CN106948691B - A kind of flexible valve and the switchgear using the flexible valve - Google Patents
A kind of flexible valve and the switchgear using the flexible valve Download PDFInfo
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- CN106948691B CN106948691B CN201710218413.0A CN201710218413A CN106948691B CN 106948691 B CN106948691 B CN 106948691B CN 201710218413 A CN201710218413 A CN 201710218413A CN 106948691 B CN106948691 B CN 106948691B
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- telescopic joint
- guide rail
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- otic placode
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- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
- E05D15/0621—Details, e.g. suspension or supporting guides
- E05D15/066—Details, e.g. suspension or supporting guides for wings supported at the bottom
- E05D15/0686—Tracks
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
- E05F15/643—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings operated by flexible elongated pulling elements, e.g. belts, chains or cables
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2999/00—Subject-matter not otherwise provided for in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Gates (AREA)
- Types And Forms Of Lifts (AREA)
- Patch Boards (AREA)
Abstract
The present invention relates to the switchgears of a kind of flexible valve and the use flexible valve, flexible valve includes the telescopic joint that is arranged in guide seats of guide seats and fore-aft travel ground, the nested setting successively of each telescopic joint, the front-end and back-end of each telescopic joint are respectively provided with the front limit structure coordinated with block before and after adjacent expansion section and rear position limiting structure, the guide seats are equipped with the guide rail extended in the longitudinal, the telescopic joint is equipped with the guide part coordinated with the guide rail guiding movement, and telescopic joint is arranged by being oriented to before and after guide part on guide rail.Valve in the present invention can realize horizontal and vertical direction complete guiding by guide rail and guide part, to form front and back guiding setting, avoid telescopic joint from tilting, and then telescopic joint can be avoided clamping stagnation and derailing occur, advantageously ensure that reliability.
Description
Technical field
The present invention relates to the switchgears of a kind of flexible valve and the use flexible valve.
Background technology
Currently, the Switch product category applied in production both at home and abroad and market is more, general structure pattern is according to three-phase
Arrangement and left, center, right arrangement before, during and after the orientation of contact is divided into.What it is with left, center, right arrangement is mostly withdraw type metal envelope
Switchgear is closed, needs valve to open and close electrical body.Such as application No. is 201320274543.3, Authorization Notice No. to be
The valve mechanism of armored Medium Voltage Switchgear disclosed in the Chinese patent of 203278074 U of CN, the valve mechanism be suitable for it is left,
In, the switchgear of right arrangement, including the guide rail that is arranged on the bottom plate of cabinet, be slidably connected in guide rail push plate, the side of push plate
It connects breaker moving trolley and front end is equipped with push bracket under push bracket in push plate and push plate；Valve mechanism further include upper valve base, under
Valve base, the upper valve of connection on upper valve base, the lower valve of connection on lower valve base, upper valve and lower valve guiding movement up and down
Setting.In push plate under push bracket, push plate between push bracket and corresponding upper valve base and lower valve base by corresponding beaming roller, pivot pin,
Connecting rod puies forward the mechanism drivings such as plate and flip stand and connects, and valve, lower valve is enable to be used to form the disconnected of isolation fracture
Under the action of the device moving trolley of road move up and down realize open or close, reach breaker moving trolley opened into fashionable valve,
The effect that valve is closed when exiting.
Above-mentioned valve technology maturation, is widely used, but the switchgear for arranging after in before major loop static contact, due to
The static contact and contact box that valve to be covered arrange that the regional depth that is blocked is very big, and cabinet width side along cabinet depth direction
To installation other component is needed, therefore, it is difficult to which valve is arranged, traditional product arranged before, during and after is box or fixed
Formula, compartment divide unobvious, lose operation continuity and degree of protection is relatively low.
A kind of switch cabinet shutter device is disclosed in the Chinese invention patent file that application publication number is CN104485579A
And the switchgear using the valve arrangement, the switch cabinet shutter device include guide seats, fixed valve and movable valve, are fixed
Valve and movable valve are plate structure, and plate structure generally U-shaped is used to form the sidewall bottom of U-shaped opening equipped with vertical
Straight flange, the U-shaped guide part for being used to form valve guide groove is provided at left and right sides of guide seats, and movable valve is hung down by it
Guiding movement is arranged in guide seats along the longitudinal direction for the cooperation of straight flange and the U-shaped guide part.Movable valve formation is stretched
Casing coupling, includes the first telescopic joint positioned at front end and the last telescopic joint positioned at rearmost end, and the front end of each telescopic joint is equipped with preceding transverse direction
Flanging and preceding longitudinal flanging, rear end are equipped with rear lateral flap, and preceding lateral flap, preceding longitudinal flanging form front limit structure, rear horizontal
Rear position limiting structure is formed to flanging, telescopic joint can pass through front limit structure and rear position limiting structure and block before and after adjacent expansion section
Cooperation is to realize the opening and closing of valve.The first telescopic joint of front end is equipped with curved with the L-type that is connected in valve drive mechanism
Plate, L-type bent plate can be moved forward and backward with chain and then drive the back-and-forth motion of telescopic joint.
But the guiding of above-mentioned telescopic joint is real by the cooperation between the guide groove on vertical flange and guide seats
Existing, vertical flange is stacked above together, and the frictional force being subject to when pushing and pulling telescopic joint is larger, at the same the vertical space of guide groove compared with
Greatly, telescopic joint, which easy tos produce, teetertotters, and guiding accuracy is low, and the problem of front has a down dip is susceptible in telescopic process, in addition vertical
It cannot be designed to the size of flanging excessive, and the plate thickness that telescopic joint uses is small, and bending size is big, and deformation is big, and
And be unilateral driving, force unbalance, multi-expansion section motion process is it may also happen that clamping stagnation and disconnection, it is difficult to ensure highly reliable
Property；Furthermore the parts installation site such as breaker, disrance sleeve is limited in by cabinet, the height of telescopic joint, width equidimension
Refinement is wanted, and longitudinal flanging of existing telescopic joint needs to occupy larger height space, can not meet refinement well
The requirement of design.
Invention content
The purpose of the present invention is to provide a kind of flexible valve, to solve in the prior art due to the guide frame of telescopic joint
It stacks so that the problem of valve layback leads to valve disconnection clamping stagnation；It is a kind of with the flexible work the present invention also aims to provide
The switchgear of door.
To achieve the above object, the technical solution of the flexible valve of the present invention is：A kind of flexible valve, including guide seats and
Telescopic joint in guide seats, the nested setting successively of each telescopic joint, the front-end and back-end of each telescopic joint are set to fore-aft travel
It is respectively provided with the front limit structure coordinated with block before and after adjacent expansion section and rear position limiting structure, is set in the guide seats
There are the guide rail extended in the longitudinal, the telescopic joint to be equipped with the guide part coordinated with the guide rail guiding movement, telescopic joint passes through
Front and back be oriented to of guide part is arranged on guide rail.
The front limit structure and the height of rear position limiting structure are concordant with guide rail.
By sequence from back to front, telescopic joint every two section since the last telescopic joint positioned at rearmost end is one group, is located at most
The first telescopic joint of front end is separately provided or is collectively formed one group with the adjacent expansion section at its rear, the bottom of the telescopic joint in each group
Portion front end and bottom rear end are respectively equipped with front ear plate and rear otic placode, and the guide part is arranged in corresponding front ear plate and rear otic placode
On, the guide part forms the forward and backward position limiting structure, and the guide part on the rear otic placode of the extension casing coupling in each group is arranged rear
Between guide part on the forward and backward otic placode of telescopic joint.
Every group of telescopic joint is respectively assembled at one on this group of telescopic joint individually corresponding guide rail, and the head telescopic joints assemble
It is assemblied in jointly on an individual guide rail on an individual guide rail or with the adjacent expansion section at its rear；It is front and back adjacent
Two groups of telescopic joints in, the rear otic placode of the rear telescopic joint of previous group, which is equipped between group, drives block, driving block position between described group
To coordinate with forward and backward otic placode block between the forward and backward otic placode of the extension casing coupling of later group.
Each guide rail extends forward from the rear end of guide seats, the length of guide rail corresponding with each group telescopic joint only with
The stroke of this group of telescopic joint corresponds to.
In the lateral direction, the side of the guide seats is equipped with vertical flanging, and the guide rail is arranged on vertical flanging.
The wherein side of the telescopic joint only left and right directions is arranged on guide rail, and the bottom of the other side is equipped with idler wheel and passes through
Idler wheel rolling support is in guide seats.
The idler wheel includes the rear roller of the front wheel and position and telescopic joint rear end positioned at telescopic joint front end, is rolled before described
Wheel is arranged on the outside of telescopic joint, and rear roller is arranged on the inside of telescopic joint.
Switchgear includes the flexible valve of cabinet and installation on the cabinet, and flexible valve includes guide seats and front and back work
Telescopic joint in guide seats is set dynamicly, and the nested setting successively of each telescopic joint, the front-end and back-end of each telescopic joint are set respectively
It is useful for the front limit structure coordinated with block before and after adjacent expansion section and rear position limiting structure, the guide seats are equipped with along preceding
The guide rail extended afterwards, the telescopic joint are equipped with the guide part coordinated with the guide rail guiding movement, and telescopic joint passes through guide part
Front and back guiding is arranged on guide rail.
The front limit structure and the height of rear position limiting structure are concordant with guide rail.
By sequence from back to front, telescopic joint every two section since the last telescopic joint positioned at rearmost end is one group, is located at most
The first telescopic joint of front end is separately provided or is collectively formed one group with the adjacent expansion section at its rear, the bottom of the telescopic joint in each group
Portion front end and bottom rear end are respectively equipped with front ear plate and rear otic placode, and the guide part is arranged in corresponding front ear plate and rear otic placode
On, the guide part forms the forward and backward position limiting structure, and the guide part on the rear otic placode of the extension casing coupling in each group is arranged rear
Between guide part on the forward and backward otic placode of telescopic joint.
Every group of telescopic joint is respectively assembled at one on this group of telescopic joint individually corresponding guide rail, and the head telescopic joints assemble
It is assemblied in jointly on an individual guide rail on an individual guide rail or with the adjacent expansion section at its rear；It is front and back adjacent
Two groups of telescopic joints in, the rear otic placode of the rear telescopic joint of previous group, which is equipped between group, drives block, driving block position between described group
To coordinate with forward and backward otic placode block between the forward and backward otic placode of the extension casing coupling of later group.
Each guide rail extends forward from the rear end of guide seats, the length of guide rail corresponding with each group telescopic joint only with
The stroke of this group of telescopic joint corresponds to.
In the lateral direction, the side of the guide seats is equipped with vertical flanging, and the guide rail is arranged on vertical flanging.
The wherein side of the telescopic joint only left and right directions is arranged on guide rail, and the bottom of the other side is equipped with idler wheel and passes through
Idler wheel rolling support is in guide seats.
The idler wheel includes the rear roller of the front wheel and position and telescopic joint rear end positioned at telescopic joint front end, is rolled before described
Wheel is arranged on the outside of telescopic joint, and rear roller is arranged on the inside of telescopic joint.
The beneficial effects of the invention are as follows：By the way that the guide rail extended in the longitudinal is arranged in guide seats and in the telescopic joint
Upper that the guide part coordinated with the guide rail guiding movement is arranged, the valve in the present invention can realize water by guide rail and guide part
Flat and vertical direction complete guiding compared with the existing technology, can avoid telescopic joint from occurring to form front and back guiding setting
It tilts, and then telescopic joint can be avoided clamping stagnation and derailing occur, advantageously ensure that reliability.
Further, telescopic joint can be arranged by being oriented to before and after guide part on guide rail, the preceding limit on simultaneous retractable section
The height of bit architecture and rear position limiting structure is concordant with guide rail, and the effect force edge rail extending direction between telescopic joint can be made mutual
Effect, tilts to avoid telescopic joint force unbalance, preferably telescopic joint can be avoided clamping stagnation and derailing occur.
Further, telescopic joint uses the form of grouping, and the guide part for the casing coupling that protracts is arranged before rear telescopic joint,
Afterwards between the guide part of otic placode, it can avoid being spaced between the telescopic joint caused by setting flanging at the top of telescopic joint in the prior art
Big problem is conducive to reduce valve size, improves barrier propterty.
Further, the guide rail of telescopic joint is provided with two or more, and component is provided with driving block, stretches with each
Section is compared rear otic placode corresponding to the mode being arranged between the front and back otic placode of latter telescopic joint, and centre can be avoided to be separated with a section
Interfere between two telescopic joints of telescopic joint, ensures the aperture of valve.Such as last telescopic joint, be successively set on last telescopic joint before
Side the second telescopic joint, third telescopic joint, if three be all made of rear otic placode correspond to latter telescopic joint front and back otic placode it
Between the mode that is arranged, when valve is opened, since the guide part on otic placode is in same guide rail, then the rear otic placode of third telescopic joint exists
When moving at the front ear plate of last telescopic joint, the guide part on the front ear plate of last telescopic joint will stop third telescopic joint continue to
After move and form interference, can not be formed with last telescopic joint so as to cause third telescopic joint nested, eventually lead to the maximum of valve
Aperture greatly reduces.
Further, in the lateral direction, the side of the guide seats is equipped with vertical flanging, and the guide rail setting is perpendicular
On straight flanging.Using the structure, guide part can be directly fixed on to the lateral surface of front and back otic placode, by installing gasket or tune additional
Save the protrusion size of guide part, you can adapt to the nested combination of each telescopic joint, assembling is flexible.
Further, the wherein side of the telescopic joint only left and right directions is arranged on guide rail, and the bottom of the other side is equipped with
Idler wheel and by idler wheel rolling support in guide seats, enable to telescopic joint to have certain horizontal direction in telescopic process
Adaptive surplus avoids telescopic joint because the problems such as machining accuracy, deformation formed positioning to guiding, better ensures that the suitable of valve
Smooth action.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of one embodiment of switchgear of the present invention；
Fig. 2 is the stereoscopic schematic diagram of the flexible valve in Fig. 1；
Fig. 3 is the partial structural diagram of the 4th valve in Fig. 2；
Fig. 4 is the arrangement assembling structure schematic diagram of Fig. 2 middle guides and each valve；
Fig. 5 is the assembly relation schematic diagram between double-layer guide rail and sliding block in Fig. 2.
Each reference numeral is corresponding entitled in figure:Sprocket wheel after 1-, 2- fixed doors, the first telescopic joints of 3-, 4- second are flexible
Section, 5- third telescopic joints, the 4th telescopic joints of 6-, 7- short lead rails, 8- long guideways, 9- guide seats, the vertical flangings of 91-, 10- chains
Item, sprocket wheel before 11-, 12- sliding blocks, 13- front wheels, 14- rear rollers, 15- front ear plates, otic placode after 16- drive block between 17- groups,
Moving contact is isolated in 18- cabinets, 19- bus-bar rooms, 20-, and 21- stretches valve, 22- breaker chambers.
Specific implementation mode
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment of the switchgear of the present invention, as shown in Figures 1 to 5, which includes cabinet 18, on cabinet 18
It is isolated moving contact 20, flexible valve 21 and breaker chamber 22 equipped with the bus-bar room 19, three being sequentially arranged from top to bottom, is interrupted
Road device room 22 illustrates only top frame in figure, and agent structure is not shown.Flexible valve 21 includes guide seats 9, is oriented to bottom
The front-rear direction that seat 9 has and the arragement direction of each major loop static contact corresponding with moving contact on switchgear is consistent, and its
On be provided with contact installation cavity for installing switchgear major loop static contact, the rear end of guide seats 9 is provided with fixed door
2, four section dodge gates are nested in fixed door 2 successively, dodge gate forms telescopic joint, and four section telescopic joints are followed successively by first from the front to the back
Telescopic joint 3, the second telescopic joint 4, third telescopic joint 5 and the 4th telescopic joint 6, the first telescopic joint 3 are flexible positioned at the end of rearmost end
Section, the 4th telescopic joint 6 are the first telescopic joint positioned at front end.Fixed door 2 and each telescopic joint are along perpendicular to cross in the front-back direction
Section is inverted u-shaped.
The cross section of guide seats 9 is L-shaped, and left side is equipped with vertical flanging 91, and the madial wall of vertical flanging 91 is equipped with
Upper and lower two guide rails, upper and lower rails are the inside T-rail extended along the longitudinal direction of opening, and in same vertical
In plane.Wherein upper strata guide rail is set as short lead rail 7, and lower floor guide rail is long guideway 8, the rear end institute of long guideway 8 and short lead rail 7
Position consistency, the length of the two is corresponding with the stroke of corresponding telescopic joint, and the front end of short lead rail 7 is located at guide seats
Middle part, the front end of long guideway is located at the front end of guide seats.The bottom front of each telescopic joint and bottom rear end are set respectively
There are a front ear plate 15 and rear otic placode 16, the outside of front ear plate 15 and rear otic placode 16 is fixed with sliding block 12, sliding block 12 by screw respectively
For T-shaped slider 12, the guide part with guide rail guiding movement cooperation is formed.Meanwhile between front ear plate 15 and rear otic placode 16
Interval can form fluting, for realizing the nested successively of telescopic joint.Since telescopic joint is nested setting, it is located at the flexible of front
It is equipped with gasket between sliding block 12 on section and front ear plate thereon 15 and rear otic placode 16, enables to two mutually nested telescopic joints
On sliding block 12 can be adapted to same guide rail.
By sequence from back to front, telescopic joint every two section since the last telescopic joint positioned at rearmost end is one group, is located at most
The first telescopic joint of front end is separately provided or is collectively formed one group with the adjacent expansion section at its rear.In the present embodiment, second stretches
Casing coupling 4 and the first telescopic joint 3 as last telescopic joint are first group, third telescopic joint 5 and the 4th flexible as first telescopic joint
Section 6 is that the sliding block 12 in second group, first group on the front ear plate 15 and rear otic placode 16 of each telescopic joint is located in the guide rail on upper layer, the
Sliding block 12 in two groups on the front ear plate 15 and rear otic placode 16 of each telescopic joint is located in the guide rail of lower layer, the extension casing coupling in each group
Rear otic placode 16 on sliding block 12 be arranged between the sliding block 12 on the forward and backward otic placode of rear telescopic joint.By above structure, by leading
The height that the forward and backward position limiting structure is formed to part can be concordant with guide rail.Outside the rear otic placode 16 of second group of rear telescopic joint
Be fixed on side between group and drive block 17, between described group driving block 17 positioned at first group of extension casing coupling front ear plate 15 with
Afterwards to coordinate with forward and backward otic placode block between otic placode 16.Due to driving block 17 not extend into the front ear plate of the first telescopic joint 3 between group
Interval between 15 and rear otic placode 16 does not extend into the guide rail on upper layer yet, therefore it only can be with the front ear plate of the second telescopic joint 4
15 coordinate with 16 block of rear otic placode, so as to be nested into the second telescopic joint 4, ensure valve opening.
The bottom of the right side wall of each telescopic joint is equipped with idler wheel and by idler wheel rolling support in guide seats 9, described
Idler wheel includes the rear roller 14 of the front wheel 13 and position and telescopic joint rear end positioned at telescopic joint front end, and the front wheel 13 is arranged
On the outside of telescopic joint, rear roller 14 is arranged on the inside of telescopic joint.Idler wheel can reduce space using the above-mentioned form being alternately arranged
It occupies, is conducive to scaled fineization design.
Telescopic joint has the open position concentrated and be nested in 9 rear end of guide seats in its movement travel, also has and stretches successively
Exhibition is with the close stance of completely obscured contact installation cavity.Before the rear and front end of the guide rail installation side of guide seats 9 is respectively arranged with
Corresponding preceding sprocket wheel 11 and rear sprocket wheel 1 afterwards are arranged with chain 10, in the 4th telescopic joint 6 between the preceding sprocket wheel 11 and rear sprocket wheel 1
12 installation side of sliding block side wall on be provided with the connecting plate being connect with chain 10, can be driven by the movement of chain 10 flexible
The opening and closing of section.Above-mentioned preceding sprocket wheel 11, rear sprocket wheel 1 and chain 10 is constituted for driving the flexible valve 21 in open position
The driving mechanism moved between close stance.
In use, preceding sprocket wheel 11 or rear sprocket wheel 1 are connected on corresponding valve driving motor, valve driving motor and division
Lock driving mechanism, according to the rule action of setting, realizes valve opening and closing and divide-shut brake action under the control of corresponding control device
Cooperation.The opening process of valve is：4th telescopic joint 6 pushes the sliding block at 5 rear portion of third telescopic joint by the sliding block 12 at rear portion
12, driving block 17 drives the sliding block 12 at 4 rear portion of the second telescopic joint between the group on third telescopic joint 5,4 rear portion of the second telescopic joint
Sliding block 12 drives the sliding block 12 at 3 rear portion of the first telescopic joint, and final each telescopic joint, which is retracted, to be nested in fixed door 2, is realized by preceding
It opens successively backward.The closing of valve is with the above process on the contrary, to close successively from the front to the back.The device using the above structure,
Telescopic joint, guide seats 9 are standalone module, and guide seats 9 are bolted with cabinet 18, realize modularization, can
Facilitate valve integral disassembly, assembly and replace, installs, is easy to maintain, it is versatile.
In other embodiments, guide seats 9 may be set to be tabular, and guide rail is arranged on upper face；Or it will
Guide seats 9 are set as U-shaped, and both sides install guide rail additional, can set the main body of telescopic joint to other shapes, such as tablet at this time
Type.And each telescopic joint can be separately provided guide rail, in order to adapt to telescopic joint nested form successively, with each telescopic joint pair
The guide rail answered side by side up and down can also be arranged or left and right is arranged side by side.In other embodiments, the telescopic joint of the flexible valve 21
Quantity can increase and decrease according to the Spreading requirements of major loop contact terminal.
In other embodiments, front limit structure and rear position limiting structure can also replace with other forms, such as in vestibule
Flanging is set on plate 15 and rear otic placode 16 as position limiting structure, is tied for another example as limit by the front/rear end of front and back otic placode 16
Structure.In addition, in other embodiments, the position of front limit structure and rear position limiting structure can also up and down be staggered with guide rail,
Such as the position limiting structure that elastic valve in the prior art uses, it is preferred that using the front limit structure and rear limit
The height of the bit architecture form concordant with guide rail.It should be noted that front limit structure of the present invention and rear position limiting structure
Height not specific size concordant with guide rail it is completely the same, and refer to generally corresponding to for integral position.For example, can stretch
Flanging is set as front limit structure and rear position limiting structure with rail height almost the same position on the front/rear end of casing coupling.
In other embodiments, telescopic joint can not also be arranged in sets, but by the sliding block on otic placode successively block, this
When guide rail may be set to be one.Certainly, which will cause to limit to the aperture of valve, need to occupy more front and back
Space, but telescopic joint clamping stagnation can be avoided and realize the unlatching successively of telescopic joint.
The specific embodiment of flexible valve according to the present invention and the flexible valve 21 in the embodiment of above-mentioned switchgear
Embodiment it is consistent, be no longer described in detail herein.
Claims (4)
1. a kind of flexible valve, including the telescopic joint that is arranged in guide seats of guide seats and fore-aft travel ground, each telescopic joint
Nested setting successively, the front-end and back-end of each telescopic joint are respectively provided with the front limit coordinated with block before and after adjacent expansion section
Structure and rear position limiting structure, it is characterised in that：The guide seats are equipped with the guide rail extended in the longitudinal, are set on the telescopic joint
There are the guide part coordinated with the guide rail guiding movement, telescopic joint to be arranged on guide rail by being oriented to before and after guide part；By from rear
Forward sequence, telescopic joint every two section since the last telescopic joint positioned at rearmost end is one group, is located at the first telescopic joint of front end
It is separately provided or is collectively formed one group with the adjacent expansion section at its rear, after the bottom front of the telescopic joint in each group and bottom
End is respectively equipped with front ear plate and rear otic placode, and the guide part is arranged on corresponding front ear plate and rear otic placode, the guide part shape
At the forward and backward position limiting structure, the forward and backward ear in rear telescopic joint is arranged in the guide part on the rear otic placode of the extension casing coupling in each group
Between guide part on plate；Every group of telescopic joint be respectively assembled at one on this group of telescopic joint individually corresponding guide rail, the head
Telescopic joint is assemblied on an individual guide rail or is assemblied in an individual guide rail jointly with the adjacent expansion section at its rear
On；In front and back two groups of adjacent telescopic joints, the rear otic placode of the rear telescopic joint of previous group, which is equipped between group, drives block, between described group
Driving block is located between the forward and backward otic placode of the extension casing coupling of later group to coordinate with forward and backward otic placode block.
2. flexible valve according to claim 1, it is characterised in that：The height of the front limit structure and rear position limiting structure
It is concordant with guide rail.
3. flexible valve according to claim 1, it is characterised in that：Each guide rail from the rear end of guide seats forward
Extend, the length of guide rail corresponding with each group telescopic joint is only corresponding with the stroke of this group of telescopic joint.
4. switchgear includes the flexible valve of cabinet and installation on the cabinet, it is characterised in that：The flexible valve is wanted for right
Seek the flexible valve described in any one in 1-3.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810983662.3A CN109138680B (en) | 2017-04-05 | 2017-04-05 | Telescopic valve and switch cabinet using same |
| CN201710218413.0A CN106948691B (en) | 2017-04-05 | 2017-04-05 | A kind of flexible valve and the switchgear using the flexible valve |
| CN201810983653.4A CN109138679B (en) | 2017-04-05 | 2017-04-05 | Telescopic valve and switch cabinet using same |
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| CN201710218413.0A CN106948691B (en) | 2017-04-05 | 2017-04-05 | A kind of flexible valve and the switchgear using the flexible valve |
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| CN201810983653.4A Division CN109138679B (en) | 2017-04-05 | 2017-04-05 | Telescopic valve and switch cabinet using same |
| CN201810983662.3A Division CN109138680B (en) | 2017-04-05 | 2017-04-05 | Telescopic valve and switch cabinet using same |
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| CN201710218413.0A Active CN106948691B (en) | 2017-04-05 | 2017-04-05 | A kind of flexible valve and the switchgear using the flexible valve |
| CN201810983653.4A Active CN109138679B (en) | 2017-04-05 | 2017-04-05 | Telescopic valve and switch cabinet using same |
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| CN201810983662.3A Active CN109138680B (en) | 2017-04-05 | 2017-04-05 | Telescopic valve and switch cabinet using same |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107234481A (en) * | 2017-08-17 | 2017-10-10 | 江苏冬庆数控机床有限公司 | A kind of suspension type stainless steel protection drag plate device |
| CN110101219B (en) * | 2019-06-14 | 2021-03-02 | 鹤壁职业技术学院 | Multifunctional business administration enterprise uses filing cabinet |
| CN111648692B (en) * | 2020-06-11 | 2022-12-16 | 上海擎朗智能科技有限公司 | Warehouse overhead door and delivery robot |
| CN114498363B (en) * | 2022-01-14 | 2023-12-15 | 平高集团有限公司 | Switch cabinet and telescopic valve device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109138679B (en) | 2020-08-07 |
| CN109138679A (en) | 2019-01-04 |
| CN109138680B (en) | 2020-08-07 |
| CN106948691A (en) | 2017-07-14 |
| CN109138680A (en) | 2019-01-04 |
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