CN107844141B - Temperature control device and electric heater - Google Patents
Temperature control device and electric heater Download PDFInfo
- Publication number
- CN107844141B CN107844141B CN201711331028.3A CN201711331028A CN107844141B CN 107844141 B CN107844141 B CN 107844141B CN 201711331028 A CN201711331028 A CN 201711331028A CN 107844141 B CN107844141 B CN 107844141B
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- Prior art keywords
- top cover
- temperature controller
- main body
- control device
- temperature
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
- G05D23/193—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces
- G05D23/1931—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of one space
Abstract
The invention relates to a temperature control device and an electric heater, wherein the temperature control device comprises a shell and a temperature controller arranged in the shell; the casing includes main part and top cap that the components of a whole that can function independently set up, the temperature controller is located the installation intracavity of main part the main part with the top cap butt joint back will the temperature controller is fixed, and after the butt joint the main part with the cooperation forms the confession between the top cap the line port of walking that the lead wire of temperature controller passed, be equipped with on the top cap and allow the detection hole that the sensing end of temperature controller stretches out. The temperature control device provided by the invention is arranged above the heating element assembly of the electric heater, and the temperature sensing surface of the sensing end of the temperature controller is arranged towards the heating element assembly, so that the temperature controller can sense the temperature emitted by the heating element assembly timely and accurately.
Description
Technical Field
The invention relates to the technical field of heating equipment, in particular to a temperature control device and electric heating.
Background
The electric heater is as convenient heating utensil in winter, lack central heating's area in winter and more popularize, the product of electric heater class is at the during operation, rely on protective element such as temperature controller to carry out overtemperature prote to the complete machine usually, because the temperature controller includes many electrical components and other annex, and usually the temperature controller need satisfy certain waterproof dustproof requirement, the multi-structure of temperature controller among the prior art is complicated, the complex installation, be unfavorable for producing the quick batch production processing of line, consequently, how waterproof dustproof guaranteeing the temperature controller, detect sensitive basis, realize simplifying its structure and processing technology simultaneously, reduce the assembly degree of difficulty, it is especially important to practice thrift the assemble duration.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defects of complex structure and complex production and processing of the temperature controller in the prior art, thereby providing the temperature control device and the electric heater with the temperature control device.
Therefore, the technical scheme of the invention is as follows;
a temperature control device is provided, which comprises a temperature control device,
comprises a shell and a temperature controller arranged in the shell;
the casing includes main part and top cap that the components of a whole that can function independently set up, the temperature controller is located the installation cavity of main part the main part with the top cap back-to-back will the temperature controller is fixed, and after the butt joint the main part with cooperate between the top cap and form the confession the line port of walking that the lead wire of temperature controller passed, be equipped with on the top cap and allow the detection hole that the sensing end of temperature controller stretches out.
Furthermore, a blocking side wall is further arranged on the main body, and the blocking side wall is connected to the top cover on the main body in a surrounding mode.
Further, the top cover is embedded into the mounting cavity from an opening of the mounting cavity and connected with the main body, and the blocking side wall is formed by the part, located between the position of the top cover and the opening, of the side wall of the mounting cavity.
Further, the top cover is fixedly connected with the main body through a buckle structure.
Further, the main part includes the main part body, and sets up first groove structure on the main part body, the top cap includes the top cap body, and sets up second groove structure on the top cap body, first groove structure with the second groove structure is in the main part with the top cap lock back formation walk the line port.
Further, the buckle structure comprises
The first buckle is arranged on two groove walls of the first groove structure;
the second buckle is arranged on two groove walls of the second groove structure and buckled with the first buckle;
a third buckle; the edge of the side, away from the second groove structure, of the top cover is buckled.
Furthermore, a positioning piece for positioning the temperature controller is arranged in the top cover.
Furthermore, the main body is provided with a positioning piece for positioning the temperature controller.
Furthermore, one side of the temperature controller, which is far away from the top cover, is provided with a positioning hole, and the positioning piece is a positioning column which is suitable for being inserted into the positioning hole.
Further, the main body and/or the top cover are/is provided with a mounting rack, and the mounting rack is used for connecting the temperature control device to a component adjacent to the temperature control device.
An electric heater comprises
A main housing;
the heating element assembly is arranged in the host shell, and generates heat energy after being electrified;
the temperature control device is connected to a control circuit loop of the heating element assembly in series;
the temperature control device is any one of the temperature control devices described above.
Further, the temperature control device is disposed above the heating element assembly.
Further, the temperature sensing surface of the sensing end of the temperature controller is arranged towards the heating element assembly.
The technical scheme of the invention has the following advantages:
1. the temperature control device provided by the invention is arranged above the heating element assembly of the electric heater, and the temperature sensing surface of the sensing end of the temperature controller is arranged towards the heating element assembly, so that the temperature controller can sense the temperature emitted by the heating element assembly timely and accurately.
2. According to the temperature control device provided by the invention, the blocking side wall is arranged on the top cover which is connected to the main body in a surrounding manner, external dust can be effectively isolated and a certain waterproof effect can be achieved through the blocking side wall, so that the sensing end of the temperature controller which protrudes out of the detection hole is protected.
3. The invention provides a temperature control device, which comprises a first groove arranged on a main body and a second groove arranged on a top cover, wherein a wiring port is formed after the main body and the top cover are buckled through the first groove and the second groove. According to the temperature control device, the installation of the temperature controller lead is simplified, the lead is installed in a mode of drilling holes in the temperature controller shell in the prior art, and the temperature control device only needs to place the lead into the wiring port and then cover the box top cover and the main body during installation, so that the temperature control device is more convenient to assemble.
4. According to the temperature control device provided by the invention, the main body is provided with the positioning column for positioning the temperature controller, and meanwhile, the side, far away from the top cover, of the temperature controller is provided with the positioning hole, and the positioning column can be suitable for being inserted into the positioning hole. Through setting up above-mentioned setting element, through the cooperation of reference column and locating hole, can practice thrift process time and cost to the temperature controller quick positioning in the installation.
5. According to the temperature control device provided by the invention, the main body and the top cover are fixedly connected through the first clamping structure, the second clamping structure and the third clamping structure which are arranged on the top cover and the main body, the mounting process is simplified, the connecting pieces are not fixed by screws and the like, only the top cover and the main body are required to be pressed and clamped, the process is simplified, and the mounting time is saved.
6. According to the electric heater provided by the invention, the temperature control device is arranged at the air outlet of the host machine, so that the working temperature of the electric heater can be quickly, timely and effectively detected, and meanwhile, the temperature control device has a certain waterproof and dustproof function, so that the service life of the temperature control device is prolonged, and timely, accurate and effective detection of the working temperature of the electric heater is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of an electric heater main body according to the present invention;
FIG. 2 is a schematic structural diagram of an electric heater with the temperature control device of the present invention;
fig. 3 is a left side view of the electric heater shown in fig. 2;
fig. 4 is a partial sectional view of the electric heater shown in fig. 2;
FIG. 5 is a schematic structural diagram of a temperature control device according to the present invention;
FIG. 6 is a bottom view of the temperature control device shown in FIG. 5;
FIG. 7 is a schematic structural diagram of a main body of the temperature control device shown in FIG. 5;
FIG. 8 is a schematic structural diagram of a top cover of the temperature control device shown in FIG. 5;
fig. 9 is a schematic structural view of the thermostat shown in fig. 5.
Description of reference numerals:
1-a main machine shell; 2-a temperature control device; 21-a body; 211-barrier sidewalls; 213-a first groove; 22-a top cover; 221-a probe hole; 223-a second groove; 23-temperature controller; 231-a sensing end; 232-lead; 25-a mounting cavity; 3-a first buckle; 4-a second buckle; 5-a third buckle; 6-a positioning column; 7-positioning holes; 8-a mounting rack; 9-a mounting seat; 10-a heat generator assembly; 11-a top cover positioning piece; 12-lug.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The invention discloses an electric heater which mainly comprises a main machine shell 1, a heating element assembly 10 and a temperature control device 2 as shown in figures 1-3. Wherein the heating element assembly 10 is arranged in the host machine shell 1, and the heating element assembly 10 generates heat energy after being electrified; the temperature control device 2 is connected in series to a control electric loop of the heating element assembly 10; as shown in fig. 2 and 4, the temperature control device 2 of the present invention is disposed above the main unit heating element assembly 10, preferably above the air outlet or the heating surface on the top of the main unit. Because the theory of operation of electric heater is for giving off the heat through heat-generating body subassembly 10 and make the gas heating on every side, and the hot gas has the characteristic that is lighter than cold air, therefore the hot gas can upwards flow in the air, consequently sets up temperature control device 2 in the top of heat-generating body subassembly 10 can be favorable to temperature control device 2 in time to detect the temperature that heat-generating body subassembly 10 gived off effectively.
The temperature control device of the invention mainly comprises a shell and a temperature controller 23 arranged in the shell; the temperature controller 23 is similar to the temperature controller in the prior art, and as shown in fig. 9, it mainly includes a lead 232 for connecting with the control circuit of the electric heater and a sensor, and the sensor has a sensing end 231 for detecting the temperature.
As shown in fig. 5 to 6, a housing of the temperature control device includes a main body 21 and a top cover 22, which are separately arranged, the temperature controller 23 is disposed in an installation cavity 25 of the main body 21, when the temperature control device is installed, the temperature controller 23 can be fixed by butting the main body 21 and the top cover 22, and a wiring port through which a lead of the temperature controller 23 passes is formed between the butted main body 21 and the top cover 22 in a matching manner, as shown in fig. 8, a detection hole 221 allowing a sensing end 231 of the temperature controller 23 to extend is disposed on the top cover 22. As shown in fig. 2 and 4, the temperature sensing surface of the sensing end 231 of the temperature controller 23 is disposed toward the heating element assembly 10, and the above arrangement enables the sensing end 231 of the temperature controller to timely and accurately sense the temperature emitted from the heating element assembly 10.
As shown in fig. 7, the main body 21 of the present invention is further provided with a blocking sidewall 211, the top cover 22 is inserted into the mounting cavity 25 from the opening of the mounting cavity 25 to be connected to the main body 21, and a portion of the sidewall of the mounting cavity 25 between the position of the top cover 22 and the opening forms the blocking sidewall 211. The blocking sidewall 211 is disposed around the top cover 22 attached to the body 21. By providing the blocking sidewall 211, external dust can be effectively isolated and a certain waterproof effect can be achieved, thereby protecting the sensing end 231 of the temperature controller 23 protruding out of the detection hole 221.
Referring to fig. 7, the main body 21 includes a main body, and a first groove 213 disposed on the main body, and the top cover 22 includes a top cover body, and a second groove 223 disposed on the top cover body, wherein the first groove 213 and the second groove 223 form a wiring port after the main body 21 and the top cover 22 are fastened together. The installation of the lead 232 of the temperature controller 23 is simplified by the arrangement, and the lead 232 is only required to be placed into the wiring port during installation.
Referring to fig. 8, a positioning column 6 for positioning the temperature controller 23 is disposed on the main body 21, a positioning hole 7 is disposed on a side of the temperature controller 23 away from the top cover 22, and the positioning column 6 is adapted to be inserted into the positioning hole 7. Through the cooperation of reference column 6 and locating hole 7, can practice thrift process time to the quick location of temperature controller 23 in the installation.
Referring to fig. 5-8, the top cover 22 is fixedly connected with the main body 21 through a fastening structure, and the fastening structure of the present invention includes a first fastener 3, a second fastener 4 and a third fastener 5; wherein the first buckle 3 is arranged on two groove walls of the first groove 213; the second buckle 4 is arranged on two groove walls of the second groove 223 and buckled with the first buckle 3; the third buckle 5 is disposed on a side of the main body away from the first groove 213, and is adapted to buckle an edge of a side of the top cover 22 away from the second groove 223. The invention is provided with the buckle structure to fixedly connect the main body 21 and the top cover 22, thereby simplifying the installation process, avoiding adopting fixed connecting pieces such as screws and the like, only needing to press the buckle between the top cover 22 and the main body 21, simplifying the process and saving the installation time.
In order to enable the temperature control device to be fixedly mounted to the adjacent component, referring to fig. 8, in the present embodiment, a mounting bracket 8 for connecting the temperature control device to the adjacent component may be provided on the top cover 22, which is provided on the end of the top cover 22 having the second groove 223. Referring to fig. 2 and 4, the mounting bracket 8 in this embodiment is a mounting plate disposed perpendicular to the top cover 22 at the back of the second groove 223, and is used for connecting with the mounting seat 9 disposed on the electric heater. All be equipped with the screw hole on mounting panel and the mount pad 9, can be with mounting panel fixed connection on mount pad 9 through the screw.
Of course, the mounting rack can also be parallel to or inclined from the top cover 22, and the mounting rack can also be arranged on the main body 21, or the mounting racks are arranged on the main body 21 and the top cover 22, so long as the requirement that the temperature control device can be fixedly arranged above the electric heater is met.
The installation method of the temperature control device comprises the following steps:
firstly, aligning and inserting the sensing end 231 of the temperature controller 23 into the detection hole 221 of the top cover 22, aligning the lug 12 of the temperature controller 23 with the top cover positioning piece 11 in the top cover 22 to realize the initial positioning of the temperature controller 23, and simultaneously placing the lead 232 into the second groove 223;
then, the positioning column 6 on the main body 21 is aligned with the positioning hole 7 on the temperature controller 23, and the first groove 213 of the main body 21 is aligned with the second groove 223 of the top cover 22, so that the top cover 22 is clamped into the installation cavity 25 enclosed by the blocking side wall 211 of the main body 21;
finally, the top cover 22 and the main body 21 are fixed through the first to third buckles by pressing the parts of the main body 21 and the top cover 22 on which the buckles are arranged, the lead 232 is limited in the wiring port surrounded by the first groove 213 and the second groove 223, and finally the lead 232 of the temperature controller 23 is connected to the control circuit.
According to the temperature control device provided by the invention, the top cover and the main body are connected through the buckle, the mounting process is simplified, the fixing connecting piece such as a screw is avoided, the top cover and the main body only need to be pressed by the buckle, the process is simplified, and the mounting time is saved; meanwhile, the waterproof and dustproof performance is achieved, and the use function of the waterproof and dustproof material is not affected.
According to the electric heater provided by the invention, the temperature control device is arranged at the air outlet of the host machine, so that the working temperature of the electric heater can be quickly, timely and effectively detected, and meanwhile, the temperature control device has a certain waterproof and dustproof function, so that the service life of the temperature control device is prolonged, and timely, accurate and effective detection of the working temperature of the electric heater is realized.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (6)
1. An electric heater, comprising:
a main housing;
the heating element assembly is arranged in the host shell, and generates heat energy after being electrified;
the temperature control device is connected to a control circuit of the heating element assembly in series and is arranged above the heating element assembly;
the temperature control device comprises a shell and a temperature controller arranged in the shell, the shell comprises a main body and a top cover which are arranged in a split mode, the temperature controller is arranged in an installation cavity of the main body, the temperature controller is fixed after the main body and the top cover are in butt joint, a wiring port through which a lead of the temperature controller passes is formed between the butt joint main body and the top cover in a matched mode, and a detection hole allowing a sensing end of the temperature controller to extend out is formed in the top cover;
the main body is also provided with a blocking side wall, and the blocking side wall is arranged around the top cover connected to the main body; the top cover is embedded into the mounting cavity from an opening of the mounting cavity and connected with the main body, and the part of the side wall of the mounting cavity between the position of the top cover and the opening forms the blocking side wall;
the top cover is fixedly connected with the main body through a buckle structure, the main body comprises a main body and a first groove structure arranged on the main body, the top cover comprises a top cover body and a second groove structure arranged on the top cover body, and the first groove structure and the second groove structure form the wiring port after the main body and the top cover are buckled;
the buckle structure comprises
The first buckle is arranged on two groove walls of the first groove structure;
the second buckle is arranged on two groove walls of the second groove structure and buckled with the first buckle;
a third buckle; the edge of the side, away from the second groove structure, of the top cover is suitable for being buckled;
the top cover is provided with a top cover positioning piece, the top cover positioning piece comprises a positioning convex part which is formed by partially protruding outwards in a V shape from the edge of one side of the top cover far away from the second groove structure, and the temperature controller is provided with a lug which is aligned with the inner periphery of the top cover positioning piece to realize the initial positioning of the temperature controller; the outer periphery of the top cover positioning piece is aligned with the inner periphery of the lug on the upper peripheral wall of the main body so as to realize the initial positioning of the top cover.
2. The electric heater of claim 1, wherein: the top cover is internally provided with a positioning piece for positioning the temperature controller.
3. The electric heater of claim 1, wherein: the main body is provided with a positioning piece for positioning the temperature controller.
4. The electric heater of claim 3, wherein: the temperature controller is characterized in that one side, far away from the top cover, of the temperature controller is provided with a positioning hole, and the positioning piece is a positioning column suitable for being inserted into the positioning hole.
5. The electric heater of claim 4, wherein: the main part and/or be equipped with the mounting bracket on the top cap, the mounting bracket be used for with temperature control device connects with on the part that temperature control device is adjacent.
6. The electric heater according to claim 1, wherein the temperature sensing surface of the sensing end of the temperature controller is disposed toward the heating element assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711331028.3A CN107844141B (en) | 2017-12-13 | 2017-12-13 | Temperature control device and electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711331028.3A CN107844141B (en) | 2017-12-13 | 2017-12-13 | Temperature control device and electric heater |
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| Publication Number | Publication Date |
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| CN107844141A CN107844141A (en) | 2018-03-27 |
| CN107844141B true CN107844141B (en) | 2023-03-31 |
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| CN201711331028.3A Active CN107844141B (en) | 2017-12-13 | 2017-12-13 | Temperature control device and electric heater |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109028261B (en) * | 2018-07-19 | 2024-01-30 | 珠海格力电器股份有限公司 | Electrothermal film heater and assembly method thereof |
| CN109237589B (en) * | 2018-08-27 | 2020-12-11 | 珠海格力电器股份有限公司 | Electric heater |
| CN109737478A (en) * | 2019-02-21 | 2019-05-10 | 珠海格力电器股份有限公司 | A kind of electric heater |
| CN109681949A (en) * | 2019-02-22 | 2019-04-26 | 珠海格力电器股份有限公司 | A kind of electric heater |
| CN109798592A (en) * | 2019-03-06 | 2019-05-24 | 珠海格力电器股份有限公司 | A kind of skirting line electric heater shell and skirting line electric heater |
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