CN205352607U - Pressure sensor and cooling utensil - Google Patents

Pressure sensor and cooling utensil Download PDF

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Publication number
CN205352607U
CN205352607U CN201620021598.7U CN201620021598U CN205352607U CN 205352607 U CN205352607 U CN 205352607U CN 201620021598 U CN201620021598 U CN 201620021598U CN 205352607 U CN205352607 U CN 205352607U
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China
Prior art keywords
mounting groove
sensing module
pressure
terminals
circuit board
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CN201620021598.7U
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Chinese (zh)
Inventor
冯威潮
张建亮
陈逸凡
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Midea Group Co Ltd
Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
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Midea Group Co Ltd
Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
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Priority to CN201620021598.7U priority Critical patent/CN205352607U/en
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Abstract

The utility model provides a pressure sensor and cooling utensil, wherein, pressure sensor includes: shell, sensing module and sealing member, the one end of shell is equipped with along its length direction extension and the outside measuring air flue of intercommunication, and the other end of shell is equipped with the mounting groove, and the mounting groove is linked together with the measuring air flue, the sensing module is located the mounting groove, is equipped with the sealing member between the one end of sensing module and the diapire of mounting groove, and the open end interference fit of the other end and mounting groove is connected, the encapsulated layer encapsulates the sensing module in the mounting groove, the utility model provides a pressure sensor utilizes sensing module and mounting groove interference fit, then need not to add other mountings and comes extra fixed sensing module, and this makes the product more be suitable for batchization processing production and assembly line equipment to reduce product cost, and the utility model provides a cooking utensil is through setting up this pressure sensor to above -mentioned whole beneficial effect has.

Description

Pressure transducer and cooking apparatus
Technical field
This utility model relates to kitchen appliance field, in particular to a kind of pressure transducer and the cooking apparatus with this pressure transducer.
Background technology
Electronic pressure sensor progressively replaces traditional mechanical pressure sensors and temperature sensor because of features such as its certainty of measurement height, compact, becomes the selection main flow of current cooking apparatus product;, in the high humidity environment within cooking apparatus, electronic pressure sensor there is also some new technical problems in cooking apparatus field when using, such as the electric insulation sex chromosome mosaicism of electronic pressure sensor;In prior art, for guaranteeing the electric insulating quality at its electronic sensor position, all utilize the electronic mounting region of sealing member steam channel and sensor to completely cut off sensor, and adopt megohmite insulant to encapsulate this electronic mounting region to guarantee the circuit safety of product;On the packaging technology of this series products, when megohmite insulant is filled to region, electronic sensor position, the electronic sensor position in electronic mounting region need to be clamped by frock clamp, make it compress sealing member and flow into steam channel with the megohmite insulant avoiding being filled to electronic mounting region, hereafter megohmite insulant by the time is needed package assembly just can be made to enter follow-up assembling procedure after solidifying completely and being dismounted by frock clamp, this seriously reduces the packaging efficiency of product, thus causing that the cost of product increases sharply.
Utility model content
In order to solve above-mentioned technical problem at least one, a purpose of the present utility model be in that provide a kind of pressure transducer easy to assembly.
Another purpose of the present utility model is in that to provide a kind of cooking apparatus with above-mentioned pressure transducer.
For achieving the above object, the embodiment of this utility model first aspect provides a kind of pressure transducer, including: shell, one end of described shell is provided with the detection air flue extending and connecting outside along its length, the other end of described shell is provided with mounting groove, and described mounting groove is connected with described detection air flue;Sensing module, it is positioned at described mounting groove, it is provided with sealing member between one end and the diapire of described mounting groove of described sensing module, the other end of described sensing module is connected with the opening interference fit of described mounting groove, so that the diapire of described sensing module and described mounting groove can clamp described sealing member;Encapsulated layer, by described sensing module package in described mounting groove.
The pressure transducer that the embodiment of this utility model first aspect provides, sensing module is utilized to be connected with mounting groove interference fit, sensing module can be made effectively to be maintained at the state compressing sealing member, then additionally fix sensing module when fill encapsulates liquid without setting up other fixtures, which reducing the number of assembling steps of product, the assembling having saved product is consuming time;And liquid to be packaged can make package assembly enter the continuation assembling of follow-up assembling station in the design after being solidified to first valve state, which overcome and prior art needs wait until that encapsulation liquid just makes package assembly enter the problem that subsequent work stations assembles after being completely solidified into encapsulated layer and removing frock clamp, make product be more suitable for mass processing and streamline assembles, thus further increasing assembling product efficiency, reduce product cost, make the product more market competitiveness.
More specifically, the pressure transducer that this programme provides, in its assembling process, when sensing module is pressed in mounting groove by operator, sensing module compressible seal member makes it deform the gap filling between sensing module and the cell wall of mounting groove, after person's external force to be operated is removed, liquid is encapsulated to fill in mounting groove, it is completely solidified in this process of encapsulated layer to encapsulation liquid again, utilize the frictional force between sensing module and mounting groove cell wall that sensing module can be made to be maintained at current state to avoid sealing member resilience, so it is no need for relending and helps fixture additionally to fix sensing module, this makes the assembling process easy of product, and the encapsulated layer formed after encapsulation liquid solidification can play and sensing module be fixed and the effect of insulation-encapsulated, so may insure that the dependability of product.
In technique scheme, it is preferable that described encapsulated layer is epoxy resin layer.
It addition, the pressure transducer in above-described embodiment of this utility model offer can also have following additional technical feature:
In technique scheme, described sensing module includes connector assembly, circuit board and the sensing module arranged successively along the length direction of described shell, one end of described circuit board is connected with described connector assembly, the other end of described circuit board is connected with described sensing module, and described connector assembly is connected with the opening interference fit of described mounting groove.
The sensing module of the sensing module in this programme is for the pressure information in detection air flue, and the pressure information detected is passed to the circuit board being attached thereto, and this pressure information is generated corresponding pressure signal by circuit board, and this pressure signal is transferred to governor circuit by connector assembly;Further, the connector assembly position of a relatively high here with intensity in sensing module is connected with mounting groove interference fit, can ensure that the connection reliability of this interference fit junction on the one hand, so it is possible to prevent sealing member resilience to ensure the packaging effect of encapsulated layer, on the other hand, for the scheme of sensing module and mounting groove interference fit, it is possible to relatively reduce the stand under load on sensing module, so that it is guaranteed that the accuracy that air pressure is detected by sensing module.
In any of the above-described technical scheme, it is preferable that described connector assembly includes: wire;Binding post, is connected with described wire and described circuit board respectively, the opening interference fit of described binding post and described mounting groove.
In the program, arranging the wire connecting governor circuit to be connected with circuit board by binding post, can save the bonding wire operation of assembling product process with this, this assembling not only having saved product is consuming time, and also reduce the assembling difficulty of product, improve the packaging qualification rate of product;Additionally, the opening interference fit of binding post and mounting groove is set, specifically, this binding post can be made up of the material that rigidity is higher, this can improve the connection reliability of connector assembly and mounting groove interference fit junction further, is so possible to prevent sealing member resilience to ensure the packaging effect of encapsulated layer.
In any of the above-described technical scheme, it is preferable that described binding post includes: the first terminals, it is positioned on described circuit board, and is connected with described circuit board;Second terminals, are connected to one end of described wire, the opening interference fit of described second terminals and described mounting groove, and described second terminals and described first terminals grafting.
In the program, the opening interference fit of the second terminals and mounting groove is set, guarantee that the second terminals are relatively fixed in mounting groove, additionally, the second terminals and the first terminals are made to be connected by inserting mode, it is close to the second terminals that the resilience force of so available sealing member orders about the first terminals, so that forming the connected structure of self-tightening type between the second terminals and the first terminals, thus the reliability of electrical connection improved between the second terminals and the first terminals.
In any of the above-described technical scheme, it is preferable that be formed with positioning step in described mounting groove, on described second terminals near end face and the described positioning step of described first terminals against.
In the structure of this programme, circuit board is fixed with sensing module, and the first terminals are fixed on circuit board, to form the first sensing module;By fixing to wire and the second terminals to form the second sensing module;In the assembling procedure of product, first, successively sealing member and the first sensing module are loaded in mounting groove, secondly, assembler presses the second terminals so that the second sensing module snaps fitted in mounting groove, and complete the second terminals and the grafting of the first terminals in this process, additionally, assembler presses the active force of the second terminals and passes sequentially through the second sensing module and the first sensing module, ultimately form the action effect of compressive seal, so improve the sealing function of sealing member, and then improve product waterproof effect;In addition, this programme arranges positioning step in mounting groove, with when the second sensing module is installed in mounting groove and is put in place, utilize the second terminals of positioning step and the second sensing module against positioning, assembling force so can be avoided to spend and to cause that greatly sealing member is occurred by the situation of conquassation, the assembly precision of product can be improved, thus improving the quality of product with this.
In an embodiment of the present utility model, it is preferable that described sensing module includes the confined space being formed therein and being closed by elastica, the pressure chip being fixed in described confined space and the gas being filled in described confined space;Wherein, described pressure chip electrically connects with described circuit board, and the pressure information that described pressure chip for acting on the steam in described elastica according to the gas pressure collection in described confined space.
Specifically, arranging of elastica can avoid the pressure chip in confined space to contact with external steam, ensures the dependability of product with this;And the pressure of external steam is when acting on elastica, correspondingly elastic deformation can be there is under that force in elastica, this makes the volume of confined space change, thus causing that the air pressure in confined space changes, and it is positioned at the pressure chip pneumatic parameter by detection confined space of confined space, such as air pressure size parameter, air pressure change amount parameter etc., to obtain the pressure information of the external steam acted in elastica and to pass it to circuit board, thus realizing the detection to pressure and transmission.
In an embodiment of the present utility model, it is preferable that described sensing module includes: module shell, is connected with described circuit board, in described module shell, it is formed with the accommodation space of one end open;Pressure chip, is fixed in described accommodation space, and electrically connects with described circuit board;Elastomer, is filled in described accommodation space;Wherein, the steam in described detection air flue is by described opening and described elastomer contact, and the pressure of steam is transmitted on described pressure chip by described elastomer, makes described pressure chip gather the pressure information of steam.
In such scheme, it is preferable that described elastomer is layer of silica gel.
In such scheme, preferably, pressure chip includes MEMS (MicroElectroMechanicalSystem) pressure chip, specifically, elastomer can play the effect to MEMS pressure chip insulation-encapsulated and conducting pressure, wherein, steam pressure in detection air flue passes through elastomer by pressure conduction to MEMS pressure chip, and MEMS pressure chip reflects the pressure size of detection by self stand under load deflection and passes it to circuit board, thus realizing the detection to pressure and transmission.
In any of the above-described technical scheme, it is preferable that described sensing module is stepped, and include detecting means, support portion and the cascaded surface between described detecting means and described support portion;Described detecting means stretches in described detection air flue, and described support zone is in described mounting groove, and described sealing member is between the cascaded surface and the diapire of described mounting groove of described sensing module.
This programme is by this design, and on the one hand detecting means stretches in detection air flue, and and between detection air flue, there is gap, this gap adds the steam in detection air flue and enters the obstruction of mounting groove, thus the dependability being effectively ensured in mounting groove electronic unit;On the other hand, sealing member is made to be supported between the diapire of the cascaded surface of sensing module and the mounting groove of shell, this can ensure the electric insulating quality between sensing module and shell, with this under guaranteeing the premise that product uses safety, the ground structure of decapsidate can be economized, thus simplifying the composition of product further, reduce the cost of product.
In above-mentioned technology either a program, it is preferable that described shell is aluminum hull.
The embodiment of this utility model second aspect provides a kind of cooking apparatus, including: cooking apparatus body, there is cooking cavity;With the pressure transducer described in any of the above-described embodiment, be arranged on described cooking apparatus body, and the detection air flue of described pressure transducer connect with described cooking cavity.
The cooking apparatus that the embodiment of this utility model second aspect provides, by arranging the pressure transducer described in any of the above-described embodiment, thus having whole beneficial effects that described pressure transducer has, does not repeat them here.
Additional aspect of the present utility model and advantage will become apparent upon in description below part, or recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage are from conjunction with will be apparent from easy to understand the accompanying drawings below description to embodiment, wherein:
Fig. 1 is the structural representation under one visual angle of pressure transducer described in one embodiment of this utility model;
Fig. 2 be A-A shown in Fig. 1 to sectional structure schematic diagram;
Fig. 3 is the structural representation under another visual angle of pressure transducer shown in Fig. 1;
Fig. 4 be B-B shown in Fig. 3 to sectional structure schematic diagram;
Fig. 5 is the plan structure schematic diagram of pressure transducer shown in Fig. 1;
Fig. 6 is the sectional structure schematic diagram of pressure transducer described in another embodiment of this utility model.
Wherein, the corresponding relation between accompanying drawing labelling and the component names in Fig. 1 to Fig. 6 is:
100 pressure transducers, 10 shells, 11 mounting grooves, 111 positioning steps, 12 air inlets, 13 detection air flues, 21 binding posts, 211 first terminals, 212 second terminals, 22 sensing modules, 221 pressure chips, 222 elasticas, 223 elastomers, 224 module shells, 225 confined spaces, 23 circuit boards, 24 wires, 30 sealing members.
Detailed description of the invention
In order to be more clearly understood that above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, this utility model is further described in detail.It should be noted that when not conflicting, embodiments herein and the feature in embodiment can be mutually combined.
Elaborate a lot of detail in the following description so that fully understanding this utility model; but; this utility model can also adopt other to be different from other modes described here to implement, and therefore, protection domain of the present utility model is by the restriction of following public specific embodiment.
Referring to Fig. 1 to Fig. 6, pressure transducer according to some embodiments of this utility model is described.
As shown in Figures 1 to 6, the pressure transducer 100 that the embodiment of this utility model first aspect provides, including: shell 10, sensing module and sealing member 30.
Specifically, one end of shell 10 is provided with the detection air flue 13 extending and connecting outside along its length, and the other end of shell 10 is provided with mounting groove 11, and mounting groove 11 is connected with detection air flue 13;Sensing module is positioned at mounting groove 11, it is provided with sealing member 30 between one end and the diapire of mounting groove 11 of sensing module, the other end of sensing module is connected with the opening interference fit of mounting groove 11, so that the diapire of sensing module and mounting groove 11 can clamp seals 30;Encapsulated layer by sensing module package in mounting groove 11.
Further, as shown in Figure 1 to Figure 4 with shown in Fig. 6, shell 10 is provided with air inlet 12, and detection air flue 13 is connected with external environment condition by this air inlet 12;Further, this air inlet 12 is located on the sidewall of shell 10.
The pressure transducer 100 that the embodiment of this utility model first aspect provides, sensing module is utilized to be connected with mounting groove 11 interference fit, sensing module can be made effectively to be maintained at the state compressing sealing member 30, then additionally fix sensing module when fill encapsulates liquid without setting up other fixtures, which reducing the number of assembling steps of product, the assembling having saved product is consuming time;And liquid to be packaged can make package assembly enter the continuation assembling of follow-up assembling station in the design after being solidified to first valve state, which overcome and prior art needs wait until that encapsulation liquid just makes package assembly enter the problem that subsequent work stations assembles after being completely solidified into encapsulated layer and removing frock clamp, make product be more suitable for mass processing and streamline assembles, thus further increasing assembling product efficiency, reduce product cost, make the product more market competitiveness.
More specifically, the pressure transducer 100 that this programme provides, in its assembling process, when sensing module is pressed in mounting groove by operator, sensing module compressible seal member 30 makes it deform the gap filling between the cell wall of sensing module and mounting groove 11, after person's external force to be operated is removed, liquid is encapsulated to fill in mounting groove 11, it is completely solidified in this process of encapsulated layer to encapsulation liquid again, utilize the frictional force between sensing module and mounting groove 11 cell wall that sensing module can be made to be maintained at current state, to avoid sealing member resilience, so it is no need for relending and helps fixture additionally to fix sensing module, make the assembling process easy of product, and the encapsulated layer formed after encapsulation liquid solidification can play and sensing module be fixed and the effect of insulation-encapsulated, so may insure that the dependability of product.
In technique scheme, it is preferable that described encapsulated layer is epoxy resin layer.
In an embodiment of the present utility model, as shown in Fig. 2, Fig. 4 and Fig. 6, sensing module includes connector assembly, circuit board 23 and the sensing module 22 arranged successively along the length direction of shell, one end of circuit board 23 is connected with connector assembly, the other end of circuit board 23 is connected with sensing module 22, and connector assembly is connected with the opening interference fit of mounting groove 11.
In this embodiment, the sensing module 22 of sensing module is for the pressure information in detection air flue 13, and the pressure information detected is passed to the circuit board 23 being attached thereto, and this pressure information is generated corresponding pressure signal by circuit board 23, and this pressure signal is transferred to governor circuit by connector assembly;Further, the connector assembly position of a relatively high here with intensity in sensing module is connected with mounting groove 11 interference fit, can ensure that the connection reliability of this interference fit junction on the one hand, so it is possible to prevent sealing member 30 resilience to remain potted the packaging effect of layer, on the other hand, for the scheme of sensing module 22 and mounting groove 11 interference fit, it is possible to relatively reduce the stand under load on sensing module 22, so that it is guaranteed that the accuracy that air pressure is detected by sensing module 22.
Further, as shown in Fig. 2, Fig. 4 and Fig. 6, connector assembly includes wire 24 and binding post 21, and specifically, binding post 21 is connected with wire 24 and circuit board 23 respectively, and the opening interference fit of binding post 21 and mounting groove 11.
In this embodiment, arranging the wire 24 connecting governor circuit to be connected with circuit board 23 by binding post 21, can save the bonding wire operation of assembling product process with this, this assembling not only having saved product is consuming time, and also reduce the assembling difficulty of product, improve the packaging qualification rate of product;Additionally, the opening interference fit of binding post 21 and mounting groove 11 is set, specifically, this binding post 21 can be made up of the material that rigidity is higher, this can improve the connection reliability of connector assembly and mounting groove 11 interference fit junction further, is so possible to prevent sealing member 30 resilience to ensure the packaging effect of encapsulated layer.
Preferably, as shown in Fig. 2, Fig. 4 and Fig. 6, binding post includes: the first terminals 211 and the second terminals 212.
Specifically, the first terminals 211 are positioned on circuit board 23, and are connected with circuit board 23;Second terminals 212 are connected to one end of wire 24, the opening interference fit of the second terminals 212 and mounting groove 11, and the second terminals 212 and the first terminals 211 grafting.
In this embodiment, the opening interference fit of the second terminals 212 and mounting groove 11 is set, guarantee that the second terminals 212 are relatively fixed in mounting groove 11, additionally, the second terminals 212 and the first terminals 211 are made to be connected by inserting mode, it is close to the second terminals 212 that the resilience force of so available sealing member 30 orders about the first terminals 211, so that forming the connected structure of self-tightening type between the second terminals 212 and the first terminals 211, thus the reliability of electrical connection improved between the second terminals 212 and the first terminals 211.
Preferably, as it is shown in figure 5, the second terminals 212 are substantially square, the circular in cross-section of mounting groove 11, second binding post 212 is installed in mounting groove 11, and is formed with the fluid passage for pouring in liquid epoxy resin between the second terminals 212 and the sidewall of mounting groove 11.
Further, as shown in Fig. 2, Fig. 4 and Fig. 6, in mounting groove 11, be formed with positioning step 111, on the second terminals 212 near end face and the positioning step 111 of the first terminals 211 against.
In this embodiment, from structure, circuit board 23 is fixed with sensing module 22, and the first terminals 211 are fixed on circuit board 23, to form the first sensing module;By fixing to form the second sensing module to wire 24 and the second terminals 212;From the assembling procedure of product, first, successively sealing member 30 and the first sensing module are loaded in mounting groove, secondly, assembler presses the second terminals 212 so that the second sensing module snaps fitted in mounting groove 11, and complete the grafting of the second terminals 212 and the first terminals 211 in this process, additionally, assembler presses the active force of the second terminals 212 and passes sequentially through the second sensing module and the first sensing module, ultimately form the action effect of compressive seal 30, so improve the sealing function of sealing member 30, and then improve product waterproof effect;In addition, this programme arranges positioning step 111 in mounting groove 11, with when the second sensing module is installed in mounting groove 11 and is put in place, utilize the second terminals 212 of positioning step 111 and the second sensing module against positioning, assembling force so can be avoided to spend and to cause that greatly sealing member 30 is occurred by the situation of conquassation, the assembly precision of product can be improved, thus improving the quality of product with this.
As shown in Figure 2 and Figure 4, in an embodiment of the present utility model, preferably, sensing module 22 includes the confined space 225 being formed therein and being closed by elastica 222, the pressure chip 221 being fixed in confined space 225 and the gas being filled in confined space 225;Wherein, pressure chip 221 electrically connects with circuit board 23, and pressure chip 221 for acting on the pressure information of the steam in elastica 222 according to the gas pressure collection in confined space 225.
Specifically, arranging of elastica 222 can avoid the pressure chip 221 in confined space 225 to contact with external steam, ensures the dependability of product with this;And the pressure of external steam is when acting on elastica 222, correspondingly elastic deformation can be there is under that force in elastica 222, this makes the volume of confined space 225 change, thus causing that the air pressure in confined space 225 changes, and it is positioned at the pressure chip 221 pneumatic parameter by detection confined space 225 of confined space 225, such as air pressure size parameter, air pressure change amount parameter etc., to obtain the pressure information of the external steam acted in elastica 222 and to pass it to circuit board 23, thus realizing the detection to pressure and transmission.
As shown in Figure 6, in another embodiment of the present utility model, it is preferable that sensing module 22 includes: module shell 224, pressure chip 221 and elastomer 223.
Specifically, module shell 224 is connected with circuit board 23, is formed with the accommodation space of one end open in module shell 224;Pressure chip 221 is fixed in accommodation space, and electrically connects with circuit board 23;Elastomer 223 is filled in accommodation space;Wherein, steam in detection air flue 13 contacts with elastomer 223 by holding the opening in space, elastomer can play the effect to pressure chip 221 insulation-encapsulated and conducting pressure, the pressure of steam is transmitted on pressure chip 221 by elastomer 223, makes pressure chip 221 gather the pressure information of steam.
In such scheme, it is preferable that elastomer is layer of silica gel.
In any of the above-described embodiment, preferably, pressure chip includes MEMS (MicroElectroMechanicalSystem) pressure chip, specifically, steam pressure in detection air flue 13 is by the elastomer 223 held in space or passes through the gas in confined space 225, transfer the pressure on MEMS pressure chip, and MEMS pressure chip reflects the pressure size of detection by self stand under load deflection and passes it to circuit board 23, thus realizing the detection to pressure and transmission.
Further, as shown in Fig. 2, Fig. 4 and Fig. 6, sensing module 22 is stepped, and includes detecting means, support portion and the cascaded surface between detecting means and support portion;Detecting means stretches in detection air flue 13, and support zone is in mounting groove 11, and sealing member 30 is between cascaded surface and the diapire of mounting groove 11 of sensing module 22.
In this embodiment, this programme stretches in detection air flue by this design detecting means on the one hand, and and detection air flue 13 between there is gap, this gap adds the steam in detection air flue 13 and enters the obstruction of mounting groove 11, thus being effectively ensured in mounting groove 11 dependability of electronic unit;On the other hand, sealing member 30 is made to be supported between the diapire of the cascaded surface of sensing module 22 and the mounting groove 11 of shell 10, this can ensure the electric insulating quality between sensing module 22 and shell 10, with this under guaranteeing the premise that product uses safety, the ground structure of decapsidate 10 can be economized, thus simplifying the composition of product further, reduce the cost of product.
In above-mentioned technology either a program, it is preferable that shell 10 is aluminum hull.
The embodiment of this utility model second aspect provides a kind of cooking apparatus, including: the pressure transducer 100 described in cooking apparatus body (not shown) and any of the above-described embodiment.
Specifically, cooking apparatus body has cooking cavity;Pressure transducer 100 is arranged on cooking apparatus body, and the detection air flue 13 of pressure transducer 100 connects with cooking cavity.
Alternatively, cooking apparatus can be the culinary cuisine utensil such as electric pressure cooking saucepan, electric cooker.
The cooking apparatus that the embodiment of this utility model second aspect provides, by arranging the pressure transducer 100 described in any of the above-described embodiment, thus having whole beneficial effects that described pressure transducer 100 has, does not repeat them here.
In sum, the pressure transducer that this utility model provides, sensing module is utilized to be connected with mounting groove interference fit, sensing module can be made effectively to be maintained at the state compressing sealing member, then additionally fix sensing module when fill encapsulates liquid without setting up other fixtures, which reducing the number of assembling steps of product, the assembling having saved product is consuming time;And liquid to be packaged can make package assembly enter the continuation assembling of follow-up assembling station in the design after being solidified to first valve state, which overcome and prior art needs wait until that encapsulation liquid just makes package assembly enter the problem that subsequent work stations assembles after being completely solidified into encapsulated layer and removing frock clamp, make product be more suitable for mass processing and streamline assembles, thus further increasing assembling product efficiency, reduce product cost, make the product more market competitiveness;And the cooking apparatus that this utility model provides, by arranging this pressure transducer, thus having all of the above beneficial effect, do not repeat them here.
In this utility model, the term such as term " installation ", " being connected ", " connection ", " fixing " all should be interpreted broadly, for instance, " connection " can be fixing connection, it is also possible to is removably connect, or connects integratedly;" being connected " can be joined directly together, it is also possible to be indirectly connected to by intermediary.For the ordinary skill in the art, it is possible to understand above-mentioned term concrete meaning in this utility model as the case may be.
In the description of this specification, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment of the present utility model or example.In this manual, the schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiments or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.

Claims (10)

1. a pressure transducer, it is characterised in that including:
Shell, one end of described shell is provided with the detection air flue extending and connecting outside along its length, and the other end of described shell is provided with mounting groove, and described mounting groove is connected with described detection air flue;
Sensing module, it is positioned at described mounting groove, it is provided with sealing member between one end and the diapire of described mounting groove of described sensing module, the other end of described sensing module is connected with the opening interference fit of described mounting groove, so that the diapire of described sensing module and described mounting groove can clamp described sealing member;
Encapsulated layer, by described sensing module package in described mounting groove.
2. pressure transducer according to claim 1, it is characterised in that
Described sensing module includes connector assembly, circuit board and the sensing module arranged successively along the length direction of described shell, one end of described circuit board is connected with described connector assembly, the other end of described circuit board is connected with described sensing module, and described connector assembly is connected with the opening interference fit of described mounting groove.
3. pressure transducer according to claim 2, it is characterised in that described connector assembly includes:
Wire;
Binding post, is connected with described wire and described circuit board respectively, the opening interference fit of described binding post and described mounting groove.
4. pressure transducer according to claim 3, it is characterised in that described binding post includes:
First terminals, are positioned on described circuit board, and are connected with described circuit board;
Second terminals, are connected to one end of described wire, the opening interference fit of described second terminals and described mounting groove, and described second terminals and described first terminals grafting.
5. pressure transducer according to claim 4, it is characterised in that
Be formed with positioning step in described mounting groove, on described second terminals near end face and the described positioning step of described first terminals against.
6. the pressure transducer according to any one of claim 2 to 5, it is characterised in that
Described sensing module includes the confined space being formed therein and being closed by elastica, the pressure chip being fixed in described confined space and the gas being filled in described confined space;
Wherein, described pressure chip electrically connects with described circuit board, and described pressure chip is for according to the gas pressure in described confined space, gathering the pressure information of the steam acted in described elastica.
7. the pressure transducer according to any one of claim 2 to 5, it is characterised in that described sensing module includes:
Module shell, is connected with described circuit board, is formed with the accommodation space of one end open in described module shell;
Pressure chip, is fixed in described accommodation space, and electrically connects with described circuit board;
Elastomer, is filled in described accommodation space;
Wherein, the steam in described detection air flue is by described opening and described elastomer contact, and the pressure of steam is transmitted on described pressure chip by described elastomer, makes described pressure chip gather the pressure information of steam.
8. the pressure transducer according to any one of claim 2 to 5, it is characterised in that
Described sensing module is stepped, and includes detecting means, support portion and the cascaded surface between described detecting means and described support portion;Described detecting means stretches in described detection air flue, and described support zone is in described mounting groove, and described sealing member is between the cascaded surface and the diapire of described mounting groove of described sensing module.
9. pressure transducer according to any one of claim 1 to 5, it is characterised in that
Described shell is aluminum hull.
10. a cooking apparatus, it is characterised in that including:
Cooking apparatus body, has cooking cavity;With
Pressure transducer as claimed in any one of claims 1-9 wherein, is arranged on described cooking apparatus body, and the detection air flue of described pressure transducer connects with described cooking cavity.
CN201620021598.7U 2016-01-08 2016-01-08 Pressure sensor and cooling utensil Active CN205352607U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109996475A (en) * 2017-01-27 2019-07-09 松下知识产权经营株式会社 Pressure type cooking device and pressure sensor unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109996475A (en) * 2017-01-27 2019-07-09 松下知识产权经营株式会社 Pressure type cooking device and pressure sensor unit

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