CN219961055U - Flame-proof explosion-proof electric box suitable for air source heat pump unit - Google Patents
Flame-proof explosion-proof electric box suitable for air source heat pump unit Download PDFInfo
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- CN219961055U CN219961055U CN202321122542.7U CN202321122542U CN219961055U CN 219961055 U CN219961055 U CN 219961055U CN 202321122542 U CN202321122542 U CN 202321122542U CN 219961055 U CN219961055 U CN 219961055U
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- pump unit
- flame
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- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims abstract description 12
- 239000003063 flame retardant Substances 0.000 claims description 21
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 17
- 238000004880 explosion Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000005057 refrigeration Methods 0.000 abstract 1
- 239000003570 air Substances 0.000 description 24
- 239000007789 gas Substances 0.000 description 12
- 239000003507 refrigerant Substances 0.000 description 11
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000004781 supercooling Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to the technical field of air source heat pumps, and discloses a flame-proof and explosion-proof electric box suitable for an air source heat pump unit, which comprises an explosion-proof box, a controller and a heat pump unit body, wherein hollowed-out shells are arranged on two sides of the heat pump unit body, a fan and a heating wire are respectively and fixedly connected to the inner wall of each hollowed-out shell, and a temperature sensor is fixedly connected to the inner bottom wall of the explosion-proof box; according to the utility model, through the explosion-proof box, the controller, the hollowed shell, the fan and the exhaust port, the controller can control the fan to be electrified and continuously blow air to the outer surface of the heat pump unit body and the interior of the explosion-proof box, so that air in the explosion-proof box is blown out of the interior of the explosion-proof box through the exhaust port, the effects of continuously ventilating the interior of the explosion-proof box and preventing flammable refrigeration gas from accumulating are achieved, and the temperature sensor can detect the ambient temperature around the heat pump unit body in the explosion-proof box through the explosion-proof box, the controller, the hollowed shell, the fan, the heating wire, the temperature sensor and the exhaust port.
Description
Technical Field
The utility model relates to the technical field of air source heat pumps, in particular to a flame-proof and explosion-proof electric box suitable for an air source heat pump unit.
Background
The air source heat pump is an energy-saving device which utilizes high potential energy to enable heat to flow from low-level heat source air to high-level heat source, and is a form of heat pump, and the heat pump can convert low-level heat energy (such as heat contained in air, soil and water) which cannot be directly utilized into high-level heat energy which can be utilized like a pump, so that the aim of saving part of high potential energy (such as coal, fuel gas, oil, electric energy and the like) is achieved, and a corresponding electric box is needed for accommodating an air source heat pump unit.
According to the utility model of application number CN201921943053.1, a flame-proof and explosion-proof electric box suitable for an air source heat pump unit is disclosed, and the concentration sensor is used for monitoring the concentration of combustible refrigerant gas in the electric box, so that the possibly leaked combustible refrigerant gas is discharged in time to ensure the safety of the air source heat pump unit, but as the corresponding pipeline is frozen and cracked by the environment with too low temperature, the method for monitoring the concentration of the combustible refrigerant gas solves the problem without treating the problem, and the structure for preventing the air source heat pump unit from being supercooled is lacking, so that the problem of the combustible refrigerant gas leakage cannot be fundamentally solved, so that a person skilled in the art provides the flame-proof and explosion-proof electric box suitable for the air source heat pump unit, and the problem in the background technology is solved.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a flame-proof explosion-proof electric box suitable for an air source heat pump unit, which has the advantages of preventing the air source heat pump unit from being supercooled and continuously performing sufficient air-dispelling for the unit.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an explosion-proof electric box suitable for air source heat pump unit, includes explosion-proof case, controller and heat pump unit body, the both sides of heat pump unit body all are provided with the fretwork shell, every the inner wall of fretwork shell is fixedly connected with fan and heater strip respectively, the interior bottom wall fixedly connected with temperature sensor of explosion-proof case, a plurality of the same gas vent has been seted up to the upper surface of explosion-proof case, a plurality of the same outlet has been seted up to the bottom surface of explosion-proof case.
Preferably, the left side face of explosion-proof case and the right side face fixed connection of controller, two the side that the fretwork shell kept away from each other all with the inner wall fixed connection of explosion-proof case, the left side face activity hinge of explosion-proof case has the protective housing, the inner wall fixedly connected with flame retardant panel of explosion-proof case.
Preferably, the left side fixedly connected with mortise lock board of explosion-proof case, the positive fixedly connected with card shell of protective housing, the inside of card shell and the surface looks joint of mortise lock board.
Preferably, the fan, the heating wire and the temperature sensor are all electrically connected with the controller through wires, a flame-retardant base is fixedly connected with the bottom surface of the heat pump unit body, the bottom surface of the flame-retardant base is contacted with the inner bottom wall of the explosion-proof box, and a plurality of identical water guide openings are formed in the upper surface of the flame-retardant base.
Preferably, the outer surface of the explosion-proof box is fixedly connected with two groups of reinforced shells, the explosion-proof door is arranged on the outer side of the explosion-proof box, and the back surface of the explosion-proof door is in contact with the front surface of the explosion-proof box.
Preferably, the outside of explosion-proof door is provided with the same fastening bolt of a plurality of, every fastening bolt is close to explosion-proof door's one end all runs through explosion-proof door and explosion-proof case in proper order and extends to the inside of explosion-proof case, every fastening bolt's surface respectively with the inner wall of explosion-proof door and the inner wall threaded connection of explosion-proof case.
(III) beneficial effects
Compared with the prior art, the utility model provides the flame-proof and explosion-proof electric box suitable for the air source heat pump unit, which has the following beneficial effects:
this be applicable to explosion-proof electric box of air source heat pump unit, through being provided with explosion-proof box, a controller, the fretwork shell, fan and the mutually supporting of gas vent, the controller can control the fan circular telegram and last blow to heat pump unit body surface and explosion-proof box inside, and then blow off the inside of explosion-proof box with the gas in the explosion-proof box through the gas vent, play and keep the internal ventilation of explosion-proof box and prevent the effect that combustible refrigerant gas is piled up, the rethread is provided with explosion-proof box, a controller, the fretwork shell, the fan, the heater strip, temperature sensor and outlet mutually support, temperature sensor can detect the ambient temperature around the inside heat pump unit body of explosion-proof box, and then give the controller transmission signal when the temperature is too low, the heater strip circular telegram heating is controlled again to the controller, the fan blows the heat of heater strip to the surface of heat pump unit body, play and provide suitable temperature and prevent the inside heat pump unit body from the supercooling around of heat pump unit body and lead to the effect of combustible refrigerant pipeline frost crack, the effect that has been provided with suitable temperature around the inside heat pump unit body and prevent the heat pump unit body from the pipeline from the combustible refrigerant pipeline from the cooling down, the effect that can prevent the air leakage of the refrigerant fundamentally from the heat pump unit can not only realizing the continuous air source because of the refrigerant.
Drawings
FIG. 1 is a schematic diagram of a three-dimensional structure of a flame-proof and explosion-proof electrical box of the utility model;
FIG. 2 is a schematic diagram of a side-bottom perspective view of the flame-retardant and explosion-proof electrical box of the present utility model;
FIG. 3 is a schematic view of the explosion proof box of the present utility model in a cut-away perspective;
fig. 4 is a schematic view of a cut-away perspective structure of a hollow shell according to the present utility model;
fig. 5 is a schematic structural view of a flame retardant chassis according to the present utility model.
In the figure: 1. an explosion-proof box; 2. a controller; 3. a heat pump unit body; 4. routing the shell; 5. a blower; 6. a heating wire; 7. a temperature sensor; 8. an exhaust port; 9. a water outlet; 10. a flame retardant panel; 11. a protective shell; 12. a latch plate; 13. a clamping shell; 14. a flame retardant base; 15. a water guide port; 16. adding a solid shell; 17. an explosion door; 18. and (5) fastening a bolt.
Detailed Description
In order to better understand the purpose, structure and function of the present utility model, the following describes in detail a flame-proof and explosion-proof electric box suitable for an air source heat pump unit with reference to the accompanying drawings.
Referring to fig. 1-5, the present utility model: the utility model provides an explosion-proof electric box suitable for air source heat pump unit, including explosion-proof case 1, controller 2 and heat pump unit body 3, the both sides of heat pump unit body 3 all are provided with hollow shell 4, the left surface of explosion-proof case 1 and the right flank fixed connection of controller 2, a side that two hollow shells 4 kept away from each other all with the inner wall fixed connection of explosion-proof case 1, the left surface activity hinge of explosion-proof case 1 has protective housing 11, the inner wall fixedly connected with flame retardant slab 10 of explosion-proof case 1, through setting up protective housing 11, can protect controller 2, through setting up flame retardant slab 10, can prevent that the inside burning of explosion-proof case 1 from spreading when taking place the accident.
The inner wall of every fretwork shell 4 is fixedly connected with fan 5 and heater strip 6 respectively, and the left surface fixedly connected with mortise lock board 12 of explosion-proof case 1, the positive fixedly connected with card shell 13 of protective housing 11, the inside of card shell 13 and the outer surface looks joint of mortise lock board 12, through setting up mortise lock board 12 and card shell 13, and mortise lock board 12 can pass card shell 13 and hang the padlock, plays the effect of cooperation outside padlock pinning protective housing 11.
The inner bottom wall fixedly connected with temperature sensor 7 of explosion-proof case 1, fan 5, heater strip 6 and temperature sensor 7 all are connected with the controller 2 electricity through the wire, the bottom surface fixedly connected with fire-retardant base 14 of heat pump unit body 3, the bottom surface of fire-retardant base 14 contacts with the inner bottom wall of explosion-proof case 1, a plurality of the same water guide mouth 15 has been seted up to the upper surface of fire-retardant base 14, through setting up fire-retardant base 14, can prevent that the inside burning of explosion-proof case 1 from spreading when the unexpected emergence fires, through setting up water guide mouth 15, can dredge and leak after melting the frosting of heat pump unit body 3.
The upper surface of explosion-proof case 1 has offered the same gas vent 8 of a plurality of, and the surface fixedly connected with of explosion-proof case 1 two sets of shells 16 that add, and the outside of explosion-proof case 1 is provided with explosion vent 17, and the back of explosion vent 17 contacts with the front of explosion-proof case 1, through setting up to add the shell 16 that adds, can consolidate four arriss of explosion-proof case 1, and then increase the fastness and the explosion-proof effect of explosion-proof case 1, through setting up explosion vent 17, can block up the positive opening of explosion-proof case 1 and explosion-proof.
The bottom surface of explosion-proof case 1 has offered the same outlet 9 of a plurality of, and the outside of explosion-proof door 17 is provided with the same fastening bolt 18 of a plurality of, and the one end that every fastening bolt 18 is close to explosion-proof door 17 all runs through explosion-proof door 17 and explosion-proof case 1 in proper order and extends to the inside of explosion-proof case 1, and the surface of every fastening bolt 18 respectively with the inner wall of explosion-proof door 17 and the inner wall threaded connection of explosion-proof case 1, through setting up fastening bolt 18, can lock explosion-proof door 17 and explosion-proof case 1, plays the effect that increases explosion-proof door 17 explosion-proof effect.
The working principle of the utility model is as follows: firstly, the explosion-proof box 1 is erected on a certain height, then the heat pump unit body 3 is erected and installed on the flame-retardant base 14, the explosion-proof door 17 and the explosion-proof box 1 are locked by a plurality of fastening bolts 18, then the controller 2 controls the two fans 5 to be electrified and continuously rotate for blowing, air around the heat pump unit body 3 in the explosion-proof box 1 is continuously replaced and discharged through the air outlet 8 above the explosion-proof box 1 to prevent the accumulation of combustible gas, when the temperature sensor 7 detects that the temperature in the explosion-proof box 1 is too low and is lower than the safety temperature set in the controller 2, the controller 2 controls the two heating wires 6 to be electrified and start heating, then the two fans 5 blow heat emitted by the heating wires 6 at two sides of the heat pump unit body 3 to the outer surface of the heat pump unit body 3, so as to ensure that the temperature around the heat pump unit body 3 does not lead the pipeline of the combustible refrigerant in the heat pump unit body 3 to be easily frozen and cracked, when frost on the heat pump unit body 3 is melted, the melted liquid leaks to the water outlet 9 at the bottom of the explosion-proof box 1 along the outer surface of the heat pump unit body 3 through the water guide opening 15 on the flame-retardant base 14, and finally is discharged out of the inside of the explosion-proof box 1 through the water outlet 9, then when the temperature sensor 7 senses that the temperature in the explosion-proof box 1 is higher than the safety temperature set by the controller 2, the controller 2 controls the two heating wires 6 to be powered off and stop heating, after the parameter setting is needed to be carried out on the controller 2, the lock plate 12 passes through the clamping shell 13 on the protective shell 11 and is hung on the lock plate 12 through an external padlock, the design of the whole flame-proof and explosion-proof electric box for the air source heat pump unit effectively solves the problem that the structure for preventing supercooling of the air source heat pump unit is lacked, resulting in the inability to fundamentally solve the problem of leakage of the flammable refrigerant gas.
It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. The utility model provides a flame-retardant explosion-proof electric box suitable for air source heat pump set, includes explosion-proof case (1), controller (2) and heat pump set body (3), its characterized in that: the heat pump unit comprises a heat pump unit body (3), wherein hollow shells (4) are arranged on two sides of the heat pump unit body (3), a fan (5) and a heating wire (6) are fixedly connected to the inner walls of the hollow shells (4) respectively, a temperature sensor (7) is fixedly connected to the inner bottom wall of an explosion-proof box (1), a plurality of identical exhaust ports (8) are formed in the upper surface of the explosion-proof box (1), and a plurality of identical water outlets (9) are formed in the bottom surface of the explosion-proof box (1).
2. The flame-proof and explosion-proof electrical box for air source heat pump unit according to claim 1, wherein: the left side face of explosion-proof case (1) and the right side face fixed connection of controller (2), two the side that hollow shell (4) kept away from each other all with the inner wall fixed connection of explosion-proof case (1), the left side face activity of explosion-proof case (1) articulates there is protective housing (11), the inner wall fixedly connected with flame retardant plate (10) of explosion-proof case (1).
3. The flame-proof and explosion-proof electrical box for air source heat pump unit according to claim 2, wherein: the left side fixedly connected with mortise lock board (12) of explosion-proof case (1), the front fixedly connected with card shell (13) of protective housing (11), the inside of card shell (13) and the surface looks joint of mortise lock board (12).
4. The flame-proof and explosion-proof electrical box for air source heat pump unit according to claim 1, wherein: the heat pump unit comprises a fan (5), a heating wire (6) and a temperature sensor (7), wherein the fan, the heating wire (6) and the temperature sensor (7) are electrically connected with a controller (2) through wires, a flame-retardant base (14) is fixedly connected to the bottom surface of a heat pump unit body (3), the bottom surface of the flame-retardant base (14) is contacted with the inner bottom wall of an explosion-proof box (1), and a plurality of identical water guide ports (15) are formed in the upper surface of the flame-retardant base (14).
5. The flame-proof and explosion-proof electrical box for air source heat pump unit according to claim 1, wherein: the anti-explosion device is characterized in that two groups of reinforcing shells (16) are fixedly connected to the outer surface of the anti-explosion box (1), an anti-explosion door (17) is arranged on the outer side of the anti-explosion box (1), and the back surface of the anti-explosion door (17) is in contact with the front surface of the anti-explosion box (1).
6. The flame-proof and explosion-proof electrical box for air source heat pump unit according to claim 5, wherein: the outside of explosion-proof door (17) is provided with a plurality of the same fastening bolt (18), every fastening bolt (18) is close to explosion-proof door (17) one end all runs through explosion-proof door (17) and explosion-proof case (1) in proper order and extends to the inside of explosion-proof case (1), every the surface of fastening bolt (18) respectively with the inner wall of explosion-proof door (17) and the inner wall threaded connection of explosion-proof case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321122542.7U CN219961055U (en) | 2023-05-11 | 2023-05-11 | Flame-proof explosion-proof electric box suitable for air source heat pump unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321122542.7U CN219961055U (en) | 2023-05-11 | 2023-05-11 | Flame-proof explosion-proof electric box suitable for air source heat pump unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219961055U true CN219961055U (en) | 2023-11-03 |
Family
ID=88551068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321122542.7U Active CN219961055U (en) | 2023-05-11 | 2023-05-11 | Flame-proof explosion-proof electric box suitable for air source heat pump unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219961055U (en) |
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2023
- 2023-05-11 CN CN202321122542.7U patent/CN219961055U/en active Active
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