CN113985076A - Arc extinguish chamber opening distance changing device - Google Patents
Arc extinguish chamber opening distance changing device Download PDFInfo
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- CN113985076A CN113985076A CN202111249415.9A CN202111249415A CN113985076A CN 113985076 A CN113985076 A CN 113985076A CN 202111249415 A CN202111249415 A CN 202111249415A CN 113985076 A CN113985076 A CN 113985076A
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- extinguish chamber
- arc extinguish
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- 238000004880 explosion Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000001514 detection method Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 210000000078 claw Anatomy 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
- 230000003068 static effect Effects 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The invention provides an arc extinguish chamber distance changing device, which comprises a claw and a limiting part, wherein: the clamping jaw comprises a clamping sleeve and a clamping piece; the limiting piece is arranged above the clamping jaw, and the inner side wall of the limiting piece is provided with a limiting curved surface; the top of the clamping piece is in contact with the limiting curved surface, the bottom of the clamping piece is connected with the inner bottom of the clamping sleeve through the elastic piece, and one side of the clamping piece is connected with the inner side wall of the clamping sleeve through the rotating shaft. The linkage is tight when pulling, and the device of natural release when reseing presss from both sides tightly, draws apart from and release fast to the simple and easy frock of explosion chamber movable end, realizes the swift automatic operation of drawing apart from of explosion chamber, simple structure, and only need one set of power and control, is suitable for big batch, the high efficiency variable-open-distance operation requirement in vacuum interrupter production and the detection.
Description
Technical Field
The invention belongs to the technical field of aging detection of an arc extinguish chamber, and particularly relates to an arc extinguish chamber opening distance changing device.
Background
In the manual opening distance adjusting tool in the prior art, the opening distance is adjusted in a cam type, a thread type and a lever type respectively; in the prior art, the opening distance is adjusted in an automatic mode, one power is used for clamping the movable end of the arc extinguish chamber (both the power and the pneumatic power are adopted, the other power is used for pulling the opening distance of the arc extinguish chamber, and two sets of devices are matched with the power to complete the opening distance adjusting operation.
Disclosure of Invention
The device is used for clamping the movable end of the arc extinguish chamber in a linkage manner during pulling and releasing the movable end of the arc extinguish chamber naturally during resetting, quickly clamping, opening and releasing the movable end of the arc extinguish chamber, realizing quick and automatic opening operation of the arc extinguish chamber, having simple structure, only needing one set of power and control, and being suitable for the requirements of large-batch and high-efficiency opening operation in production and detection of the vacuum arc extinguish chamber. Meanwhile, the requirements of the processes such as current aging, high-voltage aging, vacuum degree detection, insulation detection and the like on automatic open-distance operation are met.
In order to solve the technical problem, the invention adopts the technical scheme that the arc extinguish chamber distance changing device comprises a clamping jaw and a limiting part, wherein: the jaw comprises a clamping sleeve and a clamping piece; the limiting piece is arranged above the clamping jaw, and the inner side wall of the limiting piece is provided with a limiting curved surface; the top of the clamping piece is contacted with the limiting curved surface, the bottom of the clamping piece is connected with the inner bottom of the clamping sleeve through an elastic piece, and one side of the clamping piece is connected with the inner side wall of the clamping sleeve through a rotating shaft; the clamping device is characterized in that the lower end of the clamping jaw is connected with a driving assembly, and the clamping end of the clamping piece is connected with a moving contact of the arc extinguish chamber through a tool.
Further, the driving assembly comprises a driving piece and a transmission piece, and the clamping jaws are connected with the driving piece through the transmission piece.
Furthermore, at least one group of clamping pieces are arranged in the clamping sleeve, and one group of clamping pieces comprise two clamping pieces which are symmetrically arranged.
Further, the top arc surface of the clamping piece is positioned right below the limiting curved surface; the clamping end of the clamping piece is provided with a curved surface matched with the tool.
Furthermore, a limiting surface and a guide surface are arranged on the outer side of the limiting part, and a clamping sleeve on the clamping jaw is in clearance fit with the guide surface of the limiting part in the radial direction and is in axial contact with the limiting surface of the limiting part; the guide surface is in contact fit with the inner side wall of the clamping sleeve.
Further, the tool is a shaft connected to the tail end of the moving contact, and a limiting boss is arranged at the tail end of the shaft.
Further, the elastic element is a tensile elastic element.
The supporting frame comprises a supporting plate and a bottom plate, the supporting plate is arranged at the top of the limiting piece, and the lower surface of the supporting plate is in contact with the upper surface of the limiting piece; the bottom plate is arranged at the bottom of the driving assembly.
Furthermore, an arc extinguish chamber is installed on the supporting plate, the upper surface of the supporting plate is in contact with the lower surface of the bottom of the arc extinguish chamber, a moving contact and a static contact are arranged in the arc extinguish chamber, a hole for placing the moving contact is formed in the supporting plate, and the static contact is arranged above the moving contact and fixed to the top of the arc extinguish chamber.
Furthermore, the lower terminal surface of moving contact digs and is equipped with the hole that is used for placing the frock, the frock card is established downtheholely.
Compared with the prior art, the invention has at least the following beneficial effects:
according to the clamping device, when the clamping sleeve is sleeved at the tail end of the guide surface of the limiting part, the top of the clamping part slides along the limiting curved surface under the action of the pulling force and the gravity of the elastic part until the clamping part is clamped on a tool, and meanwhile, when the movable contact and the fixed contact in the device are in a full-open distance state, the clamping part is clamped with the tool; when the movable and fixed contacts are connected, the clamping jaw moves upwards, the top end of the clamping piece is contacted with the limiting curved surface, the device effectively solves the variable-opening-distance operation problem of the vacuum arc extinguish chamber, meanwhile, the application prospect in the field of tool or device for grabbing, moving and releasing objects is wide, the market economic benefit is in a good period, the variable-opening-distance device which is in linkage clamping during pulling and natural releasing during resetting is realized through the matching motion of the clamping jaw and the limiting piece, the rapid clamping, the variable-opening-distance and the rapid releasing of the movable end of the arc extinguish chamber are completed, the action is continuous, the efficiency is higher, the structure is simple, and only one set of power and control is needed; the device is suitable for the requirements of large-batch and high-efficiency variable-opening-distance operation in production and detection of the vacuum arc extinguish chamber.
Furthermore, a rotating shaft is arranged in a clamping jaw of the device, the rotating shaft can effectively control the motion of the clamping piece in the horizontal direction, meanwhile, the rotating shaft limits the initial height of the clamping piece, and through the matching of the limiting part and the elastic part, the variable-opening-distance structure of the device is controlled more stably, and the reliability of the device is greatly improved.
Furthermore, the device is provided with a power source, the stable operation of the device is realized through the driving assembly, and the movement of the device can be realized only by using one power; simultaneously, drive assembly includes driving piece and driving medium, uses the driving medium to make the device nimble use under the condition that does not receive the high restriction to, the stable cooperation of driving medium and driving piece is more effectual the accuracy of having guaranteed the device, makes the device not restricted by the in service behavior.
Furthermore, the quantity of chucking spare decides according to the in-service use condition in this device to not being limited to two chucking spares, the increase and decrease of chucking spare can the stability of effectual assurance device under the service use condition of difference, does not receive the restriction of frock, is applicable to the processing condition of high accuracy simultaneously.
Furthermore, the chucking spare that this device provided is not traditional chucking structure, is through ingenious design, not only can cooperate with the spacing curved surface of locating part, can also press from both sides tight operation to the frock, simultaneously, can further good assurance device's steady operation to the injecing of the position relation of chucking spare.
Furthermore, the locating part lateral wall of this device still is provided with spacing face and spigot surface, the stability when with the cutting ferrule cooperation can be guaranteed in the setting of spacing face and spigot surface to, it is spacing to provide good to the variable opening distance of device, increases the reliability of device.
Further, the frock structure that this device provided is for taking the axle type structure of spacing boss, and the setting up of boss can be good guarantee clamping piece to the tight release of clamp of frock to more stable guarantee the stability of frock to becoming the opening distance.
Furthermore, the elastic piece is adopted by the limiting device in the clamping jaw in the device, the stable operation of the device is ensured by the selection of the elastic piece, the abrasion can be effectively reduced in the matching process with the limiting curved surface, and the service life of the device is prolonged.
Furthermore, the explosion chamber setting of this device is in the backup pad, and the backup pad can provide good support performance for the explosion chamber, and simultaneously, is provided with the hole that is used for placing the moving contact in the backup pad, can effectual increase device's stability.
Further, the frock setting of this device is on the lower terminal surface of moving contact, and lower terminal surface digs and is equipped with the hole that is used for placing the frock, does benefit to the fixed of frock more, can effectual guarantee device press from both sides the stability when tight and release, has ensured to draw the reliability of establishing the moving contact.
Meanwhile, the tool is matched with the clamping jaw, linkage clamping is flexibly realized during pulling, and the variable opening distance is naturally released during resetting. The simple tool is used for quickly clamping, changing and releasing the opening distance, quickly changing the opening distance and having a simple structure; the device is suitable for the requirements of mass and high-efficiency operation in the production and detection of the vacuum arc-extinguishing chamber.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is an overall cross-sectional view of an apparatus in an embodiment of the invention;
FIG. 2 is a front view of an apparatus in an embodiment of the invention;
FIG. 3 is a limiting member according to an embodiment of the invention;
FIG. 4 is a front view of an arc extinguish chamber with a tool in the embodiment of the invention;
FIG. 5 is a tooling in an embodiment of the present invention;
FIG. 6 illustrates an initial state of the apparatus according to an embodiment of the present invention;
FIG. 7 illustrates the device in an embodiment of the invention in an operative condition clamped before the device is pulled apart;
FIG. 8 illustrates an embodiment of the present invention in an operational state prior to the device being pulled apart;
FIG. 9 illustrates an intermediate open-space operating condition of the apparatus in an embodiment of the present invention;
FIG. 10 illustrates a fully open operating condition of the apparatus in an embodiment of the present invention;
FIG. 11 is a cross-sectional view of an embodiment of the present invention without the arc chute positioned;
fig. 12 is a placement state diagram in the embodiment of the present invention.
Code numbers in the figures: the device comprises a limiting part 1, a tool 2, a clamping jaw 3, a driving component 4, a supporting frame 5, an arc extinguish chamber 6, a limiting curved surface 11, a guiding surface 12, a limiting surface 13, a clamping sleeve 31, a rotating shaft 32, a clamping part 33, an elastic part 34, a transmission part 41, a driving part 42, a supporting plate 51 and a bottom plate 52.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless expressly stated or limited otherwise, the reference to a first feature "on," "above" or "above" a second feature means that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The invention provides a vacuum arc extinguishing automatic side spacing device, in this embodiment, as can be seen from fig. 1, the device provided by the invention comprises a limiting part 1, a tool 2, a jaw 3, a driving component 4 and a support frame 50, wherein the limiting part 1 comprises a limiting curved surface 11, a guide surface 12 and a limiting surface 13, the jaw 3 comprises a clamping sleeve 31, a rotating shaft 32, a clamping piece 33 and an elastic piece 34, the driving component 4 comprises a transmission part 41 and a driving part 42, and comprises a support frame 50, a support plate 51 and a bottom plate 52,
in a certain preferred embodiment 1 of the present invention:
the invention provides a vacuum arc-extinguishing variable-opening-distance device which comprises a jaw 3, wherein the jaw 3 comprises a clamping sleeve 31, a rotating shaft 32, a clamping piece 33 and an elastic piece 34, and the variable opening distance is realized through the matching of the jaw 3 and a limiting piece 1. The jaw 3 device of the present invention is pushed by the driving assembly 4 to move up and down, in a preferred embodiment of the present invention, the cutting section of the cutting sleeve 31 is a U-shaped structure, the elastic member 34 and the clamping member 33 are symmetrically arranged inside the cutting sleeve 3, one end of the elastic member 34 is directly connected with the jaw 3, and the other end of the elastic member 34 is connected with the clamping member 33; the driving component 4 comprises a transmission piece 41 and a driving piece 42, the driving piece 42 drives the transmission piece 41 to move, and the transmission piece 41 is connected with the ferrule 31; the technical effect of changing the distance is achieved by the regulation of the shape of the limiting member 1 and the regulation of the shape of the clamping member 33; in a preferred embodiment of the present invention, the upper end of the clamping member 33 is provided with a curved surface for relative movement with the limiting surface 13 of the limiting member 1, the lower end of the clamping member 33 is provided with a flat surface for matching with the end surface of the center shaft of the tool 2, the lower end of the inner side of the clamping member 33 is provided with a V-shaped surface, and the upper end of the inner side of the clamping member 33 is an inclined surface; the top of locating part 1 contacts with support frame 5, support frame 5 includes bottom plate 52 and backup pad 51, driving piece 42 sets up on bottom plate 52, install the explosion chamber on the backup pad 51, be provided with the sound contact in the explosion chamber, the terminal surface is dug to be equipped with and is used for placing the hole of frock 2 under the moving contact, 2 blocks of frock are established downtheholely, and it presss from both sides tightly, pulls open apart from and move the end release operation to realize the explosion chamber through reciprocating of driving piece 42.
In a certain preferred embodiment 2 of the present invention:
a through cavity is arranged in the limiting piece 1, the upper end of the cavity is fixedly connected with the lower end face of the supporting plate 51 of the supporting frame 50, a limiting curved surface is arranged in the lower end of the cavity, a guide surface is arranged outside the lower end of the cavity, and a limiting surface is arranged at the root of the guide surface;
the jaw 3 consists of a clamping sleeve 31, a rotating shaft 32, a clamping piece 33 and a tension spring 34; a rotating shaft 32, a clamping piece 33 and a spring 34 are symmetrically arranged in the clamping sleeve 31, and the clamping piece 33 rotates around the rotating shaft 32 relatively; one end of the elastic piece 34 is connected with the clamping sleeve 31, and the other end is connected with the clamping piece 33 and is in a stretching state; the cutting sleeve 31 is in clearance fit with the guide surface of the limiting part 1 and moves relative to the limiting surface of the limiting part 1; the upper end of the clamping member 33 is provided with a curved surface which moves relative to the limiting surface of the limiting member 1, the lower end of the clamping member 33 is provided with a plane which is matched with the end surface of the middle shaft of the tool 2, the lower end of the inner side of the clamping member 33 is provided with a V-shaped surface, and the upper end of the inner side of the clamping member 33 is an inclined surface; the driving component 4 consists of a driving part 42 and a transmission part 41; the driving piece 42 is fixed on the bottom plate 51 of the supporting frame 5; one end of the transmission piece 41 is fixedly connected with the driving piece 42, and the other end is fixedly connected with the lower end of the clamping sleeve 31 of the clamping jaw 3; a threaded shaft of the tool 2 is matched with an inner hole of a movable end conducting rod of the arc extinguish chamber 6, and a limiting surface of the threaded shaft is contacted with the end surface of the movable end conducting rod; the end surface of the shell at the movable end of the arc extinguish chamber is contacted with the supporting surface on the supporting plate 51 of the supporting frame 50, and the guide rod at the movable end of the arc extinguish chamber and the tool 2 penetrate through the working hole of the supporting plate 51;
the method comprises the following operation steps:
1. the arc extinguish chamber is provided with a tool: as shown in fig. 4 and 5, a tool 2 is provided for the arc extinguish chamber 6, and a threaded shaft of the tool 2 is screwed into a conductive rod at the movable end of the arc extinguish chamber 2.
2. The initial state of the device is as follows: as shown in fig. 4 and 6, the arc-extinguishing chamber 6 and the tool 2 are placed on the variable-pitch device. As shown in fig. 11, the pre-placement state; as shown in fig. 12, during placement; as shown in fig. 6, after being placed, the distance varying device is in an initial position, and the ferrule 31 of the claw 3 is in clearance fit with the guide surface 12 of the position limiting member 1 in a radial direction and contacts the position limiting surface 13 of the position limiting member 1 in an axial direction. The clamping pieces 33 on the jaws 3 are in contact with the limiting surface 11 in the cavity of the limiting part 1 under the action of self gravity and the pulling force of the elastic parts 34 and are in a static state, and the middle of the symmetrical clamping pieces 33 is open. The inclined plane of the upper end of the inner side of the clamping piece 33 plays a role in guiding the tool 2, so that the tool 2 smoothly passes through the middle channel of the clamping piece, and the shell of the movable end of the arc extinguish chamber 6 is attached to the supporting plate 51 of the supporting frame 50.
3. The opening distance is changed:
1 variable-pitch front action: as shown in fig. 6, 7 and 8, the device is from rest to the moment before the distance is changed. The driving member 42 operates to drive the driving member 41 and the jaw 3 to move downwards, and drives the ferrule 31, the rotating shaft 32, the clamping member 33 and the elastic member 34 on the jaw 3 to move downwards. Meanwhile, the two clamping pieces 33 rotate around the rotating shaft 32 under the action of gravity and the tensile force of the elastic piece 34, the tops of the two clamping pieces are opened outwards and move along the limiting curved surface 11 at the lower end in the cavity of the limiting piece 1 and are gradually separated from the limiting piece 1, so that the clamping ends of the clamping pieces 33 (namely, the bottom of the V-shaped surface at the lower end of the inner side is in radial contact with the center shaft of the tool 2, the center shaft of the tool 2 is radially clamped, the plane at the bottom of the clamping pieces 33 is further in contact with the end surface at the inner side of the center shaft of the tool 2, and the tool 2 is axially and radially clamped at the critical moment of changing the opening distance, so that the movable end of the arc extinguish chamber is clamped in a linkage manner.
2, intermediate spacing work: as shown in fig. 8 and 9, on the basis, the driving element 42 continues to operate to drive the driving element 41 and the jaw 3 to continue to move downwards, the ferrule 31 continues to move downwards relative to the limiting element 1, the fixture 2 in which the clamping element 33 clamps the arc extinguish chamber 6 moves downwards to separate the moving contact of the arc extinguish chamber 6 from the fixed contact, the opening distance gradually increases, and the driving element stops operating to a certain required middle opening distance position, so that the arc extinguish chamber is at the middle opening distance and is kept.
3, as shown in fig. 9 and 10, on the basis, the driving member continues to operate to drive the driving member 41 and the clamping jaw 3 to continue to move downwards, the clamping sleeve 3-1 continues to move downwards along the outer guide surface of the limiting member 1, the clamping member 3-3 is always clamped on the tool 2 under the action of gravity and the tensile force of the elastic member 34, the clamping member 33 clamps the tool 2 of the arc extinguish chamber 6 to continue to move downwards, so that the distance between the moving contact and the fixed contact of the arc extinguish chamber 6 is continuously increased until the full-distance position is reached, the driving member stops operating, and the arc extinguish chamber is at the full-distance and is kept.
4 the device resets and gets the explosion chamber: as shown in fig. 4, 6, 7, 8, 9, 10 and 12, on the above basis, the driving member 42 operates to drive the driving member 41 and the jaw 3 to move upward, to drive the ferrule 31, the rotating shaft 32, the clamping member 33 and the elastic member 34 on the jaw 3 to move upward, the clamping sleeve 31 moves upward along the outer guide surface of the limiting member 1, the clamping member 33 clamps the tooling 2 of the arc extinguish chamber 6 to move upward under the action of gravity and the pulling force of the elastic member 34, the opening distance of the moving and static contacts becomes smaller gradually, the lower end plane of the clamping member 33 is separated from the axial end plane of the central shaft in the tooling 2 in an axial contact manner, and then the lower end V-shaped plane of the inner side of the clamping member 33 is separated from the axial direction of the central shaft in the tooling 2 in an axial contact manner, the two clamping members 33 gradually approach upward and contact the limiting curved surface of the lower end of the inner cavity of the limiting member, and rotate inward around the rotating shaft 32 under the pushing force of the rotating shaft 32, the self-gravity of the clamping member 33 and the pulling force of the elastic member 34, the cutting ferrule 31 is along the continuous upward movement of locating part 1 spigot surface, to the contact of cutting ferrule 31 upper end axial terminal surface and the spacing face of locating part 1, driving piece 42 stall, automatic apart from the device and reset to initial condition this moment, chucking spare 33 on the jack catch 3 is under the pulling force effect of gravity and elastic component 34, the contact of top curved surface and 1 intracavity spacing curved surface 11 of locating part is in quiescent condition, two chucking spare 33 intermediate channels of symmetry are opened, realize the explosion chamber movable end of natural release, take out the explosion chamber 6 of taking frock 2. The device state in the arc extinguish chamber taking out process and the device state after the arc extinguish chamber taking out process.
4. And (5) replacing the arc extinguish chamber again to repeat the process to carry out the operation of changing the opening distance.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art. The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides an explosion chamber becomes apart from device, characterized by, includes jack catch (3) and locating part (1), wherein: the jaw (3) comprises a clamping sleeve (31) and a clamping piece (33); the limiting piece (1) is arranged above the clamping jaw (3), and the inner side wall of the limiting piece (1) is provided with a limiting curved surface (11); one side of chucking spare (33) is connected through pivot (32) and cutting ferrule (31) inside wall, chucking spare (33) top and spacing curved surface (11) contact, the bottom of chucking spare (33) is passed through elastic component (34) and is connected with bottom in cutting ferrule (31), jack catch (3) lower extreme is connected with drive assembly (4), the exposed core of chucking spare (33) passes through frock (2) with the moving contact of explosion chamber and is connected.
2. An arc chute variable-pitch device according to claim 1, characterized in that the drive assembly (4) comprises a drive member (42) and a transmission member (41), the jaw (3) being connected to the drive member (42) via the transmission member (41).
3. An arc chute opening distance changing device according to claim 1, characterized in that at least one set of clamping members is arranged in the clamping sleeve (31), and the set of clamping members comprises two clamping members (33) which are symmetrically arranged.
4. An arc extinguishing chamber variable opening distance device according to claim 1, characterized in that the top arc surface of the clamping member (33) is located right below the limiting curved surface.
5. An arc extinguishing chamber opening distance changing device according to claim 1, characterized in that a limiting surface (13) and a guide surface (12) are arranged on the outer side of the limiting member (1), and a clamping sleeve (31) on the clamping jaw (3) is in clearance fit with the guide surface (12) of the limiting member (1) in the radial direction and is in axial contact with the limiting surface (13) of the limiting member (1).
6. The arc extinguish chamber distance changing device according to claim 1, wherein one end of the tool (2) is connected with a moving contact of the arc extinguish chamber, the other end of the tool (2) is provided with a limiting boss, and the clamping end of the clamping member (33) can be in contact with the end face of the limiting boss.
7. An arc chute variable-spacing device according to claim 1, characterized in that said elastic element (34) is a tension elastic element.
8. An arc extinguish chamber distance changing device according to claim 1, characterized by further comprising a support frame (5), wherein the support frame (5) comprises a support plate (51) and a bottom plate (52), the support plate (51) is arranged at the top of the limiting member, and the lower surface of the support plate (51) is in contact with the upper surface of the limiting member (1); the bottom plate (52) is arranged at the bottom of the driving assembly (4).
9. An arc extinguish chamber distance changing device according to claim 8, wherein the arc extinguish chamber is installed on the supporting plate (51), the upper surface of the supporting plate (51) is in contact with the lower surface of the bottom of the arc extinguish chamber, the supporting plate (51) is provided with a hole for placing a movable contact, and the fixed contact is arranged above the movable contact.
10. An arc extinguish chamber distance changing device according to claim 9, wherein the lower end of the movable contact is provided with a hole for placing a tool (2), and the tool (2) is clamped in the hole of the movable contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111249415.9A CN113985076B (en) | 2021-10-26 | 2021-10-26 | Arc extinguishing chamber variable-spacing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111249415.9A CN113985076B (en) | 2021-10-26 | 2021-10-26 | Arc extinguishing chamber variable-spacing device |
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| CN113985076A true CN113985076A (en) | 2022-01-28 |
| CN113985076B CN113985076B (en) | 2024-01-30 |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201398078Y (en) * | 2009-03-16 | 2010-02-03 | 李继鹏 | Unattended operation vacuum combined type reactive power compensator for high-voltage electricity |
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| CN113433350A (en) * | 2020-03-23 | 2021-09-24 | 西安高压电器研究院有限责任公司 | Arc extinguish chamber open distance adjusting tool |
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| CN112951647A (en) * | 2019-11-26 | 2021-06-11 | 天津平高智能电气有限公司 | Aging and insulation testing device for vacuum arc-extinguishing chamber |
| CN111113739A (en) * | 2020-01-19 | 2020-05-08 | 江苏易元新材料科技有限公司 | Automatic mode locking and die sinking structure of centrifugal casting machine |
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| CN113985076B (en) | 2024-01-30 |
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