CN218585882U - Wall-mounted vacuum circuit breaker - Google Patents

Abstract

The utility model discloses a wall-hanging vacuum circuit breaker, including casing and closing device. The utility model discloses a closing device has been set up, at first under the cooperation of the pulling subassembly that meets in removal frame bottom, can remove the joint of the inside handle and the elasticity clamp of establishing of pulling subassembly, the compression state of pressure spring is removed, and then the pressure spring can kick-back fast, make the removal frame automatic shift up, it relieves compressing tightly to the casing to drive the layering that both sides are established, make vacuum circuit breaker can with wall hanger main part quickly separating, thereby vacuum circuit breaker and wall hanger main part quick assembly disassembly have been reached, strengthen the advantage of whole dismouting convenience, and inside the reason line subassembly that has set up in removal frame upper end rear side, under wire ring guide fit, can realize the arrangement direction of wiring, reduce the wiring winding, and at the gyro wheel, under shell and reset spring cooperation, can guarantee the centering accuracy of wiring position, difficult atress skew, thereby wiring wire and arrangement cooperation have been reached, further strengthen the advantage of closing device usability.

Description

Wall-mounted vacuum circuit breaker

Technical Field

The utility model relates to a vacuum circuit breaker field of being correlated with especially relates to a wall-hanging vacuum circuit breaker.

Background

The vacuum circuit breaker is one of electrical elements, and is named because arc extinguishing media and insulating media of contact gaps after arc extinguishing are high vacuum; the vacuum circuit breaker is an indoor power distribution device in a 3-10kV, 50Hz three-phase alternating-current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, and is particularly suitable for use places requiring no oil, less maintenance and frequent operation;

the installation modes of the vacuum circuit breaker are various, and the wall-mounted vacuum circuit breaker reduces the floor area of the vacuum circuit breaker and is deeply accepted by consumers due to the unique installation mode;

the wall-mounted vacuum circuit breaker integrally adopts a wall-mounted frame to realize the suspended fastening placement of the vacuum circuit breaker integrally so as to reduce the placement area of the vacuum circuit breaker integrally;

the wall-mounted vacuum circuit breaker convenient to maintain comprises a first wall-mounted plate, a second wall-mounted plate and a vacuum circuit breaker body, wherein a rotating shaft is rotatably connected to the bottom between the first wall-mounted plate and the second wall-mounted plate, a driving motor is fixedly mounted at the bottom of one side, away from the first wall-mounted plate, of the second wall-mounted plate, the output end of the driving motor penetrates through the second wall-mounted plate and is fixedly connected with one end of the rotating shaft, two driving umbrella-shaped inclined teeth are mounted in the middle of the rotating shaft, the outer sides of the two driving umbrella-shaped inclined teeth are respectively connected with a driven umbrella-shaped inclined tooth in a meshed mode, and a threaded column is mounted at one end of each driven umbrella-shaped inclined tooth;

can learn from above-mentioned patent, current wall-hanging vacuum circuit breaker is whole, it has the regulation structure, realize the regulation of the whole height of using of vacuum circuit breaker, it is swift to satisfy follow-up maintenance, but its connected mode to vacuum circuit breaker and wall hanging rack, it is comparatively inconvenient, when separation or installation to vacuum circuit breaker and wall hanging rack, need adopt more bolts, carry out the bolt-up activity, influence the overall installation efficiency promptly, the back-off dismantlement of a plurality of bolts simultaneously, it is also comparatively loaded down with trivial details, make vacuum circuit breaker and wall hanging rack's dismouting efficiency less high-efficient.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above disadvantages, the present invention provides a wall-mounted vacuum circuit breaker.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a wall-hanging vacuum circuit breaker, includes the casing, casing left and right sides fastening connection has the lower margin, casing front end left side is rotated and is connected with deciliter handle, still including the closing device who locates wall hanger main part front side, closing device is including pegging graft in the removal frame of wall hanger main part front side, fasten in the layering of removing the frame upper end left and right sides, peg graft in the guide arm of removing the frame left and right sides, meet in the pressure spring that removes the frame lower extreme left and right sides, locate and remove the frame lower extreme and be used for taut tensioning subassembly, install in the line arrangement subassembly that removes frame upper end rear side and be used for the wiring arrangement and control the relative constant head tank of locating wall hanger main part front side top, remove frame lower extreme middle part and wall hanger bulk phase slip grafting.

Preferably, divide and shut handle right side lower extreme and install the energy storage instruction district relatively, the energy storage handle is installed relatively on energy storage instruction district right side, the energy storage handle right side is provided with the branch and shut instruction district relatively, casing upper end equidistance is equipped with three insulating parts, the insulating part upper end is provided with vacuum interrupter, vacuum interrupter top meets high-voltage input end mutually, insulating part upper end middle part rear side meets current transformer mutually, current transformer rear side middle part links to each other there is high-voltage output end, the casing meets through the lower margin that the left and right sides was established and wall hanger main part front side top, wall hanger main part rear side four corners passes through bolt and wall body or building face looks threaded connection.

Preferably, a rectangular convex part is arranged on the front side of the pressing strip, and the pressing strip is matched with the rectangular convex part on the front side to form an L-shaped strip.

Preferably, the tensioning assembly comprises a connecting shaft inserted on the right side of the lower end of the movable frame, a swinging plate movably connected to the outer side of the connecting shaft, a fixed plate connected to the left side of the swinging plate, a handle fastened to the front side of the swinging plate, an elastic clamp clamped to the outer side of the handle and a limiting column fixedly arranged at the upper end of the right side of the front end of the fixed plate, the middle part of the rear side of the swinging plate is connected with the fixed plate, the elastic clamp is connected with the right end of the front side of the fixed plate, and the top of the fixed plate is fixedly connected with the wall hanging frame main body.

Preferably, the swing plate and the handle are longitudinally and linearly arranged along the right side of the fixed plate, and the handle can drive the swing plate to rotate along the right side of the fixed plate.

Preferably, the wire arranging assembly comprises a wire ring arranged inside the rear side of the upper end of the movable frame, rollers rotatably connected to two sides of the front side of the wire ring, a shell sleeved outside the rollers and return springs oppositely arranged on the left side and the right side of the shell, and the shell is movably embedded into the rear side of the upper end of the movable frame.

Preferably, the wire ring, the roller, the shell and the return spring are all provided with three groups along the inner part of the rear side of the upper end of the movable frame at equal intervals, and the return spring is transversely arranged along the inner wall of the rear side of the upper end of the movable frame.

Preferably, the wire guiding ring is in sliding transmission with the inner part of the rear side of the upper end of the movable frame through rollers arranged in the front and the rear and a shell, and a distance exists between the bottom of the shell and the inner wall of the rear side of the upper end of the movable frame.

The utility model has the advantages that:

the method has the advantages that: the utility model discloses a closing device has been set up, at first under the pulling subassembly cooperation of meeting in removal frame bottom, can remove the joint of the inside handle and the elasticity clamp of establishing of pulling subassembly, remove the compression state of pressure spring, and then the pressure spring can kick-back fast, make and remove the frame and shift up automatically, it relieves compressing tightly to the casing to drive the layering that establishes in both sides, make vacuum circuit breaker can with wall hanger main part quickly separating, thereby reached vacuum circuit breaker and wall hanger main part quick assembly disassembly, strengthen the advantage of whole dismouting convenience.

The method has the advantages that: the utility model discloses an inside reason line subassembly that has set up of removal frame upper end rear side, under the cooperation of wire ring direction, can realize the arrangement direction of wiring, reduce the wiring winding, and under gyro wheel, shell and reset spring cooperation, can guarantee that the centering of wiring position is accurate, difficult atress skew to reached wiring wire and arrangement cooperation, further strengthened closing device usability's advantage.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the pressing device of the present invention;

fig. 3 is a schematic view of a three-dimensional combined structure of the pressing device of the present invention;

FIG. 4 is a schematic structural view of the tension assembly of the present invention;

fig. 5 is a schematic view of the three-dimensional splitting structure of the wire arranging assembly of the present invention.

Wherein: the device comprises a shell body-1, feet-2, a switching handle-3, an energy storage indication area-4, an energy storage handle-5, a switching indication area-6, an insulating part-7, a vacuum arc extinguish chamber-8, a high-voltage input end-9, a current transformer-10, a high-voltage output end-11, a wall hanging frame main body-12, a pressing device-13, a moving frame-131, a pressing bar-132, a guide rod-133, a pressure spring-134, a tensioning assembly-135, a connecting shaft-1351, a swinging plate-1352, a fixing plate-1353, a handle-1354, a spring clamp-1355, a limiting column-1356, a wire sorting assembly-136, a wire ring-1361, a roller-1362, a shell-1363, a return spring-1364 and a positioning groove-137.

Detailed Description

In order to further explain the technical solution of the present invention, the following detailed description is given by way of specific examples.

Please refer to fig. 1, the utility model provides a wall-hanging vacuum circuit breaker, which comprises a housin 1, 1 left and right sides fastening connection of casing has lower margin 2, 1 front end left side of casing rotates and is connected with deciliter handle 3, 3 right sides lower extreme of deciliter handle installs energy storage instruction district 4 relatively, energy storage instruction district 4 right side installs energy storage handle 5 relatively, energy storage handle 5 right side is provided with deciliter instruction district 6 relatively, 1 upper end equidistance of casing is equipped with three insulating part 7, insulating part 7 upper end is provided with vacuum interrupter 8, 8 tops of vacuum interrupter connect high voltage input 9, 7 upper end middle part rear sides of insulating part connect with current transformer 10, 10 rear sides middle parts of current transformer link to each other there is high voltage output end 11, casing 1 meets with 12 front side tops of wall-hanging rack main part through the lower margin 2 that the left and right sides was established, 12 rear side four corners of wall-hanging rack main part pass through bolt and wall body or building face threaded connection, still including the closing device 13 who locates 12 front sides of wall-hanging rack main part.

Referring to fig. 2-3, the pressing device 13 in this embodiment includes a movable frame 131 inserted into the front side of the wall hanging rack main body 12, the movable frame 131 is integrally formed in a T-shaped plate shape, pressing strips 132 longitudinally fastened to the left and right sides of the upper end of the movable frame 131 for pressing, the pressing strips 132 disposed on both sides can be connected to the left and right sides of the upper end of the housing 1 in a pressing manner, guide rods 133 vertically inserted into the rectangular blocks on the left and right sides of the movable frame 131, the outer surfaces of the guide rods 133 are smooth and have no barbs, so as to achieve stable vertical movement guiding movement, compression springs 134 connected to the left and right sides of the lower end of the movable frame 131 are connected to the wall hanging rack main body 12 at the bottoms of the compression springs 134, so as to achieve elastic return matching movement, a tightening assembly 135 disposed at the lower end of the movable frame 131 for tightening, a wire arrangement assembly 136 disposed at the rear side of the upper end of the movable frame 131, positioning grooves 137 disposed at the top of the front side of the wall hanging rack main body 12 at left and right sides and left sides, and right sides symmetrically, and left sides, and right sides, and on the middle of the lower end of the wall hanging rack main body 12, and the movable frame 131 are inserted into the wall hanging rack main body 12 in a sliding manner.

Further, it is described that a rectangular convex part is arranged on the front side of the pressing bar 132, and the pressing bar 132 is matched with the rectangular convex part on the front side to form an L-shaped strip, so that the stable pressing and locking activities of the pressing bars 132 arranged on the two sides are ensured.

Referring to fig. 4, the tensioning assembly 135 in this embodiment includes a connecting shaft 1351 longitudinally inserted into the right side of the lower end of the movable frame 131 for tensioning, driving, and matching, a swinging plate 1352 movably connected to the outer side of the connecting shaft 1351 for swinging up and down, a groove corresponding to the installation direction of the swinging plate 1352 formed in the rear side of the swinging plate 1352, and a groove formed in the swinging plate 1352 for driving, inserting, and matching with the connecting shaft 1351, a fixing plate 1353 connected to the left side of the swinging plate 1352 for supporting and matching, a handle 1354 integrally fastened to the front side of the swinging plate 1352 for manual push-pull matching, a resilient clamp 1355 fastened to the outer side of the handle 1354 for tensioning, a resilient circular hoop 1355 on the upper side of the resilient clamp 1355 for stable clamping and locking, a limiting post 1356 fixed to the upper end of the right side of the fixing plate 1353, a middle portion of the rear side of the swinging plate 1352 connected to the fixing plate 1353, the resilient clamp 1355 connected to the right end of the front side of the fixing plate 1353, and a top portion of the fixing plate 1353 fixedly connected to the wall hanger body 12.

The swinging plate 1352 and the handle 1354 are longitudinally and linearly arranged along the right side of the fixing plate 1353, and the handle 1354 can drive the swinging plate 1352 to rotate along the right side of the fixing plate 1353, so that the handle 1354 can rapidly realize stable reciprocating swinging transmission of the swinging plate 1352.

Referring to fig. 5, the wire arrangement assembly 136 in this embodiment includes a wire ring 1361 disposed inside the rear side of the upper end of the movable frame 131 at an equal distance for matching wires with the wire arrangement, the wire ring 1361 has three positions transversely disposed along the inside of the rear side of the upper end of the movable frame 131, rollers 1362 rotatably connected to the two sides of the front side of the wire ring 1361 for positioning and matching, the bottom inside the roller 1362 is attached to the inner wall of the rear side of the upper end of the movable frame 131, a housing 1363 sleeved outside the roller 1362 and tightly connected to the outer side of the wire ring 1361, return springs 1364 disposed on the left and right sides of the housing 1363 for elastically centering and matching, and the housing 1363 is movably embedded in the inside of the rear side of the upper end of the movable frame 131.

Specifically, three groups of wire loops 1361, rollers 1362, a housing 1363 and return springs 1364 are equidistantly arranged along the inner portion of the rear side of the upper end of the moving frame 131, and the return springs 1364 are transversely arranged along the inner wall of the rear side of the upper end of the moving frame 131, so that the return springs 1364 are stably installed, and stable elastic centering fit is provided; the wire ring 1361 is in sliding transmission with the inner part of the rear side of the upper end of the movable frame 131 through the rollers 1362 and the shell 1363 which are arranged in the front and at the back, and a distance exists between the bottom of the shell 1363 and the inner wall of the rear side of the upper end of the movable frame 131, so that the shell 1363 is ensured to realize the stable protection of the rollers 1362.

The working principle is as follows:

when the vacuum circuit breaker is mounted in the air, the shell is firstly connected with the wall hanging frame main body 12, then the wall hanging frame main body 12 is locked with a wall surface or a building surface through bolts connected with four corners at the rear side of the wall hanging frame main body 12 to achieve wall hanging suspension movement of the vacuum circuit breaker, when the vacuum circuit breaker is used, a high-voltage input end 9 and a high-voltage output end 11 arranged inside need to be connected with external wiring in advance to achieve communication movement, then energy storage movement or opening and closing movement is achieved by pulling the energy storage handle 5 or the opening and closing handle 3, when a certain branch fails, the opening and closing handle 3 automatically opens and closes, after opening and closing, electric arcs are generated between the high-voltage input end 9 and a contact of the high-voltage output end 11, the surfaces of the contacts volatilize steam at high temperature, and because the contacts are designed into special shapes, a magnetic field is generated when current passes through, the electric arcs rapidly move along the tangential direction of the surfaces of the contacts under the action of the magnetic field, partial metal steam is condensed on the vacuum arc extinguishing chamber 8, and the electric arcs are extinguished when the electric arcs naturally pass through zero, so that the medium strength between the high-voltage input end 9 and the contacts of the high-voltage output end 11 is rapidly restored, the functions of overload, short-voltage protection equipment can be protected, and the short-circuit is protected, and the damage of the circuit is avoided;

in order to facilitate the disassembly and maintenance of the subsequent vacuum circuit breaker, the pressing device 13 is arranged on the front side of the wall hanging rack main body 12 to realize the rapid disassembly and assembly matching activity, namely when the vacuum circuit breaker needs to be disassembled, the rapid lifting and unlocking activity of the movable rack 131 can be realized through the pulling assembly 135 connected with the middle part of the lower end of the movable rack 131;

the handle 1354 arranged in the pulling assembly 135 is lifted up manually to release the clamping connection with the outside connected elastic hoop 1355, after the handle 1354 is unlocked, the compression springs 134 originally arranged on the left side and the right side of the lower end of the moving frame 131 can be released from a compressed state, the moving frame 131 automatically moves upwards, the pressing strips 132 arranged on the left side and the right side of the upper end of the moving frame 131 can synchronously move upwards along with the moving frame 131 moving downwards along the front side of the wall hanger main body 12, the pressing effect on the shell 1 is released, the stability of the moving process of the moving frame 131 integrally moves upwards can be ensured under the matching of the vertical inserting guide rods 133 on the left side and the right side of the moving frame 131, when the moving frame drives the swinging plate 1352 arranged in the pulling assembly 135 to obliquely swing upwards, the front side of the swinging plate 1352 is connected with the handle 1354 arranged on the top of the right end of the fixed plate 1353, the pressing strips 32 on the shell 1 can be unlocked, and further, a worker can move the shell 1 forwards along the positioning grooves 137 connected on the left side and the right side of the shell 1, move out horizontally, and detach the wall hanger main body 12, and perform the vacuum breaker quickly;

when the vacuum circuit breaker needs to be connected with the wall hanger main body 12 again, the pre-positioning and placing activities need to be realized through the positioning grooves 137 symmetrically arranged on the left and right sides of the upper end of the front side of the wall hanger main body 12, then the handle 1354 arranged in the pulling assembly 135 is pressed downwards, the handle 1354 synchronously drives the swinging plate 1352 connected with the rear side to incline downwards, the connecting shaft 1351 which is inclined downwards and is in transmission connection with the groove arranged in the middle of the rear side of the swinging plate 1352 can be driven by the swinging force to realize the integral downward movement of the movable frame 131, and further the pressing strips 132 arranged on the left and right sides of the upper end of the movable frame 131 can be in contact with the left and right sides of the upper end of the shell 1 again to realize the pressing activities, and the pressure springs 134 arranged on the left and right sides of the lower end of the movable frame 131 can be compressed by the force again to realize the subsequent elastic backward pushing preparation, when the handle 1354 is moved downwards and is clamped with the elastic clamps 1355 arranged on the right side of the front end of the fixed plate 1353, the movable frame 131 can finish the downward movement and the downward pressing activities, so that the vacuum circuit breaker is connected with the wall hanger main body 12 quickly, thereby realizing the quick disassembly and the wall hanger and the convenient and the quick assembly of the wall hanger;

meanwhile, when the wiring activity is carried out, the wiring connected with the high-voltage output end 11 can be conducted, the wire or the wire arrangement activity is achieved, the wire arrangement activity is achieved through the wire arrangement component 136 arranged inside the rear side of the upper end of the movable frame 131, namely after the wiring of the high-voltage output end 11 is completed, the wiring can penetrate into the wire ring 1361 arranged inside the wire arrangement component 136, the wire arrangement activity is achieved, due to the fact that the wire ring 1361 is provided with three positions along the rear side of the upper end of the movable frame 131, the wire ring 1361 can correspond to the wires connected with the three high-voltage output ends 11, the wire arrangement activity is achieved stably, meanwhile, in order to guarantee that the wiring is not prone to shift in the wire drawing process, the elastic centering matching of the reset spring 1364 is achieved through the rollers 1362 and the shell 1363 arranged on the front side and the rear side of the wire ring 1361, the sliding connection with the inner wall of the upper end of the movable frame 131 is achieved, the position shifting occurs, the wire arrangement effect is reduced, and the wire arrangement effect is further enhanced.

The utility model provides a wall-hanging vacuum circuit breaker, through having set up closing device 13, at first under the cooperation of removal frame 131 bottom pulling subassembly 135 meets, can remove the joint of pulling subassembly 135 inside institute handle 1354 and spring clamp 1355 of establishing, remove the compression state of pressure spring 134, and then pressure spring 34 can kick-back fast, make removal frame 131 automatic shift up, it relieves compressing tightly casing 1 to drive both sides layering 132 that establishes, make vacuum circuit breaker can with wall hanger main part 12 quickly separating, thereby vacuum circuit breaker and wall hanger main part 12 quick assembly disassembly have been reached, strengthen the advantage of whole dismouting convenience, and at the inside reason line subassembly 136 that has set up of removal frame 131 upper end rear side, under lead ring 1361 direction cooperation, can realize the arrangement direction of wiring, reduce the wiring winding, and at gyro wheel 1362, under shell 1363 and reset spring 1364 cooperation, can guarantee the centering accuracy of wiring position, difficult atress skew, thereby wiring wire and arrangement cooperation have been reached, further strengthen closing device's usability advantage.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A wall-mounted vacuum circuit breaker comprises a shell (1), wherein ground feet (2) are fixedly connected to the left side and the right side of the shell (1), and a separation and combination handle (3) is rotatably connected to the left side of the front end of the shell (1);

the method is characterized in that: the wall hanging rack is characterized by further comprising a pressing device (13) arranged on the front side of the wall hanging rack main body (12), wherein the pressing device (13) comprises a moving frame (131) inserted into the front side of the wall hanging rack main body (12), pressing strips (132) fastened to the left side and the right side of the upper end of the moving frame (131), guide rods (133) inserted into the left side and the right side of the moving frame (131), compression springs (134) connected to the left side and the right side of the lower end of the moving frame (131), a tensioning assembly (135) arranged at the lower end of the moving frame (131) for tensioning, a wire arranging assembly (136) arranged on the rear side of the upper end of the moving frame (131) for wire arrangement, and positioning grooves (137) symmetrically arranged at the top of the front side of the wall hanging rack main body (12) in the left-right mode, and the middle of the lower end of the moving frame (131) is in sliding insertion connection with the wall hanging rack main body (12).

2. A wall-mounted vacuum circuit breaker according to claim 1, wherein: energy storage instruction district (4) are installed relatively to deciliter handle (3) right side lower extreme, energy storage instruction district (4) right side installs energy storage handle (5) relatively, energy storage handle (5) right side is provided with deciliter instruction district (6) relatively, casing (1) upper end equidistance is equipped with three insulating part (7), insulating part (7) upper end is provided with vacuum interrupter (8), vacuum interrupter (8) top phase is met high voltage input end (9), insulating part (7) upper end middle part rear side phase is met current transformer (10), current transformer (10) rear side middle part links to each other there is high voltage output end (11), casing (1) meet with wall stores pylon main part (12) front side top through lower margin (2) that the left and right sides was established, wall stores pylon main part (12) rear side four corners is through bolt and wall body or building face looks threaded connection.

3. A wall-mounted vacuum circuit breaker according to claim 1, wherein: the front side of the pressing strip (132) is provided with a rectangular convex part, and the pressing strip (132) is matched with the front side to form an L-shaped strip.

4. The wall-mounted vacuum circuit breaker according to claim 1, characterized in that: the tensioning assembly (135) comprises a connecting shaft (1351) inserted in the right side of the lower end of the moving frame (131), a swinging plate (1352) movably connected to the outer side of the connecting shaft (1351), a fixing plate (1353) connected to the left side of the swinging plate (1352), a handle (1354) fastened to the front side of the swinging plate (1352), an elastic hoop (1355) clamped to the outer side of the handle (1354) and a limiting column (1356) fixedly arranged at the upper end of the right side of the front end of the fixing plate (1353), the middle part of the rear side of the swinging plate (1352) is connected with the fixing plate (1353), the elastic hoop (1355) is connected with the right end of the front side of the fixing plate (1353), and the top of the fixing plate (1353) is fixedly connected with the wall hanger main body (12).

5. The wall-mounted vacuum circuit breaker according to claim 4, wherein: the swinging plate (1352) and the handle (1354) are longitudinally and linearly arranged along the right side of the fixing plate (1353), and the handle (1354) can drive the swinging plate (1352) to rotate along the right side of the fixing plate (1353).

6. The wall-mounted vacuum circuit breaker according to claim 1, characterized in that: the wire arranging assembly (136) comprises a wire ring (1361) arranged inside the rear side of the upper end of the moving frame (131), rollers (1362) rotatably connected to two sides of the front side of the wire ring (1361), a shell (1363) sleeved outside the rollers (1362) and return springs (1364) arranged on the left side and the right side of the shell (1363) relatively, wherein the shell (1363) is movably embedded into the rear side of the upper end of the moving frame (131).

7. The wall-mounted vacuum circuit breaker according to claim 6, characterized in that: wire ring (1361), gyro wheel (1362), shell (1363) and reset spring (1364) all are equipped with three groups along removing frame (131) upper end rear side inside equidistance to reset spring (1364) transversely set up along removing frame (131) upper end rear side inner wall.

8. The wall-mounted vacuum circuit breaker of claim 6, wherein: the wire guide ring (1361) is in sliding transmission with the inner part of the rear side of the upper end of the moving frame (131) through rollers (1362) arranged in front and at back and a shell (1363), and a space exists between the bottom of the shell (1363) and the inner wall of the rear side of the upper end of the moving frame (131).

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