CN109755050B

CN109755050B - One-time and two-time fusion complete column switch

Info

Publication number: CN109755050B
Application number: CN201910167448.5A
Authority: CN
Inventors: 周建斌
Original assignee: Yueqing Chenyi Enterprise Information Consulting Co Ltd
Current assignee: ZHEJIANG HUOSHAN ELECTRICAL TECHNOLOGY CO.,LTD.
Priority date: 2019-02-26
Filing date: 2019-02-26
Publication date: 2020-02-04
Anticipated expiration: 2039-02-26
Also published as: CN109755050A

Abstract

The invention discloses a secondary fusion complete set of column switch, which comprises a box body and a supporting mechanism. The bottom of the box body is embedded with a supporting mechanism in a sliding way. The equal fixedly connected with support column in both sides of box and the top of box are connected with three ceramic bushing with deciding. One side of the box body is rotatably connected with a rotating handle, and the center position of the rotating handle is rotatably connected with an adjusting button. The bottom fixedly connected with of adjusting button rotates the rotating sleeve who is connected and rotates the inside slip of cover and has inlayed the trigger bar with the box inner wall. According to the invention, the induction coil generates forward current, so that the magnetism of the induction magnet is the same as that of one side of the permanent magnet, the permanent magnet is pushed, the induction coil obtains opposite current, the induction magnet generates magnetism opposite to that of the permanent magnet, and the connecting rod is attracted, so that opening and closing operations are more convenient and more convenient, and due to the limitation of the induction magnet, misoperation can be effectively prevented.

Description

One-time and two-time fusion complete column switch

Technical Field

The invention relates to the technical field of power transmission and distribution equipment, in particular to a primary and secondary integrated complete column switch.

Background

The pole-mounted switch is a switch used on a telegraph pole to guarantee the electricity utilization safety, and mainly plays a role in isolating high voltage of a circuit. The column switch on the market at present has various forms and different performances, and can be classified in the following six ways: 1. the method can be divided into 2 types of domestic products and imported products according to the producing countries; 2. the circuit breaker and the load switch can be divided according to the arc extinguishing capability of the contact; 3. oil insulation, air insulation and SF6 insulation can be classified according to the insulation medium; 4. the operation mechanism can be divided into an electromagnetic operation mechanism, a spring operation mechanism and a permanent magnet operation mechanism; 5. the functions of the controller can be divided into a breaker, a recloser and a sectionalizer; 6. the outgoing line sleeve can be divided into a porcelain sleeve, a silicon rubber sleeve and the like according to the material of the outgoing line sleeve.

However, the existing column switch still has the following disadvantages when in use; firstly, when the existing pole switch adopting the spring operating mechanism needs to perform manual opening and closing operation, the pole switch can only be manually pulled, which is not only labor-consuming but also not safe enough; secondly, the conventional column switch adopts a gas insulation mode to protect the device in the box body, but when internal gas is liquefied or leaked, fire easily occurs, and if no emergency treatment facility is arranged in the switch, serious consequences are easily caused; finally, the existing pole-mounted switch needs other personnel to assist in dragging and installing when being installed, so that the labor input is increased, and the installation personnel at the top of the pole-mounted switch have great potential safety hazards.

Disclosure of Invention

The invention aims to solve the problems related to the background technology and provides a primary-secondary fusion complete set of column switches.

In order to achieve the purpose, the invention adopts the following technical scheme:

a double-fusion complete set of column switch comprises a box body and a supporting mechanism. The bottom of the box body is embedded with a supporting mechanism in a sliding way. The equal fixedly connected with support column in both sides of box and the top fixedly connected with three ceramic bushing of box. One side of the box body is rotatably connected with a rotating handle, and the center position of the rotating handle is rotatably connected with an adjusting button. The bottom fixedly connected with of adjusting button rotates the rotating sleeve who is connected and rotates the inside slip of cover and has inlayed the trigger bar with the box inner wall. The inside of box is provided with the connecting rod. The top of the connecting rod is in transmission connection with a movable rod, and one end of the connecting rod is fixedly connected with a permanent magnet. One side fixedly connected with response magnet and the box of keeping away from the one side of response magnet that the box is close to the permanent magnet pass through first extension spring and connecting rod elastic connection. The top of the box body is fixedly connected with two plastic shells.

The support mechanism comprises a support rod. One end of the supporting rod is fixedly connected with a connecting rod, and the bottom of the supporting rod is fixedly connected with the bottom end of the connecting rod through an inclined supporting rod. One side of the connecting rod, which is far away from the box body, is rotatably connected with a buckle mechanism. The snap mechanism comprises a snap ring. The inside sliding connection of buckle has the cardboard.

As a further description of the above technical solution: the inside of the ceramic sleeve is connected with a movable rod in a sliding mode, and the bottom of the movable rod is in transmission connection with the connecting rod through a transmission rod.

As a further description of the above technical solution: the horizontal central line position of the trigger rod is connected with a first limiting block fixedly connected with the box body in a sliding mode through a key groove, and a second limiting block is fixedly connected to one end, far away from the key groove, of the top of the trigger rod. One end of the trigger rod, which is close to the second limiting block, is in transmission connection with the inner wall of the box body through a second extension spring. And a first conductive block and a second conductive block are arranged on two sides of the horizontal position of the rotating sleeve.

As a further description of the above technical solution: the two plastic shells are respectively filled with an aluminum sulfate solution and a sodium bicarbonate solution.

As a further description of the above technical solution: the inboard fixedly connected with plectrum of rotating the cover and one side of plectrum is the arc. One side of the shifting piece which is arc-shaped is connected with one side of the second limiting block in a sliding mode.

As a further description of the above technical solution: two sliding grooves are formed in the inner wall of the clamping ring, and the two sliding grooves are arranged in an inclined mode. The inside of two the equal sliding connection of spout has the slider. The slider is connected with the clamping plate in a transmission way through the connecting column. The longitudinal section of cardboard is C shape.

As a further description of the above technical solution: the induction magnet is connected with an induction coil in a winding mode, and the induction coil is electrically connected with the first conductive block and the second conductive block.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. in the invention, the bottom of the adjusting button is in transmission connection with the shifting piece, and the shifting piece is in sliding connection with the second limiting block. When the adjusting button is rotated, the poking piece pushes the position of the second limiting block, so that the trigger rod is in contact with the second conducting block, the induction coil is electrically connected with the induction coil, the induction coil generates forward current, the magnetism of the induction magnet and the magnetism of one side of the permanent magnet are the same, the permanent magnet is pushed, and the brake-separating operation is more convenient and labor-saving. When switch closing operation is required to be carried out, the adjusting button is rotated, the poking piece is enabled to lose the limitation on the second limiting block, under the action of the second extension spring, the trigger rod is in contact with the first conducting block, the induction coil obtains opposite current, and then the induction magnet generates magnetism opposite to the permanent magnet, the connecting rod is attracted, the switch closing operation can be carried out more conveniently, and due to the limitation of the induction magnet, the misoperation condition can be effectively prevented.

2. According to the invention, the clamp plate moves in the vertical direction inside the buckle ring, so that the outer buckle ring moves downwards under the action of gravity of the lifted pole switch in the installation process, and the distance between the tops of the sliding grooves is smaller than that between the bottoms of the sliding grooves, so that the clamping effect of the clamp plate on the telegraph pole is increased, the pole switch is prevented from falling off in the lifting process, the switch is not required to be continuously supported, the safety in the installation process of the switch is improved, the labor is saved, and the installation cost is reduced.

3. According to the invention, the plastic shell is additionally arranged in the column switch, and the aluminum sulfate solution and the sodium bicarbonate solution are additionally arranged in the plastic shell, so that when the plastic shell is damaged due to fire ignition, the two solutions are mixed, a large amount of carbon dioxide is generated due to double hydrolysis reaction between the two solutions, and under the action of the carbon dioxide, a fire source is inhibited, and the loss is reduced.

Drawings

FIG. 1 is a schematic diagram of a switch on a column set for a two-shot fusion according to the present invention;

FIG. 2 is a schematic view of the internal structure of a first and second fusion set of column switch cabinet according to the present invention;

FIG. 3 is a schematic diagram of a one-time and two-time fusion set of column switch triggering structures according to the present invention;

FIG. 4 is a cross-sectional view of a primary and secondary fusion set of column switch latching mechanisms of the present invention;

fig. 5 is a top view of a primary and secondary fusion set of column switch latching mechanisms of the present invention.

Illustration of the drawings: 1. a box body; 2. a support pillar; 3. rotating the handle; 4. an adjusting knob; 5. a ceramic bushing; 6. a support mechanism; 601. a support bar; 602. a connecting rod; 603. a diagonal brace; 7. a buckle mechanism; 701. a snap ring; 702. a chute; 703. a slider; 704. connecting columns; 705. clamping a plate; 8. an induction magnet; 9. an induction coil; 10. a plastic housing; 11. aluminum sulfate solution; 12. a movable rod; 13. sodium bicarbonate solution; 14. a transmission rod; 15. a connecting rod; 16. a first extension spring; 17. a first stopper; 18. a first conductive block; 1801. a second conductive block; 19. a trigger lever; 20. rotating the sleeve; 21. a second extension spring; 22. a second limiting block; 23. a shifting sheet; 24. and a permanent magnet.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a double-fusion switch set on a column includes a box body 1 and a support mechanism 6. The bottom of the box body 1 is embedded with a supporting mechanism 6 in a sliding way. The equal fixedly connected with support column 2 in both sides of box 1 and the top fixedly connected with three ceramic bushing 5 of box 1. One side of the box body 1 is rotatably connected with a rotating handle 3. Rotate the both ends of 3 all welded the ring and rotate the central point department of 3 and rotate and be connected with adjusting knob 4. The rotating handle 3 and the adjusting knob 4 rotate independently. The bottom of the adjusting button 4 is fixedly connected with a rotating sleeve 20 which is rotatably connected with the inner wall of the box body 1. The horizontal position of the rotating sleeve 20 is provided with a movable groove which is wider than the width of the trigger rod 19, and the trigger rod 19 is embedded in the rotating sleeve 20 in a sliding manner. The horizontal central line of the trigger rod 19 is slidably connected with a first limit block 17 fixedly connected with the box body 1 through a key slot. First stopper 17 overlooks and personally submits the rectangle form, restricts the one end fixedly connected with second stopper 22 that the trip lever 19 can only carry out the removal of horizontal direction and the keyway is kept away from at trip lever 19 top through the effect of first stopper 17. One side of the second stopper 22 is an arc-shaped structure. One end of the trigger rod 19 close to the second limiting block 22 is in transmission connection with the inner wall of the box body 1 through a second extension spring 21. A first conductive block 18 and a second conductive block 1801 are disposed on two sides of the horizontal position of the rotating sleeve 20, and the induction coil 9 is electrically connected with the first conductive block 18 and the second conductive block 1801. When not subjected to an external force, the second extension spring 21 pulls the trigger rod 19 to one side of the first conductive block 18, and brings the trigger rod 19 into contact with the first conductive block 18. The inner side of the rotating sleeve 20 is fixedly connected with a shifting sheet 23, and one side of the shifting sheet 23 is arc-shaped. One side of the shifting piece 23 in the shape of an arc is slidably connected with one side of the second limiting block 22. When the rotating sleeve 20 rotates around the central point, the second stopper 22 is gradually pushed to the left by the pusher 23, and the other end of the trigger rod 19 contacts the second conductive piece 1801 at the terminal point. A connecting rod 15 is arranged in the box body 1, and the top of the connecting rod 15 is connected with a movable rod 12 in a transmission way. One end of the link 15 is fixedly connected with a permanent magnet 24. The inner parts of the ceramic sleeves 5 are all connected with movable rods 12 in a sliding way, and the bottoms of the movable rods 12 are in transmission connection with connecting rods 15 through transmission rods 14. The motion mode and the direction of the three movable rods 12 are synchronized through the action of the connecting rods 15. One side of the box body 1 close to the permanent magnet 24 is fixedly connected with an induction magnet 8. One side that induction magnet 8 was kept away from to the round trip has induction coil 9 and box 1 on induction magnet 8 is through first extension spring 16 and connecting rod 15 elastic connection, through the current direction that changes induction coil 9 for magnetism on the induction magnet 8 is different, thereby makes induction magnet 8 attract or push permanent magnet 24, makes more laborsaving when rotating rotation 3, the operation of the switch divide-shut brake of being convenient for.

Referring to fig. 2, two plastic shells 10 are fixedly connected to the top of the box body 1. Aluminum sulfate solution 11 and sodium bicarbonate solution 13 are contained in the inside of two plastic housing 10 respectively, utilize aluminum sulfate solution 11 can not dissolve plastics production corroded characteristic and plastic housing 10 after receiving the burning of fire for inside aluminum sulfate solution 11 and sodium bicarbonate solution 13 flow out, carry out mutual fusion, take place double hydrolysis reaction, generate a large amount of carbon dioxide gas, because carbon dioxide gas has the fire resistance, can restrain the burning source promptly, extinguish the fire.

Referring to fig. 1, 4 and 5, the supporting mechanism 6 includes a supporting rod 601. One end of the support rod 601 is welded with a connecting rod 602. The middle point of the connecting rod 602 is welded to the support rod 601, and the bottom of the support rod 601 is fixedly connected to the bottom end of the connecting rod 602 through the diagonal brace 603. One side of the connecting rod 602 away from the box body 1 is rotatably connected with a buckling mechanism 7. The catch mechanism 7 includes a catch ring 701. The snap ring 701 is two C-shaped structures with one end rotatably connected by a hinge and the other end screwed by a bolt. A snap plate 705 is slidably attached to the inside of the snap ring 701. The card 705 is C-shaped in longitudinal section. Two sliding grooves 702 are formed in the inner wall of the snap ring 701, and the two sliding grooves 702 are both arranged in an inclined manner. The distance between the tops of the longitudinal sections of the two sliding grooves 702 is smaller than that between the bottoms of the two sliding grooves 702, and the sliding blocks 703 are connected inside the two sliding grooves 702 in a sliding manner. The sliding block 703 is connected with the clamping plates 705 in a transmission way through the connecting column 704, and the sliding block 703 slides inside the sliding groove 702, so that the distance between the two clamping plates 705 can be changed.

The working principle is as follows: when the utility model is used, the bolt at one end of the snap ring 701 is screwed down, so that the snap ring 701 can rotate around the hinge at the other end, the snap ring 701 is sleeved at the bottom of the telegraph pole, the bolt is screwed up, then the support mechanism 6 is lifted upwards, after the support mechanism is lifted for a certain distance, the support force for the support mechanism 6 is removed, due to the gravity action of the switch at the top of the support rod 601, the snap ring 701 is pulled downwards, the internal snap plate 705 and the snap ring 701 are connected in a relative sliding manner, due to the friction action of the snap plate 705, the sliding block 703 welded at one side of the snap plate 705 slides in the sliding groove 702, due to the small distance between the sliding grooves 702 at the top, when the sliding block 703 slides to the top, the friction force of the snap plate on the telegraph pole is increased, the switch is prevented from dropping off, at the moment, the bolt is screwed, the distance between the snap rings 701 is, repeated operation, until reaching appointed position, because the effect of buckle self structure for save manpower resources and through the mode of progressively lifting when installing, make the installation of column switch more convenient safety. When the switch is required to be opened, the adjusting button 4 is rotated, the shifting piece 23 connected with the adjusting button 4 in a transmission mode pushes the position of the second limiting block 22, the trigger rod 19 is moved in the horizontal direction, finally the left end of the trigger rod 19 is in contact with the second conducting block 1801, the induction coil 9 is connected, forward current is generated, the induction magnet 8 generates magnetism the same as the magnetic poles on one side of the permanent magnet 24, the connecting rod 15 is pushed and pushed due to the principle that like poles repel each other, and when subsequent manual rotation is conducted to rotate the operation of the connecting rod 3, smaller strength can be used for operation, and the safety of high-altitude operation is improved. When the closing operation of switch is carried out to needs, adjust knob 4 rotates, make plectrum 23 on adjust knob 4 lose the effect to second stopper 22, because the effect of second extension spring 21, make the trigger bar 19 move and laminate with first conducting block 18 to one side of first conducting block 18, electric connection induction coil 9, make induction coil 9's electric current reverse, thereby make induction magnet 8's magnetism opposite with the magnetism of permanent magnet 24 one side, make induction magnet 8 attract the effect to connecting rod 15, thereby make more convenient laborsaving when carrying out the closing operation of switch, hoisting device's security. When the inside conflagration that takes place of box 1, the heat of fire melts plastic housing 10 for inside aluminum sulfate solution 11 and 13 effluviums of sodium bicarbonate solution flow out and fuse, owing to take place two hydrolysis reaction, produce a large amount of carbon dioxide, restrain the burning things which may cause a fire disaster, fall to the minimum with the harm that the conflagration brought.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A secondary fuses complete set column switch, including box (1) and supporting mechanism (6), its characterized in that: supporting mechanism (6) have been inlayed to the bottom cunning of box (1), the equal fixedly connected with support column (2) in both sides of box (1) and three ceramic bushing (5) of top fixedly connected with of box (1), one side of box (1) is rotated and is connected with the rotation and rotate central point department of putting (3) and rotate and be connected with adjusting knob (4), the bottom fixedly connected with of adjusting knob (4) rotates the rotation cover (20) of being connected with box (1) inner wall and rotates and the inside cunning of rotating cover (20) has embedded trigger bar (19), the inside of box (1) is provided with connecting rod (15), the top transmission of connecting rod (15) is connected with the one end fixedly connected with permanent magnet (24) of movable rod (12) and connecting rod (15), one side that box (1) are close to one side fixedly connected with response magnet (8) of permanent magnet (24) and box (1) and keep away from response magnet (8) is through first extension spring (16) and box (1) The connecting rods (15) are elastically connected, and the top of the box body (1) is fixedly connected with two plastic shells (10);

the supporting mechanism (6) comprises a supporting rod (601), one end of the supporting rod (601) is fixedly connected with a connecting rod (602), the bottom of the supporting rod (601) is fixedly connected with the bottom end of the connecting rod (602) through an inclined supporting rod (603), one side, far away from the box body (1), of the connecting rod (602) is rotatably connected with a buckling mechanism (7), the buckling mechanism (7) comprises a buckling ring (701), and a buckling plate (705) is slidably connected inside the buckling ring (701);

rotate the horizontal position both sides of cover (20) and be provided with first conducting block (18) and second conducting block (1801), the wire-wound is gone up in response magnet (8) and is had induction coil (9) and first conducting block (18) and second conducting block (1801) electric connection, the one end fixedly connected with second stopper (22) of keyway are kept away from at trigger lever (19) top, one end that trigger lever (19) are close to second stopper (22) is passed through second extension spring (21) and is connected with the inner wall transmission of box (1), the inboard fixedly connected with plectrum (23) of rotating cover (20) and one side of plectrum (23) are the arc, plectrum (23) are one side sliding connection of curved one side and second stopper (22).

2. The switch-on-post set of secondary fusion according to claim 1, wherein: the interior of the ceramic sleeve (5) is connected with a movable rod (12) in a sliding mode, and the bottom of the movable rod (12) is in transmission connection with a connecting rod (15) through a transmission rod (14).

3. The switch-on-post set of secondary fusion according to claim 1, wherein: the horizontal central line position of the trigger rod (19) is connected with a first limit block (17) fixedly connected with the box body (1) in a sliding mode through a key groove formed in the horizontal central line position.

4. The switch-on-post set of secondary fusion according to claim 1, wherein: the two plastic shells (10) are respectively filled with an aluminum sulfate solution (11) and a sodium bicarbonate solution (13).

5. The switch-on-post set of secondary fusion according to claim 1, wherein: two sliding grooves (702) are formed in the inner wall of the clamping ring (701), the two sliding grooves (702) are arranged in an inclined mode, sliding blocks (703) are connected to the inner portions of the two sliding grooves (702) in a sliding mode, the sliding blocks (703) are in transmission connection with a clamping plate (705) through connecting columns (704), and the longitudinal section of the clamping plate (705) is C-shaped.