CN204270903U - The reverse trigger equipment of a kind of travel switch - Google Patents
The reverse trigger equipment of a kind of travel switch Download PDFInfo
- Publication number
- CN204270903U CN204270903U CN201420761520.XU CN201420761520U CN204270903U CN 204270903 U CN204270903 U CN 204270903U CN 201420761520 U CN201420761520 U CN 201420761520U CN 204270903 U CN204270903 U CN 204270903U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- rocking bar
- frizzen
- travel switch
- spring
- 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.)
- Expired - Fee Related
Links
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000386 athletic effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Abstract
The utility model relates to the reverse trigger equipment of a kind of travel switch, comprise rocking bar, base, frizzen, spring, first connecting rod, second connecting rod and third connecting rod, second connecting rod and third connecting rod are fixed on base in parallel to each other, frizzen is that rotating shaft swings with second connecting rod, rocking bar is that rotating shaft swings with third connecting rod, the relative second connecting rod of first connecting rod be arranged in parallel, one end of rocking bar is trigger end, another end of rocking bar is swinging end, the swinging end of rocking bar drives the relative rocking bar backswing of frizzen by first connecting rod, one end respect thereto of spring is fixed, the other end of spring is connected with first connecting rod, driving first connecting rod resets.The beneficial effects of the utility model are: change door body to the triggering mode of travel switch by the reverse trigger equipment of this travel switch, when door body is in closed condition, travel switch is in non-compressed state, improves the useful life of travel switch.
Description
Technical field
The utility model relates to the reverse trigger equipment of a kind of travel switch.
Background technology
Along with the Development of Urbanization in city scope, the construction of subway transportation has become the development trend of every country public transport.Each subway platform will install shield door; to protect the safety of passenger; escape door in shield door only appearance burst thing or maintenance in after just can open; all be in closed condition under normal circumstances; the triggering mode major part of current domestic escape door is all that body travel switch when cutting out compresses; door body not compression travel switch when opening; because most of the time door body is all be in closed condition; such travel switch can be in compressive state for a long time, shortens the useful life of travel switch.
Utility model content
The technical problems to be solved in the utility model is: escape door in off position lower stroke switch is in compressive state for a long time, shortens the useful life of travel switch.
The utility model solves the technical scheme that its technical problem adopts: the reverse trigger equipment of a kind of travel switch, comprise rocking bar, base, frizzen, spring, first connecting rod, second connecting rod and third connecting rod, second connecting rod and third connecting rod are fixed on base in parallel to each other, frizzen is that rotating shaft swings with second connecting rod, rocking bar is that rotating shaft swings with third connecting rod, the relative second connecting rod of first connecting rod be arranged in parallel, one end of rocking bar is trigger end, another end of rocking bar is swinging end, the swinging end of rocking bar drives the relative rocking bar backswing of frizzen by first connecting rod, one end respect thereto of spring is fixed, the other end of spring is connected with first connecting rod, driving first connecting rod resets.
Rocking bar drives the wherein one of frizzen to have annexation by first connecting rod: first connecting rod is fixedly connected with the swinging end of rocking bar, and frizzen has through slot, and first connecting rod is through the through slot of frizzen.
Further restriction, frizzen is made up of trigger arm, supporting bracket and fixing pin, supporting bracket have the through slot for penetrating head rod and the axis hole for penetrating second connecting rod, it is spacing that supporting bracket carries out horizontal displacement by the jump ring be arranged on second connecting rod, the end of trigger arm has circular arc depression, second connecting rod embeds this circular arc depression, also by fixing pin pin joint between trigger arm and supporting bracket.
Further restriction, also comprises connecting plate, and rocking bar and connecting plate are separately positioned on the both sides of base, the both sides of base all has stopper slot, the two ends of first connecting rod extend to the both sides of base, and embed stopper slot, and connecting plate two ends are connected with third connecting rod and first connecting rod respectively.
Further restriction, spring has two, is separately positioned on the both sides of frizzen, and one end of spring is fixed by the pin respect thereto be fixed on base, and one of them pin extends to the top of frizzen.
The beneficial effects of the utility model are: change door body to the triggering mode of travel switch by the reverse trigger equipment of this travel switch, when door body is in closed condition, travel switch is in non-compressed state, improves the useful life of travel switch.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated;
Fig. 1 is left-hand axis view of the present utility model;
Fig. 2 is right-hand axis view of the present utility model;
Fig. 3 is the state diagram of the reverse trigger equipment of travel switch of the present utility model when door body is closed;
Fig. 4 is the state diagram of the reverse trigger equipment of travel switch of the present utility model when door body is opened;
Wherein: 1. rocking bar, 2. base, 3. frizzen, 3-1. trigger arm, 3-2. supporting bracket, 3-3. fixing pin, 4. travel switch, 5. spring, 6. first connecting rod, 7. second connecting rod, 8. connecting plate, 9. third connecting rod, 10. jump ring.
Embodiment
As illustrated in fig. 1 and 2, the reverse trigger equipment of a kind of travel switch, comprise rocking bar 1, base 2, frizzen 3, spring 5, first connecting rod 6, second connecting rod 7, third connecting rod 9 and connecting plate 8, second connecting rod 7 and third connecting rod 9 are fixed on base 2 in parallel to each other, frizzen 3 with second connecting rod 7 for rotating shaft swings, rocking bar 1 with third connecting rod 9 for rotating shaft swings, first connecting rod 6 relatively second connecting rod 7 be arranged in parallel, one end of rocking bar 1 is trigger end, the trigger end of rocking bar 1 have pin and cam, pin and rocking bar 1 are threaded connection, cam is enclosed within pin, another end of rocking bar 1 is fixedly connected with first connecting rod 6, first connecting rod 6 is driven to swing, frizzen has through slot, first connecting rod is through the through slot of frizzen, drive frizzen 3 rocking bar 1 backswing relatively, one end respect thereto 2 of spring 5 is fixed, the other end of spring 5 is connected with first connecting rod 6, first connecting rod 6 is driven to reset.
Rocking bar 1 and connecting plate 8 are separately positioned on the both sides of base 2, the both sides of base 2 all have stopper slot, and stopper slot is oval mounting hole, and the two ends of first connecting rod 6 extend to the both sides of base 2, and embedding stopper slot, connecting plate 8 two ends are connected with third connecting rod 9 and first connecting rod 6 respectively.
Spring 5 has two, is separately positioned on the both sides of frizzen 3, and one end of spring 5 is fixed by the pin respect thereto 2 be fixed on base 2, and one of them pin extends to the top of frizzen 3, plays the effect of backstop.
Frizzen 3 is made up of trigger arm 3-1, supporting bracket 3-2 and fixing pin 3-3, supporting bracket 3-2 have the through slot for penetrating head rod 6 and the axis hole for penetrating second connecting rod 7, it is spacing that supporting bracket 3-2 carries out horizontal displacement by the jump ring 10 be arranged on second connecting rod 7, the end of trigger arm 3-1 has circular arc depression, second connecting rod embeds this circular arc depression, also by fixing pin 3-3 pin joint between trigger arm 3-1 and supporting bracket 3-2.
As shown in Figures 3 and 4, the course of work is as follows:
Door body triggers rocking bar 1 when closing, the athletic meeting of rocking bar 1 drives first connecting rod 6 down to move, and spring 5 can be in extended state, and frizzen 3 is by the internal motion toward the reverse trigger equipment of the trip switch simultaneously, frizzen 3 can away from travel switch 4, and travel switch 4 is in free state.
When door body is opened, door body is away from rocking bar 1, and the spring 5 being in compressive state can pull first connecting rod 6 up to move, and frizzen 3 is also by the external movement toward this device simultaneously, can trigger travel switch 4 simultaneously.
Claims (5)
1. the reverse trigger equipment of travel switch, it is characterized in that: comprise rocking bar (1), base (2), frizzen (3), spring (5), first connecting rod (6), second connecting rod (7) and third connecting rod (9)
Described second connecting rod (7) and third connecting rod (9) are fixed on base (2) in parallel to each other, frizzen (3) with second connecting rod (7) for rotating shaft swings, rocking bar (1) with third connecting rod (9) for rotating shaft swings
First connecting rod (6) relatively second connecting rod (7) be arranged in parallel, one end of rocking bar (1) is trigger end, another end of rocking bar (1) is swinging end, the swinging end of rocking bar (1) drives frizzen (3) rocking bar (1) backswing relatively by first connecting rod (6)
One end respect thereto (2) of spring (5) is fixed, and the other end of spring (5) is connected with first connecting rod (6), drives first connecting rod (6) to reset.
2. the reverse trigger equipment of travel switch according to claim 1, it is characterized in that: described first connecting rod (6) is fixedly connected with the swinging end of rocking bar (1), (3) have through slot to frizzen, and first connecting rod (6) is through the through slot of frizzen (3).
3. the reverse trigger equipment of travel switch according to claim 2, it is characterized in that: described frizzen (3) is by trigger arm (3-1), supporting bracket (3-2) and fixing pin (3-3) are formed, supporting bracket (3-2) have for penetrating the through slot of head rod (6) and the axis hole for penetrating second connecting rod (7), it is spacing that supporting bracket (3-2) carries out horizontal displacement by the jump ring (10) be arranged on second connecting rod (7), the end of trigger arm (3-1) has circular arc depression, second connecting rod embeds this circular arc depression, also by fixing pin (3-3) pin joint between trigger arm (3-1) and supporting bracket (3-2).
4. the reverse trigger equipment of travel switch according to claim 1,2 or 3, it is characterized in that: also comprise connecting plate (8), described rocking bar (1) and connecting plate (8) are separately positioned on the both sides of base (2), the both sides of base (2) all has stopper slot, the two ends of first connecting rod (6) extend to the both sides of base (2), and embedding stopper slot, connecting plate (8) two ends are connected with third connecting rod (9) and first connecting rod (6) respectively.
5. the reverse trigger equipment of travel switch according to claim 4, it is characterized in that: described spring (5) has two, be separately positioned on the both sides of frizzen (3), one end of spring (5) is fixed by the pin respect thereto (2) be fixed on base (2), and one of them pin extends to the top of frizzen (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420761520.XU CN204270903U (en) | 2014-12-05 | 2014-12-05 | The reverse trigger equipment of a kind of travel switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420761520.XU CN204270903U (en) | 2014-12-05 | 2014-12-05 | The reverse trigger equipment of a kind of travel switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204270903U true CN204270903U (en) | 2015-04-15 |
Family
ID=52805756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420761520.XU Expired - Fee Related CN204270903U (en) | 2014-12-05 | 2014-12-05 | The reverse trigger equipment of a kind of travel switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204270903U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108292569A (en) * | 2015-08-12 | 2018-07-17 | 霍尼韦尔国际公司 | Limit switch with integral type reset key |
| CN109920686A (en) * | 2019-04-16 | 2019-06-21 | 苏州市晔达给水设备有限公司 | A kind of rotation starter |
| CN111341573A (en) * | 2018-12-18 | 2020-06-26 | 天津平高智能电气有限公司 | Circuit breaker and operating mechanism thereof |
-
2014
- 2014-12-05 CN CN201420761520.XU patent/CN204270903U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108292569A (en) * | 2015-08-12 | 2018-07-17 | 霍尼韦尔国际公司 | Limit switch with integral type reset key |
| CN108292569B (en) * | 2015-08-12 | 2020-04-10 | 霍尼韦尔国际公司 | Limit switch with integrated reset key |
| CN111341573A (en) * | 2018-12-18 | 2020-06-26 | 天津平高智能电气有限公司 | Circuit breaker and operating mechanism thereof |
| CN111341573B (en) * | 2018-12-18 | 2022-03-22 | 天津平高智能电气有限公司 | Circuit breaker and operating mechanism thereof |
| CN109920686A (en) * | 2019-04-16 | 2019-06-21 | 苏州市晔达给水设备有限公司 | A kind of rotation starter |
| CN109920686B (en) * | 2019-04-16 | 2024-03-29 | 苏州市晔达给水设备有限公司 | Rotary starting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |