CN211182085U

CN211182085U - Outdoor insulation protection device of arc extinguishing chamber

Info

Publication number: CN211182085U
Application number: CN201922079088.1U
Authority: CN
Inventors: 赵海峰; 闫淼; 景红卫; 吕彪
Original assignee: Henan Pingzhi Electric Co ltd
Current assignee: Henan Pingzhi Electric Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-08-04
Anticipated expiration: 2029-11-27

Abstract

The utility model relates to the technical field of arc extinguish chamber protection equipment, in particular to an arc extinguish chamber external insulation protection device, which comprises an outer cylinder and a clamping mechanism, wherein the outer cylinder is cubic and is internally provided with a cylindrical cavity for placing an arc extinguish chamber along the length, the two opposite sides of the outer cylinder are provided with adjusting grooves, and the adjusting grooves are internally provided with mounting grooves for mounting the clamping mechanism; the both ends of urceolus are provided with the lid, and the lid connects with the urceolus soon through the connecting bearing of being connected with the enclosing cover, is connected with the inside lining through bullet shape pole in the enclosing cover, and the lid is connected so that it receives the spring action in order to prevent the transportation breakage through the inside lining with the both ends of explosion chamber on length direction.

Description

Outdoor insulation protection device of arc extinguishing chamber

Technical Field

The utility model relates to an explosion chamber protective apparatus technical field, concretely relates to outdoor insulation protection device of arc extinguishing chamber.

Background

An arc extinguishing chamber, also known as a vacuum switch tube, is a core component of a medium-high voltage power switch, has the main functions of rapidly extinguishing arc and inhibiting current after a medium-high voltage circuit is cut off a power supply through excellent vacuum insulation in the tube, avoids accidents and accidents, is mainly applied to a power transmission and distribution control system of electric power, and is also applied to power distribution systems of metallurgy, mines, petroleum, chemical industry, railways, broadcasting, communication, industrial high-frequency heating and the like. The device has the characteristics of energy conservation, material conservation, fire prevention, explosion prevention, small volume, long service life, low maintenance cost, reliable operation, no pollution and the like. The vacuum arc-extinguishing chamber is divided into an arc-extinguishing chamber for a circuit breaker and an arc-extinguishing chamber for a load switch from the aspect of use, the arc-extinguishing chamber for the circuit breaker is mainly used for transformer substations and power grid facilities in the power sector, and the arc-extinguishing chamber for the load switch is mainly used for end users of a power grid. Most of insulating shells of the existing arc extinguish chambers are ceramic shells, but the ceramic shells are easy to break, so that the arc extinguish chambers are easy to break in the transportation process, resource waste is caused, and great economic loss is caused for people.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a protection device of an arc extinguish chamber, which comprises an outer cylinder and a clamping mechanism, wherein the outer cylinder is cubic and is internally provided with a cylindrical cavity for placing the arc extinguish chamber along the length, two opposite sides of the outer cylinder are provided with adjusting grooves, the adjusting grooves are internally provided with mounting grooves for mounting the clamping mechanism, a clamping rod of the clamping mechanism is mounted in the mounting grooves through a pin shaft, and the pin shaft is connected with the groove walls of the mounting grooves through a spring and a universal ball bearing so as to realize the adjustment of deflection angles; the both ends of urceolus are provided with the lid, and the lid connects with the urceolus soon through the connecting bearing of being connected with the enclosing cover, is connected with the inside lining through bullet shape pole in the enclosing cover, and the lid is connected so that it receives the spring action in order to prevent the transportation breakage through the inside lining with the both ends of explosion chamber on length direction.

The utility model provides an arc extinguishing chamber external insulation protection device for solving the above problems, which comprises an outer cylinder and a clamping mechanism, wherein the outer cylinder is a hollow cylinder with two open ends, the outer wall of the outer cylinder is provided with two adjusting grooves, the two adjusting grooves are opposite in position, the bottom of each adjusting groove is provided with a mounting groove along the length direction of the outer cylinder, and a mounting hole for mounting the clamping mechanism is arranged on one side groove wall of the mounting groove; the clamping mechanism comprises two clamping rods, one end of each clamping rod, which is located in the outer barrel, is provided with an arc-shaped plate used for clamping the arc extinguish chamber, a pin shaft vertically penetrates through the rod body of each clamping rod, the pin shaft is connected with the clamping rods through a return spring, the tail end of the pin shaft is connected with a universal ball bearing, one end of the pin shaft is connected into the mounting hole through the universal ball bearing, the other end of the pin shaft is connected with the other side groove wall of the mounting groove through a spring, and covers are movably arranged at two ends of the.

As a further proposal of the outdoor insulation protection device of the arc extinguishing chamber, the outer cylinder is cubic and has a cylindrical inner cavity for placing the arc extinguishing chamber inside, and the outer cylinder has no regulating groove and has a taking and placing opening on one side.

As a further scheme of the outdoor insulation protection device of arc extinguishing chamber, the wire casing has been seted up to one side cell wall of adjustment tank and wire casing and urceolus lateral wall intercommunication, wears to be equipped with the brake cable in the wire casing, brake cable one end is located the end connection of adjustment tank with the clamping pole, and the other end setting is outside and be connected with the pull block at the urceolus.

As a further proposal of the outdoor insulation protection device of the arc extinguishing chamber, the length of the rod of the clamping rod in the mounting groove is not more than the depth of the mounting groove.

As a further proposal of the outdoor insulation protection device of the arc extinguishing chamber, the notch activity at the mounting groove on the outer cylinder is provided with a sliding cover for sealing the mounting groove.

As the utility model relates to a further scheme of outdoor insulation protection device of arc extinguishing chamber, the both ends of urceolus inner chamber are provided with the internal thread, and the lid is established at the both ends of urceolus soon, the lid includes enclosing cover, connection bearing and inside lining, the outer lane of connecting the bearing is equipped with the external screw thread, a side of enclosing cover and the outer lane terminal surface rigid coupling of connecting the bearing, the inside lining be with connect the bearing inner circle be connected the circular slab and its one side face on set up the fastening groove that corresponds arc extinguishing chamber end shape.

As a further proposal of the arc extinguishing chamber external insulation protection device, the inner lining is connected with the inner ring of the connecting bearing through the elastic rod.

Advantageous effects

The outer barrel is internally provided with a cavity for placing the arc extinguish chamber, the outer walls of two opposite sides of the outer barrel are provided with adjusting grooves, the adjusting grooves are internally provided with mounting grooves, a rod body of the clamping rod is penetrated with a pin shaft and is connected with the pin shaft through a return spring, one end of the pin shaft is connected with one side wall of the mounting groove through a universal ball bearing, the other end of the pin shaft is connected with the other side groove wall of the mounting groove through a spring, and the clamping rod can perform elastic adjustment of a certain deflection angle under the action of the return spring, the universal ball bearing and the spring, so that the; the enclosing cover is connected with the inside lining through elastic bearing and elastic rod in one side, and the fastening groove has been seted up to a side of inside lining, and under the elastic rod effect, the explosion chamber can receive length direction's elastic adjustment, adjusts through the elastic damping of a plurality of directions, effectively avoids, and the explosion chamber is impaired in the transportation transfer process.

Drawings

Fig. 1 is a schematic view of the external structure of the protection device of the present invention;

fig. 2 is a schematic sectional structure view of the protection device of the present invention;

fig. 3 is a schematic top view of the clamping rod of the protection device of the present invention;

the labels in the figure are: 1. the outer cylinder, 2, the adjustment tank, 3, the mounting groove, 4, the clamping pole, 5, the arc, 6, the round pin axle, 7, universal ball bearing, 8, spring, 9, enclosing cover, 10, connection bearing, 11, inside lining, 12, fastening groove.

Detailed Description

As shown in the figure: an arc extinguishing chamber external insulation protection device comprises an outer cylinder 1 and a clamping mechanism, wherein the outer cylinder 1 is cubic, a cylindrical cavity for placing an arc extinguishing chamber is formed in the inner side of the outer cylinder along the length of the outer cylinder, and internal threads for connecting a cover body are formed in the inner walls of two ends of the cavity; the outer wall of two opposite sides of the outer barrel 1 is provided with adjusting grooves 2, the positions of the two adjusting grooves 2 are opposite, the groove bottom of the adjusting groove 2 is provided with a strip-shaped mounting groove 3 along the length direction of the outer barrel 1, one side groove wall of the mounting groove 3 is provided with two mounting holes, a clamping mechanism is arranged in the mounting groove 3 and comprises two clamping rods 4, one ends of the clamping rods 4 are connected with an arc-shaped plate 5, the clamping rods 4 are arranged in the mounting groove 3 in a penetrating way, one ends of the clamping rods are arranged in the outer barrel 1, the clamping rods 4 are provided with through holes, pin shafts 6 are arranged in the through holes in a penetrating way, the pin shafts 6 are vertical to the clamping rods 4, one ends of the pin shafts 6 are provided with universal ball bearings 7 for connection, the base parts of the universal ball bearings 7 are arranged in the mounting holes, the end, the other end passes through spring 8 and the opposite side cell wall of mounting groove 3 and is connected, be provided with back force spring 8 between clamping pole 4 and the round pin axle 6, two clamping poles 4 become the splayed and arrange and two clamping poles 4 are provided with the one end of arc 5 under the effect of back force spring 8 and have the trend of being close, the arc outside of arc 5 is articulated with the tip of clamping pole 4, and the explosion chamber is by two clamping machine clamping when setting up in urceolus 1, and the explosion chamber makes two clamping poles 4 of two clamping machine construct all strut, when urceolus 1 receives external force, makes the explosion chamber can carry out rocking of certain degree under the effect of back force spring 8, universal ball bearing 7 and spring 8, avoids leading to the ceramic package damage of explosion chamber with urceolus 1 direct contact.

The depth of the adjusting groove 2 is greater than the length of the clamping rod 4 in the adjusting groove 2, guide strips are arranged on two sides of a notch of the outer cylinder 1 in the adjusting groove 2, the sliding cover is a thin plate adapting to the shape of the notch of the adjusting groove 2, a sliding groove is arranged on the lower plate surface, and the sliding cover is movably arranged in the notch of the adjusting groove 2 and can move along the guide strips to adjust the closed mounting groove 3; a slot is formed in one side wall of the adjusting slot 2, the other end of the slot is formed in the side wall of the outer barrel 1, a brake cable penetrates through the slot, one end of the brake cable is connected with one end, located in the adjusting slot 2, of the clamping rod 4, the other end of the brake cable is arranged outside the outer barrel 1 and connected with a pull block, the clamping rod 4 can be driven to rotate around a pin shaft 6 by pulling the pull block, so that the clamping end of the clamping mechanism is opened, and the clamping end of the clamping mechanism is reset and closed under the action of the brake cable when the pull block is released; a taking and placing opening for taking and placing the arc extinguish chamber is formed in the side surface of the outer cylinder 1, which is not provided with the adjusting groove 2;

the lid includes enclosing cover 9, connection bearing 10 and inside lining 11, enclosing cover 9 is for corresponding the rectangular plate of 1 cross sectional shape of urceolus, a side of enclosing cover 9 and the tip rigid coupling of connection bearing 10 outer lane, be provided with the external screw thread on connection bearing 10's the outer lane outer wall, enclosing cover 9 establishes on urceolus 1 soon through connection bearing 10, fastening groove 12 has been seted up for circular slab and one of it curb plate to inside lining 11, and fastening groove 12 treats the circular recess of the big or small explosion chamber tip size of protection for the adaptation, and the opposite side face rigid coupling of inside lining 11 has the elastic rod, and the elastic rod has the body of rod of adjusting length along length direction for spring 8 or other, and the elastic rod is connected with the inner circle of connection.

When placing the explosion chamber of treating the protection in to protection device, the pulling draws the piece to make the clamping end of clamping mechanism open, place the explosion chamber in inside from getting the mouth of putting, loosen at a slow speed and draw the piece, the arc 5 of two clamping mechanisms pastes in the outer wall of explosion chamber, connect enclosing cover 9 at 1 tip of urceolus, the tip correspondence of explosion chamber is in fastening groove 12 of inside lining 11, when explosion chamber and inside lining 11 contact, enclosing cover 9 is rotatory can not drive inside lining 11, two enclosing cover 9 fastening back explosion chambers elastic fixation on length direction, when urceolus 1 receives external force, the explosion chamber is at the elastic rod, universal ball bearing 7, the elastic unloading power of realizing a plurality of directions under spring 8 and the effect of return spring 8, effectively avoid damaging in transportation or handling.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent changes without departing from the technical scope of the present invention.

Claims

1. The utility model provides an outdoor insulation protection device of arc extinguishing which characterized in that: the clamping device comprises an outer barrel (1) and a clamping mechanism, wherein the outer barrel (1) is a hollow barrel with two open ends, two adjusting grooves (2) are formed in the outer wall of the outer barrel (1) and are opposite in position, a mounting groove (3) is formed in the bottom of each adjusting groove (2) along the length direction of the outer barrel (1), and a mounting hole for mounting the clamping mechanism is formed in the groove wall of one side of each mounting groove (3); clamping mechanism includes two clamping pole (4) and clamping pole (4) are located urceolus (1) one end be provided with arc (5) that are used for the centre gripping explosion chamber, wears to be equipped with round pin axle (6) perpendicularly on the body of rod of clamping pole (4) and round pin axle (6) are connected through back power spring (8) with clamping pole (4), the end and universal ball bearing (7) of round pin axle (6) are connected, and round pin axle (6) one end is passed through universal ball bearing (7) and is connected in the mounting hole, and the other end passes through spring (8) and is connected with the opposite side cell wall of mounting groove (3), the both ends activity of urceolus (1) is provided with the lid.

2. The outdoor insulation protection device of claim 1, wherein: the outer barrel (1) is cubic and is internally provided with a cylindrical inner cavity for placing an arc extinguish chamber, and one side of the outer barrel (1) which is not provided with the adjusting groove (2) is provided with a taking and placing opening.

3. The outdoor insulation protection device of claim 2, wherein: a wire groove is formed in the wall of one side of the adjusting groove (2), the wire groove is communicated with the side wall of the outer barrel (1), a brake cable is arranged in the wire groove in a penetrating mode, one end of the brake cable is connected with the end portion, located in the adjusting groove (2), of the clamping rod (4), and the other end of the brake cable is arranged outside the outer barrel (1) and connected with a pull block.

4. The outdoor insulation protection device of claim 2, wherein: the length of the clamping rod (4) in the mounting groove (3) is not more than the depth of the mounting groove (3).

5. The outdoor insulation protection device of claim 4, wherein: and a sliding cover used for sealing the mounting groove (3) is movably arranged at the notch of the mounting groove (3) on the outer cylinder (1).

6. The outdoor insulation protection device of claim 2, wherein: the utility model discloses an explosion chamber, including urceolus (1), lid, connecting bearing (10), connecting bearing (11), the outer lane of connecting bearing (10) is equipped with the external screw thread, and a side of enclosing cover (9) and the outer lane terminal surface rigid coupling of connecting bearing (10), and fastening groove (12) that correspond explosion chamber tip shape are offered on the circular slab and its one side face that lining (11) are for being connected with connecting bearing (10) inner circle are provided with the internal thread at the both ends of urceolus (1) inner chamber, and the lid is established soon at the both ends of urceolus (1), the lid includes enclosing cover (9).

7. The outdoor insulation protection device of claim 6, wherein: the lining (11) is connected with the inner ring of the connecting bearing (10) through an elastic rod.