CN214411036U - Direct-acting grounding switch for environment-friendly gas cabinet - Google Patents
Direct-acting grounding switch for environment-friendly gas cabinet Download PDFInfo
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- CN214411036U CN214411036U CN202120327700.7U CN202120327700U CN214411036U CN 214411036 U CN214411036 U CN 214411036U CN 202120327700 U CN202120327700 U CN 202120327700U CN 214411036 U CN214411036 U CN 214411036U
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- bevel gear
- main shaft
- bearing seat
- crank arm
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Abstract
The utility model discloses a gaseous cabinet of environmental protection is with direct action type earthing switch, its technical scheme is: the device comprises an operation main shaft, wherein installation limiting brackets are sleeved on two sides of the outside of the operation main shaft, a through groove is formed in one side of each of the installation limiting brackets on the two sides, the installation limiting brackets on the two sides are connected with the operation main shaft through bearings, and a transmission mechanism and a pushing mechanism are arranged on one side of each of the installation limiting brackets; drive mechanism includes first bearing frame, the fixed cover of first bearing frame is located the operation main shaft outside, the fixed transmission bevel gear that is equipped with in first bearing frame one side, the operation main shaft outside is located to transmission bevel gear cover, transmission bevel gear one side is equipped with and turns to the bevel gear, the beneficial effects of the utility model are that: the switch has the advantages of compact structure, small volume, low operation and maintenance cost, convenient combination, high closing function and high dynamic and thermal stability bearing capability, and can obviously reduce the investment of electric power facilities.
Description
Technical Field
The utility model relates to an earthing switch technical field, concretely relates to environmental protection gas cabinet is with direct action type earthing switch.
Background
The grounding switch is key equipment in power supply and distribution industry, and has dynamic and thermal stability bearing capacity and closing capacity on the premise of meeting the normal grounding protection function, so that the accident rate of field operation maintenance workers can be greatly reduced, the life safety of the field operation workers can be protected, the adoption of the direct-acting grounding switch ensures the safety of the workers in the maintenance process, and medium-voltage switch equipment is continuously developed towards safe, reliable, intelligent, environment-friendly and miniaturized directions, so that the high performance and high reliability of the grounding switch have profound significance for the development of the power industry.
The prior art has the following defects: the existing power system grounding switch has the problems of weak performance, poor safety and reliability, large occupied space, certain economic loss brought to the nation and power users due to the increase of manufacturing cost and operation and maintenance cost, and the like.
Therefore, it is necessary to provide a direct-acting grounding switch for an environmental gas cabinet.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a gaseous cabinet of environmental protection is with direct action formula earthing switch drives the ground connection moving contact removal of the gaseous cabinet of environmental protection and switches on with the ground connection static contact through drive mechanism and pushing mechanism to solve that the performance is weak, safe and reliable performance is poor, occupation space is big, and manufacturing cost and operation maintenance cost's increase brings certain economic loss's problem for country and power consumption user.
In order to achieve the above object, the present invention provides the following technical solutions: a direct-acting type grounding switch for an environment-friendly gas cabinet comprises an operation main shaft, wherein installation limiting brackets are sleeved on two sides of the outside of the operation main shaft, through grooves are formed in one sides of the installation limiting brackets on the two sides, the installation limiting brackets on the two sides are connected with the operation main shaft through bearings, and a transmission mechanism and a pushing mechanism are arranged on one side of each installation limiting bracket;
the transmission mechanism comprises a first bearing seat, the fixed sleeve of the first bearing seat is arranged outside the operation main shaft, one side of the first bearing seat is fixedly provided with a transmission bevel gear, the transmission bevel gear is sleeved outside the operation main shaft, one side of the transmission bevel gear is provided with a steering bevel gear, the transmission bevel gear is meshed with the steering bevel gear, one side of the steering bevel gear is provided with a positioning bearing seat, the steering bevel gear is connected with the positioning bearing seat through a bearing, one side of the positioning bearing seat is fixedly connected with one of the installation limiting supports, one side of the transmission bevel gear is provided with a transmission crank arm, the transmission crank arm is sleeved outside the operation main shaft and is connected with the operation main shaft through a hinge, the other side of the transmission crank arm is connected with a first transmission rod, the first transmission rod penetrates through the transmission crank arm and is movably connected with the transmission crank arm through a rotating shaft, one side of the first transmission rod is provided with a main spring, a second transmission rod is arranged on the other side of the main spring, an output crank arm is arranged at one end of the second transmission rod, the second transmission rod is connected with the output crank arm through a hinge, and the output crank arm is sleeved outside the operation main shaft;
pushing mechanism includes the push rod, the operation main shaft top is located to the push rod, the push rod runs through logical groove and slides in logical inslot side, push rod one side is equipped with a plurality of ground connection moving contacts, and is a plurality of ground connection moving contact one side is equipped with the locating plate, locating plate fixed embedding is located installation spacing support one side, locating plate one side is equipped with the ground connection guide board, a plurality of ground connection direction contacts of fixedly connected with between locating plate and the ground connection guide board, the ground connection moving contact runs through locating plate, ground connection direction contact and ground connection guide board respectively and slides inside the ground connection direction contact.
Preferably, a plurality of fixed rods are fixedly connected between the mounting limit brackets on two sides, and the mounting limit brackets on one side are provided with special-shaped grooves.
Preferably, one end of the first transmission rod extends into the profiled groove and is in contact with the side wall of the profiled groove.
Preferably, a square hole is formed in one side of the output crank arm, one end of the push rod penetrates through the square hole and is in contact with the side wall of the square hole, a second bearing seat is fixedly mounted on one side of the output crank arm, and the operation main shaft penetrates through the second bearing seat and is connected with the second bearing seat through a bearing.
Preferably, a steering shaft is arranged on one side of the positioning bearing seat, the steering shaft penetrates through the positioning bearing seat and is connected with the positioning bearing seat through a bearing, and one end of the steering shaft is fixedly connected with a steering bevel gear.
Preferably, the first transmission rod and the output crank arm are fixedly sleeved with spring seats, and two ends of the main spring are fixedly connected with the spring seats.
Preferably, the two sides of the grounding guide contact are both provided with positioning pins, and the positioning pins are respectively fixed with the positioning plate and the grounding guide plate through bolts.
Preferably, one side of each of the plurality of grounding moving contacts is provided with a grounding static contact.
The utility model has the advantages that:
1. the utility model discloses a drive mechanism and pushing mechanism's design is stretched extension through the main spring on the spring holder, and the main spring is by tensile energy storage, and rethread operation main shaft rotates and drives transmission connecting lever and rotate, makes transmission connecting lever drive push rod and ground connection moving contact removal, makes ground connection moving contact and ground connection static contact combined floodgate and separating brake, and switch structure is compact, small, the operation maintenance cost is low, the combination is convenient, there is obvious ground connection fracture.
2. The utility model discloses use the spacing support of installation as supporting the installation frame, be equipped with two bearing frames on the spacing support of installation, the bearing cooperation in operation main shaft and the bearing frame is fixed on the spacing support of installation, is assisted simultaneously and is supported with locating plate and ground connection guide board, has very strong dynamic thermal stability ability and closes the performance, and the switch can obviously reduce the electric power facility investment.
Drawings
FIG. 1 is a schematic structural diagram of a direct-acting grounding switch in an open state;
fig. 2 is a schematic structural diagram of a closing state of the direct-acting grounding switch;
FIG. 3 is a schematic diagram of a side view of a direct-acting grounding switch in a switching-off state;
FIG. 4 is a schematic diagram of a direct-acting grounding switch in a top view;
fig. 5 is a schematic view of a direct-acting grounding switch in a switching-off state.
In the figure: the device comprises an operation main shaft 1, a steering shaft 2, a steering bevel gear 3, a transmission bevel gear 4, a transmission crank arm 5, a first transmission rod 6, a mounting limit bracket 7, a main spring 8, an output crank arm 9, a push rod 10, a grounding moving contact 11, a grounding guide contact 12, a positioning plate 13, a grounding guide plate 14, a grounding fixed contact 15, a positioning bearing seat 16, a first bearing seat 17, a second bearing seat 18, a second transmission rod 19, a positioning pin 20, a fixing rod 21, a special-shaped groove 22 and a through groove 23.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
In an embodiment, referring to fig. 1-5, the utility model provides a direct-acting type earthing switch for an environmental protection gas cabinet, which comprises an operation spindle 1, wherein installation limiting brackets 7 are respectively sleeved on two outer sides of the operation spindle 1, through grooves 23 are respectively formed in one sides of the installation limiting brackets 7 on two sides, the installation limiting brackets 7 on two sides are respectively connected with the operation spindle 1 through bearings, and a transmission mechanism and a pushing mechanism are respectively arranged on one sides of the installation limiting brackets 7;
the transmission mechanism comprises a first bearing seat 17, the first bearing seat 17 is fixedly sleeved outside the operation main shaft 1, a transmission bevel gear 4 is fixedly arranged on one side of the first bearing seat 17, the transmission bevel gear 4 is sleeved outside the operation main shaft 1, a steering bevel gear 3 is arranged on one side of the transmission bevel gear 4, the transmission bevel gear 4 is meshed with the steering bevel gear 3, a positioning bearing seat 16 is arranged on one side of the steering bevel gear 3, the steering bevel gear 3 is connected with the positioning bearing seat 16 through a bearing, one side of the positioning bearing seat 16 is fixedly connected with one of the mounting limit supports 7, a transmission crank arm 5 is arranged on one side of the transmission bevel gear 4, the transmission crank arm 5 is sleeved outside the operation main shaft 1 and is connected with the operation main shaft 1 through a hinge, the other side of the transmission crank arm 5 is connected with a first transmission rod 6, and the first transmission rod 6 penetrates through the transmission crank arm 5 and is movably connected with the transmission crank arm 5 through a rotating shaft, a main spring 8 is arranged on one side of the first transmission rod 6, a second transmission rod 19 is arranged on the other side of the main spring 8, an output crank arm 9 is arranged at one end of the second transmission rod 19, the second transmission rod 19 is connected with the output crank arm 9 through a hinge, and the output crank arm 9 is sleeved outside the operation spindle 1;
pushing mechanism includes push rod 10, 1 top of operation main shaft is located to push rod 10, push rod 10 runs through logical groove 23 and slides in logical groove 23 inboard, push rod 10 one side is equipped with a plurality of ground contact 11, and is a plurality of ground contact 11 one side is equipped with locating plate 13, locating plate 13 is fixed to be inlayed and is located installation spacing support 7 one side, locating plate 13 one side is equipped with ground connection guide board 14, a plurality of ground connection direction contacts 12 of fixedly connected with between locating plate 13 and the ground connection guide board 14, ground contact 11 runs through locating plate 13, ground connection direction contact 12 and ground connection guide board 14 respectively and slides inside ground connection direction contact 12, and installation spacing support 7 has the effect of supporting operation main shaft 1, turns to bevel gear 3 and can drive operation main shaft 1 rotation with transmission bevel gear 4 combined use.
Further, both sides a plurality of dead levers 21 of fixedly connected with between the spacing support 7 of installation, both sides dysmorphism groove 22 has all been seted up to spacing support 7 one side of installation, and dead lever 21 has the fixed action, and dysmorphism groove 22 makes things convenient for first drive rod 6 to slide.
Further, one end of the first transmission rod 6 extends into the special-shaped groove 22 and is in contact with the side wall of the special-shaped groove 22, and the first transmission rod 6 and the special-shaped groove 22 are combined to facilitate the rotation of the transmission crank arm 5.
Furthermore, a square hole is formed in one side of the output crank arm 9, one end of the push rod 10 penetrates through the square hole and contacts with the side wall of the square hole, a second bearing seat 18 is fixedly mounted on one side of the output crank arm 9, the operation main shaft 1 penetrates through the second bearing seat 18 and is connected with the second bearing seat 18 through a bearing, and the square hole can push the push rod 10 to rotate.
Furthermore, a steering shaft 2 is arranged on one side of the positioning bearing block 16, the steering shaft 2 penetrates through the positioning bearing block 16 and is connected with the positioning bearing block 16 through a bearing, one end of the steering shaft 2 is fixedly connected with a steering bevel gear 3, and the steering shaft 2 can drive the steering bevel gear 3 to rotate through rotation.
Further, the first transmission rod 6 and the output crank arm 9 are fixedly sleeved with spring seats, two ends of the main spring 8 are fixedly connected with the spring seats, and the main spring 8 has a stretching effect.
Further, both sides of the grounding guide contact 12 are provided with positioning pins 20, the positioning pins 20 are fixed with the positioning plate 13 and the grounding guide plate 14 through bolts, and the positioning pins 20 have a fixing effect.
Furthermore, a grounding fixed contact 15 is arranged on one side of each of the grounding moving contacts 11, and the contact between the grounding moving contacts 11 and the grounding fixed contact 15 is a closing state.
The utility model discloses a use as follows: when the utility model is used, the direct-acting earthing switch for the environmental-friendly gas cabinet takes the installation limiting bracket 7 as a supporting installation frame, two bearing seats are arranged on the installation limiting bracket 7, the operation main shaft 1 is matched with the bearings in the bearing seats and fixed on the installation limiting bracket 7, the installation limiting bracket 7 is also provided with the positioning bearing seat 16, the steering shaft 2 is connected with the bearings in the positioning bearing seat 16 and is installed on the installation limiting bracket 7, when the direct-acting earthing switch for the environmental-friendly gas cabinet is in a brake separating position (as shown in figure 5, the included angle between the transmission connecting lever 5 and the output connecting lever 9 is defined as a positive angle), the steering shaft 2 is driven to rotate clockwise by an external operation mechanism, the steering shaft 2 rotates to drive the steering bevel gear 3 to rotate, the steering bevel gear 3 rotates to drive the transmission bevel gear 4 matched with the steering bevel gear 3 to rotate, the transmission bevel gear 4 rotates to drive the operation main shaft 1 fixedly matched with the transmission bevel gear to rotate, the transmission connecting lever 5 on the operation main shaft 1 rotates along with the operation main shaft 1, the transmission connecting lever 5 drives the first transmission lever 6 to rotate, the first transmission lever 6 slides in the special-shaped groove 22, the first transmission lever 6 rotates to drive the spring seat to rotate, the spring seat rotates to drive the main spring 8 on the spring seat to be stretched and extended, when the transmission connecting lever 5 rotates by 110 degrees, the main spring 8 is stretched and stored with energy, meanwhile, when the included angle between the transmission connecting lever 5 and the output connecting lever 9 is minus 160 degrees, the output connecting lever 9 rotates, the long hole of the output connecting lever 9 pushes one end of the push rod 10, the push rod 10 slides in the through groove 23 on the mounting limiting bracket 7 and drives the grounding moving contact 11 to move, so that the grounding moving contact 11 slides in the grounding guide contact 12 until the grounding moving contact 11 is matched with the grounding static contact 15, the closing operation is completed, the closing of the direct-acting grounding switch for the environmental-friendly gas cabinet is completed, when the direct-acting grounding switch for the environmental-friendly gas cabinet is in the opening position (the position shown in figure 5, is defined as: an included angle between the transmission connecting lever 5 and the output connecting lever 9 is a positive angle), an external operating mechanism drives the steering shaft 2 to rotate anticlockwise, the steering shaft 2 rotates to drive the steering bevel gear 3 to rotate, the steering bevel gear 3 rotates to drive the transmission bevel gear 4 matched with the steering bevel gear to rotate, the transmission bevel gear 4 rotates to drive the operation main shaft 1 fixedly matched with the transmission bevel gear to rotate, the transmission connecting lever 5 on the operation main shaft 1 rotates along with the operation main shaft 1, the transmission connecting lever 5 drives the first transmission rod 6 to rotate, the first transmission rod 6 slides in the special-shaped groove 22, the first transmission rod 6 rotates to drive the spring seat to rotate, the spring seat rotates to drive the main spring 8 on the spring seat to stretch and extend, when the transmission connecting lever 5 rotates by 110 degrees, the main spring is stretched and stored with energy, and when the included angle between the transmission connecting lever 5 and the output connecting lever 9 is a positive 160 degrees, the output connecting lever 5 rotates, and the long hole of the output connecting lever 9 pushes the push rod 10 to move, the push rod 10 moves to drive the grounding moving contact 11 to move, the grounding moving contact 11 moves to slide backwards along the grounding guide contact 12 until the grounding moving contact 11 is separated from the grounding fixed contact 15, and the opening operation is completed, and at the moment, the opening of the environment-friendly gas cabinet is completed by the direct-acting grounding switch.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (8)
1. The utility model provides a gaseous cabinet of environmental protection is with direct action formula earthing switch, includes operation main shaft (1), its characterized in that: mounting limit brackets (7) are sleeved on two outer sides of the operating main shaft (1), a through groove (23) is formed in one side of each mounting limit bracket (7) on two sides, the mounting limit brackets (7) on two sides are connected with the operating main shaft (1) through bearings, and a transmission mechanism and a pushing mechanism are arranged on one side of each mounting limit bracket (7) respectively;
the transmission mechanism comprises a first bearing seat (17), the first bearing seat (17) is fixedly sleeved outside the operation main shaft (1), a transmission bevel gear (4) is fixedly arranged on one side of the first bearing seat (17), the transmission bevel gear (4) is sleeved outside the operation main shaft (1), a steering bevel gear (3) is arranged on one side of the transmission bevel gear (4), the transmission bevel gear (4) is meshed with the steering bevel gear (3), a positioning bearing seat (16) is arranged on one side of the steering bevel gear (3), the steering bevel gear (3) is connected with the positioning bearing seat (16) through a bearing, one side of the positioning bearing seat (16) is fixedly connected with one of the installation limiting supports (7), a transmission crank arm (5) is arranged on one side of the transmission bevel gear (4), and the transmission crank arm (5) is sleeved outside the operation main shaft (1) and is connected with the operation main shaft (1) through a hinge, the other side of the transmission crank arm (5) is connected with a first transmission rod (6), the first transmission rod (6) penetrates through the transmission crank arm (5) and is movably connected with the transmission crank arm (5) through a rotating shaft, one side of the first transmission rod (6) is provided with a main spring (8), the other side of the main spring (8) is provided with a second transmission rod (19), one end of the second transmission rod (19) is provided with an output crank arm (9), the second transmission rod (19) is connected with the output crank arm (9) through a hinge, and the output crank arm (9) is sleeved outside the operation main shaft (1);
pushing mechanism includes push rod (10), operation main shaft (1) top is located in push rod (10), push rod (10) run through logical groove (23) and slide in logical groove (23) inboard, push rod (10) one side is equipped with a plurality of ground connection moving contact (11), and is a plurality of ground connection moving contact (11) one side is equipped with locating plate (13), locating plate (13) fixed embedding is located installation spacing support (7) one side, locating plate (13) one side is equipped with ground connection guide board (14), a plurality of ground connection direction contacts (12) of fixedly connected with between locating plate (13) and ground connection guide board (14), ground connection moving contact (11) run through locating plate (13), ground connection direction contact (12) and ground connection guide board (14) respectively and slide in ground connection direction contact (12) inside.
2. The direct-acting grounding switch for an environmentally-friendly gas cabinet as claimed in claim 1, wherein: both sides a plurality of dead levers (21) of fixedly connected with between spacing support of installation (7), both sides dysmorphism groove (22) have all been seted up to spacing support of installation (7) one side.
3. The direct-acting grounding switch for environmental gas cabinet as claimed in claim 2, wherein: one end of the first transmission rod (6) extends into the special-shaped groove (22) and is in contact with the side wall of the special-shaped groove (22).
4. The direct-acting grounding switch for an environmentally-friendly gas cabinet as claimed in claim 1, wherein: a square hole is formed in one side of the output crank arm (9), one end of the push rod (10) penetrates through the square hole and is in contact with the side wall of the square hole, a second bearing seat (18) is fixedly mounted on one side of the output crank arm (9), and the operation main shaft (1) penetrates through the second bearing seat (18) and is connected with the second bearing seat (18) through a bearing.
5. The direct-acting grounding switch for an environmentally-friendly gas cabinet as claimed in claim 1, wherein: and a steering shaft (2) is arranged on one side of the positioning bearing seat (16), the steering shaft (2) penetrates through the positioning bearing seat (16) and is connected with the positioning bearing seat (16) through a bearing, and one end of the steering shaft (2) is fixedly connected with a steering bevel gear (3).
6. The direct-acting grounding switch for an environmentally-friendly gas cabinet as claimed in claim 1, wherein: the first transmission rod (6) and the output crank arm (9) are fixedly sleeved with spring seats, and two ends of the main spring (8) are fixedly connected with the spring seats.
7. The direct-acting grounding switch for an environmentally-friendly gas cabinet as claimed in claim 1, wherein: and positioning pins (20) are arranged on two sides of the grounding guide contact (12), and the positioning pins (20) are fixed with the positioning plate (13) and the grounding guide plate (14) through bolts respectively.
8. The direct-acting grounding switch for an environmentally-friendly gas cabinet as claimed in claim 1, wherein: and one side of each grounding moving contact (11) is provided with a grounding static contact (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120327700.7U CN214411036U (en) | 2021-02-05 | 2021-02-05 | Direct-acting grounding switch for environment-friendly gas cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120327700.7U CN214411036U (en) | 2021-02-05 | 2021-02-05 | Direct-acting grounding switch for environment-friendly gas cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214411036U true CN214411036U (en) | 2021-10-15 |
Family
ID=78024339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120327700.7U Active CN214411036U (en) | 2021-02-05 | 2021-02-05 | Direct-acting grounding switch for environment-friendly gas cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214411036U (en) |
-
2021
- 2021-02-05 CN CN202120327700.7U patent/CN214411036U/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: A direct acting grounding switch for environmentally friendly gas cabinets Effective date of registration: 20230927 Granted publication date: 20211015 Pledgee: Zhejiang Commercial Bank Co.,Ltd. Wenzhou Longwan sub branch Pledgor: WENZHOU CHANGTAI ELECTRIC Co.,Ltd. Registration number: Y2023330002201 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |