CN103972800B - A kind of composite type solid insulation cabinet - Google Patents
A kind of composite type solid insulation cabinet Download PDFInfo
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- CN103972800B CN103972800B CN201410219044.3A CN201410219044A CN103972800B CN 103972800 B CN103972800 B CN 103972800B CN 201410219044 A CN201410219044 A CN 201410219044A CN 103972800 B CN103972800 B CN 103972800B
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- conductive head
- insulation
- isolation earthing
- earthing switch
- binding post
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Abstract
The present invention relates to a kind of composite type solid insulation cabinet, comprise cabinet, an insulation shell is provided with in described cabinet, described insulation shell inner chamber is divided into isolation earthing switch installation cavity and vacuum switch installation cavity, isolation earthing switch and vacuum switch is separately installed with in two installation cavitys, connected by electrical connector between two switches, the insulation control lever of two switches is provided with in insulation shell, insulation shell peripheral hardware has the control device for driving two control levers that insulate, connect an installation cavity and be horizontally disposed cavity, the insulating barrier of level is provided with between two installation cavitys, on insulation shell, lower surface is respectively arranged with upper, it is upper that lower two installation cavitys are connected, lower connection jaws, the opening that the control device that the side of insulation shell is provided with two switches passes.Two installation cavitys that the present invention adopts horizontal direction to arrange, and be provided with the insulating barrier of horizontal direction between two installation cavitys, use and easier for installation.
Description
Technical field
The present invention relates to the device in a kind of distribution system, electric power conveying being carried out to transfer dispensing, specifically, is a kind of novel combined type solid insulation cabinet of design.
Background technology
The effect of solid insulation cabinet is control device electric power conveying being carried out to opening and closing in electrical power distribution system, it is an insulation shell in its insulation cabinet cavity, enclosure interior is provided with vacuum switch and isolation earthing switch, housing is also provided with two interfaces for inlet wire and outlet, also needs to pass through bus between each solid insulation cabinet simultaneously.Existing connection is all connected by binding post, and binding post is arranged on solid insulation and be connected with solid insulation cabinet domestic os cashier's office in a shop, is outsidely connected with bus.In binding post outer cover, insulating case is housed, just defines conductive head.The patent No. is that the patent of invention of 201320320186X discloses a kind of solid insulation cabinet, in this insulation cabinet, vacuum switch and isolation earthing switch are the structure vertically arranged, corresponding lower connection jaws and upper connection jaws are positioned at sidewall or the below of insulation shell, like this, sometimes will cause inlet wire due to space layout, the installation of outlet and insulation cabinet inside cavity conductive head is restricted.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of novel combined type solid insulation cabinet is provided.
For achieving the above object, the invention provides following technical scheme:
A kind of novel combined type solid insulation cabinet, comprise cabinet, an insulation shell is provided with in described cabinet, described insulation shell inner chamber is divided into isolation earthing switch installation cavity and vacuum switch installation cavity, isolation earthing switch and vacuum switch is separately installed with in two installation cavitys, connected by electrical connector between described isolation earthing switch and vacuum switch, the insulation control lever of two switches is provided with in insulation shell, insulation shell peripheral hardware has the control device for driving two control levers that insulate, it is characterized in that: described isolation earthing switch installation cavity and vacuum switch installation cavity are horizontally disposed cavity, the insulating barrier of level is provided with between isolation earthing switch installation cavity and vacuum switch installation cavity, on described insulation shell, lower surface is respectively arranged with the upper connection jaws and lower connection jaws that are connected with two installation cavitys, the side of described insulation shell is provided with the opening supplying the control device of vacuum switch and isolation earthing switch to pass.
The side of described insulation shell inner chamber is set to the movable chamber of the control device horizontal anomalous movement supplying described vacuum switch and isolation earthing switch, described insulating barrier level runs through movable chamber and is divided into upper and lower two, at described insulating barrier away from the assemblage gap being provided with electrical connector between one end of insulation shell opening and insulation shell inwall, electrical connector is fixed on the inwall of insulation shell.
Three contacts are had in described isolation earthing switch installation cavity, electrical connector is provided with closed contact, connection contact is established at the middle part of isolation earthing switch installation cavity, connect contact to be connected with upper connection jaws or lower connection jaws, the outer end in movable chamber is provided with grounding contact, and when isolation earthing switch is positioned at one end away from opening of its installation cavity, isolation earthing switch will close contact simultaneously and be connected contact conducting, when isolation earthing switch is positioned at the other end, contact and grounding contact conducting will be connected simultaneously.
Described insulation control lever comprises isolation earthing switch control lever and vacuum switch control lever, drives two control lever transverse shiftings by drive unit.
Be provided with three insulation conductive heads at upper connection jaws place, wherein middle part is a B phase conductive head, and both sides are respectively an A phase conductive head and a C phase conductive head; The insulating case that described three conductive heads include a binding post and are sleeved on outside respective binding post, the L-shaped structure of binding post of described A phase conductive head, the binding post of C phase conductive head is the L shape structure of flip horizontal, the binding post of described B phase conductive head linearly, be communicated with bottom the binding post of three conductive heads, and be electrically connected by upper brace with vacuum switch or isolation earthing switch.
A combination contact tube is installed at described lower connection jaws place, comprise an insulating sleeve, an insulation plug, also comprise the first conductive head and the second conductive head, described first conductive head and the second conductive head form by binding post and the insulating case be sleeved on outside binding post, the binding post axis of described first conductive head and the second conductive head is straight line, described first conductive head and the binding post of the second conductive head are rectangular in shape to conduct electricity and are connected, namely first, in 90 ° of angles between the binding post of the second conductive head, described insulating sleeve is set in the outside of the first conductive head and the second conductive head, described insulation plug by the connecting portion of two conductive heads from outside shutoff.
Described insulating sleeve main body is T font three-way pipe, and the first conductive head and insulation plug are respectively from two, the two ends interface access of insulating sleeve, and the second conductive head accesses from the side face port of insulating sleeve.
The connecting portion of described first conductive head, the second conductive head, insulation plug is also provided with termination keeper, described termination keeper comprises upper and lower two parts, each termination keeper comprises a plane and a semi-cylindrical, the semi-cylindrical of upper and lower two parts is relatively by coated for the end of the second conductive head, described first conductive head, termination keeper upper, be connected and fixed by conductive link between the lower part of the second conductive head, termination keeper, insulation plug, the outside of the described conductive link plug that insulated covers.
Described cabinet is tower structure, comprise front stepped plate and rear stepped plate, described front stepped plate and rear stepped plate are the secondary step structure that shape is identical, and described front stepped plate is fastenedly connected into frame structure by being arranged at top with four connecting plates of bottom with rear stepped plate.
Described front stepped plate and rear stepped plate form inside flange, and described connecting plate is square channel-section steel, and front stepped plate and rear stepped plate are fastenedly connected by flange by described square channel-section steel.
Beneficial effect of the present invention is:
1. the present invention's two installation cavitys adopting horizontal direction to arrange, and between two installation cavitys, be provided with the insulating barrier of horizontal direction, not only break the defect that in prior art, installation cavity structure direction exists, its level can be needed to install according to actual installation, and the existence of insulating barrier due to level, whole housing can be turned upside down, upper-lower position by vacuum switch installation cavity and isolation earthing switch installation cavity exchanges according to actual needs flexibly, make use and easier for installation;
2. go up connection jaws place and three insulation conductive heads have been installed, be provided with the wiring position in three wiring directions, left, center, right, like this, according to actual needs, the external bus of any one conductive head can be selected flexibly;
3. descend connection jaws place that Combined guide fulgurite is installed, change direction, wiring position can be drawn, and by conductive link, two of Combined guide fulgurite conductive heads are connected, this connected mode not only serves the effect that circuit connects, fixation is served to whole coupling assembling simultaneously, in use procedure, reliability is high, open circuit can not occur;
4. global shape is designed to the stepped frame structure of secondary, and after being arranged on first order ladder by the electric cabinet that vacuum switch and isolation ground connection are opened, together with whole insulation cabinet entirety in approximate cube structure, such structural design is simply compact, conserve space; Meanwhile, easy disassembly, in transport process, takies little volume, is transported to place to use direct-assembling.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present invention;
Fig. 2 is the close-up schematic view in Fig. 1 in border circular areas;
Fig. 3 is the structure for amplifying schematic diagram combining contact tube in Fig. 1;
Fig. 4 is the perspective view of insulation cabinet cabinet;
Fig. 5 is the A portion close-up schematic view of Fig. 4.
In figure, 1 is cabinet, 101 is front stepped plate, 102 is rear stepped plate, 103 is connecting plate, 104 is flange, 105 is first order ladder, 2 is insulation shell, 3 is isolation earthing switch, 31 is isolation earthing switch control lever, 4 is vacuum switch, 41 is vacuum switch control lever, 5 is electrical connector, 6 is isolation earthing switch installation cavity, 7 is vacuum switch installation cavity, 8 is upper connection jaws, 9 is lower connection jaws, 10 is observation panel, 11 is insulating barrier, 12 is movable chamber, 131 is closed contact, 132 for connecting contact, 133 is grounding contact, 14 is fixing lug boss, 15 is B phase conductive head, 151, 152 binding post and the insulating cases being respectively B phase conductive head 15, 16 is A phase conductive head, 161, 162 binding post and the insulating cases being respectively A phase conductive head, 17 is C phase conductive head, 171, 172 binding post and the insulating cases being respectively C phase conductive head, 18 is combination contact tube, 181 is the first conductive head, 182 is the second conductive head, 1811, 1812 binding post and the insulating cases being respectively the first conductive head, 1821, 1822 binding post and the insulating cases being respectively the second conductive head, 183 is insulating sleeve, 184 is insulation plug, 185 is conductive link, 188 is termination keeper, 19 is electric cabinet, 201 is upper brace, 202 is lower brace.
Embodiment
Embodiment: see Fig. 1---Fig. 5.
The invention discloses a kind of novel combined type solid insulation cabinet, comprise cabinet 1, an insulation shell 2 is provided with in described cabinet, described insulation shell 2 inner chamber is divided into isolation earthing switch installation cavity 6 and vacuum switch installation cavity 7, isolation earthing switch 3 and vacuum switch 4 is separately installed with in two installation cavitys, connected by electrical connector 5 between described isolation earthing switch 3 and vacuum switch 4, the insulation control lever of two switches is provided with in insulation shell 2, insulation shell 2 peripheral hardware has the control device for driving two control levers that insulate, described isolation earthing switch installation cavity 6 and vacuum switch installation cavity 7 are horizontally disposed cavity, the insulating barrier 11 of level is provided with between isolation earthing switch installation cavity 6 and vacuum switch installation cavity 7, on described insulation shell 1, lower surface is respectively arranged with the upper connection jaws 8 and lower connection jaws 9 that are connected with two installation cavitys, the side of described insulation shell 2 is provided with the opening supplying the control device of vacuum switch 4 and isolation earthing switch 3 to pass.
Concrete use principle of the present invention is substantially identical with prior art, namely go up connection jaws 8 to be connected with bus or other power lines with lower connection jaws 9 outside, upper connection jaws 8 is connected with isolation earthing switch 3 and vacuum switch 4 respectively with lower connection jaws 9 place, be communicated with by electrical connector 5 between two switches, two insulation control levers are controlled with control device, and then control two switch level move, and are disconnected or conducting by circuit.
Two installation cavitys that the present invention adopts horizontal direction to arrange, and between two installation cavitys, be provided with the insulating barrier 11 of horizontal direction, not only break the defect that in prior art, installation cavity structure direction exists, its level can be needed to install according to actual installation, and the existence of insulating barrier 11 due to level, whole housing can be turned upside down, upper-lower position by vacuum switch installation cavity and isolation earthing switch installation cavity exchanges according to actual needs flexibly, make use and easier for installation.In Fig. 1, top is vacuum switch installation cavity, and bottom is isolation earthing switch installation cavity, and after being turned upside down by two installation cavitys, two switches also turn upside down.
The side of described insulation shell 2 inner chamber is set to the movable chamber 12 of the control device horizontal anomalous movement supplying described vacuum switch 4 and isolation earthing switch 3, described insulating barrier 11 level runs through movable chamber 12 and is divided into upper and lower two, at described insulating barrier 11 away from the assemblage gap being provided with electrical connector 5 between one end of insulation shell 2 opening and insulation shell 2 inwall, electrical connector 5 is fixed on the inwall of insulation shell 2.
The setting in movable chamber 12, makes the control device of vacuum switch and isolation earthing switch have enough activity spaces when horizontal movement.
An observation panel 10 is also provided with, for observing the inner case of housing 1 at the upper surface of housing 1 or lower surface.
Three contacts are had in described isolation earthing switch installation cavity 6, electrical connector 5 is provided with closed contact 131, the middle part of isolation earthing switch installation cavity 6 is established and is connected contact 132, connect contact 132 to be connected with upper connection jaws 8 or lower connection jaws 9, the outer end in movable chamber 12 is provided with grounding contact 133, when isolation earthing switch 3 is positioned at one end away from opening of its installation cavity, isolation earthing switch 3 will close contact 131 simultaneously and be connected contact 132 conducting, when isolation earthing switch is positioned at the other end, contact 132 and grounding contact 133 conducting will be connected simultaneously.
In Fig. 1, connect the wire conducting that contact 132 is connected with lower connection jaws 9 outside, isolation earthing switch 3 is positioned at right-hand member, then connect contact 132 and grounding contact 133 conducting, when isolating switch is positioned at left end, closes contact 131 and be connected contact 132 conducting, if now vacuum switch 4 is positioned at left end, then whole circuit turn-on, if vacuum switch 4 leaves left end electrical connection position, then circuit disconnects.
Described lower connection jaws 9 is provided with upper connection jaws 8 fixing lug boss 14 protruding from its inwall.
Described insulation control lever comprises isolation earthing switch control lever 31 and vacuum switch control lever 41, drives two control lever transverse shiftings by drive unit.
Drive unit is prior art, as long as can realize respectively isolation earthing switch control lever 31 and vacuum switch control lever 41 level being pulled, in figure, 19 is electric cabinet, as the drive unit of the present embodiment, inside drives two control levers to move horizontally by piston rod and electromagnetically operated valve respectively, and this is the common practise of prior art, be not repeated herein, also can adopt the drive unit of other structures.
Be provided with three insulation conductive heads at upper connection jaws 8 place, wherein middle part is a B phase conductive head 15, and both sides are respectively an A phase conductive head 16 and a C phase conductive head 17, the insulating case that described three conductive heads include a binding post and are sleeved on outside respective binding post, in figure, 151, 152 binding post and the insulating cases being respectively B phase conductive head 15, 161, 162 binding post and the insulating cases being respectively A phase conductive head, 171, 172 binding post and the insulating cases being respectively C phase conductive head, the L-shaped structure of binding post 161 of described A phase conductive head, the L shape structure of binding post 171 in flip horizontal of C phase conductive head, the binding post 151 of described B phase conductive head linearly, be communicated with bottom the binding post of three conductive heads, and be electrically connected by upper brace 201 with vacuum switch 4 or isolation earthing switch 3.
Three insulation conductive heads have been installed at upper connection jaws 8 place, be provided with the wiring position in three wiring directions, left, center, right, like this, can be according to actual needs, select the external bus of any one conductive head flexibly, three conductive heads are electrically connected with vacuum switch 4 or isolation earthing switch 3 by upper brace 201.
A combination contact tube 18 is installed at described lower connection jaws 9 place, comprise an insulating sleeve 183, an insulation plug 184, also comprise the first conductive head 181 and the second conductive head 182, described first conductive head 181 and the second conductive head 182 form by binding post and the insulating case be sleeved on outside binding post, the binding post axis of described first conductive head 181 and the second conductive head 182 is straight line, described first conductive head 181 and the binding post of the second conductive head 182 are rectangular in shape to conduct electricity and are connected, namely first, the binding post 1811 of the second conductive head, in 90 ° of angles between 1821, described insulating sleeve 183 is set in the outside of the first conductive head 181 and the second conductive head 182, described insulation plug 184 by the connecting portion of two conductive heads from outside shutoff.
In conventional art, a B phase conductive head is installed at lower connection jaws place, and namely binding post axis is straight line, as shown in Figure 1, in the present embodiment, according to B phase conductive head, then, when external bus connects, the impact of installing space must be subject to, be not easy directly to be connected with conductive head, therefore, take the form of Combined guide fulgurite, change direction, wiring position can be drawn.First conductive head 181 is connected with the connection contact 132 of isolation earthing switch by the second brace 202.
Described insulating sleeve 183 main body is T font three-way pipe, and the first conductive head 181 and insulation plug 184 are respectively from two, the two ends interface access of insulating sleeve 183, and the second conductive head 182 accesses from the side face port of insulating sleeve 183.
Described first conductive head 181, second conductive head 182, the connecting portion of insulation plug 184 is also provided with termination keeper 188, described termination keeper 188 comprises upper and lower two parts, each termination keeper 188 comprises a plane and a semi-cylindrical, the semi-cylindrical of upper and lower two parts is relatively by coated for the end of the second conductive head 182, described first conductive head 181, termination keeper 188 upper, second conductive head 182, the lower part of termination keeper 188, be connected and fixed by conductive link 185 between insulation plug 184, the outside of described conductive link 185 plug 184 that insulated covers.
Connected by two conductive heads by conductive link 185, this connected mode not only serves the effect that circuit connects, and serve fixation to whole coupling assembling, in use procedure, reliability is high simultaneously, open circuit can not occur.Termination keeper 188 serves for connecting portion and is positioned stabilization.
Described cabinet 1 is tower structure, comprise front stepped plate 101 and rear stepped plate 102, described front stepped plate 101 is the secondary step structure that shape is identical with rear stepped plate 102, and described front stepped plate 101 is fastenedly connected into frame structure by being arranged at top with four connecting plates 103 of bottom with rear stepped plate 102.
Described front stepped plate 101 and rear stepped plate 102 form inside flange 104, and described connecting plate 103 is square channel-section steel, and front stepped plate 101 is fastenedly connected with rear stepped plate 102 by flange 104 by described square channel-section steel.
Insulation cabinet global shape of the present invention is designed to the stepped frame structure of secondary, after the electric cabinet 19 that vacuum switch and isolation ground connection are opened is arranged on first order ladder 105, together with whole insulation cabinet entirety in approximate cube structure, such structural design is simply compact, conserve space; Meanwhile, easy disassembly, in transport process, takies little volume, is transported to place to use direct-assembling.
Claims (10)
1. a composite type solid insulation cabinet, comprise cabinet (1), an insulation shell (2) is provided with in described cabinet, described insulation shell (2) inner chamber is divided into isolation earthing switch installation cavity (6) and vacuum switch installation cavity (7), isolation earthing switch (3) and vacuum switch (4) is separately installed with in two installation cavitys, connected by electrical connector (5) between described isolation earthing switch (3) and vacuum switch (4), the insulation control lever of two switches is provided with in insulation shell (2), insulation shell (2) peripheral hardware has the control device for driving two control levers that insulate, it is characterized in that: described isolation earthing switch installation cavity (6) and vacuum switch installation cavity (7) are horizontally disposed cavity, the insulating barrier (11) of level is provided with between isolation earthing switch installation cavity (6) and vacuum switch installation cavity (7), on described insulation shell (1), lower surface is respectively arranged with the upper connection jaws (8) and lower connection jaws (9) that are connected with two installation cavitys, the side of described insulation shell (2) is provided with the opening supplying the control device of vacuum switch (4) and isolation earthing switch (3) to pass.
2. a kind of composite type solid insulation cabinet according to claim 1, it is characterized in that: the side of described insulation shell (2) inner chamber is set to the movable chamber (12) of the control device horizontal anomalous movement supplying described vacuum switch (4) and isolation earthing switch (3), described insulating barrier (11) level runs through movable chamber (12) and is divided into upper and lower two, at described insulating barrier (11) away from the assemblage gap being provided with electrical connector (5) between one end of insulation shell (2) opening and insulation shell (2) inwall, electrical connector (5) is fixed on the inwall of insulation shell (2).
3. a kind of composite type solid insulation cabinet according to claim 2, it is characterized in that: in described isolation earthing switch installation cavity (6), have three contacts, electrical connector (5) is provided with closed contact (131), the middle part of isolation earthing switch installation cavity (6) is established and is connected contact (132), connect contact (132) to be connected with upper connection jaws (8) or lower connection jaws (9), the outer end of movable chamber (12) is provided with grounding contact (133), when isolation earthing switch (3) is positioned at one end away from opening of its installation cavity, isolation earthing switch (3) will close contact (131) simultaneously and be connected contact (132) conducting, when isolation earthing switch is positioned at the other end, contact (132) and grounding contact (133) conducting will be connected simultaneously.
4. a kind of composite type solid insulation cabinet according to claim 1, is characterized in that: described insulation control lever comprises isolation earthing switch control lever (31) and vacuum switch control lever (41), drives two control lever transverse shiftings by drive unit.
5. a kind of composite type solid insulation cabinet according to claim 1, it is characterized in that: three insulation conductive heads are installed at upper connection jaws (8) place, wherein middle part is a B phase conductive head (15), and both sides are respectively an A phase conductive head (16) and a C phase conductive head (17); The insulating case that described three conductive heads include a binding post and are sleeved on outside respective binding post, binding post (161) the L-shaped structure of described A phase conductive head, the L shape structure of binding post (171) in flip horizontal of C phase conductive head, the binding post (151) of described B phase conductive head linearly, be communicated with bottom the binding post of three conductive heads, and be electrically connected by upper brace (201) with vacuum switch (4) or isolation earthing switch (3).
6. a kind of composite type solid insulation cabinet according to claim 1, it is characterized in that: combination contact tube (18) is installed at described lower connection jaws (9) place, comprise an insulating sleeve (183), insulation plug (184), also comprise the first conductive head (181) and the second conductive head (182), described first conductive head (181) and the second conductive head (182) form by binding post and the insulating case be sleeved on outside binding post, the binding post axis of described first conductive head (181) and the second conductive head (182) is straight line, described first conductive head (181) and the binding post of the second conductive head (182) are rectangular in shape to conduct electricity and are connected, namely first, the binding post (1811 of the second conductive head, 1821) in 90 ° of angles between, described insulating sleeve (183) is set in the outside of the first conductive head (181) and the second conductive head (182), described insulation plug (184) by the connecting portion of two conductive heads from outside shutoff.
7. a kind of composite type solid insulation cabinet according to claim 6, it is characterized in that: described insulating sleeve (183) main body is T font three-way pipe, first conductive head (181) and insulation plug (184) are respectively from two, the two ends interface access of insulating sleeve (183), and the second conductive head (182) accesses from the side face port of insulating sleeve (183).
8. a kind of composite type solid insulation cabinet according to claim 6, it is characterized in that: described first conductive head (181), second conductive head (182), the connecting portion of insulation plug (184) is also provided with termination keeper (188), described termination keeper (188) comprises upper and lower two parts, each termination keeper (188) comprises a plane and a semi-cylindrical, the semi-cylindrical of upper and lower two parts is relatively by coated for the end of the second conductive head (182), described first conductive head (181), termination keeper (188) upper, second conductive head (182), the lower part of termination keeper (188), be connected and fixed by conductive link (185) between insulation plug (184), the outside of described conductive link (185) plug (184) that insulated covers.
9. a kind of composite type solid insulation cabinet according to claim arbitrary in claim 1 to 8, it is characterized in that: described cabinet (1) is tower structure, comprise front stepped plate (101) and rear stepped plate (102), described front stepped plate (101) and rear stepped plate (102) are the identical secondary step structure of shape, and described front stepped plate (101) is fastenedly connected into frame structure by being arranged at top with four connecting plates (103) of bottom with rear stepped plate (102).
10. a kind of composite type solid insulation cabinet according to claim 9, it is characterized in that: described front stepped plate (101) and rear stepped plate (102) form inside flange, described connecting plate (103) is square channel-section steel, and front stepped plate (101) and rear stepped plate (102) are fastenedly connected by flange (104) by described square channel-section steel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410219044.3A CN103972800B (en) | 2014-05-23 | 2014-05-23 | A kind of composite type solid insulation cabinet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410219044.3A CN103972800B (en) | 2014-05-23 | 2014-05-23 | A kind of composite type solid insulation cabinet |
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| CN103972800A CN103972800A (en) | 2014-08-06 |
| CN103972800B true CN103972800B (en) | 2016-02-17 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6268579B1 (en) * | 1997-10-03 | 2001-07-31 | Hitachi, Ltd. | Vacuum switchgear |
| CN201937170U (en) * | 2010-12-29 | 2011-08-17 | 常州森源力拓开关有限公司 | Solid insulation switch cabinet |
| CN202084836U (en) * | 2011-06-22 | 2011-12-21 | 西安西能电器新技术发展有限公司 | Solid insulation vacuum looped network cabinet |
| CN202167760U (en) * | 2011-08-02 | 2012-03-14 | 南通阿斯通电器制造有限公司 | Solid insulated switch cabinet |
| CN203983776U (en) * | 2014-05-23 | 2014-12-03 | 江西省拓网电气有限公司 | A kind of solid insulation cabinet |
-
2014
- 2014-05-23 CN CN201410219044.3A patent/CN103972800B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6268579B1 (en) * | 1997-10-03 | 2001-07-31 | Hitachi, Ltd. | Vacuum switchgear |
| CN201937170U (en) * | 2010-12-29 | 2011-08-17 | 常州森源力拓开关有限公司 | Solid insulation switch cabinet |
| CN202084836U (en) * | 2011-06-22 | 2011-12-21 | 西安西能电器新技术发展有限公司 | Solid insulation vacuum looped network cabinet |
| CN202167760U (en) * | 2011-08-02 | 2012-03-14 | 南通阿斯通电器制造有限公司 | Solid insulated switch cabinet |
| CN203983776U (en) * | 2014-05-23 | 2014-12-03 | 江西省拓网电气有限公司 | A kind of solid insulation cabinet |
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