CN208703116U - A kind of flexible position-limit mechanism of fast opening blind - Google Patents
A kind of flexible position-limit mechanism of fast opening blind Download PDFInfo
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- CN208703116U CN208703116U CN201821277052.3U CN201821277052U CN208703116U CN 208703116 U CN208703116 U CN 208703116U CN 201821277052 U CN201821277052 U CN 201821277052U CN 208703116 U CN208703116 U CN 208703116U
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- fast opening
- opening blind
- limited block
- door body
- notch
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Abstract
The utility model discloses a kind of flexible position-limit mechanisms of fast opening blind, it includes telescoping mechanism and limited block；The telescoping mechanism is arranged on the inner sidewall of door body, and can inner sidewall in fast opening blind and the opening-closing process of door body relative to door body it is extended and retracted；The limited block is corresponding with telescoping mechanism to be arranged on fast opening blind, and limited block can interact in the extended state in circular path direction and telescoping mechanism during the circular-rotation of fast opening blind and realize the rotary spacing of fast opening blind；It is interacted on fast opening blind and door body by the way that a position-limit mechanism is arranged, realize fast opening blind when closed quickly look for position, so that fast opening blind when closing is required will not because of pin hole can not normal centering and be smoothly inserted into bolt and complete safety interlocking, that has saved equipment uses the time.
Description
Technical field
The utility model relates to valve technology field, especially a kind of fast opening blind stretches position-limit mechanism.
Background technique
Fast opening blind is the circular open for pressure pipeline or pressure vessel, and is able to achieve and quickly opens or closes
A kind of mechanical device, generally by shell flange, skull, hook circle or clip, sealing ring, safety interlock for overhead, switching mechanism, pivoted arm
And the components such as pipe nipple (when needing) are constituted.
Current fast opening blind and door body cooperation are usually to rotate fast opening blind by moving the handle on door closure, are slowly moved
Dynamic fast opening blind makes the pin hole centering in pin hole and door body, and operation interlocking bolt inserts it into pin hole simultaneously, by
In the inhomogeneities of rotation dynamics, the incoordination of cooperation, it usually needs door body can be made and open fastly by repeatedly moving door closure repeatedly
The normal centering of the pin hole of blind plate, bolt is inserted into pin hole the safety interlocking for completing pipe cleaning valve fast opening blind, time-consuming, laborious.
Utility model content
The goal of the invention of the utility model is: in view of the above problems, providing a kind of flexible limit of fast opening blind
Mechanism is interacted on fast opening blind and door body by the way that a position-limit mechanism is arranged, realizes fast opening blind when closed fast
Speed looks for position so that fast opening blind when closing is required will not because of pin hole can not normal centering and be smoothly inserted into bolt and complete peace
Full interlocking, that has saved equipment uses the time.
The technical solution adopted in the utility model is as follows:
The flexible position-limit mechanism of the fast opening blind of the utility model, it includes telescoping mechanism and limited block；The telescoping mechanism
Be arranged on the inner sidewall of door body, and can in fast opening blind and the opening-closing process of door body relative to door body inner sidewall stretch out and
Retraction；The limited block is corresponding with telescoping mechanism to be arranged on fast opening blind, and limited block can be in the circular-rotation of fast opening blind
It interacts in the extended state in circular path direction and telescoping mechanism in the process and realizes the rotary spacing of fast opening blind.
Further, the telescoping mechanism includes ball stud and spring；The ball stud and spring are coaxially mounted to door body
In upper corresponding mounting hole, ball stud can be extended and retracted relative to mounting hole under the flexible reset response of spring.
Further, the least significant end of the spring insertion door body mounting hole passes through holding screw fixed company opposite with mounting hole
It connects.
Further, the limited block is fixedly connected on fast opening blind, is equipped with the effect end of telescoping mechanism
One notch, the turned position for the projecting end mating reaction limitation fast opening blind with ball stud.
Further, the cross section of the notch is L-type notch arrangement；Inner sidewall at the notch is right-angle plane
Structure, for forming face contact limit with ball stud corresponding surface；Lateral wall at the notch is bevel structure, the bevel structure
Space has been saved, has avoided generating interference with door body wall.
Further, the ball head of the ball stud includes spherical surface and flat horizontal surface, and flat horizontal surface is located at symmetrical the two of spherical surface
Side is simultaneously arranged in parallel with the right-angle plane of notch；The spherical surface is used to squeeze with the lower edges face of fast opening blind flexible to control
Mechanism stretches, and the flat horizontal surface with the notch of limited block for contacting so that the circular-rotation of fast opening blind looks for position.
Further, the length direction of the limited block is arranged along the diameter of fast opening blind, and by hex screw and
Straight pin is fixedly mounted.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are: ball stud and clamp screw
Spring is equipped between nail, bulb pin head part is in ball head structure, when opening taking-up fast opening blind, fast opening blind top edge and ball stud
Bulb contact, and bulb compressed spring is contradicted, ball stud retraction takes out fast opening blind at this time.When closing loading fast opening blind, together
Reason fast opening blind lower edge is contacted with ball stud bulb and compressed spring is packed into fast opening blind, and rotation fast opening blind makes limited block groove
Mouth and the flat face contact of ball stud, the accurate centering of pin hole, is smoothly inserted into interlocking bolt at this time, completes the safety connection of fast opening blind
Lock, this position-limit mechanism safety is time saving, laborsaving, operates light.
Detailed description of the invention
Fig. 1 is mounting structure main view of the position-limit mechanism on fast opening blind；
Fig. 2 is mounting structure top view of the position-limit mechanism on fast opening blind；
Fig. 3 is the partial enlarged view in Fig. 1 at A；
Fig. 4 is the partial enlarged view in Fig. 2 at B；
Fig. 5 is the structure diagram of ball stud.
Marked in the figure: marked in the figure: 1- door body, 11- mounting hole, 2- fast opening blind, 3- ball stud, 31- spherical surface, 32- are flat
Plane, 4- spring, 5- holding screw, 6- limited block, 61- notch, 7- hex screw, 8- straight pin.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It as shown in Figures 1 to 5, is the corresponding closing structure of four slots based on fast opening blind and door body, a kind of fast opening blind stretches
Position-limit mechanism, it includes telescoping mechanism and limited block 6；The telescoping mechanism is arranged on the inner sidewall of door body 1, and can open fastly
Blind plate 2 and the inner sidewall in the opening-closing process of door body 1 relative to door body 1 are extended and retracted；The limited block 6 and telescoping mechanism pair
The setting answered on fast opening blind 2, limited block 6 can during the circular-rotation of fast opening blind 2 circular path direction with stretch
Contracting mechanism interacts in the extended state realizes the rotary spacing of fast opening blind 2；The length direction of limited block 6 is along fast opening blind
2 diameter arrangement, limited block 6 pass through elastic washer by soket head cap screw 7, through-hole and fast opening blind 2 on limited block 6
Connection, and pass through bicylindrical pin 8 by 6 maintenance of limited block on fast opening blind 2, completion assembling process.
Telescoping mechanism includes ball stud 3 and spring 4；The ball stud 3 is coaxially mounted to corresponding in door body 1 with spring 4
In mounting hole 11, ball stud 3 can be extended and retracted relative to mounting hole 11 under the flexible reset response of spring 4.Spring 4 is embedded in
The least significant end of 1 mounting hole 11 of door body passes through interior hexagonal flush end holding screw 5 and the relatively fixed connection of mounting hole 11.
Limited block 6 is fixedly connected on fast opening blind 2, and limited block 6 is T-type limited block, the effect end with telescoping mechanism
A notch 61 is equipped at portion, the turned position for the projecting end mating reaction limitation fast opening blind 2 with ball stud 3.Notch
61 cross section is 61 structure of L-type notch；Inner sidewall at the notch 61 is right-angle plane structure, for right with ball stud 3
Face is answered to form face contact limit；Lateral wall at the notch 61 is bevel structure, for saving rotary space, it is avoided to turn
It is interfered during dynamic with door body.
The ball head of ball stud 3 includes spherical surface 31 and flat horizontal surface 32, flat horizontal surface 32 be located at the symmetrical two sides of spherical surface 31 and with
The right-angle plane of notch 61 is arranged in parallel；The spherical surface 31 is used to squeeze with the lower edges face of fast opening blind 2 flexible to control
Mechanism stretches, and the flat horizontal surface 32 is for contacting with the notch 61 of limited block 6 so that the circular-rotation of fast opening blind 2 looks for position.
The flexible position-limit mechanism of the fast opening blind of the present embodiment is used for the fast opening blind on pipe cleaning valve, application method are as follows:
Fast opening blind opening process: extracting interlocking bolt, rotates fast opening blind 2, takes out fast opening blind 2 outward, at this time fastly
The top edge of open blind plate 2 contacts with the sphere position 31 of ball stud 3 and contradicts 3 compressed spring 5 of ball stud retraction, takes out fast open-blind
Plate 2 completes opening process.
Fast opening blind closing process: it is packed into fast opening blind 2, at this time the ball head of the lower edge of fast opening blind 2 and ball stud 3
Position 31 contacts, and contradicts 3 compressed spring 5 of ball stud retraction, is packed into fast opening blind 2, when fast opening blind 2 in place after, bulb at this time
To predeterminated position, rotate fast opening blind 2 makes the notch 61 of T-type limited block 6 and stretches out auto-extending pin 3 under the action of spring 5
The flat body region 32 of ball stud 3 contact, the accurate centering of pin hole on door body 1 and fast opening blind 2 at this time, insertion interlocking is inserted
Pin completes closing process.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
- The position-limit mechanism 1. a kind of fast opening blind stretches, it is characterised in that: it includes telescoping mechanism and limited block (6)；It is described flexible Mechanism is arranged on the inner sidewall of door body (1), and can be in the opening-closing process of fast opening blind (2) and door body (1) relative to door body (1) inner sidewall is extended and retracted；The limited block (6) is corresponding with telescoping mechanism to be arranged on fast opening blind (2), limited block It (6) can be during the circular-rotation of fast opening blind (2) in circular path direction and telescoping mechanism phase interaction in the extended state With the rotary spacing for realizing fast opening blind (2).
- The position-limit mechanism 2. fast opening blind according to claim 1 stretches, it is characterised in that: the telescoping mechanism includes bulb Sell (3) and spring (4)；The ball stud (3) is coaxially mounted on door body (1) in corresponding mounting hole (11) with spring (4), ball Head pin (3) can be extended and retracted relative to mounting hole (11) under the flexible reset response of spring (4).
- The position-limit mechanism 3. fast opening blind according to claim 2 stretches, it is characterised in that: the spring (4) is embedded in door body (1) least significant end of mounting hole (11) is connected by the way that holding screw (5) and mounting hole (11) are relatively fixed.
- The position-limit mechanism 4. fast opening blind according to claim 2 or 3 stretches, it is characterised in that: the limited block (6) is fixed It is connected on fast opening blind (2), is equipped with a notch (61) with the effect end of telescoping mechanism, is used for and ball stud (3) Projecting end mating reaction limits the turned position of fast opening blind (2).
- The position-limit mechanism 5. fast opening blind according to claim 4 stretches, it is characterised in that: the cross section of the notch (61) For L-type notch (61) structure；Inner sidewall at the notch (61) is right-angle plane structure, is used for and ball stud (3) corresponding surface Form face contact limit；Lateral wall at the notch (61) is bevel structure.
- The position-limit mechanism 6. fast opening blind according to claim 5 stretches, it is characterised in that: the bulb of the ball stud (3) Portion includes spherical surface (31) and flat horizontal surface (32), and flat horizontal surface (32) is located at the symmetrical two sides of spherical surface (31) and the right angle with notch (61) Plane is arranged in parallel；The spherical surface (31) is used to squeeze with the lower edges face of fast opening blind (2) to control stretching for telescoping mechanism Contracting, the flat horizontal surface (32) is for contacting with the notch (61) of limited block (6) so that the circular-rotation of fast opening blind (2) looks for position.
- The position-limit mechanism 7. fast opening blind according to claim 5 or 6 stretches, it is characterised in that: the length of the limited block (6) The diameter for spending direction along fast opening blind (2) is arranged, and is fixedly mounted by hex screw (7) and straight pin (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821277052.3U CN208703116U (en) | 2018-08-09 | 2018-08-09 | A kind of flexible position-limit mechanism of fast opening blind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821277052.3U CN208703116U (en) | 2018-08-09 | 2018-08-09 | A kind of flexible position-limit mechanism of fast opening blind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208703116U true CN208703116U (en) | 2019-04-05 |
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ID=65941893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821277052.3U Active CN208703116U (en) | 2018-08-09 | 2018-08-09 | A kind of flexible position-limit mechanism of fast opening blind |
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| Country | Link |
|---|---|
| CN (1) | CN208703116U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116357888A (en) * | 2023-06-02 | 2023-06-30 | 常州市乐萌压力容器有限公司 | Safety interlocking device for quick-opening pressure vessel |
-
2018
- 2018-08-09 CN CN201821277052.3U patent/CN208703116U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116357888A (en) * | 2023-06-02 | 2023-06-30 | 常州市乐萌压力容器有限公司 | Safety interlocking device for quick-opening pressure vessel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 26, Yuchuan Road, high tech Industrial Park, Zigong, Sichuan, 643000 Patentee after: Sichuan Dewei Valve Co.,Ltd. Address before: No. 26, Yuchuan Road, high tech Industrial Park, Zigong, Sichuan, 643000 Patentee before: SICHUAN VOLANT VALVE Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |