CN208257139U - High voltage safeguard switch cabinet - Google Patents
High voltage safeguard switch cabinet Download PDFInfo
- Publication number
- CN208257139U CN208257139U CN201820539584.3U CN201820539584U CN208257139U CN 208257139 U CN208257139 U CN 208257139U CN 201820539584 U CN201820539584 U CN 201820539584U CN 208257139 U CN208257139 U CN 208257139U
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- switch
- high voltage
- voltage safeguard
- close
- cover board
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- 238000009434 installation Methods 0.000 claims abstract description 28
- 230000006698 induction Effects 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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Abstract
The utility model provides a kind of high voltage safeguard switch cabinet, including cabinet body, the anti-switch of cover board and switch control circuit, the opening that cabinet body has installation cavity and is connected to installation cavity, cover board, which can be opened and closed to cover, is located at opening, high voltage safeguard switch is arranged in installation cavity, switch control circuit in an ON state when, high voltage safeguard switch can switch between "on" position and gate-dividing state, switch control circuit includes close to switch, the operating status of control switch control loop is used for close to switch, it is arranged in installation cavity close to switch and incudes with cover board and cooperates, when the cover board of opening is opened, normally open is switched to by normally off close to switch, switch control circuit disconnects, high voltage safeguard switch switches to gate-dividing state by "on" position.The utility model solves between the cover board and high voltage safeguard switch of high voltage safeguard switch cabinet in the prior art and does not have interlock, there are problems that serious security risk.
Description
Technical field
The utility model relates to switchgear technical fields, in particular to a kind of high voltage safeguard switch cabinet.
Background technique
High voltage safeguard switch cabinet in part in the prior art does not have grounding switch, in maintenance, needs high voltage safeguard switch cabinet
Cover board is opened, and is manually hung ground line, but do not have interlock between the cover board and high voltage safeguard switch of high voltage safeguard switch cabinet, i.e., ought be opened
When closing the cover board opening of cabinet, high voltage safeguard switch is still within "on" position, and the safety accident of live connection of ground wire is caused to occur；When opening
The cover board for closing cabinet is opened, and when ground line is not removed, can be controlled high voltage safeguard switch and is in "on" position, lead to the peace with ground wire power transmission
Full accident occurs.Existing high voltage safeguard switch cabinet is unsatisfactory in electric power safety regulatory requirements that " high voltage electric equipment should have anti-stop-band
The regulation of cable address ground line, anti-stop-band ground wire power transmission and the function of preventing mistakenly entering charged chamber ", there are serious security risks.
Utility model content
The main purpose of the utility model is to provide a kind of high voltage safeguard switch cabinets, to solve high voltage safeguard switch in the prior art
Do not have interlock between the cover board and high voltage safeguard switch of cabinet, causing high voltage safeguard switch cabinet not have prevents live connection of ground wire, prevents
, there is serious security risk in stop-band ground wire power transmission and the function of preventing mistakenly entering charged chamber.
To achieve the goals above, the utility model provides a kind of high voltage safeguard switch cabinet, comprising: cabinet body, cabinet body have peace
The opening behave affectedly and be connected to installation cavity；Cover board, cover board, which can be opened and closed to cover, is located at opening；High voltage safeguard switch, high voltage safeguard switch setting
In installation cavity；Switch control circuit, when switch control circuit in an ON state when, high voltage safeguard switch can in "on" position and
It is switched between gate-dividing state, switch control circuit includes: close to switch, close to switch for control switch control loop
Operating status is arranged in installation cavity close to switch and incudes cooperation with cover board, when the cover board of opening is opened, close to switch
Normally open is switched to by normally off, switch control circuit disconnects, and high voltage safeguard switch switches to gate-dividing state by "on" position.
Further, there is induction end close to switch, induction end is used to detect the distance between close switch and cover board, when
When being greater than set distance close to the distance between switch and cover board, normally open is switched to by normally off close to switch.
Further, set distance is more than or equal to 6mm and is less than or equal to 10mm.
Further, set distance 8mm.
Further, high voltage safeguard switch cabinet further includes power supply unit, and the power supply line close to switch is connect with power supply unit.
Further, switch control circuit further includes relay, and the control line close to switch is connect with relay, close to open
Pass is disconnected by relay control switch control loop.
Further, high voltage safeguard switch cabinet further includes mounting rack, and the bottom surface in installation cavity and with installation cavity is arranged in mounting rack
Connection is arranged on mounting rack close to switch.
Further, high voltage safeguard switch cabinet further includes binding post, and binding post is arranged in installation cavity, and the terminals of binding post
It is arranged towards cover board.
Further, high voltage safeguard switch cabinet further includes ground line, and one end of ground line connect with binding post, ground line it is another
It holds and is connect with the earthing pole being located at outside high voltage safeguard switch cabinet.
Further, switch control circuit further includes earth leakage protective device, to leak when electric leakage accident occurs for high voltage safeguard switch cabinet
Non-electricity protector control switch control loop disconnects.
It using the technical solution of the utility model, is switched by being positioned proximate in the installation cavity of cabinet body, is opened by close
The operating status of control switch control loop is closed, in this way, it is in normally off close to switch when the cover board of opening is closed,
Control switch control loop is in connected state, so that high voltage safeguard switch be enable to be cut between "on" position and gate-dividing state
It changes；When the cover board of opening is opened, normally open, proximity switch controlling switch control are switched to by normally off close to switch
Circuit disconnects, and high voltage safeguard switch switches to gate-dividing state by "on" position.The cover board and height of high voltage safeguard switch cabinet provided by the present application are anti-
Switch interlock, once operator opens cover board, high voltage safeguard switch is just in gate-dividing state, so as to avoid operator because of electrification
Hanging earthing conductor, with ground wire power transmission and mistakenly entering charged chamber and the accident by personal injury occurs, it is provided by the present application high anti-
Switchgear meets electric power safety regulatory requirements, has good security performance.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows a kind of structural schematic diagram of the high voltage safeguard switch cabinet of alternative embodiment according to the present utility model.
Wherein, the above drawings include the following reference numerals:
10, cabinet body；11, installation cavity；12, it is open；20, cover board；30, close to switch；31, induction end；301, power supply line；
302, control line；303,0V line；40, relay；50, mounting rack；60, binding post.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to this is practical
Novel and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.
Do not have interlock between cover board and high voltage safeguard switch in order to solve high voltage safeguard switch cabinet in the prior art, causes
High voltage safeguard switch cabinet does not have the rule for preventing live connection of ground wire, anti-stop-band ground wire power transmission and the function of preventing mistakenly entering charged chamber
It is fixed, there are problems that serious security risk, the utility model provides a kind of high voltage safeguard switch cabinet.
As shown in Figure 1, high voltage safeguard switch cabinet, including cabinet body 10, cover board 20, high voltage safeguard switch and switch control circuit, cabinet body 10
With installation cavity 11 and the opening being connected to installation cavity 11 12, cover board 20 can be opened and closed to cover and be located at opening 12, and high voltage safeguard switch is set
Set in installation cavity 11, when switch control circuit in an ON state when, high voltage safeguard switch can be in "on" position and gate-dividing state
Between switch over, switch control circuit includes that the operation of control switch control loop is used for close to switch 30 close to switch 30
State is arranged in installation cavity 11 close to switch 30 and incudes cooperation with cover board 20, when the cover board 20 at opening 12 is opened, connects
Nearly switch 30 switches to normally open by normally off, switch control circuit disconnection, and high voltage safeguard switch is switched to point by "on" position
Lock state.
By being positioned proximate to switch 30 in the installation cavity 11 of cabinet body 10, pass through close 30 control switch control loop of switch
Operating status, in this way, being in normally off close to switch 30, control switch controls when the cover board 20 being open at 12 is closed
Circuit is in connected state, so that high voltage safeguard switch be enable to switch between "on" position and gate-dividing state；When opening 12
When the cover board 20 at place is opened, normally open is switched to by normally off close to switch 30, is controlled back close to 30 control switch of switch
Road disconnects, and high voltage safeguard switch switches to gate-dividing state by "on" position.The cover board 20 and height of high voltage safeguard switch cabinet provided by the present application are anti-
Switch interlock, once operator opens cover board 20, high voltage safeguard switch is just in gate-dividing state, so as to avoid operator because of band
Cable address ground line occurs with ground wire power transmission and mistakenly entering charged chamber and by the accident of personal injury, provided by the present application high anti-
Switchgear meets electric power safety regulatory requirements, has good security performance.
As shown in Figure 1, there is induction end 31 close to switch 30, induction end 31 for detect close to switch 30 and cover board 20 it
Between distance approach switch 30 when close to the distance between switch 30 and cover board 20 greater than set distance and cut by normally off
Shift to normally open.
Optionally, set distance is more than or equal to 6mm and is less than or equal to 10mm.
Preferably, set distance 8mm.
In the embodiment not shown of the application one, high voltage safeguard switch cabinet further includes power supply unit, close to the power supply line of switch 30
301 connect with power supply unit.In this way, being directly to power close to switch 30 using the power supply unit of high voltage safeguard switch cabinet, no longer it is arranged
Additional power supply unit, to make simple high voltage safeguard switch cabinet, install convenient, save economic cost.
It optionally, is to approach the voltage that switch 30 provides to be close to the power supply unit that the power supply line 301 of switch 30 connects
DC24V+。
As shown in Figure 1, switch control circuit further includes relay 40, close to the control line 302 and relay 40 of switch 30
Connection is disconnected close to switch 30 by 40 control switch control loop of relay.Specifically, when cover board 20 and close switch 30
When the distance between induction end 31 is greater than set distance, electric signal is sent to relay 40 by control line 302 close to switch 30,
Relay 40, which receives, to be controlled the contact of relay 40 after electric signal and switches to normally open by normally off, thus control switch
Control loop disconnects.
It is the close switch 30 of three lines close to switch 30 in alternative embodiment shown in fig. 1.
It is the close switch of positive-negative-positive close to switch 30 in alternative embodiment shown in fig. 1.
In alternative embodiment shown in fig. 1, the 0V line 303 close to switch is connect with the COM port of relay 40.
As shown in Figure 1, high voltage safeguard switch cabinet further includes mounting rack 50, mounting rack 50 is arranged in installation cavity 11 and and installation cavity
11 bottom surface connection, is arranged on mounting rack 50 close to switch 30.By the way that mounting rack 50 is arranged, will be fixedly installed close to switch 30
In installation cavity 11, improve close to the mounting stability between switch 30 and cabinet body 10.
As shown in Figure 1, high voltage safeguard switch cabinet further includes binding post 60, binding post 60 is arranged in installation cavity 11, and binding post
60 terminals are arranged towards cover board 20.When needing to repair high voltage safeguard switch cabinet, operator opens cover board 20, and
It will connect wires and be hung on binding post 60, while operator opens cover board 20, high voltage safeguard switch is in gate-dividing state, keeps away
Exempt from the accident generation that electrification hangs ground line, improves the security performance of high voltage safeguard switch cabinet.
In the embodiment not shown of the application one, this application involves cover board 20 be not limited only to be located at high voltage safeguard switch cabinet load
The back shroud of side can also interlock bus cover plate and high voltage safeguard switch for positioned at the bus cover plate of high voltage safeguard switch cabinet source side, this
Sample, for operator when opening the bus cover plate for being located at high voltage safeguard switch cabinet source side, high voltage safeguard switch is in gate-dividing state.
In another embodiment not shown of the application, high voltage safeguard switch cabinet further includes ground line, one end of ground line and wiring
Column 60 connects, and the other end of ground line is connect with the earthing pole being located at outside high voltage safeguard switch cabinet.
In another embodiment not shown of the application, switch control circuit further includes earth leakage protective device, in high voltage safeguard switch
When electric leakage accident occurs for cabinet, earth leakage protective device control switch control loop is disconnected.By the way that earth leakage protective device is arranged, further mention
The security performance of high voltage safeguard switch cabinet is risen.
High voltage safeguard switch cabinet provided by the present application has good security performance, can be on the basis of existing high voltage safeguard switch cabinet
Upper transformation is made, and transformation process is convenient, and improvement expenses are low.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
Up to the unlimited the scope of the utility model processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each shown in attached drawing
The size of a part is not to draw according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant
Art, method and apparatus may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as awarding
Weigh part of specification.In shown here and discussion all examples, any occurrence should be construed as merely example
Property, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar
Label and letter similar terms are indicated in following attached drawing, therefore, once be defined in a certain Xiang Yi attached drawing, then with
In attached drawing afterwards do not need that it is further discussed.
In the description of the present invention, it should be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally,
Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or positional relationship be normally based on orientation or position shown in the drawings
Relationship is set, is merely for convenience of describing the present invention and simplifying the description, in the absence of explanation to the contrary, these nouns of locality
Do not indicate that and imply that signified device or element must have a particular orientation or be constructed and operated in a specific orientation, because
This should not be understood as the limitation to scope of protection of the utility model；The noun of locality " inside and outside " refers to the wheel relative to each component itself
Wide is inside and outside.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
The limitation of utility model protection range.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, work, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein
Or the sequence other than those of description is implemented.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of high voltage safeguard switch cabinet characterized by comprising
Cabinet body (10), the opening (12) that the cabinet body (10) has installation cavity (11) and is connected to the installation cavity (11)；
Cover board (20), the cover board (20) can be opened and closed to cover and be located at the opening (12)；
High voltage safeguard switch, the high voltage safeguard switch setting is in the installation cavity (11)；
Switch control circuit, when the switch control circuit in an ON state when, the high voltage safeguard switch can be in "on" position
It is switched between gate-dividing state, the switch control circuit includes:
Close to switch (30), the operating status for being used to control the switch control circuit close to switch (30) is described close
(30) setting is switched in the installation cavity (11) and is incuded with the cover board (20) and is cooperated, it is described at the opening (12)
When cover board (20) is opened, described to switch to normally open by normally off close to switch (30), the switch control circuit is disconnected,
The high voltage safeguard switch switches to gate-dividing state by "on" position.
2. high voltage safeguard switch cabinet according to claim 1, which is characterized in that described that there is induction end close to switch (30)
(31), the induction end (31) is described close to switch the distance between (30) and the cover board (20) for detecting, and connects when described
It is described to be cut close to switch (30) by normally off when nearly switch the distance between (30) and the cover board (20) are greater than set distance
Shift to normally open.
3. high voltage safeguard switch cabinet according to claim 2, which is characterized in that the set distance is more than or equal to 6mm and is less than
Equal to 10mm.
4. high voltage safeguard switch cabinet according to claim 3, which is characterized in that the set distance is 8mm.
5. high voltage safeguard switch cabinet according to claim 1, which is characterized in that the high voltage safeguard switch cabinet further includes power supply unit,
The power supply line (301) close to switch (30) is connect with the power supply unit.
6. high voltage safeguard switch cabinet according to claim 2, which is characterized in that the switch control circuit further includes relay
(40), the control line (302) close to switch (30) is connect with the relay (40), described to pass through institute close to switch (30)
It states relay (40) and controls the switch control circuit disconnection.
7. high voltage safeguard switch cabinet according to claim 1, which is characterized in that the high voltage safeguard switch cabinet further includes mounting rack
(50), mounting rack (50) setting is connect in the installation cavity (11) and with the bottom surface of the installation cavity (11), described to connect
Nearly switch (30) is arranged on the mounting rack (50).
8. high voltage safeguard switch cabinet according to claim 1, which is characterized in that the high voltage safeguard switch cabinet further includes binding post
(60), the binding post (60) setting is in the installation cavity (11), and the terminals of the binding post (60) are towards the lid
Plate (20) setting.
9. high voltage safeguard switch cabinet according to claim 8, which is characterized in that the high voltage safeguard switch cabinet further includes ground line, institute
The one end for stating ground line is connect with the binding post (60), the other end of the ground line be located at the high voltage safeguard switch cabinet outside
Earthing pole connection.
10. high voltage safeguard switch cabinet according to claim 1, which is characterized in that the switch control circuit further includes that electric leakage is protected
Device is protected, with when electric leakage accident occurs for the high voltage safeguard switch cabinet, the earth leakage protective device controls the switch control circuit and disconnects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820539584.3U CN208257139U (en) | 2018-04-16 | 2018-04-16 | High voltage safeguard switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820539584.3U CN208257139U (en) | 2018-04-16 | 2018-04-16 | High voltage safeguard switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208257139U true CN208257139U (en) | 2018-12-18 |
Family
ID=64636637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820539584.3U Active CN208257139U (en) | 2018-04-16 | 2018-04-16 | High voltage safeguard switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208257139U (en) |
-
2018
- 2018-04-16 CN CN201820539584.3U patent/CN208257139U/en active Active
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