CN209444096U - A kind of self-locking gas check - Google Patents

Abstract

The utility model discloses a kind of self-locking gas checks, including self-locking gas check, the self-locking gas check includes stationary body, hinge, cover board and handle, the stationary body is located at the inside of self-locking gas check, the rear end of the cover board is rotatably installed in the top front end of stationary body by hinge, the lower end of the handle is movably arranged on the nock of cover board, the stationary body includes supporting block, Ring like suction disc and support basket, the supporting block is located at the inside of stationary body, the lower end of the supporting block is fixedly connected on the upper end of support basket, the lower end of the Ring like suction disc is fixedly connected on the upper end that support basket deviates from supporting block, the cover board includes baffle, handle fixed base and the first venthole, the baffle is located at the inside of cover board, the first venthole hollow out is provided with the nock of baffle.The utility model can be realized locking by simple operations and open work, better met and used needs.

Description

A kind of self-locking gas check

Technical field

The utility model relates to hot cell equipment technical field, specially a kind of self-locking gas check.

Background technique

Hot cell is the shielded cubicle for carrying out high radioactivity test and operation, it and ambient environment, inner wall are commonly used stainless Steel linear, convenient for rinsing, decontamination, exterior wall is attached most importance to concrete structure, and to protect gamma activity, lead glass is housed on the front wall in hot cell Or the hagioscope of high density liquid, remote-controlled operation can be carried out equipped with manipulator, rear wall is equipped with iron gate, it may be necessary to enter, Cleaning, installation and removal equipment, top is equipped with lamp box, for illuminating, is equipped with travelling bogie, and conveying articles pass in and out hot cell, by Exhaust system ventilation, keeps hot cell to work under negative pressure, the wind of discharge will by high efficiency particulate air filter, remove radioaerosol and Dust, hot cell require unlatching glass door to have airtight requirement in use, and existing locking device air tightness is not high, and majority needs Pressing is pulled open after pulling open or screw again, leads to the problem that existing locking device switching process is many and diverse and air tightness is poor, so being badly in need of Want a kind of device for being able to solve the above problem.

Utility model content

It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of self-locking gas check Problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of self-locking gas check, including self-locking Formula gas check, the self-locking gas check include stationary body, hinge, cover board and handle, and the stationary body is located at certainly The inside of locking-type gas check, the rear end of the cover board are rotatably installed in the top front end of stationary body by hinge, and described The lower end of hand is movably arranged on the nock of cover board, and the stationary body includes supporting block, Ring like suction disc and supports basket, described Supporting block is located at the inside of stationary body, and the lower end of the supporting block is fixedly connected on the upper end of support basket, the Ring like suction disc Lower end be fixedly connected on support basket deviate from supporting block upper end, the cover board include baffle, handle fixed base and first ventilation Hole, the baffle are located at the inside of cover board, and the first venthole hollow out is provided with the nock of baffle, and the handle is fixed The lower end of seat is fixedly connected on the nock of baffle, and handle fixed base is covered on the upper end of the first venthole, the handle Including first support, shaft, sucker and card slot, the first support is located at the inside of handle, and the shaft is mounted on first The side lower end of frame, the upper end of the sucker are fixedly connected on the side lower end that first support deviates from shaft, and the card slot opens up Deviate from the inner end of shaft in first support, the handle fixed base includes fixed frame, the second venthole, second support and turns Ring, the fixation are erected at the inside of handle fixed base, and the second venthole hollow out is provided with the side upper end of fixed frame, institute The lower end for stating second support is fixedly connected on the upper end that fixed frame is close to the second venthole, and the change is symmetrically mounted on fixed frame Away from the side of the second venthole.

Preferably, the fixed lower end for being adsorbed on baffle of the Ring like suction disc.

Preferably, the lower end of the fixed frame is fixedly connected on the nock of baffle.

Preferably, the inner space perforation of the Ring like suction disc, the first venthole and the second venthole is connected.

Preferably, the sucker suction is located at the upper end of the second venthole periphery in fixed frame.

Preferably, the outboard end of the shaft is rotatably installed in the inner end of change.

Preferably, the second support activity is connected to the inner end of card slot.

Compared with prior art, the beneficial effects of the utility model are as follows:

First support pressing is directly grasped when use, is adsorbed baffle by Ring like suction disc, makes stationary body and lid Plate locking, grasps first support and pulls out upwards, sucker is made to leave the second venthole, so that Ring like suction disc is lost adsorption function from face Cover board is opened, by shirtsleeve operation it is both achievable self-locking or open be convenient to use, baffle is facilitated by Ring like suction disc Fixation be easy to understand except annular suction cup interior negative pressure, blocked by sucker by the first venthole and the second venthole air-breathing Second venthole, the stability after improving locking, solves that existing locking device switching process is many and diverse and air tightness is poor asks Topic.

Detailed description of the invention

Fig. 1 is the agent structure schematic diagram of the utility model；

Fig. 2 is the stationary body structural schematic diagram of the utility model；

Fig. 3 is the covering plate structure schematic diagram of the utility model；

Fig. 4 is the grip structure schematic diagram of the utility model；

Fig. 5 is the handle fixed base structural schematic diagram of the utility model.

In figure: 1- self-locking gas check, 2- stationary body, 3- hinge, 4- cover board, 5- handle, 6- supporting block, 7- annular Sucker, 8- support basket, 9- baffle, 10- handle fixed base, the first venthole of 11-, 12- first support, 13- shaft, 14- sucker, 15- card slot, 16- fixed frame, the second venthole of 17-, 18- second support, 19- change.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5 is please referred to, a kind of embodiment provided by the utility model: a kind of self-locking gas check, including self-locking Gas check 1, self-locking gas check 1 include stationary body 2, hinge 3, cover board 4 and handle 5, and stationary body 2 is located at self-locking The inside of gas check 1, the rear end of cover board 4 are rotatably installed in the top front end of stationary body 2, the lower end of handle 5 by hinge 3 It is movably arranged on the nock of cover board 4, stationary body 2 includes that supporting block 6, Ring like suction disc 7 and support basket 8, supporting block 6 are located at The inside of stationary body 2, the lower end of supporting block 6 are fixedly connected on the upper end of support basket 8, and the lower end of Ring like suction disc 7 is fixedly connected Deviate from the upper end of supporting block 6 in support basket 8, cover board 4 includes that baffle 9, handle fixed base 10 and the first venthole 11, baffle 9 are set In the inside of cover board 4,11 hollow out of the first venthole is provided with the nock of baffle 9, and the lower end of handle fixed base 10 is fixed to be connected The nock in baffle 9 is connect, and handle fixed base 10 is covered on the upper end of the first venthole 11, handle 5 includes first support 12, shaft 13, sucker 14 and card slot 15, first support 12 are located at the inside of handle 5, and shaft 13 is mounted on the side of first support 12 Subordinate end, the upper end of sucker 14 are fixedly connected on the side lower end that first support 12 deviates from shaft 13, and card slot 15 is provided with first Bracket 12 deviates from the inner end of shaft 13, and handle fixed base 10 includes fixed frame 16, the second venthole 17, second support 18 and turns Ring 19, fixed frame 16 are located at the inside of handle fixed base 10, and 17 hollow out of the second venthole is provided with the side upper end of fixed frame 16, The lower end of second support 18 is fixedly connected on the upper end that fixed frame 16 is close to the second venthole 17, and change 19 is symmetrically mounted on fixation Frame 16 deviates from the side of the second venthole 17, presses down on cover board 4 by handle 5 by external force, acts on annular by baffle 9 The upper end of sucker 7 is squeezed using baffle 9 by 7 side upper end of Ring like suction disc, and 7 inner end gas of Ring like suction disc is discharged and forms negative pressure, makes ring Shape sucker 7 is adsorbed on the lower end of baffle 9, locks from by cover board 4 and stationary body 2, reaches self-locking purpose, by external force by first Bracket 12 mentions upwards, makes first support 12 around 3 central axis rotation of hinge, so that sucker 14 is made to leave the second venthole 17, benefit Extraneous gas is sucked into extraneous gas by the second venthole 17 and the first venthole 11 with 7 internal negative pressure of Ring like suction disc, is neutralized Second venthole, 17 internal negative pressure makes Ring like suction disc 7 and baffle 9 lose adsorptivity, so that cover board 4 and stationary body 2 are in solution Lock status continues upper handle 5 and opens cover board 4, and when use directly grasps the pressing of first support 12, passes through Ring like suction disc 7 adsorb baffle 9, lock stationary body 2 and cover board 4, grasp first support 12 and pull out upwards, sucker 14 is made to leave second Venthole 17 makes Ring like suction disc 7 lose adsorption function and opens cover board 4 from face, by shirtsleeve operation it is both achievable self-locking or Opening is convenient to use.

The fixed lower end for being adsorbed on baffle 9 of Ring like suction disc 7, squeezes baffle 9 by Ring like suction disc 7, using negative pressure by baffle 9 It is adsorbed on the upper end of Ring like suction disc 7, the fixation of baffle 9 is facilitated by Ring like suction disc 7, the lower end of fixed frame 16 is fixedly connected on The nock of baffle 9, it is fixed using baffle 9 and fixed frame 16, so that handle fixed base 10 is passed through fixed frame 16 and baffle 9 It is fixedly connected, Ring like suction disc 7, the first venthole 11 are connected with the perforation of the inner space of the second venthole 17, utilize the first ventilation Hole 11 is communicated with the second venthole 17, and extraneous gas is enable to enter Ring like suction disc by the first venthole 11 and the second venthole 17 Inside 7, by 17 air-breathing of the first venthole 11 and the second venthole, it is easy to understand except 7 internal negative pressure of Ring like suction disc, sucker 14 is inhaled It is attached to the upper end that fixed frame 16 is located at 17 periphery of the second venthole, blocks the second venthole 17 using sucker 14, can be prevented outer Portion's gas enters, and so that cover board 4 is locked, blocks the second venthole 17 by sucker 14, and the stability after improving locking turns The outboard end of axis 13 is rotatably installed in the inner end of change 19, using the rotation relation of shaft 13 and change 19, enables handle 5 Around the central axis rotation of change 19,18 activity of second support is connected to the inner end of card slot 15, is second support using card slot 15 18 provide activity spaces, so that external force is squeezed sucker 14 by first support 12 and shield the second venthole 17, otherwise pull up the One bracket 12 makes sucker 14 leave the second venthole 17, loses function of shielding, and the lower end of card slot 15 stops second support in the process 18, so that power is acted on fixed frame 16 by second support 18 and digs baffle 9.

Working principle: cover board 4 is pressed down on by handle 5 by external force, the upper of Ring like suction disc 7 is acted on by baffle 9 End is squeezed using baffle 9 by 7 side upper end of Ring like suction disc, and 7 inner end gas of Ring like suction disc is discharged and forms negative pressure, inhales Ring like suction disc 7 Be attached to the lower end of baffle 9, locked from by cover board 4 and stationary body 2, reach self-locking purpose, by external force by first support 12 to It above mentions, makes first support 12 around 3 central axis rotation of hinge, so that sucker 14 be made to leave the second venthole 17, inhaled using annular Extraneous gas is sucked extraneous gas by the second venthole 17 and the first venthole 11 by 7 internal negative pressure of disk, neutralizes the second ventilation 17 internal negative pressure of hole makes Ring like suction disc 7 and baffle 9 lose adsorptivity, so that cover board 4 and stationary body 2 are in the unlocked state, after Continuous upper handle 5 opens cover board 4, squeezes baffle 9 by Ring like suction disc 7, baffle 9 is adsorbed on Ring like suction disc 7 using negative pressure Upper end, it is fixed using baffle 9 and fixed frame 16, so that handle fixed base 10 is fixedly connected by fixed frame 16 with baffle 9, It is communicated using the first venthole 11 with the second venthole 17, extraneous gas is enable to pass through the first venthole 11 and the second venthole 17 Into inside Ring like suction disc 7, the second venthole 17 is blocked using sucker 14, extraneous gas can be prevented to enter, enable cover board 4 Locking enables handle 5 to surround the central axis rotation of change 19, utilizes card slot using the rotation relation of shaft 13 and change 19 15 provide activity space for second support 18, so that external force is squeezed sucker 14 by first support 12 and shield the second venthole 17, on the contrary pulling up first support 12 makes sucker 14 leave the second venthole 17, loses function of shielding, in the process the lower end of card slot 15 Stop second support 18, so that power is acted on fixed frame 16 by second support 18 and dig baffle 9.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of self-locking gas check, including self-locking gas check (1), it is characterised in that: the self-locking gas check It (1) include stationary body (2), hinge (3), cover board (4) and handle (5), the stationary body (2) is located at self-locking gas check (1) inside, the rear end of the cover board (4) are rotatably installed in the top front end of stationary body (2) by hinge (3), and described The lower end of hand (5) is movably arranged on the nock of cover board (4), and the stationary body (2) includes supporting block (6), Ring like suction disc (7) and support basket (8), the supporting block (6) are located at the inside of stationary body (2), and the lower end of the supporting block (6) is fixedly connected In the upper end of support basket (8), the lower end of the Ring like suction disc (7) is fixedly connected on support basket (8) away from the upper of supporting block (6) End, the cover board (4) includes baffle (9), handle fixed base (10) and the first venthole (11), and the baffle (9) is located at cover board (4) inside, the first venthole (11) hollow out are provided with the nock of baffle (9), the handle fixed base (10) Lower end is fixedly connected on the nock of baffle (9), and handle fixed base (10) is covered on the upper end of the first venthole (11), institute Stating handle (5) includes first support (12), shaft (13), sucker (14) and card slot (15), and the first support (12) is located at handle The inside of hand (5), the shaft (13) are mounted on the side lower end of first support (12), and the upper end of the sucker (14) is fixed to be connected It connects and deviates from the side lower end of shaft (13) in first support (12), the card slot (15) is provided with first support (12) away from shaft (13) inner end, the handle fixed base (10) include fixed frame (16), the second venthole (17), second support (18) and turn Ring (19), the fixed frame (16) are located at the inside of handle fixed base (10), and the second venthole (17) hollow out is provided with solid Determine the side upper end of frame (16), the lower end of the second support (18) is fixedly connected on fixed frame (16) and is close to the second venthole (17) upper end, the change (19) are symmetrically mounted on the side that fixed frame (16) deviate from the second venthole (17).

2. a kind of self-locking gas check according to claim 1, it is characterised in that: the Ring like suction disc (7) is fixed to inhale It is attached to the lower end of baffle (9).

3. a kind of self-locking gas check according to claim 1, it is characterised in that: the lower end of the fixed frame (16) is solid Surely it is connected to the nock of baffle (9).

4. a kind of self-locking gas check according to claim 1, it is characterised in that: the Ring like suction disc (7), first are led to Stomata (11) is connected with the perforation of the inner space of the second venthole (17).

5. a kind of self-locking gas check according to claim 1, it is characterised in that: the sucker (14) is adsorbed on fixation Frame (16) is located at the upper end of the second venthole (17) periphery.

6. a kind of self-locking gas check according to claim 1, it is characterised in that: the outboard end of the shaft (13) turns The dynamic inner end for being mounted on change (19).

7. a kind of self-locking gas check according to claim 1, it is characterised in that: second support (18) active card Connect the inner end in card slot (15).