CN109638700A - Low-tension switch cabinet and its working method - Google Patents
Low-tension switch cabinet and its working method Download PDFInfo
- Publication number
- CN109638700A CN109638700A CN201811652273.9A CN201811652273A CN109638700A CN 109638700 A CN109638700 A CN 109638700A CN 201811652273 A CN201811652273 A CN 201811652273A CN 109638700 A CN109638700 A CN 109638700A
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- China
- Prior art keywords
- low
- rotating
- tension switch
- switch cabinet
- arm
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/167—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal truck type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/02—Details
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanisms For Operating Contacts (AREA)
Abstract
The present invention provides a kind of low-tension switch cabinet and its working method, the low-tension switch cabinet includes cabinet body and cabinet door, fixing piece, and the fixing piece is fixed on the cabinet body；Rotating member, the rotating member are arranged on the fixing piece, and the front end of the rotating member has linkage structure, and rear end has first group of tooth；Revolving part, the revolving part are rotatably arranged in the rear side of the rotating member；First rotating arm, one end of the first rotating arm are fixed on the revolving part, and the other end has second group of tooth being engaged with first group of tooth；One end of second rotating arm, second rotating arm is fixed on the revolving part；Linking arm, one end of the linking arm are flexibly connected with second rotating arm, and the other end is flexibly connected with connector；Three rotating knifes of knife-like switch are bound up by connector, the connector.The present invention has many advantages, such as that structure is simple, reliable operation.
Description
Technical field
The present invention relates to low-tension switch cabinets, in particular to the low-tension switch cabinet and its working method of defencive function.
Background technique
Currently, the basic structure of low-tension switch cabinet are as follows: cabinet body, handcart, the ground connection of handcart be by fixed cabinet body,
Handcart enters, pulls out in cabinet body, and the earthing or grounding means of cart cooperates with the earthing or grounding means of handcart, separates.When handcart exits, low pressure
High-tension apparatus in switchgear is exposed, and operator easily accidentally touches, and then leads to personal injury.
Summary of the invention
To solve the deficiency in above-mentioned prior art, the present invention provides it is a kind of have a safety feature, reliable operation
Low-tension switch cabinet.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of low-tension switch cabinet, the low-tension switch cabinet include cabinet body and cabinet door, and the low-tension switch cabinet further comprises:
Fixing piece, the fixing piece are fixed on the cabinet body；
Rotating member, the rotating member are arranged on the fixing piece, and the front end of the rotating member has linkage structure, rear end
With first group of tooth；
Revolving part, the revolving part are rotatably arranged in the rear side of the rotating member；
First rotating arm, one end of the first rotating arm are fixed on the revolving part, and the other end has and described the
Second group of tooth of one group of tooth occlusion；
One end of second rotating arm, second rotating arm is fixed on the revolving part；
Linking arm, one end of the linking arm are flexibly connected with second rotating arm, and the other end and connector activity connect
It connects；
Three rotating knifes of knife-like switch are bound up by connector, the connector.
The object of the invention is also to provide the working method of above-mentioned low-tension switch cabinet, which is by following
What technical solution was achieved:
According to the working method of above-mentioned low-tension switch cabinet, the working method includes the disconnection of switch and closing for switch
It closes；The disconnection of the switch the following steps are included:
(A1) workpiece is matched with the linkage structure of rotating member；
(A2) rotating member is rotated in the forward direction by workpiece, first group of tooth of rotation stirs second group of tooth, so that first rotating arm
It is rotated in the forward direction with revolving part, to drive the second rotating arm forward direction dragging linking arm mobile, so that the switch is off-state；
The closure of the switch the following steps are included:
(B1) workpiece is matched with the linkage structure of rotating member；
(B2) rotating member is reversely rotated by workpiece, first group of tooth of rotation stirs second group of tooth, so that first rotating arm
It is reversely rotated with revolving part, so that it is mobile to drive the second rotating arm reversely to drag linking arm, so that the switch is closed state.
Compared with prior art, the device have the advantages that are as follows:
The rotation of drive revolving part is gone by the rotation of rotating member, so that moving forward or backwards for linking arm is driven, into
And realize the disconnection and closure of switch；Meanwhile linking arm and switch room be insulation, and operator to switch distance compared with
Far, the safety operation in the disconnection and closing course of switch is realized；
Using the combination of load-bearing part, block piece, lock- receiving aperture and lock, so that block piece stops illegal operation；In legal behaviour
When making, needs to open and lock and remove, a left side pushes away block piece；
Detailed description of the invention
Referring to attached drawing, the disclosure of the present invention will become more readily understood.Skilled addressee readily understands that: this
It is only used to illustrate the technical scheme of the present invention for a little attached drawings, and is not intended to limit the scope of protection of the present invention.
In figure:
Fig. 1 is the structure diagram of according to embodiments of the present invention 1 low-tension switch cabinet；
Fig. 2 is another structure diagram of according to embodiments of the present invention 1 low-tension switch cabinet.
Specific embodiment
Fig. 1 and following description describe optional embodiment of the invention with instruct those skilled in the art how to implement and
Reproduce the present invention.In order to teach the technical scheme of the invention, it has simplified or omitted some conventional aspects.Those skilled in the art answer
The variation or replacement that the understanding is originated from these embodiments will within the scope of the invention.Under those skilled in the art should understand that
Stating feature can combine in various ways to form multiple modifications of the invention.The invention is not limited to following optional as a result,
Embodiment, and be only limited by the claims and their equivalents.
Embodiment 1:
Fig. 1 schematically illustrates the structure diagram of the low-tension switch cabinet of the embodiment of the present invention, as shown in Figure 1, described low
The cabinet that compresses switch includes:
Cabinet body and cabinet door；
Fixing piece, the fixing piece are fixed on the cabinet body, as the both ends of fixing piece are separately fixed at the left side of cabinet body
The right side and；
Rotating member, the rotating member are arranged on the fixing piece, and the front end of the rotating member has linkage structure, such as side
Connected in star, rear end have first group of tooth, and first group of tooth is rotated around the central axis of the rotating member；
Revolving part, the revolving part are rotatably arranged in the rear side of the rotating member；
First rotating arm, one end of the first rotating arm are fixed on the revolving part, and the other end has and described the
Second group of tooth of one group of tooth occlusion, it is only the driving in first group of tooth that second group of tooth can not be rotated around shaft
Under, entire second group of tooth rotates by a certain angle around the central axis of revolving part；
One end of second rotating arm, second rotating arm is fixed on the revolving part；
Linking arm, one end of the linking arm are flexibly connected with second rotating arm, and the other end and connector activity connect
It connects；
Three rotating knifes of knife-like switch are bound up by connector, the connector.
In order to be drivingly connected arm, further, between the central axis of the revolving part and the central axis of the rotating member
Angle be right angle.
In order to fix election war warship, further, the low-tension switch cabinet further comprises:
First load-bearing part, first load-bearing part are fixed on the back of the fixing piece, the left side of first load-bearing part
There is first wing and second wing with right side, first wing and second wing all have through-hole；The revolving part passes through the through-hole；
Deformation when first rotating arm is driven by first group of tooth in order to prevent, further, the low-tension switch cabinet is further
Include:
Supporting element, the supporting element are fixed on first wing, and end heads on the first rotating arm.
In order to firmly connect connector, further, the low-tension switch cabinet further comprises:
Connecting fork, the connecting fork is " U "-shaped, and the end of the connecting fork is fixed with the linking arm, the end of two forks
Portion is can be rotatably set in respectively on the connector between the first rotating knife and the second rotating knife, the second rotating knife and third rotate
On connector between knife.
In order to adjust the distance between linking arm and connecting fork, further, one end of the linking arm passes through the connection
Through-hole on fork, linking arm have external screw thread, and connecting fork is connected the first nut and the clamping of the second nut on arm.
In order to improve the reliability of rotating knife work, further, the rotating knife includes:
First, described first is sheet, and rotates around rotation axis that the rotation axis is arranged on lower contact；Institute
The one end for stating first separate rotation axis has the first concave shaped portion；
Second, described second is sheet, and rotates around the rotation axis；Described second separate rotation axis
One end has the second concave shaped portion；Second concave shaped portion and the first concave shaped portion are opposite facing；First concave shaped portion and the second spill
The shortest distance between portion is not more than the thickness of upper contact；
The part of insulating part, the insulating part is arranged between described first and second, partially extends to first
And between second region outside；The connector passes through insulating part；
Interconnecting piece, the interconnecting piece sequentially pass through described first, insulating part and second；
Fixed part, the fixed part are arranged on the interconnecting piece, adjust the distance between described first and second.
In order to adjust the distance between first and second, further, the rotating knife further comprises:
First arc part and the second arc part, the interconnecting piece sequentially pass through first arc part, first,
Insulating part, second and the second arc part；The arc of first arc part and the second arc part is opposite.
It is conducted in order to which upper contact is easily stuck in realization between first and second, further, the upper touching
The hanging end of piece is in prism-frustum-shaped.
The working method of the low-tension switch cabinet of the embodiment of the present invention, the working method include disconnection and the switch of switch
Closure；
The disconnection of the switch the following steps are included:
(A1) workpiece is matched with the linkage structure of rotating member；
(A2) rotating member is rotated in the forward direction by workpiece, first group of tooth of rotation stirs second group of tooth, so that first rotating arm
It is rotated in the forward direction with revolving part, to drive the second rotating arm forward direction dragging linking arm mobile, so that the switch is off-state；
The closure of the switch the following steps are included:
(B1) workpiece is matched with the linkage structure of rotating member；
(B2) rotating member is reversely rotated by workpiece, first group of tooth of rotation stirs second group of tooth, so that first rotating arm
It is reversely rotated with revolving part, so that it is mobile to drive the second rotating arm reversely to drag linking arm, so that the switch is closed state.
Embodiment 2:
The low-tension switch cabinet of the embodiment of the present invention, unlike the first embodiment:
1. the cabinet door has handle hole, it is suitable for workpiece and passes through handle hole and linkage structure cooperation.
2. as shown in Fig. 2, low-tension switch cabinet further include:
Second load-bearing part, in the fixed cabinet door of second load-bearing part；Second load-bearing part has from left to right
The third wing and the 4th wing of setting, the handle hole, the 4th wing and the third wing are set gradually；The third wing and the 4th wing difference
With through-hole, the central axis of the through-hole is less than the radius of the handle hole at a distance from the central axis of the handle hole；
Block piece, the diameter of the block piece are less than the diameter of the through-hole；The end of the block piece has along vertical
The diameter of the protrusion directly extended in the direction of the central axis of the block piece, the protrusion is greater than the straight of the through-hole
Diameter；The block piece has lock- receiving aperture, and the distance of the end of the separate protrusion of the lock- receiving aperture to block piece is not less than described
Distance of first wing to the center of the handle hole；
Lock, the lock is across the lock- receiving aperture；
In order to improve block piece to the blocking effect of handle hole, further, the end of the separate protrusion of the block piece
Portion has the epitaxy part radially extended along block piece.
In order to reduce the complexity and cost of component, further, the load-bearing part includes:
Ontology, the left and right sides outward bending of the ontology are respectively formed the third wing and the 4th wing.
Claims (10)
1. a kind of low-tension switch cabinet, the low-tension switch cabinet includes cabinet body and cabinet door, it is characterised in that: the low-tension switch cabinet into
One step includes:
Fixing piece, the fixing piece are fixed on the cabinet body；
Rotating member, the rotating member are arranged on the fixing piece, and the front end of the rotating member has linkage structure, and rear end has
First group of tooth；
Revolving part, the revolving part are rotatably arranged in the rear side of the rotating member；
First rotating arm, one end of the first rotating arm are fixed on the revolving part, and the other end has and described first group
Second group of tooth of tooth occlusion；
One end of second rotating arm, second rotating arm is fixed on the revolving part；
Linking arm, one end of the linking arm are flexibly connected with second rotating arm, and the other end is flexibly connected with connector；
Three rotating knifes of knife-like switch are bound up by connector, the connector.
2. low-tension switch cabinet according to claim 1, it is characterised in that: the central axis of the revolving part and the rotation
Angle between the central axis of part is right angle.
3. low-tension switch cabinet according to claim 1, it is characterised in that: the low-tension switch cabinet further comprises:
First load-bearing part, first load-bearing part are fixed on the back of the fixing piece, the left side and the right side of first load-bearing part
Side has first wing and second wing, and first wing and second wing all have through-hole；The revolving part passes through the through-hole.
4. low-tension switch cabinet according to claim 3, it is characterised in that: the low-tension switch cabinet further comprises:
Supporting element, the supporting element are fixed on first wing, and end heads on the first rotating arm.
5. low-tension switch cabinet according to claim 1, it is characterised in that: the low-tension switch cabinet further comprises:
Connecting fork, the connecting fork is " U "-shaped, and the end of the connecting fork is fixed with the linking arm, the end part of two forks
Not can be rotatably set on the connector between the first rotating knife and the second rotating knife, the second rotating knife and third rotating knife it
Between connector on.
6. low-tension switch cabinet according to claim 5, it is characterised in that: one end of the linking arm passes through the connecting fork
On through-hole, linking arm have external screw thread, connecting fork be connected arm on the first nut and the second nut clamping.
7. low-tension switch cabinet according to claim 1, it is characterised in that: the rotating knife includes:
First, described first is sheet, and rotates around rotation axis that the rotation axis is arranged on lower contact；Described
One end of one separate rotation axis has the first concave shaped portion；
Second, described second is sheet, and rotates around the rotation axis；One end of described second separate rotation axis
With the second concave shaped portion；Second concave shaped portion and the first concave shaped portion are opposite facing；Between first concave shaped portion and the second concave shaped portion
The shortest distance be not more than upper contact thickness；
Insulating part, the part of the insulating part are arranged between described first and second, partially extend to first and the
The outside in region between two；The connector passes through insulating part；
Interconnecting piece, the interconnecting piece sequentially pass through described first, insulating part and second；
Fixed part, the fixed part are arranged on the interconnecting piece, adjust the distance between described first and second.
8. low-tension switch cabinet according to claim 7, it is characterised in that: the rotating knife further comprises:
First arc part and the second arc part, the interconnecting piece sequentially pass through first arc part, first, insulation
Part, second and the second arc part；The arc of first arc part and the second arc part is opposite.
9. low-tension switch cabinet according to claim 7, it is characterised in that: the hanging end of the upper contact is in terrace with edge
Shape.
10. the working method of -9 any low-tension switch cabinets according to claim 1, the working method includes the disconnected of switch
The closure opened and switched；
The disconnection of the switch the following steps are included:
(A1) workpiece is matched with the linkage structure of rotating member；
(A2) rotating member is rotated in the forward direction by workpiece, first group of tooth of rotation stirs second group of tooth, so that first rotating arm and rotation
Turn part to rotate in the forward direction, to drive the second rotating arm forward direction dragging linking arm mobile, so that the switch is off-state；
The closure of the switch the following steps are included:
(B1) workpiece is matched with the linkage structure of rotating member；
(B2) rotating member is reversely rotated by workpiece, first group of tooth of rotation stirs second group of tooth, so that first rotating arm and rotation
Turn part reverse rotation, so that it is mobile to drive the second rotating arm reversely to drag linking arm, so that the switch is closed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811652273.9A CN109638700A (en) | 2018-12-31 | 2018-12-31 | Low-tension switch cabinet and its working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811652273.9A CN109638700A (en) | 2018-12-31 | 2018-12-31 | Low-tension switch cabinet and its working method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109638700A true CN109638700A (en) | 2019-04-16 |
Family
ID=66056240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811652273.9A Pending CN109638700A (en) | 2018-12-31 | 2018-12-31 | Low-tension switch cabinet and its working method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109638700A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB400702A (en) * | 1933-01-21 | 1933-11-02 | John Edwin Stewart | Improvements in and relating to isolating switches for use with overhead electric lines |
| CN2049298U (en) * | 1988-08-02 | 1989-12-13 | 孙达 | Actuating mechanism of screw-pair link-motion drive |
| CN104835674A (en) * | 2015-04-30 | 2015-08-12 | 国家电网公司 | Operating mechanism and direct-operated grounding switch using operating mechanism |
| CN204966358U (en) * | 2015-08-26 | 2016-01-13 | Abb技术有限公司 | A quick isolator for unloaded transformer of switching |
| CN108022790A (en) * | 2018-01-08 | 2018-05-11 | 许涛 | A kind of disconnecting switch |
| CN108735543A (en) * | 2017-04-19 | 2018-11-02 | 施耐德电气(厦门)开关设备有限公司 | A kind of tri-station isolating switch |
| CN209313285U (en) * | 2018-12-31 | 2019-08-27 | 芜湖金牛电气股份有限公司 | Low-tension switch cabinet |
-
2018
- 2018-12-31 CN CN201811652273.9A patent/CN109638700A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB400702A (en) * | 1933-01-21 | 1933-11-02 | John Edwin Stewart | Improvements in and relating to isolating switches for use with overhead electric lines |
| CN2049298U (en) * | 1988-08-02 | 1989-12-13 | 孙达 | Actuating mechanism of screw-pair link-motion drive |
| CN104835674A (en) * | 2015-04-30 | 2015-08-12 | 国家电网公司 | Operating mechanism and direct-operated grounding switch using operating mechanism |
| CN204966358U (en) * | 2015-08-26 | 2016-01-13 | Abb技术有限公司 | A quick isolator for unloaded transformer of switching |
| CN108735543A (en) * | 2017-04-19 | 2018-11-02 | 施耐德电气(厦门)开关设备有限公司 | A kind of tri-station isolating switch |
| CN108022790A (en) * | 2018-01-08 | 2018-05-11 | 许涛 | A kind of disconnecting switch |
| CN209313285U (en) * | 2018-12-31 | 2019-08-27 | 芜湖金牛电气股份有限公司 | Low-tension switch cabinet |
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