CN111119631A

CN111119631A - Telescopic block assembly and door opening and closing device

Info

Publication number: CN111119631A
Application number: CN201811291650.0A
Authority: CN
Inventors: 高少飞
Original assignee: Dongtai Hi Tech Equipment Technology Co Ltd
Current assignee: Zishi Energy Co.,Ltd.
Priority date: 2018-10-31
Filing date: 2018-10-31
Publication date: 2020-05-08

Abstract

The invention provides a telescopic block assembly and a door opening and closing device, wherein the telescopic block assembly comprises: the base comprises an accommodating cavity, and an opening of the accommodating cavity is positioned on the side surface of the base; the movable block structure comprises a movable block and an elastic piece, the movable block is at least partially located in the containing cavity, and the elastic piece is located in the containing cavity and abuts against the movable block and the inner wall of the containing cavity so as to provide elastic force for the movable block. The technical scheme of the invention effectively solves the problem that the door opening and closing device in the prior art is not closed tightly.

Description

Telescopic block assembly and door opening and closing device

Technical Field

The invention relates to a door opening and closing device, in particular to a telescopic block assembly and a door opening and closing device.

Background

In order to improve the product performance, the requirements of many enterprises on oxygen, humidity, granularity and the like in the production process of products are more and more strict, so equipment such as vacuum leak detection, vacuum welding, vacuum degassing and the like is widely applied. In general, mass production of products requires fast operation of these apparatuses, and frequent opening and closing of the vacuum chamber is required. In these vacuum devices, the vacuum chamber usually adopts a horizontal or vertical structure, the opening mode of the vacuum chamber usually adopts a form of a vertical hinged door, an upward-turning door and the like, the opening of the form is that a rotating shaft is arranged on one side of a door cover of the chamber, a manual or pneumatic handle is arranged on the other side of the door cover of the chamber, and the door cover can rotate around the rotating shaft to open the door. The door opening mode needs a good working space in front of the chamber, and the automatic door opening mode can cause the situation that the door cover and the chamber are not tightly closed, so that the possibility of leakage is increased.

Disclosure of Invention

The invention mainly aims to provide a telescopic block assembly and a door opening and closing device, and aims to solve the problem that the door opening and closing device in the prior art is not closed tightly.

To achieve the above object, according to one aspect of the present invention, there is provided a telescopic block assembly including: the base comprises an accommodating cavity, and an opening of the accommodating cavity is positioned on the side surface of the base; the movable block structure comprises a movable block and an elastic piece, the movable block is at least partially located in the containing cavity, and the elastic piece is located in the containing cavity and abuts against the movable block and the inner wall of the containing cavity so as to provide elastic force for the movable block.

Furthermore, the moving block structure further comprises a guide rod, the guide rod is arranged in the containing cavity, and the moving block is sleeved on the guide rod so that the moving block can move along the axial direction of the guide rod.

Further, the upper surface of base and the lower surface of base all have the via hole, and the guide bar is worn to establish in the via hole.

Further, the moving block structure further comprises a linear bearing, and the linear bearing is arranged between the moving block and the guide rod.

Further, the guide bar is located the middle of the movable block, and the elastic component includes a plurality of, and a plurality of elastic components are located the both sides of guide bar symmetrically.

Further, the base further comprises a mounting hole and a locking nut matched with the mounting hole, and the elastic piece abuts against between the locking nut and the moving block.

Furthermore, the moving block is provided with a limiting part matched with the elastic piece.

According to another aspect of the invention, a door opening and closing device is provided, the door opening and closing device comprises a container, a door cover and a telescopic block assembly, the door cover is movably covered on the container, the door cover is provided with a covering position located on an opening of the container and an opening position far away from the opening of the container, the telescopic block assembly is the telescopic block assembly, a base is fixed on the container, and the door cover is connected with a movable block.

Further, the door opening and closing device further comprises a plurality of first driving cylinders, when the door cover is located at the covering position, the first driving piece is connected with the door cover so that the first driving piece drives the door cover to abut against the container, a plurality of matching plates are arranged on the door cover, each matching plate is provided with an opening, a cylinder body of each first driving cylinder is fixed on the container, a free end of a piston of each first driving cylinder is provided with a force application part, the piston of each first driving cylinder can enter the opening, and the force application part abuts against the matching plate to pull the door cover.

Further, the cooperation board includes first cooperation board and second cooperation board, and first cooperation board is platelike structure, and the upper surface at the door closure is installed to first cooperation board, and the opening on the first cooperation board sets up outwards, and the second cooperation board includes first plate body, second plate body and third plate body, and the upper surface at the door closure is fixed to first plate body and outstanding in the back border of door closure, and the second plate body is vertical to link to each other with first plate body, and the first end of third plate body links to each other with the second plate body, and the opening of second cooperation board is located the second end of third plate body.

By applying the technical scheme of the invention, the base of the telescopic block component is fixed on the container, and the moving block is connected with the door cover. When the door opening and closing device is used, the door cover is positioned at the opening of the container, the moving block can move in the containing cavity, and thus the door cover can tightly press the container, so that the door cover and the container are sealed tightly, and leakage is not easy to occur. The technical scheme of the invention effectively solves the problem that the door opening and closing device in the prior art is not closed tightly.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 shows a cross-sectional schematic view of an embodiment of a telescoping block assembly according to the present invention;

FIG. 2 illustrates a perspective schematic view of the telescoping block assembly of FIG. 1;

fig. 3 shows a schematic structural view of a door opening and closing device according to the present invention in a covering position;

FIG. 4 is a schematic structural view of the door opening and closing device of FIG. 3 in an open position; and

fig. 5 shows a schematic view of the engagement of the second engagement plate of the opening and closing door apparatus of fig. 3 with the first driving member.

Wherein the figures include the following reference numerals:

10. a base; 20. a moving block structure; 21. a moving block; 22. an elastic member; 23. a guide bar; 24. a linear bearing; 30. a container; 40. a door cover; 50. a first driving member; 60. a mating plate; 61. a first mating plate; 62. a second mating plate; 70. a second driving member.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 to 5, the telescopic block assembly of the present embodiment includes: a base 10 and a traveling block structure 20. The base 10 includes a receiving cavity, and an opening of the receiving cavity is located at a side of the base 10. The moving block structure 20 comprises a moving block 21 and an elastic part 22, wherein the moving block 21 is at least partially positioned in the accommodating cavity, and the elastic part 22 is positioned in the accommodating cavity and abuts against between the moving block 21 and the inner wall of the accommodating cavity so as to provide elastic force for the moving block 21.

By applying the technical scheme of the embodiment, the base 10 of the telescopic block assembly is fixed on the container 30, and the moving block 21 is connected with the door cover 40. When the door opening and closing device is used, when the door cover 40 is positioned at the opening of the container 30, the moving block 21 can move in the accommodating cavity, so that the door cover 40 can tightly press the container 30, the door cover 40 and the container 30 are tightly sealed, and leakage is not easy to occur. The technical scheme of this embodiment has solved the not tight problem of closing of switch door gear among the prior art effectively.

As shown in fig. 1 and fig. 2, in the technical solution of this embodiment, the moving block structure 20 further includes a guide rod 23, the guide rod 23 is disposed in the accommodating cavity, and the moving block 21 is sleeved on the guide rod 23 so as to move the moving block 21 along the axial direction of the guide rod 23. Due to the arrangement of the guide rods 23, the moving block 21 can well move according to a preset track, and the moving block 21 is not prone to dislocation, clamping and the like. The structure has low setting cost.

As shown in fig. 1, in the solution of the present embodiment, the upper surface and the lower surface of the base 10 are provided with through holes, and the guide rods 23 are inserted into the through holes. The structure is convenient to disassemble and assemble and low in processing cost. The guide rod 23 passes through the through hole when being installed, and is installed in the through hole. The base is provided with a fastening hole, the fastening hole is communicated with the through hole, the fastening piece penetrates through the fastening hole and fixes the guide rod, the fastening piece is a bolt, and the fastening hole is a threaded hole. Specifically, the guide bar 23 is vertically disposed, and the fastening hole is laterally disposed.

As shown in fig. 1 and 2, in the present embodiment, the moving block structure 20 further includes a linear bearing 24, and the linear bearing 24 is disposed between the moving block 21 and the guide bar 23. The structure can reduce friction force, and the moving block 21 is not easy to be blocked.

As shown in fig. 1, in the solution of the present embodiment, the guide rod 23 is located in the middle of the moving block 21, the elastic member 22 includes a plurality of elastic members 22, and the plurality of elastic members 22 are symmetrically located on both sides of the guide rod 23. The above structure makes the stress of the moving block 21 relatively balanced. Specifically, the moving block 21 moves up and down, the guide rod 23 is located at the center of the moving block 21 in the left-right direction, and the moving block 21 is symmetric to the left and right of the guide rod 23.

As shown in fig. 2, in the solution of this embodiment, the base 10 further includes a mounting hole and a locking nut matched with the mounting hole, and the elastic member 22 abuts against between the locking nut and the moving block 21. The provision of the locking nut allows the elastic member 22 to be easily removed and installed. Specifically, the elastic member 22 is a spring, and the elastic members 22 are two. The locking nut is lower than the inner wall of the accommodating cavity, so that the locking nut and the wall surface of the accommodating cavity jointly position the second end of the elastic element.

As shown in fig. 2, in the present embodiment, the moving block 21 has a stopper portion that engages with the elastic member 22. Therefore, the elastic piece 22 is fixed stably and is not easy to be dislocated, and the stress of the moving block 21 is balanced. Specifically, the limiting portion is a groove structure, and the first end of the elastic member 22 is installed in the groove structure. The structure has lower processing cost.

The application also provides a door opening and closing device, which comprises a container 30, a door cover 40 and a telescopic block assembly, wherein the door cover 40 is movably covered on the container 30, and the door cover 40 is provided with a covering position located on the opening of the container 30 and an opening position far away from the opening of the container 30. The telescopic block assembly is the above-mentioned telescopic block assembly, the base 10 is fixed on the container 30, and the door cover 40 is connected with the moving block 21. The door cover 40 of the door opening and closing device is convenient to open and close and good in sealing effect. A sealing gasket is also provided between the door 40 and the container 30.

The door opening and closing device further comprises a first driving member 50, and when the door cover 40 is located at the covering position, the first driving member 50 is connected with the door cover 40, so that the first driving member 50 drives the door cover 40 to abut against the container 30. Specifically, the first driving member 50 pulls the door cover downward, so that the door cover 40 presses against the container 30, so that the door cover 40 is sealingly engaged with the container 30. More specifically, the container and the door cooperate via a sliding track such that the door 40 is slidable on the container 30, the door 40 having a closed position in which the door is disposed on the container 30 and an open position.

The utility model provides a be provided with cooperation board 60 on door closure 40 of door opening and closing device, cooperation board 60 has the opening, and first driving piece 50 includes a plurality of first actuating cylinders that drive, and the cylinder body of each first cylinder is fixed on container 30, and the free end of the piston of each first cylinder has force application portion, and the piston of first cylinder can get into the opening, and force application portion supports with cooperation board 60 and presses in order to stimulate door closure 40. The first driving member 50 includes a plurality of first driving cylinders, and the first driving cylinders are provided at a low cost and apply a large force. Of course, the first drive member 50 could also be an electric push rod or a hydraulic cylinder. The structure of the plurality of first driving cylinders makes the stress of the door 40 relatively balanced, for example, the plurality of first driving cylinders are arranged at intervals, the number of the plurality of first driving cylinders is four, the front side of the container 30 is provided with two, and the rear side of the container 30 is provided with two.

The engaging plate 60 of the door opening and closing device of the present application includes a first engaging plate 61, the first engaging plate 61 has a plate-like structure, the first engaging plate 61 is mounted on the upper surface of the door cover 40, and a notch in the first engaging plate 61 is disposed outward. The structure is convenient to process and low in manufacturing cost. The opening of the first matching plate 61 is larger than the piston rod of the first cylinder, the free end of the piston rod of the first cylinder is provided with a limiting plate, and the limiting plate is larger than the opening, so that the first cylinder can apply force for pressing the container 30 on the first matching plate 61.

The utility model provides a cooperation board 60 of door opening and closing device includes second cooperation board 62, and second cooperation board 62 includes first plate body, second plate body and third plate body, and the upper surface at the door closure is fixed to first plate body and outstanding in the back border of door closure, and the second plate body is vertical to be linked to each other with first plate body, and the first end of third plate body links to each other with the second plate body, and the opening of second cooperation board 62 is located the second end of third plate body. The structure has lower processing cost and convenient matching. The opening of the third plate body is larger than the piston rod of the first driving cylinder and smaller than the limiting plate of the free end of the piston rod of the first driving cylinder, the piston rod of the first driving cylinder conveniently enters the opening of the third plate body through the structure, and the limiting plate of the free end of the piston rod of the first driving cylinder exerts acting force which is tightly propped against the container 30 on the second matching plate 62. Of course, the door opening and closing device of the present application further has a control mechanism, and the control mechanism enables the actions of opening the door cover 40, closing the door cover 40, sealing and pressing the door cover 40 and the container 30, and the like to be completed in a series of automatic control modes. Notably, the door 40 is of a plate-like construction. The first mating panel is located on the outer wall of the front side of the container 30 and the second mating panel is located on the outer wall of the rear side of the container 30. The front direction in the present application is a direction in which the door 40 moves from the open position to the closed position, and the direction in which the door 40 moves from the closed position to the open position is a rear direction.

As shown in fig. 3 to 5, the moving block 21 of the opening and closing device of the present application is partially located outside the accommodating chamber, and the moving block 21 located outside the accommodating chamber is connected to the door 40. The above structure makes it convenient to connect the door 40 to the moving block.

As shown in fig. 3 and 4, the door opening and closing device of the present application further includes a second driving member 70, and the second driving member 70 is connected to the door cover 40 and drives the door cover 40 to move. The second driving member 70 is provided to save time and labor for opening or closing the door 40, and to facilitate automation. Specifically, the second driving element 70 is a second driving cylinder, a free end of a piston rod of the second driving cylinder is fixed to the outer wall of the door 40, and the other end of the second driving cylinder is fixed to the fixing frame.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A telescoping block assembly, comprising:

a base (10), wherein the base (10) comprises a containing cavity, and the opening of the containing cavity is positioned on the side surface of the base (10);

the moving block structure (20) comprises a moving block (21) and an elastic piece (22), the moving block (21) is at least partially located in the containing cavity, and the elastic piece (22) is located in the containing cavity and abuts against the moving block (21) and the inner wall of the containing cavity to provide elastic force for the moving block (21).

2. The telescoping block assembly of claim 1, wherein the moving block structure (20) further comprises a guide rod (23), the guide rod (23) being disposed within the receiving cavity, the moving block (21) being sleeved on the guide rod (23) to move the moving block (21) in an axial direction of the guide rod (23).

3. Telescopic block assembly according to claim 2, characterised in that the upper surface of the base (10) and the lower surface of the base (10) each have a through hole, the guide rod (23) being inserted in the through hole.

4. Telescopic block assembly according to claim 2, characterised in that the moving block structure (20) further comprises a linear bearing (24), the linear bearing (24) being arranged between the moving block (21) and the guide bar (23).

5. Telescopic block assembly according to claim 2, characterised in that said guide rod (23) is located in the middle of said moving block (21), said elastic means (22) comprising a plurality of said elastic means (22) being symmetrically located on either side of said guide rod (23).

6. Telescopic block assembly according to any one of claims 2 to 5, wherein the base (10) further comprises a mounting hole and a locking nut cooperating with the mounting hole, the resilient member (22) being urged between the locking nut and the moving block (21).

7. Telescopic block assembly according to claim 6, wherein the moving block (21) has a stop cooperating with the resilient member (22).

8. A door opening and closing apparatus comprising a container (30), a door cover (40) and a telescopic block assembly, wherein the door cover (40) is movably covered on the container (30), the door cover (40) has a covering position located on an opening of the container (30) and an opening position away from the opening of the container (30), characterized in that the telescopic block assembly is the telescopic block assembly of any one of claims 1 to 7, the base (10) is fixed on the container (30), and the door cover (40) is connected with the moving block (21).

9. The door opening and closing device according to claim 8, further comprising a plurality of first driving cylinders, wherein when the door cover (40) is in the covering position, the first driving cylinders are connected with the door cover (40) so that the first driving cylinders drive the door cover (40) to press against the container (30), the door cover (40) is provided with a plurality of matching plates (60), each matching plate (60) is provided with a notch, a cylinder body of each first driving cylinder is fixed on the container (30), a free end of a piston of each first driving cylinder is provided with a force application part, the piston of each first driving cylinder can enter the notch, and the force application part is pressed against the matching plates (60) to pull the door cover (40).

10. The door opening and closing device according to claim 9, wherein the fitting plate (60) comprises a first fitting plate (61) and a second fitting plate (62), the first fitting plate (61) is of a plate-shaped structure, the first fitting plate (61) is mounted on the upper surface of the door cover (40), a notch on the first fitting plate (61) is arranged outwards, the second fitting plate (62) comprises a first plate body, a second plate body and a third plate body, the first plate body is fixed on the upper surface of the door cover (40) and protrudes out of the rear edge of the door cover (40), the second plate body is vertically connected with the first plate body, a first end of the third plate body is connected with the second plate body, and a notch of the second fitting plate (62) is located at a second end of the third plate body.