CN114918870A

CN114918870A - Device for mounting sealing ring on inner supporting ring of glove

Info

Publication number: CN114918870A
Application number: CN202210703898.3A
Authority: CN
Inventors: 师涛; 刘万伟; 张文新
Original assignee: Shaanxi Tongshihang Precision Machinery Co ltd
Current assignee: Shaanxi Tongshihang Precision Machinery Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-08-19

Abstract

The invention discloses a device for mounting a sealing ring on a glove inner supporting ring, which comprises a main machine body, wherein a push rod is arranged at the center of the bottom end of the main machine body and used for pushing a push disc to horizontally move back and forth, a driving device is arranged at the center inside the main machine body and mainly used for providing power, one end of the push rod extends into the main machine body and is connected with the driving device, and the other end of the push rod is provided with the push disc in a screwed and connected manner through threads; the sealing state can be well maintained, the labor intensity is reduced, the assembly work is changed into easy and simple semi-automatic operation, and the working efficiency is improved.

Description

Device for mounting sealing ring on inner supporting ring of glove

Technical Field

The invention belongs to the assembly technology of gloves, glove inner supporting rings and O-shaped sealing ring assemblies in the fields of nuclear power, medical treatment and life science, and particularly relates to a device for mounting a sealing ring on the glove inner supporting ring.

Background

In the nuclear industry or the life science industry, serious radioactive media or toxic and harmful substances exist, and special gloves are widely used under the condition that a human body cannot reach the gloves. The infrastructure widely used in the production and treatment of nuclear raw materials is a hot chamber glove box, the internal environment of the glove box is relatively severe, and a certain radiation active substance and a strong corrosive atmosphere environment exist, so that the hot chamber glove box is a widely applied place for gloves.

The gloves are indispensable operation tools for scientific research and production in the nuclear industry, are light and flexible to operate, have high operation capacity and wide applicable and throwing range, become standard accessories in the nuclear industry at present, and are common general tools. The glove is intended to be attached to the mouth of a glove box during use. When the glove is installed, the glove supporting ring and the O-shaped sealing ring are assembled into an assembly in advance, and then the assembly is pressed into an interface of the glove box together.

At present, in the assembly of gloves, glove inner supporting rings and O-shaped sealing rings, the assembly of the O-shaped rings is manually operated. The problems that arise are: 1. the operation is difficult; the operation can be completed by strong workers with considerable force; 2. the success rate is low; the O-shaped ring is pulled by the glove, so that the wire diameter of the O-shaped ring is not uniform after assembly, and the O-shaped ring cannot be well sealed when being pressed into an interface of a glove box.

Disclosure of Invention

The present invention is directed to a device for mounting a seal ring on a glove inner ring, which solves the above-mentioned problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a device for mounting a sealing ring on a glove supporting ring comprises a main machine body, wherein a push rod is arranged at the center of the bottom end of the main machine body and used for pushing a push disc to horizontally move back and forth, a driving device is arranged at the center of the inner part of the main machine body and mainly has the function of providing power, one end of the push rod extends into the main machine body and is connected with the driving device, the other end of the push rod is provided with the push disc in a threaded screwing connection mode, a plurality of connecting columns are arranged on the push disc at equal angles and are rotatably connected with a third connecting rod of a four-bar mechanism, so that the four-bar mechanism is driven to synchronously open and recover, the O-shaped ring is conveniently expanded, a plurality of mounting seats are arranged on the edge of the bottom end of the main machine body at equal angles and are aligned with the connecting columns one another one by one, the four-bar mechanism is mounted conveniently, and a four-bar mechanism is arranged between each mounting seat and the corresponding connecting column, the design of a plurality of groups of four-bar mechanisms can stably support the O-shaped rings, each four-bar mechanism comprises a first connecting bar, a third connecting bar, a second connecting bar and a fourth connecting bar, the first connecting bar and the second connecting bar are parallel to each other, one ends of the first connecting bar and the second connecting bar are rotatably connected with two ends of the same mounting seat through shafts, in order to ensure that the rotation adjustment can be realized, the other ends of the first connecting bar and the second connecting bar are rotatably connected with two ends of the same fourth connecting bar through shafts, each second connecting bar is rotatably provided with a third connecting bar, the other end of each third connecting bar is rotatably connected with a corresponding connecting column, the edge of each fourth connecting bar is provided with an extension head, the extension heads are provided with compensation grooves for preventing the O-shaped rings from falling off, the compensation grooves are of arc structures, and the plurality of extension heads are sleeved with the same O-shaped ring, in order to conveniently strut the O-shaped ring, the O-shaped ring is conveniently arranged on the inner supporting ring.

Preferably, the top of the main machine body is provided with a knob, and the top of the main machine body is also provided with an arched handle, so that the handheld operation is convenient.

Preferably, first connecting rod, second connecting rod, mount pad and fourth connecting rod link together and are the parallelogram structure, strut and retrieve for stable realization, fourth connecting rod and extension head formula structure as an organic whole in order to guarantee the fastness.

Preferably, the driving device in the main body can be one of cylinder driving, motor driving and hydraulic driving.

Preferably, the installation seat is fixed on the main machine body through a bolt, and the center line extension line of the installation seat coincides with the circle center of the main machine body, so that the symmetry of the whole structure is ensured, and the opened O-shaped ring is in a regular polygon shape.

Preferably, the tip of spliced pole is provided with the spread groove, and the third connecting rod extends to and is connected through pivot and spliced pole rotation in the spread groove, can play simple to operate's effect.

Compared with the prior art, the invention has the beneficial effects that: the O-shaped ring mounting device provided by the invention uses the air cylinder as power, the eight groups of four-bar mechanisms are pushed to be opened simultaneously through the push disc, the O-shaped ring is expanded into an octagon shape, so that the inner circle of the O-shaped ring is larger than the outer diameter of the inner supporting ring, the O-shaped ring can be pushed into the groove of the inner supporting ring, and the O-shaped ring can still keep a uniform wire diameter when the O-shaped ring is mounted on the inner supporting ring; the sealing state can be well maintained, the labor intensity is reduced, the assembly work is changed into easy and simple semi-automatic operation, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic view of the structure of the present invention in the installed state;

FIG. 2 is a schematic structural diagram of a four-bar linkage mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of the present invention;

FIG. 4 is a schematic view of the inner arm ring of the present invention;

in the figure: 1. a knob; 2. a main body; 3. a first link; 4. a base; 5. pushing the disc; 6. a push rod; 7. a mounting seat; 8. a third link; 9. a second link; 10. connecting columns; 11. a fourth connecting rod; 12. an extension head; 13. a compensation groove; 14. an inner bracing ring; 15. an O-shaped ring; 16. an inner support outer ring; 17. a glove; 18. an inner ring of the inner support.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a device for installing a sealing ring on a glove supporting ring comprises a main machine body 2, a push rod 6 is arranged at the center of the bottom end of the main machine body 2 to realize telescopic motion so as to drive a push disc 5 to synchronously and horizontally reciprocate, a driving device is arranged at the center of the inside of the main machine body 2, one end of the push rod 6 extends into the main machine body 2 and is connected with the driving device, in order to provide driving force, the other end of the push rod 6 is connected with the push disc 5 through threads in a screwing way, eight connecting columns 10 are arranged on the push disc 5 at equal angles, eight installation seats 7 are arranged at the edge of the bottom end of the main machine body 2 at equal angles, the installation seats 7 and the connecting columns 10 are aligned with each other one by one, in order to install a four-bar mechanism, a four-bar mechanism is arranged between each installation seat 7 and the corresponding connecting column 10, and comprises a first connecting bar 3, a third connecting bar 8, a second connecting bar 9 and a fourth connecting bar 11, the first connecting rod 3 and the second connecting rod 9 are parallel to each other, one end of each of the first connecting rod 3 and the second connecting rod 9 is rotatably connected with two ends of the same mounting base 7 through a shaft, so that the first connecting rod 3 and the second connecting rod 9 can be conveniently and flexibly rotated, the other end of each of the first connecting rod 3 and the second connecting rod 9 is rotatably connected with two ends of the same fourth connecting rod 11 through a shaft, in order to ensure flexible rotation, each second connecting rod 9 is rotatably provided with a third connecting rod 8, the other end of each third connecting rod 8 is rotatably connected with a corresponding connecting column 10, in order to conveniently connect with the push disc 5 and conveniently realize synchronous opening of eight four-bar linkages, the O-shaped ring 15 is expanded to be in a regular octagon shape, the edge of the fourth connecting bar 11 is provided with an extension head 12, the extension head 12 is provided with a compensation groove 13, the compensation groove 13 is in an arc structure, in order to stably place the O-ring 15, the plurality of extension heads 12 are sleeved with the same O-ring 15.

In this embodiment, preferably, the top of the main body 2 is provided with the knob 1, and the top of the main body 2 is further provided with an arched handle, so as to facilitate the hand body and the operation.

In this embodiment, preferably, the first connecting rod 3, the second connecting rod 9, the mounting base 7 and the fourth connecting rod 11 are connected together to form a parallelogram structure, and in order to facilitate the opening and the recovery, the fourth connecting rod 11 and the extension head 12 are an integrated structure, so as to ensure the stability of the structure.

In this embodiment, it is preferable that the driving device in the main body 2 is driven by a cylinder to provide power for extending and retracting the push rod 6.

In this embodiment, preferably, the mounting base 7 is fixed on the main body 2 by a bolt, and an extension line of a center line of the mounting base 7 coincides with a circle center of the main body 2, so as to ensure symmetrical distribution of the whole structure.

In this embodiment, preferably, the end of the connecting column 10 is provided with a connecting groove, and the third connecting rod 8 extends into the connecting groove and is rotatably connected with the connecting column 10 through a rotating shaft, so as to facilitate installation.

In this embodiment, as shown in fig. 4, the inner support ring 14 is mounted on the base 4, and the inner support ring 14 is composed of an inner support outer ring 16 and an inner support inner ring 18, and an annular groove matching with the O-ring 15 is formed between the inner support inner ring 18 and the inner support outer ring 16.

The working principle and the using process of the invention are as follows: when the four-bar linkage type glove opening and closing device is used, the inner support inner ring 18 of the inner support ring 14 is installed on the base 4, the glove 17 is placed in the base 4, the edge of the opening of the glove 17 is sleeved on the inner support inner ring 18 of the inner support ring 14, the inner support outer ring 16 is installed on the outer side of the inner support inner ring 18, the O-shaped ring 15 is sleeved on the compensation groove 13 of the eight groups of four-bar linkage mechanisms when the four-bar linkage mechanisms are in a closing state, then the knob 1 is rotated, the cylinder in the main machine body 2 is started, the push rod 6 is driven to extend out, the push disc 5 is pushed to horizontally advance, the four-bar linkage mechanisms are opened at the same time, the O-shaped ring 15 is opened to enable the inner circle of the O-shaped ring to be larger than the outer diameter of the inner support ring 14, the opened four-bar linkage mechanisms are placed on the inner support ring 14, and the O-shaped ring 15 is pushed into the corresponding groove in the inner support ring.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A device for mounting a sealing ring on a glove support ring, comprising a main body (2), characterized in that: the host computer body (2) bottom central point puts and is provided with push rod (6), the inside center department of the host computer body (2) is provided with drive equipment, and the one end of push rod (6) extends to in the host computer body (2) and is connected with drive equipment, the other end of push rod (6) is provided with through the screw thread spiral connection and pushes away dish (5), it is provided with a plurality of spliced poles (10) to push away to coil (5) first-class angle, the bottom edge of the host computer body (2) is waited the angle and is provided with a plurality of mount pads (7), and mount pad (7) and spliced pole (10) align each other one by one, every all be provided with a four-bar linkage between mount pad (7) and the spliced pole (10) that correspond, four-bar linkage includes first connecting rod (3), third connecting rod (8), second connecting rod (9) and fourth connecting rod (11), first connecting rod (3) and second connecting rod (9) are parallel to each other, and the one end of first connecting rod (3) and second connecting rod (9) all passes through the axle with the both ends of same mount pad (7) and rotates and be connected, the other end of first connecting rod (3) and second connecting rod (9) all passes through the axle with the both ends of same fourth connecting rod (11) and rotates and be connected, every all rotate on second connecting rod (9) and be provided with a third connecting rod (8), the other end of third connecting rod (8) rotates with spliced pole (10) that correspond and is connected, the edge of fourth connecting rod (11) is provided with extension head (12), and is provided with compensation groove (13) on extension head (12).

2. A device for mounting a seal ring on a glove support ring according to claim 1, wherein: the top of the main machine body (2) is provided with a knob (1), and the top of the main machine body (2) is also provided with an arched handle.

3. A device for mounting a seal ring on a glove support ring according to claim 1, wherein: first connecting rod (3), second connecting rod (9), mount pad (7) and fourth connecting rod (11) link together and are the parallelogram structure, fourth connecting rod (11) and extension head (12) are integrated into one piece's integral type structure.

4. A device for mounting a seal ring on a glove support ring according to claim 1, wherein: the driving device in the main machine body (2) can be one of cylinder driving, motor driving and hydraulic driving.

5. A device for mounting a seal ring on a glove support ring according to claim 1, wherein: the compensation groove (13) is of an arc-shaped structure, and the same O-shaped ring (15) is sleeved on the plurality of extension heads (12).

6. A device for mounting a seal ring on a glove support ring according to claim 1, wherein: the mounting seat (7) is fixed on the main machine body (2) through a bolt, and the center line extension line of the mounting seat (7) coincides with the circle center of the main machine body (2).

7. A device for mounting a seal ring on a glove support ring according to claim 1, wherein: the end of the connecting column (10) is provided with a connecting groove, and the third connecting rod (8) extends into the connecting groove and is rotatably connected with the connecting column (10) through a rotating shaft.