CN117038383A - Outdoor high-voltage vacuum circuit breaker - Google Patents
Outdoor high-voltage vacuum circuit breaker Download PDFInfo
- Publication number
- CN117038383A CN117038383A CN202311055443.6A CN202311055443A CN117038383A CN 117038383 A CN117038383 A CN 117038383A CN 202311055443 A CN202311055443 A CN 202311055443A CN 117038383 A CN117038383 A CN 117038383A
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 14
- 210000000078 claw Anatomy 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000004020 conductor Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000002457 bidirectional effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/6606—Terminal arrangements
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The application belongs to the field of outdoor circuit breakers, and particularly relates to an outdoor high-voltage vacuum circuit breaker; the outdoor high-voltage vacuum circuit breaker comprises a supporting structure, a circuit breaker main body and a wiring structure, wherein when the outdoor high-voltage vacuum circuit breaker is installed, the supporting structure can be installed vertically or horizontally, and after the supporting structure is installed, the end part of an external cable is connected with the circuit breaker main body through the wiring structure; the limiting component can be used for rapidly carrying out cohesion fixation on the outer wall of the breaker main body, so that the breaker main body is convenient to overhaul and maintain in the later period, an auxiliary connection effect is realized for the reinforcing component, the fixing of the reinforcing component is convenient to realize by utilizing the positioning hole on the limiting component in the later period, the stress of a single-side cantilever when the breaker main body is horizontally placed is avoided, the connection strength between the limiting component and the breaker main body is effectively ensured through two-stage locking, and the stability is ensured when the breaker main body is horizontally placed in the later period; and the strength of connection between the cable conductor and the breaker main body can be improved through the arrangement of the wiring structure.
Description
Technical Field
The application belongs to the field of outdoor circuit breakers, and particularly relates to an outdoor high-voltage vacuum circuit breaker.
Background
An outdoor high-voltage vacuum circuit breaker is a high-voltage circuit breaker used in a power system, and is installed and operated in an outdoor environment by adopting vacuum as a circuit breaking medium. Such circuit breakers are used primarily in medium and high voltage power systems to protect electrical equipment and networks from over-current, short circuits, and other faults.
The existing outdoor high-voltage vacuum circuit breaker has the following problems in the use process that the vacuum circuit breaker is often required to be installed in a vertical or horizontal mode according to the actual installation environment, and the main body of the vacuum circuit breaker is often required to be fixed in multiple stages due to the large volume and mass of the main body of the vacuum circuit breaker, otherwise, the main body of the vacuum circuit breaker is separated from a fixed bracket; the adoption of the multistage fixation is complex in fixation operation, and the inside of the breaker main body is inconvenient to regularly overhaul and maintain in the later stage after the multistage fixation; and the breaker main body is required to be electrically connected with an external cable, and the connection strength between the cable and the breaker main body is often not guaranteed firmly, and the cable interface and the breaker main body can be loosened and fall off due to the fact that the cable is rocked due to later environmental factors and the like, so that the electricity safety is seriously influenced.
Therefore, in order to facilitate the detection and maintenance of the outdoor high-voltage vacuum circuit breaker after being installed in various environments, the installation strength can be ensured, and the firmness of connection between an external cable and the circuit breaker main body is ensured; the application provides an outdoor high-voltage vacuum circuit breaker.
Disclosure of Invention
In view of the above problems, the embodiment of the application provides an outdoor high-voltage vacuum circuit breaker, which aims to solve the technical problems that the related outdoor high-voltage vacuum circuit breaker is inconvenient to detect and maintain after being installed, and looseness and falling occur between a cable interface and a circuit breaker main body. In order to achieve the above object, the embodiment of the present application provides the following technical solutions:
the embodiment of the application provides an outdoor high-voltage vacuum circuit breaker, which comprises: supporting structure, circuit breaker main part and wiring structure, supporting structure upper end evenly be provided with the circuit breaker main part, be located the upper end of circuit breaker main part and be provided with wiring structure through threaded connection mode.
The supporting structure comprises a base, the left side and the right side of the base are provided with lug plates, the inside of the lug plates is provided with a through bolt hole, the lower end face of the base is uniformly provided with a plurality of dovetail grooves, the inside of the plurality of dovetail grooves is provided with a side connecting component in a sliding mode, the side connecting component is connected with the front outer wall of the base through bolts, the outer wall of the circuit breaker main body is sleeved with limiting components, a reinforcing component is connected between every two adjacent limiting components, and the reinforcing component is mounted on the upper end face of the base.
The wiring structure comprises a wiring terminal, the wiring terminal is made of metal, the lower half section of the wiring terminal is of a threaded structure, the front side wall and the rear side wall of the upper half section are provided with cutting grooves, the wiring terminal is of a linear side structure, the upper end face of the wiring terminal is provided with a half-arc groove, and the middle part of the upper half section of the wiring terminal is provided with a wire binding hole; the outer wall of the binding post is provided with an insulating cover in a threaded connection mode.
According to an advantageous embodiment, the side coupling assembling include a plurality of trapezoidal pole of pegging graft respectively in the dovetail inside, and the one end of a plurality of trapezoidal pole is connected with type cover jointly, is located the inside of type cover and is provided with two arc jack catch through sliding mode symmetry, and the inside of type cover still rotates and is provided with two-way threaded rod, screw-thread fit between two-way threaded rod and the arc jack catch, the upper end of trapezoidal pole evenly is provided with the card pole, and the upper end of card pole is the type structure of falling U, the front side outer wall of base still is provided with the fixed plate through the bolt fastening, and offered the draw-in hole with card pole one-to-one on the fixed plate, card pole upper end joint in the inside of draw-in hole.
According to an advantageous embodiment, the limiting assembly comprises two symmetrical semi-annular clamping plates, the outer walls of the middle parts of the semi-annular clamping plates are provided with raised positioning holes, the end parts of the two semi-annular clamping plates are clamped through clamping plates, locking columns are slidably arranged on the inner sides of the two end parts of the semi-annular clamping plates, springs are sleeved on the outer walls of the locking columns, and balls are arranged at the end parts of the two opposite locking columns in a rolling manner; the outer wall of the outer middle part of the lock column is provided with a baffle ring, one end of the spring is connected with the baffle ring, and the other end of the spring is connected with the inner side wall of the end part of the semi-annular clamping plate; the inner side wall of the end part of the semi-annular clamping plate is also provided with a fixed ring for limiting the baffle ring; the upper end screw thread that is located the joint board is provided with taper bolt, and taper bolt's lower extreme runs through the joint board and is located the inboard of two semi-annular cardboard tip, and cooperatees with the ball, the joint board on correspond and be provided with two and lock post matched with lockholes.
According to an advantageous embodiment, the reinforcing assembly comprises v-shaped inserted bars inserted inside two adjacent positioning holes; the upper ends of the v-shaped inserted bars are connected through transverse plates; and the diaphragm is located the upside of locating hole, is located the upper end inside wall of v type inserted bar and has two gliding voussoir through spring coupling, and the lower extreme butt of voussoir is provided with the round through-hole at the up end of diaphragm, and the base upper end is located the position slip between two circuit breaker main bodies and is provided with the slide, and the slide passes through the bolt fastening on the base, is located the upper end of slide and is provided with the screw thread post, and threaded connection has the nut after the upper end of screw thread post runs through the round through-hole.
According to an advantageous embodiment, the inner walls of the arc-shaped clamping jaws are uniformly provided with rubber strips, and the outer wall of the front side of the base, the clamping rods and the trapezoid rods form a triangular structure together.
According to an advantageous embodiment, the inner wall of the top end of the insulating cover is further rotatably provided with a snap ring, and the snap ring is matched with the semi-arc-shaped groove.
According to an advantageous embodiment, the left and right arc outer walls of the upper half section of the binding post are provided with T-shaped grooves, the inner wall of the insulating cover is provided with a positioning ring in a rotating connection mode, and the inner wall of the positioning ring is symmetrically provided with T-shaped protrusions clamped in the T-shaped grooves.
Compared with the prior art, the outdoor high-voltage vacuum circuit breaker provided by the embodiment of the application has the following beneficial effects:
1. the side connecting assembly is convenient to stably fix on the telegraph pole, the triangular structure is formed by the outer wall of the front side of the base, the clamping rod and the trapezoidal rod, so that the supporting force of the triangular structure on the base is improved, the strength of the formed triangular structure is higher, and the stability of the outdoor high-voltage vacuum circuit breaker after being installed in an outdoor high altitude is effectively improved.
2. The limiting component can rapidly carry out cohesion fixation on the outer wall of the breaker main body, is convenient for overhauling and maintaining the breaker main body in the later period, plays an auxiliary connection role for the reinforcing component, and is convenient for the fixing of the reinforcing component in the later period by utilizing the positioning holes on the limiting component; the unilateral cantilever atress when avoiding the horizontal placing of circuit breaker main part causes the junction between circuit breaker main part and the base to damage, has effectively guaranteed the joint strength between spacing subassembly and the circuit breaker main part through the two-stage locking, can guarantee that later stage avoids producing between circuit breaker main part and the spacing subassembly when horizontal placing the circuit breaker main part to rock.
3. The wiring structure can improve the strength of connection between the cable and the breaker main body, firstly, the T-shaped bulge and the T-shaped groove are positioned to prevent the wire from being misplaced in the screwing process between the insulating cover and the binding post, and the clamping ring at the top of the insulating cover can compress the end part of the cable in the screwing process of the insulating cover; further guarantee the intensity after the tip and the terminal connection of cable conductor.
Drawings
Fig. 1 is a schematic perspective view showing a first position of an outdoor high-voltage vacuum circuit breaker according to the present application.
Fig. 2 is a schematic perspective view showing a second position of the outdoor high-voltage vacuum circuit breaker according to the present application.
Fig. 3 is a schematic view of a partial position cut-away perspective structure of the outdoor high-voltage vacuum circuit breaker of the present application.
Fig. 4 is a sectional view of a portion of the structure of the spacing assembly of the present application in a front view.
Fig. 5 is a cross-sectional view of the wiring structure of the present application.
Fig. 6 is a cross-sectional view of a reinforcement assembly of the present application.
Reference numerals in the drawings: 1. a support structure; 2. a breaker main body; 3. a wiring structure; 11. a base; 12. ear plates; 13. a dovetail groove; 14. a side connection assembly; 15. a limit component; 16. a reinforcement assembly; 141. a trapezoidal bar; 142. type jacket; 143. arc-shaped clamping jaws; 144. a two-way threaded rod; 145. a clamping rod; 146. a fixing plate; 147. a clamping hole; 151. a semi-annular clamping plate; 152. positioning holes; 153. a clamping plate; 154. locking a column; 155. a ball; 156. a baffle ring; 157. a fixing ring; 158. a taper bolt; 159. a lock hole; 161. a v-shaped plunger; 162. a cross plate; 163. wedge blocks; 164. a slide plate; 165. a threaded column; 166. a circular through hole; 167. a nut; 31. binding posts; 32. a T-shaped groove; 33. a semi-arc-shaped groove; 34. a wire harness hole; 35. an insulating cover; 36. a positioning ring; 37. t-shaped bulges; 38. and a clasp.
Detailed Description
The present application is described in further detail below with reference to FIGS. 1-6.
Referring to fig. 1 in combination, an outdoor high voltage vacuum circuit breaker includes: support structure 1, circuit breaker main part 2 and wiring structure 3, support structure 1 upper end evenly be provided with circuit breaker main part 2, be located circuit breaker main part 2's upper end and be provided with wiring structure 3 through threaded connection mode.
When the outdoor high-voltage vacuum circuit breaker is installed, the supporting structure 1 can be firstly installed vertically or horizontally according to the installation requirement, and the end part of an external cable is connected with the circuit breaker main body 2 through the wiring structure 3 after the installation.
Referring to fig. 2 and 3 in combination, the supporting structure 1 includes a base 11, ear plates 12 are disposed on left and right sides of the base 11, through bolt holes are disposed in the ear plates 12, a plurality of dovetail grooves 13 are uniformly disposed on a lower end surface of the base 11, side connecting components 14 are slidably disposed in the plurality of dovetail grooves 13, the side connecting components 14 are connected with an outer wall of a front side of the base 11 through bolts, limiting components 15 are sleeved on an outer wall of the breaker main body 2, reinforcing components 16 are connected between adjacent limiting components 15, and the reinforcing components 16 are mounted on an upper end surface of the base 11.
During vertical installation, when the installation environment is in a flat mesa, can directly adopt the bolt to pass behind the bolt hole of otic placode 12 and install on the mesa, if vertical installation is on a wire pole, need adopt side coupling assembling 14 to assist to install, and when adopting horizontal installation, no matter install where, in order to reduce circuit breaker main part 2 and produce not hard up owing to horizontal cantilever beam structure causes between circuit breaker main part 2 and the base 11, need install additional between base 11 and circuit breaker main part 2 and consolidate the stability that subassembly 16 improved circuit breaker main part 2.
Referring to fig. 1, the side connection assembly 14 includes a plurality of trapezoidal rods 141 inserted into the dovetail groove 13 respectively, one ends of the plurality of trapezoidal rods 141 are connected with a jacket 142, two arc-shaped claws 143 are symmetrically disposed in the jacket jacket 142 in a sliding manner, a bidirectional threaded rod 144 is further rotatably disposed in the jacket jacket 142, the bidirectional threaded rod 144 is in threaded engagement with the arc-shaped claws 143, rubber strips are uniformly disposed on inner walls of the arc-shaped claws 143, clamping rods 145 are uniformly disposed at upper ends of the trapezoidal rods 141, upper ends of the clamping rods 145 are of an inverted U-shaped structure, fixing plates 146 are fixedly disposed on front outer walls of the base 11 through bolts, clamping holes 147 corresponding to the clamping rods 145 one by one are formed in the fixing plates 146, and upper ends of the clamping rods 145 are clamped in the clamping holes 147, and the front outer walls of the base 11, the clamping rods 145 and the trapezoidal rods 141 form a triangular structure together.
When the two-way threaded rod 144 is installed on a telegraph pole, the two arc-shaped clamping claws 143 are driven to mutually approach to the outer wall of the telegraph pole to clamp the telegraph pole; then locking the two mutually attached arc-shaped clamping claws 143 by bolts, after the locking is completed, continuously clamping the plurality of clamping rods 145 together with the fixing plate 146, aligning and sliding the dovetail groove 13 in the base 11 along the trapezoidal rod 141, and fixing the fixing plate 146 on the side wall of the base 11 by bolts; the side coupling assembling 14 that sets up is convenient for stably fix on the wire pole, and constitutes triangle-shaped structure jointly between base 11 front side outer wall and clamping lever 145 and the trapezoidal pole 141 three and has improved its holding power to base 11 to triangle-shaped structure that constitutes its intensity is higher, has effectively improved the stability after this outdoor high-voltage vacuum circuit breaker installs outdoor high altitude.
Referring to fig. 1 and fig. 2 in combination with fig. 4, the limiting assembly 15 includes two symmetrical semi-annular clamping plates 151, a raised positioning hole 152 is provided on the outer wall of the middle of the semi-annular clamping plate 151, the ends of the two semi-annular clamping plates 151 are clamped by clamping plates 153, locking columns 154 are slidably provided on the inner sides of the two ends of the semi-annular clamping plates 151, springs are sleeved on the outer walls of the locking columns 154, and balls 155 are provided on the ends of the two opposite locking columns 154 in a rolling manner; the outer wall of the outer middle part of the lock column 154 is provided with a baffle ring 156, one end of a spring is connected with the baffle ring 156, and the other end of the spring is connected with the inner side wall of the end part of the semi-annular clamping plate 151; the inner side wall at the end part of the semi-annular clamping plate 151 is also provided with a fixed ring 157 for limiting the baffle ring 156; the upper end threads of the clamping plate 153 are provided with conical bolts 158, the lower ends of the conical bolts 158 penetrate through the clamping plate 153 and are located on the inner sides of the end parts of the two semi-annular clamping plates 151 and are matched with the balls 155, and the clamping plate 153 is correspondingly provided with two lock holes 159 matched with the lock posts 154.
The limiting component 15 can be used for rapidly carrying out cohesion fixation on the outer wall of the breaker main body 2, and is also convenient for overhauling and maintaining the breaker main body 2 in the later period, and plays an auxiliary connection role for the reinforcing component 16, so that the fixing of the reinforcing component 16 in the later period is realized by utilizing the positioning hole 152 on the limiting component 15; specifically, when the outer wall of the breaker main body 2 is fixed in a clasping manner; after the two symmetrical semi-annular clamping plates 151 are aligned and clamped on the outer wall of the breaker main body 2, clamping ends, which are mutually attached, of the two semi-annular clamping plates 151 are respectively clamped by the clamping plates 153 to be primarily fixed, and the lower ends of the clamping plates are abutted against the balls 155 by screwing the conical bolts 158 to push the lock posts 154 into the lock holes 159, so that the two semi-annular clamping plates 151 and the clamping plates 153 are connected into a whole to be locked; the connection strength between the limiting component 15 and the breaker main body 2 is effectively guaranteed through two-stage locking, and shaking between the breaker main body 2 and the limiting component 15 can be avoided in the later period when the breaker main body 2 is horizontally placed.
Referring to fig. 1, 2 and 6, the reinforcing component 16 includes a v-shaped plug 161 inserted into two adjacent positioning holes 152; the upper ends of the v-shaped insert bars 161 are connected by a cross plate 162; and the diaphragm 162 is located the upside of locating hole 152, be located the upper end inside wall of v type inserted bar 161 and have two gliding voussoirs 163 through spring coupling, and the lower extreme butt of voussoirs 163 is at the up end of diaphragm 162, the middle part of v type inserted bar 161 is provided with round through-hole 166, the position that base 11 upper end is located between two circuit breaker main bodies 2 slides and is provided with slide 164, and slide 164 passes through the bolt fastening on base 11, be located the upper end of slide 164 and be provided with screw post 165, screw post 165's upper end runs through round through-hole 166 back threaded connection has nut 167.
The setting of reinforcement subassembly 16 can avoid the unilateral cantilever atress when circuit breaker main part 2 is horizontal to be placed, cause the junction damage between circuit breaker main part 2 and the base 11, when the reinforcement subassembly 16 needs to use, first will install spacing subassembly 15 on the circuit breaker main part 2, later pass through the bolt fastening with slide 164 on the base 11, through the direction that is away from the base 11 promote v type inserted bar 161, make the upper end of v type inserted bar 161 insert locating hole 152, press the upper end of v type inserted bar 161 into diaphragm 162 again, fix diaphragm 162 through the effect of voussoir 163, finally turn on the nut 167 to make v type inserted bar 161 taut to the direction that is close to the base 11 again, thereby the stability of reinforcement subassembly 16 has been guaranteed.
Referring to fig. 5 in combination, the wiring structure 3 includes a wiring terminal 31, the wiring terminal 31 is made of metal, a lower half section of the wiring terminal 31 is of a threaded structure, front and rear side walls of an upper half section are provided with slots, and are of a linear side structure, left and right arc-shaped outer walls of the upper half section of the wiring terminal 31 are provided with T-shaped slots 32, an upper end surface of the wiring terminal 31 is provided with a half arc-shaped slot 33, and a wire harness hole 34 is formed in the middle of the upper half section of the wiring terminal 31; an insulating cover 35 is arranged on the outer wall of the binding post 31 in a threaded connection mode, a positioning ring 36 is arranged on the inner wall of the insulating cover 35 in a rotary connection mode, and T-shaped protrusions 37 clamped in the T-shaped grooves 32 are symmetrically arranged on the inner wall of the positioning ring 36; the top end inner wall of the insulating cover 35 is also rotatably provided with a clamping ring 38, and the clamping ring 38 is matched with the semi-arc-shaped groove 33.
The wiring structure 3 can improve the strength of connection between the cable and the breaker main body 2, the T-shaped protrusion 37 and the T-shaped groove 32 are positioned to prevent wrong wires in the screwing process between the insulating cover 35 and the wiring terminal 31, and the clamping ring 38 at the top of the insulating cover 35 can compress the end part of the cable in the screwing process; further ensuring the strength of the cable after the end of the cable is connected to the post 31.
The foregoing description is only illustrative of the present application and is not intended to limit the scope of the application, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present application.
Claims (7)
1. An outdoor high voltage vacuum circuit breaker comprising: supporting structure (1), circuit breaker main part (2) and wiring structure (3), its characterized in that: supporting structure (1) upper end evenly be provided with circuit breaker main part (2), be located the upper end of circuit breaker main part (2) and be provided with wiring structure (3) through threaded connection mode, wherein:
the supporting structure (1) comprises a base (11), ear plates (12) are arranged on the left side and the right side of the base (11), through bolt holes are formed in the ear plates (12), a plurality of dovetail grooves (13) are uniformly formed in the lower end face of the base (11), side connecting components (14) are arranged in the plurality of dovetail grooves (13) in a sliding mode, the side connecting components (14) are connected with the front outer wall of the base (11) through bolts, limiting components (15) are sleeved on the outer wall of the breaker main body (2), reinforcing components (16) are connected between the adjacent limiting components (15), and the reinforcing components (16) are mounted on the upper end face of the base (11);
the wiring structure (3) comprises a wiring terminal (31), the wiring terminal (31) is made of metal, the lower half section of the wiring terminal (31) is of a threaded structure, the front side wall and the rear side wall of the upper half section are provided with cutting grooves, the wiring terminal is of a linear side structure, the upper end face of the wiring terminal (31) is provided with a half arc-shaped groove (33), and the middle part of the upper half section of the wiring terminal (31) is provided with a wire harness hole (34); an insulating cover (35) is arranged on the outer wall of the binding post (31) in a threaded connection mode.
2. The outdoor high-voltage vacuum circuit breaker according to claim 1, wherein the side connecting assembly (14) comprises a plurality of trapezoidal rods (141) which are inserted into the dovetail grooves (13) respectively, one ends of the plurality of trapezoidal rods (141) are connected with type sleeves (142) together, two arc-shaped clamping claws (143) are symmetrically arranged in the type sleeves (142) in a sliding mode, two-way threaded rods (144) are further arranged in the type sleeves (142) in a rotating mode, the two-way threaded rods (144) are in threaded fit with the arc-shaped clamping claws (143), clamping rods (145) are uniformly arranged at the upper ends of the trapezoidal rods (141), the upper ends of the clamping rods (145) are of an inverted U-shaped structure, fixing plates (146) are further arranged on the outer walls of the front sides of the base (11) through bolt fixing, clamping holes (147) which are in one-to-one correspondence with the clamping rods (145) are formed in the fixing plates (146), and the upper ends of the clamping rods (145) are clamped in the inner parts of the clamping holes (147).
3. The outdoor high-voltage vacuum circuit breaker according to claim 1, wherein the limiting assembly (15) comprises two symmetrical semi-annular clamping plates (151), the outer walls of the middle parts of the semi-annular clamping plates (151) are provided with protruding positioning holes (152), the end parts of the two semi-annular clamping plates (151) are clamped through clamping plates (153), locking columns (154) are slidably arranged on the inner sides of the two end parts of the semi-annular clamping plates (151), springs are sleeved on the outer walls of the locking columns (154), and balls (155) are arranged on the end parts of the two opposite locking columns (154) in a rolling mode; the outer wall of the outer middle part of the lock column (154) is provided with a baffle ring (156), one end of a spring is connected with the baffle ring (156), and the other end of the spring is connected with the inner side wall of the end part of the semi-annular clamping plate (151); the inner side wall of the end part of the semi-annular clamping plate (151) is also provided with a fixed ring (157) for limiting the baffle ring (156); the upper end threads that are located joint board (153) are provided with taper bolt (158), and the lower extreme of taper bolt (158) runs through joint board (153) and is located the inboard of two semi-annular cardboard (151) tip, and cooperatees with ball (155), joint board (153) on correspond and be provided with two lockholes (159) that cooperate with lock post (154).
4. An outdoor high voltage vacuum circuit breaker according to claim 3, characterized in that said reinforcement assembly (16) comprises v-shaped inserts (161) inserted inside two adjacent positioning holes (152); the upper ends of the v-shaped inserted bars (161) are connected through transverse plates (162); and diaphragm (162) are located the upside of locating hole (152), be located the upper end inside wall of v type inserted bar (161) and have two gliding voussoirs (163) through spring coupling, and the lower extreme butt of voussoirs (163) is provided with round through-hole (166) at the up end of diaphragm (162), the middle part of v type inserted bar (161), the position slip that base (11) upper end is located between two circuit breaker main bodies (2) is provided with slide (164), and slide (164) pass through the bolt fastening on base (11), be located the upper end of slide (164) and be provided with screw thread post (165), screw thread connection has nut (167) behind round through-hole (166) are run through to the upper end of screw thread post (165).
5. An outdoor high-voltage vacuum circuit breaker according to claim 2, characterized in that the inner walls of the arc-shaped clamping jaws (143) are uniformly provided with rubber strips, and the outer wall of the front side of the base (11), the clamping rod (145) and the trapezoid rod (141) form a triangle structure together.
6. An outdoor high-voltage vacuum circuit breaker according to claim 1, characterized in that the inner wall of the top end of the insulating cover (35) is further provided with a snap ring (38) in a rotating manner, and the snap ring (38) is matched with the semi-arc-shaped groove (33).
7. An outdoor high-voltage vacuum circuit breaker according to claim 1, characterized in that the left and right arc-shaped outer walls of the upper half section of the binding post (31) are provided with T-shaped grooves (32), and the inner wall of the insulating cover (35) is provided with a positioning ring (36) in a rotating connection mode, and the inner wall of the positioning ring (36) is symmetrically provided with T-shaped protrusions (37) clamped in the T-shaped grooves (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311055443.6A CN117038383B (en) | 2023-08-21 | 2023-08-21 | Outdoor high-voltage vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311055443.6A CN117038383B (en) | 2023-08-21 | 2023-08-21 | Outdoor high-voltage vacuum circuit breaker |
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| Publication Number | Publication Date |
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| CN117038383A true CN117038383A (en) | 2023-11-10 |
| CN117038383B CN117038383B (en) | 2024-02-23 |
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| CN202311055443.6A Active CN117038383B (en) | 2023-08-21 | 2023-08-21 | Outdoor high-voltage vacuum circuit breaker |
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|---|---|---|---|---|
| CN207835250U (en) * | 2018-01-25 | 2018-09-07 | 常州宝罗电机有限公司 | A kind of motor junction block |
| CN214043521U (en) * | 2020-12-30 | 2021-08-24 | 安阳优创电器有限责任公司 | Protection architecture for outdoor column vacuum circuit breaker |
| CN113363090A (en) * | 2021-06-18 | 2021-09-07 | 浙江汇网电气科技有限公司 | Outdoor high-voltage vacuum circuit breaker structure |
| CN215578343U (en) * | 2021-08-11 | 2022-01-18 | 河南省垠兴电力设备有限公司 | Vacuum circuit breaker |
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|---|---|
| CN117038383B (en) | 2024-02-23 |
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