CN212565997U - Liquid rises formula temperature controller installation component and convection current radiation formula electric heater - Google Patents
Liquid rises formula temperature controller installation component and convection current radiation formula electric heater Download PDFInfo
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- CN212565997U CN212565997U CN202022098661.6U CN202022098661U CN212565997U CN 212565997 U CN212565997 U CN 212565997U CN 202022098661 U CN202022098661 U CN 202022098661U CN 212565997 U CN212565997 U CN 212565997U
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- electric heater
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Abstract
The utility model relates to the technical field of electric heaters, in particular to a liquid expansion type temperature controller mounting component and a convection radiation type electric heater, wherein the liquid expansion type temperature controller mounting component comprises a clamping groove and a baffle plate which are used for covering a temperature sensing probe; one side wall of the clamping groove is connected with the baffle, and the projection of the clamping groove to the direction of the baffle is completely arranged in the baffle. The utility model discloses among the technical scheme, the formula temperature controller that rises is matched with liquid to rise by liquid temperature controller installation component uses, can make temperature-sensing probe have faster reaction rate, and then ensures the quick accurate triggering of temperature controller, provides safer protection for the convection type electric heater.
Description
Technical Field
The utility model relates to an electric heater technical field relates to a formula temperature controller installation component and convection radiation formula electric heater rise in liquid especially.
Background
Convection current radiation formula electric heater is the product that obtains based on the further design of convection current electric heater, and the electric heater is when realizing convection current heat supply, still can the while radiation heat supply, sets up the louvre promptly on the panel of electric heater casing, and the louvre can be to the external radiation heat, and when the user was close to the louvre, can play the effect of radiation heating.
In order to improve the security that the electric heater used, the electric heater generally configured the temperature controller, the inside temperature of temperature controller detectable electric heater, when the temperature reached the upper limit, the temperature controller then disconnected supply circuit, stopped the electrothermal tube and continue to generate heat. In current convection current electric heater, generally use kick formula temperature controller, it includes the sensitive reaction subassembly of heat, when the temperature reaches the sensitive reaction subassembly and limits the temperature, makes the contact disconnection in the temperature controller, and the circuit disconnection in the convection current electric heater stops heating work.
Because radiation convection formula electric heater has increased the louvre on the casing, it has certain heat-sinking capability, when the electric heater had broken down, if sheltered from by debris, obvious change can not take place in the short time for its inside temperature, consequently, if used kick formula temperature controller in the radiation convection formula electric heater, when meetting the trouble, it can not in time make the outage reaction, and is relatively poor to the protection effect of electric heater.
SUMMERY OF THE UTILITY MODEL
The utility model provides a formula temperature controller installation component and convection current radiation formula electric heater rise to liquid, because the existence of baffle makes the temperature of temperature probe department on the low side, if break down, the temperature of temperature probe department can increase in the twinkling of an eye, and then triggers liquid formula temperature controller that rises fast in the short time, makes the electric heater make the outage reaction fast.
In one aspect of the utility model, a mounting component of a hydraulic expansion type temperature controller is provided, which comprises a clamping groove and a baffle plate for covering a temperature sensing probe; one side wall of the clamping groove is connected with the baffle, and the projection of the clamping groove to the direction of the baffle is completely arranged in the baffle.
Optionally, the hydraulic expansion type temperature controller mounting assembly further comprises a heat insulation sleeve for sleeving the temperature sensing probe, and the clamping groove is arranged on the heat insulation sleeve through a cover and connected with the temperature sensing probe.
Optionally, the length of the baffle along the axial direction of the card slot is not less than the length of the temperature sensing probe.
Optionally, the free edges of the two side walls of the clamping groove are respectively connected to a first mounting plate and a second mounting plate, mounting holes are formed in the first mounting plate and the second mounting plate, and the mounting holes are used for connecting the mounting assembly of the liquid expansion temperature controller to the electric heater; the clamping groove is connected with the baffle through a second mounting plate.
Optionally, the first mounting plate, the second mounting plate, and the free edges of the two side walls of the card slot are located on the same plane.
Optionally, the baffle is vertically connected to an end of the second mounting plate away from the slot.
Optionally, the second mounting plate comprises a first connection portion and a second connection portion; the first connecting part is connected with the clamping groove, and the length of the first connecting part is the same as that of the clamping groove; the second connecting portion is connected with the baffle, and the length of second connecting portion is the same with the length of baffle.
In another aspect of the present invention, there is provided a convection radiation type electric heater, comprising a housing, a liquid expansion type temperature controller, and the liquid expansion type temperature controller mounting assembly, wherein the bottom of the housing is provided with an air inlet, and the top is provided with an air outlet; the liquid expansion type temperature controller is arranged in the shell; the temperature sensing probe of the hydraulic expansion type temperature controller is located on the air path between the air inlet and the air outlet and is connected with the shell through the clamping groove, and the baffle is arranged between the air inlet and the clamping groove, so that air flow blowing to the temperature sensing probe can be shielded.
Optionally, the air inlet and the air outlet have a limited width so as to form an air duct from the air inlet to the air outlet, and the temperature sensing probe and the hydraulic expansion temperature controller mounting assembly are located in the middle of the air duct and have a limited distance from the air outlet.
Optionally, the housing further includes a reflection plate, and the hydraulically-expanded thermostat mounting assembly is connected to the reflection plate.
The utility model discloses among the technical scheme, the temperature-sensing probe and the draw-in groove of liquid formula temperature controller that rises are connected, are equipped with the baffle that can stop the air current and directly blow temperature-sensing probe in one side of draw-in groove, during the use, owing to increased the baffle, can avoid high temperature air current to directly blow temperature-sensing probe, and then make the temperature of temperature-sensing probe department low on the one side. When the electric heater breaks down, if business turn over wind or air outlet by keeping off, the inside air current of electric heater stops flowing, but heating element still continues work, and at this moment, the temperature of temperature sensing probe department can rise in the twinkling of an eye to trigger the liquid formula temperature controller that rises, further break off working circuit.
This liquid formula temperature controller installation component that rises uses with the liquid formula temperature controller that rises, has faster reaction rate, can ensure the quick accurate triggering of temperature controller, and then can provide safer protection for convection current radiation formula electric heater.
Drawings
For purposes of illustration and not limitation, the present invention will now be described in accordance with its preferred embodiments, particularly with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of a hydraulic expansion type temperature controller mounting assembly according to an embodiment of the present invention;
fig. 2 is a schematic view illustrating the flow of air when the hydraulic expansion type temperature controller mounting assembly provided in the embodiment of the present invention is in use;
fig. 3 is a diagram illustrating a state of use of a heat insulating sleeve of an installation set of a hydraulic expansion temperature controller according to an embodiment of the present invention;
fig. 4 is a schematic view of an internal structure of the convection radiation type electric heater provided by the embodiment of the present invention;
fig. 5 is a schematic view of a temperature measuring point when an air outlet of the convection radiation type electric heater provided by the embodiment of the present invention is fully covered;
fig. 6 is a schematic view of a temperature measuring point when the left side of the air outlet of the convection radiation type electric heater provided by the embodiment of the present invention is covered;
fig. 7 is a schematic view of a temperature measuring point when the right side of the air outlet of the convection radiation type electric heater provided by the embodiment of the present invention is covered.
In the figure:
1: a card slot; 2: a baffle plate; 3: a heat insulating sleeve; 40: a first mounting plate; 41: mounting holes; 42: a first connection portion; 43: a second connecting portion; 44: a second mounting plate; 5: a temperature sensing probe; 6: a housing; 7: a reflective plate; 8: a temperature controller complete machine; 9: a capillary tube.
Detailed Description
The utility model discloses among the embodiment, because baffle and heat insulation sleeve's existence makes the temperature of temperature probe department low on the one side, if break down, the air current stops flowing, and the temperature of temperature probe department can increase in the twinkling of an eye, and then triggers the liquid formula temperature controller that rises fast in the short time, makes the electric heater make the outage reaction fast, and the following concrete explanation.
Fig. 1 is a schematic structural view of a hydraulic expansion type temperature controller mounting assembly according to an embodiment of the present invention. As shown in fig. 1, the hydraulic expansion temperature controller mounting assembly includes a clamping groove 1 and a baffle 2, a main body portion of a temperature sensing probe 5 of the hydraulic expansion temperature controller is rod-shaped, the rod-shaped portion is clamped in the clamping groove 1, the baffle 2 is disposed on one side of the clamping groove 1, and the baffle 2 has a certain protruding height and is used for blocking air flow for the temperature sensing probe 5. Fig. 2 is a schematic view illustrating the flow of air when the hydraulic expansion type temperature controller mounting assembly provided by the embodiment of the present invention is used. As shown in fig. 2, when the airflow reaches the position of the baffle 2, the airflow is diverted due to the structure of the baffle 2, that is, the airflow cannot blow onto the temperature sensing probe 5. The air flow cannot directly blow to the temperature sensing probe 5, so that the ambient temperature at the temperature sensing probe 5 is lower than the temperature at other positions.
During normal work, the temperature of the temperature sensing probe 5 is always low, so that the stable operation of the electric heater can be ensured, and the condition of circuit error disconnection can not occur. If the electric heater encounters a fault, for example, the air inlet or the air outlet is completely or partially blocked, at this time, because the heating assembly continues to work, and the air flow disappears or becomes weak, the temperature in the electric heater will inevitably rise, and because the temperature at the temperature-sensing probe 5 is relatively low, when the temperature in the electric heater rises, the temperature change range at the temperature-sensing probe 5 is the largest, when the temperature reaches the trigger temperature, the temperature-sensing probe 5 is triggered, the circuit is quickly switched off, and the heating assembly stops working.
Fig. 3 is a diagram illustrating a state of the heat insulation sleeve of the installation set of the hydraulic expansion temperature controller according to the embodiment of the present invention. As shown in fig. 3, when the hydraulic expansion temperature controller mounting assembly is used, the rod body of the temperature sensing probe 5 is sleeved with the heat insulating sleeve 3, the position of the heat insulating sleeve 3 is the connection position of the clamping groove 1 and the temperature sensing probe 5, and then the temperature sensing probe 5 and the heat insulating sleeve 3 are clamped into the clamping groove 1 together. Wherein, the internal diameter of draw-in groove 1 can slightly be less than the external diameter of insulating sleeve 3, has interference fit's effect when both connect to make both connect more firmly.
After the temperature sensing probe 5 is firmly connected with the clamping groove 1, the first mounting plate 40 and the second mounting plate 44 are attached to the mounting position on the electric heater shell 6, the mounting hole 41 is aligned with the hole on the mounting position, and then the screw is screwed. During the installation, need ensure that baffle 2 is close to the air intake, and the air current contacts baffle 2 earlier promptly, and baffle 2 blocks the air current and makes the air current diversion, because the air current contacts heating element and heaies up, through setting up baffle 2, can avoid the air current of temperature-sensing probe direct contact high temperature, and then ensures that the temperature of 5 departments of temperature-sensing probe is lower relatively.
As shown in fig. 1, in the embodiment of the present invention, the length of the baffle 2 is not less than the length of the temperature sensing probe 5, preferably, the lengths of the two are equal, and in this structure, the baffle 2 can completely block the temperature sensing probe 5, thereby avoiding the situation of local temperature increase of the temperature sensing probe 5, and ensuring that the whole temperature sensing probe 5 is in a relatively low temperature environment. In addition, the baffle 2 is vertically connected with the second mounting plate 44, and the baffle 2 is vertically arranged relative to the second mounting plate 44, so that the maximization of blocking in unit area can be realized.
As shown in fig. 1, the second mounting plate 44 includes a first connecting portion 42 and a second connecting portion 43, the widths of the two connecting portions are different and are respectively adapted to the widths of the slot 1 and the baffle 2, the baffle 2 is facilitated in the setting mode, and the baffle 2 is influenced by the airflow acting force when in use, so that the width of the second connecting portion 43 is larger and more stable support can be provided when the baffle 2 is connected with the second connecting portion 43.
Fig. 4 is the embodiment of the present invention provides an internal structure diagram of a convection radiation type electric heater. As shown in fig. 1 to 4, the convection radiation type electric heater includes a housing 6, an air inlet is provided at the bottom of the housing 6, an air outlet is provided at the top, the air outlet is located on the top plate of the housing 6, or located at a position close to the top of the panel, and a liquid expansion type temperature controller and the liquid expansion type temperature controller installation assembly are provided in the housing 6; the temperature sensing probe 5 of the liquid expansion type temperature controller is positioned on an air path between the air inlet and the air outlet and is fixedly connected with the shell 6 through the clamping groove 1, and the baffle 2 is arranged close to the air inlet, so that air flow blowing to the temperature sensing probe 5 can be shielded.
As shown in fig. 4, the utility model discloses in the embodiment, casing 6 still includes reflecting plate 7, reflecting plate 7 is located casing 6, reflecting plate 7 is located between electric heater heating element and the 6 backplate of casing, liquid formula temperature controller installation component and reflecting plate 7 fixed connection rise, temperature sensing probe 5 and liquid formula temperature controller installation component that rises are located the middle part in wind channel, and have the limited interval apart from the air outlet, both set up the middle part upper position at reflecting plate 7 promptly, and liquid formula temperature controller's the whole machine 8 of temperature controller that rises then sets up in one side of reflecting plate 7, be connected through capillary 9 between temperature controller complete machine 8 and the temperature sensing probe 5.
In the convection current radiation formula electric heater, reflecting plate 7 is close to the backplate setting of casing 6, sets up reflective coating in one side of reflecting plate 7 orientation heating element, and reflective coating has about the direction to the heat, can further improve the efficiency of radiation heating with the heat to 6 panel directions reflections of casing, and in addition, reflecting plate 7 still can avoid the backplate of casing 6 overheated, safe and reliable more during the use.
After the temperature sensing probe 5 is installed, the temperature at the position of the temperature sensing probe 5 is lower than the temperature inside the flow radiation type electric heater by 10-20 ℃ generally due to the existence of the baffle 2 and the heat insulation sleeve 3, so that the normal work of the electric heater can be ensured, and the sensitivity of the temperature sensing probe 5 can be ensured. The specific mounting location analysis is as follows:
fig. 5 is a schematic view of a temperature measuring point when an air outlet of the convection radiation type electric heater provided by the embodiment of the present invention is fully covered; fig. 6 is a schematic view of a temperature measuring point when the left side of the air outlet of the convection radiation type electric heater provided by the embodiment of the present invention is covered; fig. 7 is a schematic view of a temperature measuring point when the right side of the air outlet of the convection radiation type electric heater provided by the embodiment of the present invention is covered. As shown in fig. 5 to 7, in the case of full covering, left covering and right covering of the outlet (the left and right are based on the view angle shown in the figure), 20 mounting positions are respectively selected on the convection radiation type electric heater, and then, the temperature when the hydraulic expansion type temperature controller mounting assembly is used at each position (i.e., the temperature at the position with the structure of the damper 2) is measured to obtain the following data, referring to table 1:
TABLE 1
In general, a liquid expansion temperature controller with 120 ℃ cut-off temperature is adopted in the convection radiation type electric heater, and as can be seen from the content in table 1, when the air outlet is fully covered, the temperatures at the position 8, the position 9, the position 12, the position 17, the position 18 and the position 19 can meet the requirement of being 10-20 ℃ lower; when the left side of the air outlet is covered, the temperatures of the positions 5, 6, 8, 16 and 19 can meet the requirement of 10-20 ℃ lower; when the right side of the air outlet is covered, the temperatures at the position 6, the position 7, the position 8, the position 15, the position 16 and the position 17 can meet the requirement of being lower by 10-20 ℃, so that the temperature sensing probe 5 can be in an ideal working environment when being installed at an upper position of the convection radiation type electric heater, and therefore, the temperature sensing probe 5 is preferably installed at an upper position in the electric heater; in addition, when the temperature sensing probe 5 is installed at the center position, there is a large temperature change at the position regardless of whether it is left-covered or right-covered, and the minimum temperature at which the thermostat is turned off can be reached. Therefore, in the embodiment of the present invention, the temperature sensing probe 5 is installed at a position on the upper side of the middle of the reflection plate 7.
When the convection radiation type electric heater is used, the baffle 2 and the heat insulation sleeve 3 are added, so that high-temperature airflow is prevented from directly blowing the temperature sensing probe 5, the temperature of the temperature sensing probe 5 is prevented from being too high due to heat transfer, and the temperature at the temperature sensing probe 5 is correspondingly lower than other positions in the electric heater. When the electric heater breaks down, if business turn over wind or air outlet sheltered from by whole or part, the inside air current of electric heater stops or weakens, and at this moment, heating element still continues work, and the temperature of temperature sensing probe 5 department can rise in the twinkling of an eye to trigger the liquid formula temperature controller that rises, and then break off working circuit.
This liquid formula temperature controller installation component that rises uses with the liquid formula temperature controller that rises, has faster reaction rate, can ensure the quick accurate triggering of temperature controller, and then can provide safer protection for convection current radiation formula electric heater.
The above detailed description does not limit the scope of the present invention. Those skilled in the art will appreciate that various modifications, combinations, sub-combinations, and substitutions can occur, depending on design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The mounting assembly of the hydraulic expansion type temperature controller is characterized by comprising a clamping groove (1) and a baffle (2), wherein the clamping groove is used for covering and connecting a temperature sensing probe (5);
one side wall of the clamping groove (1) is connected with the baffle (2), and the projection of the clamping groove (1) to the baffle is totally arranged in the baffle (2).
2. The hydraulically expanding temperature controller mounting assembly of claim 1, further comprising a heat insulating sleeve (3) for sleeving the temperature sensing probe, wherein the clamping groove (1) is connected to the temperature sensing probe (5) through the heat insulating sleeve (3).
3. The hydraulically expanding temperature controller mounting assembly of claim 1, wherein the length of the baffle (2) along the axial direction of the slot (1) is not less than the length of the temperature sensing probe (5).
4. The hydraulically expanding temperature controller mounting assembly of claim 1, wherein free edges of two side walls of the clamping groove (1) are respectively connected to a first mounting plate (40) and a second mounting plate (44), the first mounting plate (40) and the second mounting plate (44) are provided with mounting holes (41), and the mounting holes (41) are used for connecting the hydraulically expanding temperature controller mounting assembly to an electric heater;
the clamping groove (1) is connected with the baffle (2) through a second mounting plate (44).
5. The hydraulically expanding thermostat mounting assembly of claim 4, wherein the first mounting plate (40), the second mounting plate (44) and the free edges of the two side walls of the slot (1) are located on the same plane.
6. The hydraulically expanding thermostat mounting assembly of claim 5, wherein the baffle (2) is perpendicularly connected to an end of the second mounting plate (44) distal from the slot (1).
7. The hydraulically expanding thermostat mounting assembly of claim 4, wherein the second mounting plate (44) includes a first connection portion (42) and a second connection portion (43);
the first connecting part (42) is connected with the clamping groove (1), and the length of the first connecting part (42) is the same as that of the clamping groove (1);
the second connecting part (43) is connected with the baffle (2), and the length of the second connecting part (43) is the same as that of the baffle (2).
8. A convection radiant electric heater comprising a housing (6), a hydraulically expanding temperature controller, and the hydraulically expanding temperature controller mounting assembly of any one of claims 1 to 7, wherein:
the bottom of the shell (6) is provided with an air inlet, and the top is provided with an air outlet;
the liquid expansion type temperature controller is arranged in the shell (6);
the temperature sensing probe (5) of the liquid expansion type temperature controller is positioned on the air path between the air inlet and the air outlet and is connected with the shell (6) through the clamping groove (1), and the baffle (2) is arranged between the air inlet and the clamping groove (1) so as to shield the air flow blowing to the temperature sensing probe (5).
9. The convection radiation type electric heater according to claim 8, wherein the air inlet and the air outlet have a limited width to form an air channel from the air inlet to the air outlet, and the temperature sensing probe (5) and the liquid expansion type temperature controller mounting assembly are located in the middle of the air channel and have a limited distance from the air outlet.
10. The convection radiation type electric heater according to claim 8, wherein the housing (6) further comprises a reflection plate (7), and the hydraulic expansion type temperature controller mounting assembly is connected with the reflection plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022098661.6U CN212565997U (en) | 2020-09-23 | 2020-09-23 | Liquid rises formula temperature controller installation component and convection current radiation formula electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022098661.6U CN212565997U (en) | 2020-09-23 | 2020-09-23 | Liquid rises formula temperature controller installation component and convection current radiation formula electric heater |
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| Publication Number | Publication Date |
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| CN212565997U true CN212565997U (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022098661.6U Active CN212565997U (en) | 2020-09-23 | 2020-09-23 | Liquid rises formula temperature controller installation component and convection current radiation formula electric heater |
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| CN (1) | CN212565997U (en) |
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