CN111313281A - Low-voltage distribution side control device - Google Patents
Low-voltage distribution side control device Download PDFInfo
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- CN111313281A CN111313281A CN201911045292.XA CN201911045292A CN111313281A CN 111313281 A CN111313281 A CN 111313281A CN 201911045292 A CN201911045292 A CN 201911045292A CN 111313281 A CN111313281 A CN 111313281A
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- box body
- box
- air
- air inlet
- outlet pipe
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/263—Drying gases or vapours by absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Drying Of Gases (AREA)
Abstract
The invention is suitable for the technical field of low-voltage power distribution, and provides a low-voltage power distribution side control device which comprises an air inlet device and a dehumidifying assembly for removing moisture in the air inlet device, wherein the dehumidifying assembly comprises a motor, fan blades, a semiconductor refrigerating sheet, a flow guide groove and a water outlet pipe; when the semiconductor refrigeration piece with during the motor switch on, the output shaft of motor drives the flabellum is high-speed rotatory, makes contain moist air in the box with the cold junction contact of semiconductor refrigeration piece to become gaseous liquid, utilize the effect of gravitational potential energy afterwards, make liquid pass through the guiding gutter flows in the outlet pipe, thereby can reduce by a wide margin through this device the humidity in the box.
Description
Technical Field
The invention belongs to the technical field of low-voltage power distribution, and particularly relates to a low-voltage power distribution side control device.
Background
The low-voltage distribution control device faces to a low-voltage distribution user and is used for managing three-phase current unbalance, low voltage and reactive compensation, so that the management of current is passed, the quality of electric energy is optimized, the three-phase current compensation is to detect the system current in real time through an external current transformer, and send system current information to an internal controller for processing and analysis, whether a system is in an unbalanced state is judged, meanwhile, the current value required to be converted by each phase when the system reaches the balanced state is calculated, then a signal is sent to an internal IGBT (insulated gate bipolar translator) and the action of the internal IGBT is driven, the unbalanced current is transferred from the phase with large current to the phase with small current, and finally the three-phase balanced state is reached, and the operation process has great.
Current switch board is all placed and is used under the shady and cool environment, and the air under this kind of environment often contains very big moisture content, if this kind of air inflow to the switch board, causes the distribution system trouble easily, and the moist on the other hand ground also can get into in the switch board to influence distribution system's use.
Disclosure of Invention
The invention provides a low-voltage distribution side control device, and aims to solve the problems that the existing distribution cabinet is placed in a cool environment for use, air in the environment often contains large moisture, if the air flows into the distribution cabinet, the distribution system is easy to break down, and on the other hand, the moisture on the ground can also enter the distribution cabinet, so that the use of the distribution system is influenced.
The invention is realized in such a way, the low-voltage power distribution side control device comprises an air inlet device and a dehumidifying component for removing moisture in the air inlet device, wherein the air inlet device comprises a box body, a box door, two groups of air pumps, a filter box and an air inlet pipe, the box door is positioned on the front surface of the box body, the box door is rotationally connected with the box body, the two groups of air pumps are arranged, the two groups of air pumps are symmetrically arranged on the upper surface of the box body and are fixedly connected with the box body, the filter box is embedded at the top of the box body, the air inlet pipe is positioned on the upper surface of the filter box, an air outlet of the air pump is communicated with the filter box through the air inlet pipe, and one side of the;
the dehumidifying component comprises an activated carbon layer, a motor, fan blades, a semiconductor refrigerating sheet, a flow guide groove and a water outlet pipe, the activated carbon layer is positioned in the box body, and is fixedly connected with the box body, the motor is positioned below the activated carbon layer and is fixedly connected with the box body, the fan blades are positioned on an output shaft of the motor, and is fixedly connected with the output shaft of the motor, the semiconductor refrigeration sheet is positioned at one side of the fan blade, the semiconductor refrigerating sheet is fixedly connected with the box body, the diversion trench is positioned below the semiconductor refrigerating sheet, the diversion trench is fixedly connected with the box body, the water outlet pipe is positioned at one side of the diversion trench, and the box body is communicated with the box body, a plurality of radiating holes are uniformly formed in the contact position of the box body and the semiconductor refrigerating sheet, and the activated carbon layer is composed of activated carbon particles.
Preferably, the filter box comprises a filter box body, a filter screen, a cloth bag and moisture absorption cotton, the filter screen is positioned in the filter box body and is fixedly connected with the filter box body, the cloth bag is positioned at the bottom of the filter screen and is fixedly connected with the filter box body, and the moisture absorption cotton is positioned at the bottom of the cloth bag and is sewn with the cloth bag;
lime is arranged in the cloth bag.
Preferably, a second air outlet pipe is arranged above the water outlet pipe, penetrates through one side of the box body and is fixedly connected with the box body;
and a ball valve is embedded at one end of the second air outlet pipe, which is far away from the box body.
Preferably, the air inlet device further comprises a pressure gauge, the pressure gauge is far away from one side of the semiconductor refrigeration piece connected with the box body, and the pressure gauge is fixedly connected with the box body.
Preferably, the air pump comprises a housing, a piston rod, a connecting rod, a turntable and a rotating shaft, the piston is located inside the housing, the piston rod is located on the lower surface of the piston and fixedly connected with the piston, the connecting rod is located at the bottom of the piston rod, one end of the connecting rod is hinged to the piston rod, the turntable is located at the other end of the connecting rod and fixedly connected with the connecting rod, one end of the rotating shaft penetrates through the center of the turntable and is fixedly connected with the turntable, and the other end of the rotating shaft penetrates through the housing and is fixedly connected with an output shaft of an external motor;
an air outlet valve is arranged on one side inside the shell, and an air inlet valve is arranged on the other side inside the shell.
Preferably, the ball valve comprises a shell, a limiting ball and a handle, the limiting ball is located inside the shell, the handle penetrates through the upper surface of the shell and is fixedly connected with the limiting ball, the handle is in threaded connection with the shell, and an air inlet is formed in the front surface of the limiting ball.
Preferably, the air inlet device further comprises a support piece, the support piece is positioned between the two groups of air pumps, and the support piece is fixedly connected with the box body;
the upper surface of the support member is provided with a baffle.
Compared with the prior art, the invention has the beneficial effects that: by arranging the air pump and the filter box, when an external motor is started, the rotary disc rotates to enable the connecting rod to drive the piston to move downwards, so that external air enters the shell, when the piston moves upwards, the entering air is extruded into high-pressure air and is transferred into the filter box, and water molecules of the air are absorbed by the cloth bag and the moisture absorption cotton, so that the air entering the box body is dry air; through setting up the semiconductor refrigeration piece with the motor, work as the semiconductor refrigeration piece with during the motor switch on, the output shaft of motor drives the flabellum is high-speed rotatory, makes contain moist air in the box with the cold junction contact of semiconductor refrigeration piece to become gaseous liquid, utilize the effect of gravitational potential energy after that, make liquid pass through the guiding gutter flows in the outlet pipe, thereby can reduce by a wide margin through this device moist in the box.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the internal structure of the filtration tank of the present invention;
FIG. 4 is a schematic view of the internal structure of the air pump of the present invention;
FIG. 5 is a schematic view of the internal structure of the ball valve of the present invention;
in the figure: 1-air inlet device, 11-box body, 111-heat dissipation holes, 12-box door, 13-air pump, 131-shell, 132-piston, 133-piston rod, 134-connecting rod, 135-rotating disk, 136-rotating shaft, 137-air outlet valve, 138-air inlet valve, 14-filter box, 141-filter box body, 142-filter screen, 143-cloth bag, 144-hygroscopic cotton, 15-air inlet pipe, 16-first air outlet pipe, 17-pressure gauge, 18-supporting piece, 19-baffle, 2-dehumidifying component, 21-active carbon layer, 22-motor, 23-fan blade, 24-semiconductor refrigerating sheet, 25-diversion groove, 26-water outlet pipe, 27-second water outlet pipe, 28-ball valve, 281-shell, 282-stop ball, 283-handle, 284-air inlet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-5, the low-voltage distribution side control device includes an air inlet device 1 and a dehumidifying assembly 2 for removing moisture in the air inlet device 1, the air inlet device 1 includes a box body 11, a box door 12, an air pump 13, a filter box 14 and an air inlet pipe 15, the box door 12 is located on the front surface of the box body 11, the box door 12 is rotatably connected with the box body 11, the air pump 13 is provided with two sets, the two sets of air pumps 13 are symmetrically arranged on the upper surface of the box body 11 and fixedly connected with the box body 11, the filter box 14 is embedded on the top of the box body 11, the air inlet pipe 15 is located on the upper surface of the filter box 14, an air outlet of the air pump 13 is communicated with the filter box 14 through the air inlet pipe 15, and;
In this embodiment, the model of the motor 22 is RF-300C, a hinge is disposed at a connection position between the box body 11 and the box door 12, so that the box door 12 rotates on the box body 11 through the hinge, by disposing the air pump 13, when the external motor is started, the rotary disc 135 is driven to rotate, at this time, the connecting rod 134 converts the rotation motion into a reciprocating motion, so as to drive the piston rod 133 to move downward, further to move the piston 132 downward, at this time, the pressure inside the casing 131 is reduced, so that the air inlet valve 138 is opened, so that the external air enters the casing 131, when the piston 132 moves upward, the volume inside the casing 131 is reduced, the pressure is increased, the air outlet valve 137 is opened, the air inlet valve 138 is closed, so that the entering air is compressed into high-pressure air, and flows into the filter box 14; the filter box 14 is communicated with the interior of the box body 11 through the first air outlet pipe 16 by arranging the first air outlet pipe 16, so that high-pressure gas flows into the box body 11 through the first air outlet pipe 16 when entering the filter box 14;
by arranging the activated carbon layer 21, the activated carbon particles contain a large number of micropores and have a large surface area, so that the peculiar smell in the box body 11 can be effectively removed under the action of the activated carbon, and the dust in the box body 11 can be adsorbed; by arranging the motor 22 and the fan blades 23, wherein the air outlet of the fan blades 23 faces the semiconductor refrigerating sheet 24, when the output shaft of the motor 22 rotates, the air sucked into the box body 11 is blown to the cold end of the semiconductor refrigerating sheet 24, so that the moist air is changed into water drops due to temperature reduction, and flows out of the water outlet pipe 26 through the diversion trench 25; by arranging the semiconductor refrigerating sheet 24, because the semiconductor refrigerating sheet 24 consists of an N-type semiconductor material and a P-type semiconductor material, the two semiconductor materials are connected into a thermocouple, when current passes through the thermocouple, heat transfer can be generated between the two ends, the heat can be transferred from one end to the other end, and thus temperature difference is generated to form a cold-hot end; through the arrangement of the heat radiation holes 111, the heat end of the semiconductor refrigeration sheet 24 is radiated through the heat radiation holes 111, so that the refrigeration effect of the cold end is better; by arranging the diversion trench 25 and the water outlet pipe 26, wherein the diversion trench 25 is inclined by 30 degrees and connected with the box body 11, and the water outlet pipe 26 is inclined by 15 degrees and connected with the box body 11, under the action of the inclination angle, water firstly flows into the diversion trench 25, then flows into the water outlet pipe 26 and finally is discharged from the water outlet pipe 26; a water bucket may be placed below the water outlet pipe 26 so that the dripping water flows into the water bucket to reuse the water, or the water outlet pipe 26 may be directly connected to an external pipe so that the water is directly discharged.
In this embodiment, the external motor is started, so that the output shaft of the external motor drives the rotating disc 135 to rotate, at this time, the piston 132 is driven to descend by the action of the connecting rod 134, so that the air inlet valve 138 is opened, the external air flows into the shell 131, when the piston 132 moves upwards, the entering air is extruded into high-pressure air, meanwhile, the air outlet valve 137 is opened, so that the high-pressure air flows into the filter box 14, then impurities in the air are filtered by the filter screen 142, moisture in the air is absorbed by the cloth bag 143 and the absorbent cotton 144, so that the air becomes dry, and then the dry air enters the inside of the box body 11 through the first air outlet pipe 16; if when itself is too moist in the box 11, start motor 22 and semiconductor refrigeration piece 24 for the output shaft of motor 22 drives flabellum 23 high-speed rotation, makes box 11 moist air and the cold junction contact of semiconductor refrigeration piece 24, thereby the cooling becomes liquid, flows into guiding gutter 25, then flows out from outlet pipe 26, thereby recycles, makes the reduction by a wide margin of the moist in the box 11.
Further, the filter box 14 includes a filter box 141, a filter screen 142, a cloth bag 143 and a moisture absorbent cotton 144, the filter screen 142 is located inside the filter box 141 and is fixedly connected with the filter box 141, the cloth bag 143 is located at the bottom of the filter screen 142 and is fixedly connected with the filter box 141, and the moisture absorbent cotton 144 is located at the bottom of the cloth bag 143 and is sewn with the cloth bag 143;
lime is arranged in the cloth bag 143.
In this embodiment, when the high pressure gas flows into the filtering box 14, firstly the impurities in the air are filtered by the filtering net 142, and the moisture in the air is absorbed by the cloth bag 143 and the absorbent cotton 144, so that the air becomes dry, and then the dry air enters the interior of the box body 11 through the first air outlet pipe 16; by placing lime in the cloth bag 143, moisture in the air is quickly absorbed under the action of the lime, so that the air becomes dry.
Further, a second air outlet pipe 27 is arranged above the water outlet pipe 26, and the second air outlet pipe 27 penetrates through one side of the box body 11 and is fixedly connected with the box body 11;
a ball valve 28 is embedded at one end of the second air outlet pipe 27 far away from the end connected with the box body 11.
In this embodiment, by providing the second air outlet pipe 27, when the operator observes that the pressure in the box 11 is too high, the handle 283 on the ball valve 28 is rotated, so that the air inlet and the air outlet in the limit ball 282 and the ball valve 28 are communicated, and then the air flow in the box 11 is accelerated under the action of the fan blades 23, so that the air flows out from the second air outlet pipe 27, thereby reducing the pressure in the box 11 and preventing the box 11 from being broken due to the too high pressure.
Further, the air inlet device 1 further comprises a pressure gauge 17, the pressure gauge 17 is far away from one side of the box body 11, which is connected with the semiconductor refrigerating sheet 24, and the pressure gauge 17 is fixedly connected with the box body 11.
In this embodiment, through setting up manometer 17 for under manometer 17's effect, make things convenient for operating personnel to watch the atmospheric pressure in the box 11, prevent the high-pressure gas that air pump 13 produced, directly influence the atmospheric pressure in the box 11.
Further, the air pump 13 includes a housing 131, a piston 132, a piston rod 133, a connecting rod 134, a rotary disc 135 and a rotary shaft 136, the piston 132 is located inside the housing 131, the piston rod 133 is located on the lower surface of the piston 132, the piston rod 133 is fixedly connected with the piston 132, the connecting rod 134 is located at the bottom of the piston rod 133, one end of the connecting rod 134 is hinged to the piston rod 133, the rotary disc 135 is located at the other end of the connecting rod 134 and is fixedly connected with the connecting rod 134, one end of the rotary shaft 136 penetrates through the center of the rotary disc 135 and is fixedly connected with the rotary disc 135, and the other end of the rotary shaft 136 penetrates through the housing 131 and is fixedly;
an air outlet valve 137 is provided at one side of the inside of the housing 131, and an air inlet valve 138 is provided at the other side of the inside of the housing 131.
In this embodiment, as shown in fig. 4, an air outlet is opened at a side of the housing 131 close to the air outlet valve 137, an air inlet is opened at a side close to the air inlet valve 138, when the external motor is started, the rotating disc 135 is driven to rotate, at this time, the connecting rod 134 converts the rotating motion into the reciprocating motion, so as to drive the piston rod 133 to move downwards, further, the piston 132 moves downwards, at this time, the pressure inside the housing 131 is reduced, so that the air inlet valve 138 is opened, so that the external air enters the housing 131 through the air inlet, when the piston 132 moves upwards, the internal volume of the housing 131 is reduced, the pressure is increased, the air outlet valve 137 is opened, the air inlet valve 138 is closed, so that the entering air is compressed into high-pressure air, and flows.
Further, the ball valve 28 includes a housing 281, a limiting ball 282 and a handle 283, the limiting ball 282 is located inside the housing 281, the handle 283 penetrates through the upper surface of the housing 281 and is fixedly connected with the limiting ball 282, the handle 283 is in threaded connection with the housing 281, and an air inlet 284 is formed in the front surface of the limiting ball 282.
In this embodiment, as shown in fig. 5, the limiting ball 282 is provided with an air inlet and an air outlet on two sides, when the air pressure inside the box 11 is too high, the handle 283 is rotated, so that the handle 283 drives the limiting ball 282 to rotate, when the air inlet 284 on the limiting ball 282 is parallel to the air inlet and the air outlet on the housing 281, the air flows out of the ball valve 28, when the air inlet 284 on the limiting ball 282 is perpendicular to the air inlet and the air outlet on the housing 281, the valve of the ball valve 28 is closed, the air flow cannot pass through, so that the operator can control the opening or closing of the ball valve 28 by only rotating the handle 283.
Further, the air inlet device 1 further comprises a support member 18, the support member 18 is located between the two sets of air pumps 13, and the support member 18 is fixedly connected with the box body 11;
the upper surface of the support 18 is provided with a baffle 19.
In the present embodiment, by providing the support 18, the baffle plate 19 is supported by the support 18; by providing the baffle plate 19, the air pump 13 is protected by the baffle plate 19, and dust adhesion to the surface of the air pump 13 is reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. Low-voltage distribution side control device, including air inlet unit (1) and be used for getting rid of dehumidification subassembly (2) of moisture in air inlet unit (1), its characterized in that: the air inlet device (1) comprises a box body (11), a box door (12), air pumps (13), filter boxes (14) and air inlet pipes (15), wherein the box door (12) is located on the front surface of the box body (11), the box door (12) is rotatably connected with the box body (11), the air pumps (13) are provided with two groups, the two groups of air pumps (13) are symmetrically arranged on the upper surface of the box body (11) and are fixedly connected with the box body (11), the filter boxes (14) are embedded at the top of the box body (11), the air inlet pipes (15) are located on the upper surface of the filter boxes (14), air outlets of the air pumps (13) are communicated with the filter boxes (14) through the air inlet pipes (15), and one side of each filter box (14) is provided with a first air outlet pipe (16);
dehumidification subassembly (2) includes activated carbon layer (21), motor (22), flabellum (23), semiconductor refrigeration piece (24), guiding gutter (25) and outlet pipe (26), activated carbon layer (21) are located the inside of box (11), and with box (11) fixed connection, motor (22) are located the below of activated carbon layer (21), and with box (11) fixed connection, flabellum (23) are located on the output shaft of motor (22), and with the output shaft fixed connection of motor (22), semiconductor refrigeration piece (24) are located one side of flabellum (23), just semiconductor refrigeration piece (24) with box (11) fixed connection, guiding gutter (25) are located the below of semiconductor refrigeration piece (24), just guiding gutter (25) with box (11) fixed connection, the water outlet pipe (26) is positioned on one side of the flow guide groove (25) and communicated with the box body (11), a plurality of heat dissipation holes (111) are uniformly formed in the position where the box body (11) is in contact with the semiconductor refrigeration sheet (24), and the activated carbon layer (21) is composed of activated carbon particles.
2. The low voltage distribution side control apparatus of claim 1, wherein: the filter box (14) comprises a filter box body (141), a filter screen (142), a cloth bag (143) and absorbent cotton (144), the filter screen (142) is positioned inside the filter box body (141) and fixedly connected with the filter box body (141), the cloth bag (143) is positioned at the bottom of the filter screen (142) and fixedly connected with the filter box body (141), and the absorbent cotton (144) is positioned at the bottom of the cloth bag (143) and is sewn with the cloth bag (143);
lime is arranged in the cloth bag (143).
3. The low voltage distribution side control apparatus of claim 1, wherein: a second air outlet pipe (27) is arranged above the water outlet pipe (26), and the second air outlet pipe (27) penetrates through one side of the box body (11) and is fixedly connected with the box body (11);
and a ball valve (28) is embedded in one end, far away from the end connected with the box body (11), of the second air outlet pipe (27).
4. The low voltage distribution side control apparatus of claim 1, wherein: air inlet unit (1) still includes manometer (17), manometer (17) are kept away from box (11) is connected one side of semiconductor refrigeration piece (24), just manometer (17) with box (11) fixed connection.
5. The low voltage distribution side control apparatus of claim 1, wherein: the air pump (13) comprises a shell (131), a piston (132), a piston rod (133), a connecting rod (134), a rotating disc (135) and a rotating shaft (136), the piston (132) is located inside the housing (131), the piston rod (133) is located on a lower surface of the piston (132), the piston rod (133) is fixedly connected with the piston (132), the connecting rod (134) is positioned at the bottom of the piston rod (133), one end of the connecting rod (134) is hinged with the piston rod (133), the rotating disc (135) is positioned on the other end of the connecting rod (134), and is fixedly connected with the connecting rod (134), one end of the rotating shaft (136) penetrates through the center of the rotating disc (135), the other end of the rotating shaft (136) penetrates through the shell (131) and is fixedly connected with an output shaft of an external motor;
the inside one side of casing (131) is provided with air outlet valve (137), the inside opposite side of casing (131) is provided with admission valve (138).
6. The low voltage distribution side control apparatus of claim 3, wherein: the ball valve (28) comprises a shell (281), a limiting ball (282) and a handle (283), wherein the limiting ball (282) is positioned inside the shell (281), the handle (283) penetrates through the upper surface of the shell (281) and is fixedly connected with the limiting ball (282), the handle (283) is in threaded connection with the shell (281), and an air inlet (284) is formed in the front surface of the limiting ball (282).
7. The low voltage distribution side control apparatus of claim 1, wherein: the air inlet device (1) further comprises a support piece (18), the support piece (18) is positioned between the two groups of air pumps (13), and the support piece (18) is fixedly connected with the box body (11);
the upper surface of the support (18) is provided with a baffle (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911045292.XA CN111313281A (en) | 2019-10-30 | 2019-10-30 | Low-voltage distribution side control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911045292.XA CN111313281A (en) | 2019-10-30 | 2019-10-30 | Low-voltage distribution side control device |
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| CN111313281A true CN111313281A (en) | 2020-06-19 |
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| CN201911045292.XA Pending CN111313281A (en) | 2019-10-30 | 2019-10-30 | Low-voltage distribution side control device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113546507A (en) * | 2021-07-01 | 2021-10-26 | 燃志科技(上海)有限公司 | Block chain server equipment for removing moisture based on connecting rod reciprocating deformation |
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| CN206524531U (en) * | 2017-01-29 | 2017-09-26 | 国网山西省电力公司太原供电公司 | A kind of low voltage safety electric power cabinet |
| CN107237732A (en) * | 2017-07-06 | 2017-10-10 | 郑州联慧双创知识产权代理有限公司 | A kind of new gas compression set |
| CN207853281U (en) * | 2018-01-26 | 2018-09-11 | 广州市特乐扩医疗器械有限公司 | A kind of dehumidifying dedusting cooling noise reduction integration electrical cabinet |
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| CN113546507A (en) * | 2021-07-01 | 2021-10-26 | 燃志科技(上海)有限公司 | Block chain server equipment for removing moisture based on connecting rod reciprocating deformation |
| CN113546507B (en) * | 2021-07-01 | 2023-03-28 | 深圳多为智联科技有限公司 | Block chain server equipment for removing moisture based on connecting rod reciprocating deformation |
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Application publication date: 20200619 |
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