CN108257798A - A kind of travel switch and its application method - Google Patents
A kind of travel switch and its application method Download PDFInfo
- Publication number
- CN108257798A CN108257798A CN201810151799.2A CN201810151799A CN108257798A CN 108257798 A CN108257798 A CN 108257798A CN 201810151799 A CN201810151799 A CN 201810151799A CN 108257798 A CN108257798 A CN 108257798A
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- CN
- China
- Prior art keywords
- movable contact
- mounting blocks
- pedestal
- travel switch
- connector
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/16—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift
- H01H3/161—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift for actuation by moving a closing member, e.g. door, cover or lid
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The present invention relates to technical field of electric control, specifically a kind of travel switch and its application method, including pedestal, bent plate and movable contact mounting blocks are equipped in pedestal, it is connected between movable contact mounting blocks and the internal face of pedestal by adjustment spring, the movable contact being arranged in pairs is connected in the middle part of movable contact mounting blocks, each pair of movable contact is opposite and sets and is connected between the back side by spring, is equipped with and the corresponding stationary contact of each movable contact in pedestal.The present invention compared with the existing technology, the advantage is that：It is moved by the elastic power drive movable contact mounting blocks and movable contact of spring, the position of movable contact mounting blocks and movable contact is fixed by bent plate, it is connected between the movable contact being arranged in pairs by spring, the overall performance of travel switch is more stablized, and carry out travel switch state switching when bent plate stroke smaller, pedestal, convenient for the installation and dismounting of part, is easy to replace the parts of damage using split-type design simultaneously.
Description
Technical field
The present invention relates to technical field of electric control, specifically a kind of travel switch and its application method.
Background technology
Travel switch is the electric appliance of a kind of travel position according to moving component and switching circuit, passes through touching for travel switch
Point action, can realize the switching of circuit.Inventor is in China's patent publication No.：One kind is disclosed in CN2735529Y
The elevator-distance switch that can be played a protective role in ascending for elevator downlink, the long arc groove left and right ends point position of bent plate
It is the switching point of travel switch two states respectively, so as to cause carrying out, the stroke passed through required for state switching is longer, no
Conducive to security management and control.Therefore, it is necessary to design a kind of novel travel switch and its application method.
Invention content
It is an object of the invention to solve the deficiencies in the prior art, provide a kind of structure novel Novel position switch and its
Application method.
The smaller travel switch of stroke and its application method during the present invention also aims to provide a kind of state switching.
In order to realize at least one above-mentioned purpose, a kind of travel switch is designed, including pedestal, is additionally provided in the pedestal
Bent plate and movable contact mounting blocks, the bent plate is used to switch the stationary state and active state of movable contact mounting blocks, described
It is connected between movable contact mounting blocks and the internal face of pedestal by adjustment spring, is connected in the middle part of the movable contact mounting blocks
The movable contact being arranged in pairs, each pair of movable contact is opposite and sets and is connected between the back side by spring, be equipped in the pedestal with
The corresponding stationary contact of each movable contact.
The pedestal is spliced by pedestal and mounting blocks two parts, is equipped with to install dynamic touch in the mounting blocks
The point groove of mounting blocks and stationary contact mounting groove, the groove run through the wall surface of described mounting blocks one end, and the groove
Both sides are equipped with the notch for being connected to the stationary contact mounting groove.
The stationary contact mounting groove both ends are equipped with through-hole, opposite on the stationary contact column at both ends for connecting stationary contact column
Equipped with stationary contact.
It is connected between the bent plate and movable contact mounting blocks by L-shaped connector, the bent plate top is connect with L-shaped
Part one end is connected, and the L-shaped connector other end is connected with movable contact mounting blocks one end, and the bending part of the L-shaped connector and institute
The pedestal stated mutually is fixed, and is connected between the movable contact mounting blocks other end and the internal face of pedestal by adjustment spring.
One end that the movable contact mounting blocks are connected with the internal face of pedestal is equipped with installation groove, the installation groove
Interior to be equipped with adjustment spring one end, the other end of the adjustment spring is in contact with base internal wall face.
The bent plate is sector, and the bent plate is equipped with switching duct, and the switching duct is arc-shaped by two
Through-hole is formed, and described two arc-shaped through-hole proximal ends are connected, and upside is gone back at the link position of two arc-shaped through-hole proximal ends
Equipped with circular groove, described L-shaped connector one end is equipped with through-hole and passes through axis pin and matched with switching duct.
The movable contact mounting blocks on both sides of the middle is respectively equipped with a pair of of movable contact, and a pair of of movable contact of homonymy is opposite and sets
And be connected between the back side by spring, be additionally provided in the pedestal four respectively with the corresponding stationary contact of movable contact.
Through-hole is equipped in the middle part of the movable contact mounting blocks, for installing a pair of of movable contact connector, the movable contact connects
The both ends of fitting are exposed outside movable contact mounting blocks both sides, and a pair of of movable contact connector both ends nearside passes through bullet respectively
Spring is connected, and a pair of of movable contact connector both ends distal side is respectively equipped with opposite movable contact.
The both ends nearside of a pair of of movable contact connector is equipped with the groove for connecting spring.
The present invention also designs a kind of application method of travel switch, specific as follows：
The bent plate includes three left end, middle-end and right end travel positions, and during original state, the bent plate is located at middle-end row
Journey position, at this time movable contact connector be in stationary state, the movable contact of movable contact connector side and the stationary contact phase of homonymy
Contact；
When bent plate is pulled or pulled to the right to the left, the stationary state of movable contact mounting blocks is released from, and is switched to moving type
The resilient force of state, the at this time regulated spring of movable contact mounting blocks is moved to opposite side, and in the process, movable contact connects
The movable contact of fitting opposite side is gradually moved to the stationary contact of homonymy, due to the elastic force of spring so that movable contact connector one
The movable contact of side is gradually separated with the stationary contact of homonymy, curved when bent plate is pulled to the travel position of left or right
Plate is fixed, and movable contact connector is also switched to stationary state, and the movable contact of movable contact connector opposite side is completely and homonymy
Stationary contact be in contact.
Compared with the existing technology, composite structure simple possible is easily installed and dismantles, the advantage is that the present invention：Pass through
Elastic power drive movable contact mounting blocks and the movable contact movement of spring, by bent plate to the position of movable contact mounting blocks and movable contact
It is fixed, is connected between the movable contact being arranged in pairs by spring, the overall performance of travel switch is more stablized, and carrying out
The stroke smaller of bent plate during the state switching of travel switch, while pedestal is using split-type design, convenient for part installation with tearing open
It unloads, is easy to replace the parts of damage.
Description of the drawings
Fig. 1 is the decomposition diagram of travel switch of the invention in an embodiment；
Fig. 2 is the vertical view of travel switch of the invention in an embodiment；
Fig. 3 is the structure diagram of travel switch pedestal of the present invention in an embodiment；
Fig. 4 is the sectional view of travel switch pedestal of the present invention in an embodiment；
Fig. 5 is the bottom view of middle travel switch pedestal of the present invention in an embodiment；
Fig. 6 is the structure diagram of middle travel switch mounting blocks of the present invention in an embodiment；
Fig. 7 is the structure diagram at middle another visual angle of travel switch mounting blocks of the present invention in an embodiment；
Fig. 8 is the vertical view of middle travel switch mounting blocks of the present invention in an embodiment；
Fig. 9 is the structure diagram of middle travel switch L-shaped connector of the present invention in an embodiment；
Figure 10 is the structure diagram of middle travel switch movable contact mounting blocks of the present invention in an embodiment；
Figure 11 is the front view of middle travel switch bent plate of the present invention in an embodiment；
In figure：1. 2. 5. bent plate of movable contact mounting blocks 3.L shapes 4. pedestal of connector of mounting blocks, 6. stationary contact column
7. 11. adjustment spring of stationary contact 8. movable contact connector, 9. spring, 10. movable contact, 12. connecting groove 13. connects
Connect 16. square through hole of convex block 14. groove, 15. stationary contact mounting groove, 17. installation groove 18. switching duct
19. circular groove.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings, and the structure and principle of this device and method are to this profession
It is very clearly for people.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Referring to Fig. 1, in present embodiment, the travel switch include pedestal, movable contact link block, L-shaped connector and
Bent plate, referring to Fig. 1-Fig. 4, Fig. 6-Fig. 7, the pedestal is spliced by pedestal and mounting blocks two parts, the mounting blocks
Two side bottoms are equipped with step, and the vertical plane of step is equipped with several connection convex blocks, is correspondingly provided in the upper end edge of pedestal several
Connecting groove, the connecting groove are L-shaped, and connection convex block can be moved downward to the base of L-shaped along the vertical edge of L-shaped, then along L-shaped
After base inwardly pushes, the splicing cooperation between pedestal and mounting blocks can be realized.
Referring to Fig. 3, Fig. 9 and Figure 10, it is connected between the bent plate and movable contact mounting blocks by L-shaped connector, it is described
Bent plate top be connected with L-shaped connector one end, the L-shaped connector other end be equipped with through-hole, pass through axis pin or fastener and movable contact
The through-hole of mounting blocks one end matches realization connection, and the bending part of the L-shaped connector is equipped with through-hole, and pedestal is in corresponding position
Place also is provided with through-hole, is mutually fixed shape connector bending part described in the L with pedestal by axis pin, the movable contact mounting blocks
The other end is equipped with installation groove, is equipped with adjustment spring one end in installation groove, in the other end and mounting blocks of the adjustment spring
Wall surface is in contact.
Bent plate is additionally provided in the pedestal, the bent plate is used to switch stationary state and the activity of movable contact mounting blocks
State, referring to Figure 11, the bent plate is sector, and fan-shaped middle part is equipped with through-hole, and pedestal also is provided with through-hole in corresponding position, leads to
Crossing axis pin can be fixed on bent plate in pedestal, with reference to Fig. 5 it is found that the bent plate lower end can be prolonged by the opening of base bottom
Extend to pedestal lower outer.The bent plate is equipped with switching duct, and the switching duct is made of two arc-shaped through-holes,
Two arc-shaped through-hole proximal ends are connected, and at the link position of two arc-shaped through-hole proximal ends upside be additionally provided with it is arc-shaped
Groove, described L-shaped connector one end are equipped with through-hole and pass through axis pin and matched with switching duct.
Referring to Fig. 2, square through hole is equipped in the middle part of the movable contact mounting blocks, for installing a pair of of movable contact connector,
The both ends of the movable contact connector are exposed outside movable contact mounting blocks both sides, and the both ends nearside of a pair of of movable contact connector is set
It is useful for the groove of connecting spring so that a pair of of movable contact connector both ends nearside is connected respectively by spring, described a pair
Movable contact connector both ends distal side is respectively equipped with opposite movable contact.
It is equipped with that the groove of movable contact mounting blocks and stationary contact mounting groove, institute are installed referring to Fig. 8, in the mounting blocks
The groove stated runs through the wall surface of the mounting blocks left end, and the groove both sides are equipped with and are connected to the stationary contact mounting groove
Notch, the stationary contact mounting groove both ends be equipped with through-hole, for connecting stationary contact column, set in opposite directions on the stationary contact column at both ends
There is stationary contact, and corresponded with the movable contact.
Referring to Fig. 4, extended segment at two is equipped in the pedestal, extended segment is equipped with the through-hole through pedestal wall surface, point
Not Yong Yu mounting angle plate and L-shaped connector bending section.Several through-holes are equipped in pedestal bottom end, and pedestal is pacified far from mounting blocks
One end of holding position also is provided with vertical through-hole, the through-hole of base bottom is convenient for real to being externally provided with horizontal-extending section on extended segment
Travel switch is connected by border using when with other component.
Referring to Fig. 2, in actual use, the bent plate of original state is located at vertical position, that is, realizes bent plate and L-shaped connector
The axis pin of connection is fixed in switching duct at the link position of two arc-shaped through-holes, and by the circular groove phase of upside
Fixed, two movable contacts on right side are in contact with two stationary contacts on right side on present embodiment movable contact connector at this time, when
When bent plate is pulled or pulled to the right to the left, the stationary state of movable contact mounting blocks is released from, and is in active state, at this time movable contact
The resilient force of the regulated spring of mounting blocks, is moved to the left, in the process, the movable contact on the left of movable contact connector
Gradually moved to the stationary contact of homonymy, due to the elastic force of spring so that movable contact on the right side of movable contact connector gradually with the right side
The stationary contact phase separation of side, when bent plate is pulled to the switching left end in duct or right end position, bent plate is fixed, at this time
Movable contact connector be also again at stationary state, the switching of travel switch contact has also been completed.Compared to the prior art
Travel switch, the travel switch of the application saves the stroke of half, and structure setting is also more reasonable, and each section is accepted
Performance is more preferable, and is readily disassembled installation and replacement.
Claims (10)
1. a kind of travel switch, including pedestal, it is characterised in that bent plate and movable contact mounting blocks, institute are additionally provided in the pedestal
The bent plate stated is used to switching the stationary state and active state of movable contact mounting blocks, the movable contact mounting blocks and pedestal it is interior
It is connected between wall surface by adjustment spring, the movable contact being arranged in pairs is connected in the middle part of the movable contact mounting blocks, it is each pair of
Movable contact is opposite and sets and is connected between the back side by spring, is equipped with and the corresponding stationary contact of each movable contact in the pedestal
Point.
2. a kind of travel switch as described in claim 1, it is characterised in that the pedestal is by pedestal and mounting blocks two parts
It is spliced, is equipped in the mounting blocks for installing the groove of movable contact mounting blocks and stationary contact mounting groove, described is recessed
Slot runs through the wall surface of described mounting blocks one end, and the groove both sides are equipped with and are connected to lacking for the stationary contact mounting groove
Mouthful.
3. a kind of travel switch as claimed in claim 2, it is characterised in that the stationary contact mounting groove both ends are equipped with through-hole,
For connecting stationary contact column, it is equipped with stationary contact in opposite directions on the stationary contact column at both ends.
4. a kind of travel switch as described in claim 1, it is characterised in that lead between the bent plate and movable contact mounting blocks
It crosses L-shaped connector to be connected, the bent plate top is connected with L-shaped connector one end, and the L-shaped connector other end is installed with movable contact
Block one end is connected, and the bending part of the L-shaped connector is mutually fixed with the pedestal, the movable contact mounting blocks other end
It is connected between the internal face of pedestal by adjustment spring.
A kind of 5. travel switch as claimed in claim 4, it is characterised in that the internal face of the movable contact mounting blocks and pedestal
The one end being connected is equipped with installation groove, is equipped with adjustment spring one end in the installation groove, the adjustment spring it is another
End is in contact with base internal wall face.
6. a kind of travel switch as claimed in claim 4, it is characterised in that the bent plate is sector, is set on the bent plate
There is switching duct, the switching duct is made of two arc-shaped through-holes, and described two arc-shaped through-hole proximal ends are connected, and
Upside is additionally provided with circular groove at the link position of two arc-shaped through-hole proximal ends, and described L-shaped connector one end is equipped with logical
Hole and pass through axis pin with switching duct match.
A kind of 7. travel switch as described in claim 1, it is characterised in that the movable contact mounting blocks on both sides of the middle difference
Equipped with a pair of of movable contact, a pair of of movable contact of homonymy is opposite and sets and is connected between the back side by spring, in the pedestal also
If there are four respectively with the corresponding stationary contact of movable contact.
8. a kind of travel switch as claimed in claim 7, it is characterised in that through-hole is equipped in the middle part of the movable contact mounting blocks,
For installing a pair of of movable contact connector, the both ends of the movable contact connector are exposed outside movable contact mounting blocks both sides, institute
A pair of of the movable contact connector both ends nearside stated is connected respectively by spring, a pair of of movable contact connector both ends distal side point
Movable contact that She You be not opposite.
9. a kind of travel switch as claimed in claim 8, it is characterised in that the both ends of a pair of of movable contact connector are near
Side is equipped with the groove for connecting spring.
10. a kind of application method of travel switch as described in claim 1, it is characterised in that the bent plate include left end,
Three travel positions of middle-end and right end, during original state, the bent plate is located at middle-end travel position, at this time movable contact connector
In stationary state, the movable contact of movable contact connector side is in contact with the stationary contact of homonymy；
When bent plate is pulled or pulled to the right to the left, the stationary state of movable contact mounting blocks is released from, and is switched to moving type
The resilient force of state, the at this time regulated spring of movable contact mounting blocks is moved to opposite side, and in the process, movable contact connects
The movable contact of fitting opposite side is gradually moved to the stationary contact of homonymy, due to the elastic force of spring so that movable contact connector one
The movable contact of side is gradually separated with the stationary contact of homonymy, curved when bent plate is pulled to the travel position of left or right
Plate is fixed, and movable contact connector is also switched to stationary state, and the movable contact of movable contact connector opposite side is completely and homonymy
Stationary contact be in contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810151799.2A CN108257798A (en) | 2018-02-14 | 2018-02-14 | A kind of travel switch and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810151799.2A CN108257798A (en) | 2018-02-14 | 2018-02-14 | A kind of travel switch and its application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108257798A true CN108257798A (en) | 2018-07-06 |
Family
ID=62745249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810151799.2A Pending CN108257798A (en) | 2018-02-14 | 2018-02-14 | A kind of travel switch and its application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108257798A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1588599A (en) * | 2004-09-01 | 2005-03-02 | 张伟成 | Lift travel switch |
| CN105489409A (en) * | 2016-01-14 | 2016-04-13 | 上海华晟电器有限公司 | Novel elevator limit switch device |
| CN207925330U (en) * | 2018-02-14 | 2018-09-28 | 上海捷萨电器有限公司 | A kind of travel switch |
-
2018
- 2018-02-14 CN CN201810151799.2A patent/CN108257798A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1588599A (en) * | 2004-09-01 | 2005-03-02 | 张伟成 | Lift travel switch |
| CN105489409A (en) * | 2016-01-14 | 2016-04-13 | 上海华晟电器有限公司 | Novel elevator limit switch device |
| CN207925330U (en) * | 2018-02-14 | 2018-09-28 | 上海捷萨电器有限公司 | A kind of travel switch |
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