CN117116708B - Dual-sealing ceramic high-voltage direct-current contactor - Google Patents
Dual-sealing ceramic high-voltage direct-current contactor Download PDFInfo
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- CN117116708B CN117116708B CN202311324443.1A CN202311324443A CN117116708B CN 117116708 B CN117116708 B CN 117116708B CN 202311324443 A CN202311324443 A CN 202311324443A CN 117116708 B CN117116708 B CN 117116708B
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- voltage direct
- fixedly connected
- contactor
- support frame
- double
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- 239000000919 ceramic Substances 0.000 title claims abstract description 31
- 238000007789 sealing Methods 0.000 title claims abstract description 25
- 230000006835 compression Effects 0.000 claims abstract description 62
- 238000007906 compression Methods 0.000 claims abstract description 62
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 31
- 239000000741 silica gel Substances 0.000 claims description 31
- 229910002027 silica gel Inorganic materials 0.000 claims description 31
- 230000007246 mechanism Effects 0.000 claims description 24
- 230000035939 shock Effects 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 238000005728 strengthening Methods 0.000 claims description 6
- 238000013016 damping Methods 0.000 claims description 3
- 210000004907 gland Anatomy 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 15
- 238000003825 pressing Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/14—Terminal arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
Abstract
The invention discloses a double-sealing type ceramic high-voltage direct current contactor, which relates to the technical field of high-voltage direct current contactors and comprises a contactor body, wherein wiring terminals are symmetrically arranged on the upper surface of the contactor body, compression nuts are connected to the outer surfaces of the wiring terminals in a threaded manner, and when a wire is compressed through the compression nuts, limiting posts are separated from limiting rods at the same time, so that the upper end of a rotating compression rod rotates and presses the top end of the compression nuts, the resistance of the compression nuts when the compression nuts move upwards is increased under the pressing of the rotating compression rods, the friction force of the compression nuts when the compression nuts rotate is increased, the phenomenon that the compression nuts are easily loosened due to vibration when the compression nuts are influenced by external force is prevented, the fixing effect of the compression nuts when the compression nuts are used is improved, the fixing effect between the guide and the wiring terminals is more reliable, and the safety of the double-sealing type ceramic high-voltage direct current contactor when the compression nuts are used is improved.
Description
Technical Field
The invention relates to the technical field of high-voltage direct-current contactors, in particular to a double-sealing ceramic high-voltage direct-current contactor.
Background
The ceramic high-voltage direct current contactor is mainly used in a direct current electric system to cut off or close a circuit and control the transmission and distribution of high-voltage direct current, has the advantages of high insulativity, oxidation resistance and the like, and is divided into a double-sealing type and a multiple-sealing type.
In the prior art, when the double-sealing ceramic high-voltage direct current contactor is used for wiring, one end of a wire is required to be wound on a wiring terminal of the contactor, then the wire is fixed on the wiring terminal by rotating a nut on the wiring terminal, however, in the later use, the nut is possibly influenced by external force, the phenomenon of loosening easily occurs due to vibration, the contact between a coil of the wire and the wiring terminal is unreliable, the phenomenon of poor contact between the wire and the wiring terminal is caused, and the normal work of the contactor is influenced or electrical faults are caused;
meanwhile, as the material of the double-sealing ceramic high-voltage direct current contactor is ceramic, one of the characteristics is that the ceramic high-voltage direct current contactor has very high brittleness, and as most of the ceramic high-voltage direct current contactors are fixedly installed and have no buffer protection structure, when the ceramic high-voltage direct current contactor is impacted by external force, the ceramic high-voltage direct current contactor is likely to be damaged, so that the durability of the contactor is lower, and the requirements of people cannot be met.
Therefore, a double-sealing ceramic high-voltage direct-current contactor is provided to solve the problems.
Disclosure of Invention
In view of the above, the technical problem to be solved by the invention is to provide a double-sealing ceramic high-voltage direct-current contactor, so as to solve the problems of poor fixing effect of an external lead and a connecting terminal of the contactor and poor protective performance of the contactor in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a double-sealing type pottery high voltage direct current contactor, includes the contactor body, contactor body upper surface symmetry is provided with binding post, binding post surface threaded connection has gland nut, double-sealing type pottery high voltage direct current contactor is including:
locking strengthening mechanism: the anti-loosening reinforcing mechanism comprises an arc clamping rod for assisting in reinforcing, and is used for reinforcing the installation of a wire;
damping protection mechanism: the shock attenuation protection mechanism is including being used for the absorbing silica gel pad, shock attenuation protection mechanism is used for slowing down the external force impact that the contactor body received, shock attenuation protection mechanism is located locking strengthening mechanism below.
Preferably, the anti-loosening reinforcing mechanism further comprises a supporting frame, wiring terminals are symmetrically arranged on the supporting frame, the supporting frame is fixedly connected with the contactor body, a rotating rod is symmetrically arranged at the bottom of the compression nut, the rotating rod is rotationally connected with the supporting frame, a counterweight sliding rod is slidably connected to one side, close to the rotating rod, of the supporting frame, and a linkage column is fixedly connected to one side, close to the rotating rod, of the counterweight sliding rod.
Preferably, the wiring terminal outside is all symmetrically provided with the supporting shoe, the supporting shoe all with contactor body fixed connection, the equal sliding connection of supporting shoe upper surface has the slider, all be connected with the connecting rod between slider and the counter weight slide bar in a rotating way, the equal symmetry of arc clamping lever sets up in the wiring terminal outside, arc clamping lever all with slider fixed connection.
Preferably, the support frame is close to the equal sliding connection of dwang one side and has the movable block, the equal fixedly connected with pushing piece in support frame one side is kept away from to the movable block, the equal fixedly connected with fixed column in dwang one side is kept away from to the support frame, the equal rotation of fixed column surface is connected with the rotation depression bar, all be provided with the torsional spring between rotation depression bar and the fixed column.
Preferably, the support frame is close to the equal sliding connection of push away piece one side and has spacing post, spacing post all runs through the support frame, the equal fixedly connected with triangle of spacing post surface, the equal fixedly connected with gag lever post of rotation depression bar one side that is close to spacing post.
As the preference, shock attenuation protection machanism still includes the supporting seat, the contactor body bottom is located to the silica gel pad cover, the silica gel pad sets up in the supporting seat internal surface, supporting seat upper surface symmetry is provided with the slip arc pole, the equal fixedly connected with gleitbretter in slip arc pole bottom, slip arc pole is all through gleitbretter and supporting seat sliding connection, slip arc pole all runs through in the supporting seat upper surface.
Preferably, connecting sliding rods are symmetrically arranged at the top of the inner wall of the supporting seat, the connecting sliding rods are fixedly connected with the sliding arc-shaped rods, the connecting sliding rods are slidably connected with the supporting seat, and movable rods are rotatably connected to one sides of the two opposite sides of the connecting sliding rods.
Preferably, the top of the inner wall of the supporting seat is rotationally connected with a rotating disc, the rotating disc is rotationally connected with a movable rod, the bottom of the rotating disc is fixedly connected with a worm wheel, the top of the inner wall of the supporting seat is fixedly connected with a supporting sleeve, an inner cavity of the supporting sleeve is rotationally connected with a worm, the worm penetrates through the supporting sleeve, the worm penetrates through the supporting seat, and the worm is meshed with the worm wheel.
Preferably, one end, far away from the worm wheel, of the worm is fixedly connected with a knob, the outer surfaces of the knobs are symmetrically and slidably connected with push rods, a sliding magnetic ring is fixedly connected between the two push rods, the outer surface of the supporting seat is fixedly connected with a fixed magnetic ring, and the fixed magnetic ring is sleeved on the outer side of the worm.
Compared with the prior art, the invention provides a double-sealing ceramic high-voltage direct-current contactor, which has the following beneficial effects:
1. when the lead is compressed by the compression nut, the limit post is separated from the limit rod, so that the upper end of the rotary compression rod rotates and presses the top end of the compression nut, the resistance of the compression nut when moving upwards is increased under the downward pressing of the rotary compression rod, the friction force of the compression nut when rotating is increased, the phenomenon that the compression nut is easy to loosen due to vibration when being influenced by external force is prevented, the fixing effect of the compression nut when in use and the stability of the compression nut when in use are improved, the fixing effect between the guide and the wiring terminal is more reliable, and the safety of the double-sealing ceramic high-voltage direct-current contactor when in use is increased;
2. the fixing angle of the wire can be increased by pressing and clamping the wire on the outer surface of the compression nut and clamping the wire by the arc clamping rod, and a plurality of fixing points are provided for a plurality of positions of the wire, so that the fixing effect of the wire is improved, the phenomenon of loosening or loosening is prevented when the wire is connected with the wiring terminal, the wire is prevented from being overlapped and in poor contact, and the stability of the wire and the wiring terminal in use is improved;
3. through the arrangement of the worm and the worm wheel, when the sliding arc rod is moved outwards by external force, the connecting slide rod drives the movable rod to pull the rotating disc and the worm wheel to rotate, but because the worm can only drive the worm wheel to rotate, the worm wheel can not drive the worm wheel to rotate, so that the external force pulling the sliding arc rod can not interfere with the sliding arc rod, thereby improving the fixing effect on the contactor body;
4. through the setting of silica gel pad, because of the silica gel pad is the silica gel material, be a material that has high elasticity, when the contactor body receives external force impact and transmits to the silica gel pad, the silica gel pad can take place deformation and resume the original form rapidly, absorbs and disperses impact force simultaneously, then dissipates vibration energy to the impact force that the contactor body received has been reduced, the contactor body has been protected, the durability of contactor body has been increased.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a top view of the contactor body of the present invention;
FIG. 3 is an enlarged block diagram of the portion A of FIG. 2 according to the present invention;
FIG. 4 is a partial perspective view of the structure of FIG. 1 according to the present invention;
FIG. 5 is an enlarged block diagram of the portion B of FIG. 4 according to the present invention;
FIG. 6 is a partial perspective view of the structure of FIG. 2 according to the present invention;
FIG. 7 is a partial block diagram of the present invention of FIG. 1;
FIG. 8 is a partial cross-sectional block diagram of the present invention;
fig. 9 is an enlarged view of the structure of fig. 8 at C in accordance with the present invention.
In the figure:
1. a contactor body; 2. a connection terminal; 3. a compression nut;
401. a support frame; 402. a counterweight slide bar; 403. a linkage column; 404. a support block; 405. a slide block; 406. a connecting rod; 407. an arc clamping rod; 408. a rotating lever; 409. a movable block; 410. a pushing piece; 411. a limit column; 412. triangular blocks; 413. rotating the compression bar; 414. fixing the column; 415. a torsion spring; 416. a limit rod;
501. a silica gel pad; 502. a support base; 503. sliding the arc rod; 504. connecting a slide bar; 505. a rotating disc; 506. a movable rod; 507. a worm wheel; 508. a support sleeve; 509. a worm; 510. fixing a magnetic ring; 511. a knob; 512. a push rod; 513. and sliding the magnetic ring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention is described in further detail below with reference to the drawings and examples.
Examples
Please refer to fig. 1 to 6:
for the problem that mentions in the solution, this application embodiment provides a double-seal type pottery high voltage direct current contactor, including contactor body 1, contactor body 1 upper surface symmetry is provided with binding post 2, and binding post 2 surface threaded connection has gland nut 3, and double-seal type pottery high voltage direct current contactor is including:
locking strengthening mechanism: the anti-loosening reinforcing mechanism comprises an arc clamping rod 407 for assisting in reinforcing, and is used for reinforcing the installation of the lead;
damping protection mechanism: the shock attenuation protection machanism is used for slowing down the external force impact that contactor body 1 received including being used for the shock attenuation silica gel pad 501, and shock attenuation protection machanism is located locking strengthening mechanism below.
The anti-loosening reinforcing mechanism further comprises a support frame 401, the support frame 401 is symmetrically provided with the outer side of the binding post 2, the support frame 401 is fixedly connected with the contactor body 1, the bottom of the compression nut 3 is symmetrically provided with a rotating rod 408, the rotating rod 408 is rotationally connected with the support frame 401, one side of the support frame 401 close to the rotating rod 408 is slidingly connected with a counterweight sliding rod 402, one side of the counterweight sliding rod 402 close to the rotating rod 408 is fixedly connected with a linkage column 403, the linkage column 403 is contacted with the rotating rod 408, the outer side of the binding post 2 is symmetrically provided with a supporting block 404, the supporting block 404 is fixedly connected with the contactor body 1, the upper surface of the supporting block 404 is slidingly connected with a sliding block 405, a connecting rod 406 is rotationally connected between the sliding block 405 and the counterweight sliding rod 402, the arc clamping rod 407 is symmetrically arranged on the binding post 2, arc clamping bars 407 are fixedly connected with sliding blocks 405, movable blocks 409 are slidably connected to the side, close to rotating rods 408, of a support frame 401, pushing plates 410 are fixedly connected to the side, away from the support frame 401, of the movable blocks 409, fixed columns 414 are fixedly connected to the side, away from the rotating rods 408, of the support frame 401, rotating compression rods 413 are rotatably connected to the outer surfaces of the fixed columns 414, torsion springs 415 are arranged between the rotating compression rods 413 and the fixed columns 414, limit columns 411 are slidably connected to the side, close to the pushing plates 410, of the support frame 401, the limit columns 411 penetrate through the support frame 401, triangular blocks 412 are fixedly connected to the outer surfaces of the limit columns 411, limit rods 416 are fixedly connected to the side, close to the limit columns 411, of the rotating compression rods 413, and the limit columns 411 are clamped with the limit rods 416;
wherein: the triangular block 412 is provided with an arc surface on one side close to the pushing piece 410, and the limit column 411 can be driven to slide in an auxiliary manner under the guidance of the arc surface of the triangular block 412 when the pushing piece 410 moves upwards through the arc surface.
In the prior art, the nut is possibly affected by external force, the phenomenon of looseness easily occurs due to vibration, the contact between the coil of the wire and the wiring terminal 2 is unreliable, the phenomenon of poor contact occurs between the wire and the wiring terminal 2, compared with the prior art, the implementation of the embodiment increases the resistance when the compression nut 3 moves upwards, simultaneously increases the friction force when the compression nut 3 rotates, further, the phenomenon that the compression nut 3 is easily loosened due to vibration when being affected by external force can be prevented, the fixing effect of the compression nut 3 during use and the stability of the compression nut 3 during use are improved, meanwhile, the fixing effect between the guide and the wiring terminal 2 is more reliable, and the safety of the double-sealing ceramic high-voltage direct current contactor during use is increased.
Further embodiments: please refer to fig. 7 to 9:
the shock absorption protection mechanism further comprises a supporting seat 502, the bottom of the contactor body 1 is sleeved with a silica gel pad 501, the silica gel pad 501 is arranged on the inner surface of the supporting seat 502, sliding arc rods 503 are symmetrically arranged on the upper surface of the supporting seat 502, sliding vanes are fixedly connected to the bottom of the sliding arc rods 503, the sliding arc rods 503 are in sliding connection with the supporting seat 502 through the sliding vanes, the sliding arc rods 503 penetrate through the upper surface of the supporting seat 502, connecting sliding rods 504 are symmetrically arranged on the top of the inner wall of the supporting seat 502, the connecting sliding rods 504 are fixedly connected with the sliding arc rods 503, the connecting sliding rods 504 are in sliding connection with the supporting seat 502, movable rods 506 are rotatably connected to opposite sides of the two connecting sliding rods 504, a rotating disc 505 is rotatably connected to the inner wall top of the supporting seat 502, a worm wheel 507 is fixedly connected to the bottom of the rotating disc 505, a supporting sleeve 508 is fixedly connected to the inner cavity of the supporting sleeve 508, the worm 509 penetrates through the supporting sleeve 508, the worm 509 is meshed with the upper surface of the supporting seat 502, one end of the worm 509 far away from the worm 507 is fixedly connected with a 511, the outer surface of the knob 511 is symmetrically connected with a push rod 512, the two magnetic rings 512 are fixedly connected with a magnetic ring 510, and a magnetic ring 510 is fixedly connected to the outer surface of the push rod 512, and a magnetic ring 510 is fixedly connected to the outer surface of the rotary ring 510;
wherein: the silica gel pad 501 is made of silica gel and is used for absorbing and dispersing impact force received by the contactor body 1 and carrying out auxiliary protection on the contactor body 1.
In the prior art, simultaneously, because the material of double seal type ceramic high voltage direct current contactor is ceramic material, one of them characteristics is very high brittleness, and because ceramic high voltage direct current contactor is mostly fixed mounting, do not have any buffering protection structure, so when ceramic high voltage direct current contactor is receiving the impact of external force, make it probably appear the phenomenon of damage, compare with prior art, implementation in this embodiment, on contactor body 1 receives external force impact can transmit silica gel pad 501, silica gel pad 501 can take place deformation and resume the original form rapidly, absorb and scatter impact force simultaneously, then the vibration energy has been dissipated, thereby the impact force that contactor body 1 received has been reduced, contactor body 1 has been protected, the durability of contactor body 1 has been increased.
The working principle by all the matters in the above embodiments is as follows:
the initial state is as follows: under the clamping limit of the limit post 411 and the limit rod 416, the limit rod 416 and the rotary compression rod 413 cannot rotate, and the torsion spring 415 is in a torsion state.
The following is the working process of locking strengthening mechanism realization reinforcement wire installation:
when the wire connecting device is used, firstly, a worker winds a wire on the outer surface of the wiring terminal 2, then rotates the compression nut 3 to enable the compression nut 3 to move downwards along the wiring terminal 2 and compress the wire, when the compression nut 3 moves downwards through rotation, the bottom of the compression nut 3 downwards presses one end of the rotating rod 408, so that the rotating rod 408 rotates around the middle of the rotating rod 408 as a circle center, one end of the rotating rod 408 rotates downwards, the other end of the rotating rod 408 upwards rotates, when the other end of the rotating rod 408 upwards rotates, the other end of the rotating rod 408 pushes the linkage post 403 and the counterweight slide bar 402 to move upwards, when the counterweight slide bar 402 upwards moves, the bottom of the counterweight slide bar 402 drives the connecting rod 406 to rotate, at the moment, under the action of the connecting rod 406, the connecting rod 406 pushes the slide block 405 and the arc clamping rod 407 to approach the guiding of the outer surface of the wiring terminal 2, then clamps the outer surface of the wire, at the moment, the wire is clamped under the pressing clamping of the compression nut 3 and the clamping of the outer surface of the arc clamping rod 407, simultaneously, the fixing angle of the wire is increased, a plurality of fixing points for the wire are provided, the fixing points of the wire can mutually support and supplement, the fixing points are mutually, the wire fixing effect is improved, the wire is prevented from loosening the wiring terminal 2 or the phenomenon of the wire is prevented from being loose, and the wire connecting is prevented from contacting with the wiring terminal 2, when the phenomenon is bad, and when the wire is in contact;
further, when the rotating rod 408 rotates, one end of the rotating rod 408 gradually approaches the pushing piece 410 and pushes the pushing piece 410 and the movable block 409 to move upwards, when the pushing piece 410 moves upwards, the pushing piece 410 approaches and presses the triangular block 412, when the pushing piece 410 presses the triangular block 412 upwards, the pushing piece 410 presses the inclined surface of the triangular block 412 at the moment because the bottom of the triangular block 412 is an inclined surface, thereby driving the limit post 411 to move in a direction away from the limit rod 416 under the guiding of the inclined surface of the triangular block 412, when the compression nut 3 compresses a wire, the limit post 411 is simultaneously separated from the inserting connection with the limit rod 416, at the moment, under the torsion resilience of the torsion spring 415, the rotating compression rod 413 is driven to rotate downwards with the fixed post 414 as a center of a circle, so that the upper end of the rotating compression rod 413 rotates and presses the top end of the compression nut 3 under the lower pressing of the rotating compression rod 413, the resistance when the compression nut 3 moves upwards is increased, and the friction force when the compression nut 3 is pressed upwards is increased, thereby preventing the phenomenon that the compression nut 3 from being easily loosened due to vibration when being influenced by external force, the effect is improved, the fixing effect when the compression nut 3 is used, and the high-reliability ceramic terminal is used, and the safety connector is ensured, and the safety connector is used when the ceramic terminal is in use;
further, when the wire needs to be disassembled, the rotary compression bar 413 can be manually toggled to rotate, then the compression nut 3 is turned to enable the compression nut 3 to be far away from the wire, then one end of the rotary rod 408 can lose the pressure of the compression nut 3, at the moment, under the influence of gravity, the counterweight sliding rod 402 slides downwards to enable the rotary rod 408 to rotate, meanwhile, the connecting rod 406 is driven to rotate and the arc clamping rod 407 is pulled to be far away from the wire, meanwhile, the pushing and supporting of the rotary rod 408 are lost at the bottom of the pushing piece 410, the pushing piece 410 and the movable block 409 slide downwards and are reset, and then the limiting column 411 can be manually pushed to be close to the limiting rod 416 and clamped with the limiting rod, so that the installation of the next wire is facilitated;
the above operation is described with reference to fig. 1 to 6.
The following realizes protecting the contactor body 1 and reducing the external impact force received by the contactor body 1 for the shock absorption protection mechanism, and improves the working process of the durability of the contactor body 1:
the contactor body 1 can be inserted into the inner cavity of the silica gel pad 501, then the silica gel pad 501 and the contactor body 1 are placed on the upper surface of the supporting seat 502, then the knob 511 is rotated and the worm 509 is driven to rotate simultaneously, when the worm 509 rotates, the worm wheel 507 is driven to rotate simultaneously, thereby the rotating disc 505 is driven to rotate simultaneously through the worm wheel 507, when the rotating disc 505 rotates, the movable rod 506 can be pulled to rotate, then under the action of the movable rod 506, the connecting sliding rod 504 is pulled to be close to each other through the movable rod 506, thereby the sliding arc rod 503 is driven to be close to each other through the connecting sliding rod 504, so as to clamp the silica gel pad 501, further the installation of the silica gel pad 501 and the contactor body 1 is completed, after the clamping is completed, the push rod 512 can be pushed to drive the sliding magnetic ring 513 to be close to the fixed magnetic ring 510, then the fixed magnetic ring 510 and the sliding magnetic ring 513 are adsorbed together according to the principle of opposite magnetic attraction of the magnet, the knob 511 is fixed in an auxiliary way, when the contactor body 1 needs to be disassembled and overhauled, the push rod 512 can be pulled to enable the sliding magnetic ring 513 to be separated from the fixed magnetic ring 510, then the worm 509 is reversed to enable the worm wheel 507 and the rotating disc 505 to rotate reversely, so that the movable rod 506 pushes the connecting sliding rod 504 to be far away from each other, the sliding arc rod 503 is separated from the clamping of the silica gel pad 501, the contactor body 1 can be disassembled and installed through the simple rotating worm 509, the overhauling is more convenient, meanwhile, through the arrangement of the worm 509 and the worm wheel 507, when the sliding arc rod 503 is moved outwards by external force, the connecting sliding rod 504 drives the movable rod 506 to pull the rotating disc 505 and the worm wheel 507 to rotate, but because the worm 509 only can drive the worm wheel 507 to rotate, the principle that the worm wheel 507 can not drive the worm 509 to rotate, the external force pulling the sliding arc rod 503 can not interfere the external force, the fixing effect on the contactor body 1 is improved, and the resistance during rotation of the knob 511 is increased through the adsorption of the sliding magnetic ring 513 and the fixing magnetic ring 510 after the contactor body 1 is clamped, so that the knob 511 is prevented from being interfered by external force to rotate, the fixing effect during clamping of the sliding arc rod 503 is further improved, and the contactor body 1 is more stable during use after installation;
further, when the contactor body 1 is impacted by external force, the silica gel pad 501 is made of silica gel and is a material with high elasticity, when the contactor body 1 is impacted by external force and is transferred to the silica gel pad 501, the silica gel pad 501 deforms and quickly returns to the original state, and meanwhile, the impact force is absorbed and dispersed, and then vibration energy is dissipated, so that the impact force on the contactor body 1 is reduced, the contactor body 1 is protected, and the durability of the contactor body 1 is improved;
the above operation is described with reference to fig. 7 to 9.
The method is as follows:
when the wire is installed, the fixed angle to the wire is increased under the pressing clamping of the compression nut 3 and the clamping of the arc clamping rod 407 to the outer surface of the compression nut, the phenomenon of loosening or loosening occurs when the wire is connected with the wiring terminal 2 is prevented, the phenomenon of wire overlapping and poor contact is avoided, the stability of the wire when the wire and the wiring terminal 2 are used is improved, the upper end of the rotary compression rod 413 is enabled to rotate and press the top end of the compression nut 3, the resistance when the compression nut 3 moves upwards is increased under the pressing force of the rotary compression rod 413, the fixing effect between the guide and the wiring terminal 2 is more reliable, the safety of the double-sealing ceramic high-voltage direct current contactor when the double-sealing ceramic high-voltage direct current contactor is used is improved, then, the silica gel pad 501 deforms and quickly restores to the original state when the contact body 1 is impacted by external force and is transferred to the silica gel pad 501 through the arrangement of the silica gel pad 501, meanwhile, the impact force is absorbed and dispersed, and vibration energy is dissipated, so that the impact force of the contact body 1 is reduced, and the durability of the contact body 1 is improved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a double-sealing type pottery high voltage direct current contactor for high voltage direct current contactor, includes contactor body (1), contactor body (1) upper surface symmetry is provided with binding post (2), binding post (2) surface threaded connection has gland nut (3), its characterized in that, double-sealing type pottery high voltage direct current contactor is including:
locking strengthening mechanism: the anti-loosening reinforcing mechanism comprises an arc clamping rod (407) for assisting in reinforcing, and is used for reinforcing the installation of a wire;
damping protection mechanism: the shock absorption protection mechanism comprises a silica gel pad (501) for shock absorption, the shock absorption protection mechanism is used for relieving external force impact on the contactor body (1), and the shock absorption protection mechanism is positioned below the anti-loosening reinforcement mechanism;
the anti-loosening reinforcing mechanism further comprises a support frame (401), wiring terminals (2) are symmetrically arranged on the support frame (401), the support frame (401) is fixedly connected with the contactor body (1), rotating rods (408) are symmetrically arranged at the bottoms of the compression nuts (3), the rotating rods (408) are rotationally connected with the support frame (401), counterweight sliding rods (402) are slidably connected to one sides, close to the rotating rods (408), of the support frame (401), and linkage columns (403) are fixedly connected to one sides, close to the rotating rods (408), of the counterweight sliding rods (402).
The utility model discloses a contactor, including binding post (2), contactor body (1), supporting shoe (404), connecting rod (406) are all rotated between slider (405) and counter weight slide bar (402), arc clamping bar (407) all symmetry sets up in binding post (2) outside, arc clamping bar (407) all with slider (405) fixed connection, supporting shoe (404) upper surface all sliding connection has slider (405), connecting rod (406) are all rotated between binding post (2) outside.
2. The double-sealing ceramic high-voltage direct-current contactor according to claim 1, wherein: support frame (401) are close to all sliding connection in dwang (408) one side has movable block (409), the equal fixedly connected with pushing piece (410) in support frame (401) one side is kept away from to movable block (409), support frame (401) are kept away from dwang (408) one side and are equal fixedly connected with fixed column (414), fixed column (414) surface all rotates and is connected with rotation depression bar (413), all be provided with torsional spring (415) between rotation depression bar (413) and fixed column (414).
3. A double-sealed ceramic high-voltage direct-current contactor according to claim 2, wherein: the support frame (401) is close to push away equal sliding connection in piece (410) one side and has spacing post (411), spacing post (411) all run through support frame (401), equal fixedly connected with triangle piece (412) of spacing post (411) surface, all fixedly connected with gag lever post (416) in the rotation depression bar (413) one side that is close to spacing post (411).
4. The double-sealing ceramic high-voltage direct-current contactor according to claim 1, wherein: the shock attenuation protection machanism still includes supporting seat (502), contactor body (1) bottom is located to silica gel pad (501) cover, silica gel pad (501) set up in supporting seat (502) internal surface, supporting seat (502) upper surface symmetry is provided with slip arc pole (503), the equal fixedly connected with gleitbretter in slip arc pole (503) bottom, slip arc pole (503) all pass through gleitbretter and supporting seat (502) sliding connection, slip arc pole (503) all runs through in supporting seat (502) upper surface.
5. The double-sealing ceramic high-voltage direct-current contactor according to claim 4, wherein: the support base (502) inner wall top symmetry is provided with connection slide bar (504), connection slide bar (504) all with slip arc pole (503) fixed connection, connection slide bar (504) all with support base (502) sliding connection, two connection slide bar (504) are relative one side all rotates and is connected with movable rod (506).
6. The double-sealing ceramic high-voltage direct-current contactor according to claim 5, wherein: the support base (502) inner wall top rotates and is connected with rolling disc (505), rolling disc (505) all rotates with movable rod (506) to be connected, rolling disc (505) bottom fixedly connected with worm wheel (507), support base (502) inner wall top fixedly connected with supporting sleeve (508), supporting sleeve (508) inner chamber rotation is connected with worm (509), worm (509) runs through supporting sleeve (508), worm (509) runs through supporting base (502), worm (509) meshes with worm wheel (507).
7. The double-sealing ceramic high-voltage direct-current contactor according to claim 6, wherein: one end, far away from the worm wheel (507), of the worm (509) is fixedly connected with a knob (511), the outer surfaces of the knobs (511) are symmetrically and slidably connected with push rods (512), sliding magnetic rings (513) are fixedly connected between the two push rods (512), the outer surfaces of the supporting seats (502) are fixedly connected with fixed magnetic rings (510), and the fixed magnetic rings (510) are sleeved on the outer sides of the worm (509).
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| CN202311324443.1A CN117116708B (en) | 2023-10-13 | 2023-10-13 | Dual-sealing ceramic high-voltage direct-current contactor |
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| CN110783147B (en) * | 2019-09-29 | 2021-03-23 | 华为技术有限公司 | Direct current contactor and car |
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| CN210531382U (en) * | 2019-09-17 | 2020-05-15 | 昆山欣凯铭精密五金科技有限公司 | Anti-loosening nut |
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| CN117116708A (en) | 2023-11-24 |
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