CN104821245B - A kind of explosion-proof travel switch - Google Patents
A kind of explosion-proof travel switch Download PDFInfo
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- CN104821245B CN104821245B CN201410857558.1A CN201410857558A CN104821245B CN 104821245 B CN104821245 B CN 104821245B CN 201410857558 A CN201410857558 A CN 201410857558A CN 104821245 B CN104821245 B CN 104821245B
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- catch bar
- switch element
- element module
- locking plate
- switch
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Abstract
The invention discloses a kind of explosion-proof travel switch, including switch case, lid, switch element module and cable gland, described switch case middle part is provided with switch element module accommodating chamber, described switch element module is in the switch element module accommodating chamber, described lid is placed on the switch element module accommodating chamber top, cable passage is provided with the right side of described switch element module accommodating chamber, described cable seal is socketed in the cable passage, catch bar passage is provided with the left of the switch element module accommodating chamber, the left end of described catch bar passage is provided with operating head mounting hole, locking plate mounting groove is provided between described operating head mounting hole and catch bar passage, locking plate is provided with locking plate mounting groove, catch bar is provided with described catch bar passage, connected with the switch element module by attachment means.Product selectivity of the present invention is wide, and performance is high, and interchangeability is strong, can arbitrarily angled installation operation head, it is practical and convenient simple.
Description
Technical field
The present invention relates to explosion-protection equipment field, specifically a kind of explosion-proof travel switch.
Background technology
Existing most like product of the same trade is processed by aluminum alloy materials entirely, and volume is big, weight weight, not side
Just it is actually used, take up space big, protection and antiseptic property are low, and product manufactures complexity, and product matches somebody with somebody operating head because of flame-proof switch
The limitation that product is designed in itself, causes the mode of operation of operating head few, and operating head is all self-control, and production and processing technology are multiple
Miscellaneous, production cost is high.
The content of the invention
It is an object of the invention to provide a kind of explosion-proof travel switch.
The invention solves the problems that existing like product volume is big, weight weight, it has not been convenient to actually used, the matching of product
Low, operating head is generally self-control, and production and processing technology are complicated, and production cost is high.
The technical scheme is that：A kind of explosion-proof travel switch, including switch case, lid, switch element module and
Cable gland, described switch case middle part is provided with switch element module accommodating chamber, and described switch element module is located at institute
State in switch element module accommodating chamber, described lid is placed on the switch element module accommodating chamber top, described switch unit
Cable passage is provided with the right side of part module accommodating chamber, described cable seal is socketed in the cable passage, the switch unit
Catch bar passage is provided with the left of part module accommodating chamber, the left end of described catch bar passage is provided with operating head mounting hole, described
Operating head mounting hole and catch bar passage between be provided with locking plate mounting groove, locking plate, described promotion are provided with locking plate mounting groove
Catch bar is provided with bar passage, is connected with the switch element module by attachment means.
Preferably, described attachment means include catch bar adapter sleeve and cross recess fillister head screw, described catch bar
Left end is located at the right side of operating head mounting hole, and the left end of the catch bar adapter sleeve is enclosed within the right-hand member of the catch bar, described
Cross recess fillister head screw one end connects with catch bar adapter sleeve, and the other end is withstood on the touch device of switch element module.
Preferably, the screw rod of described cross recess fillister head screw is fixed on catch bar adapter sleeve by screw thread engagement system
Right-hand member, the bolt head of the cross recess fillister head screw withstood on the touch device of the 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 cross
The screw top of groove fillister head screw on the touch device of the switch element module, the screw rod of the cross recess fillister head screw
Outside is also cased with spring.
Preferably, it is cased with seal on the outside of described catch bar and catch bar adapter sleeve, the right-hand member of described seal
Outside is cased with packing follower.
Preferably, the right part top of the catch bar passage is provided with built-in nut, described lid by screw with it is interior
Put the engagement of formula nut thread and be fixed on switch case top；Described switch case upper surface is located at switch element module accommodating chamber
The positioning strip being formed around upwardly, be provided with sealing gasket between the positioning strip and lid；Described switch case is upper
Product mounting-positioning holes are provided with the front and rear both sides of built-in nut；Positioned at the left side of built-in nut in described switch case
Locking plate construction opening is provided with, described locking plate includes locking plate prong and flange, and described locking plate prong is located at described locking plate peace
In tankage, at locking plate construction opening, the left end of the lid is pressed in the top of the flange to described flange.
As it is further preferred that the tail end outside of described locking plate prong is provided with positive stop hook, in the locking plate prong
Portion is curved.
Preferably, the left and right two ends that switch element module accommodating chamber is located in the switch case are slope, the lid
Also the front and rear both sides for having matching slope, described lid on son are provided with concavo-convex anti-skid structure.
Preferably, tooth shape locating structure is provided with described operating head mounting hole.
As it is further preferred that described switch case is antistatic high-performance plastic casing.
Beneficial effects of the present invention are：Shell of the present invention is formed by antistatic high-performance plastic processing, and small product size is small, weight
Amount is light, and product protection and antiseptic property are strong, and internal configuration switch element module, and module contact is various informative, and operating head is straight
Connect and use market ripe, operation format variation, product selectivity is wide, and performance is high, exchange performance by force, product ontology
Designed using tooth shape locating between operating head, arbitrarily angled can installed, product is more simple and convenient for use.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 be the present invention using do not carry spring switch element module when internal structure schematic diagram.
Fig. 3 be the present invention using carry spring switch element module when internal structure schematic diagram.
Fig. 4 is the structural representation of locking plate.
Fig. 5 is the operating head product on existing market.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described.
As illustrated, the present invention includes switch case 9, lid 1, switch element module 24 and cable gland 11, it is described
The middle part of switch case 9 be provided with switch element module accommodating chamber 22, described switch element module 24 is located at the switch element
In module accommodating chamber 22, described lid 1 is placed on the top of the switch element module accommodating chamber 22, described switch element module
The right side of accommodating chamber 22 is provided with cable passage 25, and described cable gland 11 is connected in the cable passage 25, the switch
The left side of component module accommodating chamber 22 is provided with catch bar passage 16, and the left end of described catch bar passage 16 is provided with operating head installation
Hole 6, is provided with locking plate mounting groove 5, locking plate mounting groove 5 between described operating head mounting hole 6 and catch bar passage 16 and is provided with lock
Piece 4, catch bar 17 is provided with described catch bar passage 16, is connected with the switch element module 24 by attachment means.
In the present embodiment, described attachment means include catch bar adapter sleeve 19 and cross recess fillister head screw 21, described
The left end of catch bar 17 located at the right side of operating head mounting hole 6, the left end of the catch bar adapter sleeve 19 is enclosed within the catch bar
17 right-hand member, described one end of cross recess fillister head screw 21 connects with catch bar adapter sleeve 19, and the other end withstands on switch element
On the touch device of module 24.
In the present embodiment, as shown in figure 3, during using the switch element module for carrying spring, described cross recess socket cap
The screw rod of screw 21 is fixed on the right-hand member of catch bar adapter sleeve 19, the cross recess fillister head screw 21 by screw thread engagement system
Bolt head withstand on the touch device of the switch element module 24.
In the present embodiment, as shown in Fig. 2 during using the switch element module for not carrying spring, described cross recess cylinder
The bolt head of head screw 21 withstands on the right-hand member of catch bar adapter sleeve 19, and the screw top of the cross recess fillister head screw 21 is described
On the touch device of switch element module 24, the screw rod outside of the cross recess fillister head screw 21 is also cased with spring 23.
As illustrated, in the present embodiment, described catch bar 17 and the outside of catch bar adapter sleeve 19 are cased with seal 18,
The right-hand member outside of described seal 18 is cased with packing follower 20, improves the sealing property of product.
In the present embodiment, the right part top of the catch bar passage 16 is provided with built-in nut 15, and described lid 1 passes through
Screw 2 is engaged with the screw thread of built-in nut 15 and is fixed on the top of switch case 9；The described upper surface of switch case 9 is located at switch
The positioning strip 12 being formed around upwardly of component module accommodating chamber 22, is provided with sealing between the positioning strip 12 and lid 1
Pad 13；Front and rear both sides in described switch case 9 positioned at built-in nut 15 are provided with product mounting-positioning holes 8；Described opens
Close and be provided with locking plate construction opening 3 positioned at the left side of built-in nut 15 on housing 9, described locking plate 4 includes the He of locking plate prong 27
Flange 28, in described locking plate mounting groove 5, described flange 28 is located at locking plate construction opening 3 to described locking plate prong 27
Place, the left end of the lid 1 is pressed in the top of the flange 28, and locking plate 4 is ejected in preventing work.
In the present embodiment, the tail end outside of described locking plate prong 27 is provided with positive stop hook 26, in the locking plate prong 27
Portion is curved, the shape of compounding practice head mounting groove 29.
In the present embodiment, the left and right two ends that switch element module accommodating chamber 22 is located in the switch case 9 are slope
14, the front and rear both sides for also having matching slope, described lid 1 on the lid 1 are provided with concavo-convex anti-skid structure 10.
In the present embodiment, tooth shape locating structure 7 is provided with described operating head mounting hole 6, is easy to product to install and fixes.
In the present embodiment, described switch case 9 is antistatic high-performance plastic casing, and small volume is lightweight, protection and
Antiseptic property is strong.
Operation principle：During installation, by operating head 31 in the operating head mounting hole 6, because operating head 31 is provided with
Mounting groove 29 and installation tooth 30, so described installation tooth 30 just can match somebody with somebody with the tooth shape locating structure 7 in operating head mounting hole 6
Close and fix, prevent operating head 31 described in the course of the work from rotating；Described locking plate prong 27 is stuck in described installation
In groove 29, prevent operating head 31 described at work from coming off in the operating head mounting hole 6, and described locking plate 4 is turned over
Side 28 is pushed down by the left end of the lid 1, and self-locking property is good.When operating head 31 touches at work, described promotion
Bar 17 occurs to promote to the right, is transferred to catch bar adapter sleeve 19, cross recess fillister head screw 21, and switch element module 24
On touch device, switch element module 24 is touched, and realizes the break-make of circuit.
Claims (9)
1. a kind of explosion-proof travel switch, including switch case, lid, switch element module and cable gland, it is characterised in that
Described switch case middle part is provided with switch element module accommodating chamber, and described switch element module is located at the switch element mould
In block accommodating chamber, described lid is placed on the switch element module accommodating chamber top, described switch element module accommodating chamber
Right side be provided with cable passage, described cable seal is socketed in the cable passage, the switch element module accommodating chamber
Left side be provided with catch bar passage, the left end of described catch bar passage is provided with operating head mounting hole, and described operating head is installed
Locking plate mounting groove is provided between hole and catch bar passage, locking plate is provided with locking plate mounting groove, be provided with described catch bar passage
Catch bar, is connected by attachment means with the switch element module；Described attachment means include catch bar adapter sleeve and ten
Word groove fillister head screw, described catch bar left end is located at the right side of operating head mounting hole, the left end of the catch bar adapter sleeve
The right-hand member of the catch bar is enclosed within, described cross recess fillister head screw one end connects with catch bar adapter sleeve, and the other end withstands on
On the touch device of switch element module.
2. a kind of explosion-proof travel switch according to claim 1, it is characterised in that described cross recess fillister head screw
Screw rod is fixed on the right-hand member of catch bar adapter sleeve by screw thread engagement system, and the bolt head of the cross recess fillister head screw withstands on
On the touch device of the switch element module.
3. a kind of explosion-proof travel switch according to claim 1, it is characterised in that described cross recess fillister head screw
Bolt head withstands on the right-hand member of catch bar adapter sleeve, and the screw top of the cross recess fillister head screw is in the switch element module
On touch device, the screw rod outside of the cross recess fillister head screw is also cased with spring.
4. a kind of explosion-proof travel switch according to claim 1, it is characterised in that described catch bar and catch bar are connected
Seal is cased with the outside of set, the right-hand member outside of described seal is cased with packing follower.
5. a kind of explosion-proof travel switch according to claim 1, it is characterised in that the right part top of the catch bar passage
Built-in nut is provided with, described lid is engaged with built-in nut thread by screw and is fixed on switch case top；It is described
Switch case upper surface be located at switch element module accommodating chamber the positioning strip being formed around upwardly, the positioning strip with
Sealing gasket is provided between lid；Product is provided with positioned at the front and rear both sides of built-in nut positioning is installed in described switch case
Hole；It is located in described switch case and locking plate construction opening is provided with the left of built-in nut, described locking plate is pitched including locking plate
Pin and flange, in described locking plate mounting groove, described flange is located at locking plate construction opening described locking plate prong, institute
The left end for stating lid is pressed in the top of the flange.
6. a kind of explosion-proof travel switch according to claim 5, it is characterised in that the tail end outside of described locking plate prong
Positive stop hook is provided with, the middle part of the locking plate prong is curved.
7. a kind of explosion-proof travel switch according to claim 1, it is characterised in that switch unit is located in the switch case
The left and right two ends of part module accommodating chamber are slope, also there is matching slope on the lid, described lid it is front and rear
Both sides are provided with concavo-convex anti-skid structure.
8. a kind of explosion-proof travel switch according to claim 1, it is characterised in that be provided with described operating head mounting hole
Tooth shape locating structure.
9. a kind of explosion-proof travel switch according to claim 5, it is characterised in that described switch case is antistatic height
Performance plastic casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410857558.1A CN104821245B (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 |
|---|---|---|---|
| CN201410857558.1A CN104821245B (en) | 2014-12-31 | 2014-12-31 | A kind of explosion-proof travel switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104821245A CN104821245A (en) | 2015-08-05 |
| CN104821245B true CN104821245B (en) | 2017-05-31 |
Family
ID=53731512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410857558.1A Active CN104821245B (en) | 2014-12-31 | 2014-12-31 | A kind of explosion-proof travel switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104821245B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2666119A (en) * | 1951-12-28 | 1954-01-12 | Pyle National Co | Explosion-proof switch apparatus |
| US3162731A (en) * | 1963-02-11 | 1964-12-22 | Small Business Administ | Explosion proof switch |
| DE3142925C2 (en) * | 1981-10-29 | 1987-12-03 | Elektro-Apparate Kg Gothe & Co, 4330 Muelheim, De | |
| CN2218968Y (en) * | 1995-03-30 | 1996-01-31 | 吴加伦 | Explosion isolation position switches |
| CN202094001U (en) * | 2011-04-29 | 2011-12-28 | 创正防爆电器有限公司 | Flame-proof switch |
| CN202662485U (en) * | 2012-05-29 | 2013-01-09 | 河南省荣欣防爆起重设备有限公司 | Mining flameproof travel switch |
| CN202662478U (en) * | 2012-05-29 | 2013-01-09 | 河南省荣欣防爆起重设备有限公司 | Mine explosion-proof travel switch |
| CN203895311U (en) * | 2014-04-22 | 2014-10-22 | 博太科防爆设备（上海）有限公司 | Explosion-proof switching button operation mechanism |
| CN204695996U (en) * | 2014-12-31 | 2015-10-07 | 创正防爆电器有限公司 | A kind of explosion-proof travel switch |
-
2014
- 2014-12-31 CN CN201410857558.1A patent/CN104821245B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2666119A (en) * | 1951-12-28 | 1954-01-12 | Pyle National Co | Explosion-proof switch apparatus |
| US3162731A (en) * | 1963-02-11 | 1964-12-22 | Small Business Administ | Explosion proof switch |
| DE3142925C2 (en) * | 1981-10-29 | 1987-12-03 | Elektro-Apparate Kg Gothe & Co, 4330 Muelheim, De | |
| CN2218968Y (en) * | 1995-03-30 | 1996-01-31 | 吴加伦 | Explosion isolation position switches |
| CN202094001U (en) * | 2011-04-29 | 2011-12-28 | 创正防爆电器有限公司 | Flame-proof switch |
| CN202662485U (en) * | 2012-05-29 | 2013-01-09 | 河南省荣欣防爆起重设备有限公司 | Mining flameproof travel switch |
| CN202662478U (en) * | 2012-05-29 | 2013-01-09 | 河南省荣欣防爆起重设备有限公司 | Mine explosion-proof travel switch |
| CN203895311U (en) * | 2014-04-22 | 2014-10-22 | 博太科防爆设备（上海）有限公司 | Explosion-proof switching button operation mechanism |
| CN204695996U (en) * | 2014-12-31 | 2015-10-07 | 创正防爆电器有限公司 | A kind of explosion-proof travel switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104821245A (en) | 2015-08-05 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314001, No. 1, Qixing Road, Qixing Town, Nanhu District, Zhejiang, Jiaxing Patentee after: Chuangzheng Electric Co., Ltd. Address before: 314001, No. 1, Qixing Road, Qixing Town, Nanhu District, Zhejiang, Jiaxing Patentee before: CZ Explosion-proof Electric Appliances Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |