CN110460017A - A kind of distribution transformer low pressure overload intelligent protection device - Google Patents
A kind of distribution transformer low pressure overload intelligent protection device Download PDFInfo
- Publication number
- CN110460017A CN110460017A CN201910856069.7A CN201910856069A CN110460017A CN 110460017 A CN110460017 A CN 110460017A CN 201910856069 A CN201910856069 A CN 201910856069A CN 110460017 A CN110460017 A CN 110460017A
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- Prior art keywords
- plate
- group
- cartridge plate
- bolt
- low pressure
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/04—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for transformers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0204—Mounting supporting structures on the outside of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/061—Hermetically-sealed casings sealed by a gasket held between a removable cover and a body, e.g. O-ring, packing
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Patch Boards (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The present invention provides a kind of distribution transformer low pressure overload intelligent protection device, including first group of cartridge plate, second group of cartridge plate; moist-proof board, splash guard, shell; battery, switch, transformer; electrothermal relay; auxiliary socket protective cover frame structure, the dust-proof header structure of wiring, digital display thermometer; it adjusts mounting rack structure and auxiliary temperature-reducing fender bracket structure, second group of cartridge plate is welded on the lower part of first group of cartridge plate front surface；The moist-proof board and splash guard is mutually glued, and is glued on the rear wall of first group of cartridge plate respectively.The present invention assists the setting of socket protective cover frame structure, convenient for making to be socketed valve jacket in the front of first group of cartridge plate and the lower part of second group of cartridge plate, and plays the role of proofing dust and protecting to transformer and electrothermal relay therewith, and increase effect when protection.
Description
Technical field
The invention belongs to overload protection technical field more particularly to a kind of distribution transformer low pressure overload intelligent protection dresses
It sets.
Background technique
Existing distribution transformer is the design cost for reducing transformer unit, and 10kV distribution transformer low-pressure side is not usually single
Solely installing breaker, when low-voltage side outlet short trouble, by fuse (low pressure insurance) fusing by failure removal, loss is all
Load；But when only using fuse, if there is low-pressure side overload, then distribution transformer fever is very serious, to jeopardize
The insulating protective layer of distribution transformer, or even make distribution transformer oil spout, explosion, and power load peak period at present, due to
And bonus makes Distribution Transformer Burning phenomenon frequent occurrence using fuse.
But existing distribution transformer low pressure overload intelligent protection device is single there is also protection method and effect compared with
Difference, connecting part, which are easily accessible dust, to be influenced to use, is not easy to that the function of installation is adjusted and does not have heat radiation protection function
Problem.
Therefore, a kind of distribution transformer low pressure overload intelligent protection device is invented to be very necessary.
Summary of the invention
In order to solve the above technical problem, the present invention provides a kind of distribution transformer low pressure to overload intelligent protection device, with
Solve that existing distribution transformer low pressure overload intelligent protection device protection method is single and effect is poor, connecting part is easily accessible
Dust influences to use, is not easy to that the function of installation is adjusted and does not have the problem of heat radiation protection function.A kind of distribution transformer
Device low pressure overloads intelligent protection device, including first group of cartridge plate, second group of cartridge plate, moist-proof board, splash guard, shell, electric power storage
Pond, switch, transformer, electrothermal relay, auxiliary socket protective cover frame structure, the dust-proof header structure of wiring, digital display thermometer adjust peace
Mount structure and auxiliary temperature-reducing fender bracket structure, second group of cartridge plate are welded under first group of cartridge plate front surface
Portion；The moist-proof board and splash guard is mutually glued, and is glued on the rear wall of first group of cartridge plate respectively；The shell weldering
Connect the right lower quadrant in first group of cartridge plate；The battery is embedded in the inside of shell；The switch is embedded in shell
Upper surface；The transformer bolt is mounted on the left side of the second assembling upper surface of steel plate front；The electrothermal relay difference
Bolt is mounted on the front of first group of cartridge plate and auxiliary temperature-reducing fender bracket structure；The auxiliary socket protective cover frame structure peace
Mounted in the upside of first group of cartridge plate front；The dust-proof header structure of the wiring is separately mounted to a left side for first group of cartridge plate front
Right two sides；The digital display thermometer is embedded in the upper left quarter of auxiliary socket protective cover frame inner structural wall；The adjusting installation
Frame structure is mounted on the top of first group of cartridge plate and the lower part of second group of cartridge plate；The auxiliary temperature-reducing fender bracket structure peace
Mounted in the inside of first group of cartridge plate；The auxiliary socket protective cover frame structure includes assembling item, flipping side, sleeve joint shell, every
Sound-absorbing layer, card slot, sealing edge, fixinig plate, wing bolt and flexible handle, the assembling bolts are mounted on first group of cartridge plate
The intermediate position on front surface top；The left and right sides of the flipping side difference integrated setting on sleeve joint shell top；Described
Card slot is provided with two side of left and right of sleeve joint shell and puigging inner back side respectively；The fixinig plate integrated setting is in sleeve joint shell
Right lower quadrant；The wing bolt is threaded in the inside of fixinig plate and first group of cartridge plate respectively；The movable hand
Handle is glued to the lower left quarter of sleeve joint shell.
Preferably, the dust-proof header structure of the wiring includes interting grillage, and partition, gasket encrypts item, adjusts long hole,
Fishbolt and fixture nut, bolt is mounted on the left side at position among first group of cartridge plate front surface to the interspersed grillage respectively
Right two sides；Two up and down in interspersed grillage inner wall of the described partition difference integrated setting；The gasket be glued to every
On the inner wall of plate；The encryption integrated setting is in the left surface of gasket；The adjusting long hole is provided with encryption item
Inside；The fishbolt, which is plugged on, to be adjusted in long hole, and is connected with fixture nut in the lower thread of outer wall.
Preferably, the adjusting mounting rack structure includes transverse plate, transverse holes, the first assembled plate, the second assembled plate, Gu
Determine bolt, riser, vertical core interts bolt and lock nut, and the transverse holes are provided with the intermediate position inside transverse plate；Institute
The first assembled plate and the second assembled plate stated are respectively welded at the left and right surface of transverse plate；The fixing bolt difference screw thread connects
Connect the two sides up and down inside the first assembled plate and the second assembled plate；The vertical core is provided with the bosom position of riser；
The interspersed bolt is plugged in transverse holes and vertical core, and is connected with locking nut in the front threads of outer wall.
Preferably, the auxiliary temperature-reducing fender bracket structure includes protection board, cooling fin, heat conducting pipe, fixed frame, fastening
Plate, radiating motor and radiating vane, the protection crab bolt are mounted on the inside of first group of cartridge plate；The cooling fin weldering
It connects on the rear wall of protection board；The heat conducting pipe is embedded in the inside of cooling fin；After the fixed frame is welded on protection board
The right side of wall；The radiating motor is embedded in the inside of fastening plates.
Preferably, the sleeve joint shell uses PVC plastic cover, and the sleeve joint shell rear portion and lower part are respectively arranged with out
Mouthful.
Preferably, there are two flipping side settings, axis connects in the left and right sides of assembling item the flipping side respectively,
The flipping side lower part is connect with sleeve joint shell.
Preferably, the puigging is glued on the inner wall of sleeve joint shell, and the puigging is specifically poly- using high density
Ethylene foamed board.
Preferably, the sealing edge uses rubber strip, and the sealing edge is glued to the two sides of sleeve joint shell rear wall respectively
With the two sides of lower part.
Preferably, there are two gasket settings, opening is offered inside the gasket.
Preferably, there are two encryption item settings, and it is glued to the left side of gasket respectively, the adjusting long hole
It is provided with the inside of encryption item, and adjusts in long hole and fishbolt and fixture nut is installed.
Preferably, the interspersed grillage uses Back Word fashioned iron grillage, and the interspersed grillage front is inserted in card slot.
Preferably, the transverse plate and riser contact with each other, and a word anti-skid chequer is respectively arranged on outer wall, described
Transverse holes and vertical core inside transverse plate and riser are interconnected, at the same be separately installed in transverse holes and vertical core interspersed bolt and
Locking nut.
Preferably, L-type steel plate, and internal fixing bolt point is respectively adopted in first assembled plate and the second assembled plate
Not She Zhi there are two.
Preferably, aluminium alloy plate, aluminum alloy sheet and aluminium alloy is respectively adopted in the protection board, cooling fin and heat conducting pipe
Pipe, the protection prelaminar part are corresponding with transformer and electrothermal relay respectively.
Preferably, the radiating vane is embedded on the output shaft of radiating motor, and left side is corresponding with heat conducting pipe.
Preferably, the fixed frame specifically uses Back Word fashioned iron grillage, and inner wall middle part is welded with fastening plates.
Compared with prior art, the invention has the benefit that
1. in the present invention, the sleeve joint shell uses PVC plastic cover, and the sleeve joint shell rear portion and lower part are respectively arranged with
Opening, convenient for making to be socketed valve jacket in the front of first group of cartridge plate and the lower part of second group of cartridge plate, and therewith to transformer and
Electrothermal relay plays the role of proofing dust and protecting, and increases effect when protection.
2. in the present invention, there are two the flipping side settings, axis connects in the left and right of assembling item the flipping side respectively
Two sides, the flipping side lower part are connect with sleeve joint shell, the convenient work for driving sleeve joint shell to be overturn, and are convenient for making
With sealing or open exposed work.
3. in the present invention, the puigging is glued on the inner wall of sleeve joint shell, the puigging specifically uses highly dense
Degree polyethylene foam plate also plays the function of isolation noise while being socketed sealing, and increases the mode of protection and prevent
The effect of shield.
4. in the present invention, the sealing edge uses rubber strip, the sealing edge is glued to sleeve joint shell rear wall respectively
The two sides of two sides and lower part, and then in socket seal process, increase the sealing effect of installation place.
5. in the present invention, there are two the gasket settings, opening is offered inside the gasket, in use,
The route on transformer and electrothermal relay can be made to intert therewith and carry out the work of encryption protection, and then play and prevent dust
Into the problem of.
6. in the present invention, there are two the encryption item settings, and is glued to the left side of gasket respectively, the adjusting
Long hole is provided with the inside of encryption item, and adjusts in long hole and be equipped with fishbolt and fixture nut, when in use, can make to become
Depressor and being routed through for electrothermal relay encrypt between item and encryption item, then move fishbolt and fixture nut, can make
Encryption item is even closer close to route, and tightening fishbolt and fixture nut later can fix, and then increase connection
The sealing effect at place.
7. in the present invention, the interspersed grillage uses Back Word fashioned iron grillage, and the interspersed grillage front is inserted in card
In slot, convenient for making interspersed grillage be mounted on suitable position, while also avoiding influencing auxiliary socket protective cover frame structure
The problem of use.
8. in the present invention, the transverse plate and riser contact with each other, and are respectively arranged with a word anti-skid chequer, institute on outer wall
The transverse holes inside transverse plate and riser and vertical core stated are interconnected, while interspersed spiral shell is separately installed in transverse holes and vertical core
Bolt and locking nut, in use, then tightening interspersed bolt and lock convenient for making the riser of lateral prelaminar part up and down and moving left and right
Tight nut can be fixed, play adjust installed position carry out using function.
9. in the present invention, L-type steel plate, and internal fixation spiral shell is respectively adopted in first assembled plate and the second assembled plate
There are two bolt is respectively set, it is easily installed and is fixed on the wall and carry out using and cooperating the work being adjusted therewith.
10. in the present invention, aluminium alloy plate, aluminum alloy sheet and aluminium is respectively adopted in the protection board, cooling fin and heat conducting pipe
Compo pipe, the protection prelaminar part is corresponding with transformer and electrothermal relay respectively, in use, can draw therewith transformer and
The heat that electrothermal relay generates when working, and it is dispersed into the external world, and then play the work of cooling protection.
11. in the present invention, the radiating vane is embedded on the output shaft of radiating motor, and left side and heat conducting pipe pair
It answers, when radiating vane rotates air draught, the heat in heat conducting pipe can be drawn therewith, and then increase effect when heat dissipation.
12. in the present invention, the fixed frame specifically uses Back Word fashioned iron grillage, and inner wall middle part is welded with fastening
Plate, it is convenient that radiating motor is cooperated to be installed, while being also convenient for passing the gas through the work that fixed frame radiates.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of auxiliary socket protective cover frame structure of the invention.
Fig. 3 is the structural schematic diagram of the dust-proof header structure of wiring of the invention.
Fig. 4 is the structural schematic diagram of adjusting mounting rack structure of the invention.
Fig. 5 is the structural schematic diagram of auxiliary temperature-reducing fender bracket structure of the invention.
In figure:
1, first group of cartridge plate；2, second group of cartridge plate；3, moist-proof board；4, splash guard；5, shell；6, battery；7, it opens
It closes；8, transformer；9, electrothermal relay；10, auxiliary socket protective cover frame structure；101, item is assembled；102, flipping side；103, it is socketed
Shell；104, puigging；105, card slot；106, sealing edge；107, fixinig plate；108, wing bolt；109, flexible handle；11, it connects
The dust-proof header structure of line；111, intert grillage；112, partition；113, gasket；114, item is encrypted；115, long hole is adjusted；116, it presss from both sides
Tight bolt；117, fixture nut；12, digital display thermometer；13, mounting rack structure is adjusted；131, transverse plate；132, transverse holes；
133, the first assembled plate；134, the second assembled plate；135, fixing bolt；136, riser；137, vertical core；138, intert bolt；
139, locking nut；14, auxiliary temperature-reducing fender bracket structure；141, protection board；142, cooling fin；143, heat conducting pipe；144, fixed
Frame；145, fastening plates；146, radiating motor；147, radiating vane.
Specific embodiment
The present invention is described further below in conjunction with attached drawing:
Embodiment:
As shown in Figure 1 and Figure 2, a kind of distribution transformer low pressure overloads intelligent protection device, including first group of steel loading
Plate 1, second group of cartridge plate 2, moist-proof board 3, splash guard 4, shell 5, battery 6, switch 7, transformer 8, electrothermal relay 9, auxiliary
Socket protection cage structure 10, the dust-proof header structure 11 of wiring, digital display thermometer 12, adjusts mounting rack structure 13 and auxiliary temperature-reducing is protected
Retaining frame structure 14, second group of cartridge plate 2 are welded on the lower part of first group of 1 front surface of cartridge plate；3 He of moist-proof board
Splash guard 4 is mutually glued, and is glued on the rear wall of first group of cartridge plate 1 respectively；The shell 5 is welded on first group of steel loading
The right lower quadrant of plate 1；The battery 6 is embedded in the inside of shell 5；The switch 7 is embedded in the upper surface of shell 5；Institute
8 bolt of transformer stated is mounted on the left side of second group of cartridge plate, 2 upper surface front；The electrothermal relay 9 distinguishes bolt peace
Mounted in the front of first group of cartridge plate 1 and auxiliary temperature-reducing fender bracket structure 14；The auxiliary socket protective cover frame structure 10 is pacified
Mounted in the upside of first group of 1 front of cartridge plate；The dust-proof header structure 11 of the wiring is separately mounted to first group of 1 front of cartridge plate
The left and right sides；The digital display thermometer 12 is embedded in the upper left quarter of auxiliary socket 10 inner wall of protective cover frame structure；Described
It adjusts mounting rack structure 13 and is mounted on the top of first group of cartridge plate 1 and the lower part of second group of cartridge plate 2；The auxiliary temperature-reducing
Fender bracket structure 14 is mounted on the inside of first group of cartridge plate 1；The auxiliary socket protective cover frame structure 10 includes assembling item
101, flipping side 102, sleeve joint shell 103, puigging 104, card slot 105, sealing edge 106, fixinig plate 107, wing bolt 108 and living
Fixed handle 109, assembling 101 bolt of item are mounted on the intermediate position on first group of cartridge plate, 1 front surface top；Described turns over
Turn side 102 and distinguishes integrated setting in the left and right sides on 103 top of sleeve joint shell；The card slot 105 is provided with sleeve joint shell respectively
103 and 104 inner back side of puigging two side of left and right；107 integrated setting of fixinig plate is in the bottom right of sleeve joint shell 103
Portion；The wing bolt 108 is threaded in the inside of fixinig plate 107 and first group of cartridge plate 1 respectively；The movable hand
Handle 109 is glued to the lower left quarter of sleeve joint shell 103.
As shown in Fig. 3, in above-described embodiment, specifically, the dust-proof header structure 11 of the wiring includes interspersed grillage
111, partition 112, gasket 113 encrypts item 114, adjusts long hole 115, fishbolt 116 and fixture nut 117, described wears
Bolt is mounted on the left and right sides at position among first group of cartridge plate 1 front surface to flashboard rack 111 respectively；The partition 112 divides
Two up and down in interspersed 111 inner wall of grillage of other integrated setting；The gasket 113 is glued on the inner wall of partition 112；
Encryption 114 integrated setting of item is in the left surface of gasket 113；The adjusting long hole 115 is provided with encryption item 114
Inside；The fishbolt 116, which is plugged on, to be adjusted in long hole 115, and is connected with fixture nut in the lower thread of outer wall
117。
As shown in Fig. 4, in above-described embodiment, specifically, the adjusting mounting rack structure 13 includes transverse plate 131,
Transverse holes 132, the first assembled plate 133, the second assembled plate 134, fixing bolt 135, riser 136, vertical core 137 intert bolt 138
With locking nut 139, the transverse holes 132 are provided with the intermediate position inside transverse plate 131；First assembled plate
133 and second assembled plate 134 be respectively welded at the left and right surface of transverse plate 131；The fixing bolt 135 is threadedly coupled respectively
Two sides up and down inside the first assembled plate 133 and the second assembled plate 134；The vertical core 137 is provided with the inside of riser 136
Intermediate position；The interspersed bolt 138 is plugged in transverse holes 132 and vertical core 137, and is connected in the front threads of outer wall
Locking nut 139.
As shown in Fig. 5, in above-described embodiment, specifically, the auxiliary temperature-reducing fender bracket structure 14 includes protection board
141, cooling fin 142, heat conducting pipe 143, fixed frame 144, fastening plates 145, radiating motor 146 and radiating vane 147, the guarantor
141 bolt of backplate is mounted on the inside of first group of cartridge plate 1；The cooling fin 142 is welded on the rear wall of protection board 141；
The heat conducting pipe 143 is embedded in the inside of cooling fin 142；The fixed frame 144 is welded on the right side of 141 rear wall of protection board
Side；The radiating motor 146 is embedded in the inside of fastening plates 145.
In above-described embodiment, specifically, the sleeve joint shell 103 uses PVC plastic cover, 103 rear portion of sleeve joint shell
It is respectively arranged with opening with lower part, convenient for making the front and second group of cartridge plate 2 of 103 sets of sleeve joint shell in first group of cartridge plate 1
Lower part, and play the role of proofing dust and protecting to transformer 8 and electrothermal relay 9 therewith, and increase effect when protection.
In above-described embodiment, specifically, axis connects the flipping side 102 respectively there are two the settings of flipping side 102
In the left and right sides of assembling item 101,102 lower part of flipping side is connect with sleeve joint shell 103, convenient to drive sleeve joint shell 103
The work overturn, and be convenient for using sealing or open exposed work.
In above-described embodiment, specifically, the puigging 104 is glued on the inner wall of sleeve joint shell 103, the sound insulation
Layer 104 specifically uses high density polyethylene (HDPE) foamed board, while being socketed sealing, also plays the function of isolation noise, and increase
The mode of protection and the effect of protection are added.
In above-described embodiment, specifically, the sealing edge 106 uses rubber strip, the sealing edge 106 is glued respectively
In the two sides of 103 rear wall of sleeve joint shell and the two sides of lower part, and then in socket seal process, the sealing effect of installation place is increased
Fruit.
In above-described embodiment, specifically, being opened up inside the gasket 113 there are two the settings of gasket 113
There is opening, in use, the route on transformer 8 and electrothermal relay 9 can be made to intert therewith and carry out the work of encryption protection, into
And play the problem of preventing dust from entering.
In above-described embodiment, specifically, there are two the settings of encryption item 114, and it is glued to gasket 113 respectively
Left side, the adjusting long hole 115 is provided with the inside of encryption item 114, and adjusts in long hole 115 and be equipped with fishbolt 116
Transformer 8 and being routed through for electrothermal relay 9 can be made to encrypt item 114 and encryption item 114 when in use with fixture nut 117
Between, fishbolt 116 and fixture nut 117 are then moved, encryption item 114 can be made even closer close to route, later
Tightening fishbolt 116 and fixture nut 117 can fix, and then increase the sealing effect of junction.
In above-described embodiment, specifically, the interspersed grillage 111 uses Back Word fashioned iron grillage, the interspersed grillage
111 fronts are inserted in card slot 105, convenient for making interspersed grillage 111 be mounted on suitable position, while also avoiding influencing to be somebody's turn to do
The problem of auxiliary socket protective cover frame structure 10 uses.
In above-described embodiment, specifically, the transverse plate 131 and riser 136 contacts with each other, and it is respectively set on outer wall
There is a word anti-skid chequer, the transverse holes 132 and vertical core 137 inside the transverse plate 131 and riser 136 are interconnected, while horizontal
Interspersed bolt 138 and locking nut 139 are separately installed with into hole 132 and vertical core 137, in use, before convenient for making transverse plate 131
About 136 riser in portion simultaneously moves left and right, and then tightening interspersed bolt 138 and locking nut 139 can fix, and plays tune
Section installed position carry out using function.
In above-described embodiment, specifically, L-type steel is respectively adopted in first assembled plate 133 and the second assembled plate 134
Plate, and there are two internal fixing bolt 135 is respectively set, is easily installed and is fixed on the wall and carry out using and matching therewith
Close the work being adjusted.
In above-described embodiment, specifically, aluminium conjunction is respectively adopted in the protection board 141, cooling fin 142 and heat conducting pipe 143
Golden plate, aluminum alloy sheet and aluminium-alloy pipe, 141 front of protection board is corresponding with transformer 8 and electrothermal relay 9 respectively, uses
When, the heat generated when transformer 8 and the work of electrothermal relay 9 can be drawn therewith, and is dispersed into the external world, and then play cooling
The work of protection.
In above-described embodiment, specifically, the radiating vane 147 is embedded on the output shaft of radiating motor 146, and left
Side is corresponding with heat conducting pipe 143, when radiating vane 147 rotates air draught, can draw the heat in heat conducting pipe 143 therewith, in turn
Increase effect when heat dissipation.
In above-described embodiment, specifically, the fixed frame 144 specifically uses Back Word fashioned iron grillage, and inner wall middle part
Be welded with fastening plates 145, it is convenient that radiating motor 146 is cooperated to be installed, while be also convenient for passing the gas through fixed frame 144 into
The work of row heat dissipation.
In above-described embodiment, specifically, the battery 6 and switch 7 are electrically connected, the switch 7 and heat dissipation electricity
Machine 146 is electrically connected, and the radiating motor 146 and battery 6 are electrically connected, and the radiating motor 146 uses model
380S-40450-57 type motor, the digital display thermometer 12 use model DTM-280 type digital display thermometer.
Working principle
In the present invention, when installation, mobile transverse plate 131 simultaneously passes through consolidating in the first assembled plate 133 and the second assembled plate 134
Determine bolt 135 and be fixed on suitable position, then move first group of cartridge plate 1 and make riser 136 close to transverse plate 131, together
When move and reach suitable position, finally interspersed bolt 138 is inserted into transverse holes 132 and vertical core 137, and with
On the outer wall rotation locking nut 139 can fix and complete to install, install after respectively by transformer 8 and electrothermal relay
9 bolts are mounted on the top of first group of cartridge plate 1 front and second group of cartridge plate 2, and are connected with each other therewith, after connecting,
In the gasket 113 for being routed through different location for connecting transformer 8 and electrothermal relay 9 with other structures, then with
Be connected on other equipment or instrument, subsequently be moved forward and backward different location at fishbolt 116 and fixture nut
117, it can make to encrypt the close route clamped on transformer 8 and electrothermal relay 9 of item 114, finally rotate 116 He of fishbolt
Fixture nut 117 can fix adjust long hole 115, can be completed in this way installation go forward side by side enforcement use, when in use, work as transformer
When 8 overload overheat, electrothermal relay 9 can be such that circuit disconnects and protect, and while using, can also pass through 103 He of sleeve joint shell
Transformer 8 and electrothermal relay 9 in 104 pairs of puigging work play the function of protective dustproof and sound insulation, then simultaneously, in work,
The temperature that 9 ambient enviroment of transformer 8 and electrothermal relay can be checked by digital display thermometer 12, when overheat, pressing switch 7 makes
Radiating motor 146 starts, and radiating vane 147 can be driven to rotate air draught, and mating protection plate 141, cooling fin 142 and lead therewith
Heat pipe 143 draws the heat that transformer 8 and electrothermal relay 9 generate, and rejects heat at other positions and protected.
Using technical solutions according to the invention or those skilled in the art under the inspiration of technical solution of the present invention,
Similar technical solution is designed, and reaches above-mentioned technical effect, is to fall into protection scope of the present invention.
Claims (10)
1. a kind of distribution transformer low pressure overloads intelligent protection device, which is characterized in that distribution transformer low pressure overload intelligence
Protective device, including first group of cartridge plate (1), second group of cartridge plate (2), moist-proof board (3), splash guard (4), shell (5), electric power storage
Pond (6) switchs (7), transformer (8), electrothermal relay (9), auxiliary socket protective cover frame structure (10), the dust-proof header structure of wiring
(11), digital display thermometer (12) adjust mounting rack structure (13) and auxiliary temperature-reducing fender bracket structure (14), second assembling
Steel plate (2) is welded on the lower part of first group of cartridge plate (1) front surface；The moist-proof board (3) and splash guard (4) is mutually glued,
And it is glued on the rear wall of first group of cartridge plate (1) respectively；The shell (5) is welded on the bottom right of first group of cartridge plate (1)
Portion；The battery (6) is embedded in the inside of shell (5)；The switch (7) is embedded in the upper surface of shell (5)；It is described
Transformer (8) bolt be mounted on the left side of second group of cartridge plate (2) upper surface front；Electrothermal relay (9) the difference spiral shell
Bolt is mounted on the front of first group of cartridge plate (1) and auxiliary temperature-reducing fender bracket structure (14)；The auxiliary is socketed protective cover frame
Structure (10) is mounted on the upside of first group of cartridge plate (1) front；The dust-proof header structure of the wiring (11) is separately mounted to
The left and right sides of one group of cartridge plate (1) front；The digital display thermometer (12) is embedded in auxiliary socket protective cover frame structure
(10) upper left quarter of inner wall；The adjusting mounting rack structure (13) be mounted on first group of cartridge plate (1) top and second group
The lower part of cartridge plate (2)；The auxiliary temperature-reducing fender bracket structure (14) is mounted on the inside of first group of cartridge plate (1)；It is described
Auxiliary socket protective cover frame structure (10) include assembling item (101), flipping side (102), sleeve joint shell (103), puigging
(104), card slot (105), sealing edge (106), fixinig plate (107), wing bolt (108) and flexible handle (109), the group
Dress item (101) bolt is mounted on the intermediate position on first group of cartridge plate (1) front surface top；The flipping side (102) is respectively
The left and right sides of the integrated setting on sleeve joint shell (103) top；The card slot (105) be provided with respectively sleeve joint shell (103) and
Two side of left and right of puigging (104) inner back side；Bottom right of fixinig plate (107) integrated setting in sleeve joint shell (103)
Portion；The wing bolt (108) is threaded in the inside of fixinig plate (107) and first group of cartridge plate (1) respectively；Described
Flexible handle (109) is glued to the lower left quarter of sleeve joint shell (103).
2. distribution transformer low pressure as described in claim 1 overloads intelligent protection device, which is characterized in that the wiring is anti-
Dirt header structure (11) includes interspersed grillage (111), partition (112), gasket (113), encryption item (114), adjusting long hole
(115), fishbolt (116) and fixture nut (117), bolt is mounted on the first assembling to the interspersed grillage (111) respectively
The left and right sides at position among steel plate (1) front surface；Partition (112) the difference integrated setting is in interspersed grillage (111)
Two up and down of inner wall；The gasket (113) is glued on the inner wall of partition (112)；Encryption item (114) one
Change setting in the left surface of gasket (113)；The adjusting long hole (115) is provided with the inside of encryption item (114)；Described
Fishbolt (116), which is plugged on, to be adjusted in long hole (115), and is connected with fixture nut (117) in the lower thread of outer wall.
3. distribution transformer low pressure as described in claim 1 overloads intelligent protection device, which is characterized in that the adjusting peace
Mount structure (13) includes transverse plate (131), transverse holes (132), the first assembled plate (133), the second assembled plate (134), fixation
Bolt (135), riser (136), vertical core (137) intert bolt (138) and locking nut (139), the transverse holes (132)
It is provided with the internal intermediate position of transverse plate (131)；First assembled plate (133) and the second assembled plate (134) is welded respectively
It connects on the left and right surface of transverse plate (131)；The fixing bolt (135) be threaded in respectively the first assembled plate (133) and
The internal two sides up and down of second assembled plate (134)；The vertical core (137) is provided with the bosom position of riser (136)；Institute
The interspersed bolt (138) stated is plugged in transverse holes (132) and vertical core (137), and is connected with locking in the front threads of outer wall
Nut (139).
4. distribution transformer low pressure as described in claim 1 overloads intelligent protection device, which is characterized in that the auxiliary drop
Warm fender bracket structure (14) includes protection board (141), cooling fin (142), heat conducting pipe (143), fixed frame (144), fastening plates
(145), radiating motor (146) and radiating vane (147), the protection board (141) bolt are mounted on first group of cartridge plate (1)
Inside；The cooling fin (142) is welded on the rear wall of protection board (141)；The heat conducting pipe (143) is embedded in heat dissipation
The inside of piece (142)；The fixed frame (144) is welded on the right side of protection board (141) rear wall；The radiating motor
(146) it is embedded in the inside of fastening plates (145).
5. distribution transformer low pressure as described in claim 1 overloads intelligent protection device, which is characterized in that the sleeve joint shell
(103) PVC plastic cover is used, the sleeve joint shell (103) rear portion and lower part are respectively arranged with opening.
6. distribution transformer low pressure as described in claim 1 overloads intelligent protection device, which is characterized in that the flipping side
(102) there are two setting, axis connects in the left and right sides of assembling item (101), the flipping side flipping side (102) respectively
(102) lower part is connect with sleeve joint shell (103).
7. distribution transformer low pressure as described in claim 1 overloads intelligent protection device, which is characterized in that the puigging
(104) it is glued on the inner wall of sleeve joint shell (103), the puigging (104) specifically uses high density polyethylene (HDPE) foamed board.
8. distribution transformer low pressure as claimed in claim 2 overloads intelligent protection device, which is characterized in that the gasket
(113) there are two setting, opening is offered inside the gasket (113).
9. distribution transformer low pressure as claimed in claim 3 overloads intelligent protection device, which is characterized in that the transverse plate
(131) it contacts with each other with riser (136), and is respectively arranged with a word anti-skid chequer on outer wall, the transverse plate (131) and riser
(136) internal transverse holes (132) and vertical core (137) are interconnected, while pacifying respectively in transverse holes (132) and vertical core (137)
Equipped with interspersed bolt (138) and locking nut (139).
10. distribution transformer low pressure as claimed in claim 4 overloads intelligent protection device, which is characterized in that the protection
Aluminium alloy plate, aluminum alloy sheet and aluminium-alloy pipe, the guarantor is respectively adopted in plate (141), cooling fin (142) and heat conducting pipe (143)
Backplate (141) front is corresponding with transformer (8) and electrothermal relay (9) respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910856069.7A CN110460017B (en) | 2019-09-10 | 2019-09-10 | Intelligent low-voltage overload protection device for distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910856069.7A CN110460017B (en) | 2019-09-10 | 2019-09-10 | Intelligent low-voltage overload protection device for distribution transformer |
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| CN110460017A true CN110460017A (en) | 2019-11-15 |
| CN110460017B CN110460017B (en) | 2021-07-27 |
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| CN201910856069.7A Active CN110460017B (en) | 2019-09-10 | 2019-09-10 | Intelligent low-voltage overload protection device for distribution transformer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115144634A (en) * | 2022-09-05 | 2022-10-04 | 国网山东省电力公司枣庄供电公司 | Power meter convenient and rapid to install |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204190360U (en) * | 2014-10-16 | 2015-03-04 | 国家电网公司 | A kind of distribution transformer low pressure overload intelligent protection device |
-
2019
- 2019-09-10 CN CN201910856069.7A patent/CN110460017B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204190360U (en) * | 2014-10-16 | 2015-03-04 | 国家电网公司 | A kind of distribution transformer low pressure overload intelligent protection device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115144634A (en) * | 2022-09-05 | 2022-10-04 | 国网山东省电力公司枣庄供电公司 | Power meter convenient and rapid to install |
| CN115144634B (en) * | 2022-09-05 | 2022-12-20 | 国网山东省电力公司枣庄供电公司 | Power meter convenient and rapid to install |
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| Publication number | Publication date |
|---|---|
| CN110460017B (en) | 2021-07-27 |
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