CN207817548U - A kind of temperature control equipment and the heating furnace equipped with the temperature control equipment - Google Patents
A kind of temperature control equipment and the heating furnace equipped with the temperature control equipment Download PDFInfo
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- CN207817548U CN207817548U CN201820140717.XU CN201820140717U CN207817548U CN 207817548 U CN207817548 U CN 207817548U CN 201820140717 U CN201820140717 U CN 201820140717U CN 207817548 U CN207817548 U CN 207817548U
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- thermosensitive wire
- elastic sheet
- electroconductive elastic
- temperature control
- insulation shell
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Abstract
A kind of temperature control equipment of the utility model offer and heating furnace, temperature control equipment includes insulation shell, thermosensitive wire, first electroconductive elastic sheet and the second electroconductive elastic sheet, thermosensitive wire includes connected first end and second end, the first end of thermosensitive wire is set on the outside of insulation shell, the second end of thermosensitive wire pierces into insulation shell, thermosensitive wire is fixed by fixed component and insulation shell, first electroconductive elastic sheet one end is fixed with inside insulation shell, the other end is free end, second electroconductive elastic sheet is fixed on inside insulation shell, the free end of first electroconductive elastic sheet is contacted with the second electroconductive elastic sheet, it is supported to the first electroconductive elastic sheet when the second end elongation of thermosensitive wire, and the contact between the first electroconductive elastic sheet and the second electroconductive elastic sheet can be made to disconnect.The temperature control device structure is simple, and making material is cheap and easy to get, when temperature deviates in certain temperature difference will not frequent starting and stopping can significantly reduce production cost for temperature accuracy device of less demanding, save electricity, increase service life.
Description
Technical field
The utility model belongs to heating device technology area, more particularly, to a kind of temperature control equipment and is equipped with the temperature
The heating furnace of control device.
Background technology
Heating furnace is the device of common heated material, is widely used in the fields such as oil, chemical industry, pharmacy, food, including
Large-scale industrial oven in order and small-sized heating furnace.Heating Furnace is usually used in the heating equipment of field of food, such as electricity
Rice cooker, oven etc..
In the prior art, Heating Furnace is usually made of heating wire, temperature sensor and temperature controller, temperature sensor one
As be thermocouple, such Heating Furnace temperature control is sensitive, generally can by heating furnace temperature control in more constant value, be applicable in
In the equipment for needing precisely sensitive control, still, the class A furnace A is for need to only control temperature in certain temperature range, no
For the equipment for needing accurate sensitive temperature control, on the one hand, the lower equipment of production cost for being not required to sensitive temperature control uses control
Warm sensitive temperature sensor and temperature controller cost are too high, complicated, cause the waste of production cost；On the other hand, for
The cooperation of temperature sensor and temperature controller, once actual temperature is offset slightly from setting value in heating process, sensor can supervise quickly
It measures, make temperature controller output control heating wire heating and stops heating, temperature control process is sensitive, and heater strip is made frequently to start and stop
Only, it causes the serious waste of electricity while the service life of heating wire and heater circuit can be reduced；Further, since thermocouple is single
Point thermometric, the temperature monitored is the temperature of regional area in heating furnace, can not reflect heating furnace bulk temperature.
Invention content
Problem to be solved in the utility model is to provide a kind of temperature control equipment and adding equipped with the temperature control equipment
Hot stove, simple in structure, production cost is low, and suitable for only needing temperature controlling the device in certain temperature range, electricity consumption section
It saves, service life is long.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of temperature control equipment, including it is exhausted
Edge shell, thermosensitive wire, the first electroconductive elastic sheet and the second electroconductive elastic sheet, thermosensitive wire include connected first end and second end, temperature-sensitive
The first end of silk is set on the outside of insulation shell, and the second end of thermosensitive wire pierces into insulation shell, thermosensitive wire by fixed component with
Insulation shell connects, and one end of the first electroconductive elastic sheet and the inside of insulation shell connect, and the other end is free end, the second conductive bullet
Piece is set to inside insulation shell, and the free end of the first electroconductive elastic sheet is contacted with the second electroconductive elastic sheet, the second end elongation of thermosensitive wire
When support on the first electroconductive elastic sheet, and the contact between the first electroconductive elastic sheet and the second electroconductive elastic sheet can be made to disconnect.
In technical solution, it is preferred that be also cased with metal sleeve on the outside of thermosensitive wire.
In technical solution, it is preferred that metal sleeve is stainless steel tube.
In technical solution, it is preferred that fixed component includes baffle, casing and spring, and baffle is connect with insulation shell, baffle
It is equipped with the through-hole passed through for thermosensitive wire, one end of spring and the second end of thermosensitive wire connect, and the other end and the baffle of spring connect
It connects, casing is set on the outside of thermosensitive wire, and the first end of casing one end and thermosensitive wire connects, and the other end is connect with baffle.
In technical solution, it is preferred that further include the insulating element at the top of the second end set on thermosensitive wire, the of thermosensitive wire
Insulating element is supported to the first electroconductive elastic sheet when two ends extend.
In technical solution, it is preferred that the end of the first end and second end of thermosensitive wire is respectively equipped with the first flange and second
Flange, casing are fastened between baffle and the first flange, and spring is fastened between baffle and the second flange.
In technical solution, it is preferred that thermosensitive wire uses stainless steel wire.
In technical solution, it is preferred that casing is quartz socket tube.
The another object of the utility model is to provide a kind of heating furnace, including furnace body and the heat-generating disc in furnace body, also
Including above-mentioned temperature control equipment, the second end of thermosensitive wire is set in furnace body at heat-generating disc, and temperature control equipment passes through
First electroconductive elastic sheet and the second electroconductive elastic sheet connect heating furnace heater circuit in.
In technical solution, it is preferred that fixed component includes baffle, casing and spring, and baffle is connect with insulation shell, baffle
It is equipped with the through-hole passed through for thermosensitive wire, one end of spring and the second end of thermosensitive wire connect, and the other end and the baffle of spring connect
It connects, casing is set on the outside of thermosensitive wire, and the first end of casing one end and thermosensitive wire connects, and the other end is connect with baffle.
The utility model has the advantages and positive effects of：The temperature control equipment and equipped with the temperature control equipment
Heating furnace structure is simple, and making material therefor is cheap and easy to get, and small cost, the heating of less demanding to temperature control precision are filled
Production cost is greatly reduced for setting, and with thermocouple compared with the combination of temperature controller, expanding with heat and contract with cold for thermosensitive wire will not
It is sensitive as thermocouple temperature measurement so that it has certain lag to the control of temperature, will not be controlled in certain temperature range
Heater strip processed starts or stops heating, therefore heater strip will not be made frequently to start and stop because temperature is offset slightly from setting value
Only, for temperature control precision heating device of less demanding, can greatly save electricity, and heating element can be increased
With the service life of heater circuit.
Description of the drawings
Fig. 1 is the structural schematic diagram of the temperature control equipment of the utility model embodiment.
Fig. 2 be the temperature control equipment of the utility model embodiment structure in insulation shell internal structure amplification signal
Figure.
Fig. 3 is the structural schematic diagram of the heating furnace of the utility model embodiment.
In figure：
1, insulation shell 2, thermosensitive wire 3, electroconductive elastic sheet
4, electroconductive elastic sheet 5, fixed component 6, metal sleeve
7, insulating element 8, furnace body 9, heat-generating disc
21, first end 22, second end 23, flange
24, flange 51, baffle 52, casing
53, spring
Specific implementation mode
Heating furnace in the prior art is made of heater strip, temperature sensor and temperature controller, and temperature control process is sensitive,
But for need to only control temperature in certain temperature range, be not required to the device of accurate sensitive temperature control, existing device at
This is excessively high, complicated, and cost is caused to waste, and accurate sensitive temperature control process makes the initiation culture of heater strip greatly improve,
Electricity waste is serious, and makes heater strip and heater circuit reduced lifetime.
To solve the above-mentioned problems, as shown in Figure 1, present embodiments providing a kind of temperature control equipment, including insulation shell
Body 1, thermosensitive wire 2, electroconductive elastic sheet 3 and electroconductive elastic sheet 4, thermosensitive wire 2 include the first end 21 being connected and second end 22, thermosensitive wire 2
First end 21 be set to the outside of insulation shell 1, the second end 22 of thermosensitive wire 2 pierces into insulation shell 1, and thermosensitive wire 2 passes through solid
Determine component 5 to fix with insulation shell 1, one end and the inside of insulation shell 1 of electroconductive elastic sheet 3 are fixed, and the other end is free end, is led
Electric shrapnel 4 is fixed on the inside of insulation shell 1, and the free end of electroconductive elastic sheet 3 is contacted with electroconductive elastic sheet 4, the second end of thermosensitive wire 2
It is supported to electroconductive elastic sheet 3 when 22 elongation, and the contact between electroconductive elastic sheet 3 and electroconductive elastic sheet 4 can be made to disconnect.
During use, electroconductive elastic sheet 3 and electroconductive elastic sheet 4 connect respectively as the heater circuit of a terminal and heating furnace
Connect, temperature control equipment connected into heater circuit, control the start and stop of heater circuit, when normal condition, electroconductive elastic sheet 3 from
Contacted with electroconductive elastic sheet 4 by holding, heater circuit be connected to, heater strip startup is begun to warm up, the thermosensitive wire 2 in heating furnace by
It thermally expands, after temperature rises to certain value, 2 expanded by heating of thermosensitive wire is extended to certain length, and the second end 22 of thermosensitive wire 2 is supported extremely
The lower section of electroconductive elastic sheet 3 jacks up electroconductive elastic sheet 3, so that the position that electroconductive elastic sheet 3 is contacted with electroconductive elastic sheet 4 is separated, heater circuit
It disconnects, stops heating, to realize that the temperature to heating furnace controls.The temperature control device structure is simple, makes material therefor
It is cheap and easy to get, for greatly reducing production cost for small cost, the heating device of less demanding to temperature control precision, and
And with thermocouple compared with the combination of temperature controller, expanding with heat and contract with cold for thermosensitive wire 2 will not be sensitive as thermocouple temperature measurement so that its
There is certain lag to the control of temperature, heater strip will not be controlled in certain temperature range and starts or stops heating, therefore
Heater strip will not be made frequently to start and stop because temperature is offset slightly from setting value, it is of less demanding for temperature control precision
Heating device, can greatly save electricity, and the service life of heating element and heater circuit can be increased.
Wherein, thermosensitive wire 2 is to the thermo-responsive material with determining coefficient of thermal expansion, according to the material of thermosensitive wire 2
Coefficient of thermal expansion calculate its elongation in set temperature value, to which position of the thermosensitive wire in insulation shell 1 be arranged,
Keep thermosensitive wire 2 extending to being jacked up at electroconductive elastic sheet 3 in set temperature, in the prior art there are many kinds of thermosensitive wires 2, such as
Various metal materials, iron, copper etc., coefficient of thermal expansion can be found, it is preferred that stainless using stainless steel wire as thermosensitive wire
Steel wire is corrosion-resistant, can continue working at high temperature, have preferable creep strength.Those skilled in the art are according to above-mentioned setting side
Method and available material mentioned above combine the coefficient of thermal expansion of each material that can make to obtain the temperature control equipment.
Wherein, it is furthermore preferred that metal sleeve 6 can also be arranged in the outside of thermosensitive wire 2, and metal sleeve 6 is set in temperature-sensitive
After silk 2 is outer, the heat transmission resistance of electrothermal furnace heat sensitive silk is made to be increased slightly, heat transfer coefficient is declined slightly, and is played buffering to heat transfer and is made
Influence with the change of, the temperature in electrothermal furnace to thermosensitive wire 2 is slightly reduced, so as to the temperature control equipment of increasing slightly
Temperature control temperature range, the temperature of heating furnace in the range when stove silk working condition do not change, for such as oven etc. pair
Heating in-furnace temperature control is met to a certain range and is wanted by the heating equipment of temperature control precision field of food of less demanding
Ask, the stop frequency of heating wire can be greatly reduced by increasing the temperature range of temperature control, substantially reduce electricity consumption, improve heating wire and
The service life of heater circuit.Metal sleeve 6 can select various heat safe metal materials, such as iron, copper, aluminium, it is preferred that
Metal sleeve 6 uses stainless steel, and high temperature resistance is good, and can prevent use for a long time from making moist and be corroded.
Preferably, the top of the second end 22 of thermosensitive wire 2 is preferably provided an insulating element 7, when 2 expanded by heating of thermosensitive wire is stretched
When long, the insulating element 7 in second end 22 is supported to electroconductive elastic sheet 3, pushes 3,4 points of electroconductive elastic sheet to open, at this time insulating element 7
Between two electroconductive elastic sheets, circuit is made to disconnect, prevents from contacting with two electroconductive elastic sheets because of thermosensitive wire 2, when making circuit that should disconnect
Still be connected.
Thermosensitive wire 2 and the fixation of insulation shell 1 can be fixed by various fixed forms, such as welding, threaded connection etc.,
As long as thermosensitive wire 2 can be made to be fixed with insulation shell 1, and one end of thermosensitive wire 2 is located at 1 inside of insulation shell, other end position
The invention can be realized in the outside of insulation shell 1.Wherein, as shown in Fig. 2, a kind of preferred mode, fixed component 5 are wrapped
Baffle 51, casing 52 and spring 53 are included, baffle 51 is connect with insulation shell 1, can be welding or be connected by screw and nut
It connects, baffle 51 is equipped with the through-hole passed through for thermosensitive wire 2, and one end of spring 53 is connect with the second end 22 of thermosensitive wire 2, spring 53
The other end connect with baffle 51, casing 52 is set in the outside of thermosensitive wire 2, the first end of one end and thermosensitive wire 2 of casing 52
21 connections, the other end are connect with baffle 51, and spring 53 is compressive state, and thermosensitive wire 2 is located at 1 outside of insulation shell by casing 52
One end is fixed with baffle 51, and one end that thermosensitive wire 2 is located at the inside of insulation shell 1 is locked by spring 53, due to the bullet of spring 53
Power applies thermosensitive wire 2 upward power always, when 2 expanded by heating of thermosensitive wire, the telescopic deformation of entire thermosensitive wire 2 is made all to produce
Raw one end positioned at 1 inside of insulation shell will not be extended to the one end in 1 outside of insulation shell, can be more accurately according to heat
The position of coefficient of thermal expansion and preset temperature the setting thermosensitive wire 2 of quick silk.
Wherein, baffle 51 and spring 53 can use the heating resisting metals materials such as copper, iron, stainless steel be made, and casing 52 can be with
Using various heat proof materials, it is preferable to use quartz material, quartzy high temperature resistant, transparent, the state of observable thermosensitive wire, casing 52 with
The connection type of the first end 21 of baffle 51 and thermosensitive wire can be welding or other connection types, the of spring 53 and thermosensitive wire
The connection type at two ends 22 may be welding or other connection types, it is preferred that in the first end 21 and second end of thermosensitive wire 2
22 end is respectively equipped with a flange 23,24, and flange 23 is stuck in outside the nozzle of casing 52, and flange 24 is stuck in the steel ring of spring 53
Outside, the position of thermosensitive wire 2 is fixed by fastening by the elastic force of spring 53, compared to being welded and fixed, such fixed form spirit
Activity is stronger, wherein a certain component, which is broken, can be individually replaced the component, without all replacing.
Insulation shell 1 can be made using any insulating materials, such as polytetrafluoroethylene (PTFE), polyurethane etc., or each
The shell of kind shape, electroconductive elastic sheet 3,4 can be made using various conductive materials.
The another object of the utility model is to provide a kind of heating furnace, as shown in figure 3, including furnace body 8 and in furnace body 8
Heat-generating disc 9, further include above-mentioned temperature control equipment, wherein the second end 22 of thermosensitive wire 2 is set in furnace body 8 close to fever
Pan9Chu, temperature control equipment connected by electroconductive elastic sheet 3 and electroconductive elastic sheet 4 heating furnace heater circuit in.Normal condition
When, the free end of electroconductive elastic sheet 3 is contacted with electroconductive elastic sheet 4, and the heater circuit of heating furnace is made to be connected, and the startup of heat-generating disc 9 starts to add
Heat, with the raising of temperature, 2 expanded by heating of thermosensitive wire being set in heating furnace, after temperature rises to certain value, thermosensitive wire 2 by
Elongation is thermally expanded to certain length, the second end 22 of thermosensitive wire 2 supports to the lower section of electroconductive elastic sheet 3, electroconductive elastic sheet 3 is jacked up, is made
The position that electroconductive elastic sheet 3 is contacted with electroconductive elastic sheet 4 separates, and the heater circuit of heating furnace disconnects, and stops heating.Used in the heating furnace
Temperature control device structure it is simple, it is cheap and easy to get to make material therefor, for small cost, of less demanding to temperature control precision
Heating device for greatly reduce production cost, it is low that temperature controls sensitivity, in certain temperature range internally heated oven
Heat-generating disc will not be activated or stop heating, therefore because temperature is offset slightly from setting value will not make that heat-generating disc is added frequently to start
And stopping, for the heating device that temperature control precision is of less demanding, the heating furnace can greatly save electricity, and add
The heating element longer life expectancy of hot stove.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should all still belong within the patent covering scope of the utility model.
Claims (10)
1. a kind of temperature control equipment, it is characterised in that：It is conductive including insulation shell, thermosensitive wire, the first electroconductive elastic sheet and second
Shrapnel, the thermosensitive wire include connected first end and second end, and the first end of the thermosensitive wire is set to outside the insulation shell
The second end of side, the thermosensitive wire pierces into the insulation shell, and the thermosensitive wire passes through fixed component and the insulation shell
Connection, one end of first electroconductive elastic sheet are connect with the inside of the insulation shell, and the other end is free end, and described second leads
Electric shrapnel is set to inside the insulation shell, and the free end of first electroconductive elastic sheet is contacted with second electroconductive elastic sheet, institute
It is supported to first electroconductive elastic sheet when second end elongation for stating thermosensitive wire, and first electroconductive elastic sheet and described second can be made
Contact between electroconductive elastic sheet disconnects.
2. temperature control equipment according to claim 1, it is characterised in that：The outside of the thermosensitive wire is also cased with metallic sheath
Pipe.
3. temperature control equipment according to claim 2, it is characterised in that：The metal sleeve is stainless steel tube.
4. according to any temperature control equipments of claim 1-3, it is characterised in that：The fixed component include baffle,
Casing and spring, the baffle are connect with the insulation shell, and the baffle is equipped with the through-hole passed through for the thermosensitive wire, institute
The one end for stating spring is connect with the second end of the thermosensitive wire, and the other end of the spring is connect with the baffle, described sleeve pipe
It is set on the outside of the thermosensitive wire, described sleeve pipe one end is connect with the first end of the thermosensitive wire, and the other end connects with the baffle
It connects.
5. according to any temperature control equipments of claim 1-3, it is characterised in that：Further include being set to the thermosensitive wire
The insulating element at the top of second end, the insulating element is supported to the described first conductive bullet when the second end elongation of the thermosensitive wire
On piece.
6. temperature control equipment according to claim 4, it is characterised in that：The first end and second end of the thermosensitive wire
End is respectively equipped with the first flange and the second flange, and described sleeve pipe is fastened between the baffle and first flange, described
Spring is fastened between the baffle and second flange.
7. according to any temperature control equipments of claim 1-3, it is characterised in that：The thermosensitive wire is stainless steel wire.
8. temperature control equipment according to claim 4, it is characterised in that：Described sleeve pipe is quartz socket tube.
9. a kind of heating furnace, including furnace body and the heat-generating disc in the furnace body, it is characterised in that：Further include such as claim
The second end of any temperature control equipments of 1-3, the thermosensitive wire is set in the furnace body at the heat-generating disc, institute
Temperature control equipment is stated to connect into the heating electricity of the heating furnace by first electroconductive elastic sheet and second electroconductive elastic sheet
Lu Zhong.
10. heating furnace according to claim 9, it is characterised in that：The fixed component includes baffle, casing and spring,
The baffle is connect with the insulation shell, the through-hole that the baffle is passed through equipped with the confession thermosensitive wire, and the one of the spring
End is connect with the second end of the thermosensitive wire, and the other end of the spring is connect with the baffle, and described sleeve pipe is set in described
On the outside of thermosensitive wire, described sleeve pipe one end is connect with the first end of the thermosensitive wire, and the other end is connect with the baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820140717.XU CN207817548U (en) | 2018-01-29 | 2018-01-29 | A kind of temperature control equipment and the heating furnace equipped with the temperature control equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820140717.XU CN207817548U (en) | 2018-01-29 | 2018-01-29 | A kind of temperature control equipment and the heating furnace equipped with the temperature control equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207817548U true CN207817548U (en) | 2018-09-04 |
Family
ID=63321557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820140717.XU Active CN207817548U (en) | 2018-01-29 | 2018-01-29 | A kind of temperature control equipment and the heating furnace equipped with the temperature control equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207817548U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109103787A (en) * | 2018-09-10 | 2018-12-28 | 镇江禹成机电有限公司 | A kind of active power filtering cabinet with automatic heat radiation |
| WO2023005861A1 (en) * | 2021-07-26 | 2023-02-02 | 浙江飞越机电有限公司 | Pressure relief valve state detection structure for electric hydraulic pipe-machining tool |
-
2018
- 2018-01-29 CN CN201820140717.XU patent/CN207817548U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109103787A (en) * | 2018-09-10 | 2018-12-28 | 镇江禹成机电有限公司 | A kind of active power filtering cabinet with automatic heat radiation |
| WO2023005861A1 (en) * | 2021-07-26 | 2023-02-02 | 浙江飞越机电有限公司 | Pressure relief valve state detection structure for electric hydraulic pipe-machining tool |
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210126 Address after: 300350 No.1 Zhengxiang Road, beizhakou Town, Jinnan District, Tianjin Patentee after: Tianjin Mann Filter Technology Co.,Ltd. Address before: 300252 songlinli, Lushan Road, Hedong District, Tianjin Patentee before: TIANJIN MAN INDUSTRY & TRADE Co.,Ltd. |