CN113179562B - Energy-saving explosion-proof electric heater - Google Patents
Energy-saving explosion-proof electric heater Download PDFInfo
- Publication number
- CN113179562B CN113179562B CN202110505396.5A CN202110505396A CN113179562B CN 113179562 B CN113179562 B CN 113179562B CN 202110505396 A CN202110505396 A CN 202110505396A CN 113179562 B CN113179562 B CN 113179562B
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- Prior art keywords
- cleaning
- rack
- cleaning box
- electric heater
- heating
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- 238000004140 cleaning Methods 0.000 claims abstract description 87
- 238000010438 heat treatment Methods 0.000 claims abstract description 59
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000007599 discharging Methods 0.000 claims description 49
- 230000005540 biological transmission Effects 0.000 claims description 32
- 238000007789 sealing Methods 0.000 claims description 13
- 238000005485 electric heating Methods 0.000 claims description 5
- 230000001012 protector Effects 0.000 claims description 5
- 238000011084 recovery Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 10
- 239000003513 alkali Substances 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000004115 Sodium Silicate Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
-
- B08B1/165—
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/0019—Circuit arrangements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
Abstract
One or more embodiments of the specification provide an energy-saving explosion-proof electric heater, including the heating box, the lateral part is opened there is water inlet and delivery port, be provided with U-shaped heating pipe in the heating box, the bottom symmetry in the heating box is provided with first cleaning tank and second cleaning tank, be provided with the discharge channel between first cleaning tank and the second cleaning tank, the upper portion of first cleaning tank and second cleaning tank is provided with first cleaning plate and second cleaning plate respectively. According to the energy-saving explosion-proof electric heater provided by the invention, the first cleaning plate and the second cleaning plate are arranged on the upper part of the heating box at the bottom of the heating box body, so that impurities at the bottom and water alkali can be effectively cleaned and discharged into the discharge channel before being accumulated, shutdown and disassembly cleaning are not needed, the cleaning procedure steps are saved, and the working efficiency of the electric heater is greatly improved.
Description
Technical Field
One or more embodiments of the present disclosure relate to the field of electric heating technology, and in particular, to an energy-saving explosion-proof electric heater.
Background
The electric heater is used for heating liquid or gas by converting electric energy into heat energy, water in a low-temperature state is usually used for heating resident water or industrial water in life, the electric heater is used for absorbing heat emitted by the heating device, so that the temperature is increased to achieve a heating effect, impurities in the water and heated sodium silicate generally sink to the bottom of the heater, the accumulation of the impurities and the sodium silicate along with the time can influence the uniformity of the temperature of the pipe wall of the heater, and even the pipe wall is broken when serious.
The inventor finds that in the prior art, the electric heater is usually stopped and disassembled, impurities and caustic soda accumulated at the bottom are manually cleaned, the treatment procedures and steps are complicated, the maintenance period is long, and the working efficiency of the electric heater is seriously affected.
Disclosure of Invention
In view of this, it is an object of one or more embodiments of the present disclosure to provide an energy-saving explosion-proof electric heater, so as to solve the problem of low working efficiency of the electric heater in the prior art.
In view of the above object, one or more embodiments of the present specification provide an energy-saving explosion-proof electric heater, comprising:
the heating box body is internally provided with a U-shaped heating pipe, the bottom in the heating box body is symmetrically provided with a first cleaning box and a second cleaning box, a discharging channel is arranged between the first cleaning box and the second cleaning box, and the upper parts of the first cleaning box and the second cleaning box are respectively provided with a first cleaning plate and a second cleaning plate;
the fixing flange is connected with the top of the heating box in a sealing way, a fixing plate is fixed on the upper portion of the fixing flange, and an explosion-proof chamber is arranged on the upper portion of the fixing plate.
As an optional implementation mode, a mounting plate is arranged in the explosion-proof chamber, two ends of the U-shaped heating pipe penetrate through the fixing flange and the fixing plate and then are fixed on the mounting plate, and overheat protectors connected with two ends of the U-shaped heating pipe are arranged on the mounting plate.
Specifically, be provided with the heating chamber in the U-shaped heating pipe, be provided with the heating wire in the heating chamber, the heating wire runs through the heating chamber and is connected with the heating circuit that sets up on the mounting panel, the heating intracavity still is filled with heat conduction material.
As an optional implementation mode, a filter accommodating groove is formed in the inner wall of the discharging channel, a first filter screen is arranged in the filter accommodating groove, one end of the first filter screen is rotationally connected with the top of the filter accommodating groove, an oscillating motor is arranged in the filter accommodating groove, and the output end of the oscillating motor props against the first filter screen through an oscillating rod when the first filter screen is positioned in the filter accommodating groove.
As an alternative embodiment, a first transmission gear and a second transmission gear are respectively arranged in the first cleaning box and the second cleaning box, and the rotation directions of the first transmission gear and the second transmission gear are kept opposite; a first upper rack is arranged in the first cleaning box, the rack part of the first upper rack is meshed with the first transmission gear, and one end of the first upper rack, which is close to the discharging channel, is fixedly connected with the first cleaning plate; the second cleaning box is internally provided with a second upper rack, the rack part of the second upper rack is meshed and connected with the second transmission gear, and one end, close to the discharging channel, of the second upper rack is fixedly connected with the second cleaning plate.
Specifically, a first lower rack is further arranged in the first cleaning box, the rack part of the first lower rack is meshed with the first transmission gear, and one end of the first lower rack, which is close to the discharging channel, is connected with the other end of the first filter screen through a first elastic rope; the second cleaning box is internally provided with a second lower rack, the rack part of the second lower rack is meshed with the second transmission gear, one end of the second lower rack, which is close to the discharging channel, is fixedly provided with a sealing plate, the length of the sealing plate is larger than the width of the discharging channel, one end, which is far away from the discharging channel, of the second lower rack is fixedly provided with a first electrical contact, the second cleaning box is internally correspondingly provided with a second electrical contact matched with the first electrical contact, and after the second lower rack moves towards the direction, which is far away from the discharging channel, the first electrical contact is contacted with the second electrical contact.
Further, a first chute is arranged at the bottom of the first cleaning box, and the first lower rack is arranged in the first chute; the bottom of second cleaning box is provided with the second spout, the rack sets up in the second spout under the second.
Further, a fixed pulley is arranged in the discharging channel, and the fixed pulley receives the first elastic rope.
As an optional implementation manner, the bottom of the discharging channel is communicated with the sundry collecting box, a tail water recycling pipe is further arranged on the side portion of the discharging channel, a second filter screen is arranged at the mouth portion of the tail water recycling pipe, the other end of the tail water recycling pipe is communicated with the water inlet, a water pump is further arranged on the tail water recycling pipe, and the water pump pumps tail water in the discharging channel to the water inlet.
As an optional implementation manner, the energy-saving anti-explosion electric heater further comprises a control circuit, wherein the control circuit is connected in series with the power supply, the first electrical contact, the second electrical contact and the water pump of the heating circuit, and the control circuit takes the disconnection of the first electrical contact and the second electrical contact as a circuit on-off signal.
From the above, it can be seen that, according to the energy-saving anti-explosion electric heater provided by one or more embodiments of the present disclosure, the first cleaning plate and the second cleaning plate are arranged on the upper portion of the cleaning box at the bottom of the heating box, so that impurities at the bottom and before the water and alkali are accumulated, the impurities at the bottom can be effectively cleaned to the discharge channel for discharging, and the cleaning is not required to be stopped and disassembled again, so that the cleaning procedure steps are saved, and the working efficiency of the electric heater is greatly improved.
Drawings
For a clearer description of one or more embodiments of the present description or of the solutions of the prior art, the drawings that are necessary for the description of the embodiments or of the prior art will be briefly described, it being apparent that the drawings in the description below are only one or more embodiments of the present description, from which other drawings can be obtained, without inventive effort, for a person skilled in the art.
FIG. 1 is a schematic diagram of an energy efficient explosion-proof electric heater according to one or more embodiments of the present disclosure;
FIG. 2 is a schematic view of portion A of FIG. 1 of the present specification;
FIG. 3 is a schematic diagram of an energy efficient explosion-proof electric heater according to one or more embodiments of the present disclosure;
FIG. 4 is a schematic diagram of a control circuit according to one or more embodiments of the present disclosure.
The device comprises a 1-heating box body, a 2-water inlet, a 3-water outlet, a 4-U-shaped heating pipe, a 5-discharging channel, a 6-first cleaning plate, a 7-second cleaning plate, an 8-fixed flange, a 9-fixed plate, a 10-mounting plate, an 11-overheat protector, a 12-filtering accommodating groove, a 13-first filter screen, a 14-oscillating motor, a 15-first transmission gear, a 16-second transmission gear, a 17-first upper rack, a 18-second upper rack, a 19-first lower rack, a 20-second lower rack, a 21-sealing plate, a 22-first electrical contact, a 23-second electrical contact, a 24-fixed pulley, a 25-tail water recovery pipe and a 26-water pump.
Detailed Description
For purposes of clarity, technical solutions and advantages of the present disclosure, the present disclosure will be described in further detail below with reference to fig. 1 to 4 in conjunction with specific embodiments.
In view of the above object, one or more embodiments of the present specification provide an energy-saving explosion-proof electric heater, comprising:
the heating box body 1 is provided with a water inlet 2 and a water outlet 3 at the side part, a U-shaped heating pipe 4 is arranged in the heating box body 1, a first cleaning box and a second cleaning box are symmetrically arranged at the bottom in the heating box body 1, a discharging channel 5 is arranged between the first cleaning box and the second cleaning box, and a first cleaning plate 6 and a second cleaning plate 7 are respectively arranged on the upper parts of the first cleaning box and the second cleaning box;
the fixed flange 8 is in sealing connection with the top of the heating box body 1, a fixed plate 9 is fixed on the upper portion of the fixed flange 8, and an explosion-proof chamber is arranged on the upper portion of the fixed plate 9.
According to the energy-saving explosion-proof electric heater provided by the invention, the first cleaning plate 6 and the second cleaning plate 7 are arranged at the upper part of the cleaning box at the bottom of the heating box body 1, so that impurities at the bottom and water alkali can be effectively cleaned and discharged into the discharge channel 5 before being accumulated, the shutdown and disassembly cleaning are not needed, the cleaning procedure steps are saved, and the working efficiency of the electric heater is greatly improved.
As an alternative implementation manner, a mounting plate 10 is arranged in the explosion-proof chamber, two ends of the U-shaped heating pipe 4 pass through the fixing flange 8 and the fixing plate 9 and then are fixed on the mounting plate 10, and an overheat protector 11 connected with two ends of the U-shaped heating pipe 4 is arranged on the mounting plate 10.
The overheat protector 11 can effectively prevent faults caused by the overhigh temperature of the U-shaped heating pipe 4.
Specifically, a heating cavity is arranged in the U-shaped heating pipe 4, an electric heating wire is arranged in the heating cavity, the electric heating wire penetrates through the heating cavity and is connected with a heating circuit arranged on the mounting plate 10, and a heat conducting material is filled in the heating cavity.
As an optional implementation manner, the inner wall of the discharging channel 5 is provided with a filter accommodating groove 12, a first filter screen 13 is disposed in the filter accommodating groove 12, one end of the first filter screen 13 is rotatably connected with the top of the filter accommodating groove 12, an oscillating motor 14 is disposed in the filter accommodating groove 12, and when the first filter screen 13 is located in the filter accommodating groove 12, an output end of the oscillating motor 14 abuts against the first filter screen 13 through an oscillating rod.
The oscillating motor 14 oscillates impurities and scale stuck on the first filter screen 13 into the discharge channel 5 so as to facilitate discharge.
As an alternative embodiment, the first cleaning box and the second cleaning box are respectively provided with a first transmission gear 15 and a second transmission gear 16, and the rotation directions of the first transmission gear 15 and the second transmission gear 16 are kept opposite; a first upper rack 17 is arranged in the first cleaning box, a rack part of the first upper rack 17 is meshed with the first transmission gear 15, and one end of the first upper rack 17, which is close to the discharging channel 5, is fixedly connected with the first cleaning plate 6; the second cleaning box is internally provided with a second upper rack 18, a rack part of the second upper rack 18 is meshed with the second transmission gear 16, and one end, close to the discharging channel 5, of the second upper rack 18 is fixedly connected with the second cleaning plate 7.
During cleaning, the first transmission gear 15 and the second transmission gear 16 rotate reversely at the same time to drive the first cleaning plate 6 and the second cleaning plate 7 to move towards the side of the discharging channel 5 so as to bring sundries and scales into the discharging channel 5.
Specifically, a first lower rack 19 is further disposed in the first cleaning box, a rack portion of the first lower rack 19 is meshed with the first transmission gear 15, and one end of the first lower rack 19, which is close to the discharging channel 5, is connected with the other end of the first filter screen 13 through a first elastic rope; the second cleaning box is internally provided with a second lower rack 20, the rack part of the second lower rack 20 is meshed with the second transmission gear 16, one end, close to the discharging channel 5, of the second lower rack 20 is fixedly provided with a sealing plate 21, the length of the sealing plate 21 is greater than the width of the discharging channel 5, one end, away from the discharging channel 5, of the second lower rack 20 is fixedly provided with a first electrical contact 22, a second electrical contact 23 matched with the first electrical contact 22 is correspondingly arranged in the second cleaning box, and after the second lower rack 20 moves towards the direction away from the discharging channel 5, the first electrical contact 22 is contacted with the second electrical contact 23.
During cleaning, the first transmission gear 15 and the second transmission gear 16 simultaneously rotate reversely to drive the first lower rack 19 and the second lower rack 20 to move away from the discharging channel 5, and the first lower rack 19 pulls the first filter screen 13 to rotate through the first elastic rope and transversely arranged in the discharging channel 5 so as to filter impurities and scale; the second lower rack 20 drives the sealing plate 21 to separate from the discharging channel 5, so that the discharging channel 5 is unobstructed, and the first electrical contact 22 and the second electrical contact 23 are contacted.
Further, a first chute is arranged at the bottom of the first cleaning box, and the first lower rack 19 is arranged in the first chute; the bottom of the second cleaning box is provided with a second chute, and the second lower rack 20 is arranged in the second chute.
Further, a fixed pulley 24 is disposed in the discharging channel 5, and the fixed pulley 24 receives the first elastic cord.
As an alternative embodiment, the bottom of the discharging channel 5 is communicated with a sundry collecting box, a tail water recycling pipe 25 is further arranged on the side portion of the discharging channel 5, a second filter screen is arranged at the mouth portion of the tail water recycling pipe 25, the other end of the tail water recycling pipe is communicated with the water inlet 2, a water pump 26 is further arranged on the tail water recycling pipe 25, and the water pump 26 pumps the tail water in the discharging channel 5 to the water inlet 2.
As an alternative embodiment, the energy-saving type anti-explosion electric heater further comprises a control circuit, the control circuit is connected in series with the power supply of the heating circuit, the first electrical contact 22, the second electrical contact 23 and the water pump 26, and the control circuit takes the disconnection of the first electrical contact 22 and the second electrical contact 23 as a circuit on-off signal.
During cleaning, the first electrical contact 22 is contacted with the second electrical contact 23, the control circuit is conducted, the water pump 26 is electrified to work, tail water filtered in the discharging channel 5 is pumped into the heating box 1 through the water inlet 2, and water sources and electric energy are saved; after cleaning, the first transmission gear 15 and the second transmission gear 16 rotate in the opposite direction compared with the rotation during discharging, the first upper rack 17 and the second upper rack 18 move in the opposite direction of the discharging channel 5, the first lower rack 19 and the second lower rack 20 move towards the discharging channel 5, the first filter screen 13 is retracted into the filter accommodating groove 12, and impurities and scale left on the first filter screen 13 are separated under the action of a vibration rod and discharged into the sundry collecting box through the discharging channel 5; the sealing plate 21 is transversely arranged in the discharging channel 5 under the action of the second lower rack 20, so that the sealing effect on the heating box body 1 is realized, the first electrical contact 22 and the second electrical contact 23 are separated, the control circuit is turned off, and the water pump 26 stops working.
It is noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present disclosure should be taken in a general sense as understood by one of ordinary skill in the art to which the present disclosure pertains. The use of the terms "first," "second," and the like in one or more embodiments of the present description does not denote any order, quantity, or importance, but rather the terms "first," "second," and the like are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
The foregoing describes specific embodiments of the present disclosure. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims can be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing are also possible or may be advantageous.
Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the disclosure, including the claims, is limited to these examples; combinations of features of the above embodiments or in different embodiments are also possible within the spirit of the present disclosure, steps may be implemented in any order, and there are many other variations of the different aspects of one or more embodiments described above which are not provided in detail for the sake of brevity.
Additionally, to simplify the description and discussion, and so as not to obscure the one or more embodiments of the present specification, means may or may not be shown in the drawings provided to avoid obscuring the one or more embodiments of the present specification, and this also takes into account the fact that specifics with respect to implementation of such block diagram means are highly dependent upon the platform on which the one or more embodiments of the present specification are to be implemented (i.e., such specifics should be well within purview of one skilled in the art). Where specific details are set forth in order to describe example embodiments of the disclosure, it should be apparent to one skilled in the art that one or more embodiments of the disclosure can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative in nature and not as restrictive.
While the present disclosure has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of those embodiments will be apparent to those skilled in the art in light of the foregoing description.
The present disclosure is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Any omissions, modifications, equivalents, improvements, and the like, which are within the spirit and principles of the one or more embodiments of the disclosure, are therefore intended to be included within the scope of the disclosure.
Claims (9)
1. An energy-saving explosion-proof electric heater, which is characterized by comprising:
the heating box body is internally provided with a U-shaped heating pipe, the bottom in the heating box body is symmetrically provided with a first cleaning box and a second cleaning box, a discharging channel is arranged between the first cleaning box and the second cleaning box, and the upper parts of the first cleaning box and the second cleaning box are respectively provided with a first cleaning plate and a second cleaning plate;
the fixing flange is connected with the top of the heating box body in a sealing way, a fixing plate is fixed on the upper part of the fixing flange, and an explosion-proof chamber is arranged on the upper part of the fixing plate;
a first transmission gear and a second transmission gear are respectively arranged in the first cleaning box and the second cleaning box, and the rotation directions of the first transmission gear and the second transmission gear are kept opposite; a first upper rack is arranged in the first cleaning box, the rack part of the first upper rack is meshed with the first transmission gear, and one end of the first upper rack, which is close to the discharging channel, is fixedly connected with the first cleaning plate; the second cleaning box is internally provided with a second upper rack, the rack part of the second upper rack is meshed and connected with the second transmission gear, and one end, close to the discharging channel, of the second upper rack is fixedly connected with the second cleaning plate.
2. The energy-saving explosion-proof electric heater as set forth in claim 1, wherein a mounting plate is disposed in the explosion-proof chamber, two ends of the U-shaped heating tube pass through the fixing flange and the fixing plate and then are fixed on the mounting plate, and overheat protectors connected with two ends of the U-shaped heating tube are disposed on the mounting plate.
3. The energy-saving explosion-proof electric heater as set forth in claim 2, wherein a heating cavity is provided in the U-shaped heating tube, an electric heating wire is provided in the heating cavity, the electric heating wire penetrates through the heating cavity and is connected with a heating circuit provided on the mounting plate, and a heat conducting material is filled in the heating cavity.
4. The energy-saving explosion-proof electric heater according to claim 1, wherein a filter accommodating groove is formed in the inner wall of the discharging channel, a first filter screen is arranged in the filter accommodating groove, one end of the first filter screen is rotationally connected with the top of the filter accommodating groove, an oscillating motor is arranged in the filter accommodating groove, and the output end of the oscillating motor props against the first filter screen through an oscillating rod when the first filter screen is positioned in the filter accommodating groove.
5. The energy-saving explosion-proof electric heater according to claim 4, wherein a first lower rack is further arranged in the first cleaning box, a rack part of the first lower rack is meshed with the first transmission gear, and one end of the first lower rack, which is close to the discharging channel, is connected with the other end of the first filter screen through a first elastic rope; the second cleaning box is internally provided with a second lower rack, the rack part of the second lower rack is meshed with the second transmission gear, one end of the second lower rack, which is close to the discharging channel, is fixedly provided with a sealing plate, the length of the sealing plate is larger than the width of the discharging channel, one end, which is far away from the discharging channel, of the second lower rack is fixedly provided with a first electrical contact, the second cleaning box is internally correspondingly provided with a second electrical contact matched with the first electrical contact, and after the second lower rack moves towards the direction, which is far away from the discharging channel, the first electrical contact is contacted with the second electrical contact.
6. The energy-saving explosion-proof electric heater according to claim 5, wherein a first chute is arranged at the bottom of the first cleaning box, and the first lower rack is arranged in the first chute; the bottom of second cleaning box is provided with the second spout, the rack sets up in the second spout under the second.
7. An energy efficient explosion-proof electric heater as set forth in claim 5, wherein a fixed pulley is disposed in said discharge passage, said fixed pulley receiving said first bungee cord.
8. The energy-saving explosion-proof electric heater according to claim 1, wherein the bottom of the discharge channel is communicated with a sundry collecting box, a tail water recovery pipe is further arranged on the side portion of the discharge channel, a second filter screen is arranged at the opening portion of the tail water recovery pipe, the other end of the tail water recovery pipe is communicated with the water inlet, a water pump is further arranged on the tail water recovery pipe, and the water pump pumps tail water in the discharge channel to the water inlet.
9. An energy efficient explosion-proof electric heater according to claim 3, further comprising a control circuit connected in series with the power supply of the heating circuit, the first electrical contact, the second electrical contact and the water pump, wherein the control circuit uses the contact-off of the first electrical contact and the second electrical contact as a circuit on-off signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110505396.5A CN113179562B (en) | 2021-05-10 | 2021-05-10 | Energy-saving explosion-proof electric heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110505396.5A CN113179562B (en) | 2021-05-10 | 2021-05-10 | Energy-saving explosion-proof electric heater |
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| CN113179562A CN113179562A (en) | 2021-07-27 |
| CN113179562B true CN113179562B (en) | 2023-09-22 |
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| KR101724350B1 (en) * | 2016-11-16 | 2017-04-07 | (주)창화에너지 | Electric boiler |
| CN209861190U (en) * | 2018-10-27 | 2019-12-27 | 上海奥热电气有限公司 | Explosion-proof heater capable of preventing dust and scale |
| CN209949451U (en) * | 2019-04-11 | 2020-01-14 | 扬州市优珂电气有限公司 | Explosion-proof electric heater with self-cleaning function |
| CN210220233U (en) * | 2019-08-02 | 2020-03-31 | 沧州沃盛源节能电器设备有限公司 | Clean convenient novel heat accumulation formula electric boiler |
| CN210345904U (en) * | 2019-08-06 | 2020-04-17 | 镇江威斯康电器有限公司 | Energy-saving explosion-proof electric heater |
| JP2021030041A (en) * | 2019-08-27 | 2021-03-01 | 广州慧潔日用品有限公司 | Intelligent care equipment for washing inner wall of electric kettle |
| CN211526741U (en) * | 2019-12-23 | 2020-09-18 | 镇江恒安防爆电器有限公司 | Explosion-proof heater convenient to clearance incrustation scale |
| CN211267111U (en) * | 2020-01-17 | 2020-08-14 | 贺得(上海)实业有限公司 | Effectual resistance heating device keeps warm |
| CN212962204U (en) * | 2020-08-22 | 2021-04-13 | 长沙美盛机电设备有限公司 | Energy-saving hot-blast furnace |
| CN213119536U (en) * | 2020-08-25 | 2021-05-04 | 昆山艾克米自动化科技有限公司 | Explosion-proof electric heater convenient to dismantle clearance |
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