CN211579263U - Observable solid insulation cabinet - Google Patents
Observable solid insulation cabinet Download PDFInfo
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- CN211579263U CN211579263U CN202020592006.3U CN202020592006U CN211579263U CN 211579263 U CN211579263 U CN 211579263U CN 202020592006 U CN202020592006 U CN 202020592006U CN 211579263 U CN211579263 U CN 211579263U
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- cabinet body
- assembly
- cabinet
- solid
- sealed
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- 239000007787 solid Substances 0.000 title claims abstract description 24
- 238000009413 insulation Methods 0.000 title claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000002955 isolation Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 239000011261 inert gas Substances 0.000 claims description 7
- 230000003068 static effect Effects 0.000 claims description 5
- 238000012360 testing method Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 2
- 238000002474 experimental method Methods 0.000 description 6
- 210000003128 head Anatomy 0.000 description 4
- 239000011148 porous material Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model discloses an observable solid insulation cabinet, which comprises a cabinet body, an embedded pole component arranged in the cabinet body, and an operation component penetrating through the cabinet body and used for connecting or disconnecting the embedded pole component; the cabinet body is provided with a viewing window for viewing the operation assembly; one end of the solid-sealed polar pole component is provided with a wire inlet and outlet sleeve for connecting an external circuit, the other end of the solid-sealed polar pole component is provided with a conductive joint for connecting the operation component, and the wire inlet and outlet sleeve extends out of one end of the cabinet body, which deviates from the ground; the operating assembly comprises a driving assembly arranged at one end of the cabinet body, which is far away from the ground, a transparent insulating tube for hermetically communicating the driving assembly with the conductive connector, and a piston head arranged in the transparent insulating tube in a sliding manner, wherein the driving assembly is used for driving the piston head to slide along the inner hole wall of the transparent insulating tube so as to connect or disconnect the conductive connector; a dehumidifier is arranged in the cabinet body. The matching state of the piston head and the conductive connector can be directly observed by naked eyes through the transparent insulating tube, so that the problem of misoperation of an operator is avoided.
Description
Technical Field
The utility model relates to a power equipment field, concretely relates to observable solid insulation cabinet.
Background
In the existing isolation switch operation of the solid insulation ring main unit, when an operator switches on and off, the simulation indicator is driven by the mechanical rotation of the operating mechanism to complete the switching on and off; the existing operating mechanism has many parts, complex structure and high manufacturing cost, thereby causing the cost of the solid insulation ring main unit to rise; meanwhile, the operating mechanism is adopted for switching on and switching off, the switching on and switching off state of the isolating switch cannot be directly observed by naked eyes, and the simulated indicator board loses the function of simulated indication due to the fault of the operating mechanism of the isolating switch in actual work, so that the isolating switch pointer does not accord with the actual situation after operation, for example, the indicator board displays that the switch is in the switching off state, and the switch is in the switching on state actually; for example, the isolation moving contact and the isolation static contact of the switch are not completely separated or the separation distance is not large enough, and an operator cannot directly observe the on-off state of the switch, so that the operator can easily think that the switch is operated in place, the cable is subjected to interval live operation, and the life of the operator is seriously damaged. There is a need for an observable solid insulated cabinet.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an observable solid insulation cabinet, thereby solve the unable direct observation isolator's that current solid insulation looped netowrk cabinet exists the problem that the switching on/off state produced the maloperation.
In order to achieve the above object, the present invention provides an observable solid insulation cabinet, which comprises a cabinet body, an embedded pole assembly disposed in the cabinet body, and an operation assembly penetrating into the cabinet body from outside the cabinet body for connecting or disconnecting the embedded pole assembly; the cabinet body is provided with a viewing window for the operating assembly to pass through for viewing the operating assembly; one end of the solid-sealed polar pole assembly is provided with a wire inlet and outlet sleeve used for connecting an external circuit, the other end of the solid-sealed polar pole assembly is provided with a conductive joint used for connecting the operation assembly, and the wire inlet and outlet sleeve extends out of one end of the cabinet body deviating from the ground; the operating assembly comprises a driving assembly arranged at one end of the cabinet body, which is far away from the ground, a transparent insulating tube for hermetically communicating the driving assembly with the conductive joint, and a piston head arranged in the transparent insulating tube in a sliding manner, and the driving assembly is used for driving the piston head to slide along the inner hole wall of the transparent insulating tube so as to connect or disconnect the conductive joint; a dehumidifier is arranged in the cabinet body.
Preferably, the cabinet body comprises a cabinet body, a horizontal support plate arranged in the cabinet body, and a mounting platform arranged outside the cabinet body and parallel to the ground; the horizontal supporting plate is used for mounting the solid-sealed polar pole assembly, and the mounting platform is used for mounting the driving assembly.
Preferably, the solid-sealed polar pole assembly comprises a solid-sealed polar pole box, a vacuum arc extinguish chamber and a vacuum isolating switch, wherein a sealed inner cavity is formed in the solid-sealed polar pole box, a first wire inlet and outlet sleeve communicated with the sealed inner cavity is arranged at one end, back to the ground, of the solid-sealed polar pole box, a second wire inlet and outlet sleeve communicated with the sealed inner cavity is arranged at one end, close to the ground, of the solid-sealed polar pole box, and a first conductive connector and a second conductive connector are arranged on one side, facing the operating assembly, of the solid-sealed polar pole box at intervals in parallel; the vacuum arc extinguish chamber is arranged in the sealed inner cavity, the static contact of the vacuum arc extinguish chamber is connected with the first wire inlet and outlet sleeve, the moving contact of the vacuum arc extinguish chamber is connected with the first conductive joint, the static end of the vacuum isolating switch is connected with the second wire inlet and outlet sleeve, the moving end of the vacuum isolating switch is connected with the second conductive joint, and the moving end of the vacuum isolating switch is connected with the moving contact of the vacuum arc extinguish chamber.
Preferably, the solid-sealed pole box further comprises an experiment terminal arranged on the top of the solid-sealed pole box and arranged in parallel with the vacuum isolating switch at an interval, the experiment terminal is connected with the moving end of the vacuum isolating switch, and a test connector of the experiment terminal extends out of the top of the solid-sealed pole box.
Preferably, the driving assembly comprises an air cylinder, a positive and negative pressure pump and an air tap which are connected in sequence, inert gas is filled in the air cylinder, and the positive and negative pressure pump is used for sucking or discharging the inert gas in the air cylinder by the air tap.
Preferably, the transparent insulating tube comprises a first tube body and a second tube body coaxially communicated with one end of the first tube body, and the inner hole aperture of the second tube body is larger than that of the first tube body so as to form a limiting step for limiting the movement of the piston head at a connecting position; the first pipe body is used for being connected with the air faucet in a sealing mode, and the second pipe body is used for sealing and clamping the fixed end of the conductive connector, so that the telescopic end of the conductive connector is sleeved in the second pipe body.
Preferably, the piston head comprises a piston column coaxially sleeved on the second pipe body, a first elastic head arranged at one end of the piston column, and a second elastic head arranged at the other end of the piston column; the outer wall of the piston column is in close contact with the inner hole wall of the second pipe body so as to form a sealing chamber communicated with the positive and negative pressure pumps.
Preferably, the drive assembly further comprises a pressure gauge connected to the transparent insulating tube, the pressure gauge being disposed between the drive assembly and the piston head.
Preferably, the operating assembly further comprises a spotlight arranged at one end of the cabinet body, which is far away from the ground.
Preferably, the piston head is embedded with a fluorescent light.
The technical scheme of the utility model in, the operating means adopts the drive assembly drive the piston head is followed the pore wall slides in the transparent insulating tube is in order to connect or break off the conductive joint, through the transparent insulating tube can the naked eye direct observation the piston head with conductive joint's cooperation state to direct observation is to isolator's the switching-on and switching-off state, avoids the problem of operating personnel's maloperation. Simultaneously the operating assembly is compared in current operating device simple structure, practicality are strong, cost that can greatly reduced solid insulation cabinet.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a sectional view a-a in fig. 2.
FIG. 4 is a transverse cross-sectional view of the piston head installed in the transparent insulating tube.
Fig. 5 is a schematic structural view of the embedded pole assembly mounted on the horizontal support plate.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
The utility model provides an observable solid insulation cabinet.
Referring to fig. 1 to 5, the observable solid insulation cabinet disclosed in this embodiment includes a cabinet body 1, an embedded pole assembly 2 disposed in the cabinet body 1, and an operating assembly 3 penetrating into the cabinet body 1 from outside the cabinet body 1 for connecting or disconnecting the embedded pole assembly 2; the cabinet body 1 is provided with a viewing window 100 for the operating component 3 to pass through for viewing the operating component 3; one end of the solid-sealed polar pole component 2 is provided with a wire inlet and outlet sleeve 4 used for connecting an external circuit, the other end of the solid-sealed polar pole component 2 is provided with a conductive joint 5 used for connecting the operation component 3, and the wire inlet and outlet sleeve 4 extends out of one end of the cabinet body 1 deviating from the ground; the operating assembly 3 comprises a driving assembly 31 arranged at one end of the cabinet body 1, which is away from the ground, a transparent insulating tube 32 for hermetically communicating the driving assembly 31 with the conductive joint 5, and a piston head 33 arranged in the transparent insulating tube 32 in a sliding manner, wherein the driving assembly 31 is used for driving the piston head 33 to slide along the inner hole wall of the transparent insulating tube 32 so as to connect or disconnect the conductive joint 5; a dehumidifier (not shown) is arranged in the cabinet body.
The technical scheme of the utility model in, operation subassembly 3 adopts drive subassembly 31 drive piston head 33 is followed the pore wall slides in the transparent insulating tube 32 is in order to connect or break off conductive joint 5, through transparent insulating tube 32 can the naked eye direct observation piston head 33 with conductive joint 5's cooperation state to direct observation to isolator's the switching-on and switching-off state avoids the problem of operating personnel's maloperation. Simultaneously operation subassembly 3 is compared in current operating device simple structure, practicality are strong, cost that can greatly reduced solid insulation cabinet.
Preferably, the cabinet body 1 comprises a cabinet body 11, a horizontal support plate 12 arranged in the cabinet body 11, and a mounting platform 13 arranged outside the cabinet body 11 in parallel with the ground; the horizontal support plate 12 is used for mounting the embedded pole assembly 2, and the mounting platform 13 is used for mounting the driving assembly 3.
Specifically, a vertical support plate 14 is arranged between the horizontal support plate 12 and the bottom of the cabinet body 11, and the horizontal support plate 12 and the vertical support plate 14 are detachably connected to the cabinet body 11 through fasteners.
Further, the mounting platform 13 is fixedly disposed on one side of the cabinet body 11 for facing an operator, and the observation window 100 is disposed between the mounting platform 13 and the top surface of the cabinet body 1.
Preferably, the embedded pole assembly 2 includes an embedded pole column box 21, a vacuum arc-extinguishing chamber 22 and a vacuum isolating switch 23, the embedded pole column box 21 is formed with a sealed inner cavity 200, one end of the embedded pole column box 21, which is away from the ground, is provided with a first wire inlet and outlet sleeve 211 communicated with the sealed inner cavity 200, one end of the embedded pole column box 21, which is close to the ground, is provided with a second wire inlet and outlet sleeve 212 communicated with the sealed inner cavity 200, and one side of the embedded pole column box 21, which faces the operating assembly 3, is provided with a first conductive joint 213 and a second conductive joint 214 at intervals in parallel; the vacuum interrupter 22 is disposed in the sealed inner cavity 200, a fixed contact of the vacuum interrupter 22 is connected to the first in-out line sleeve 211, a moving contact of the vacuum interrupter 22 is connected to the first conductive connector 213, a fixed end of the vacuum isolator 23 is connected to the second in-out line sleeve 212, a moving end of the vacuum isolator 23 is connected to the second conductive connector 214, and a moving end of the vacuum isolator 23 is connected to the moving contact of the vacuum interrupter 22.
Specifically, the embedded pole assembly 2 has three groups arranged in parallel at intervals.
Preferably, the fixed pole column box 21 further includes an experiment terminal 24 disposed at the top of the fixed pole column box 21 and parallel to the vacuum isolation switch 23 at an interval, the experiment terminal 24 is connected to the moving end of the vacuum isolation switch 23, and a test connector of the experiment terminal 24 extends out of the top of the fixed pole column box 21.
Specifically, there are two sets of the operating components 3, which are respectively connected to the first conductive contacts 213 and the second conductive contacts 214.
Preferably, the driving assembly 31 includes a cylinder 311, a positive and negative pressure pump 312 and a nozzle 313 which are connected in sequence, the cylinder 311 is filled with inert gas, and the positive and negative pressure pump 312 is used for the nozzle 313 to suck or discharge the inert gas in the cylinder 313.
In particular, the inert gas makes it possible to avoid the piston head 33 coming into contact with the contact block 5, causing sparks.
Preferably, the transparent insulating tube 32 comprises a first tube 321 and a second tube 322 coaxially communicated with one end of the first tube 321, and an inner hole diameter of the second tube 322 is larger than that of the first tube 321, so as to form a limit step for limiting the movement of the piston head 33 at the connection position; the first pipe 321 is used for sealing and connecting the air tap 313, and the second pipe 322 is used for sealing and clamping the fixed end of the conductive connector 5, so that the telescopic end of the conductive connector 5 is sleeved in the second pipe 322.
Specifically, the piston head 33 approaches and presses the conductive contact 5 to complete closing, and the piston head 33 moves away from the conductive contact 5 to complete opening.
Preferably, the piston head 33 comprises a piston column 331 coaxially sleeved on the second tube 322, a first elastic head 332 arranged at one end of the piston column 331, and a second elastic head 333 arranged at the other end of the piston column 31; the outer wall of the piston post 331 is in close contact with the inner bore wall of the second tube 322 for forming a sealed chamber 300 communicating with the positive and negative pressure pump 312.
Specifically, the inner hole wall of the transparent insulating tube 32 is coated with an insulating lubricating liquid, so that the piston post 331 slides along the second tube 322.
Preferably, the driving assembly 31 further comprises a pressure gauge 314 connected to the transparent insulating tube 32, wherein the pressure gauge 314 is disposed between the driving assembly 31 and the piston head 33.
Specifically, the pressure gauge 314 is in communication with the sealed chamber 300 for monitoring the pressure within the sealed chamber 300 in real time.
Preferably, the operating assembly 3 further includes a spot light 34 disposed at an end of the cabinet 1 facing away from the ground.
Specifically, the spot light 34 is electrically connected to an external power source for illuminating the operation assembly 3 at night to observe the on/off state of the disconnecting switch.
Preferably, the piston head 33 has a fluorescent light 334 embedded therein.
In particular, the fluorescent light 334 is used to provide emergency lighting in the event that the external power source is turned off.
The above is only the preferred embodiment of the present invention, not limiting the scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. An observable solid insulation cabinet is characterized by comprising a cabinet body, a solid-sealed polar pole assembly arranged in the cabinet body, and an operation assembly penetrating into the cabinet body from the outside of the cabinet body and used for connecting or disconnecting the solid-sealed polar pole assembly; the cabinet body is provided with a viewing window for the operating assembly to pass through for viewing the operating assembly; one end of the solid-sealed polar pole assembly is provided with a wire inlet and outlet sleeve used for connecting an external circuit, the other end of the solid-sealed polar pole assembly is provided with a conductive joint used for connecting the operation assembly, and the wire inlet and outlet sleeve extends out of one end of the cabinet body deviating from the ground; the operating assembly comprises a driving assembly arranged at one end of the cabinet body, which is far away from the ground, a transparent insulating tube for hermetically communicating the driving assembly with the conductive joint, and a piston head arranged in the transparent insulating tube in a sliding manner, and the driving assembly is used for driving the piston head to slide along the inner hole wall of the transparent insulating tube so as to connect or disconnect the conductive joint; a dehumidifier is arranged in the cabinet body.
2. The observable solid insulated cabinet of claim 1, wherein the cabinet body includes a cabinet body, a horizontal support plate disposed within the cabinet body, and a mounting platform disposed outside the cabinet body parallel to the ground; the horizontal supporting plate is used for mounting the solid-sealed polar pole assembly, and the mounting platform is used for mounting the driving assembly.
3. The observable solid insulation cabinet of claim 1, wherein the embedded pole assembly comprises an embedded pole box, a vacuum arc-extinguishing chamber and a vacuum isolation switch, the embedded pole box is formed with a sealed inner cavity, one end of the embedded pole box, which is away from the ground, is provided with a first wire inlet and outlet sleeve which is communicated with the sealed inner cavity, one end of the embedded pole box, which is close to the ground, is provided with a second wire inlet and outlet sleeve which is communicated with the sealed inner cavity, and one side of the embedded pole box, which faces the operating assembly, is provided with a first conductive joint and a second conductive joint at intervals in parallel; the vacuum arc extinguish chamber is arranged in the sealed inner cavity, the static contact of the vacuum arc extinguish chamber is connected with the first wire inlet and outlet sleeve, the moving contact of the vacuum arc extinguish chamber is connected with the first conductive joint, the static end of the vacuum isolating switch is connected with the second wire inlet and outlet sleeve, the moving end of the vacuum isolating switch is connected with the second conductive joint, and the moving end of the vacuum isolating switch is connected with the moving contact of the vacuum arc extinguish chamber.
4. The observable solid insulated cabinet of claim 3, wherein the sealed pole box further includes an experimental terminal disposed on the top of the sealed pole box and spaced parallel to the vacuum isolation switch, the experimental terminal is connected to the moving end of the vacuum isolation switch, and a test connector of the experimental terminal extends out of the top of the sealed pole box.
5. The observable solid insulated cabinet of claim 1, wherein the driving assembly includes a cylinder filled with inert gas, a positive and negative pressure pump, and a gas nozzle connected in sequence, the positive and negative pressure pump being used for sucking or discharging the inert gas from the cylinder by the gas nozzle.
6. The observable solid insulated cabinet of claim 5, wherein the transparent insulating tube includes a first tube and a second tube coaxially communicating with one end of the first tube, the second tube having an inner bore diameter larger than that of the first tube for forming a limit step for limiting the movement of the piston head at the connection position; the first pipe body is used for being connected with the air faucet in a sealing mode, and the second pipe body is used for sealing and clamping the fixed end of the conductive connector, so that the telescopic end of the conductive connector is sleeved in the second pipe body.
7. The observable solid insulating cabinet of claim 6, wherein the piston head includes a piston post coaxially fitted over the second tubular body, a first resilient head disposed at one end of the piston post, and a second resilient head disposed at the other end of the piston post; the outer wall of the piston column is in close contact with the inner hole wall of the second pipe body so as to form a sealing chamber communicated with the positive and negative pressure pumps.
8. The observable solid insulating cabinet of claim 1, wherein the drive assembly further includes a pressure gauge connected to the transparent insulating tube, the pressure gauge disposed between the drive assembly and the piston head.
9. The observable solid insulated cabinet of claim 1, wherein the operating assembly further includes a spot light disposed at an end of the cabinet facing away from the ground.
10. The observable solid insulated cabinet of claim 1, wherein a fluorescent light is embedded in the piston head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020592006.3U CN211579263U (en) | 2020-04-20 | 2020-04-20 | Observable solid insulation cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020592006.3U CN211579263U (en) | 2020-04-20 | 2020-04-20 | Observable solid insulation cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211579263U true CN211579263U (en) | 2020-09-25 |
Family
ID=72526171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020592006.3U Active CN211579263U (en) | 2020-04-20 | 2020-04-20 | Observable solid insulation cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211579263U (en) |
-
2020
- 2020-04-20 CN CN202020592006.3U patent/CN211579263U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An observable solid insulation cabinet Effective date of registration: 20231106 Granted publication date: 20200925 Pledgee: China Co. truction Bank Corp Yiyang branch Pledgor: Huaxiang XiangNeng Technology Co.,Ltd. Registration number: Y2023980063452 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |