CN212462547U

CN212462547U - Rural electric network voltage promotes compensation arrangement

Info

Publication number: CN212462547U
Application number: CN202021082242.7U
Authority: CN
Inventors: 尹跃辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-02-02
Anticipated expiration: 2030-06-12

Abstract

The utility model belongs to the technical field of power equipment, specifically be a rural electric network voltage promotes compensation arrangement, the intelligent cabinet temperature adjusting device comprises a cabinet body, the cabinet door is installed through the hinge pivot to cabinet body front side, cabinet body top is connected with the top cap, the air discharge fan is installed to the front side of the heat dissipation bars that cabinet body rear side was equipped with, the temperature controller is installed to one side of the compressor of air discharge fan front side installation, a relay, a weighing sensor and a temperature sensor, the one end of coiled pipe one and coiled pipe two is connected respectively to the compressor inlet outlet, the circulating pump is connected to the coiled pipe one and two other ends of coiled pipe, there is the refrigerant in coiled pipe one and coiled pipe two, cabinet body bottom surface is equipped with chassis and air inlet grid, the nylon filter screen is installed to air inlet grid downside and heat dissipation bars rear side, the air suction fan is installed to the air inlet grid upside, this, The compressor and the circulating pump can quickly and effectively reduce the temperature in the cabinet body, and ensure the normal operation of reactive power compensation equipment in the compensation cabinet.

Description

Rural electric network voltage promotes compensation arrangement

Technical Field

The utility model belongs to the technical field of power equipment, concretely relates to rural electric network voltage promotes compensation arrangement.

Background

With the continuous development of society, the living standard of residents is continuously improved, new electric appliances, such as air conditioners, electromagnetic ranges, washing machines, refrigerators, electric water heaters, televisions, computers, copiers and other electronic devices and electric cookers and other household electric appliances, continuously enter homes, these electric appliances can be collectively referred to as end loads of low-voltage lines, when alternating current passes through these loads, because a large number of inductive loads exist, the inductive loads contain inductance, and the inductance can periodically charge and discharge between the inductance and a transformer substation, theoretically, the transformer substation charges more or less electricity to the inductance, and the inductance can not consume electric energy in a power grid line, so the power in the line is also called reactive power, but actually, because the line has a certain resistance, the charging and discharging current generated in the line by the inductance can increase the line heating, the increase of reactive loss, the reduction of power factor and the reduction of voltage of a line lead to the reduction of electric energy quality, further influence the normal operation of user electric equipment, and can cause the damage of the electric equipment in serious cases, thereby bringing loss to users; the loss and the heat generation are added to the electrical equipment such as a transformer, an electronic component and the like, the insulation is accelerated to age, the service life is shortened, and in order to improve the operation quality of the electrical equipment, the reactive compensation is often required to be carried out on the electrical equipment.

Connecting the capacitance compensation cabinet in electric power system, can balancing the inductive load, improve power factor, lifting means's utilization ratio, the capacitance compensation cabinet that is used for rural area at present is mostly installed in the open air, and under the high temperature weather, these are placed and are led to the fact the influence if untimely cooling treatment is easy to the normal operating of reactive power compensation equipment in the compensation cabinet, and easily cause the damage.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a rural electric network voltage promotes compensation arrangement has the inside temperature of quick effectual reduction cabinet body of automatic air discharge fan, the fan of breathing in, compressor, circulating pump of opening and close under the condition of unmanned supervision of accessible temperature controller, relay, temperature sensor, guarantees the normal operating characteristics of reactive power compensation equipment in the compensation cabinet.

In order to achieve the above object, the utility model provides a following technical scheme: a rural power grid voltage lifting compensation device comprises a cabinet body, wherein the cabinet body comprises a stainless steel plate and foamed aluminum, a cabinet door is rotatably installed on the front side of the cabinet body through a hinge rotating shaft, a top cover is connected to the top of the cabinet body, a heat dissipation grid is arranged on the rear side of the cabinet body, an exhaust fan is fixedly installed on the front side of the heat dissipation grid, a compressor is fixedly installed on the front side of the exhaust fan, a temperature controller, a relay and a temperature sensor are fixedly installed on one side of the compressor, water inlets and water outlets of the compressor are respectively connected with one ends of a first coiled pipe and a second coiled pipe, the other ends of the first coiled pipe and the second coiled pipe are respectively connected with water inlets and water outlets of a circulating pump, a refrigerant is filled in the first coiled pipe and the second coiled pipe, a bottom frame is fixedly installed on the bottom surface of the cabinet body on the inner side of the bottom frame, an air inlet grid, and an air suction fan is fixedly arranged on the upper side of the air inlet grid.

Preferably, the stainless steel plate is fixedly bonded to the outer side of the foamed aluminum; the density of foamed aluminum is little, and the absorption impact ability is strong, and the heat conductivity is low high temperature resistant, and the good weatherability of fire proofness is strong, and outside corrosion resistant plate can effectually protect the inside reactive power compensation equipment of this device to avoid the interference of external environment factor.

Preferably, the number of the air inlet grids is two, the air inlet grids are symmetrically arranged on the bottom surface of the cabinet body, the air suction fan and the exhaust fan are electrically connected with the relay, the relay is electrically connected with the temperature controller, and the temperature controller is electrically connected with the temperature sensor; under the condition that need not the manpower supervision, temperature sensor detectable arrives the temperature information of the internal portion of cabinet, and the temperature controller receives opening and close of passing through relay automatic control air discharge fan and the fan of breathing in after temperature sensor's signal for the internal and external air exchange speed of cabinet avoids the inside silting heat of the cabinet body, influences the normal operating of the reactive power compensation equipment of the internal installation of cabinet.

Preferably, the coolant is filled in the first serpentine pipe and the second serpentine pipe in a flowing manner, the compressor, the first serpentine pipe, the second serpentine pipe and the circulating pump are in sealed connection, and the coolant is glycol aqueous solution; the secondary refrigerant can play a role in transferring heat and reduce the temperature of the first serpentine pipe and the second serpentine pipe.

Preferably, the compressor and the circulating pump are electrically connected with the relay, the compressor is fixedly installed on the bottom surface of the top cover, and the circulating pump is fixedly installed on the inner bottom surface of the cabinet body; when the temperature in the cabinet body is still higher than the preset value of the temperature controller after the exhaust fan and the suction fan operate for a period of time, the temperature controller starts the compressor and the circulating pump through the relay to rapidly refrigerate the secondary refrigerant in the first serpentine pipe and the second serpentine pipe, so that the secondary refrigerant flowing in the first serpentine pipe and the second serpentine pipe reduces the internal air temperature of the cabinet body through the heat transfer effect, and a better cooling and heat dissipation effect is achieved.

Preferably, the first serpentine pipe and the second serpentine pipe have the same structure and are symmetrically arranged inside the cabinet body, and the air suction fan is fixedly arranged right below the first serpentine pipe and the second serpentine pipe; the temperature of the air sucked by the air suction fan can be rapidly reduced in the process of passing through the first serpentine pipe and the second serpentine pipe with lower temperature, and the heat generated by the operation of the reactive power compensation equipment in the cabinet body is taken away.

Preferably, the nylon filter screen at the rear side of the heat dissipation grid is fixedly installed on the rear panel of the cabinet body through bolts; the nylon filter screen can play the filter effect, avoids foreign matters such as poplar wadding winged insect to get into the inside of the cabinet body, causes the short circuit of the inside reactive power compensation equipment of this device, produces the hidden danger in the safety.

Preferably, the nylon filter screen of air intake bars downside passes through bolt fixed mounting in the bottom surface of the cabinet body avoids foreign matters such as poplar wadding winged insect to get into the inside of the cabinet body, causes the short circuit of the inside reactive power compensation equipment of this device, produces the hidden danger in the safety.

Compared with the prior art, the beneficial effects of the utility model are that: the foamed aluminum has small density, strong impact absorption capacity, low thermal conductivity, high temperature resistance, good fire resistance and strong weather resistance, and can effectively protect the reactive power compensation equipment in the device from being interfered by external environmental factors by being matched with an external stainless steel plate; under the condition of no need of manual supervision, the temperature sensor can detect the temperature information in the cabinet body, and the temperature controller automatically controls the opening and closing of the exhaust fan and the air suction fan through the relay after receiving the signal of the temperature sensor, so that the air exchange speed inside and outside the cabinet body is accelerated, the heat accumulation in the cabinet body is avoided, and the normal operation of reactive power compensation equipment installed in the cabinet body is prevented from being influenced; the secondary refrigerant can play a role in transferring heat and reduce the temperature of the first coiled pipe and the second coiled pipe; when the temperature in the cabinet body is still higher than the preset value of the temperature controller after the exhaust fan and the suction fan operate for a period of time, the temperature controller starts the compressor and the circulating pump through the relay to rapidly refrigerate the secondary refrigerant in the first serpentine pipe and the second serpentine pipe, so that the secondary refrigerant flowing in the first serpentine pipe and the second serpentine pipe reduces the internal air temperature of the cabinet body through the heat transfer effect, and a better cooling and heat dissipation effect is achieved; the temperature of air sucked by the air suction fan can be rapidly reduced in the process of passing through the first serpentine pipe and the second serpentine pipe with lower temperature, and heat generated by the operation of reactive power compensation equipment in the cabinet body is taken away; the nylon filter screen can play the filter effect, avoids foreign matters such as poplar wadding winged insect to get into the inside of the cabinet body, causes the short circuit of the inside reactive power compensation equipment of this device, produces the hidden danger in the safety.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a rear view of the present invention;

fig. 4 is a left side view of the present invention;

fig. 5 is a bottom view of the present invention;

fig. 6 is a schematic structural diagram of a in the present invention;

fig. 7 is a schematic structural diagram of a component B of the present invention;

in the figure: 1. a cabinet body; 2. a hinge shaft; 3. a cabinet door; 4. a top cover; 5. a heat dissipation grid; 6. an exhaust fan; 7. a compressor; 8. a first coiled pipe; 9. a second coiled pipe; 10. a circulation pump; 11. a temperature controller; 12. a relay; 13. a temperature sensor; 14. an air suction fan; 15. a chassis; 16. a nylon filter screen; 17. an air intake grill; 18. a secondary refrigerant; 101. a stainless steel plate; 102. foamed aluminum.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-7, the present invention provides the following technical solutions: the utility model provides a rural power grid voltage promotes compensation arrangement, includes the cabinet body 1, the cabinet body 1 includes corrosion resistant plate 101, foamed aluminum 102, the front side of the cabinet body 1 is rotated through hinge pivot 2 and is installed cabinet door 3, the top of the cabinet body 1 is connected with top cap 4, the rear side of the cabinet body 1 is equipped with radiator grid 5, the front side fixed mounting of radiator grid 5 has air discharge fan 6, the front side fixed mounting of air discharge fan 6 has compressor 7, one side fixed mounting of compressor 7 has temperature controller 11, relay 12, temperature sensor 13, the one end of coiled pipe 8 and coiled pipe two 9 is connected respectively to the inlet outlet of compressor 7, the inlet outlet of coiled pipe 8 and coiled pipe two 9 is connected respectively to the other end of circulating pump 10 respectively, the inside of coiled pipe 8 and coiled pipe two 9 is filled with coolant 18, the bottom surface fixed mounting of the cabinet body 1 has chassis 15, be equipped with air intake bar 17 on the bottom surface of the inboard cabinet body 1 of chassis 15, the downside of air intake bar 17 and the rear side fixed mounting of heat dissipation bar 5 have nylon filter screen 16, air intake bar 17's upside fixed mounting has suction fan 14.

In this embodiment: the model number of the temperature sensor is PT 100.

Specifically, the stainless steel plate 101 is fixedly bonded to the outer side of the foamed aluminum 102; the foamed aluminum 102 has the advantages of small density, strong impact absorption capacity, low thermal conductivity, high temperature resistance, good fire resistance and strong weather resistance, and can effectively protect the reactive power compensation equipment inside the device from being interfered by external environmental factors by being matched with the external stainless steel plate 101.

Specifically, the number of the air intake grids 17 is two, and the air intake grids are symmetrically arranged on the bottom surface of the cabinet body 1, the air suction fan 14 and the exhaust fan 6 are electrically connected with the relay 12, the relay 12 is electrically connected with the temperature controller 11, and the temperature controller 11 is electrically connected with the temperature sensor 13; the user can set for the temperature range that suitable reactive power compensation equipment normally operated in temperature controller 11 in advance, after temperature sensor 13 detected the temperature value of the internal portion of cabinet 1 and exceeded the setting value of temperature controller 11, temperature controller 11 controlled exhaust fan 6 and suction fan 14 through relay 12 and moved simultaneously, accelerate the replacement speed of the internal air of cabinet 1, reduce the temperature in the cabinet 1 fast, after temperature sensor 13 detected the temperature value of the internal portion of cabinet 1 and is less than the setting value of temperature controller 11, temperature controller 11 controlled exhaust fan 6 and suction fan 14 stall through relay 12.

Specifically, the coolant 18 flows and fills the inside of the first serpentine pipe 8 and the second serpentine pipe 9, the compressor 7, the first serpentine pipe 8, the second serpentine pipe 9 and the circulating pump 10 are in sealed connection, and the coolant 18 is an ethylene glycol aqueous solution; the water inlet and outlet of the compressor 7 are connected with one ends of the first coiled pipe 8 and the second coiled pipe 9 through welding, and the other ends of the first coiled pipe 8 and the second coiled pipe 9 are connected with the water inlet and outlet of the circulating pump 10 through welding.

Specifically, the compressor 7 and the circulating pump 10 are electrically connected to the relay 12, the compressor 7 is fixedly mounted on the bottom surface of the top cover 4, and the circulating pump 10 is fixedly mounted on the inner bottom surface of the cabinet 1; a user can set the delay time for starting the compressor 7 and the circulating pump 10 in the relay 12 in advance, when the temperature sensor 13 detects that the temperature value inside the cabinet 1 exceeds the set value of the temperature controller 11, the temperature controller 11 controls the exhaust fan 6 and the suction fan 14 to simultaneously operate through the relay 12, when the operation duration of the exhaust fan 6 and the suction fan 14 reaches the delay start time set in the relay 12 and the temperature value inside the cabinet 1 still exceeds the set value of the temperature controller 11, the relay 12 controls the circulating pump 10 and the compressor 7 to start, the circulating pump 10 enables the secondary refrigerant 18 in the first serpentine pipe 8 and the second serpentine pipe 9 to circularly flow, the compressor 7 refrigerates and cools the secondary refrigerant 18 in the flow, the heat of the secondary refrigerant 18 is transmitted to the first serpentine pipe 8 and the second serpentine pipe 9, and the first serpentine pipe 8 and the second serpentine pipe 9 further cool the air inside the cabinet 1, when the temperature sensor 13 detects that the temperature value inside the cabinet 1 is lower than the set value of the temperature controller 11, the temperature controller 11 controls the exhaust fan 6, the suction fan 14, the circulating pump 10 and the compressor 7 to stop operation through the relay 12.

Specifically, the first serpentine tube 8 and the second serpentine tube 9 have the same structure and are symmetrically installed inside the cabinet 1, and the suction fan 14 is fixedly installed right below the first serpentine tube 8 and the second serpentine tube 9; the temperature of the air sucked by the suction fan 14 can be rapidly reduced in the process of passing through the first serpentine pipe 8 and the second serpentine pipe 9 with lower temperature, and the heat generated by the operation of the reactive power compensation equipment in the cabinet body 1 is taken away.

Specifically, the nylon filter screen 16 at the rear side of the heat dissipation grid 5 is fixedly mounted on the rear panel of the cabinet body 1 through bolts; the nylon filter screen 16 can play a filtering role, and prevent foreign matters such as poplar catkins winged insects from entering the cabinet body 1, so that the short circuit of the reactive power compensation equipment inside the device is caused, and potential safety hazards are generated.

Specifically, the nylon filter screen 16 on the lower side of the air intake grid 17 is fixedly mounted on the bottom surface of the cabinet body 1 through bolts; the nylon filter screen 16 can play a filtering role, and prevent foreign matters such as poplar catkins winged insects from entering the cabinet body 1, so that the short circuit of the reactive power compensation equipment inside the device is caused, and potential safety hazards are generated.

The working principle and the using process of the invention are as follows: a user can open a cabinet door 3 which is rotatably connected with the cabinet body 1 through a hinge rotating shaft 2, reactive power compensation equipment such as a busbar, a fuse, an isolating switch fuse set and the like is fixedly arranged inside the cabinet body 1, then the device is positioned on the ground through an underframe 15 or is arranged on an electric power rod through a fixing frame and other mechanisms, then the reactive power compensation equipment arranged in the cabinet body 1 is connected with a power grid, a temperature range suitable for the normal operation of the reactive power compensation equipment is set in a temperature controller 11, the delay time for starting the compressor 7 and the circulating pump 10 is set in a relay 12, and then the cabinet door 3 is closed, so that the device starts to work; when the temperature sensor 13 detects that the temperature value inside the cabinet body 1 exceeds the set value of the temperature controller 11, the temperature controller 11 controls the exhaust fan 6 and the suction fan 14 to operate simultaneously through the relay 12, so as to accelerate the replacement speed of the air inside the cabinet body 1 and rapidly reduce the temperature inside the cabinet body 1, when the operation duration of the exhaust fan 6 and the suction fan 14 reaches the delay start time set in the relay 12 and the temperature value inside the cabinet body 1 still exceeds the set value of the temperature controller 11, the relay 12 controls the circulating pump 10 and the compressor 7 to start, the circulating pump 10 enables the secondary refrigerant 18 inside the first serpentine pipe 8 and the second serpentine pipe 9 to flow circularly, the compressor 7 cools and cools the flowing secondary refrigerant 18, the heat of the secondary refrigerant 18 is transferred to the first serpentine pipe 8 and the second serpentine pipe 9, the first serpentine pipe 8 and the second serpentine pipe 9 cool the air inside the cabinet body 1 again, when the temperature sensor 13 detects that the temperature value inside the cabinet body 1 is lower than the set, the temperature controller 11 controls the exhaust fan 6, the suction fan 14, the circulating pump 10 and the compressor 7 to stop running through the relay 12; the nylon filter screen 16 can filter foreign matters such as external poplar catkins and winged insects.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A rural power grid voltage boost compensation arrangement which characterized in that: the solar water heater comprises a cabinet body (1), wherein the cabinet body (1) comprises a stainless steel plate (101) and foamed aluminum (102), a cabinet door (3) is installed on the front side of the cabinet body (1) in a rotating mode through a hinge rotating shaft (2), a top cover (4) is connected to the top of the cabinet body (1), a heat dissipation grating (5) is arranged on the rear side of the cabinet body (1), an exhaust fan (6) is fixedly installed on the front side of the heat dissipation grating (5), a compressor (7) is fixedly installed on the front side of the exhaust fan (6), a temperature controller (11), a relay (12) and a temperature sensor (13) are fixedly installed on one side of the compressor (7), water inlets and water outlets of the compressor (7) are respectively connected with one ends of a coiled pipe (8) and a coiled pipe (9), and water inlets and water outlets of a circulating pump (10) are respectively connected with the other ends of, the inside of coiled pipe (8) and coiled pipe two (9) is filled with refrigerant (18), the bottom surface fixed mounting of the cabinet body (1) has chassis (15), be equipped with air intake grid (17) on the bottom surface of the cabinet body (1) of chassis (15) inboard, the downside of air intake grid (17) and the rear side fixed mounting of radiator grid (5) have nylon filters (16), the upside fixed mounting of air intake grid (17) has suction fan (14).

2. The rural power grid voltage boost compensation device of claim 1, wherein: the stainless steel plate (101) is fixedly bonded to the outer side of the foamed aluminum (102).

3. The rural power grid voltage boost compensation device of claim 1, wherein: the quantity of air inlet bars (17) is two, and the symmetry sets up on the bottom surface of the cabinet body (1), air suction fan (14) with air discharge fan (6) electric connection relay (12), relay (12) electric connection temperature controller (11), temperature controller (11) electric connection temperature sensor (13).

4. The rural power grid voltage boost compensation device of claim 1, wherein: the secondary refrigerant (18) is filled in the first serpentine pipe (8) and the second serpentine pipe (9) in a flowing mode, the compressor (7), the first serpentine pipe (8), the second serpentine pipe (9) and the circulating pump (10) are in sealed connection, and the secondary refrigerant (18) is ethylene glycol aqueous solution.

5. The rural power grid voltage boost compensation device of claim 1, wherein: the compressor (7) and the circulating pump (10) electric connection the relay (12), the compressor (7) fixed mounting be in on the bottom surface of top cap (4), circulating pump (10) fixed mounting be in on the interior bottom surface of the cabinet body (1).

6. The rural power grid voltage boost compensation device of claim 1, wherein: the first serpentine pipe (8) and the second serpentine pipe (9) are identical in structure and symmetrically arranged inside the cabinet body (1), and the air suction fan (14) is fixedly arranged right below the first serpentine pipe (8) and the second serpentine pipe (9).

7. The rural power grid voltage boost compensation device of claim 1, wherein: the nylon filter screen (16) at the rear side of the heat dissipation grid (5) is fixedly installed on the rear panel of the cabinet body (1) through bolts.

8. The rural power grid voltage boost compensation device of claim 1, wherein: and the nylon filter screen (16) on the lower side of the air inlet grid (17) is fixedly arranged on the bottom surface of the cabinet body (1) through bolts.