CN204351592U - Ground structure and cooker - Google Patents
Ground structure and cooker Download PDFInfo
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- CN204351592U CN204351592U CN201520016113.0U CN201520016113U CN204351592U CN 204351592 U CN204351592 U CN 204351592U CN 201520016113 U CN201520016113 U CN 201520016113U CN 204351592 U CN204351592 U CN 204351592U
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- threaded connector
- outer pot
- screw
- ground structure
- screwed hole
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Abstract
The utility model provides a kind of ground structure and a kind of cooker, and described cooker comprises outer pot and electric hot tray, and the bottom of described outer pot is provided with through hole; Described electric hot tray is fixed on the inner side of the bottom of described outer pot, and the bottom of described electric hot tray is provided with screwed hole; Described ground structure comprises: threaded connector, and described threaded connector is connected with the described screwed hole of the bottom of described electric hot tray through the described through hole of bottom of described outer pot; Earth connection, described earth connection is connected on described threaded connector.By this technical scheme, earth connection is connected directly between on threaded connector, eliminates special earthing screw, decrease the installation procedure of earthing screw, improve the efficiency of assembling of cooker, improve the productivity ratio of cooker.
Description
Technical field
The utility model relates to household appliance technical field, more specifically, relates to a kind of ground structure and a kind of cooker.
Background technology
Existing cooker class as electric cooker, pressure cooker, saucepan, decoct the kitchen appliances such as roasting machine, for ensuring personal safety, its outer pot is ground connection.Usually, all in outer pot upper punch hole, special nut is fixed by screws on outer pot, finally by nut, earth connection is fixed on outer pot again, reach ground connection object, this kind of earthing mode needs rigging screw and nut on outer pot separately, is unfavorable for improving the assembling speed of assembling product personnel and the production efficiency of product.
Therefore, propose a kind of installation procedure that can reduce earthing screw, the scheme improving the productivity ratio of cooker just seems very necessary.
Utility model content
The utility model is intended at least to solve one of technical problem existed in prior art.
For this reason, an object of the present utility model is, provides a kind of ground structure.
Another object of the present utility model is, provides a kind of cooker.
For achieving the above object, provide a kind of ground structure according to the utility model first aspect embodiment, for cooker, described cooker comprises outer pot and electric hot tray, and the bottom of described outer pot is provided with through hole; Described electric hot tray is fixed on the inner side of the bottom of described outer pot, and the bottom of described electric hot tray is provided with screwed hole; Described ground structure comprises: threaded connector, and described threaded connector is connected with the described screwed hole of the bottom of described electric hot tray through the described through hole of bottom of described outer pot; Earth connection, described earth connection is connected on described threaded connector.
According to the ground structure that the utility model provides, be connected with the screwed hole of the bottom of electric hot tray after the through hole of threaded connector through the bottom of outer pot, earth connection is connected on threaded connector, the threaded connector being used in fixing outer pot and electric hot tray serves the effect of earthing screw, need not punch on outer pot specially and prepare special earthing screw, thus reduced or remitted the operation of installing earthing screw, decrease the workload of assembler, and then improve the productivity ratio of cooker.
In addition, the ground structure provided according to the utility model above-described embodiment also has following additional technical feature:
According to an embodiment of the present utility model, described earth connection is connected with wiring packing ring, described wiring gasket sleeve is on described threaded connector, the surface of described wiring packing ring is provided with the sawtooth of protrusion, the tip of described sawtooth is just to the bottom of described outer pot, and the tip of described sawtooth is for scratching the insulating oxide of described outer pot.
According to the ground structure that the utility model provides, the surface of wiring packing ring is provided with the sawtooth of protrusion, and the tip of sawtooth is just to the bottom of outer pot, for scratching the insulating oxide of outer pot, ensure the reliability on the ground that outer pot connects, avoid that outer pot exists local potential, electric shock is caused to user.Ensure that the reliability of ground structure of the present utility model and the security of cooker.
According to an embodiment of the present utility model, the bottom of described electric hot tray is provided with screw hole column, the end of described screw hole column is provided with described screwed hole, the inner side of described outer pot bottom is provided with detent, described screw hole column coordinates with described detent, for carrying out pre-aligned to described electric hot tray and described outer pot, in described detent, be provided with described through hole.
According to an embodiment of the present utility model, described screw hole column is multiple, described detent is multiple, and the corresponding described detent of each described screw hole column, described threaded connector is connected with the described screwed hole described screw hole column from the outside of described detent through described through hole.
According to an embodiment of the present utility model, described detent is asymmetric distribution in the bottom of described outer pot.
According to the ground structure of embodiment of the present utility model, multiple screw hole column is provided with bottom electric hot tray, screw hole column is provided with screwed hole, the inner side of the bottom of outer pot is provided with multiple detent, multiple screw hole column coordinates with multiple detent, through hole is provided with in each detent, can multiple groove and multiple screw hole column assembler can be helped to carry out pre-aligned to electric hot tray and outer pot, make assembling product personnel easily on electric hot tray and outer pot, be screwed into threaded connector, electric hot tray is fixed on outer pot.And multiple detent is asymmetric distribution in the bottom of outer pot, makes between electric hot tray and outer pot, to only have a kind of fixed position, the uniformity of the assembly parts of all cookers can be kept.Above measure can help assembling product personnel rapidly electric hot tray and outer pot to be carried out pre-determined bit, reduce the installation time of assembling product personnel, improve the uniformity of structure of the finished product of cooker, and then improve the production efficiency of cooker, ensure that the product quality of cooker.
According to an embodiment of the present utility model, the externally threaded root of described threaded connector is provided with the first screw inclined plane, the angle of the axis of described first screw inclined plane and described threaded connector is 25 degree ~ 45 degree, and the incline direction of described first screw inclined plane is towards the end of described threaded connector.
According to the ground structure of embodiment of the present utility model, the externally threaded root of threaded connector is provided with the first screw inclined plane.The angle of the axis of the first screw inclined plane and screwed hole is 25 degree ~ 45 degree, the incline direction of the first screw inclined plane is towards the end of threaded connector, the top contact of the internal thread in the first screw inclined plane and screwed hole, internal threads produces the component towards screwed hole opening, first screw inclined plane of threaded connector obtains the component towards the end of threaded connector, threaded connector is made to have stopping function, be not easy to loosen and drop, ensure that the reliability of ground structure and the security of cooker.
According to an embodiment of the present utility model, the root of the internal thread of described screwed hole is provided with the second screw inclined plane, the angle of the axis of described second screw inclined plane and described screwed hole is 25 degree ~ 45 degree, and the incline direction of described second screw inclined plane is towards the cecum of described screwed hole.
According to the ground structure of embodiment of the present utility model, according to the ground structure of embodiment of the present utility model, the root of the internal thread of screwed hole is provided with the second screw inclined plane.The angle of the axis of the second screw inclined plane and screwed hole is 25 degree ~ 45 degree, the incline direction of the second screw inclined plane is towards the cecum of screwed hole, the externally threaded top contact of the second screw inclined plane and threaded connector, a component towards screwed hole cecum is produced to external screw thread, threaded connector is made to have stopping function, be not easy to loosen and drop, ensure that the reliability of ground structure and the security of cooker.
According to an embodiment of the present utility model, be provided with helical spring in described screwed hole, described helical spring one end is resisted against the bottom of described screwed hole, and the described helical spring other end is resisted against the end of described threaded connector.
According to an embodiment of the present utility model, described threaded connector is screw, is provided with elastic washer between the nut of described screw and wiring packing ring.
According to the ground structure of embodiment of the present utility model, in screwed hole, arrange helical spring, helical spring can provide pretightning force to the threaded connector be screwed in screwed hole, has the effect preventing threaded connector from loosening and drop.When threaded connector is screw, elastic washer is set between the nut and wiring packing ring of screw, pretightning force can be provided to screw, prevent screw loosening and drop.Above measure ensure that the reliability of ground structure and the security of cooker.
According to a kind of cooker of the embodiment of second aspect of the present utility model, there is the ground structure described in above any one embodiment.
According to the cooker that the utility model second aspect embodiment provides, there is the ground structure that the utility model first aspect any embodiment provides, therefore whole beneficial effects of this cooker ground structure of having above-mentioned any embodiment to provide, cooker of the present utility model can be the household electrical appliance that electric kettle, electric food warmer, electric cooker and pressure cooker etc. have similar electric hot tray and similar interior pot.
Provide in description part below according to additional aspect of the present utility model and advantage, part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation of the ground structure according to the utility model one embodiment;
Fig. 2 is the detonation configuration schematic diagram of the ground structure in Fig. 1 described in the utility model one embodiment;
Fig. 3 is the structure for amplifying schematic diagram at the A place shown in Fig. 1.
Wherein, the corresponding relation in Fig. 1 to Fig. 3 between Reference numeral and component names is:
1 outer pot, 2 electric hot traies, 3 threaded connectors, 4 earth connections, 5 wiring packing rings, 6 sawtooth.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from mode described here to implement, and therefore, protection domain of the present utility model is not by the restriction of following public specific embodiment.
As shown in Figure 1, a kind of ground structure is provided according to the utility model first aspect embodiment, for cooker, cooker is for electric cooker, described cooker comprises outer pot 1 and electric hot tray 2, described outer pot 1 is fixed in the jacket of described cooker, and the bottom of described outer pot 1 is provided with through hole; Described electric hot tray 2 is fixed on the inner side of the bottom of described outer pot 1, and for being pot heating in described cooker, the bottom of described electric hot tray 2 is provided with screwed hole; Described ground structure comprises: threaded connector 3, and described threaded connector 3 is connected with the described screwed hole of the bottom of described electric hot tray 2 through the described through hole of the bottom of described outer pot 1; Earth connection 4, described earth connection 4 is connected on described threaded connector 3.
According to the ground structure that the utility model provides, be connected with the screwed hole of the bottom of electric hot tray 2 after the through hole of threaded connector 3 through the bottom of outer pot 1, earth connection 4 is connected on threaded connector 3, the threaded connector 3 being used in fixing outer pot 1 and electric hot tray 2 serves the effect of earthing screw, need not punch on outer pot 1 specially and prepare special earthing screw, thus reduced or remitted the operation of installing earthing screw, decrease the workload of assembler, and then improve the productivity ratio of cooker.
In addition, the ground structure provided according to the utility model above-described embodiment also has following additional technical feature:
As shown in Figure 2, according to an embodiment of the present utility model, described earth connection 4 is connected with wiring packing ring 5, connect described in described wiring packing ring 5 is enclosed within threaded connector 3, the surface of described wiring packing ring 5 is provided with the sawtooth 6 of protrusion, the tip of described sawtooth 6 is just to the bottom of described outer pot 1, and the tip of described sawtooth 6 is for scratching the insulating oxide of described outer pot 1.
According to the ground structure that the utility model provides, the surface of wiring packing ring 5 is provided with the sawtooth 6 of protrusion, the tip of sawtooth 6 is just to the bottom of outer pot 1, for scratching the insulating oxide of outer pot 1, ensure the reliability of the ground connection of outer pot 1, avoid that outer pot 1 exists local voltage and electric shock is caused to user.Ensure that the reliability of ground structure of the present utility model and the security of cooker.
According to an embodiment of the present utility model, the bottom of described electric hot tray 2 is provided with screw hole column, the end of described screw hole column is provided with described screwed hole, the inner side of the bottom of described outer pot 1 is provided with detent, described screw hole column coordinates with described detent, for carrying out pre-aligned to described electric hot tray 2 with described outer pot 1, in described detent, be provided with described through hole.
According to an embodiment of the present utility model, described screw hole column is multiple, described detent is multiple, and the corresponding described detent of each described screw hole column, described threaded connector 3 is connected with the described screwed hole described screw hole column from the outside of described detent through described through hole.
According to an embodiment of the present utility model, described detent is asymmetric distribution in the bottom of described outer pot 1.
As shown in Figure 3, according to the ground structure of embodiment of the present utility model, multiple screw hole column is provided with bottom electric hot tray 2, screw hole column is provided with screwed hole, the inner side of the bottom of outer pot 1 is provided with multiple detent, multiple screw hole column coordinates with multiple detent, through hole is provided with in each detent, can multiple groove and multiple screw hole column assembler can be helped to carry out pre-aligned to electric hot tray 2 and outer pot 1, make assembling product personnel easily on electric hot tray 2 with outer pot 1, be screwed into threaded connector 3, electric hot tray 2 is fixed on outer pot 1.And multiple detent is asymmetric distribution in the bottom of outer pot 1, makes to only have a kind of fixed position between electric hot tray 2 and outer pot 1, the uniformity of the assembly parts of all cookers can be kept.Above measure can help assembling product personnel rapidly electric hot tray 2 and outer pot 1 to be carried out pre-determined bit, reduce the installation time of assembling product personnel, improve the uniformity of structure of the finished product of cooker, and then improve the production efficiency of cooker, ensure that the product quality of cooker.
According to an embodiment of the present utility model, the externally threaded root of described threaded connector 3 is provided with the first screw inclined plane, the angle of the axis of described first screw inclined plane and described threaded connector 3 is 25 degree ~ 45 degree, and the incline direction of described first screw inclined plane is towards the end of described threaded connector 3.
According to the ground structure of embodiment of the present utility model, the externally threaded root of threaded connector 3 is provided with the first screw inclined plane.The angle of the axis of the first screw inclined plane and screwed hole is 25 degree ~ 45 degree, the incline direction of the first screw inclined plane is towards the end of threaded connector 3, the top contact of the internal thread in the first screw inclined plane and screwed hole, internal threads produces the component towards screwed hole opening, first screw inclined plane of threaded connector 3 obtains the component towards the end of threaded connector 3, threaded connector 3 is made to have stopping function, be not easy to loosen and drop, ensure that the reliability of ground structure and the security of cooker.
According to an embodiment of the present utility model, the root of the internal thread of described screwed hole is provided with the second screw inclined plane, the angle of the axis of described second screw inclined plane and described screwed hole is 25 degree ~ 45 degree, and the incline direction of described second screw inclined plane is towards the cecum of described screwed hole.
According to the ground structure of embodiment of the present utility model, according to the ground structure of embodiment of the present utility model, the root of the internal thread of screwed hole is provided with the second screw inclined plane.The angle of the axis of the second screw inclined plane and screwed hole is 25 degree ~ 45 degree, the incline direction of the second screw inclined plane is towards the cecum of screwed hole, the externally threaded top contact of the second screw inclined plane and threaded connector, a component towards screwed hole cecum is produced to external screw thread, threaded connector is made to have stopping function, be not easy to loosen and drop, ensure that the reliability of ground structure and the security of cooker.
According to an embodiment of the present utility model, be provided with helical spring in described screwed hole, described helical spring one end is resisted against the bottom of described screwed hole, and the described helical spring other end is resisted against the end of described threaded connector 3.
According to an embodiment of the present utility model, described threaded connector 3 is screw, is provided with elastic washer between the nut of described screw and wiring packing ring.
According to the ground structure of embodiment of the present utility model, in screwed hole, arrange helical spring, helical spring can provide pretightning force to the threaded connector 3 be screwed in screwed hole, has the effect preventing threaded connector 3 from loosening and dropping.When threaded connector 3 is screw, elastic washer is set between the nut and wiring packing ring 5 of screw, pretightning force can be provided to screw, prevent screw loosening and drop.Above measure ensure that the reliability of ground structure and the security of cooker.
According to a kind of cooker of the embodiment of second aspect of the present utility model, there is the ground structure described in above any one embodiment.
According to the cooker that the utility model second aspect embodiment provides, there is the ground structure that the utility model first aspect any embodiment provides, therefore whole beneficial effects of this cooker ground structure of having above-mentioned any embodiment to provide, cooker of the present utility model can be the household electrical appliance that electric kettle, electric food warmer, electric cooker and pressure cooker etc. have the parts being similar to electric hot tray and interior pot.
In the description of this description, term " connection ", " installation ", " fixing " etc. all should be interpreted broadly, and such as, " connection " can be fixedly connected with, and also can be removably connect, or connects integratedly; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the description of this description, specific features, structure, material or feature that the description of term " embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a ground structure, for cooker, described cooker comprises outer pot and electric hot tray, and the bottom of described outer pot is provided with through hole; Described electric hot tray is fixed on the inner side of the bottom of described outer pot, and the bottom of described electric hot tray is provided with screwed hole; It is characterized in that, described ground structure comprises:
Threaded connector, described threaded connector is connected with the described screwed hole of the bottom of described electric hot tray through the described through hole of bottom of described outer pot;
Earth connection, described earth connection is connected on described threaded connector.
2. ground structure according to claim 1, it is characterized in that, described earth connection is connected with wiring packing ring, described wiring gasket sleeve is on described threaded connector, the surface of described wiring packing ring is provided with the sawtooth of protrusion, the tip of described sawtooth is just to the bottom of described outer pot, and the tip of described sawtooth is for scratching the insulating oxide of described outer pot.
3. ground structure according to claim 1, it is characterized in that, screw hole column is provided with bottom described electric hot tray, the end of described screw hole column is provided with described screwed hole, the inner side of described outer pot bottom is provided with detent, described screw hole column coordinates with described detent, for carrying out pre-aligned to described electric hot tray and described outer pot, is provided with described through hole in described detent.
4. ground structure according to claim 3, it is characterized in that, described screw hole column is multiple, described detent is multiple, the corresponding described detent of each described screw hole column, described threaded connector is connected with the described screwed hole described screw hole column from the outside of described detent through described through hole.
5. ground structure according to claim 4, is characterized in that, described detent is asymmetric distribution in the bottom of described outer pot.
6. ground structure according to any one of claim 1 to 5, it is characterized in that, the externally threaded root of described threaded connector is provided with the first screw inclined plane, the angle of the axis of described first screw inclined plane and described threaded connector is 25 degree ~ 45 degree, and the incline direction of described first screw inclined plane is towards the end of described threaded connector.
7. ground structure according to any one of claim 1 to 5, it is characterized in that, the root of the internal thread of described screwed hole is provided with the second screw inclined plane, the angle of the axis of described second screw inclined plane and described screwed hole is 25 degree ~ 45 degree, and the incline direction of described second screw inclined plane is towards the cecum of described screwed hole.
8. ground structure according to any one of claim 1 to 5, it is characterized in that, be provided with helical spring in described screwed hole, described helical spring one end is resisted against the bottom of described screwed hole, and the described helical spring other end is resisted against the end of described threaded connector.
9. ground structure according to any one of claim 1 to 5, is characterized in that, described threaded connector is screw, is provided with elastic washer between the nut of described screw and wiring packing ring.
10. a cooker, is characterized in that, comprising: ground structure as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520016113.0U CN204351592U (en) | 2015-01-09 | 2015-01-09 | Ground structure and cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520016113.0U CN204351592U (en) | 2015-01-09 | 2015-01-09 | Ground structure and cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204351592U true CN204351592U (en) | 2015-05-27 |
Family
ID=53253094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520016113.0U Active CN204351592U (en) | 2015-01-09 | 2015-01-09 | Ground structure and cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204351592U (en) |
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2015
- 2015-01-09 CN CN201520016113.0U patent/CN204351592U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |