CN209415753U - A kind of energy-efficient air duct heater - Google Patents
A kind of energy-efficient air duct heater Download PDFInfo
- Publication number
- CN209415753U CN209415753U CN201821603811.0U CN201821603811U CN209415753U CN 209415753 U CN209415753 U CN 209415753U CN 201821603811 U CN201821603811 U CN 201821603811U CN 209415753 U CN209415753 U CN 209415753U
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- shell
- jiao
- runner
- air duct
- energy
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- 238000010438 heat treatment Methods 0.000 claims abstract description 60
- 230000001174 ascending effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 239000002699 waste material Substances 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000005485 electric heating Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 206010038743 Restlessness Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model relates to a kind of heater more particularly to a kind of energy-efficient air duct heater, specifically include that shell, shell are the cylindrical structure of one section of axis horizontal setting;Dynamic heat device, the coaxial nested setting of dynamic heat device is inside the housing;Power supply is controlled, control power supply connection setting outside the shell, and is connect by the hole of perforation outer casing inner wall with dynamic heat device.Its object is to contact heating element adequately with air by the effect of internal dynamic heat device, to obtain biggish heating efficiency.
Description
Technical field
The utility model relates to a kind of electric heater more particularly to a kind of energy-efficient air duct heaters.
Background technique
The effect of duct insert heater be to the air heating in air duct, in general, to keep the air themperature in air duct uniform, wind
The internal diameter in road is substantially equal to the heating surface (area) (HS of air duct electric heater, although in this way, the air in air duct can be evenly heated,
The heating surface of the air duct electric heater of biggish air duct installation needs a large amount of heating tube, and when work consumes a large amount of electric energy, adds
The thermal efficiency is lower to be unfavorable for energy-saving and emission-reduction.
Utility model content
The purpose of this utility model is to provide a kind of energy-efficient air duct heater, pass through internal dynamic heat device
Effect contact heating element adequately with air, to obtain biggish heating efficiency.
In order to achieve the above objectives, a kind of energy-efficient air duct heater specifically includes that shell, shell are one section of axis
Horizontally disposed cylindrical structure;And central axis is coaxially provided in shell, central axis connect by bracket with housing interior side-wall solid
It is fixed;Dynamic heat device, dynamic heat device include the first runner of cooperation on center shaft, and the first electricity is fixed on the first runner and is added
Hot pin, drive motor, drive motor and cage connection, for driving the rotation of the first runner;Power supply is controlled, control power supply connection is set
It sets outside the shell, and the hole by penetrating through outer casing inner wall provides electric current for the first electrically heated rod.
Preferably, the first runner is coaxially set by first jiao of tooth basin, with first jiao of tooth basin the first axle sleeve and circumferentially
It is constituted in the first spoke that the first axle sleeve surrounding is used to connect the first axle sleeve and first jiao of tooth basin, the first runner passes through the first axle sleeve
Cooperate with central axis;First electrically heated rod is fixedly connected side by side with the first spoke;Drive motor is fixedly connected on by fixed frame
The outer wall of shell, and perforation of the drive motor output shaft through outer side of shell wall be to shell internal stretch, and by bevel gear with
The teeth engagement of first jiao of tooth basin.
Preferably, first jiao of tooth basin is coaxially provided with the first conducting ring far from one end of teeth;Housing interior side-wall corresponding first
Conducting ring is equipped with the first brush, and the first brush is connect by the perforation of side wall of outer shell with outside control power supply;First conducting ring is logical
It crosses conducting wire and each first electrically heated rod is electrically connected.
Preferably, dynamic heat device further includes the second runner, and the second runner is by second jiao of tooth basin, coaxial with second jiao of tooth basin
Second axle sleeve of setting and the second axle sleeve surrounding is arranged circumferentially in for connecting the second spoke of the second axle sleeve and second jiao of tooth basin
It constitutes, the second runner is cooperated by the second axle sleeve and central axis, and each second spoke is all connected with and is fixed with the second electric heating
Stick;Second jiao of tooth basin is engaged by teeth with the teeth of bevel gear.
Preferably, second jiao of tooth basin is coaxially provided with one group of second conducting ring far from one end of teeth, and the second conducting ring passes through
Conducting wire and each second electrically heated rod are electrically connected;Housing interior side-wall corresponds to each second conducting ring and is equipped with one group of second brush,
Second brush is connect by the perforation of side wall of outer shell with external power supply.
Preferably, dynamic heat device further includes intermediate heating frame, and the intermediate heating frame is fixed by the bracket connection setting
Between the first runner and the second runner, intermediate heating frame is to constitute grid knot by several transverse and longitudinals fixed heating tube of interlocking
Structure, and whole outer profile is the circle concentric with shell;The surrounding of intermediate heating frame is connected and fixed with housing interior side-wall;It is intermediate
Heating frame through the hole of shell and external control power supply by being electrically connected.
Preferably, the both ends of shell are respectively equipped with air inlet flange and air outlet flange;It is same in the axial direction in shell
Axis is provided with multiple groups dynamic heat device.
Preferably, the heating power of each dynamic heat device in shell pressed the ascending arrangement in wind direction.
Preferably, air duct is equipped with temperature sensor close to one end of air outlet flange, and temperature sensor passes through in shell
The hole of wall is connect with outside control power supply.
The utility model has the beneficial effects that the heater is connected in the pipeline of air duct, air is through outer under fan action
One end of shell is passed through to another, and during being somebody's turn to do, external power supply provides operating current for the first electrically heated rod, makes the first electrically heated rod
It distributes heat to take away heat when air flows through the surface of the first electrically heated rod, to achieve the purpose that air heats.And by
In the first electrically heated rod there is lesser surface area to also reduce the contact area with air while saving operating current,
Therefore under the driving of drive motor, the first runner equipped with the first electrically heated rod rotates inside the shell, the rotation of the first runner
Meanwhile making the first electrically heated rod and windage, so that more air are contacted, so that the heat of the first electric heating hair is abundant
It is dispersed into air, improves heat exchange effect.
First electrically heated rod is fixed on the spoke of the first runner, so that air can be freely from the first runner
It passes through between first spoke gap, and can also further be contacted with the first electrically heated rod while passing through, form heat exchange.
Drive motor is fixed on to the outside of shell, shadow is caused to the air flowing in shell so as to avoid driving mechanism
It rings, that does not lose shell axial direction crosses gas section, avoids energy waste.
Outside control power supply is combined into first turn by the first brush being fixed at outer casing inner wall and matching for the first conducting ring
The first electrically heated rod on wheel carries out current transmission, to solve the powerup issue of the first electrically heated rod in rotation.
It is same as the second runner that the first runner is oppositely arranged to be rotated under the driving of bevel gear with merging with central axis,
Direction of rotation is oppositely oriented with the first runner, so that the stirring action to air is realized, so that effect of the air in sinuous flow
Under more fully with the surface of the second electrically heated rod carry out heat exchange, improve the heating efficiency of air.
Outside control power supply is combined into second turn by the second brush being fixed at outer casing inner wall and matching for the second conducting ring
The second electrically heated rod on wheel carries out current transmission, and the operating current of the second electrically heated rod is greater than the work of the first electrically heated rod
Electric current makes the air after the first electrically heated rod heats again by the second electric heating to realize the purpose of second level heating
Stick is further heated, so as to avoid the heating temperature waste excessively high because of the first electrically heated rod.
It constitutes between the heating tube of intermediate heating frame there are gap, therefore air is when passing through intermediate heating frame, with heating
Tube outer surface friction simultaneously takes away heat, forms further heat effect.Simultaneously based on the gap between each heating tube
Equalization avoids the insufficient drawback of local heating so that air flowing is more uniform.
The multiple groups dynamic heat device of coaxial serial arrangement, improves the heat spike of the duct insert heater, so that should
Duct insert heater heating power with higher.
And since air inlet flange and air outlet flange are identical setting, multiple identical air ducts can be added
Hot device is concatenated, to further promote heating power.
When multiple dynamic heat devices are coaxially connected, power supply is controlled by outside and is followed successively by each dynamic heat device conveying difference
The electric current of size, to realize the purpose of Multi-stage heating, during heating so as to avoid excessively high initial heating temperature
Waste.
The clamping of temperature sensor is so that external control power supply is voluntarily adjusted according to outlet temperature, when outlet temperature reaches
When to given threshold, outside control power supply stops the current transmission of one or more dynamic heat devices.So as to avoid electric energy
Waste.
Detailed description of the invention
Fig. 1 is the first rotaring wheel structure of the utility model schematic diagram;
Fig. 2 is the second rotaring wheel structure of the utility model schematic diagram;
Fig. 3 is heating frame schematic diagram among the utility model.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model is described in detail.
Referring to Fig. 1, a kind of energy-efficient air duct heater, specifically includes that shell 1, shell 1 are one section of axis horizontal
The cylindrical structure of setting;And central axis 2 is coaxially provided in shell 1, central axis 2 connect by bracket with 1 inner sidewall of shell solid
It is fixed;Dynamic heat device, dynamic heat device include the first runner 4 cooperated on central axis 2, are fixed with first on the first runner 4
Electrically heated rod 5, drive motor 6, drive motor 6 are connect with shell 1, for driving the rotation of the first runner 4;Control power supply 7, control
The connection of power supply 7 is arranged outside shell 1, and is that the first electrically heated rod 5 provides electric current by the hole of perforation 1 inner wall of shell.
The heater is connected in the pipeline of air duct, the one end of air through shell 1 is passed through to another under fan action, should
In the process, external power supply is that the first electrically heated rod 5 provides operating current, and the first electrically heated rod 5 is made to distribute heat, and air flows through the
When the surface of one electrically heated rod 5, heat is taken away, to achieve the purpose that air heats.And since the first electrically heated rod 5 has
Lesser surface area also reduces the contact area with air, therefore in drive motor 6 while saving operating current
Under driving, the first runner 4 equipped with the first electrically heated rod 5 rotates in shell 1, while the first runner 4 rotates, makes the first electricity
Heating rod 5 and windage, so that more air are contacted, so that the heat of the first electric heating hair is sufficiently dispersed into air
In, improve heat exchange effect.
As a preferred embodiment, the first runner 4 is by first jiao of tooth basin 9, the first axle sleeve coaxially set with first jiao of tooth basin 9
10 and it is arranged circumferentially in 10 surrounding of the first axle sleeve for connect the first spoke 11 composition of the first axle sleeve 10 and first jiao of tooth basin 9,
First runner 4 is cooperated by the first axle sleeve 10 with central axis 2;First electrically heated rod 5 is fixedly connected side by side with the first spoke 11;It drives
Dynamic motor 6 is fixedly connected on the outer wall of shell 1, and perforation of 6 output shaft of drive motor through 1 lateral wall of shell by fixed frame
It is engaged to 1 internal stretch of shell, and by bevel gear 12 with the teeth of first jiao of tooth basin 9.
First electrically heated rod 5 is fixed on the spoke of the first runner 4, so that air can be freely from the first runner
It passes through between 4 11 gap of the first spoke, and can also further be contacted with the first electrically heated rod 5 while passing through, formed
Heat exchange.
Drive motor 6 is fixed on to the outside of shell 1, the air flowing in shell 1 is made so as to avoid driving mechanism
At influence, that does not lose 1 axial direction of shell crosses gas section, avoids energy waste.
As a preferred embodiment, first jiao of tooth basin 9 is coaxially provided with the first conducting ring far from one end of teeth;1 inside of shell
Corresponding first conducting ring of wall is equipped with the first brush 15, and the first brush 15 is connected by the perforation and external control power supply 7 of 1 side wall of shell
It connects;First conducting ring is electrically connected by conducting wire and each first electrically heated rod 5.
Outside control power supply 7 is by the first brush 15 for being fixed at 1 inner wall of shell and the first conducting ring with being combined into the
The first electrically heated rod 5 on one runner 4 carries out current transmission, so that the power supply for solving the first electrically heated rod 5 in rotation is asked
Topic.
According to fig. 2, as a preferred embodiment, dynamic heat device further includes the second runner 17, and the second runner 17 is by second jiao
Tooth basin 18, the second axle sleeve 19 coaxially set with second jiao of tooth basin 18 and be arranged circumferentially in 19 surrounding of the second axle sleeve for connect the
Second spoke 20 of two axle sleeves 19 and second jiao of tooth basin 18 is constituted, and the second runner 17 is cooperated by the second axle sleeve 19 with central axis 2,
And each second spoke 20, which is all connected with, is fixed with the second electrically heated rod 21;Second jiao of tooth basin 18 passes through teeth and bevel gear 12
Teeth engagement.
Equally match with central axis 2 with the second runner 17 that the first runner 4 is oppositely arranged and merges under the driving of bevel gear 12
Rotation, direction of rotation is oppositely oriented with the first runner 4, so that the stirring action to air is realized, so that air is in unrest
Heat exchange more fully is carried out with the surface of the second electrically heated rod 21 under the action of stream, improves the heating efficiency of air.
As a preferred embodiment, second jiao of tooth basin 18 is coaxially provided with one group of second conducting ring far from one end of teeth, and second
Conducting ring is electrically connected by conducting wire and each second electrically heated rod 21;1 inner sidewall of shell corresponds to each second conducting ring and is equipped with
One group of second brush 24, the second brush 24 are connect by the perforation of 1 side wall of shell with external power supply.
Outside control power supply 7 is by the second brush 24 for being fixed at 1 inner wall of shell and the second conducting ring with being combined into the
The second electrically heated rod 21 on two runners 17 carries out current transmission, and the operating current of the second electrically heated rod 21 is greater than the first electricity
The operating current of heating rod 5 makes the air after the first electrically heated rod 5 heats again to realize the purpose of second level heating
It is secondary further to be heated by the second electrically heated rod 21, so as to avoid the heating temperature wave excessively high because of the first electrically heated rod 5
Take.
According to Fig. 3, as a preferred embodiment, dynamic heat device further includes intermediate heating frame 26, the intermediate heating frame 26
It is fixed by the bracket connection to be arranged between the first runner 4 and the second runner 17, intermediate heating frame 26 is to be handed over by several transverse and longitudinals
The fixed heating tube of mistake constitutes lattice structure, and whole outer profile is the circle concentric with shell 1;The four of intermediate heating frame 26
Week is connected and fixed with 1 inner sidewall of shell;Intermediate heating frame through the hole of shell 1 and external control power supply 7 by being electrically connected.
It constitutes between the heating tube of intermediate heating frame 26 there are gap, therefore air is when passing through intermediate heating frame 26, with
Heating tube outer surface friction simultaneously takes away heat, forms further heat effect.Simultaneously based between each heating tube
Gap is impartial, so that air flowing is more uniform, avoids the insufficient drawback of local heating.
As a preferred embodiment, the both ends of shell 1 are respectively equipped with air inlet flange 29 and air outlet flange 30;Shell 1
It is inside coaxially arranged with multiple groups dynamic heat device in the axial direction.
The multiple groups dynamic heat device of coaxial serial arrangement, improves the heat spike of the duct insert heater, so that should
Duct insert heater heating power with higher.
And it, can be by multiple identical wind since air inlet flange 29 and air outlet flange 30 are identical setting
Channel heater is concatenated, to further promote heating power.
As a preferred embodiment, the heating power of each dynamic heat device in shell 1 pressed the ascending row in wind direction
Column.
When multiple dynamic heat devices are coaxially connected, power supply 7 is controlled by outside and is followed successively by each dynamic heat device conveying not
With the electric current of size, so that the purpose of Multi-stage heating is realized, so as to avoid excessively high initial heating temperature in heating process
In waste.
As a preferred embodiment, air duct is equipped with temperature sensor 32, temperature sensor close to one end of air outlet flange 30
32 connect through the hole through 1 inner wall of shell with outside control power supply 7.
The clamping of temperature sensor 32 is so that external control power supply 7 is voluntarily adjusted according to outlet temperature, when outlet temperature
When degree reaches given threshold, outside control power supply 7 stops the current transmission of one or more dynamic heat devices.So as to avoid electricity
The waste of energy.
Finally, it should be noted that the above is only the preferred embodiment of the utility model, it is not limited to practical
It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (9)
1. a kind of energy-efficient air duct heater characterized by comprising
Shell (1), the shell (1) are the cylindrical structure of one section of axis horizontal setting;And it is coaxially provided in the shell (1)
Central axis (2), the central axis (2) are connected and fixed with the shell (1) inner sidewall;
Dynamic heat device, first runner (4) of the dynamic heat device including cooperation on the central axis (2), described first
The first electrically heated rod (5) are fixed on runner (4);
Drive motor (6), the drive motor (6) connect with the shell (1), for driving first runner (4) to rotate;
It controls power supply (7), control power supply (7) the connection setting is external in the shell (1), and by penetrating through the shell
(1) hole of inner wall is that first electrically heated rod (5) provides electric current.
2. a kind of energy-efficient air duct heater according to claim 1, it is characterised in that: first runner (4) by
The first axle sleeve (10) and be arranged circumferentially in the first axle that first jiao of tooth basin (9) and first jiao of tooth basin (9) coaxially set
Set (10) surrounding is used to connect first axle sleeve (10) and the first spoke (11) of first jiao of tooth basin (9) is constituted, and first
Axle sleeve (10) and the central axis (2) are cooperatively connected;First electrically heated rod (5) and first spoke (11) are fixed side by side
Connection;The drive motor (6) is fixedly connected on the outer wall of the shell (1), and the drive motor (6) output shaft is through institute
The perforation of shell (1) lateral wall is stated to the shell (1) internal stretch, and passes through bevel gear (12) and first jiao of tooth basin
(9) teeth engagement.
3. a kind of energy-efficient air duct heater according to claim 2, it is characterised in that: first jiao of tooth basin (9)
One end far from teeth is equipped with the first conducting ring of annular, and first conducting ring is coaxial set with first jiao of tooth basin (9)
It sets;Shell (1) inner sidewall corresponds to first conducting ring equipped with the first brush (15), first brush (15) with it is described
First conducting ring frictional fit, and perforation and the outside of first brush (15) by the shell (1) side wall
Control power supply (7) connection;First conducting ring is electrically connected by conducting wire and first electrically heated rod (5).
4. a kind of energy-efficient air duct heater according to claim 2, it is characterised in that: the dynamic heat device also wraps
Include the second runner (17), second runner (17) by second jiao of tooth basin (18), with the coaxial setting of second jiao of tooth basin (18)
The second axle sleeve (19) and be arranged circumferentially in the second axle sleeve (19) surrounding for connecting second axle sleeve (19) and described
The second spoke (20) of second jiao of tooth basin (18) is constituted, and second runner (17) passes through the second axle sleeve (19) and the central axis
(2) cooperate, and each second spoke (20) is all connected with and is fixed with the second electrically heated rod (21);Second jiao of tooth basin
(18) it is engaged by teeth with the teeth of the bevel gear (12).
5. a kind of energy-efficient air duct heater according to claim 4, it is characterised in that: second jiao of tooth basin (18)
One end far from teeth is coaxially provided with the second conducting ring of annular, and second conducting ring and second jiao of tooth basin (18) are same
Axis setting;Second conducting ring is electrically connected by conducting wire and each second electrically heated rod (21);In the shell (1)
Side wall corresponds to each second conducting ring equipped with the second brush (24), and second brush (24) is rubbed with second conducting ring
Cooperation is wiped, second brush (24) is connect by the perforation of the shell (1) side wall with external power supply.
6. a kind of energy-efficient air duct heater according to claim 4, it is characterised in that: the dynamic heat device also wraps
It includes intermediate heating frame (26), the intermediate heating frame (26) is fixed by the bracket connection and is arranged in first runner (4) and institute
It states between the second runner (17), the intermediate heating frame (26) is to constitute grid knot by several transverse and longitudinals fixed heating tube of interlocking
Structure, and whole outer profile is the circle concentric with the shell (1);The surrounding of the intermediate heating frame (26) and the shell
(1) inner sidewall is connected and fixed;The intermediate heating frame (26) controls power supply (7) with external by the hole through the shell (1)
It is electrically connected.
7. a kind of energy-efficient air duct heater according to claim 1, it is characterised in that: the shell (1) is arbitrary
One end is connected with air inlet flange (29), and the shell (1) is connected with air outlet far from one end of the air inlet flange
Flange (30);It is coaxially arranged with multiple groups dynamic heat device in the axial direction in the shell (1);The air inlet flange (29) is logical
Piping is connected to blower, and the air outlet flange is connected to by pipeline with downstream exhaust outlet.
8. a kind of energy-efficient air duct heater according to claim 7, it is characterised in that: each in the shell (1)
The heating power of a dynamic heat device pressed the ascending arrangement in wind direction.
9. a kind of energy-efficient air duct heater according to claim 7, it is characterised in that: the air duct goes out described in
One end of tuyere flange (30) is equipped with temperature sensor (32), and the temperature sensor (32) is through running through the shell (1) inner wall
Hole with outside control power supply (7) connect.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821603811.0U CN209415753U (en) | 2018-09-29 | 2018-09-29 | A kind of energy-efficient air duct heater |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821603811.0U CN209415753U (en) | 2018-09-29 | 2018-09-29 | A kind of energy-efficient air duct heater |
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Publication Number | Publication Date |
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CN209415753U true CN209415753U (en) | 2019-09-20 |
Family
ID=67932288
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CN201821603811.0U Expired - Fee Related CN209415753U (en) | 2018-09-29 | 2018-09-29 | A kind of energy-efficient air duct heater |
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CN (1) | CN209415753U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111023560A (en) * | 2019-12-10 | 2020-04-17 | 杨维青 | Air electric heater |
-
2018
- 2018-09-29 CN CN201821603811.0U patent/CN209415753U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111023560A (en) * | 2019-12-10 | 2020-04-17 | 杨维青 | Air electric heater |
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GR01 | Patent grant | ||
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190920 |