CN204695996U - A kind of explosion-proof travel switch - Google Patents
A kind of explosion-proof travel switch Download PDFInfo
- Publication number
- CN204695996U CN204695996U CN201420873527.0U CN201420873527U CN204695996U CN 204695996 U CN204695996 U CN 204695996U CN 201420873527 U CN201420873527 U CN 201420873527U CN 204695996 U CN204695996 U CN 204695996U
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- CN
- China
- Prior art keywords
- catch bar
- element module
- switch element
- locking plate
- explosion
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- Withdrawn - After Issue
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model discloses a kind of explosion-proof travel switch, comprise switch case, lid, switch element module and cable gland, switch element module container cavity is provided with in the middle part of described switch case, described switch element module is located in described switch element module container cavity, described lid is placed on above described switch element module container cavity, the right side of described switch element module container cavity is provided with cable passage, described cable seal is socketed in described cable passage, the left side of described switch element module container cavity is provided with catch bar passage, the left end of described catch bar passage is provided with operating head installing hole, locking plate mounting groove is provided with between described operating head installing hole and catch bar passage, locking plate is provided with in locking plate mounting groove, catch bar is provided with in described catch bar passage, connected with described switch element module by jockey.The utility model product selectivity is wide, and serviceability is high, and interchangeability is strong, can arbitrarily angled fitting operation head, simply practical and convenient.
Description
Technical field
The utility model relates to explosion-protection equipment field, specifically a kind of explosion-proof travel switch.
Background technology
The most like product of the existing same industry is processed by aluminum alloy materials entirely, volume is large, Heavy Weight, inconvenient actual use, take up space large, protection and antiseptic property low, product manufactures complexity, and product join the limitation that operating head designs because of flame-proof switch product itself, cause the mode of operation of operating head few, and operating head is all self-control, produce and processing technology complexity, production cost is high.
Summary of the invention
The purpose of this utility model is to provide a kind of explosion-proof travel switch.
The utility model will solve existing like product volume greatly, Heavy Weight, inconvenient actual use, and the matching of product is low, and operating head mostly is self-control, and produce and processing technology complexity, production cost is high.
The technical solution of the utility model is: a kind of explosion-proof travel switch, comprise switch case, lid, switch element module and cable gland, switch element module container cavity is provided with in the middle part of described switch case, described switch element module is located in described switch element module container cavity, described lid is placed on above described switch element module container cavity, the right side of described switch element module container cavity is provided with cable passage, described cable seal is socketed in described cable passage, the left side of described switch element module container cavity is provided with catch bar passage, the left end of described catch bar passage is provided with operating head installing hole, locking plate mounting groove is provided with between described operating head installing hole and catch bar passage, locking plate is provided with in locking plate mounting groove, catch bar is provided with in described catch bar passage, connected with described switch element module by jockey.
Preferably, described jockey comprises catch bar adapter sleeve and cross recess fillister head screw, described catch bar left end is located at the right side of operating head installing hole, the left end of described catch bar adapter sleeve is enclosed within the right-hand member of described catch bar, described cross recess fillister head screw one end connects with catch bar adapter sleeve, and the other end withstands on the touch device of switch element module.
Preferably, the screw rod of described cross recess fillister head screw is fixed on the right-hand member of catch bar adapter sleeve by screw-threaded engagement mode, and the bolt head of described cross recess fillister head screw withstands on the touch device of described switch element module.
Preferably, the bolt head of described cross recess fillister head screw withstands on the right-hand member of catch bar adapter sleeve, the screw top of described cross recess fillister head screw is on the touch device of described switch element module, and outside the screw rod of described cross recess fillister head screw, also cover has spring.
Preferably, the outside cover of described catch bar and catch bar adapter sleeve has seal, and outside the right-hand member of described seal, cover has packing follower.
Preferably, be provided with built-in nut above the right part of described catch bar passage, described lid to be engaged with built-in nut thread by screw and is fixed on above switch case; The surrounding that described switch case upper surface is positioned at switch element module container cavity is provided with positioning strip upwardly, is provided with sealing gasket between described positioning strip and lid; The both sides, front and back described switch case being positioned at built-in nut are provided with product mounting-positioning holes; The left side described switch case being positioned at built-in nut is provided with locking plate construction opening, described locking plate comprises locking plate fork pin and flange, described locking plate fork pin is located in described locking plate mounting groove, described flange is located at locking plate construction opening place, and the left end of described lid is pressed in the top of described flange.
Be provided with positive stop hook outside tail end as preferred further, described locking plate fork pin, the middle part of described locking plate fork pin is curved.
Preferably, the two ends, left and right described switch case being positioned at switch element module container cavity are slope, described lid also have the slope matched, and the both sides, front and back of described lid are provided with concavo-convex anti-skid structure.
Preferably, tooth shape locating structure is provided with in described operating head installing hole.
As preferred further, described switch case is antistatic high-performance plastic casing.
The beneficial effects of the utility model are: the utility model shell is formed by antistatic high-performance plastic processing, and small product size is little, lightweight, product protection and antiseptic property strong, and internal configurations switch element module, module contact is various informative, operating head directly adopts market ripe, operation format variation, product selectivity is wide, and serviceability is high, exchange performance is strong, adopt tooth shape locating to design between product ontology and operating head, can arbitrarily angledly install, product is more simple and convenient for use.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is the internal structure schematic diagram that the utility model adopts when not carrying the switch element module of spring.
Fig. 3 is the internal structure schematic diagram that the utility model adopts when carrying the switch element module of spring.
Fig. 4 is the structural representation of locking plate.
Fig. 5 is the operating head product on existing market.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in the figure, the utility model comprises switch case 9, lid 1, switch element module 24 and cable gland 11, switch element module container cavity 22 is provided with in the middle part of described switch case 9, described switch element module 24 is located in described switch element module container cavity 22, described lid 1 is placed on above described switch element module container cavity 22, the right side of described switch element module container cavity 22 is provided with cable passage 25, described cable gland 11 is connected in described cable passage 25, the left side of described switch element module container cavity 22 is provided with catch bar passage 16, the left end of described catch bar passage 16 is provided with operating head installing hole 6, locking plate mounting groove 5 is provided with between described operating head installing hole 6 and catch bar passage 16, locking plate 4 is provided with in locking plate mounting groove 5, catch bar 17 is provided with in described catch bar passage 16, connected with described switch element module 24 by jockey.
In the present embodiment, described jockey comprises catch bar adapter sleeve 19 and cross recess fillister head screw 21, described catch bar 17 left end is located at the right side of operating head installing hole 6, the left end of described catch bar adapter sleeve 19 is enclosed within the right-hand member of described catch bar 17, described cross recess fillister head screw 21 one end connects with catch bar adapter sleeve 19, and the other end withstands on the touch device of switch element module 24.
In the present embodiment, as shown in Figure 3, when employing carries the switch element module of spring, the screw rod of described cross recess fillister head screw 21 is fixed on the right-hand member of catch bar adapter sleeve 19 by screw-threaded engagement mode, the bolt head of described cross recess fillister head screw 21 withstands on the touch device of described switch element module 24.
In the present embodiment, as shown in Figure 2, when employing does not carry the switch element module of spring, the bolt head of described cross recess fillister head screw 21 withstands on the right-hand member of catch bar adapter sleeve 19, the screw top of described cross recess fillister head screw 21 is on the touch device of described switch element module 24, and outside the screw rod of described cross recess fillister head screw 21, also cover has spring 23.
As shown in the figure, in the present embodiment, the outside cover of described catch bar 17 and catch bar adapter sleeve 19 has seal 18, and outside the right-hand member of described seal 18, cover has packing follower 20, improves the sealing property of product.
In the present embodiment, be provided with built-in nut 15 above the right part of described catch bar passage 16, described lid 1 is fixed on above switch case 9 by screw 2 and built-in nut 15 screw-threaded engagement; The surrounding that described switch case 9 upper surface is positioned at switch element module container cavity 22 is provided with positioning strip 12 upwardly, is provided with sealing gasket 13 between described positioning strip 12 and lid 1; The both sides, front and back described switch case 9 being positioned at built-in nut 15 are provided with product mounting-positioning holes 8; The left side described switch case 9 being positioned at built-in nut 15 is provided with locking plate construction opening 3, described locking plate 4 comprises locking plate fork pin 27 and flange 28, described locking plate fork pin 27 is located in described locking plate mounting groove 5, described flange 28 is located at locking plate construction opening 3 place, the left end of described lid 1 is pressed in the top of described flange 28, prevents locking plate 4 in work from ejecting.
In the present embodiment, be provided with positive stop hook 26 outside the tail end of described locking plate fork pin 27, the middle part of described locking plate fork pin 27 is curved, the shape of compounding practice head mounting groove 29.
In the present embodiment, the two ends, left and right described switch case 9 being positioned at switch element module container cavity 22 are slope 14, and described lid 1 also has the slope matched, and the both sides, front and back of described lid 1 are provided with concavo-convex anti-skid structure 10.
In the present embodiment, in described operating head installing hole 6, be provided with tooth shape locating structure 7, be convenient to product and install fixing.
In the present embodiment, described switch case 9 is antistatic high-performance plastic casing, and volume is little, lightweight, protection and antiseptic property strong.
Operation principle: during installation, operating head 31 is located in described operating head installing hole 6, be provided with mounting groove 29 due to operating head 31 and tooth 30 is installed, so described installation tooth 30 just can coordinate fixing with the tooth shape locating structure 7 in operating head installing hole 6, prevent operating head 31 described in the course of the work from rotating; Described locking plate fork pin 27 is stuck in described mounting groove 29, and prevent operating head 31 described at work from coming off in described operating head installing hole 6, and the flange 28 of described locking plate 4 is pushed down by the left end of described lid 1, self-locking property is good.When operating head 31 occurs to touch at work, described catch bar 17 occurs to promote to the right, is passed to catch bar adapter sleeve 19, cross recess fillister head screw 21, and on the touch device of switch element module 24, switch element module 24 is touched, the break-make of realizing circuit.
Claims (10)
1. an explosion-proof travel switch, comprise switch case, lid, switch element module and cable gland, it is characterized in that in the middle part of described switch case, being provided with switch element module container cavity, described switch element module is located in described switch element module container cavity, described lid is placed on above described switch element module container cavity, the right side of described switch element module container cavity is provided with cable passage, described cable seal is socketed in described cable passage, the left side of described switch element module container cavity is provided with catch bar passage, the left end of described catch bar passage is provided with operating head installing hole, locking plate mounting groove is provided with between described operating head installing hole and catch bar passage, locking plate is provided with in locking plate mounting groove, catch bar is provided with in described catch bar passage, connected with described switch element module by jockey.
2. a kind of explosion-proof travel switch according to claim 1, it is characterized in that described jockey comprises catch bar adapter sleeve and cross recess fillister head screw, described catch bar left end is located at the right side of operating head installing hole, the left end of described catch bar adapter sleeve is enclosed within the right-hand member of described catch bar, described cross recess fillister head screw one end connects with catch bar adapter sleeve, and the other end withstands on the touch device of switch element module.
3. a kind of explosion-proof travel switch according to claim 2, it is characterized in that the screw rod of described cross recess fillister head screw is fixed on the right-hand member of catch bar adapter sleeve by screw-threaded engagement mode, the bolt head of described cross recess fillister head screw withstands on the touch device of described switch element module.
4. a kind of explosion-proof travel switch according to claim 2, it is characterized in that the bolt head of described cross recess fillister head screw withstands on the right-hand member of catch bar adapter sleeve, the screw top of described cross recess fillister head screw is on the touch device of described switch element module, and outside the screw rod of described cross recess fillister head screw, also cover has spring.
5. a kind of explosion-proof travel switch according to claim 2, it is characterized in that the outside cover of described catch bar and catch bar adapter sleeve has seal, outside the right-hand member of described seal, cover has packing follower.
6. a kind of explosion-proof travel switch according to claim 1, is provided with built-in nut above the right part that it is characterized in that described catch bar passage, and described lid to be engaged with built-in nut thread by screw and is fixed on above switch case; The surrounding that described switch case upper surface is positioned at switch element module container cavity is provided with positioning strip upwardly, is provided with sealing gasket between described positioning strip and lid; The both sides, front and back described switch case being positioned at built-in nut are provided with product mounting-positioning holes; The left side described switch case being positioned at built-in nut is provided with locking plate construction opening, described locking plate comprises locking plate fork pin and flange, described locking plate fork pin is located in described locking plate mounting groove, described flange is located at locking plate construction opening place, and the left end of described lid is pressed in the top of described flange.
7. a kind of explosion-proof travel switch according to claim 6, be provided with positive stop hook outside the tail end that it is characterized in that described locking plate fork pin, the middle part of described locking plate fork pin is curved.
8. a kind of explosion-proof travel switch according to claim 1, the two ends, left and right that it is characterized in that described switch case is positioned at element container cavity are slope, described lid also has the slope matched, the both sides, front and back of described lid are provided with concavo-convex anti-skid structure.
9. a kind of explosion-proof travel switch according to claim 1, is characterized in that being provided with tooth shape locating structure in described operating head installing hole.
10. a kind of explosion-proof travel switch according to claim 6, is characterized in that described switch case is antistatic high-performance plastic casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420873527.0U CN204695996U (en) | 2014-12-31 | 2014-12-31 | A kind of explosion-proof travel switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420873527.0U CN204695996U (en) | 2014-12-31 | 2014-12-31 | A kind of explosion-proof travel switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204695996U true CN204695996U (en) | 2015-10-07 |
Family
ID=54236258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420873527.0U Withdrawn - After Issue CN204695996U (en) | 2014-12-31 | 2014-12-31 | A kind of explosion-proof travel switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204695996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104821245A (en) * | 2014-12-31 | 2015-08-05 | 创正防爆电器有限公司 | Explosion-proof travel switch |
-
2014
- 2014-12-31 CN CN201420873527.0U patent/CN204695996U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104821245A (en) * | 2014-12-31 | 2015-08-05 | 创正防爆电器有限公司 | Explosion-proof travel switch |
| CN104821245B (en) * | 2014-12-31 | 2017-05-31 | 创正防爆电器有限公司 | A kind of explosion-proof travel switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151007 Effective date of abandoning: 20170531 |