CN215770969U - Novel isolation load switch - Google Patents
Novel isolation load switch Download PDFInfo
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- CN215770969U CN215770969U CN202121901357.9U CN202121901357U CN215770969U CN 215770969 U CN215770969 U CN 215770969U CN 202121901357 U CN202121901357 U CN 202121901357U CN 215770969 U CN215770969 U CN 215770969U
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- seat
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Abstract
The utility model discloses a novel isolation load switch, which comprises a positioning plate, wherein a connecting seat is fixedly connected to one side of the positioning plate opposite to the left end of the positioning plate, a plurality of lower static contact seats are arranged on the connecting seat, a mounting plate is fixedly connected to one side of the positioning plate opposite to the right end of the positioning plate, a mounting column is arranged on the inner wall of the left side of the mounting plate, a plurality of grounding contact seats are arranged on the mounting column, a moving blade transmission shaft is movably arranged on the lower side of the mounting column, a moving blade transmission crank arm is movably arranged on the moving blade transmission shaft, a connecting rod is movably arranged on the left side of the moving blade transmission crank arm, a contact blade is movably arranged at the upper end of the connecting rod, an upper shell is arranged at the outer end of the upper side of the positioning plate through a fixing screw, an upper connecting seat is fixedly connected to the inner side of the upper shell, a plurality of upper static contact seats are arranged on the upper connecting seat, the device is accurate and reliable in switching-on the basis of maintaining accuracy and reliability, the whole structure is simple, the cost is low, the use is convenient, and the practicability is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of isolation load switches, and particularly relates to a novel isolation load switch.
Background
The load isolating switch is a device for isolating a power failure part from a charged part and causing an obvious disconnection point to isolate fault equipment or perform power failure maintenance, is widely applied to power distribution systems and automation systems in the industries of buildings, electric power, petrochemical industry and other industries, has a modular design structure, has flexible and various combinability, adopts glass fiber reinforced unsaturated polyester resin to manufacture a shell, has very high dielectric property, protective capability and reliable operation safety, adopts an accelerating mechanism of spring energy storage and instantaneous release as an operating mechanism, has an instantaneous connection and disconnection double-breakpoint contact structure, is irrelevant to the speed of an operating handle, and greatly improves various electrical properties and mechanical properties.
The whole structure of present isolation load switch is complicated, and the operation is big, and isolation fracture is little scheduling problem, and holistic cost is with high costs moreover, and holistic stability and flexibility are poor, have consequently provided a novel isolation load switch and have solved above problem.
Disclosure of Invention
The utility model aims to: in order to solve the problems proposed above, a novel isolation load switch is provided. The novel isolating load switch has the characteristics of small volume, low cost, large fracture, high on-off performance and the like.
The technical scheme adopted by the utility model is as follows: the utility model provides a novel isolation load switch, includes the locating plate, its the relative one side fixedly connected with connecting seat in left end of locating plate, be provided with a plurality of lower stationary contact seats on the connecting seat, the relative one side fixedly connected with mounting panel of right-hand member of locating plate, be provided with the erection column on the left side inner wall of mounting panel, it touches the seat to be provided with a plurality of ground connections on the erection column, erection column downside movable mounting has moves the sword transmission shaft, it has the sword transmission turning arm to move the activity on the sword transmission shaft, the left side movable mounting who moves sword transmission turning arm has the connecting rod, the upper end movable mounting of connecting rod has the contact blade, the upside outer end of locating plate installs the casing through fixed screw, go up the inboard fixedly connected with of casing and go up the connecting seat, go up and be provided with a plurality of stationary contact seats on the connecting seat.
In a preferred embodiment, the connecting rod is made of an insulating material, and the positioning plate is L-shaped.
In a preferred embodiment, the left lower end of the touch blade is movably mounted on a movable shaft arranged on one side of the lower static contact seat.
In a preferred embodiment, the rotation angle of the contact blade is ± 52 °, and the lower stationary contact seat, the grounding contact seat and the upper stationary contact seat are the same as the number of the contact blades.
In a preferred embodiment, the initial position of the contact blade is at an angle of 45 degrees with the horizontal plane of the lower end of the positioning plate, and the contact blade rotates counterclockwise by 52 degrees and contacts with the upper static contact seat.
In a preferred embodiment, the contact blade rotates clockwise by 52 degrees to contact with the grounding contact base, and the movable blade transmission shaft is connected with the coupling sleeve and the sealing shaft of the switch.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
1. in the utility model, the mechanism output torque is transmitted to the sealing shaft of the switch and the movable knife transmission shaft through the connecting sleeve, and then the movable knife transmission connecting lever and the connecting rod which are connected are driven by the movable knife transmission shaft to drive the contact blade to rotate by a rotating angle so as to realize the opening and closing and grounding of the switch.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a simplified side view overall schematic configuration of the present invention;
FIG. 3 is a schematic rear view of the overall configuration of the present invention;
fig. 4 is a schematic diagram showing a partial sectional structure of the contact blade according to the present invention when moving up and down.
The labels in the figure are: 1-a positioning plate, 2-an upper shell, 3-a contact blade, 4-a connecting rod, 5-a mounting plate, 6-a lower stationary contact base, 8-an upper stationary contact base, 9-a movable blade transmission crank arm, 10-a movable blade transmission shaft and 11-a grounding contact base.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1-4, a novel isolation load switch, including a positioning plate 1, a connecting seat is fixedly connected to one side opposite to the left end of the positioning plate 1, a plurality of lower stationary contact seats 6 are provided on the connecting seat, a mounting plate 5 is fixedly connected to one side opposite to the right end of the positioning plate 1, a mounting post is provided on the left inner wall of the mounting plate 5, a plurality of ground contact seats 11 are provided on the mounting post, a movable knife transmission shaft 10 is movably mounted at the lower side of the mounting post, a movable knife transmission crank arm 9 is movably mounted on the movable knife transmission shaft 10, a connecting rod 4 is movably mounted at the left side of the movable knife transmission crank arm 9, a contact knife blade 3 is movably mounted at the upper end of the connecting rod 4, an upper shell 2 is mounted at the outer end of the upper side of the positioning plate 1 through a fixed screw, an upper connecting seat is fixedly connected to the inner side of the upper shell 2, a plurality of upper stationary contact seats 8 are provided on the upper connecting seat, the device drives the movable knife transmission shaft 10 to rotate clockwise or counterclockwise by 52 degrees, the movable knife transmission shaft 10 drives the movable knife blade 3 to rotate anticlockwise or clockwise by 52 degrees through the movable knife transmission crank arm 9 and the connecting rod 4, and is connected with the grounding contact base 11 and the upper static contact base 8 through the movement of the movable knife blade 3, so that the switching operation is completed.
It should be noted that the whole connecting rod 4 is made of an insulating material, the whole positioning plate 1 is in an L shape, and the whole connecting rod 4 is made of an insulating material, so that current cannot be led into the connected movable knife transmission crank arm 9, and the whole safety is ensured.
It should be noted that the left lower end of the contact blade 3 is movably mounted on a movable shaft arranged on one side of the lower stationary contact 6, so that the connecting rod 4 moves to drive the contact blade 3 to rotate on the movable shaft, and the movable shaft guides the contact blade 3.
It should be noted that the rotation angle of the contact blade 3 is ± 52 °, the lower stationary contact 6, the grounding contact 11, the upper stationary contact 8 and the contact blade 3 are the same in number, and the operations of switching on and off and grounding can be completed by the contact of the rotation angle of the contact blade 3 with the grounding contact 11 and the upper stationary contact 8.
It should be noted that, an angle of 45 degrees is formed between the initial position of the contact blade 3 and the horizontal plane at the lower end of the positioning plate 1, the contact blade 3 rotates counterclockwise by 52 degrees and contacts with the upper stationary contact 8, and after the contact blade 3 rotates counterclockwise by 52 degrees and contacts with the upper stationary contact 8, the closing operation is completed.
It should be noted that, the contact blade 3 rotates clockwise 52 degrees to contact with the grounding contact base 11, the moving blade transmission shaft 10 is connected with the coupling sleeve and the sealing shaft of the switch, the mechanism output torque is transmitted to the sealing shaft of the switch and the moving blade transmission shaft 10 through the coupling sleeve, and then the moving blade transmission connecting lever 9 and the connecting rod 4 which are connected are driven by the moving blade transmission shaft 10 to drive the moving blade 3 to rotate by an angle to realize switching on and switching off of the switch.
The working principle is as follows: when the device is used, firstly, the output torque of the mechanism is transmitted to a sealing shaft of a switch and a movable cutter transmission shaft 10 through a coupling sleeve, and the movable cutter transmission shaft 10 is driven to rotate clockwise and anticlockwise at +/-39 degrees through a driving spring operating mechanism. The transmission shaft 10 drives the connected movable knife transmission connecting lever 9 and the connecting rod 4 to drive the movable knife blade 3 to rotate by 52 degrees through the driving mechanism and the movable knife transmission shaft 10, so as to realize switch-on and switch-off of the switch, when switch-on is required, the device drives the movable knife transmission shaft 10 to rotate by 52 degrees clockwise, the movable knife transmission shaft 10 drives the movable knife blade 3 to rotate by 50 degrees anticlockwise through the movable knife transmission connecting lever 9 and the connecting rod 4, the contact knife blade 3 reaches a switch-on position, the switch-on is completed, when switch-off is required after the switch-on, the mechanism drives the movable knife transmission shaft 10 to rotate by 52 degrees anticlockwise, the movable knife transmission shaft 10 drives the movable knife blade 3 to rotate by 52 degrees clockwise through the movable knife transmission connecting lever 9 and the connecting rod 4, the contact knife blade 3 reaches a switch-off position, the switch-off is completed, when grounding is required, the mechanism drives the movable knife transmission shaft 10 to rotate by 52 degrees anticlockwise, the movable knife transmission connecting rod 4 drives the movable knife blade 3 to rotate by 52 degrees clockwise, the contact blade 3 reaches the grounding position, the switch is grounded, after the grounding is completed, when the switch is required to be switched off, the mechanism drives the movable blade transmission shaft 10 to rotate clockwise by 52 degrees, the movable blade transmission shaft 10 drives the contact blade 3 to rotate anticlockwise by 52 degrees through the movable blade transmission connecting lever 9 and the connecting rod 4, the contact blade 3 reaches the switch-off position, the switch is switched off, and the whole structure is simple and convenient to use.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a novel isolation load switch, includes locating plate (1), its characterized in that: a connecting seat is fixedly connected to one side of the positioning plate (1) opposite to the left end, a plurality of lower stationary contact seats (6) are arranged on the connecting seat, a mounting plate (5) is fixedly connected to one side of the right end of the positioning plate (1) opposite to the right end, the inner wall of the left side of the mounting plate (5) is provided with a mounting column, the mounting column is provided with a plurality of grounding contact seats (11), a movable knife transmission shaft (10) is movably arranged at the lower side of the mounting column, a movable knife transmission crank arm (9) is movably arranged on the movable knife transmission shaft (10), a connecting rod (4) is movably arranged at the left side of the movable knife transmission crank arm (9), a contact blade (3) is movably arranged at the upper end of the connecting rod (4), an upper shell (2) is arranged at the outer end of the upper side of the positioning plate (1) through a fixing screw, the inner side of the upper shell (2) is fixedly connected with an upper connecting seat, and a plurality of upper static contact seats (8) are arranged on the upper connecting seat.
2. The novel isolated load switch of claim 1, wherein: the connecting rod (4) is integrally made of insulating materials, and the positioning plate (1) is L-shaped.
3. The novel isolated load switch of claim 1, wherein: the left lower end of the touch blade (3) is movably arranged on a movable shaft arranged on one side of the lower static touch seat (6).
4. The novel isolated load switch of claim 1, wherein: the rotation angle of the contact blade (3) is +/-52 degrees, and the lower static contact seat (6), the grounding contact seat (11) and the upper static contact seat (8) are the same as the contact blade (3) in number.
5. The novel isolated load switch of claim 1, wherein: the initial position of the touch blade (3) and the horizontal plane at the lower end of the positioning plate (1) form an angle of 45 degrees, and the touch blade (3) rotates anticlockwise for 52 degrees and is in contact with the upper static contact seat (8).
6. The novel isolated load switch of claim 1, wherein: the contact blade (3) rotates clockwise by 52 degrees and is contacted with the grounding contact base (11), and the movable blade transmission shaft (10) is connected with the coupling sleeve and the sealing shaft of the switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121901357.9U CN215770969U (en) | 2021-08-14 | 2021-08-14 | Novel isolation load switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121901357.9U CN215770969U (en) | 2021-08-14 | 2021-08-14 | Novel isolation load switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215770969U true CN215770969U (en) | 2022-02-08 |
Family
ID=80074558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121901357.9U Active CN215770969U (en) | 2021-08-14 | 2021-08-14 | Novel isolation load switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215770969U (en) |
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2021
- 2021-08-14 CN CN202121901357.9U patent/CN215770969U/en active Active
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