CN213362654U - Electric heater with automatic temperature control function - Google Patents
Electric heater with automatic temperature control function Download PDFInfo
- Publication number
- CN213362654U CN213362654U CN202022401256.7U CN202022401256U CN213362654U CN 213362654 U CN213362654 U CN 213362654U CN 202022401256 U CN202022401256 U CN 202022401256U CN 213362654 U CN213362654 U CN 213362654U
- Authority
- CN
- China
- Prior art keywords
- electric heater
- temperature control
- electric
- fixing seat
- heating strip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000005485 electric heating Methods 0.000 claims description 38
- 239000004020 conductor Substances 0.000 claims description 28
- 239000007788 liquid Substances 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 abstract description 24
- 230000006872 improvement Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Control Of Resistance Heating (AREA)
Abstract
The utility model discloses an electric heater with automatic temperature control, including the electric heater shell that is hollow structure, the internal thread opening that link up is seted up to the upper end of electric heater shell, the top of electric heater shell is provided with electrical heating strip fixing base, the fixing base external screw thread has been seted up in the outside of electrical heating strip fixing base, the fixing base external screw thread connects the cooperation with the internal thread opening soon. The utility model discloses, be provided with temperature control mechanism, temperature control mechanism can open and cut off with the access and the disconnection of closed power according to temperature variation, auto-power-off stop heating when the temperature is too high, auto-power-on heating when the temperature is too low, can be once more the self-power-off when heating temperature reachs, compare prior art, forget the damage of the electric heater that the time closed electric heater and article that the electric heater leads to when having avoided using electric heater, the conflagration that leads to more even, electric heater's security performance has been improved, the while is the automatic stop heating when the temperature reachs, the energy has also been practiced thrift.
Description
Technical Field
The utility model relates to an electric heating technical field specifically is an electric heater with automatic control by temperature change.
Background
In modern society, more and more articles need to be heated, the electric heating is timely, more and more existing electric heating technologies are available, and more electric heating modes are available, but the time is easily forgotten during use, so that the heated articles and the electric heating appliances are damaged together, and even a fire disaster is caused, and a safety accident is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric heater with automatic control by temperature change to solve the problem that proposes among the above-mentioned background art.
To achieve the above object, the present invention provides the following solutions:
the utility model provides an electric heater with automatic temperature control, is including the electric heater shell that is hollow structure, the internal thread opening that link up is seted up to the upper end of electric heater shell, the top of electric heater shell is provided with electrical heating strip fixing base, the fixing base external screw thread has been seted up in the outside of electrical heating strip fixing base, fixing base external screw thread connects the cooperation with internal thread opening soon, the one end of electrical heating strip fixing base top is provided with the anticreep protection piece of electric wire, the other end of electrical heating strip fixing base top is provided with temperature control mechanism, the lower extreme of electrical heating strip fixing base is connected with the electrical heating strip.
As a further improvement of the technical scheme, an electric wire pipeline is connected between the temperature control mechanism and the electric heating strip fixing seat and is communicated with the temperature control mechanism and the electric heating strip fixing seat.
As a further improvement of the technical scheme, one end of the electric wire anti-leakage protection block, which is far away from the electric heater shell, is provided with an electric wire connector, and the electric wire connector is communicated with the inside of the electric wire anti-leakage protection block.
As a further improvement of the technical scheme, the electric heating strips spirally extend downwards for a set distance.
As a further improvement of the technical scheme, a hydraulic expansion type temperature sensor is arranged inside the temperature control mechanism, one end of the hydraulic expansion type temperature sensor is connected with a conductor sleeve, the conductor sleeve penetrates into the hydraulic expansion type temperature sensor, a first lead penetrates through the conductor sleeve, one end of the first lead, far away from the hydraulic expansion type temperature sensor, penetrates out of the conductor sleeve, a conductor bent pipe is connected above one end of the conductor sleeve, far away from the hydraulic expansion type temperature sensor, one end of the conductor bent pipe, far away from the hydraulic expansion type temperature sensor, is connected with a movable contact, one end of the first lead, far away from the hydraulic expansion type temperature sensor, is connected with a transfer power box, the upper end of the transfer power box is connected with a second lead, one end of the second lead, far away from the transfer power box, is connected with a stationary contact, and the stationary contact is in contact fit with the movable contact.
Compared with the prior art, the beneficial effects of the utility model are that:
1. be provided with temperature control mechanism, temperature control mechanism can open and the access and the disconnection of closed power according to temperature variation, auto-power-off stop heating when the temperature is too high, auto-power-on heating when the temperature is low, can be once more turn off the power by oneself when heating temperature reachs, compare prior art, forget the damage of the electric heater and the article that the time closed electric heater and lead to when having avoided using electric heater, the conflagration that leads to more even, electric heater's security performance has been improved, automatic stop heating when the temperature reachs simultaneously, the energy has also been practiced thrift.
2. Be provided with the electric heater shell and wrap up the electric heating strip inside for the external world contact can not reach the electric heating strip, and then can not lead to appearing contacting the electric heating strip and cause colour temperature loss and damage.
Drawings
FIG. 1 is a schematic perspective view of an electric heater with automatic temperature control;
FIG. 2 is a schematic diagram of a disassembled structure of an electric heater with automatic temperature control;
FIG. 3 is a schematic structural diagram of a temperature control mechanism of an electric heater with automatic temperature control;
in the figure: 1. an electric heater housing; 2. an electric wire anti-creeping protection block; 3. a wire terminal; 4. a wire conduit; 5. a temperature control mechanism; 6. an electric heating strip fixing seat; 7. an internal threaded opening; 8. electrically heating the strip; 9. an external thread of the fixed seat; 10. a liquid-expansion temperature sensor; 11. a conductor sleeve; 12. a conductor bend; 13. a first conductive line; 14. a transfer power box; 15. a second conductive line; 16. a stationary contact; 17. and a movable contact.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Example 1
Referring to fig. 1 to 3, in an embodiment of the present invention, an electric heater with automatic temperature control includes an electric heater housing 1 having a hollow structure, and is characterized in that: the upper end of the electric heater shell 1 is provided with a through internal thread opening 7, an electric heating strip fixing seat 6 is arranged above the electric heater shell 1, the outer side of the electric heating strip fixing seat 6 is provided with a fixing seat external thread 9, the fixing seat external thread 9 is in screwed connection and matching with the internal thread opening 7, one end above the electric heating strip fixing seat 6 is provided with an electric wire anti-leakage protection block 2, when the electric heater is used, high current passes through the electric wire to cause the electric wire to become soft and more easily break, particularly when the electric wire is connected out, the electric wire anti-leakage protection block 2 can protect a user from electric shock under the condition that a broken lead is exposed, the other end above the electric heating strip fixing seat 6 is provided with a temperature control mechanism 5, the temperature control mechanism 5 can control the connection and the closing of a power supply according to the temperature change, the lower end of the electric heating strip fixing seat, the electric heating strips 8 are made of a high-resistance material and generate a large amount of heat after being electrified so as to heat external articles.
Referring to fig. 1, a wire duct 4 is connected between the temperature control mechanism 5 and the electric heating strip fixing base 6, the wire duct 4 is connected with the temperature control mechanism 5 and the electric heating strip fixing base 6, and the wire duct 4 provides the wire duct for the temperature control mechanism 5 and the electric heating strip fixing base 6, so that a user can be effectively prevented from being injured by electric shock when a broken wire is exposed.
Referring to fig. 1, an end of the electric wire anti-creeping protection block 2 away from the electric heater casing 1 is provided with an electric wire connector 3, the electric wire connector 3 is connected to the inside of the electric wire anti-creeping protection block 2, and the electric wire connector 3 is connected to an external power supply connection wire to introduce a power supply into the electric heater.
Referring to fig. 2, the electric heating strips 8 extend downwards in a spiral shape for a predetermined distance, the spiral electric heating strips 8 can provide heat and radiate heat with higher efficiency, and the predetermined distance determines the power and the heating efficiency of the electric heater.
Referring to fig. 3, a liquid expansion type temperature sensor 10 is disposed inside the temperature control mechanism 5, the liquid expansion type temperature sensor 10 is made of a material far away from the room, such as bismuth, antimony, gallium, bronze, etc., which contracts when the temperature rises and expands when the temperature falls, one end of the liquid expansion type temperature sensor 10 is connected to a conductor sleeve 11, the conductor sleeve 11 penetrates into the liquid expansion type temperature sensor 10, a first wire 13 penetrates through the conductor sleeve 11, one end of the first wire 13 far away from the liquid expansion type temperature sensor 10 penetrates through the conductor sleeve 11, a conductor bent pipe 12 is connected above one end of the conductor sleeve 11 far away from the liquid expansion type temperature sensor 10, one end of the conductor bent pipe 12 far away from the liquid expansion type temperature sensor 10 is connected to a movable contact 17, one end of the first wire 13 far away from the liquid expansion type temperature sensor 10 is connected to a transfer power box 14, an upper end of the transfer power box 14 is connected to a second wire 15, when the electric heater is used for heating, the arranged liquid expansion type temperature sensor 10 pushes the conductor sleeve 11 to enable the conductor bent pipe 12 to move to drive the movable contact 17 at one end of the conductor bent pipe 12 to move to contact with the fixed contact 16 when sensing that the ambient temperature rises and reaches a preset value, so as to form a closed circuit for controlling the relay power supply box 14 to open and close the loop switch, when the ambient temperature rises and reaches the preset value, the closed circuit is disconnected to cut off the power supply of the electric heating strip 8 to stop heating, and when the ambient temperature falls and reaches the preset value, the closed circuit starts to supply power to the electric heating strip 8 to start heating.
The utility model discloses a theory of operation:
the electric wire connector 3 is connected with a power supply, the power supply is connected with a temperature control mechanism 5 through an electric wire anti-creeping protection block 2 and an electric wire pipeline 4, a liquid expansion type temperature sensor 10 is arranged in the temperature control mechanism 5, when the environment temperature is sensed to rise and reaches a preset value, a conductor sleeve 11 is pushed to enable a conductor bent pipe 12 to move to drive a movable contact 17 at one end of the conductor bent pipe 12 to move to contact with a fixed contact 16 to form a closed circuit, the closed circuit is used for controlling a relay power supply box 14 to open and close a loop switch, when the environment temperature rises to reach the preset value, the closed circuit is disconnected to cut off the power supply of an electric heating strip 8 to stop heating, when the environment temperature drops to reach the preset value, the closed circuit starts to supply power to the electric heating strip 8 to start heating, meanwhile, an electric heater shell 1 is arranged outside the electric heating strip 8, so that the external contact with the electric heating strip 8, the electric heater has the advantages that damage to the electric heater and articles caused by forgetting time to turn off the electric heater when the electric heater is used is effectively avoided, even a fire disaster is caused, the safety performance of the electric heater is improved, meanwhile, heating is automatically stopped when the temperature reaches, and energy is also saved.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. An electric heater with automatic temperature control, includes electric heater shell (1) that is hollow structure, its characterized in that: the electric heater is characterized in that a through internal thread opening (7) is formed in the upper end of the electric heater shell (1), an electric heating strip fixing seat (6) is arranged above the electric heater shell (1), a fixing seat external thread (9) is formed in the outer side of the electric heating strip fixing seat (6), the fixing seat external thread (9) is matched with the internal thread opening (7) in a screwed connection mode, an electric wire anti-leakage protection block (2) is arranged at one end above the electric heating strip fixing seat (6), a temperature control mechanism (5) is arranged at the other end above the electric heating strip fixing seat (6), and an electric heating strip (8) is connected to the lower end of the electric heating strip fixing seat (6).
2. The electric heater with automatic temperature control of claim 1, wherein: and an electric wire pipeline (4) is connected between the temperature control mechanism (5) and the electric heating strip fixing seat (6), and the electric wire pipeline (4) is communicated with the temperature control mechanism (5) and the inside of the electric heating strip fixing seat (6).
3. The electric heater with automatic temperature control of claim 1, wherein: one end of the electric wire anti-creeping protection block (2) far away from the electric heater shell (1) is provided with an electric wire connector (3), and the electric wire connector (3) is communicated with the inside of the electric wire anti-creeping protection block (2).
4. The electric heater with automatic temperature control of claim 1, wherein: the electric heating strips (8) extend downwards in a spiral shape for a set distance.
5. The electric heater with automatic temperature control of claim 1, wherein: a liquid expansion type temperature sensor (10) is arranged in the temperature control mechanism (5), one end of the liquid expansion type temperature sensor (10) is connected with a conductor sleeve (11), the conductor sleeve (11) penetrates into the liquid expansion type temperature sensor (10), a first lead (13) penetrates through the conductor sleeve (11), one end, far away from the liquid expansion type temperature sensor (10), of the first lead (13) penetrates out of the conductor sleeve (11), a conductor bent pipe (12) is connected above one end, far away from the liquid expansion type temperature sensor (10), of the conductor bent pipe (12), a movable contact (17) is connected with one end, far away from the liquid expansion type temperature sensor (10), of the first lead (13) is connected with a transfer power box (14), and a second lead (15) is connected with the upper end of the transfer power box (14), one end of the second lead (15) far away from the transfer power box (14) is connected with a fixed contact (16), and the fixed contact (16) is in contact fit with the movable contact (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022401256.7U CN213362654U (en) | 2020-10-26 | 2020-10-26 | Electric heater with automatic temperature control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022401256.7U CN213362654U (en) | 2020-10-26 | 2020-10-26 | Electric heater with automatic temperature control function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213362654U true CN213362654U (en) | 2021-06-04 |
Family
ID=76132250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022401256.7U Expired - Fee Related CN213362654U (en) | 2020-10-26 | 2020-10-26 | Electric heater with automatic temperature control function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213362654U (en) |
-
2020
- 2020-10-26 CN CN202022401256.7U patent/CN213362654U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210604 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |