CN110429481A - A kind of power distribution network stable-pressure device - Google Patents
A kind of power distribution network stable-pressure device Download PDFInfo
- Publication number
- CN110429481A CN110429481A CN201910640269.9A CN201910640269A CN110429481A CN 110429481 A CN110429481 A CN 110429481A CN 201910640269 A CN201910640269 A CN 201910640269A CN 110429481 A CN110429481 A CN 110429481A
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- China
- Prior art keywords
- rectangular
- cabinet body
- motor
- distribution network
- power distribution
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/46—Thermally-sensitive members actuated due to expansion or contraction of a solid
-
- 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
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
-
- 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
-
- 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a kind of power distribution network stable-pressure devices, its structure includes cabinet body, chassis, overhead guard, triangular fixing frame, cabinet door, thermal window, pressure stabilizing main body, rectangular-shaped copper sheet, self-starting cooling mechanism, wiring circular hole and power supply line, the power distribution network stable-pressure device is mounted with self-starting cooling mechanism on the inside of cabinet body, motor is equipped with by the motor fixed link of hollow form on the inside of the rectangular-shaped housing of self-starting cooling mechanism, the power input of motor is terminated with driving mechanism, when the intracorporal rectangular-shaped copper sheet temperature of cabinet reaches 40 degree, the T shape memorial alloy being connected with rectangular-shaped copper sheet generates deformation and squeezes key switch, to make drive flabellum after motor energization carry out high speed rotation, cool down to the electrical component of interior of the cabinet, solve the automatic when the temperature is excessively high right of the inconvenient electrical component surface after voltage fluctuation is larger The problem of electrical component radiates, and electrical component is be easy to cause to burn out.
Description
Technical field
The present invention relates to stable-pressure device technical fields, and in particular to a kind of power distribution network stable-pressure device.
Background technique
Power distribution network, which refers to from power transmission network or regional power plant, receives electric energy, distribute or is pressed on the spot by distribution facility voltage by
Grade distributes to the power network of all types of user, is by overhead transmission line, cable, shaft tower, distribution transformer, disconnecting switch, reactive compensation
The compositions such as device and some affiliated facilities, the network of important distribution electric energy effect is played in power network；With factory automation
It rapidly developing extensively, precision equipment is more and more extensive using using in the factory, and it is also higher and higher to power quality requirement,
Especially some important equipment are higher and higher to voltage stability requirement, therefore stable-pressure device has been generally accessed in power distribution network
The stability of voltage is controlled；The stable-pressure device of the prior art only pass through the heat release hole of setting to internal electrical component into
Row cooling, the inconvenient when the temperature is excessively high of electrical component surface automatically radiates to electrical component after voltage fluctuation is larger, holds
Electrical component is easily caused to burn out.
Summary of the invention
(1) technical problems to be solved
In order to overcome the shortage of prior art, it is proposed that a kind of power distribution network stable-pressure device solves inconvenience after voltage fluctuation is larger
The problem of radiating to electrical component automatically when the temperature is excessively high, electrical component be easy to cause to burn out of electrical component surface.
(2) technical solution
The present invention is achieved through the following technical solutions: the invention proposes a kind of power distribution network stable-pressure device, including cabinet body, chassis,
Overhead guard, triangular fixing frame, cabinet door, thermal window, pressure stabilizing main body, rectangular-shaped copper sheet, self-starting cooling mechanism, wiring circular hole and electricity
Source line, the bottom of cabinet bulk two sides are welded with chassis, and the overhead guard is in triangular shape, and overhead guard bottom side is tied with cabinet body in integrated
Structure, the cabinet body left and right sides are welded with triangular fixing frame, are hinged on the right side of the cabinet body front by hinge and cabinet door, institute
It states and is equipped with thermal window at left and right sides of cabinet body, middle part is embedded with rectangular-shaped copper sheet, and pressure stabilizing main body on rear side of the pressure stabilizing main body
It is fastened by bolts on the inside of cabinet body, is connected on the right side of the rectangular-shaped copper sheet with self-starting cooling mechanism, the self-starting dissipates
It is fastenedly connected on rear side of heat engine structure by bolt and cabinet body, middle part is equipped with the wiring circle for connecting cable on rear side of the cabinet body
Hole, the power supply line are set to cabinet body right part top side, the self-starting cooling mechanism by rectangular-shaped housing, air outlet, driving mechanism,
Motor fixed link, motor, flabellum and air inlet composition, the rectangular-shaped housing are in hollow form, and pass through on rear side of rectangular-shaped housing
Bolt fastening is on the inside of cabinet body, and the rectangular-shaped housing left side sets up air outlet, and the rectangular-shaped housing top right side is fastened with
For controlling the driving mechanism of motor power on/off, the driving mechanism is through inside in the motor fixed link of hollow form and electricity
Motivation is connected, and the motor fixed link is perpendicularly fixed at right part on the inside of rectangular-shaped housing, and passes through spiral shell in the middle part of motor fixed link
Bolt is fastened with the motor for driving flabellum to rotate, and output end is plugged with by way of transition fit on the left of the motor
Flabellum, the air inlet are built on the right side of rectangular-shaped housing.
Further, the driving mechanism includes rectangular connecting block, key switch, connecting line, compressed spring and the memory of T shape
Composition of alloy, the rectangular connecting block bottom side are anchored at the top of rectangular-shaped housing, and the rectangular connecting block left side central portion is laterally set up
There is key switch, the current output terminal of the key switch through the connecting line of motor fixed link with motor by being connected
It connecing, the key switch is equipped with compressed spring in two sides up and down, and the compressed spring right end face is connected with rectangular connecting block,
And the left end face of compressed spring is matched with the T shape memorial alloy that can produce deformation, and the T shape memorial alloy is anchored on square
Shape copper sheet right hand top, the key switch are electrically connected with power supply line.
Further, the pressure stabilizing main body is made of regulating circuit, control circuit and servo motor.
Further, there are four the triangular fixing frame is arranged altogether, and there are two being all provided at left and right sides of cabinet body.
Further, the thermal window is symmetrical in cabinet body two sides, and is fastened with dust mistake on the inside of thermal window
Strainer.
Further, there are three the wiring circular hole is arranged altogether, and the inside of three wiring circular holes is nested with ripple
Pipe.
Further, protective net is embedded on the inside of the air outlet and air inlet.
Further, the round shape end face on the right side of the T shape memorial alloy and key switch are in same level.
Further, it when the T shape memorial alloy heating temperature reaches 40 degree, is stretched at the folding at middle part, and horizontally
Face is in parastate.
Further, the pressure stabilizing main body has overcurrent, over-voltage, excessively mild open-phase protection, and harmonic wave, nothing can be arranged
The ratio of function, three-phase imbalance compensation capacity.
Further, the T shape memorial alloy is made of Nitinol.
Further, the material that the rectangular-shaped housing uses is aluminium alloy.
(3) beneficial effect
The present invention compared with the existing technology, has the advantages that
Self-starting cooling mechanism, the electricity that the rectangular-shaped housing inside of self-starting cooling mechanism passes through hollow form are mounted on the inside of cabinet body
Machine fixed link is equipped with motor, and the power input of motor is terminated with driving mechanism, in the intracorporal rectangular-shaped copper sheet temperature of cabinet
When reaching 40 degree, the T shape memorial alloy being connected with rectangular-shaped copper sheet generates deformation and squeezes key switch, to make
Motor drives flabellum to carry out high speed rotation after being powered, and cools down to the electrical component of interior of the cabinet, solves inconvenience in electricity
Radiating automatically to electrical component when the temperature is excessively high for the larger rear electrical component surface of pressure fluctuation, be easy to cause electrical component to burn
Bad problem.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of present invention rear side；
Fig. 3 is the main view of interior of the cabinet of the present invention；
Fig. 4 is the structural schematic diagram of self-starting cooling mechanism of the present invention；
Fig. 5 is the structural schematic diagram of driving mechanism of the present invention.
In figure: cabinet body -1, chassis -2, overhead guard -3, triangular fixing frame -4, cabinet door -5, thermal window -6, pressure stabilizing main body -7,
Rectangular-shaped copper sheet -8, wiring circular hole -10, power supply line -11, rectangular-shaped housing -91, air outlet -92, drives self-starting cooling mechanism -9
Motivation structure -93, motor fixed link -94, motor -95, flabellum -96, air inlet -97, rectangular connecting block -931, key switch -
932, connecting line -933, compressed spring -934, T shape memorial alloy -935.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 are please referred to, the present invention provides a kind of power distribution network stable-pressure device: including cabinet body 1, bottom
Frame 2, overhead guard 3, triangular fixing frame 4, cabinet door 5, thermal window 6, pressure stabilizing main body 7, rectangular-shaped copper sheet 8, self-starting cooling mechanism 9,
Wiring circular hole 10 and power supply line 11,1 two sides of the bottom of cabinet body are welded with chassis 2, and overhead guard 3 is in triangular shape, and 3 bottom side of overhead guard and cabinet
Body 1 is in integral structure, and 1 left and right sides of cabinet body is welded with triangular fixing frame 4, passes through hinge and cabinet door 5 on the right side of 1 front of cabinet body
It is hinged, thermal window 6 is equipped at left and right sides of cabinet body 1,7 rear side middle part of pressure stabilizing main body is embedded with rectangular-shaped copper sheet 8, and pressure stabilizing
Main body 7 is fastened by bolts in 1 inside of cabinet body, and rectangular-shaped 8 right side of copper sheet is connected with self-starting cooling mechanism 9, and self-starting dissipates
It is fastenedly connected by bolt with cabinet body 1 on rear side of heat engine structure 9,1 rear side middle part of cabinet body is equipped with the wiring circular hole for connecting cable
10, power supply line 11 is set to 1 right part top side of cabinet body, and self-starting cooling mechanism 9 is by rectangular-shaped housing 91, air outlet 92, driving mechanism
93, motor fixed link 94, motor 95, flabellum 96 and air inlet 97 form, and rectangular-shaped housing 91 is in hollow form, and rectangular-shaped housing
91 rear sides are fastened by bolts in 1 inside of cabinet body, and 91 left side of rectangular-shaped housing sets up air outlet 92,91 top right of rectangular-shaped housing
Side is fastened with the driving mechanism 93 for controlling 95 power on/off of motor, and driving mechanism 93 is through inside in the motor of hollow form
Fixed link 94 is connected with motor 95, and motor fixed link 94 is perpendicularly fixed at 91 inside right part of rectangular-shaped housing, and motor is solid
The motor 95 for driving flabellum 96 to rotate is fastened by bolts in the middle part of fixed pole 94,95 left side output end of motor passed through
The mode for crossing cooperation is plugged with flabellum 96, and air inlet 97 is built in 91 right side of rectangular-shaped housing.
Wherein, the driving mechanism 93 includes rectangular connecting block 931, key switch 932, connecting line 933, compressed spring
934 and T shape memorial alloy 935 forms, and 931 bottom side of rectangular connecting block is anchored on 91 top of rectangular-shaped housing, and the rectangle connects
It connects 931 left side central portion of block and laterally sets up key switch 932, the current output terminal of the key switch 932 is by through electricity
The connecting line 933 of machine fixed link 94 is connected with motor 95, and about 932 two sides of key switch are equipped with compressed spring
934,934 right end face of compressed spring is connected with rectangular connecting block 931, and the left end face of compressed spring 934 with
The T shape memorial alloy 935 that can produce deformation matches, and the T shape memorial alloy 935 is anchored on rectangular-shaped 8 right hand top of copper sheet,
The key switch 932 is electrically connected with power supply line 11.
Wherein, the pressure stabilizing main body 7 is made of regulating circuit, control circuit and servo motor.
Wherein, the triangular fixing frame 4 is altogether there are four settings, and there are two being all provided in the left and right sides of cabinet body 1, convenient for pair
The installation further progress of cabinet body 1 is reinforced.
Wherein, the thermal window 6 is symmetrical in 1 two sides of cabinet body, and dust filtering is fastened on the inside of thermal window 6
Net is conducive to gas and generates convection current in cabinet body 1, is convenient for radiating.
Wherein, there are three the wiring circular hole 10 is arranged altogether, and the inside of three wiring circular holes 10 is nested with ripple
Pipe, convenient for being mounted on cable in the pressure stabilizing main body 8 inside cabinet body 1, while preventing cable from wearing in wiring circular hole 10.
Wherein, the air outlet 92 and 97 inside of air inlet are embedded with protective net, prevent sundries from entering in rectangular-shaped housing 91,
Self-starting cooling mechanism 9 is caused to damage.
Wherein, the round shape end face on 935 right side of T shape memorial alloy and key switch 932 are in same level, favorably
Extruding unlatching is carried out to key switch 932 when T shape memorial alloy 935 generates deformation.
Wherein, it when 935 heating temperature of T shape memorial alloy reaches 40 degree, is stretched at the folding at middle part, with level ground
In parastate, when 935 heating temperature of T shape memorial alloy is 40 degree, key switch 932 is pressed.
Wherein, the pressure stabilizing main body 7 have overcurrent, over-voltage, excessively mild open-phase protection, and can be arranged harmonic wave, it is idle, three
The ratio of phase imbalance compensation capacity.
Wherein, the T shape memorial alloy 935 is made of Nitinol.
Wherein, the material that the rectangular-shaped housing 91 uses is aluminium alloy.
Pressure stabilizing main body 7 described in this patent is the voltage-stablizer of the prior art, and voltage-stablizer is the equipment for making output voltage stabilization.
Voltage-stablizer is made of regulating circuit, control circuit and servo motor etc..When input voltage or load variation when, control circuit into
Row samples, compares, amplifying, and then drives servo motor rotation, makes the position change of pressure regulator carbon brush, pass through adjust automatically coil
Turn ratio, to keep the stabilization of output voltage；T shape memorial alloy 935 described in this patent is made of Nitinol, and NiTi closes
Gold is a kind of marmem, and marmem is to restore automatically the plastic deformation of itself under a certain specific temperature
For the special alloy of original-shape；Its expansion and contraction is 20% or more, and fatigue life reaches 7 powers of 1*10, and damping characteristic is than common
Spring it is 10 times high, corrosion resistance can satisfy all kinds of engineerings and medicine better than best medical stainless steel at present
Application demand is a kind of very outstanding functional material；Memorial alloy also has resistance in addition to unique shape memory function
The excellent characteristics such as abrasion, anticorrosive, high-damping and super-elasticity.
Working principle: the design is placed in distribution network by user first, by triangular fixing frame 4 to cabinet body 1 into
Row installation is fixed, and then docks the wiring circular hole 10 that the electric wire of distribution network passes through 1 rear side of cabinet body with pressure stabilizing main body 7,
Again by power supply line 11 connect extraneous power supply to the design carry out using；When the current fluctuation in pressure stabilizing main body 7 is smaller, pressure stabilizing master
Electrical component on body 7 is radiated by the gas of convection current in thermal window 6；When the voltage fluctuation in pressure stabilizing main body 7 is larger
When electrical component surface temperature increase so that the temperature of rectangular-shaped copper sheet 8 is increased, while is connected with rectangular-shaped copper sheet 8 T shape
935 temperature of memorial alloy also increases, and when the temperature that T shape memorial alloy 935 is heated reaches 40 degree, T shape memorial alloy 935 is produced
Raw deformation squeezes key switch 932, so that motor 95 be made to be powered, motor 95 drives flabellum 96 to carry out height after being powered
Speed rotation, cools down to the electrical component inside cabinet body 1；When the heating temperature of T shape memorial alloy 935 is less than 40 degree
Restore original shape under the action of compressed spring 934, so that key switch 932 is released rear motor 95 and power off, flabellum 96 stops
Rotation stop is dynamic；It is mounted with self-starting cooling mechanism 9 on the inside of cabinet body 1, passes through on the inside of the rectangular-shaped housing 91 of self-starting cooling mechanism 9
The motor fixed link 94 of empty shape is equipped with motor 95, and the power input of motor 95 is terminated with driving mechanism 93, in cabinet body 1
8 temperature of rectangular-shaped copper sheet when reaching 40 degree, the T shape memorial alloy 935 being connected with rectangular-shaped copper sheet 8 generate deformation to by
Key switch 932 is squeezed, to drive flabellum 96 to carry out high speed rotation after so that motor 95 is powered, to the electricity inside cabinet body 1
Gas element cools down, and solves inconvenience on the larger rear electrical component surface of voltage fluctuation when the temperature is excessively high automatically to electrical member
The problem of part radiates, and electrical component is be easy to cause to burn out.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, and the present invention makes
The standardized element used can commercially, and shaped piece can be ordered according to specification and attached drawing record
System, the specific connection type of each part are all made of the conventional means such as in the prior art mature tap rivet, welding, machinery,
Part and equipment are all made of in the prior art, conventional model, in addition circuit connection is using connection side conventional in the prior art
Formula, this will not be detailed here.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of power distribution network stable-pressure device, including cabinet body (1), chassis (2), overhead guard (3), triangular fixing frame (4), cabinet door (5), dissipate
Thermal window (6), pressure stabilizing main body (7), rectangular-shaped copper sheet (8), wiring circular hole (10) and power supply line (11), cabinet body (1) bottom
Two sides are welded with chassis (2), and the overhead guard (3) is in triangular shape, and overhead guard (3) bottom side and cabinet body (1) are in integral structure, institute
It states and is welded with triangular fixing frame (4) at left and right sides of cabinet body (1), pass through hinge and cabinet door (5) phase on the right side of cabinet body (1) front
Hingedly, it is equipped with thermal window (6) at left and right sides of the cabinet body (1), middle part is embedded with rectangular-shaped copper on rear side of the pressure stabilizing main body (7)
Piece (8), and pressure stabilizing main body (7) is fastened by bolts on the inside of cabinet body (1), rectangular-shaped copper sheet (8) right side and self-starting
Cooling mechanism (9) is connected, and is fastenedly connected by bolt with cabinet body (1) on rear side of the self-starting cooling mechanism (9), the cabinet body
(1) rear side middle part is equipped with the wiring circular hole (10) for connecting cable, and the power supply line (11) is set to cabinet body (1) right part top
Side；It is characterized by also including self-starting cooling mechanism (9), the self-starting cooling mechanism (9) by rectangular-shaped housing (91), go out
Air port (92), driving mechanism (93), motor fixed link (94), motor (95), flabellum (96) and air inlet (97) composition, it is described
Rectangular-shaped housing (91) is in hollow form, and is fastened by bolts on the inside of cabinet body (1) on rear side of rectangular-shaped housing (91), the rectangular-shaped housing
(91) left side is set up air outlet (92), and rectangular-shaped housing (91) top right side is equipped with driving mechanism (93), the drive
Motivation structure (93) is connected in the motor fixed link (94) of hollow form with motor (95) through internal, the motor fixed link
(94) it is perpendicularly fixed at right part on the inside of rectangular-shaped housing (91), and motor (95) is installed in the middle part of motor fixed link (94) and is led to
It crosses bolt to be fixed, output end is plugged with flabellum (96) by way of transition fit on the left of the motor (95), described
Air inlet (97) is built on the right side of rectangular-shaped housing (91).
2. a kind of power distribution network stable-pressure device according to claim 1, it is characterised in that: the driving mechanism (93) includes square
Shape link block (931), key switch (932), connecting line (933), compressed spring (934) and T shape memorial alloy (935) composition,
Rectangular connecting block (931) bottom side is anchored at the top of rectangular-shaped housing (91), and rectangular connecting block (931) left side central portion is lateral
It sets up key switch (932), the current output terminal of the key switch (932) passes through the company through motor fixed link (94)
Wiring (933) is connected with motor (95), and two sides are equipped with compressed spring (934) key switch (932) up and down, described
Compressed spring (934) right end face is connected with rectangular connecting block (931), and the left end face of compressed spring (934) with can
The T shape memorial alloy (935) for generating deformation matches, and the T shape memorial alloy (935) is anchored on the right side of rectangular-shaped copper sheet (8)
Top, the key switch (932) are electrically connected with power supply line (11).
3. a kind of power distribution network stable-pressure device according to claim 1, it is characterised in that: the pressure stabilizing main body (7) is by pressure regulation
Circuit, control circuit and servo motor composition.
4. a kind of power distribution network stable-pressure device according to claim 1, it is characterised in that: the triangular fixing frame (4) sets altogether
There are four setting, and there are two being all provided at left and right sides of cabinet body (1).
5. a kind of power distribution network stable-pressure device according to claim 1, it is characterised in that: the thermal window (6) is in cabinet body
(1) two sides are symmetrical, and are fastened with dust filter screen on the inside of thermal window (6).
6. a kind of power distribution network stable-pressure device according to claim 1, it is characterised in that: the wiring circular hole (10) is arranged altogether
There are three, and the inside of three wiring circular holes (10) is nested with bellows.
7. a kind of power distribution network stable-pressure device according to claim 1, it is characterised in that: the air outlet (92) and air inlet
(97) inside is embedded with protective net.
8. a kind of power distribution network stable-pressure device according to claim 2, it is characterised in that: the T shape memorial alloy (935) is right
The round shape end face and key switch (932) of side are in same level.
9. a kind of power distribution network stable-pressure device according to claim 2, it is characterised in that: the T shape memorial alloy (935) by
When hot temperature reaches 40 degree, stretched at the folding at middle part with level ground in parastate.
10. a kind of power distribution network stable-pressure device according to claim 1, it is characterised in that: the pressure stabilizing main body (7) had
Stream, over-voltage, excessively mild open-phase protection, and harmonic wave, idle, three-phase imbalance compensation capacity ratio can be set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910640269.9A CN110429481A (en) | 2019-07-16 | 2019-07-16 | A kind of power distribution network stable-pressure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910640269.9A CN110429481A (en) | 2019-07-16 | 2019-07-16 | A kind of power distribution network stable-pressure device |
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| Publication Number | Publication Date |
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| CN110429481A true CN110429481A (en) | 2019-11-08 |
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ID=68410674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910640269.9A Pending CN110429481A (en) | 2019-07-16 | 2019-07-16 | A kind of power distribution network stable-pressure device |
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| CN (1) | CN110429481A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112186525A (en) * | 2020-09-23 | 2021-01-05 | 雷朋电气集团有限公司 | Novel switch cabinet |
| CN117458301A (en) * | 2023-10-16 | 2024-01-26 | 海变电力设备有限公司 | Intelligent solar photovoltaic box-type substation |
-
2019
- 2019-07-16 CN CN201910640269.9A patent/CN110429481A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112186525A (en) * | 2020-09-23 | 2021-01-05 | 雷朋电气集团有限公司 | Novel switch cabinet |
| CN117458301A (en) * | 2023-10-16 | 2024-01-26 | 海变电力设备有限公司 | Intelligent solar photovoltaic box-type substation |
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