CN104465216A - Pressure travel switch working in airtight mode - Google Patents
Pressure travel switch working in airtight mode Download PDFInfo
- Publication number
- CN104465216A CN104465216A CN201410749763.6A CN201410749763A CN104465216A CN 104465216 A CN104465216 A CN 104465216A CN 201410749763 A CN201410749763 A CN 201410749763A CN 104465216 A CN104465216 A CN 104465216A
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- CN
- China
- Prior art keywords
- fixed
- shell fragment
- contact
- base
- binding post
- 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.)
- Granted
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/26—Details
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Push-Button Switches (AREA)
Abstract
A pressure travel switch working in an airtight mode is characterized by comprising a base, a cover, a pressurized elastic piece, a fixed contact, an elastic piece and an insulated pushing rod. A containing cavity is formed in the base, the cover is fixed to the opening of the containing cavity, one end of the pressurized elastic piece is connected to the cover, the fixed contact is fixed to one edge inside the containing cavity, the elastic piece is fixed to the other edge inside the containing cavity and provided with a contact head, and the insulated pushing rod penetrates through the cover in a sliding mode. One end of the insulated pushing rod is connected to the pressurized elastic piece, and the other end of the insulated pushing rod is connected to the elastic piece in an abutting-against mode. The fixed contact comprises a current-conducting plate and a binding post, wherein the current-conducting plate is provided with a contact head, and the binding post is connected with the current-conducting plate and arranged outside the base. The elastic piece is connected with the binding post arranged outside the base, and the contact head of the elastic piece frequently abuts against the contact head of the fixed contact. Compared with the prior art, the pressure travel switch has the advantage of being capable of preventing the external environment from being polluted.
Description
Technical field:
The present invention relates to a kind of pressure control switch.
Background technology:
Existing pressure stroke switch, its internal structure is all unlimited, during work, is easily subject to the erosion of external environmental, and causes electric shock loose contact.Along with the development of intelligent appliance, the extensive use that PC controls, controlling current requirements is all weak current, and switch electric shock loose contact is significant to weak current, causes controlling malfunctioning.
Summary of the invention:
Goal of the invention of the present invention is to provide a kind of pressure stroke switch that can prevent the airtight work of external environmental.
The present invention realizes like this, comprise base, be fixed on the lid on base, one end is connected to the pressurized shell fragment in the face of covering, be fixed on base wherein on one side on fixed contact, be fixed on the shell fragment with contact on base another side, slide through the insulation push rod of lid, insulation push rod one end is connected on pressurized shell fragment, the other end is by being connected on shell fragment, fixed contact comprises the conductive plate with contact, that be connected with conductive plate and the binding post be arranged on outside base, shell fragment is connected with the binding post be arranged on outside base, the contact of shell fragment often leans against on the contact of fixed contact.During use, the present invention is fixed on pressure electric appliance, the free end of pressurized shell fragment leans against at the bottom of pressure cooker, along with the pressure increase of pressure cooker, the bottom of a pan dilatancy, pressurized shell fragment is driven to move, and then drive insulation push rod to move down, press down shell fragment, contact on shell fragment is separated with the contact in fixed contact, thus reach the effect of pressure stroke switch, by the enclosure space that is enclosed in the shell fragment of contact and fixed contact between base and lid, thus prevent the pollution being subject to external environment with the shell fragment of contact and fixed contact.
The free end of pressurized shell fragment is fixed with nut, in nut, is connected with pressure experience holder.Like this, by regulating the position of pressure experience holder in nut to regulate pressure stroke.
On pressurized shell fragment, corresponding insulation push rod place is provided with opening, and the edge conjunction of opening has compressing tablet, and compressing tablet level leans against insulation push rod upper end.Like this, the pressure of the pressurized shell fragment of insulation suffered by push rod is by after the transmission of compressing tablet, and the direction of its pressure and the identical at the moving direction covering perforation of insulation push rod, ensure that pressurized shell fragment drives the smooth and easy of insulation push rod movement.
One end of pressurized shell fragment is hinged on by axle and covers, and is provided with compression spring between the middle part of pressurized shell fragment and lid.
Compared with the prior art the present invention, has the advantage that can prevent external environmental.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the embodiment of the present invention 1;
Fig. 2 is the vertical view of shell fragment part;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is the structural representation of the embodiment of the present invention 2;
Fig. 5 is the structural representation of the embodiment of the present invention 3.
Embodiment:
Now in conjunction with the accompanying drawings and embodiments the present invention is described in further detail:
Embodiment 1: as Fig. 1, shown in 2, the material that the present invention includes with cavity volume 20 is the base 4 of plastics, the material be fixed on cavity volume 20 mouthfuls is the lid 17 of plastics, one end is connected to the pressurized shell fragment 10 above lid 17, to be fixed in cavity volume 20 wherein on one side on fixed contact 6, be fixed on the shell fragment 19 with contact 13 in cavity volume 20 on another side, slide through the insulation push rod 16 of lid 17, insulation push rod 16 one end is connected on pressurized shell fragment 10, the other end is connected on shell fragment 19, fixed contact 6 comprises the conductive plate 21 with contact 12, that be connected with the conductive plate 21 and binding post 1 be arranged on outside base 4, shell fragment 19 is connected with the binding post 2 be arranged on outside base 4, the contact 13 of shell fragment 19 often leans against on the contact 12 of fixed contact 6.
It is be arranged on the cavity volume below lid 17 that cavity volume 20 may also be.
Arrange the fixed block 14 on cavity volume 20 madial wall being positioned at base 4 of more than two pieces below lid 17, cavity volume 20 sidewall and fixed block 14 are fixed together by the connector (as rivet or screw) through cavity volume 20 sidewall and fixed block 14.
The free end of pressurized shell fragment 10 is fixed with nut 8, in nut 8, is connected with pressure experience holder 9.
As shown in Figure 3, on pressurized shell fragment 10, corresponding insulation push rod 16 place is provided with opening 22, and the edge conjunction of opening 22 has compressing tablet 23, and compressing tablet 23 level leans against insulation push rod 16 upper end.
One end of pressurized shell fragment 10 is hinged between the perpendicular wall 25 of lid 17 both sides by axle 15, be provided with compression spring 11 between the middle part of pressurized shell fragment 10 and lid 17.
Bottom cavity volume 20 corresponding shell fragment 19 contact 13 below be provided with nut 3, the displacement stroke that the set screw 5 being connected with insulation in nut 3 is connected with the contact 12 of fixed contact 6 again to regulate the contact 13 of shell fragment 19.
As shown in Figure 2, shell fragment 19 comprises that free end 19a is provided with the copper sheet 19c of square aperture 19b, uncinus 19d, the wherein one end be positioned at below copper sheet 19c be fixedly connected on inside square aperture 19b on the limit of the contact 13 of shell fragment 19 to recessed arc copper sheet 19e(arc copper sheet 19e, overall processing is out together with copper sheet 19c), in the groove 19f outside the hook that the other end of arc copper sheet 19e leans against uncinus 19d.
In cavity volume 20 wherein on one side on be provided with fixed contact fixed platform 26, the conductive plate 21 of fixed contact 6, binding post 1 are separately fixed at above and outside base 4 of fixed contact fixed platform 26 by riveted joint 7, in cavity volume 20, another side is provided with shell fragment fixed platform 27, shell fragment 19, binding post 2 are separately fixed at above and outside base 4 of shell fragment fixed platform 27 by riveted joint 18.
Embodiment 2: as shown in Figure 4, the present embodiment is on the basis of embodiment 1, fixed contact fixed platform 26 is provided with perforation 28, the part being positioned at the binding post 1 in fixed contact fixed platform 26 is provided with screw, it is outer and be fixed on base 4 that this binding post 1 passes base 4, the conductive plate 21 of fixed contact 6 is fixed on the screw of the binding post 1 in fixed contact fixed platform 26 by screw 29, shell fragment fixed platform 27 is provided with perforation 30, the part being positioned at the binding post 2 in shell fragment fixed platform 27 is provided with screw, it is outer and be fixed on base 4 that this binding post 2 passes base 4, shell fragment 19 is fixed on the screw of the binding post 2 above shell fragment fixed platform 27 by screw 31.
Embodiment 3: as shown in Figure 5, the present embodiment is on the basis of embodiment 1, be positioned at the binding post 1 in fixed contact fixed platform 26 and the binding post 2 be positioned in shell fragment fixed platform 27 is nut, two nuts 1,2 respectively cross-under are fixed in fixed contact fixed platform 26 and in shell fragment fixed platform 27, and the conductive plate 21 of fixed contact 6, shell fragment 19 are fixed on two nuts 1,2 by screw 29,31 respectively.
Claims (10)
1. the pressure stroke switch of an airtight job, it is characterized in that comprising base, be fixed on the lid on base, one end is connected to the pressurized shell fragment in the face of covering, to be fixed in base wherein on one side on fixed contact, be fixed on the shell fragment with contact in base on another side, slide through the insulation push rod of lid, insulation push rod one end is connected on pressurized shell fragment, the other end is by being connected on shell fragment, fixed contact comprises the conductive plate with contact, that be connected with conductive plate and the binding post be arranged on outside base, shell fragment is connected with the binding post be arranged on outside base, the contact of shell fragment often leans against on the contact of fixed contact.
2. the pressure stroke switch of a kind of airtight work according to claim 1, it is characterized in that on pressurized shell fragment, corresponding insulation push rod place is provided with opening, the edge conjunction of opening has compressing tablet, and compressing tablet level leans against insulation push rod upper end.
3. the pressure stroke switch of a kind of airtight work according to claim 1 and 2, is characterized in that one end of pressurized shell fragment is hinged on by axle and covers, and is provided with compression spring between the middle part of pressurized shell fragment and lid.
4. the pressure stroke switch of a kind of airtight work according to claim 1 and 2, is characterized in that being fixed with nut on the free end of pressurized shell fragment, is connected with pressure experience holder in nut.
5. the pressure stroke switch of a kind of airtight work according to claim 3, is characterized in that being fixed with nut on the free end of pressurized shell fragment, is connected with pressure experience holder in nut.
6. the pressure stroke switch of a kind of airtight work according to claim 1 or 2 or 5, be provided with nut below the contact that it is characterized in that the corresponding shell fragment of base bottom, in nut, be connected with the displacement stroke that set screw is connected with the contact of fixed contact again to regulate the contact of shell fragment.
7. the pressure stroke switch of a kind of airtight work according to claim 4, be provided with nut below the contact that it is characterized in that the corresponding shell fragment of base bottom, in nut, be connected with the displacement stroke that set screw is connected with the contact of fixed contact again to regulate the contact of shell fragment.
8. the pressure stroke switch of a kind of airtight work according to claim 1 or 2 or 5 or 7, to it is characterized in that in base wherein on one side on be provided with fixed contact fixed platform, the conductive plate of fixed contact, binding post are separately fixed at above and outside base of fixed contact fixed platform by riveted joint, in cavity volume, another side is provided with shell fragment fixed platform, shell fragment, binding post are separately fixed at above and outside base of shell fragment fixed platform by riveted joint; Or fixed contact fixed platform is provided with perforation, the part being positioned at the binding post in fixed contact fixed platform is provided with screw, it is outer and be fixed on base that this binding post passes base, the conductive plate of fixed contact is fixed on the screw of the binding post in fixed contact fixed platform by screw, shell fragment fixed platform is provided with perforation, the part being positioned at the binding post in shell fragment fixed platform is provided with screw, it is outer and be fixed on base that this binding post passes base, and shell fragment is fixed on the screw of the binding post above shell fragment fixed platform by screw; Or the binding post be positioned in fixed contact fixed platform and the binding post be positioned in shell fragment fixed platform are nut, two nuts respectively cross-under are fixed in fixed contact fixed platform and in shell fragment fixed platform, and the conductive plate of fixed contact, shell fragment are fixed on two nuts by two-screw respectively.
9. the pressure stroke switch of a kind of airtight work according to claim 1 or 2 or 5 or 7, it is characterized in that base is provided with cavity volume, arrange the fixed block be positioned on the cavity volume madial wall of base of more than two pieces below lid, cavity volume sidewall and fixed block are fixed together by the connector through cavity volume sidewall and fixed block.
10. the pressure stroke switch of a kind of airtight work according to claim 8, it is characterized in that base is provided with cavity volume, arrange the fixed block be positioned on the cavity volume madial wall of base of more than two pieces below lid, cavity volume sidewall and fixed block are fixed together by the connector through cavity volume sidewall and fixed block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410749763.6A CN104465216B (en) | 2014-12-10 | 2014-12-10 | A kind of pressure stroke switch of closed work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410749763.6A CN104465216B (en) | 2014-12-10 | 2014-12-10 | A kind of pressure stroke switch of closed work |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104465216A true CN104465216A (en) | 2015-03-25 |
| CN104465216B CN104465216B (en) | 2018-08-10 |
Family
ID=52911106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410749763.6A Active CN104465216B (en) | 2014-12-10 | 2014-12-10 | A kind of pressure stroke switch of closed work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104465216B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB841054A (en) * | 1951-04-19 | 1960-07-13 | Jackson Ind Ltd | A thermally operated electric switch |
| US4386263A (en) * | 1980-07-24 | 1983-05-31 | Karl Fischer | Electric cooker plate with a switch for preventing overheating |
| CA2157553C (en) * | 1994-09-08 | 2001-05-08 | Mark A. Murphy | Thermostat construction |
| CN200947417Y (en) * | 2006-09-07 | 2007-09-12 | 惠达机电（惠州）有限公司 | Pressure switch |
| CN201332057Y (en) * | 2008-12-31 | 2009-10-21 | 张贵超 | Vapor pressure switch |
| CN102013358A (en) * | 2010-11-30 | 2011-04-13 | 陈永龙 | High-current three-phase manual leakproof protector |
| CN102473560A (en) * | 2009-08-25 | 2012-05-23 | 富士电机机器制御株式会社 | Circuit breaker |
| CN202977305U (en) * | 2012-11-29 | 2013-06-05 | 常州曼淇威压力控制技术有限公司 | Fast dismounting type pressure controller |
| CN203325802U (en) * | 2013-07-15 | 2013-12-04 | 佛山市高明欧一电子制造有限公司 | Double-metal thermal cutting machine |
| CN104078277A (en) * | 2014-06-24 | 2014-10-01 | 广东福尔电子有限公司 | High-power kick type temperature controller and assembly method thereof |
| CN104299803A (en) * | 2014-10-27 | 2015-01-21 | 佛山市利安达电器有限公司 | Pollution preventing pressure limit switch |
| CN204257502U (en) * | 2014-12-10 | 2015-04-08 | 郭启强 | A kind of pressure stroke switch of airtight work |
-
2014
- 2014-12-10 CN CN201410749763.6A patent/CN104465216B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB841054A (en) * | 1951-04-19 | 1960-07-13 | Jackson Ind Ltd | A thermally operated electric switch |
| US4386263A (en) * | 1980-07-24 | 1983-05-31 | Karl Fischer | Electric cooker plate with a switch for preventing overheating |
| CA2157553C (en) * | 1994-09-08 | 2001-05-08 | Mark A. Murphy | Thermostat construction |
| CN200947417Y (en) * | 2006-09-07 | 2007-09-12 | 惠达机电（惠州）有限公司 | Pressure switch |
| CN201332057Y (en) * | 2008-12-31 | 2009-10-21 | 张贵超 | Vapor pressure switch |
| CN102473560A (en) * | 2009-08-25 | 2012-05-23 | 富士电机机器制御株式会社 | Circuit breaker |
| CN102013358A (en) * | 2010-11-30 | 2011-04-13 | 陈永龙 | High-current three-phase manual leakproof protector |
| CN202977305U (en) * | 2012-11-29 | 2013-06-05 | 常州曼淇威压力控制技术有限公司 | Fast dismounting type pressure controller |
| CN203325802U (en) * | 2013-07-15 | 2013-12-04 | 佛山市高明欧一电子制造有限公司 | Double-metal thermal cutting machine |
| CN104078277A (en) * | 2014-06-24 | 2014-10-01 | 广东福尔电子有限公司 | High-power kick type temperature controller and assembly method thereof |
| CN104299803A (en) * | 2014-10-27 | 2015-01-21 | 佛山市利安达电器有限公司 | Pollution preventing pressure limit switch |
| CN204257502U (en) * | 2014-12-10 | 2015-04-08 | 郭启强 | A kind of pressure stroke switch of airtight work |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104465216B (en) | 2018-08-10 |
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| SE01 | Entry into force of request for substantive examination | ||
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200416 Address after: 528200 Guangdong city of Foshan province Dali Nanhai District Yanbu Town Industrial Zone Patentee after: FOSHAN LI'ANDA ELECTRICAL APPLIANCE Co.,Ltd. Address before: 528000 No. 180, Nanpu village, Chancheng District, Guangdong, Foshan Patentee before: Guo Qiqiang |