CN203616045U - Pressure transducer for pressure cooker and pressure cooker - Google Patents
Pressure transducer for pressure cooker and pressure cooker Download PDFInfo
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- CN203616045U CN203616045U CN201320604071.3U CN201320604071U CN203616045U CN 203616045 U CN203616045 U CN 203616045U CN 201320604071 U CN201320604071 U CN 201320604071U CN 203616045 U CN203616045 U CN 203616045U
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- pressure
- cooking appliance
- housing
- pressure transducer
- pressure cooking
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Abstract
The utility model discloses a pressure transducer for pressure cooker and pressure cooker. The pressure transducer comprises a housing, one end of which is provided with a cavity with an opening, and the other end of which is provided with an inlet channel communicated with the cavity; a sealing cover connected with one end of the housing to seal the opening; a positioning assembly arranged on a joint of the cavity and the inlet channel and sealingly connected with the housing, wherein the positioning assembly includes a detection channel communicated with the cavity and the inlet channel; and a pressure detection component arranged on the positioning assembly, and disconnecting the connection of the detection channel, with a pressure transducer chip of the pressure detection component being arranged in the detection channel. According to the pressure transducer for pressure cooker and pressure cooker of the utility model, the working range of the pressure transducer is wider, and the pressure cooker has higher precision of pressure detection.
Description
Technical field
The utility model relates to kitchen utensils technical field, in particular to a kind of pressure transducer for pressure cooking appliance and pressure cooking appliance.
Background technology
The pressure measurement of existing pressure cooking appliance is mainly by measuring after kettle temperature, then according to the corresponding relation of temperature and pressure, transforms gaging pressure, and the force value in the pot that such metering system is measured is inaccurate, and has certain hysteresis quality.And the operating ambient temperature of pressure cooking appliance is humid tropical condition, common pressure transducer can not use thereon.
Utility model content
The utility model is intended to solve at least to a certain extent one of above-mentioned technical matters of the prior art.For this reason, an object of the present utility model is to propose a kind of pressure transducer for pressure cooking appliance, this accurately pressure measurement of pressure transducer, and can adapt to the high temperature of pressure cooking appliance, the working environment of high humidity.Further, another object of the present utility model is to propose a kind of pressure cooking appliance with above-mentioned pressure transducer.
According to an aspect of the present utility model, a kind of pressure transducer for pressure cooking appliance is provided, comprising: housing, one end of described housing is configured with the cavity of opening, and the other end has the inlet channel being communicated with described cavity; Gland bonnet, described gland bonnet is connected with described one end of described housing, to seal described opening; Positioning component, described positioning component is located at described cavity and described inlet channel junction, and is connected with described housing seal, and described positioning component comprises the sense channel that is communicated with described cavity and described inlet channel; And pressure detecting assembly, described pressure detecting assembly is located on described positioning component, and cuts off described sense channel, and the pressure sensor chip of described pressure detecting assembly is located in described sense channel.
According to the pressure transducer for pressure cooking appliance of embodiment of the present utility model, only have pressure sensor chip to be located in sense channel, other parts of pressure detecting assembly are sealed in cavity, thus, can be by the pot nside pressure that cooking apparatus detected of pressure sensor chip, avoid again the other parts of pressure sensor assembly directly under the environment of high temperature, high humidity, to work, make the working range of pressure transducer wider, meanwhile, improved the pressure detection precision of pressure cooking appliance.
According to an embodiment of the present utility model, described pressure detecting assembly comprises: circuit board assemblies, and described circuit board is connected with one end of described pressure sensor chip, and the other end of described pressure sensor chip seals described sense channel.
According to an embodiment of the present utility model, pressure transducer further comprises: the first lip ring, described the first lip ring is located between described housing and described gland bonnet.
According to an embodiment of the present utility model, described housing is threaded with described gland bonnet.
According to an embodiment of the present utility model, described housing and described gland bonnet clamping.
According to an embodiment of the present utility model, the periphery of described gland bonnet is provided with multiple projections, and the end face of described one end of described housing is provided with the buckling groove mating with described projection.
According to an embodiment of the present utility model, further comprise the wire being connected with described circuit board assemblies, described wire, through described gland bonnet, is provided with seal at described wire through the position of described gland bonnet.
According to an embodiment of the present utility model, described positioning component comprises: support member, and described sense channel is to connect the first end of described support member and the through hole of the second end, the described first end of described support member is connected with described housing seal; Fixture, the second end of described fixture and described support member is tightly connected; The second lip ring, described the second lip ring is located between second end and described fixture of described support member, wherein said pressure sensor chip is located between described fixture and described support member, so that the test side of described pressure sensor chip is positioned at described sense channel.
According to an embodiment of the present utility model, the surface of described pressure sensor chip is provided with layer of silica gel.
According to an embodiment of the present utility model, between the bottom of described support member and described housing, be provided with the 3rd lip ring.
According to an embodiment of the present utility model, between the sidewall of described support member and described housing, be provided with the 3rd lip ring.
According to second aspect of the present utility model, a kind of pressure cooking appliance is provided, comprise above-mentioned pressure transducer.
According to the pressure cooking appliance of embodiment of the present utility model, its pressure transducer only has pressure sensor chip to be located at sense channel, other parts of pressure detecting assembly are sealed in cavity, thus, can be by the pot nside pressure that cooking apparatus detected of pressure sensor chip, avoid again the other parts of pressure sensor assembly directly under the environment of high temperature, high humidity, to work, make the working range of pressure transducer wider, meanwhile, improved the pressure detection precision of pressure cooking appliance.
According to an embodiment of the present utility model, described pressure cooking appliance is electric pressure cooking saucepan.
Accompanying drawing explanation
Fig. 1 is according to the perspective view of the pressure transducer for pressure cooking appliance of an embodiment of the present utility model;
Fig. 2 is according to the cross-sectional schematic of the pressure transducer for pressure cooking appliance of an embodiment of the present utility model;
Fig. 3 is according to the cross-sectional schematic of the pressure transducer for pressure cooking appliance of an embodiment of the present utility model;
Fig. 4 is according to the perspective view of the pressure transducer for pressure cooking appliance of another embodiment of the present utility model;
Fig. 5 is according to the cross-sectional schematic of the pressure transducer for pressure cooking appliance of another embodiment of the present utility model;
Fig. 6 is according to the cross-sectional schematic of the pressure transducer for pressure cooking appliance of another embodiment of the present utility model.
Reference numeral:
Embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of indications such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or integral; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, also can comprise that the first and second features are not directly contacts but by the other feature contact between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under Second Characteristic and tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
As shown in Fig. 1-6, according to the pressure transducer for pressure cooking appliance of embodiment of the present utility model, comprising: housing 10, gland bonnet 20 and pressure detecting assembly.
Particularly, one end of housing 10 is configured with the cavity 101 of opening, the other end has the inlet channel 102 being communicated with cavity 101, inlet channel 102 can with pressure cooking appliance pot body internal communication so that with by pressure detecting assembly, the pressure of pressure cooking appliance pot body (not shown) inside is detected.Gland bonnet 20 is connected with one end of housing 10, with sealed open, so that cavity 101 except being connected with inlet channel 102, is configured to a space for sealing relatively.
Positioning component is located at the junction of cavity 101 and inlet channel 102, and with the inwall of housing 10(housing) be tightly connected, positioning component can comprise the sense channel 330 that is communicated with cavity 101 and inlet channel 102.Pressure detecting assembly can be located on positioning component, and cut off sense channel 330,, after pressure detecting assembly is located on positioning component, can seal sense channel 330, to disconnect being communicated with of cavity 101 and inlet channel 102, and the pressure sensor chip 32 of pressure detecting assembly can be located in sense channel 330, to realize the pressure detection in pressure cooking appliance.
According to the pressure transducer for pressure cooking appliance of embodiment of the present utility model, only have pressure sensor chip 32 to be located in sense channel 330, other parts of pressure detecting assembly are sealed in cavity 101, thus, can be by the pot nside pressure that cooking apparatus detected of pressure sensor chip 32, avoid again the other parts of pressure sensor assembly directly under the environment of high temperature, high humidity, to work, make the working range of pressure transducer wider, meanwhile, improved the pressure detection precision of pressure cooking appliance.
As shown in Figure 1, according to an embodiment of the present utility model, pressure detecting assembly can comprise circuit board assemblies 31, and circuit board 31 can be connected with one end of pressure sensor chip 32, the other end sealing sense channel 330 of pressure sensor chip 32.Thus, can realize the partition to sense channel by pressure sensor chip 32, in detecting the pressure in sense channel 330 by pressure sensor chip 32, avoid pressure cooking appliance pot nside to be directly communicated with cavity 101.
As shown in Fig. 2-3, Fig. 5-6, according to an embodiment of the present utility model, may further include for the pressure transducer of pressure cooking appliance: the first lip ring 41, the first lip rings 41 can be located between housing 10 and gland bonnet 20.Thus, can realize the sealing between housing 10 and gland bonnet 20.
As shown in Fig. 2, Fig. 5, according to an embodiment of the present utility model, housing 10 can be threaded with gland bonnet 20.Thus, can facilitate being connected of housing 10 and gland bonnet 20.Be understandable that, housing 10 is not limited to this with the annexation of gland bonnet 20, for example, according to an embodiment of the present utility model, housing 10 can with gland bonnet 20 clampings, thus, can make the dismounting between housing 10 and gland bonnet 20 convenient.According to an embodiment of the present utility model, the periphery of gland bonnet 20 can be provided with multiple protruding 21, and the end face of one end of housing 10 is provided with and projection 21 buckling grooves that mate 11.As shown in Figure 4, gland bonnet 20 relatively housing 10 rotates, and when rotating to the position of buckling groove 11 clampings in projection 21, realizes being tightly connected between housing 10 and gland bonnet 20.
As shown in Fig. 2-3, Fig. 5-6, according to an embodiment of the present utility model, pressure transducer for pressure cooking appliance may further include the wire 311 being connected with circuit board assemblies 31, wire 311 can pass gland bonnet 20, is provided with seal 50 at wire 311 through the position of gland bonnet 20.Thus, can further improve the sealing effectiveness to pressure transducer.
As shown in Fig. 2-3, Fig. 5-6, according to an embodiment of the present utility model, positioning component can comprise: support member 331, fixture 332 and the second lip ring 42.
Particularly, sense channel 330 is for connecting the first end of support member 331 and the through hole of the second end, and the first end of support member 331 and housing 10 are tightly connected, so that support member 331 is fixed on housing 10.Fixture 332 can be tightly connected with the second end of support member 331.The second lip ring 42 is located between second end and fixture 332 of support member 331, and wherein pressure sensor chip 32 is located between fixture 332 and support member 331, so that the test side of pressure sensor chip 32 is positioned at sense channel 330.Thus, can be so that the setting of pressure sensor chip 32, and can guarantee that parts except the sensor chip 32 of pressure transducer are under good working environment.In order to improve the sealing of pressure transducer and to detect effect, according to an embodiment of the present utility model, the surface of pressure sensor chip 32 can be provided with layer of silica gel 60.
As shown in Fig. 3, Fig. 6, according to an embodiment of the present utility model, between the bottom of support member 331 and housing 10, be provided with the 3rd lip ring 43.Thus, can realize the sealing between support member 331 and housing 10.Be understandable that, the position of the 3rd lip ring 43 is not limited to this, for example, as shown in Fig. 2, Fig. 5, according to an embodiment of the present utility model, between the sidewall of support member 331 and housing 10, be provided with the 3rd lip ring 43, also can realize the sealing between housing 10 and support member 331.
According to the pressure cooking appliance of embodiment of the present utility model, comprise according to the pressure transducer of the utility model above-described embodiment.
According to the pressure cooking appliance of embodiment of the present utility model, in pressure transducer, only have pressure sensor chip 32 to be located in sense channel 330, other parts of pressure detecting assembly are sealed in cavity 101, thus, can be by the pot nside pressure that cooking apparatus detected of pressure sensor chip 32, avoid again the other parts of pressure sensor assembly directly under the environment of high temperature, high humidity, to work, make the working range of pressure transducer wider, meanwhile, improved the pressure detection precision of pressure cooking appliance.
According to an embodiment of the present utility model, pressure cooking appliance can be electric pressure cooking saucepan.Understandable pressure cooking appliance is not limited to electric pressure cooking saucepan, can be also other pressure cooking appliance.
In the description of this instructions, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.In addition, those skilled in the art can engage the different embodiment that describe in this instructions or example and combine.
Although illustrated and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment in scope of the present utility model, modification, replacement and modification.
Claims (13)
1. for a pressure transducer for pressure cooking appliance, it is characterized in that, comprising:
Housing, one end of described housing is configured with the cavity of opening, and the other end has the inlet channel being communicated with described cavity;
Gland bonnet, described gland bonnet is connected with described one end of described housing, to seal described opening;
Positioning component, described positioning component is located at described cavity and described inlet channel junction, and is connected with described housing seal, and described positioning component comprises the sense channel that is communicated with described cavity and described inlet channel; And
Pressure detecting assembly, described pressure detecting assembly is located on described positioning component, and cuts off described sense channel, and the pressure sensor chip of described pressure detecting assembly is located in described sense channel.
2. the pressure transducer for pressure cooking appliance according to claim 1, it is characterized in that, described pressure detecting assembly comprises: circuit board assemblies, and described circuit board is connected with one end of described pressure sensor chip, and the other end of described pressure sensor chip seals described sense channel.
3. the pressure transducer for pressure cooking appliance according to claim 1, is characterized in that, further comprises: the first lip ring, described the first lip ring is located between described housing and described gland bonnet.
4. the pressure transducer for pressure cooking appliance according to claim 1, is characterized in that, described housing is threaded with described gland bonnet.
5. the pressure transducer for pressure cooking appliance according to claim 1, is characterized in that, described housing and described gland bonnet clamping.
6. the pressure transducer for pressure cooking appliance according to claim 5, is characterized in that, the periphery of described gland bonnet is provided with multiple projections, and the end face of described one end of described housing is provided with the buckling groove mating with described projection.
7. the pressure transducer for pressure cooking appliance according to claim 2, it is characterized in that, further comprise the wire being connected with described circuit board assemblies, described wire, through described gland bonnet, is provided with seal at described wire through the position of described gland bonnet.
8. the pressure transducer for pressure cooking appliance according to claim 1, is characterized in that, described positioning component comprises:
Support member, described sense channel is to connect the first end of described support member and the through hole of the second end, the described first end of described support member is connected with described housing seal;
Fixture, the second end of described fixture and described support member is tightly connected;
The second lip ring, described the second lip ring is located between second end and described fixture of described support member, wherein
Described pressure sensor chip is located between described fixture and described support member, so that the test side of described pressure sensor chip is positioned at described sense channel.
9. the pressure transducer for pressure cooking appliance according to claim 8, is characterized in that, the surface of described pressure sensor chip is provided with layer of silica gel.
10. the pressure transducer for pressure cooking appliance according to claim 8, is characterized in that, is provided with the 3rd lip ring between the bottom of described support member and described housing.
11. pressure transducers for pressure cooking appliance according to claim 8, is characterized in that, are provided with the 3rd lip ring between the sidewall of described support member and described housing.
12. 1 kinds of pressure cooking appliances, is characterized in that, comprise according to the pressure transducer described in claim 1-11.
13. pressure cooking appliances according to claim 12, is characterized in that, described pressure cooking appliance is electric pressure cooking saucepan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320604071.3U CN203616045U (en) | 2013-09-27 | 2013-09-27 | Pressure transducer for pressure cooker and pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320604071.3U CN203616045U (en) | 2013-09-27 | 2013-09-27 | Pressure transducer for pressure cooker and pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203616045U true CN203616045U (en) | 2014-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320604071.3U Expired - Fee Related CN203616045U (en) | 2013-09-27 | 2013-09-27 | Pressure transducer for pressure cooker and pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203616045U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104515641A (en) * | 2013-09-27 | 2015-04-15 | 美的集团股份有限公司 | Pressure sensor for pressure cooking utensil, and pressure cooking utensil |
| CN106946213A (en) * | 2017-05-26 | 2017-07-14 | 芜湖恒铭电子科技有限公司 | A kind of pressure sensor and preparation method thereof |
-
2013
- 2013-09-27 CN CN201320604071.3U patent/CN203616045U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104515641A (en) * | 2013-09-27 | 2015-04-15 | 美的集团股份有限公司 | Pressure sensor for pressure cooking utensil, and pressure cooking utensil |
| CN104515641B (en) * | 2013-09-27 | 2019-07-02 | 美的集团股份有限公司 | Pressure sensor and pressure cooking appliance for pressure cooking appliance |
| CN106946213A (en) * | 2017-05-26 | 2017-07-14 | 芜湖恒铭电子科技有限公司 | A kind of pressure sensor and preparation method thereof |
| CN106946213B (en) * | 2017-05-26 | 2019-04-23 | 芜湖恒铭电子科技有限公司 | A kind of pressure sensor and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20200927 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |