Protruding surface flat welding flange

Abstract

The utility model discloses a protruding face flat welding flange which comprises a flange body and an end cover, a through core hole is formed in the flange body, a circle of annular groove is formed in one end, on the outer side of the core hole, of the flange body, and two first main ribs which are symmetrically arranged are arranged in the annular groove. Two symmetrically arranged second main reinforcements are further arranged in the annular groove, and the annular groove is divided into four fan-shaped grooves by the first main reinforcements and the second main reinforcements; the end, close to the outer circle of the annular groove, of each first main rib is provided with a first notch, the end, close to the outer circle of the annular groove, of each second main rib is provided with a second notch, and the fan-shaped grooves in the two sides of each second main rib are communicated through the second notches. A plurality of pairs of symmetrically-arranged transverse ribs are arranged in the fan-shaped grooves in the two sides of each first main rib, third notches are formed in the ends of the transverse ribs, a vertical rib is arranged on the same side of each transverse rib and the second main rib, and fourth notches are formed in the vertical ribs.

Description

Technical Field

[0001] The utility model relates to the technical field of flanges, in particular to a raised face flat welding flange. Background Art

[0002] At present, there is a raised face flat welding flange used in a semiconductor vacuum device. In the use environment of the semiconductor vacuum device, the raised face flat welding flange will have local high temperature and unsatisfactory heat dissipation conditions, which will cause device failure, malfunction and damage for a long time, and even cause economic property losses and personal injury. Therefore, it is necessary to take effective measures against this local thermal effect of the vacuum equipment; generally, the tank body of the vacuum equipment is designed with built-in or externally added cooling water channels to prevent the temperature of the vacuum tank body from rising and heat accumulation under relevant heating experiments, but the number of cooling water channels of the vacuum tank body itself is limited, and it cannot take into account all parts of the vacuum tank body. Heat accumulation will occur at some flange interfaces and other locations. If the heat at the flange cannot be taken away in time, it will cause the flange sealing rubber to deform and fail, the glass observation window to burst, and the mechanical structure components to fail. Utility Model Content

[0003] The purpose of the utility model is to solve the above technical problems and to provide a raised face flat welding flange with ingenious design, good thermal conductivity, strong practicality and wide applicability.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a raised face flat welding flange, comprising a flange body, a through core hole is provided on the flange body, a circle of annular groove is provided on one end of the flange body outside the core hole, two symmetrically arranged first main ribs are provided in the annular groove, and two symmetrically arranged second main ribs are also provided in the annular groove, the second main ribs are arranged at an angle of 90 degrees to the first main ribs, and the first main ribs and the second main ribs divide the annular groove into four fan-shaped grooves; at each of the first main ribs close to the outer circle of the annular groove One end has a first notch, the first notch connects the fan-shaped grooves on both sides of the first main rib, and each of the second main ribs has a second notch at one end close to the outer circle of the annular groove, the second notch connects the fan-shaped grooves on both sides of the second main rib, and a plurality of pairs of symmetrically arranged transverse ribs are arranged in the fan-shaped grooves on both sides of each of the first main ribs, and the ends of the transverse ribs are staggered with third notches, and a vertical rib is arranged on the same side of each transverse rib and the second main rib, the vertical rib is arranged parallel to the first main rib, and a fourth notch is arranged on the vertical rib;

[0005] An end cover is provided at one end of the flange body corresponding to the annular groove, and the end cover is provided with matching rib grooves corresponding to the first main rib and the second main rib.

[0006] In order to form a good heat-conducting structure, a further preferred technical solution is that a plurality of vertical ribs on one side of the first main rib are arranged in an alternating manner close to or away from the first main rib.

[0007] In order to form a good heat conduction structure, a further preferred technical solution is that a plurality of vertical ribs on one side of the first main rib are rotated 180 degrees about the center of the core hole and overlap with a plurality of vertical ribs on the other side of the first main rib.

[0008] In order to facilitate the circulation of cooling water, a further preferred technical solution is that the longitudinal section of the first main rib is a stepped structure, and the bottom width is smaller than the upper width.

[0009] In order to facilitate the circulation of cooling water, a further preferred technical solution is that the longitudinal section of the second main rib is a stepped structure, and the bottom width is smaller than the upper width, and the upper width of the second main rib is smaller than the upper width of the first main rib.

[0010] In order to facilitate the circulation of cooling water, a further preferred technical solution is that the end cover is provided with matching stepped rib grooves corresponding to the first main rib and the second main rib.

[0011] Compared with the prior art, the beneficial effects of the utility model are: utilizing the large specific heat capacity of water to absorb heat, and improving the cooling efficiency through the staggered water trough design. The flange has a higher cost performance than other cooling methods, and is also the simplest in structure, with ingenious design, good thermal conductivity, strong practicality and wide applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is the front view of the flange body of the utility model;

[0013] Figure 2 This is the front view of the shaft end cover of the utility model;

[0014] In the figure: 10. flange body; 11. first main rib; 12. first notch; 13. waist-shaped through hole; 14. transverse rib; 15. third notch; 16. vertical rib; 17. fourth notch; 18. core hole; 19. second main rib; 20. second notch; 30. end cover; 31. rib groove. DETAILED DESCRIPTION

[0015] 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.

[0016] Example

[0017] like Figure 1-2As shown, a raised face flat welding flange is used in a semiconductor vacuum device. In the use environment of the semiconductor vacuum device, local high temperature and unsatisfactory heat dissipation conditions may occur, which may cause device failure, malfunction and damage for a long time, and even cause economic property losses and personal injury. Therefore, it is necessary to take effective measures against such local thermal effects of vacuum equipment; generally, the tank body of a vacuum equipment is designed with an embedded or externally added cooling water channel to prevent the temperature of the vacuum tank body from rising and heat accumulation under relevant heating experiments, but the number of cooling water channels of the vacuum tank body itself is limited, and it cannot take into account all parts of the vacuum tank body, and heat accumulation will occur at some flange interfaces and other locations; if the heat at the flange cannot be taken away in time, the flange sealing rubber will deform and fail, the glass observation window will burst, and the mechanical structure components will fail.

[0018] The present application provides a raised face flat welding flange, the flange comprising a flange body 10, the flange body 10 is provided with a through core hole 18, the motor main shaft passes through the flange body 10 through the core hole 18, the diameter of the core hole 18 matches the motor main shaft, an annular groove is provided on one end of the flange body 10 outside the core hole 18, two first main ribs 11 are provided in the annular groove, the two first main ribs 11 are symmetrically arranged on both sides of the core hole 18 with respect to the center of the core hole 18, the first main rib 11 is in the shape of an elongated strip, the first main rib 11 has a waist-shaped protrusion near the middle, and a waist-shaped through protrusion is provided on the waist-shaped through protrusion The hole 13, each of the first main ribs 11 has a stepped structure in longitudinal section, and the bottom width is smaller than the upper width. Two second main ribs 19 are further provided in the annular groove. The two second main ribs 19 are symmetrically arranged on both sides of the core hole 18 with respect to the center of the core hole 18. The second main ribs 19 are arranged at an angle of 90 degrees to the first main ribs 11. The second main ribs 19 are also in a long strip shape. The longitudinal section of each of the second main ribs 19 is a stepped structure, and the bottom width is smaller than the upper width. Moreover, the upper width of the second main ribs 19 is smaller than the upper width of the first main ribs 11. The first main ribs 11 and the second main ribs 19 divide the annular groove into four fan-shaped grooves.

[0019] A first notch 12 is provided at one end of each of the first main ribs 11 close to the outer circle of the annular groove. The first notch 12 connects the fan-shaped grooves on both sides of the first main rib 11. The depth of the first notch 12 is the same as the thickness of the stepped upper portion of the first main rib 11.

[0020] A second notch 20 is provided at one end of each second main rib 19 close to the outer circle of the annular groove. The second notch 20 connects the fan-shaped grooves on both sides of the second main rib 19. The depth of the second notch 20 is the same as the thickness of the stepped upper part of the second main rib 19.

[0021] A plurality of pairs of symmetrically arranged transverse ribs 14 are provided in the fan-shaped grooves on both sides of each first main rib 11. The transverse ribs 14 are provided in parallel with the second main rib 19. The transverse ribs 14 are provided at equal intervals along the length direction of the first main rib 11. From the direction close to the second main rib 19 to the direction away from the second main rib 19, the ends of the transverse ribs 14 are alternately provided with third notches 15, that is, the end of the first transverse rib 14 close to the second main rib 19 close to the first main rib 11 is provided with the third notch 15, and the end of the second transverse rib 14 close to the first transverse rib 14 close to the first main rib 11 is provided with the third notch 15, and so on.

[0022] A vertical rib 16 is provided on the same side of each transverse rib 14 and the second main rib 19, the vertical rib 16 is arranged parallel to the first main rib 11, a fourth notch 17 is provided on the vertical rib 16, two adjacent vertical ribs 16 are arranged alternately, and the distance between each vertical rib 16 and the first main rib 11 is different, but a plurality of vertical ribs 16 on one side of the first main rib 11 are rotated 180 degrees about the center of the core hole 18 and overlap with a plurality of vertical ribs 16 on the other side of the first main rib 11; and a plurality of vertical ribs 16 on one side of the first main rib 11 are arranged in an alternating manner close to or away from the first main rib 11;

[0023] The transverse ribs 14 and the vertical ribs 16 divide the annular groove between the first main rib 11 and the second main rib 19 into a plurality of rectangular water grooves, and the corresponding water grooves are connected through the third notch 15 and the fourth notch 17;

[0024] The transverse ribs 14 are at the same height as the vertical ribs 15 , but lower than the first main ribs 11 and the second main ribs 19 , and are generally at the same height as the lower part of the steps of the first main ribs 11 and the second main ribs 19 ;

[0025] The outer periphery of the flange body 10 is symmetrical, but the shape is irregular. The other end of the flange body 10 has a protruding stopper, which is used for connection and positioning. The flange body 10 is also provided with a through hole as a through hole of the connecting piece.

[0026] An end cover 30 is provided at one end of the flange body 10 corresponding to the annular groove, and the end cover 30 blocks the water groove so that the water groove is interconnected through the first notch 12, the second notch 20, the third notch 15, and the fourth notch 17. The end cover 30 is provided with a matching stepped rib groove 31 corresponding to the first main rib 11 and the second main rib 19, and the stepped rib groove 31 is connected with the matching parts of the first main rib 11 and the second main rib 19;

[0027] When in use, the end cover 30 is encapsulated on the flange body 10, and the end cover 30 can be connected to the flange 10 by welding. The flange body 10 is installed on the semiconductor device together with the end cover 30. After the end cover 30 encapsulates the water groove between the first main rib 11 and the second main rib 19, a closed water groove is formed, so that the water grooves can only be connected through the third gap 15 and the fourth gap 17. However, since the end cover 30 is provided with a stepped rib groove 31, the cooling water can flow in the rib groove 31. The cooling water enters and exits through two waist-shaped holes 13, and the cooling water is injected into the water groove through the rib groove 31 to form a cooling structure.

[0028] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A raised face flat welding flange, characterized in that: The flange body comprises a flange body, wherein a through core hole is provided on the flange body, and an annular groove is provided on one end of the flange body outside the core hole, wherein two symmetrically arranged first main ribs are provided in the annular groove, and two symmetrically arranged second main ribs are also provided in the annular groove, wherein the second main ribs are arranged at an angle of 90 degrees to the first main ribs, and the first main ribs and the second main ribs divide the annular groove into four fan-shaped grooves; a first notch is provided at one end of each of the first main ribs close to the outer circle of the annular groove, wherein the first notch connects the fan-shaped grooves on both sides of the first main ribs, and a second notch is provided at one end of each of the second main ribs close to the outer circle of the annular groove, wherein the second notch connects the fan-shaped grooves on both sides of the second main ribs, and a plurality of pairs of symmetrically arranged transverse ribs are provided in the fan-shaped grooves on both sides of each of the first main ribs, and third notches are staggered at the ends of the transverse ribs, and a vertical rib is provided on the same side of each of the transverse ribs and the second main ribs, wherein the vertical ribs are arranged parallel to the first main ribs, and a fourth notch is provided on the vertical ribs; An end cover is provided at one end of the flange body corresponding to the annular groove, and the end cover is provided with matching rib grooves corresponding to the first main rib and the second main rib.

2. A raised face flat welding flange according to claim 1, characterized in that: A plurality of vertical ribs on one side of the first main rib are arranged in an alternating manner close to or away from the first main rib.

3. A raised face flat welding flange according to claim 1 or 2, characterized in that: The plurality of vertical ribs on one side of the first main rib are rotated 180 degrees about the center of the core hole and overlap with the plurality of vertical ribs on the other side of the first main rib.

4. The raised face flat welding flange according to claim 1, characterized in that: The longitudinal section of the first main rib is a stepped structure, and the bottom width is smaller than the upper width.

5. The raised face flat welding flange according to claim 4, characterized in that: The longitudinal section of the second main rib is a stepped structure, and the bottom width is smaller than the upper width, and the upper width of the second main rib is smaller than the upper width of the first main rib.

6. A raised face flat welding flange according to claim 5, characterized in that: The end cover is provided with matching stepped rib grooves corresponding to the first main rib and the second main rib.

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