CN208887109U - A kind of duct insert heater that stability is high - Google Patents
A kind of duct insert heater that stability is high Download PDFInfo
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- CN208887109U CN208887109U CN201821263083.3U CN201821263083U CN208887109U CN 208887109 U CN208887109 U CN 208887109U CN 201821263083 U CN201821263083 U CN 201821263083U CN 208887109 U CN208887109 U CN 208887109U
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- air duct
- heating tube
- electric heating
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Abstract
The utility model relates to a kind of duct insert heaters that stability is high, including air duct case, the air duct box top is fixedly connected with mounting plate by fixing bolt, through-hole is offered on the air duct case, the through-hole is located at below mounting plate, the mounting plate bottom is evenly arranged with electric heating tube, the electric heating tube is fixedly mounted on a mounting board, the electric heating tube passes through through-hole and extends in the case of air duct, thermal insulation board is set at the top of the mounting plate, the electric heating tube top is connected with binding post, the binding post runs through mounting plate, thermal insulation board is fixedly connected with junction box, air duct box cavity bottom is provided with ceramic base, air inlet is provided on the right side of the air duct case, filter plate is provided on the left of the air inlet, air outlet is provided on the left of the air duct case, the air outlet inner cavity top is provided with temperature sensor, to distinguished and admirable progress Homogeneous heating, heating efficiency are high when heating, and overall mechanical properties are good, are relatively suitble to automatically control, extend service life.
Description
Technical field
The utility model relates to a kind of duct insert heaters that stability is high, belong to heater device technical field.
Background technique
Air duct electric heater is the Novel heating equipment exclusively for gas heating, the equipment by air duct electric heater ontology and
Control system two parts composition, air duct type heater are mainly used for the heating of the air in air duct, and specification is divided into low temperature, medium temperature, height
Warm three kinds of forms, being common that in structure use steel plate support electrothermal tube to reduce the vibration of electrothermal tube, in terminal box
Be equipped with ultra-temp. control device, separately in terms of control except installing through transport additional also between blower and heater equipped in addition to overtemperature prote
Device must add a differential pressure device after blower starting to ensure that electric heater starts, to prevent blower event before and after heater
Barrier, air duct electric heater is common industrial equipment, and in large-scale air duct electric heater, shell is larger, and shell is intracorporal to be added
Heat pipe is also long, therefore under the action of the forces of the wind, inevitably shakes, especially blower stop working and start work when
It waits, shaking is more violent, thus heating tube is caused to be easily damaged, increases use cost.
Utility model content
The purpose of this utility model is to provide a kind of duct insert heaters that stability is high, are added by setting mounting plate and electricity
Heat pipe, convenient for protruding into electric heating tube in the case of air duct, then by mounting plate and the fixed installation of air duct case, due to being set on electric heating tube
Fixed plate has been set, the stability of electric heating tube can be increased, air duct box cavity bottom is provided with ceramic base, by electric heating tube bottom
In end insertion groove, it is further ensured that electric heating tube will not shake at work, increase its safety, reliability, passes through setting
Filter plate, the grid on filter plate can disperse the distinguished and admirable of entrance, avoid in wind speed since wind pressure is big, wind speed
Fastly, air-flow is extremely difficult to ideal heating effect, and hot wind is it is difficult to ensure that heating effect, filter screen can filter out miscellaneous in air-flow
Matter avoids causing to damage to electric heating tube, the temperature by the way that temperature sensor is arranged, after heating in the case of real-time detection air duct to air-flow
Degree, can be adjusted, to solve the problems mentioned in the above background technology when not reaching standard.
To achieve the above object, the utility model provides the following technical solutions:
A kind of duct insert heater that stability is high, including air duct case, the air duct box top connect by the way that fixing bolt is fixed
It is connected to mounting plate, through-hole is offered on the air duct case, the through-hole is located at below mounting plate, and the mounting plate bottom is uniformly set
It is equipped with electric heating tube, the electric heating tube is fixedly mounted on a mounting board, and the electric heating tube passes through through-hole and extends to air duct case
It is interior, thermal insulation board is set at the top of the mounting plate, and the electric heating tube top is connected with binding post, and the binding post is through installation
Plate, thermal insulation board are fixedly connected with junction box, and air duct box cavity bottom is provided with ceramic base, setting on the right side of the air duct case
There is air inlet, filter plate is provided on the left of the air inlet, is provided with air outlet, the air outlet inner cavity on the left of the air duct case
Top is provided with temperature sensor.
Further, insulating is provided on the outside of the air duct case.
Further, fixed plate is provided among the electric heating tube.
Further, the binding post outer sheath is equipped with ceramic tube, is provided with insulating protection pad on the outside of the junction box.
Further, it being uniformly provided with groove at the top of the ceramic base, the groove intracavity bottom is provided with elastic cushion,
The electric heating tube bottom end is inserted into the groove.
Further, the filter plate is made of grid, filter screen, and the filter screen is fitted on the left of grid, the wind
Mounting blocks are symmetrically arranged on the right side of road box cavity, the grid is connect by fixing bolt with the mounting blocks.
The beneficial effects of the utility model are: a kind of duct insert heater that stability is high involved in the utility model, leads to
Setting mounting plate and electric heating tube are crossed, convenient for protruding into electric heating tube in the case of air duct, then passes through mounting plate and the fixed peace of air duct case
Dress can increase the stability of electric heating tube, air duct box cavity bottom is provided with pottery due to being provided with fixed plate on electric heating tube
Electric heating tube bottom end is inserted into groove, is further ensured that electric heating tube will not shake at work, increase its safety by porcelain pedestal
Property, reliability, by the way that filter plate is arranged, the grid on filter plate can disperse the distinguished and admirable of entrance, avoid in wind
For speed since wind pressure is big, wind speed is fast, air-flow is extremely difficult to ideal heating effect, and hot wind is it is difficult to ensure that heating effect, real-time detection
To the temperature after air-flow heating in the case of air duct, can be adjusted when not reaching standard, it is real by the way that temperature sensor is arranged
When detection air duct case in air-flow heating after temperature, can be adjusted when not reaching standard, good mechanical property, heat
It is high-efficient, relatively it is suitble to automatically control, extends service life.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel specific embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
Fig. 1 is a kind of overall structure diagram for the duct insert heater that stability is high of the utility model；
Fig. 2 is a kind of air duct case right side view of duct insert heater that stability is high of the utility model；
Fig. 3 is a kind of groove schematic diagram for the duct insert heater that stability is high of the utility model；
Fig. 4 is a kind of filter plate schematic diagram for the duct insert heater that stability is high of the utility model；
Figure label: 1, air duct case；2, mounting plate；3, through-hole；4, electric heating tube；5, thermal insulation board；6, binding post；7, wiring
Case；8, ceramic base；9, air inlet；10, filter plate；11, air outlet；12, temperature sensor；13, insulating；14, solid
Fixed board；15, groove；16, elastic cushion；17, grid；18, filter screen；19, mounting blocks.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Fig. 1-Fig. 4 is please referred to, the utility model provides a kind of technical solution:
A kind of duct insert heater that stability is high, including air duct case 1 are fixed by fixing bolt at the top of the air duct case 1
It is connected with mounting plate 2, through-hole 3 is offered on the air duct case 1, the through-hole 3 is located at 2 lower section of mounting plate, 2 bottom of mounting plate
Portion is evenly arranged with electric heating tube 4, and the electric heating tube 4 is fixedly mounted on mounting plate 2, and the electric heating tube 4 passes through through-hole 3
It extends in air duct case 1, is installed convenient for protruding into electric heating tube 4 in the case of air duct, thermal insulation board is set at the top of the mounting plate 2
5,4 top of electric heating tube is connected with binding post 6, and the binding post 6 is fixedly connected with wiring through mounting plate 2, thermal insulation board 5
Case 7,1 intracavity bottom of air duct case are provided with ceramic base 8, and 4 bottom end of electric heating tube is inserted into groove 15, is further ensured that
Electric heating tube 4 will not shake at work, increase its safety, reliability, air inlet 9, institute are provided on the right side of the air duct case 1
It states and is provided with filter plate 10 on the left of air inlet 9, the grid 17 on filter plate 10 can disperse the distinguished and admirable of entrance, avoid working as
In wind speed since wind pressure is big, wind speed is fast, air-flow is extremely difficult to ideal heating effect, and hot wind is it is difficult to ensure that heating effect, mistake
Strainer 18 can filter out the impurity in air-flow, avoid causing to damage to electric heating tube 4, be provided with out on the left of the air duct case 1
Air port 11,11 inner cavity top of air outlet is provided with temperature sensor 12, after heating in real-time detection air duct case 1 to air-flow
Temperature can be adjusted when not reaching standard.
More specifically, it is provided with insulating 13 on the outside of the air duct case 1, avoids dissipating outside the temperature in air duct case 1,
Heating effect is influenced, while avoiding the excessively high scald stranger of spin manifold temperature, is provided with fixed plate 14 among the electric heating tube 4, is increased
It is powered on the stability of heating tube 4,6 outer sheath of binding post is equipped with ceramic tube, is provided with insulation protection on the outside of the junction box 7
It pads, is uniformly provided with groove 15 at the top of the ceramic base 8,15 intracavity bottom of groove is provided with elastic cushion 16, the electricity
4 bottom end of heating tube is inserted into the groove 15, further strengthens the fixation to electric heating tube 4, the filter plate 10 by grid 17,
Filter screen 18 is constituted, and the filter screen 18 is fitted in 17 left side of grid, is symmetrically arranged with mounting blocks on the right side of 1 inner cavity of air duct case
19, the grid 17 is connect by fixing bolt with the mounting blocks 19, and grid 17 can disperse the distinguished and admirable of entrance, keep away
For wind speed in exempting from since wind pressure is big, wind speed is fast, air-flow is extremely difficult to ideal heating effect, and hot wind is it is difficult to ensure that heating effect
Fruit, filter screen 18 can filter out the impurity in air-flow, avoid causing to damage to electric heating tube 4, while filter plate 10 is easy to tear open
It unloads and is cleared up, replaced.
Utility model works principle: air-flow enters in air duct case 1 from air inlet 9, filter plate 10 disperses air-flow,
Filtering, is uniformly distributed air-flow in air duct case 1, and electric heating tube 4 adequately heats air-flow, ceramic base 8 and fixation
Plate 14 carries out firm protection to electric heating tube 4, avoids shaking because wind speed is too fast, 12 pairs of temperature sensor heating of air outlet 11
Air-flow afterwards is measured in real time, and can be adjusted when not reaching standard.
The above are the preferable embodiment of the utility model, the utility model those skilled in the art can also be to upper
It states embodiment to change and modify, therefore, the utility model is not limited to above-mentioned specific embodiment, all abilities
Field technique personnel made any conspicuous improvement, replacement or modification on the basis of the utility model belong to practical
Novel protection scope.
Claims (6)
1. a kind of duct insert heater that stability is high, including air duct case (1), it is characterised in that: pass through at the top of the air duct case (1)
Fixing bolt is fixedly connected with mounting plate (2), is offered through-hole (3) on the air duct case (1), and the through-hole (3) is located at installation
Below plate (2), mounting plate (2) bottom is evenly arranged with electric heating tube (4), and the electric heating tube (4) is fixedly mounted on peace
In loading board (2), the electric heating tube (4) passes through through-hole (3) and extends in air duct case (1), at the top of the mounting plate (2) setting every
Hot plate (5), electric heating tube (4) top are connected with binding post (6), and the binding post (6) runs through mounting plate (2), thermal insulation board
(5) it is fixedly connected with junction box (7), air duct case (1) intracavity bottom is provided with ceramic base (8), and the air duct case (1) is right
Side is provided with air inlet (9), is provided with filter plate (10) on the left of the air inlet (9), is provided with out on the left of the air duct case (1)
Air port (11), air outlet (11) inner cavity top are provided with temperature sensor (12).
2. a kind of high duct insert heater of stability according to claim 1, it is characterised in that: the air duct case (1) is outside
Side is provided with insulating (13).
3. a kind of high duct insert heater of stability according to claim 1, it is characterised in that: the electric heating tube (4)
Centre is provided with fixed plate (14).
4. a kind of high duct insert heater of stability according to claim 1, it is characterised in that: the binding post (6) is outside
Side is arranged with ceramic tube, is provided with insulating protection pad on the outside of the junction box (7).
5. a kind of high duct insert heater of stability according to claim 1, it is characterised in that: the ceramic base (8)
Top is uniformly provided with groove (15), and groove (15) intracavity bottom is provided with elastic cushion (16), electric heating tube (4) bottom
End is inserted into the groove (15).
6. a kind of high duct insert heater of stability according to claim 1, it is characterised in that: the filter plate (10) by
Grid (17), filter screen (18) are constituted, and the filter screen (18) is fitted on the left of grid (17), and air duct case (1) inner cavity is right
Side is symmetrically arranged with mounting blocks (19), and the grid (17) is connect by fixing bolt with the mounting blocks (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821263083.3U CN208887109U (en) | 2018-08-07 | 2018-08-07 | A kind of duct insert heater that stability is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821263083.3U CN208887109U (en) | 2018-08-07 | 2018-08-07 | A kind of duct insert heater that stability is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208887109U true CN208887109U (en) | 2019-05-21 |
Family
ID=66508253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821263083.3U Active CN208887109U (en) | 2018-08-07 | 2018-08-07 | A kind of duct insert heater that stability is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208887109U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112556191A (en) * | 2020-12-31 | 2021-03-26 | 江苏凯博斯防爆电加热器有限公司 | Mining safety-increasing electric heater and mounting method thereof |
-
2018
- 2018-08-07 CN CN201821263083.3U patent/CN208887109U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112556191A (en) * | 2020-12-31 | 2021-03-26 | 江苏凯博斯防爆电加热器有限公司 | Mining safety-increasing electric heater and mounting method thereof |
| CN112556191B (en) * | 2020-12-31 | 2022-03-22 | 江苏凯博斯防爆电加热器有限公司 | Mining safety-increasing electric heater and mounting method thereof |
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