CN216559561U

CN216559561U - Opening and closing device and helium detector

Info

Publication number: CN216559561U
Application number: CN202122838926.6U
Authority: CN
Inventors: 陈新庆; 冯运荣; 杨彰跃; 唐权光; 罗沛强
Original assignee: Foshan Tongju Electromechanical Co ltd
Current assignee: Foshan Tongju Electromechanical Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-05-17
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses an opening and closing device and a helium detector, taking one of the devices as an example, the opening and closing device comprises a bearing box, wherein the bearing box is provided with an opening; the lid closes the mechanism, and the lid closes the mechanism and closes the support frame body, lid including the lid, and the lid closes the driving piece and closes the door with the lid, and the lid closes the driving piece and connects the lid to close the support frame body in the lid, and the lid closes the driving piece drive and connects the lid and close the door and be used for driving the lid and close the door and offset at the opening part. The driving piece is closed through the cover to drive the cover to close the door cover at the opening of the bearing box, and the position of the bearing box for placing articles is kept unchanged, so that the positions of the components connected with the bearing box are not changed in the experimental process, and the abrasion degree of the components connected to the bearing box is reduced.

Description

Opening and closing device and helium detector

Technical Field

The utility model relates to the technical field of detection equipment, in particular to an opening and closing device and a helium detector.

Background

At present about detecting the detection device of gas tightness, can set up a vacuum cavity on the support frame, place the work piece and carry out the detection of gas tightness in the cavity, because vacuum pump and air entrainment device's volume is great, the vacuum pump, air entrainment device and detection device can fix on the support frame, vacuum cavity and vacuum pump, the air entrainment device, detection device passes through the trachea intercommunication, and for the ease of material loading and unloading, be connected with the cylinder that releases the vacuum cavity on the support frame, the vacuum cavity can be followed the horizontal direction and be close to or keep away from the support frame. During actual detection, because the detection amount is very big, the vacuum cavity body can be released and taken in the support frame many times, then the trachea of connecting on the vacuum cavity body can slide along with the vacuum cavity body for tracheal ageing and degree of wear, owing to carry out the experiment of gas tightness, the trachea of damage can increase the error that detects.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the utility model provides a device and helium examine machine open and shut to solve a problem that exists among the prior art.

The solution of the utility model for solving the technical problem is as follows:

an opening and closing device comprising: a carrying case having an opening; the lid closes the mechanism, the lid closes the mechanism and closes the door including the lid and supports the support body, lid and close driving piece and lid, the lid close the driving piece connect in the lid closes and supports the support body, the lid close the driving piece drive connect in the lid closes the door and is used for the drive the lid closes the door and offsets the opening part.

When realizing material loading and unloading, close the driving piece through the lid and drive the lid and close the door closure and close the opening part that bears the weight of the box, realize that the open-ended opens and closes, this process is used for the bearing box position of placing object article to keep unchangeable, and in the experimentation, all do not change with the position that bears each subassembly that the box is connected, reduce the degree of wear of connecting each subassembly on bearing the box.

As a further improvement of the above technical solution, the covering door is slidably connected to the covering support frame, and a sliding direction of the covering door is parallel to a plane formed by the opening.

The cover door is close to or far away from the opening in a plane sliding mode, and when a worker drops an object to be tested into the bearing box, the cover door is not arranged opposite to the opening, so that the situation that the object to be tested mistakenly touches the cover door is reduced.

As a further improvement of the above technical solution, the covering support frame body includes: the bearing box is connected with the fixed support frame; the rotating support frame is rotatably connected to the fixed support frame, and the covering driving piece is connected to the rotating support frame; the cover mechanism further comprises a rotating driving piece, one end of the rotating driving piece is connected with the fixed supporting frame, the other end of the rotating driving piece is in driving connection with the rotating supporting frame, and the rotating driving piece enables the cover door to be tightly pressed at the opening.

In order to further strengthen the air tightness, the rotating support frame is rotatably connected to the fixed support frame, the rotating support frame is driven to rotate under the driving of the rotating driving piece, the cover closing door is connected to the rotating support frame, when the rotating support frame rotates, the cover closing door synchronously rotates, the cover closing door is tightly pressed at the opening, and the phenomenon of air leakage at the position where the cover closing door and the bearing box are abutted is reduced.

As a further improvement of the technical scheme, the side wall of the rotating support frame, which is far away from the opening, is connected with a slide rail, the cover door is connected with a slide block, the slide block is connected with the slide rail in a sliding manner, and the sliding direction of the slide block is arranged along the length direction of the slide rail.

Under the cooperation of slider and slide rail, inject the slip direction of closing the door, make the door that closes can be just to setting up with the opening.

As a further improvement of the technical scheme, the rotating support frame is at least connected with a group of limiting assemblies, the same group of limiting assemblies comprise two limiting blocks, and the two limiting blocks are positioned on two sides of the covering door and used for limiting the length of a sliding path of the covering door.

The limiting block can limit the sliding limit position of the covered door, and the situation that the covered door is separated from the sliding rail to move is reduced.

As a further improvement of the technical scheme, an included angle formed between a plane formed by the opening and the ground is an acute angle, and the opening is arranged in an inclined mode.

The opening is the slope setting, and the lid that corresponds closes the door and also is the slope setting, and the lid that inclines closes the door slides on the slide rail, makes the slide rail close the door to the lid and plays certain bearing effect, and the lid of being convenient for closes the driving piece and promotes the lid and close the door.

As a further improvement of the above technical solution, the covering support frame body further includes a support assembly, the support assembly includes: the supporting seat is connected to the fixed supporting frame; the supporting bearing is rotatably connected to the supporting seat, the top of the supporting bearing is higher than that of the supporting seat, and the bottom of the rotating supporting frame is in sliding connection with the supporting bearing.

The supporting seat provides the mounted position for support bearing, rotates the support frame and can take place to rotate under the drive of rotation driving piece, and rotates the support frame and support bearing counterbalance, and rolling support bearing is convenient for rotate the rotation of support frame.

The utility model also provides a helium detector which comprises a detector, a vacuum pump, an air adding pump and an opening and closing device, wherein the detector is communicated with the bearing box through a first air pipe, the vacuum pump is communicated with the bearing box through a second air pipe, and the air adding pump is communicated with the bearing box through a third air pipe.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures are only some embodiments of the utility model, not all embodiments, and that a person skilled in the art can also derive other designs and figures from them without inventive effort.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;

FIG. 4 is a cross-sectional view taken along the line C-C of FIG. 1;

fig. 5 is a schematic structural view of the concealed close door of the present invention.

In the figure, 1, a carrying box; 2. the supporting frame body is covered; 21. fixing a support frame; 22. rotating the support frame; 221. a slide rail; 222. a limiting block; 23. a support assembly; 231. a supporting seat; 232. a support bearing; 3. covering the driving piece; 4. closing the door; 41. a slider; 5. the driving member is rotated.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. All technical characteristics in the utility model can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1 to 5, an opening and closing apparatus makes the following embodiments:

an opening and closing device comprises a bearing box 1 and a covering and closing mechanism, wherein the bearing box 1 is provided with an opening; the cover closes the mechanism and closes support frame body 2, lid including the lid and close driving piece 3 and lid and close 4, and the lid closes driving piece 3 and connects in the lid and close support frame body 2, and the lid closes driving piece 3 drive and connects the lid and close 4 and be used for the drive lid and close 4 offsets at the opening part of door.

Specifically, the side wall of the bearing box 1, which is abutted to the covering door 4, is connected with a sealing strip, and the sealing strip is positioned between the covering door 4 and the bearing box 1, so that the whole air tightness is better.

The cover door 4 is connected with the cover support frame body 2 in a sliding mode, and the sliding direction of the cover door 4 is parallel to the plane formed by the opening.

The covering support frame body 2 comprises a fixed support frame 21 and a rotating support frame 22, and the bearing box 1 is connected to the fixed support frame 21; the rotating support frame 22 is rotatably connected to the fixed support frame 21, and the covering driving piece 3 is connected to the rotating support frame 22; the cover mechanism further comprises a rotary driving piece 5, one end of the rotary driving piece 5 is connected to the fixed support frame 21, the other end of the rotary driving piece is in driving connection with the rotary support frame 22, and the rotary driving piece 5 enables the cover door 4 to be tightly pressed at the opening.

Specifically, the rotating support frame 22 is provided with a placing space for the bearing box 1 to pass through, and the placing space is additionally arranged, so that the whole mass of the rotating support frame 22 can be reduced, the rotating support frame 22 is connected with the fixed support frame 21 through the connecting assembly, the two connecting assemblies are arranged at intervals, the connecting assembly is connected to one vertical rod of the rotating support frame 22, the connecting assembly comprises a fixed seat, a rotating seat and a hinge seat, the fixed seat is connected to the fixed support frame 21, the rotating seat is connected to the rotating support frame 22, the lining steel sleeve is connected to the rotating seat, the number of the hinge seats is two, the two hinge seats are connected to the side wall, close to the rotating seat, of the fixed seat at intervals, the main shaft is connected between the two hinge seats, and the lining steel sleeve is sleeved on the outer side wall of the main shaft to enable the fixed support frame 21 and the rotating support frame 22 to be connected in a rotating mode. The rotation driving part 5 is provided with two, and two rotation driving parts 5 correspond the setting with two coupling assembling respectively, and rotation driving part 5 specifically is the cylinder, and the stiff end of cylinder is connected in fixed bolster 21, and the output of cylinder is connected in rotating support frame 22.

Specifically, the lid closes driving piece 3 and includes the motor, the reduction gear, the shaft coupling, the sprocket, the driving shaft, driven shaft and chain, motor and retarder connection just all connect in rotating support frame 22, the reduction gear has the driving shaft through the coupling joint, driving shaft and driven shaft interval set up and rotate and connect in the top of rotating support frame 22, the sprocket is provided with two, two sprockets are connected respectively in driving shaft and driven shaft, the chain meshes in two sprockets, the chain closes door 4 through connecting seat and lid and connects, when the chain is along with the sprocket motion, through the transmission of connecting seat, make the lid close door 4 slide.

The side wall of the rotating support frame 22 far away from the opening is connected with a slide rail 221, the covering door 4 is connected with a slide block 41, the slide block 41 is connected with the slide rail 221 in a sliding mode, and the sliding direction of the slide block 41 is arranged along the length direction of the slide rail 221.

Specifically, the slide rail 221 is disposed horizontally, and two slide rails 221 are disposed, and the two slide rails 221 are respectively close to the top and the bottom of the rotating support frame 22.

The rotating support frame 22 is at least connected with a set of limiting components, the same set of limiting components comprises two limiting blocks 222, and the two limiting blocks 222 are located on two sides of the covering door 4 and used for limiting the length of a sliding path of the covering door 4.

Specifically, the two sets of limiting components are arranged, one set of limiting components is arranged corresponding to one sliding rail 221, and the two limiting blocks 222 in the same set are respectively close to two ends of one sliding rail 221.

The plane that the opening formed and the contained angle that forms between the ground are the acute angle, and the opening is upwards setting towards the slope.

Specifically, bear box 1 and be the slope setting, it is corresponding, rotate support frame 22 and also be the slope setting, the inclination that rotates support frame 22 is the same with the inclination that bears box 1, and the axis of rotation that rotates support frame 22 is the slope and upwards sets up.

The covering support frame body 2 further comprises a support assembly 23, the support assembly 23 comprises a support seat 231 and a support bearing 232, and the support seat 231 is connected to the fixed support frame 21; the support bearing 232 is rotatably connected to the support base 231, the top of the support bearing 232 is higher than the top of the support base 231, and the bottom of the rotary support frame 22 is slidably connected to the support bearing 232.

Specifically, the supporting seat 231 is disposed in an inclined manner, so that the supporting bearings 232 are also disposed in an inclined manner, the bottom of the rotating supporting frame 22 can slide on the surface of the supporting bearings 232, one supporting seat 231 can be connected with a plurality of supporting bearings 232, the supporting bearings 232 are connected to the supporting seat 231 at intervals, and the rotating axes of the supporting bearings 232 on the same supporting seat 231 are parallel to each other.

When the opening and closing device is used, the covering door 4 is driven by the covering driving piece 3 to move towards the direction far away from the bearing box 1, so that the opening is opened, articles are put into the bearing box 1, then the covering door 4 is driven by the covering driving piece 3 to move towards the direction close to the bearing box 1, so that the covering door 4 is opposite to the opening, then the rotating support frame 22 is pushed to rotate under the action of the rotating driving piece 5, and the rotating support frame 22 drives the covering door 4 to be tightly pressed on the bearing box 1.

Referring to fig. 1 to 5, the utility model further provides a helium detector, which comprises a detector, a vacuum pump, an air adding pump and an opening and closing device, wherein the detector is communicated with the bearing box 1 through a first air pipe, the vacuum pump is communicated with the bearing box 1 through a second air pipe, and the air adding pump is communicated with the bearing box 1 through a third air pipe.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the utility model as set forth in the claims appended hereto.

Claims

1. An opening and closing device, comprising:

a carrying case (1), the carrying case (1) having an opening;

the lid closes the mechanism, the lid closes the mechanism and closes support frame body (2), lid including the lid and close driving piece (3) and lid and close door (4), the lid close driving piece (3) connect in the lid closes and supports frame body (2), the lid closes driving piece (3) drive connection the lid closes door (4) and is used for the drive the lid closes door (4) offset and is in the opening part.

2. A device according to claim 1, wherein the closing door (4) is slidably connected to the closing support frame (2), and the sliding direction of the closing door (4) is parallel to the plane formed by the opening.

3. The opening and closing device according to claim 2, wherein said covering support frame (2) comprises:

the bearing box (1) is connected to the fixed support frame (21);

the rotating support frame (22), the rotating support frame (22) is rotatably connected to the fixed support frame (21), and the covering driving piece (3) is connected to the rotating support frame (22);

the cover mechanism further comprises a rotating driving piece (5), one end of the rotating driving piece (5) is connected with the fixed support frame (21), the other end of the rotating driving piece is in driving connection with the rotating support frame (22), and the rotating driving piece (5) enables the cover door (4) to be tightly pressed at the opening.

4. The opening and closing device according to claim 3, wherein a sliding rail (221) is connected to a side wall of the rotating support frame (22) far away from the opening, a sliding block (41) is connected to the cover door (4), the sliding block (41) is connected to the sliding rail (221) in a sliding manner, and the sliding direction of the sliding block (41) is arranged along the length direction of the sliding rail (221).

5. The opening and closing device as claimed in claim 4, wherein the rotating support frame (22) is connected with at least one set of limiting components, the same set of limiting components comprises two limiting blocks (222), and the two limiting blocks (222) are located on two sides of the covering door (4) and used for limiting the length of the sliding path of the covering door (4).

6. The opening and closing device as claimed in claim 3, wherein the plane formed by said opening is an acute angle with the ground, and said opening is disposed obliquely upward.

7. The opening and closing device according to claim 3, wherein said covering support frame (2) further comprises a support assembly (23), said support assembly (23) comprising:

the supporting seat (231), the supporting seat (231) is connected to the fixed supporting frame (21);

the supporting bearing (232), the supporting bearing (232) rotate connect in the supporting seat (231), the top of supporting bearing (232) is higher than the top of supporting seat (231), the bottom of rotating support frame (22) with supporting bearing (232) sliding connection.

8. A helium detector, which is characterized by comprising a detector, a vacuum pump, an air adding pump and the opening and closing device according to any one of claims 1 to 7, wherein the detector is communicated with the bearing box (1) through a first air pipe, the vacuum pump is communicated with the bearing box (1) through a second air pipe, and the air adding pump is communicated with the bearing box (1) through a third air pipe.