CN207319985U - A kind of double collet floating contact structure of high voltage load switch - Google Patents
A kind of double collet floating contact structure of high voltage load switch Download PDFInfo
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- CN207319985U CN207319985U CN201721411697.7U CN201721411697U CN207319985U CN 207319985 U CN207319985 U CN 207319985U CN 201721411697 U CN201721411697 U CN 201721411697U CN 207319985 U CN207319985 U CN 207319985U
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- exocoel
- moving contact
- high voltage
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Abstract
The utility model provides a kind of double collet floating contact structure of high voltage load switch, including the two panels moving contact plate being arranged symmetrically, the both ends of moving contact plate are equipped with clamping projection, two panels moving contact plate is installed together by exocoel fixed plate, fixed compression spring is equipped between moving contact plate and exocoel fixed plate, the both ends of moving contact plate are stretched out in outside the exocoel that exocoel fixed plate is formed, and form double contact sockets.The utility model uses compression spring as double collet contact pressure source, fatigue resistance is strong, double collet contact socket position precompression is zero, the opening size of double collet contact socket can preferably be controlled, ensure the reliability of socket and static contact, fault current can be efficiently used and improve contact pressure, have preferable electric power compensation effect, improve anti-loading ability.
Description
Technical field
The utility model belongs to electric switch technical field, more particularly to the structure of contact terminal of high voltage load switch.
Background technology
The double collet floating contact (hereinafter referred to as double collet contact) of high voltage load switch is fixedly mounted on on-load switch master
On axis, according to the rotation angle of main shaft is different the static contact in load main body can be coordinated to realize the divide-shut brake of switch.
It is illustrated in figure 9 a kind of double collet contact of the prior art, its structure is by two panels contact plate by two panels c-type shrapnel
It is inlaid in the cubic cavity set in live spindle, by the fixed c-type shrapnel of inside cavity or so, c-type shrapnel both ends are set
Have a grab, grab coordinates with the respective grooves that contact plate termination is set, by the pressure of shrapnel in itself by two panels contact plate back to
The back of the body fits closely, while both ends self-assembling formation double collet socket, the double collet socket of this structure because c-type pressure shrapnel be by
2 flat spring steel plates are heat-treated after cold extrusion shaped, it is difficult to ensure that the uniformity of product, while the fatigue resistance of shrapnel
Hardly result in guarantee;C-type shrapnel is directly by the cubic cavity inner wall support set on main shaft at the same time, because main shaft body is plastics
Part, it is difficult to ensure that supporting walls do not produce thermal deformation and change the pressure of side shrapnel, influences double collet contact conductive effect.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of double collet floating contact knot of high voltage load switch
Structure, its structure is reliable, performance is stablized.
The utility model technical scheme applied to solve the technical problem is:A kind of double collet of high voltage load switch floats
Structure of contact terminal, the double collet floating contact structure are installed on the main shaft of high voltage load switch, including the two panels being arranged symmetrically is moved
Contact plate, the both ends of moving contact plate are equipped with clamping projection, and two panels moving contact plate is installed together by exocoel fixed plate, moving contact
Be equipped with fixed compression spring between plate and exocoel fixed plate, the both ends of moving contact plate stretch out in exocoel that exocoel fixed plate formed it
Outside, double contact sockets are formed.
Further, the both ends of moving contact plate are upper moving contact and lower moving contact respectively, upper moving contact and lower moving contact it
Between be contact connecting plate, upper moving contact, lower moving contact and contact connecting plate connect together to form moving contact plate, exocoel fixed plate peace
Mounted in the side of contact connecting plate.
Further, contact connecting plate is equipped with the installation position of fixed compression spring, fixed compression spring be installed on contact connecting plate and
Between exocoel fixed plate, the contact connecting plate for making two panels moving contact plate by the pressure of contact exocoel fixed plate is fitted tightly over one
Rise.
Further, when the close note of two panels contact connecting plate is combined, two on piece moving contacts and two panels lower moving contact
Between there is certain spacing.
Further, the installation position of fixed compression spring is compression spring hole, and compression spring hole is opened in contact connecting plate and is fixed towards exocoel
On the surface of plate.
Further, it is additionally provided with stationary plane on the contact surface of two panels contact connecting plate.
Further, compression spring positioning column is additionally provided with the middle part of compression spring hole.
Further, the side of contact connecting plate is equipped with limiting component, and exocoel fixed plate is equipped with matches somebody with somebody with the limiting component
The limiting slot of conjunction, when exocoel fixed plate is installed on contact connecting plate side, the lucky position of limiting component of two panels contact connecting plate
In the both sides of limiting slot.
Further, when exocoel fixed plate is arranged symmetrically in the both sides of contact connecting plate, its side has and can envelope
Contact connects the supporting surface of plate surface, and fixed compression spring contact is between supporting surface and contact connecting plate.
Further, the main shaft of high voltage load switch is equipped with the contact positioning for being used for positioning moving contact and lower moving contact
Part.
The beneficial effects of the utility model are:The utility model improves moving contact plate and connects two panels moving contact plate
The structure of contact connecting plate, using compression spring as double collet contact pressure source, fatigue resistance is strong, double collet contact socket
Position precompression is zero, can preferably control the opening size of double collet contact socket, ensures the reliability of socket and static contact,
Fault current can be efficiently used and improve contact pressure, have preferable electric power compensation effect, improve anti-loading ability.
Brief description of the drawings
Fig. 1 is the overall structure installation diagram of embodiment 1.
Fig. 2 is the schematic diagram that Fig. 1 conceals a piece of contact connecting plate, shows internal structure.
Fig. 3 is the moving contact plate of embodiment 1 from the schematic diagram of an angle.
Fig. 4 is the moving contact plate of embodiment 1 from the schematic diagram of another angle.
Fig. 5 is the schematic diagram of contact connecting plate.
Fig. 6 is the moving contact plate of embodiment 2 from the schematic diagram of an angle.
Fig. 7 is the moving contact plate of embodiment 2 from the schematic diagram of another angle.
Fig. 8 is that the double collet floating contact structure of the utility model is installed on the schematic diagram on high voltage load switch main shaft.
Fig. 9 is the schematic diagram of double collet contact in the prior art.
Figure label:1- main shafts, 2- contact locating pieces, 3- moving contact plates, 4- exocoel fixed plates, 5- fix compression spring, and 6- is double
Contact socket, the upper moving contacts of 7-, 8- lower moving contacts, 9- contact connecting plates, 31- clamping projections, 32- stationary planes, 33- limiting sections
Part, 34- compression spring holes, 35- compression spring positioning columns, 36- pressure spring slots, 41- limiting slots, 42- supporting surfaces.
Embodiment
The specific embodiment of the utility model is described in further details below in conjunction with attached drawing.
Embodiment 1, referring to the drawings 1-5,8.
A kind of double collet floating contact structure of high voltage load switch, including the two panels moving contact plate 3 being arranged symmetrically, move and touch
The both ends of head plate 3 are equipped with clamping projection 31, and two panels moving contact plate 3 is installed together by exocoel fixed plate 4, moving contact plate 3 with
Be equipped with fixed compression spring 5 between exocoel fixed plate 4, the both ends of moving contact plate 3 stretch out in exocoel that exocoel fixed plate 4 formed it
Outside, form double contact sockets 6, the clamping projection 31 in double contact sockets 6 can with to be arranged on high voltage load switch intrinsic quiet
Contact forms reliable electrical connection.
Specifically, in structure of contact terminal, the both ends of moving contact plate 3 are upper moving contact 7 and lower moving contact 8 respectively, upper dynamic tactile
It is contact connecting plate 9 between first 7 and lower moving contact 8, upper moving contact 7, lower moving contact 8 and contact connecting plate 9 connect together to be formed
Moving contact plate 3, exocoel fixed plate 4 are installed on the side of contact connecting plate 9.
Contact connecting plate 9 is equipped with the installation position of fixed compression spring 5, and in the present embodiment, installation position is compression spring hole 34, compression spring
Hole 34 is opened in 9 exterior face surface of contact connecting plate, and multiple compression spring holes 34 are connected by slotting, and fixed compression spring 5, which is installed on, to be touched
Between head connecting plate 9 and exocoel fixed plate 4, the contact connecting plate of two panels moving contact plate is made by the pressure of contact exocoel fixed plate
Fit closely together, when the close note of two panels contact connecting plate is combined, two on piece moving contacts 7 and two panels lower moving contact 8
Between there is certain spacing, this spacing is used to connect the intrinsic static contact of high voltage load switch.
In the present embodiment, stationary plane 32 can also be set on the contact surface of two panels contact connecting plate 4, touched when double collet floats
When header structure assembles, two stationary planes 32 fit closely together.
The side of contact connecting plate 3 is equipped with limiting component 33, and exocoel fixed plate 4 is equipped with what is coordinated with the limiting component 33
Limiting slot 41, when exocoel fixed plate 4 is installed on the side of contact connecting plate 3, the limiting component 33 of two panels contact connecting plate 3 is proper
It is located at the both sides of limiting slot 41 well.
When exocoel fixed plate 4 is arranged symmetrically in the both sides of contact connecting plate 3, its side is connected with that can envelope contact
The supporting surface 42 on 3 other surface of plate, fixed 5 contact of compression spring is between supporting surface 42 and contact connecting plate 3.
Embodiment 2, referring to the drawings 6-7.
In the present embodiment, the installation position of fixed compression spring is pressure spring slot 36, and the middle part of pressure spring slot 36 is equipped with compression spring positioning column
35, compression spring is set on compression spring positioning column 35, in the present embodiment, stationary plane is not provided with two pieces of contact connecting plates 3, two pieces are touched
Head connecting plate directly fits together, other embodiments of the present embodiment are same as Example 1.
As shown in figure 8, the double collet floating contact structure of the utility model is installed on the side in high voltage load switch main shaft 1
In shape cavity, the main shaft 1 of high voltage load switch is equipped with the contact locating piece 2 for being used for positioning moving contact and lower moving contact.
The structure of the utility model can improve contact pressure with fault current is efficiently used, and have preferable electronic force compensating
Effect, improves the anti-loading ability of high voltage load switch.
Claims (10)
1. a kind of double collet floating contact structure of high voltage load switch, which is installed on high voltage load
On the main shaft of switch, it is characterized in that, including the two panels moving contact plate being arranged symmetrically, the both ends of moving contact plate, which are equipped with, clamps projection,
Two panels moving contact plate is installed together by exocoel fixed plate, and fixed compression spring is equipped between moving contact plate and exocoel fixed plate, is moved
The both ends of contact plate are stretched out in outside the exocoel that exocoel fixed plate is formed, and form double contact sockets.
2. a kind of double collet floating contact structure of high voltage load switch according to claim 1, it is characterized in that, moving contact
The both ends of plate are upper moving contact and lower moving contact respectively, are contact connecting plate between upper moving contact and lower moving contact, upper moving contact,
Lower moving contact and contact connecting plate connect together to form moving contact plate, and exocoel fixed plate is installed on the side of contact connecting plate.
3. a kind of double collet floating contact structure of high voltage load switch according to claim 2, it is characterized in that, contact connects
Fishplate bar is equipped with the installation position of fixed compression spring, and fixed compression spring is installed between contact connecting plate and exocoel fixed plate, passes through contact
The pressure of exocoel fixed plate makes the contact connecting plate of two panels moving contact plate fit closely together.
4. a kind of double collet floating contact structure of high voltage load switch according to claim 3, it is characterized in that, work as two panels
When the close note of contact connecting plate is combined, there is certain spacing between two on piece moving contacts and two panels lower moving contact.
5. a kind of double collet floating contact structure of high voltage load switch according to claim 3, it is characterized in that, fixed pressure
The installation position of spring is compression spring hole, and compression spring hole is opened in contact connecting plate towards on the surface of exocoel fixed plate.
6. a kind of double collet floating contact structure of high voltage load switch according to claim 5, it is characterized in that, in two panels
Stationary plane is additionally provided with the contact surface of contact connecting plate.
7. a kind of double collet floating contact structure of high voltage load switch according to claim 5, it is characterized in that, in compression spring
Compression spring positioning column is additionally provided with the middle part of hole.
8. a kind of double collet floating contact structure of high voltage load switch according to claim 2, it is characterized in that, contact connects
The side of fishplate bar is equipped with limiting component, and exocoel fixed plate is equipped with the limiting slot coordinated with the limiting component, when exocoel fixed plate
During installed in contact connecting plate side, the limiting component of two panels contact connecting plate is located exactly at the both sides of limiting slot.
9. a kind of double collet floating contact structure of high voltage load switch according to claim 8, it is characterized in that, exocoel is solid
When fixed board is arranged symmetrically in the both sides of contact connecting plate, its side has the supporting surface that can envelope contact connection plate surface,
Fixed compression spring contact is between supporting surface and contact connecting plate.
10. a kind of double collet floating contact structure of high voltage load switch according to claim 1, it is characterized in that, high pressure
The main shaft of on-load switch is equipped with the contact locating piece for being used for positioning moving contact and lower moving contact.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721411697.7U CN207319985U (en) | 2017-10-29 | 2017-10-29 | A kind of double collet floating contact structure of high voltage load switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721411697.7U CN207319985U (en) | 2017-10-29 | 2017-10-29 | A kind of double collet floating contact structure of high voltage load switch |
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CN207319985U true CN207319985U (en) | 2018-05-04 |
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CN201721411697.7U Active CN207319985U (en) | 2017-10-29 | 2017-10-29 | A kind of double collet floating contact structure of high voltage load switch |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112117155A (en) * | 2020-08-14 | 2020-12-22 | 珠海沃顿电气有限公司 | Load switch convenient to dismouting |
CN114334524A (en) * | 2021-12-20 | 2022-04-12 | 华能国际电力江苏能源开发有限公司南京电厂 | 8PV type switching device |
-
2017
- 2017-10-29 CN CN201721411697.7U patent/CN207319985U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112117155A (en) * | 2020-08-14 | 2020-12-22 | 珠海沃顿电气有限公司 | Load switch convenient to dismouting |
CN114334524A (en) * | 2021-12-20 | 2022-04-12 | 华能国际电力江苏能源开发有限公司南京电厂 | 8PV type switching device |
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