CN209675197U

CN209675197U - A kind of inserted bar type temperature controller

Info

Publication number: CN209675197U
Application number: CN201920839634.4U
Authority: CN
Inventors: 刘平
Original assignee: Economic And Technological Development Zone Changzhou Absolute Sincerity Electrical Appliances Co Ltd
Current assignee: Economic And Technological Development Zone Changzhou Absolute Sincerity Electrical Appliances Co Ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2019-11-22
Anticipated expiration: 2029-06-04

Abstract

The utility model relates to temperature controller technical field more particularly to a kind of inserted bar type temperature controllers, comprising: pedestal, conductive component, switch pressing part and the temperature module；The temperature module includes copper pipe and alloy screw rod, and alloy screw rod is made of Lo-Ex, and copper pipe stretches with temperature change, and the free end of alloy screw rod is driven to move up and down；Conductive component is set on pedestal, including energy storage spring and electrical connector, and when energy storage spring is under pressure, conduction is connected to electrical connector；The section for switching pressing part is L-shaped, including support portion, interconnecting piece and pressure contact portion, and support portion and base contacts, interconnecting piece are connect with the free end of alloy screw rod, and under the action of alloy screw rod, pressure contact portion is mobile towards the direction close to or far from energy storage spring.The setting that pressing part is switched by L-type is amplified the displacement of the temperature module using lever principle, to improve the precision and sensitivity of temperature controller.

Description

A kind of inserted bar type temperature controller

Technical field

The utility model relates to temperature controller technical field more particularly to a kind of inserted bar type temperature controllers.

Background technique

Temperature controller, abbreviation temperature controller are called and do temperature detect switch (TDS), temperature protector etc., refer to according to working environment Temperature change generates certain special effects, is switched on or off heating element, reaches the temperature controlled and is maintained at set Within the scope of fixed temperature, to control the operation of equipment to reach ideal temperature and energy-saving effect, application range is very wide It is general, it is applied in numerous products such as household electrical appliances, motor, refrigeration or heating according to different types of temperature controller.

In the prior art, most-often used temperature controller is bimetal strip thermostat, and bimetal strip thermostat utilizes not jljl The different principle of body thermal expansion and contraction degree makes double gold plaque bendings since breathing degree is different under varying temperatures, touches To or leave contact or the switch of setting, so that the circuit of setting is started or stopped work, to reach temperature controlled purpose.So And since bending degree of the bimetal leaf in the case where limiting size is limited, and can not be too big by the setting of the size of bimetal leaf, therefore The temperature control of bimetal leaf is not accurate enough, reacts insensitive, and leading to user, response speed is slow when in use, and the waiting time is long, Poor user experience.

Presence in view of the above problems is carried out, the designer is based on being engaged in such product engineering application practice abundant for many years Experience and professional knowledge, and cooperate the utilization of scientific principle, actively it is subject to research and innovation, to found a kind of inserted bar type temperature controller, makes It has more practicability.

Utility model content

The technical problem to be solved by the utility model is to provide a kind of inserted bar type temperature controllers, improve the precision of temperature control.

In order to achieve the above object, the technical scheme adopted by the utility model is a kind of inserted bar type temperature controller, comprising: Pedestal, conductive component, switch pressing part and the temperature module；

The temperature module includes copper pipe and alloy screw rod, and the alloy screw rod is made of Lo-Ex, and wears Enter in the copper pipe, one end is fixed with the copper pipe bottom end, and the top that the other end protrudes from the copper pipe is move freely, the copper The top of pipe is fixed on the pedestal, as temperature change is stretched, is driven and is moved down on the free end of the alloy screw rod It is dynamic；

The conductive component is set on the pedestal, including energy storage spring and electrical connector, the energy storage spring When the pressure change being subject to, it is connected to conductive or disconnects with the electrical connector；

The section of the switch pressing part is L-shaped, including support portion, interconnecting piece and pressure contact portion, the support portion with it is described Base contacts, the interconnecting piece is connect with the free end of the alloy screw rod, under the action of the alloy screw rod, the crimping Portion is mobile towards the direction close to or far from the energy storage spring.

It preferably, further include adjusting nut, the top of the alloy screw rod is provided with screw thread, and the adjusting nut is fixed on The top of the alloy screw rod, for adjusting the distance between alloy screw rod and the interconnecting piece.

Preferably, the conductive component further includes the second connector and return unit, second connector one end with it is described Electrical connector connection, the other end are connect with heating element contact, and the return unit is arranged on the base, and can be upper and lower It is mobile, when the return unit up moves, contacted with second connector, and make the second connector and the heating element It disconnects.

Preferably, release link is provided on the return unit, the release link makes the second company for pressing the return unit Fitting is connected with the heating element.

It preferably, further include housing, the release link passes through the housing, and protrudes from the end face of the housing.

Preferably, the housing is connected by a snap with the pedestal.

It preferably, further include bimetal leaf, the bimetal leaf is fixed on the pedestal, is located under the return unit Side, when temperature is more than the default highest temperature, the bimetal leaf deforms, and the return unit is jacked up, so that the second connector It is disconnected with heating element.

The utility model has the following beneficial effects: the setting of pressing part is switched by L-type, using lever principle by the temperature module Displacement amplification, to improve the precision and sensitivity of temperature controller.By the way that return unit is arranged, temperature controller is substantially increased Security performance, can be by manually controlling the switch of temperature controller, the setting of bimetal leaf, can prevent temperature it is excessively high to it is artificial at Injury.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments recorded in the utility model, for those of ordinary skill in the art, is not making the creative labor Under the premise of, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the perspective view of inserted bar type temperature controller in the utility model embodiment；

Fig. 2 is the structural schematic diagram of the temperature module in the utility model embodiment；

Fig. 3 is the structural schematic diagram of conductive component in the utility model embodiment；

Fig. 4 is the structural schematic diagram of switch pressing gold in the utility model embodiment；

Fig. 5 is that the connection structure of adjusting nut and switch pressing gold and alloy screw rod is illustrated in the utility model embodiment Figure；

Fig. 6 is the mounting structure schematic diagram of return unit in the utility model embodiment；

Fig. 7 is the structural schematic diagram for the inserted bar type temperature controller that the utility model embodiment is mounted with housing.

Appended drawing reference: 1- pedestal, 2- conductive component, 3- switch pressing part, 4- the temperature module, 5- housing, 1- energy-stored spring Piece, 22- electrical connector, the second connector of 23-, 24- return unit, 25- bimetal leaf, 31- support portion, 32- interconnecting piece, 33- pressure Socket part, 41- copper pipe, 42- alloy screw rod, 43- adjusting nut, 241- release link.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

In the description of the present invention, it should be noted that belonging to "center", "upper", "lower", "left", "right", " erecting Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be orientation based on the figure or positional relationship, It is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must have Specific orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, such as may be a fixed connection, and may be a detachable connection or integral type Connection；It can be mechanical connection, be also possible to be electrically connected；Can be and be directly connected to, be also possible to by between intermediary in succession It connects, can be the connection inside two elements.For the ordinary skill in the art, can be understood with concrete condition above-mentioned The concrete meaning of term in the present invention.

Such as Fig. 1 ~ inserted bar type shown in Fig. 4 temperature controller, comprising: pedestal 1, conductive component 2, switch pressing part 3 and temperature-sensitive group Part 4；

Referring to figure 2., the temperature module 4 includes copper pipe 41 and alloy screw rod 42, and alloy screw rod 42 is Lo-Ex It is made, and penetrates in copper pipe 41, one end is fixed with 41 bottom end of copper pipe, and the top that the other end protrudes from copper pipe 41 is move freely, copper The top of pipe 41 is fixed on pedestal 1, as temperature change is stretched, the free end of alloy screw rod 42 is driven to move up and down； Here, alloy screw rod 42 is made of 4J36 Lo-Ex, and the coefficient of expansion is far smaller than copper pipe 41, therefore in temperature When raising, copper pipe 41 extends, and since copper pipe bottom end and alloy screw rod 42 are fixed together, will pull the alloy wire of the other end Bar 42 is mobile；Similarly it is found that when the temperature is low, copper pipe 41 retracts, it will drive alloy screw rod 42 and up move.

Referring to figure 3., conductive component 2 is set on pedestal 1, including energy storage spring 21 and electrical connector 22, energy storage bullet When the pressure change that reed 21 is subject to, it is connected to conductive or disconnects with the electrical connector 22；Here, 21 one end of energy storage spring with Terminals are fixed, and the other end is free end, and under pressure, the free end of energy storage spring 21, which can generate, to be moved up and down, from And conducting is contacted with electrical connector 22 or separates disconnection.

Referring to figure 4., the section for switching pressing part 3 is L-shaped, including support portion 31, interconnecting piece 32 and pressure contact portion 33, support Portion 31 is contacted with pedestal 1, and interconnecting piece 32 is connect with the free end of alloy screw rod 42, under the action of alloy screw rod 42, pressure contact portion 33 is mobile towards the direction close to or far from energy storage spring 21.Here, the setting for switching the L-type of pressing part 3, so that shorter by one Side and support portion 31 are contacted with pedestal 1, formed a lever shape, interconnecting piece 32 close to support portion 31 far from pressure contact portion 33, thus When alloy screw rod 42 moves up and down, pressure contact portion 33 scales up the distance that moves up and down of alloy screw rod 42, utilizes lever Principle, by the mobile amplification of alloy screw rod 42, so that the on-off of energy storage spring 21 is easier to control, to improve temperature controller Sensitivity, more improve the precision of temperature controller.

When specifically used, when the temperature increases, copper pipe 41 extends under the effect of expanding with heat and contract with cold, and generates alloy screw rod 42 Displacement, by switching the amplification of pressing part 3, when reaching set temperature, energy storage spring 21 and electrical connector 22 are disconnected, and make hot water Device stops heating；When water temperature drop, since copper pipe is shunk, alloy screw rod 42 reversely jacks up switch pressing part 3, so that storage Energy spring leaf 21 moves backward, and connects with electrical connector 22, and water heater works on, and achievees the purpose that temperature control.

As shown in figure 5, further including adjusting nut 43, the top setting of alloy screw rod 42 as the preferred of above-described embodiment Have screw thread, adjusting nut 43 is fixed on the top of alloy screw rod 42, for adjust between alloy screw rod 42 and interconnecting piece 32 away from From.It is to be herein pointed out alloy screw rod 42 can be directly anchored in switch pressing part 3, adjusting nut also can use 43 connect, and the screw thread on alloy screw rod 42 is engaged with adjusting nut 43, by changing adjusting nut 43 come promotion alloy screw rod 42 The distance between interconnecting piece 32, when distance tunes up, alloy screw rod 42, which needs to move longer distance, just be may be implemented to energy storage The control of spring leaf 21, therefore the sensitivity and lower water temperature response speed of adjustable temperature controller, substantially increase temperature controller Applicability, be also beneficial to realize that temperature adjustment operates in use.

Referring to figure 3. and Fig. 6, as the preferred of above-described embodiment, conductive component 2 further includes the second connector 23 and resets Part 24,23 one end of the second connector are connect with electrical connector 22, and the other end is connect with heating element contact, and the setting of return unit 24 exists It on pedestal 1, and can move up and down, when return unit 24 up moves, contacted with the second connector 23, and make the second connection Part 23 is disconnected with heating element.Here, return unit 24 is used to control the on-off of entire circuit, convenient for the control of temperature controller.

As the preferred of above-described embodiment, release link 241 is provided on return unit 24, release link 241 is for pressing reset The second connector 23 is connected with heating element in part 24.The setting of release link 241, can be when return unit 24 acts, using again Position bar 241 accelerates maintenance time easily by circuit communication.

It further include housing 5, release link 241 passes through housing 5, and protrudes from the end of housing 5 as the preferred of above-described embodiment Face.Release link 241 is set as protruding from outside housing 5 and is arranged, it may be convenient to be externally controlled the opening and closing of temperature controller, improve The security performance of temperature controller.

As the preferred of above-described embodiment, as shown in fig. 7, housing 5 is connected by a snap with pedestal 1.Here, in pedestal 1 On be provided with fastener, be provided with fastener on housing 5, the installation and removal that facilitate to housing 5 may be implemented, just in the two cooperation In maintenance.

As the preferred of above-described embodiment, as shown in fig. 6, further including bimetal leaf 25, bimetal leaf 25 is fixed on pedestal 1 On, it is located at 24 lower section of return unit, when temperature is more than the default highest temperature, bimetal leaf 25 deforms, return unit 24 is jacked up, with Disconnect the second connector 23 with heating element.Using the property of bimetal leaf 25, overtemperature prote is formed, is more than setting in temperature When temperature, 25 kick of bimetal leaf realizes power-off comprehensively, protects the safety of the person and property.

It should be understood by those skilled in the art that the present utility model is not limited to the above embodiments, above-described embodiment and Only illustrate the principles of the present invention described in specification, on the premise of not departing from the spirit and scope of the utility model, The utility model also has various changes and improvements, these changes and improvements both fall within the scope of the claimed invention It is interior.The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. a kind of inserted bar type temperature controller characterized by comprising pedestal (1), conductive component (2), switch pressing part (3) and sense Warm component (4)；

The temperature module (4) includes copper pipe (41) and alloy screw rod (42), and the alloy screw rod (42) is low-expansion coefficient conjunction Gold is made, and penetrates in the copper pipe (41), and one end is fixed with the copper pipe (41) bottom end, and the other end protrudes from the copper pipe (41) top is move freely, and the top of the copper pipe (41) is fixed on the pedestal (1), as temperature change is stretched Contracting, drives the free end of the alloy screw rod (42) to move up and down；

The conductive component (2) is set on the pedestal (1), including energy storage spring (21) and electrical connector (22), described When the pressure change that energy storage spring (21) is subject to, it is connected to conductive or disconnects with the electrical connector (22)；

The section of switch pressing part (3) is L-shaped, including support portion (31), interconnecting piece (32) and pressure contact portion (33), the branch Support part (31) is contacted with the pedestal (1), and the interconnecting piece (32) connect with the free end of the alloy screw rod (42), described Under the action of alloy screw rod (42), the pressure contact portion (33) is moved towards the direction close to or far from the energy storage spring (21) It is dynamic.

2. inserted bar type temperature controller according to claim 1, which is characterized in that further include adjusting nut (43), the alloy The top of screw rod (42) is provided with screw thread, and the adjusting nut (43) is fixed on the top of the alloy screw rod (42), for adjusting Save the distance between alloy screw rod (42) and the interconnecting piece (32).

3. inserted bar type temperature controller according to claim 2, which is characterized in that the conductive component (2) further includes the second company Fitting (23) and return unit (24), described second connector (23) one end are connect with the electrical connector (22), the other end with plus Thermal element connects, and the return unit (24) is arranged on the pedestal (1), and can move up and down, in the reset It when part (24) up moves, is contacted with second connector (23), and disconnects the second connector (23) and heating element and connect It connects.

4. inserted bar type temperature controller according to claim 3, which is characterized in that be provided with release link on the return unit (24) (241), the second connector (23) is connected with heating element for pressing the return unit (24) in the release link (241).

5. inserted bar type temperature controller according to claim 4, which is characterized in that further include housing (5), the release link (241) housing (5) are passed through, and protrudes from the end face of the housing (5).

6. inserted bar type temperature controller according to claim 5, which is characterized in that the housing (5) passes through with the pedestal (1) It snaps connection.

7. inserted bar type temperature controller according to claim 4, which is characterized in that it further include bimetal leaf (25), double gold Belong to piece (25) to be fixed on the pedestal (1), be located at below the return unit (24), when temperature is more than the default highest temperature, institute It states bimetal leaf (25) to deform, jacks up the return unit (24), so that the second connector (23) and heating element disconnect.