CN105355509B - Pin terminal formula exact constant temperature relay - Google Patents
Pin terminal formula exact constant temperature relay Download PDFInfo
- Publication number
- CN105355509B CN105355509B CN201510897715.6A CN201510897715A CN105355509B CN 105355509 B CN105355509 B CN 105355509B CN 201510897715 A CN201510897715 A CN 201510897715A CN 105355509 B CN105355509 B CN 105355509B
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- China
- Prior art keywords
- pin terminal
- end cap
- conductive reed
- wire guide
- drift angle
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
- H01H37/521—Thermally-sensitive members actuated due to deflection of bimetallic element comprising a plurality of bimetals acting in the same direction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Thermally Actuated Switches (AREA)
Abstract
The invention discloses a kind of pin terminal formula exact constant temperature relay, including end cap, shell, the first pin terminal for protruding from end cap bottom, the second pin terminal and ground wire terminal, the top of end cap is provided with pedestal, pedestal is provided with boss, fulcrum, it is internal through having the first wire guide, the second wire guide, and pad is provided between boss and fulcrum；The upper surface of boss is provided with an annular conductive reed, provided with an active tongue in the middle of it, the annulus body relative with active tongue free end is widened and perforate, perforate top is provided with drift angle, first pin terminal is welded as a whole through end cap, the first wire guide, perforate and conductive reed, drift angle, and the second pin terminal is welded as a whole through end cap, the second wire guide and pad；Coign is provided with the inside of shell, tilting between coign and drift angle, conductive reed to have butterfly shaped dual metal sheet, its surface is covered with one layer of flexible insulating layer.The present invention can be welded directly with being used for its temperature detection and overtemperature protection on surface-mounted integrated circuit.
Description
Technical field
The present invention relates to the temperature control module field of integrated circuit, more particularly to a kind of pin terminal formula exact constant temperature relay
Device.
Background technology
Temperature is one of most basic measurement parameter of modern electronic equipment, as modern military equips fast-developing, numeral
The extensive utilization of circuit, and integrated level are continuously increased, and the power consumption of super large-scale integration makes the temperature of chip internal not
It is disconnected to improve, directly affect the electrically and mechanically performance parameter of equipment.Therefore, have become must in electronic equipment for temperature protection circuit
An indispensable part.The need for adapting to modern society, electronic equipment just towards it is short, small, light, thin and highly reliable, at a high speed,
High-performance and inexpensive direction are developed, and this just proposes corresponding requirement to the temperature control module of electronic equipment.
The traditional method of temperature detection uses such as thermocouple, thermal resistance, semiconductor PN etc in integrated circuit
Analog temperature sensor, signal is sampled, changed by module after amplification, then transfers to single-chip microcomputer to handle, this temperature control module body
Product is big, takes resource many.Temperature signal is detected from temperature sensing element to single-chip microcomputer, by a series of devices, is easily disturbed, is difficult
Control, and temperature control narrow range, poor reliability, and integrated circuit, diode, triode and the nothing that different process technology is manufactured
Source combination of devices together, realize with certain function circuit cost it is higher, once and the component of some in temperature control module go out
Existing failure, detection process is cumbersome, and replacing gets up also to bother.The existing all types of thermostat relays production being applied in integrated circuit
Product, more using mounting means such as fixed plate, screw thread, screws, it is not appropriate for being installed in integrated circuit.
Therefore a kind of new thermostat relay of offer is needed badly to solve the above problems.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of pin terminal formula exact constant temperature relay, can directly weld
Connect with being used for electronic equipment temperature detection and overtemperature protection on surface-mounted integrated circuit.
In order to solve the above technical problems, one aspect of the present invention is：There is provided a kind of pin terminal formula accurate
Thermostat relay, including the cylindrical end cap with chimb, be covered on end cap shell, protrude from end cap bottom first insert
Pin terminal, the second pin terminal and ground wire terminal, the first pin terminal, the second pin terminal are connected by glass insulator and end cap
Connect, the top of end cap is provided with a non-metal susceptor, and boss, the opposite side that the side of pedestal is provided with higher than pedestal upper surface are provided with one
Fulcrum, it is internal through having the first wire guide, the second wire guide, provided with a pad between the boss and fulcrum of pedestal upper surface
Piece；
The upper surface of boss is provided with an annular conductive reed, and the centre of conductive reed is provided with an active tongue, active tongue
One end is hanging, the other end and conductive reed annulus body are connected, the lower surface of its free end is welded with the first contact, and first touches
Point is in contact with the second contact set on pad, and the annulus body relative with active tongue free end is widened and perforate, in perforate
Portion is provided with drift angle, and the first pin terminal passes through end cap, the first wire guide, the perforate of conductive reed, its top and conductive reed,
Drift angle is welded as a whole, and the second pin terminal passes through end cap, the second wire guide, and its top is welded as a whole with pad；
Lower surface on the inside of shell is provided with a coign, tilting between coign and drift angle, conductive reed to have dish-shaped bimetallic
Piece, on the butterfly shaped dual metal sheet surface being in contact with drift angle, conductive reed covered with one layer of flexible insulating layer.
In a preferred embodiment of the present invention, the bottom of active tongue makes active tongue in dish by fulcrum as its strong point
Around strong point motion under the promotion of shape bimetal leaf kick upset, drive is welded on the first contact of conductive reed and pad
Contact is with disconnecting rapidly for second contact, so as to control the break-make of circuit.
In a preferred embodiment of the present invention, end cap is metal material, thus passes through glass insulator and the first contact pin
Terminal, the insulation of the second pin terminal, pass through pedestal and conductive reed, the beaded insulation of non-metallic material.
The beneficial effects of the invention are as follows：The present invention is the special relay for being exclusively used in circuit controling temperature, and collection is recognized, measures, led to
Disconnected control function incorporates all basic functions of whole electron temperature-control module as single component, with work in one
Reliable and stable, service life length, small volume, the easy for installation and flexible advantage of use；It is used as the constant temperature relay of mechanical structure
Device, interference free performance and reliability with far above electronic component；Its pin terminal and ground wire terminal can be directly welded in
On the plug wire hole of wiring board, the problem of existing thermostat relay is not suitable for being directly accessed integrated circuit is solved again.
Brief description of the drawings
Fig. 1 is the front view of the preferred embodiment of pin terminal formula exact constant temperature relay one of the present invention；
Fig. 2 is Fig. 1 top view；
Fig. 3 is one of working state figure of the pin terminal formula exact constant temperature relay；
Fig. 4 is the two of the working state figure of the pin terminal formula exact constant temperature relay；
Fig. 5 is the front view of the conductive reed；
Fig. 6 is Fig. 5 side view；
Fig. 7 is Fig. 5 top view；
Fig. 8 is Fig. 5 upward view；
The mark of each part is as follows in accompanying drawing：1st, shell, 11, coign, 2, end cap, 21, chimb, the 3, first pin terminal,
4th, the second pin terminal, 5, ground wire terminal, 6, glass insulator, 7, pedestal, 71, boss, 72, fulcrum, the 73, first wire guide,
74th, the second wire guide, 75, pad, the 751, second contact, 8, conductive reed, 81, annulus body, 82, active tongue, 821, activity
Tongue free end, 822, active tongue connection end, the 823, first contact, 83, perforate, 84, drift angle, 9, butterfly shaped dual metal sheet, 91, flexible
Insulating barrier.
Embodiment
Presently preferred embodiments of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, apparent is clearly defined so as to be made to protection scope of the present invention.
Fig. 1 and Fig. 2 are referred to, the embodiment of the present invention includes：
A kind of pin terminal formula exact constant temperature relay, including the cylindrical end cap 2 with chimb 21, it is covered in end cap 2
On shell 1, the first pin terminal 3 for protruding from the bottom of end cap 2, the second pin terminal 4 and ground wire terminal 5.Shell 1 is using easy
Draw the material that cuts down of deep processing shaping in mould, housing oral area external-open is configured to be beneficial to laser welding structure.End cap 2 is metal
Material.
With reference to Fig. 3, the first pin terminal 3, the second pin terminal 4 are combined as a whole with end cap 2 by glass insulator 6,
The top of end cap 2 is provided with a non-metal susceptor 7, and the side of pedestal 7 is set provided with boss 71, the opposite side higher than the upper surface of pedestal 7
There is a fulcrum 72, its inside, which is run through, the first wire guide 73, the second wire guide 74, boss 71 and fulcrum in the upper surface of pedestal 7
A pad 75 is provided between 72, pad 75 is provided with the second contact 751.The upper surface of boss 71 is provided with an annular conductive reed
8, refer to Fig. 5 to Fig. 8, the centre of conductive reed 8 provided with an active tongue 82, one end of active tongue 82 is hanging, the other end with
Conductive reed annulus body 81 is connected, and the lower surface of its free end 821 is welded with the first contact 823, the first contact 823 and pad
The second contact 751 set on 75 is in contact, and is used as the strong point using the fulcrum 72 on pedestal 7；With the phase of active tongue free end 821
To annulus body 81 widen and perforate 83, the top of perforate 83 is provided with drift angle 84.Conductive reed 8 is using the bullet conducted electricity very well
Property material is made, and annulus body 81 also forms current path while playing a supporting role.
First pin terminal 3 passes through end cap 2, the first wire guide 73, the perforate 83 of conductive reed 8, its top and conductive spring
Piece 8, drift angle 84 are welded as a whole, and the second pin terminal 4 passes through end cap 2, the second wire guide 74, and its top is welded as with pad 75
One.By above-mentioned two weld, drift angle 84, conductive reed 8, pad 75 are connected conducting by pin terminal, and centre is non-
The pedestal 7 of metal material is clamped, and the active tongue 82 in the middle of conductive reed 8 is withstood on the position of 7 fulcrum of pedestal 72, the design makes drift angle
84th, conductive reed 8, pad 75, pedestal 7, end cap 2 are combined into a component by pin terminal, and pin terminal both plays electric current
The effect of wire, plays a part of connector again.The pin terminal other end and ground wire terminal 5 stretched out simultaneously outside end cap 2, can
It is directly welded in as three pins on the plug wire hole of wiring board, therefore the present invention can easily be installed on surface-mounted integrated circuit
On, it is to avoid in the prior art general thermostat relay using the unsuitable integrated circuits such as screw thread, mounting hole, fixed plate installation
Mode.
The lower surface of the inner side of shell 1 is provided with a coign 11, tilting between coign 11 and drift angle 84, conductive reed 8 to have dish
Shape bimetal leaf 9, coign 11 and drift angle 84 interaction makes butterfly shaped dual metal sheet 9 be inclined in the top of conductive reed 8, with drift angle
84th, the surface of butterfly shaped dual metal sheet 9 that conductive reed 8 is in contact is covered with one layer of flexible insulating layer 91, by conductive reed 8, drift angle
84 and butterfly shaped dual metal sheet 9 isolate.The design is effectively utilized the cavity space inside shell 1, and in common thermostat relay
The butterfly shaped dual metal sheet structure of concentric or horizontal is compared, and the design can use double gold that diameter is bigger in identical space
Belong to piece, so that relative can possess bigger stroke and higher motive force, the electrical properties such as pressure-resistant, insulation can be improved and anti-
The environmental resistances such as vibration, impact.While the design can make butterfly shaped dual metal sheet 9 push directly on conductive reed 8 and move, remove
The presence of actuator push rod, further simplifies structure, saves space.The use of flexible insulating layer 91, can not influence dish
Bimetal leaf 9 plays a part of insulation in the case of deforming, and can reduce the degree of wear of butterfly shaped dual metal sheet 9, reduces and sets
The possibility of constant temperature degree point drift.
The pin terminal formula exact constant temperature relay be it is a kind of can interrupted special relay, its input temp ginseng automatically
When amount reaches certain certain value, jumping characteristic change just occurs for output parameter.The main operational principle of the present invention is using the double gold of dish
Category piece 9 makees temperature-sensing element, produces the principle of moment bounce under temperature action using butterfly shaped dual metal sheet 9, and due to two panels gold
The thermal coefficient of expansion for belonging to piece is different, and the stress that both mutually extrude generation promotes conductive reed 8 contact is acted rapidly, so as to control
The break-make of circuit processed.Referring to Fig. 4, when temperature reaches that the highest of monitored device setting protects temperature spot, dish-shaped bimetallic
Piece 9 will kick upset, drive flexible insulating layer 91 deform together, butterfly shaped dual metal sheet 9 push conductive reed 8 active tongue connect
End 822 is connect, the active tongue free end 821 for being welded with the first contact 823 is tilted around the fulcrum 72 that pedestal 7 is provided, and makes the first contact
823 are together lifted, and the first contact 823 is separated with the second contact 751, so as to cut off circuit；Referring to Fig. 3, when temperature is reduced to
When below the minimal protection temperature spot of monitored device setting, butterfly shaped dual metal sheet 9 again can kick again, return to script shape
State, is closed, so as to connect circuit again between the first contact 823 and the second contact 751.The present invention can work as monitored device mistake
Cut off the electricity supply when hot, or monitored device is when reaching temperature specifications requirement, carries out temperature control to it, reaches overtemperature protection and temperature control
The purpose of system.
The present invention is the special relay for being exclusively used in circuit controling temperature, integrates identification, measurement, break-make control function, is made
All basic functions of whole electron temperature-control module are incorporated for single component, with stable and reliable in work, service life length,
Small volume, the easy for installation and flexible advantage of use；As the thermostat relay of mechanical structure, with far above electronics member device
The interference free performance and reliability of part；Its pin terminal and ground wire terminal 5 can be directly welded on the plug wire hole of wiring board, solved again
The problem of existing thermostat relay of having determined is not suitable for being directly accessed integrated circuit.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (3)
1. a kind of pin terminal formula exact constant temperature relay, including the cylindrical end cap with chimb, be covered in it is outer on end cap
Shell, the first pin terminal for protruding from end cap bottom, the second pin terminal, the first pin terminal, the second pin terminal pass through glass
Glass insulator is connected with end cap, it is characterised in that the ground wire terminal including protruding from end cap bottom, and the top of end cap is non-provided with one
Metal base, boss, the opposite side that the side of pedestal is provided with higher than pedestal upper surface is provided with a fulcrum, and its inside, which is run through, first
Wire guide, the second wire guide, are provided with a pad between the boss and fulcrum of pedestal upper surface；
The upper surface of boss is provided with an annular conductive reed, and the centre of conductive reed is provided with an active tongue, the one of active tongue
End is hanging, the other end and conductive reed annulus body are connected, and the lower surface of its free end is welded with the first contact, the first contact with
The second contact set on pad is in contact, and the annulus body relative with active tongue free end is widened and perforate, perforate top peace
Equipped with drift angle, the first pin terminal passes through end cap, the first wire guide, the perforate of conductive reed, its top and conductive reed, drift angle
It is welded as a whole, the second pin terminal passes through end cap, the second wire guide, and its top is welded as a whole with pad；
Lower surface on the inside of shell is provided with a coign, tilting between coign and drift angle, conductive reed to have butterfly shaped dual metal sheet,
The butterfly shaped dual metal sheet surface being in contact with drift angle, conductive reed is covered with one layer of flexible insulating layer.
2. pin terminal formula exact constant temperature relay according to claim 1, it is characterised in that the bottom of active tongue is by propping up
Point is used as its strong point.
3. pin terminal formula exact constant temperature relay according to claim 1, it is characterised in that end cap is metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510897715.6A CN105355509B (en) | 2015-12-04 | 2015-12-04 | Pin terminal formula exact constant temperature relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510897715.6A CN105355509B (en) | 2015-12-04 | 2015-12-04 | Pin terminal formula exact constant temperature relay |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105355509A CN105355509A (en) | 2016-02-24 |
| CN105355509B true CN105355509B (en) | 2017-09-19 |
Family
ID=55331454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510897715.6A Active CN105355509B (en) | 2015-12-04 | 2015-12-04 | Pin terminal formula exact constant temperature relay |
Country Status (1)
| Country | Link |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4539545A (en) * | 1983-05-27 | 1985-09-03 | Microtherm Gmbh | Thermal switch |
| US5684447A (en) * | 1996-01-19 | 1997-11-04 | Cooper Industries, Inc. | Failsafe bimetallic reed having bimetal with fusible link for a circuit protector |
| CN200953318Y (en) * | 2006-10-12 | 2007-09-26 | 苏伟锋 | Time-delayed power-off resetting temperature protector |
| CN101162664A (en) * | 2007-10-19 | 2008-04-16 | 常州市恒立继电器厂 | Minisize temperature controller |
| CN101814397A (en) * | 2009-02-23 | 2010-08-25 | 金坛市和阳温控器厂 | Temperature controller with high reliability and long service life |
| CN103280376A (en) * | 2013-05-22 | 2013-09-04 | 苏州华旃航天电器有限公司 | Ultra-small sealing temperature controller |
| CN205159215U (en) * | 2015-12-04 | 2016-04-13 | 中国电子科技集团公司第四十研究所 | Accurate thermo -control valve of pin terminals formula |
-
2015
- 2015-12-04 CN CN201510897715.6A patent/CN105355509B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4539545A (en) * | 1983-05-27 | 1985-09-03 | Microtherm Gmbh | Thermal switch |
| US5684447A (en) * | 1996-01-19 | 1997-11-04 | Cooper Industries, Inc. | Failsafe bimetallic reed having bimetal with fusible link for a circuit protector |
| CN200953318Y (en) * | 2006-10-12 | 2007-09-26 | 苏伟锋 | Time-delayed power-off resetting temperature protector |
| CN101162664A (en) * | 2007-10-19 | 2008-04-16 | 常州市恒立继电器厂 | Minisize temperature controller |
| CN101814397A (en) * | 2009-02-23 | 2010-08-25 | 金坛市和阳温控器厂 | Temperature controller with high reliability and long service life |
| CN103280376A (en) * | 2013-05-22 | 2013-09-04 | 苏州华旃航天电器有限公司 | Ultra-small sealing temperature controller |
| CN205159215U (en) * | 2015-12-04 | 2016-04-13 | 中国电子科技集团公司第四十研究所 | Accurate thermo -control valve of pin terminals formula |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105355509A (en) | 2016-02-24 |
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