, and dust-proof, water-proof and explosion-proof requirements can be met.
Description
Technical field
The present invention relates to the local control device of electric operator, particularly a kind of automatic capturing location, easy to operate electric operator realized used the operation knob structure.
Background technology
The operation knob structure is a kind of local control device commonly used in the electronic execution architecture, and this structure is installed on the electric operator guidance panel, and parameter setting and the manual operation of open and close valve are carried out to electric operator in the scene of being used to.The operation knob structure mainly is made up of knob and electric switch, and turning knob then can make the locational electric switch of relevant work be switched on or switched off.In use, to required service position, the time spent can pin the locking mechanism of knob to prevent that the people from being misoperation with padlock with knob in manual work.
At present, the operation knob structure mainly contains contact and connects axle and two kinds of structures of contactless tongue tube.Contact connects axle construction except that the knob-operated process limits switch life to some extent, the more important thing is the sealing fully that can't realize the electric operator shell and dustproof, waterproof and requirement of explosion proof.Contactless dry reed-pipe structure does not have the axle of perforation, has solved the life-span and the protection question of contact perforation axle construction operation knob effectively.But contactless dry reed-pipe structure also exists following deficiency in structural design and practical application:
1, no location structure is mainly confirmed each service position by range estimation during operation, is difficult for guaranteeing the accuracy and the promptness of operation;
2, location structure being arranged, then is a flexible block 12 is set on knob, and the one group of flange 13 that utilizes actuator's shell to be provided with at knob cylindrical place then limits moving to reach the purpose of location of flexible block.This structural requirement must be pushed flexible block open and make it to break away from outer shell flanch ability turning knob, more complicated in the operation;
3, locking mechanism adopts knob locking radial structure, therefore must use one group of flange of actuator's shell setting at knob cylindrical place and the locking that flexible block is realized knob.
Summary of the invention
The present invention provides a kind of accurately location of realizing automatically for solving the technical problem that exists in the known technology, and is easy to operate, laborsaving, guarantees that simultaneously shell seals fully, satisfies the electric operator of dustproof, waterproof and requirement of explosion proof and uses the operation knob structure.
The technical scheme that the present invention takes for the technical problem that exists in the solution known technology is:
Electric operator is used the operation knob structure; Comprise and be installed in rotating knob on the shell, be packed on the shell and each service position electric switch one to one; It is characterized in that: said knob is made up of matrix and the arrow shaped convexity that is located at the matrix upper surface, is shaped on keeper installing hole, locking piece installing hole and magnet steel installing hole on the said matrix; In the said keeper installing hole retainer spring and ball are installed from inside to outside, on shell, all are shaped on a location hole that matches with ball corresponding to each service position; In the said locking piece installing hole ejector pin that has shoulder is installed; On ejector pin, be set with the locking stage clip; Port position at the ejector pin installing hole is equipped with gland; The two ends of said locking spring are pressed on respectively on the circular bead surface of ejector pin on the inner face with gland, on shell, all are shaped on a lock hole that matches with ejector pin corresponding to each service position, are shaped on the lockhole with the vertical perforation of locking piece installing hole at the afterbody of arrow shaped convexity; In the said magnet steel installing hole magnet steel is installed.
The technical scheme that the present invention can also take is:
Said electric switch is made up of with a plurality of Hall elements consistent with service position quantity the Hall circuit plate; Said Hall circuit plate is installed on the shell, and said a plurality of Hall elements all are welded on the Hall circuit plate; Magnet steel during to corresponding service position aligns said each Hall element with knob.
Said knob is the integral molded plastic structure, and its matrix is circular hollow form structure, and said keeper installing hole, locking piece installing hole, magnet steel installing hole all are located on the hollow outer rim inwall of matrix.
The port of said keeper installing hole is the reducing shape.
Advantage and good effect that the present invention has are:
Adopt the aforesaid operations knob structure, when selecting the service position, turning knob, ball are pressed in the location hole of relevant work position under the effect of retainer spring automatically, realize accurately location automatically.When needs locking service position, the padlock lock bridge that only needs to join outward pierces into lockhole, and the padlock lock bridge just axially heads into ejector pin in the lock hole of relevant work position along it, guarantees that knob is locked in the relevant work position.The cancellation locking only needs to extract the padlock lock bridge out and gets final product.To sum up, this structure is compared and contactless dry reed-pipe structure of the prior art, only needs the action of a turning knob; Need not to carry out any other additional or operation bidirectional; Can realize the selection and the location of service position, thereby simplify operation to have easy to operate, accurate, labour-saving characteristics.In addition, this operation knob structure is contactless structure, thereby guarantees that shell seals fully, has satisfied dustproof, waterproof and requirement of explosion proof.
Description of drawings
Fig. 1 structural representation of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the upward view of knob among Fig. 1;
Fig. 4 is that partial sectional view is looked on the right side of Fig. 1;
Fig. 5 is the partial enlarged drawing of Fig. 4;
Fig. 6 is a user mode reference diagram of the present invention;
Fig. 7 is the prior art constructions sketch map;
Fig. 8 is the structural representation after flexible block is thrown off among Fig. 7;
Fig. 9 is the vertical view of Fig. 7.
Among the figure: 1, knob; 1-1, matrix; 1-1-1, keeper installing hole; 1-1-2, locking piece installing hole; 1-1-3, magnet steel installing hole; 1-2, arrow shaped convexity; 1-2-1, lockhole; 2, retainer spring; 3, ball; 4, ejector pin; 4-1, shoulder; 5, locking spring; 6, gland; 7, magnet steel; 8, Hall circuit plate; 9, Hall element; 10, shell; 10-1, location hole; 10-2, lock hole; 11, padlock lock bridge; 12, flexible block; 13, flange.
Embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, the following examples of giving an example now, and conjunction with figs. specifies as follows:
See also Fig. 1-6, electric operator is used the operation knob structure, comprises being installed in rotating knob 1 on the shell 10, being packed on the shell and each service position electric switch one to one.Said knob is made up of matrix 1-1 and the protruding 1-2 of arrow shaped that is located at the matrix upper surface.Be shaped on keeper installing hole 1-1-1, locking piece installing hole 1-1-2 and magnet steel installing hole 1-1-3 on the said matrix.Retainer spring 2 and ball 3 are installed in the said keeper installing hole from inside to outside, on shell, all are shaped on a location hole 10-1 who matches with ball corresponding to each service position.Concrete, after knob was during to a certain service position wherein, ball can accurately be pressed in the corresponding location hole in this service position under the effect of retainer spring.The ejector pin 4 that has shoulder 4-1 is installed in the said locking piece installing hole; On ejector pin, be set with locking spring 5; Port position at the ejector pin installing hole is equipped with gland 6, and the two ends of said locking spring are pressed on respectively on the circular bead surface of ejector pin on the inner face with gland.On shell, all be shaped on a lock hole 10-2 who matches with ejector pin corresponding to each service position.Be shaped on the lockhole 1-2-1 with the vertical perforation of locking piece installing hole at the protruding afterbody of arrow shaped.In the said magnet steel installing hole magnet steel 7 is installed.
Above-mentioned electric switch can adopt dry reed-pipe structure of the prior art or other magnetosensitive construction of switch.In the present invention, said electric switch is preferably by Hall circuit plate 8 and constitutes with a plurality of Hall elements 9 consistent with service position quantity.Said Hall circuit plate is installed on the shell, and said a plurality of Hall elements all are welded on the Hall circuit plate.Magnet steel during to corresponding service position aligns said each Hall element with knob.Concrete, a Hall element all is installed in each service position, when knob during to this service position, the magnet steel and the Hall element of this service position that are packed on the knob align.
The above-mentioned knob that is made up of matrix and arrow shaped convexity can be by the moulding of engineering plastics integral molded plastic, and its matrix is circular hollow form structure, and said keeper installing hole, locking piece installing hole, magnet steel installing hole all are located on the hollow outer rim inwall of matrix.
Consider that from the angle of satisfy using the port of above-mentioned keeper installing hole can adopt straight mouth structure, when avoiding dismantling at the scene, ball drops out in the installing hole and loses, and the port of said keeper installing hole preferably adopts reducing shape structure.Concrete; Successively retainer spring and ball are put into the keeper installing hole; Adopt special tooling that the port of keeper installing hole is carried out the reducing processing and seals ball then; Ball is pushed up under the pushing of retainer spring to the electric operator shell all the time, also can in the keeper installing hole, not drop out simultaneously.
Operation principle of the present invention:
To required service position, then the location hole of service position, lock hole and Hall element align therewith respectively for keeper installing hole, locking piece installing hole and magnet steel installing hole with the hand turning knob.At this moment, on the one hand ball is pushed down in the location hole in the pushing of retainer spring, guarantees that knob remains on this service position, and Hall element will induce the magnetic field intensity of magnet steel on the other hand, and then converts magnetic field to switch level by force and export.As required, can the padlock lock bridge 11 of joining be pierced into lockhole outward, the padlock lock bridge will promote ejector pin axially gets in the lock hole its lower end edge, and this service position will be locked.When extracting the padlock lock bridge out, ejector pin is deviate from lock hole under the effect of locking spring, realizes release, can carry out other operations then.Knob can both be realized location, induction and locking to the service position according to said process in each service position.
Claims (5)
1. electric operator is used the operation knob structure; Comprise and be installed in rotating knob on the shell, be packed on the shell and each service position electric switch one to one; It is characterized in that: said knob is made up of matrix and the arrow shaped convexity that is located at the matrix upper surface, is shaped on keeper installing hole, locking piece installing hole and magnet steel installing hole on the said matrix; In the said keeper installing hole retainer spring and ball are installed from inside to outside, on shell, all are shaped on a location hole that matches with ball corresponding to each service position; In the said locking piece installing hole ejector pin that has shoulder is installed; On ejector pin, be set with the locking stage clip; Port position at the ejector pin installing hole is equipped with gland; The two ends of said locking spring are pressed on respectively on the circular bead surface of ejector pin on the inner face with gland, on shell, all are shaped on a lock hole that matches with ejector pin corresponding to each service position, are shaped on the lockhole with the vertical perforation of locking piece installing hole at the afterbody of arrow shaped convexity; In the said magnet steel installing hole magnet steel is installed.
2. use the operation knob structure according to the said electric operator of claim 1, it is characterized in that: said electric switch is made up of with a plurality of Hall elements consistent with service position quantity the Hall circuit plate; Said Hall circuit plate is installed on the shell, and said a plurality of Hall elements all are welded on the Hall circuit plate; Magnet steel during to corresponding service position aligns said each Hall element with knob.
3. use the operation knob structure according to claim 1 or 2 said electric operators; It is characterized in that: said knob is the integral molded plastic structure; Its matrix is circular hollow form structure, and said keeper installing hole, locking piece installing hole, magnet steel installing hole all are located on the hollow outer rim inwall of matrix.
4. use the operation knob structure according to claim 1 or 2 said electric operators, it is characterized in that: the port of said keeper installing hole is the reducing shape.
5. use the operation knob structure according to the said electric operator of claim 3, it is characterized in that: the port of said keeper installing hole is the reducing shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210083568.5A CN102610422B (en) | 2012-03-27 | 2012-03-27 | Operation knob structure for electric actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210083568.5A CN102610422B (en) | 2012-03-27 | 2012-03-27 | Operation knob structure for electric actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102610422A true CN102610422A (en) | 2012-07-25 |
| CN102610422B CN102610422B (en) | 2014-11-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210083568.5A Active CN102610422B (en) | 2012-03-27 | 2012-03-27 | Operation knob structure for electric actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102610422B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895169A (en) * | 2020-08-10 | 2020-11-06 | 南京拓耘达智慧科技有限公司 | Remote electronic lock and mechanical lock coexisting structure of electric actuating mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3803370A (en) * | 1973-02-21 | 1974-04-09 | Grayhill | Miniature multi-position rotary switch with flexible contact arrangements and inner housing cylindrical sleeve |
| US20050205395A1 (en) * | 2002-07-31 | 2005-09-22 | Bsh Bosch Und Siemens Hausgerate Gmbh | Rotary selector |
| CN201220729Y (en) * | 2007-12-21 | 2009-04-15 | 胡明彬 | Vehicle wheel transmission structure |
| CN201446979U (en) * | 2009-07-08 | 2010-05-05 | 三一重机有限公司 | Locking mechanism used on telescoping vehicle frame |
| CN202033672U (en) * | 2011-01-11 | 2011-11-09 | 科蒂斯仪器(中国)有限公司 | Electronic speed regulator of electric handicap scooter |
| CN202495375U (en) * | 2012-03-27 | 2012-10-17 | 天津祥嘉流体控制系统有限公司 | Operation knob structure used by electric actuating mechanism |
-
2012
- 2012-03-27 CN CN201210083568.5A patent/CN102610422B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3803370A (en) * | 1973-02-21 | 1974-04-09 | Grayhill | Miniature multi-position rotary switch with flexible contact arrangements and inner housing cylindrical sleeve |
| US20050205395A1 (en) * | 2002-07-31 | 2005-09-22 | Bsh Bosch Und Siemens Hausgerate Gmbh | Rotary selector |
| CN201220729Y (en) * | 2007-12-21 | 2009-04-15 | 胡明彬 | Vehicle wheel transmission structure |
| CN201446979U (en) * | 2009-07-08 | 2010-05-05 | 三一重机有限公司 | Locking mechanism used on telescoping vehicle frame |
| CN202033672U (en) * | 2011-01-11 | 2011-11-09 | 科蒂斯仪器(中国)有限公司 | Electronic speed regulator of electric handicap scooter |
| CN202495375U (en) * | 2012-03-27 | 2012-10-17 | 天津祥嘉流体控制系统有限公司 | Operation knob structure used by electric actuating mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895169A (en) * | 2020-08-10 | 2020-11-06 | 南京拓耘达智慧科技有限公司 | Remote electronic lock and mechanical lock coexisting structure of electric actuating mechanism |
| CN111895169B (en) * | 2020-08-10 | 2022-03-11 | 南京拓耘达智慧科技有限公司 | Remote electronic lock and mechanical lock coexisting structure of electric actuating mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102610422B (en) | 2014-11-19 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Jin Chengbo Inventor after: Fan Duxing Inventor after: Li Hualei Inventor after: Liu Congpan Inventor after: Dai Yandong Inventor after: Liang Aichao Inventor before: Zhao Jianmin Inventor before: Guo Wenqi Inventor before: Ren Huiyuan Inventor before: Liu Zhanjun |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHAO JIANMIN GUO WENQI REN HUIYUAN LIU ZHANJUN TO: JIN CHENGBO FAN DUXING LI HUALEI LIU CONGPAN DAI YANDONG LIANG AICHAO |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |