Ultrahigh vacuum flange sealing connection device

Abstract

The utility model discloses an ultrahigh vacuum flange sealing connection device, which relates to the technical field of auxiliary devices for flange sealing connection, and is characterized in that a limiting arc block movable groove is arranged at one end in a vacuum flange sealing connection arc body, and a connection limiting arc block is arranged on one side in the limiting arc block movable groove; the connection limiting arc block is fixedly connected with the vacuum flange sealing connection arc body through more than two connection springs; the fixed arc soft cushions are arranged on the other sides of the connecting limiting arc blocks, the fixed arc soft cushions are connected with the connecting limiting arc blocks in an adhering mode, and the number of the fixed arc soft cushions is two or more; according to the ultrahigh vacuum flange sealing connecting device, through the design of the connecting spring, fixing of the connecting limiting arc block and the fixing arc soft cushion can be more convenient, and through the combined design of the elements, protection on the flange sealing connecting position can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary devices for flange sealing connection, in particular to an ultra-high vacuum flange sealing connection device. Background Art

[0002] Vacuum flange is a connection component used in vacuum system, usually used to connect two pipes or equipment and ensure the sealing performance between them. There are many types of vacuum flanges, and flange sealing connection devices are used when using vacuum flanges.

[0003] Chinese patent authorization announcement number CN208997509U, authorization announcement date June 18, 2019, flange connection device, applied to gas insulated switch, including: matching first flange and second flange, a first connection part and a first multiplex welding ring integrally formed with the first flange, and a second connection part and a second multiplex welding ring integrally formed with the second flange; the first connection part is arranged on the outside of the first flange and is perpendicular to the central axis of the first flange; the first multiplex welding ring is arranged on the outside of the first flange connection end of the first flange, and the center of the first multiplex welding ring is on the central axis of the first flange; the second connection part is arranged on the outside of the second flange and is perpendicular to the central axis of the second flange; the second multiplex welding ring is arranged on the outside of the second flange connection end of the second flange; the center of the second multiplex welding ring is on the central axis of the second flange, and the first multiplex welding ring and the second multiplex welding ring are integrally formed by welding; the first connection part is fixedly connected to the second connection part.

[0004] Although the above scheme realizes the welding seal of the flange connection device by welding the first reuse welding ring included in the first flange and the second reuse welding ring included in the matching second flange into one body, and since the welding part is relatively stable, deformation and other problems generally do not occur, the sealing of the flange connection can be enhanced. However, when it is used, it often leads to the problem of reduced practicality of the equipment due to insufficient protection of the connection. In this regard, we propose an ultra-high vacuum flange sealing connection device. Utility Model Content

[0005] The purpose of the utility model is to provide an ultra-high vacuum flange sealing connection device to solve the problem in the above background technology that the existing ultra-high vacuum flange sealing connection device is often used in poor protection of the connection, thereby reducing the practicality of the equipment.

[0006] To achieve the above purpose, the utility model provides the following technical solutions: an ultra-high vacuum flange sealing connection device, comprising: a vacuum flange sealing connection arc body,

[0007] The limit arc block movable groove is arranged at one end of the vacuum flange sealing connection arc body, and a connecting limit arc block is arranged on one side of the limit arc block movable groove, and the connecting limit arc block and the vacuum flange sealing connection arc body are fixedly connected by a connecting spring, and there are more than two connecting springs;

[0008] The fixed arc cushion is arranged on the other side of the connection limiting arc block, and the fixed arc cushion is adhesively connected to the connection limiting arc block, and more than two fixed arc cushions are arranged.

[0009] Preferably, upper protective arc blocks are provided on both the upper and lower sides of the vacuum flange sealing connection arc body, and the upper protective arc blocks are fixedly connected to the vacuum flange sealing connection arc body through a clamping groove, and more than two upper protective arc blocks are provided.

[0010] Preferably, external fixing blocks are provided on both sides of the vacuum flange sealing connection arc body, and the external fixing blocks and the vacuum flange sealing connection arc body are an integrated structure.

[0011] Preferably, protective outer circular blocks are provided on both sides of the outer fixing block, and the protective outer circular blocks are adhesively connected to the outer fixing block, and more than two protective outer circular blocks are provided.

[0012] Preferably, an outer protective pad is provided on the outside of one side of the vacuum flange sealing connection arc body, and the outer protective pad is fixedly connected to the vacuum flange sealing connection arc body through a slot, and more than two outer protective pads are provided.

[0013] Preferably, a bolt column fixing groove is provided at a middle position of the external fixing block, a connecting bolt is provided inside the bolt column fixing groove, and the connecting bolt is rotatably connected to the external fixing block through the bolt.

[0014] Preferably, a ball fixing block is provided on both sides of the connecting limit arc block, and the ball fixing block is fixedly connected to the connecting limit arc block through a slot, and a sliding round ball is provided on the other side of the ball fixing block, and the sliding round ball is rotatably connected to the ball fixing block through the slot, and there are more than two sliding round balls.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. Compared with the existing auxiliary devices for flange sealing connections, this ultra-high vacuum flange sealing connection device is equipped with a connecting spring, a connecting limit arc block and a fixed arc cushion. The design of the connecting spring can make the fixing of the connecting limit arc block and the fixed arc cushion more convenient. The combined design of the above components can effectively increase the protection of the flange sealing connection, solving the problem that the existing ultra-high vacuum flange sealing connection device is often used. The problem of reduced equipment practicality due to insufficient protection of the connection.

[0017] 2. Compared with the existing auxiliary devices for flange sealing connections, this ultra-high vacuum flange sealing connection device is equipped with an external protective gasket. The design of the external protective gasket can effectively reduce the probability of the equipment being worn by the external environment during use, effectively increase the service life of the equipment during use, and solve the problem that the existing ultra-high vacuum flange sealing connection devices are often not sufficiently protected against external wear during use, thereby greatly reducing the service life of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is the overall structural front view of the utility model;

[0019] Figure 2 It is a top view of the overall structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the internal structure of the utility model;

[0021] Figure 4 For this utility model Figure 3 A partial enlarged view of area A.

[0022] In the figure: 1. Vacuum flange sealing connecting arc body; 2. Bolt column fixing groove; 3. Connecting bolt; 4. Protective outer circular block; 5. External fixing block; 6. External protective pad; 7. Upper protective arc block; 8. Connecting limit arc block; 9. Fixed arc cushion; 10. Limit arc block movable groove; 11. Connecting spring; 12. Roller ball fixing block; 13. Sliding round ball. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] See also Figure 1-4 The utility model provides an embodiment: an ultra-high vacuum flange sealing connection device, comprising: a vacuum flange sealing connection arc body 1,

[0025] The limit arc block movable groove 10 is arranged at one end of the vacuum flange sealing connection arc body 1, and a connecting limit arc block 8 is arranged on one side of the limit arc block movable groove 10, and the connecting limit arc block 8 is fixedly connected to the vacuum flange sealing connection arc body 1 through a connecting spring 11, and more than two connecting springs 11 are provided;

[0026] The fixed arc cushion 9 is arranged on the other side of the connection and limiting arc block 8, and the fixed arc cushion 9 is adhesively connected to the connection and limiting arc block 8, and more than two fixed arc cushions 9 are arranged.

[0027] When in use, first fix the ultra-high vacuum flange sealing connection device on the outside of one side of the ultra-high vacuum flange. At this time, the external fixing block 5 is tightly connected through the connecting bolts 3, and then the vacuum flange sealing connection arc body 1 will be wrapped around the outside of the vacuum flange connection. Then, the multiple fixed arc cushions 9 arranged on one side of the limiting arc block 8 can allow the vacuum flange sealing connection arc body 1 to provide higher protection for the connection when in use.

[0028] See also Figure 1 and Figure 2 The upper and lower sides of the vacuum flange sealing connection arc body 1 are both provided with upper protective arc blocks 7, and the upper protective arc blocks 7 are fixedly connected to the vacuum flange sealing connection arc body 1 through a card groove, so that the connection between the upper protective arc blocks 7 and the vacuum flange sealing connection arc body 1 is more secure, and more than two upper protective arc blocks 7 are provided, and the two sides of the vacuum flange sealing connection arc body 1 are both provided with external fixing blocks 5, and the external fixing blocks 5 and the vacuum flange sealing connection arc body 1 are an integrated structure, and the two sides of the external fixing blocks 5 are both provided with protective outer circular blocks 4, and the protective outer circular blocks 4 and the external fixing blocks Block 5 is connected by pasting, more than two protective outer circular blocks 4 are provided, an outer protective pad 6 is provided on the outside of one side of the vacuum flange sealing connection arc body 1, and the outer protective pad 6 is fixedly connected to the vacuum flange sealing connection arc body 1 through a card groove, so that the connection between the outer protective pad 6 and the vacuum flange sealing connection arc body 1 is more firmly established, more than two outer protective pads 6 are provided, a bolt column fixing groove 2 is provided at the middle position of the outer fixing block 5, a connecting bolt 3 is provided inside the bolt column fixing groove 2, and the connecting bolt 3 is rotatably connected to the outer fixing block 5 through a bolt;

[0029] See also Figure 3 and Figure 4 , ball fixing blocks 12 are provided on both sides of the connection limit arc block 8, and the ball fixing block 12 is fixedly connected to the connection limit arc block 8 through a slot, so that the connection between the ball fixing block 12 and the connection limit arc block 8 is more secure, and a sliding round ball 13 is provided on the other side of the ball fixing block 12, and the sliding round ball 13 is rotatably connected to the ball fixing block 12 through a slot, so that the connection between the sliding round ball 13 and the ball fixing block 12 is more secure, and more than two sliding round balls 13 are provided.

[0030] Working principle: When in use, first fix the ultra-high vacuum flange sealing connection device on the outside of one side of the ultra-high vacuum flange. At this time, the external fixing block 5 is tightly connected through the connecting bolts 3, and then the vacuum flange sealing connection arc body 1 will be wrapped around the outside of the vacuum flange connection. Then, the multiple fixed arc cushions 9 set on one side of the connecting limit arc block 8 can make the vacuum flange sealing connection arc body 1 provide higher protection for the connection when in use. When this ultra-high vacuum flange sealing connection device is in use, the multiple external protective pads 6 set on the outside of the vacuum flange sealing connection arc body 1 can reduce the probability of wear of the equipment by the external environment when the equipment is in use.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An ultra-high vacuum flange sealing connection device, comprising a vacuum flange sealing connection arc body (1), characterized in that: A limit arc block movable groove (10) is arranged at one end inside the vacuum flange sealing connection arc body (1), and a connection limit arc block (8) is arranged on one side inside the limit arc block movable groove (10), and the connection limit arc block (8) is fixedly connected to the vacuum flange sealing connection arc body (1) via a connection spring (11), and more than two connection springs (11) are arranged; The fixed arc cushion (9) is arranged on the other side of the connecting limit arc block (8), and the fixed arc cushion (9) is adhesively connected to the connecting limit arc block (8), and more than two fixed arc cushions (9) are arranged.

2. The ultra-high vacuum flange sealing connection device according to claim 1, characterized in that: Upper protective arc blocks (7) are provided on both upper and lower sides of the vacuum flange sealing connection arc body (1), and the upper protective arc blocks (7) are fixedly connected to the vacuum flange sealing connection arc body (1) via a clamping groove, and more than two upper protective arc blocks (7) are provided.

3. The ultra-high vacuum flange sealing connection device according to claim 2, characterized in that: External fixing blocks (5) are provided on both sides of the vacuum flange sealing connection arc body (1), and the external fixing blocks (5) and the vacuum flange sealing connection arc body (1) are an integrated structure.

4. The ultra-high vacuum flange sealing connection device according to claim 3, characterized in that: Protective outer circular blocks (4) are provided on both sides of the external fixing block (5), and the protective outer circular blocks (4) are adhesively connected to the external fixing block (5), and more than two protective outer circular blocks (4) are provided.

5. The ultra-high vacuum flange sealing connection device according to claim 4, characterized in that: An external protective pad (6) is provided on the outside of one side of the vacuum flange sealing connection arc body (1), and the external protective pad (6) is fixedly connected to the vacuum flange sealing connection arc body (1) via a clamping groove, and more than two external protective pads (6) are provided.

6. The ultra-high vacuum flange sealing connection device according to claim 5, characterized in that: A bolt column fixing groove (2) is arranged at the middle position of the external fixing block (5), a connecting bolt (3) is arranged inside the bolt column fixing groove (2), and the connecting bolt (3) is rotatably connected to the external fixing block (5) via the bolt.

7. The ultra-high vacuum flange sealing connection device according to claim 6, characterized in that: A rolling ball fixing block (12) is provided on both sides of the connection limit arc block (8), and the rolling ball fixing block (12) is fixedly connected to the connection limit arc block (8) via a slot, and a sliding round rolling ball (13) is provided on the other side of the rolling ball fixing block (12), and the sliding round rolling ball (13) is rotatably connected to the rolling ball fixing block (12) via the slot, and more than two sliding round rolling balls (13) are provided.

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