High-strength automatic assembly flange plate

Abstract

The utility model discloses a high-strength automatic assembly flange, which relates to the technical field of flange, and comprises a first flange and a second flange, the inner wall of the first flange is fixedly connected with a connecting pipe, the second flange is slidably sleeved on the pipe wall of the connecting pipe, the second flange is internally provided with two first cavities, and the first cavities are communicated with the first cavities. Two first cavities are formed in the first flange plate, clamping mechanisms are arranged in the two first cavities correspondingly, two second cavities are formed in the first flange plate, rotating mechanisms are arranged in the two second cavities correspondingly, and L-shaped plates are arranged at one ends of the two rotating mechanisms correspondingly. By means of the annular groove formed in the outer surface of the connecting pipe, when the first flange plate and the second flange plate are assembled, only the connecting pipe needs to be inserted into the second flange plate, then preliminary fixing can be carried out, and therefore the purpose of automatic assembling is achieved without aligning a fixing hole of a traditional flange plate.

Description

Technical Field

[0001] The utility model relates to the technical field of flanges, in particular to a high-strength automatic assembly flange. Background Art

[0002] Flange, also known as flange or flange, is a part that connects pipes to each other. It is connected to the pipe end. There are holes on the flange. Bolts connect the two flanges tightly. Gaskets are used to seal the flanges. Flange is a disc-shaped part, which is most common in pipeline engineering. Flanges are used in pairs. In pipeline engineering, flanges are mainly used for pipe connections.

[0003] Among them, a high-strength steel cast flange with publication number CN218671030U includes a first inner docking plate and a second inner docking plate, and is characterized in that: a clamping groove is opened on the end wall of the first inner docking plate, and a first positioning groove is opened on the outer wall of the first inner docking plate, a first connecting pipe is connected to the side of the first inner docking plate away from the clamping groove, and a first outer protective plate is connected to the first connecting pipe, a first clamping groove is opened on the end wall of the first outer protective plate, and a first positioning block is arranged in the first clamping groove, an internal threaded hole is opened on the outer side of the first clamping groove, and a clamping block is arranged on the end wall of the second inner docking plate.

[0004] However, when the existing flanges are connected, each hole needs to be aligned before the bolts can be inserted and fixed, and the flanges are generally welded to the pipes first, so the pipes need to be rotated when connecting, which is very troublesome. Utility Model Content

[0005] In view of the above problems existing in the existing high-strength steel cast flange, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a high-strength automatic assembly flange, which solves the problem that the existing flanges need to align each hole before inserting bolts to fix them when docking, and the flanges generally need to be welded to the pipes first, so the pipes need to be rotated when docking, which is very troublesome.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A high-strength automatic assembly flange comprises a first flange and a second flange, wherein the inner wall of the first flange is fixedly connected to a connecting pipe, the second flange is slidably sleeved on the wall of the connecting pipe, the interior of the second flange is provided with two first cavities, the interiors of the two first cavities are both provided with a clamping mechanism, the interior of the first flange is provided with two second cavities, the interiors of the two second cavities are both provided with a rotating mechanism, one end of the two rotating mechanisms are both provided with an L-shaped plate, one side of the two L-shaped plates are both provided with a fixing mechanism, and the first flange and the second flange are fixed by the two fixing mechanisms.

[0009] Preferably, the clamping mechanism includes two trapezoidal blocks, two first stop blocks, two pull rods, two springs and two pull rings. A first square hole is opened on one side of the two cavities. The two trapezoidal blocks are respectively slidably arranged inside the corresponding square holes. The two first stop blocks are respectively fixedly connected to one side of the corresponding trapezoidal blocks. The two pull rods are respectively fixedly connected to the side of the corresponding first stop blocks away from the corresponding trapezoidal blocks. The two springs are respectively slidably sleeved on the rod wall of the corresponding pull rods. One end of the two pull rods respectively penetrates the side wall of the corresponding cavity and is respectively fixedly connected to the corresponding pull rings.

[0010] Preferably, the rotating mechanism includes two connecting rods, two second blocks and two blocks, the upper surfaces of the two second cavities are provided with second square holes, the two connecting rods are respectively slidably arranged inside the corresponding second square holes, the connecting rods are respectively fixedly connected to one side of the corresponding L-shaped plates, the two blocks are respectively fixedly sleeved on the rod walls of the corresponding connecting rods and respectively match the corresponding second square holes, and the two second blocks are respectively fixedly connected to one end of the corresponding connecting rods.

[0011] Preferably, the fixing mechanism includes two screw rods, two sleeves, two fixing plates, and two knobs, the two screw rods are respectively rotatably connected to one side of the corresponding L-shaped plate, the two sleeves are respectively threadedly sleeved on the rod wall of the corresponding screw rod, the two fixing plates are respectively fixedly connected to one end of the corresponding sleeve, and one end of the two screw rods respectively penetrates the side wall of the corresponding L-shaped plate and is fixedly connected to the corresponding knob.

[0012] Preferably, a side wall of the connecting pipe is provided with an annular groove, and the annular groove matches the two trapezoidal blocks.

[0013] Preferably, a circular groove is formed on one side of the two L-shaped plates, and the two circular grooves match the corresponding knobs respectively.

[0014] Preferably, the side walls of the two knobs are both provided with hexagonal grooves.

[0015] Preferably, two telescopic rods are fixedly connected between the two fixing plates and the corresponding L-shaped plates.

[0016] Preferably, a sealing ring is provided between the first flange and the second flange.

[0017] Preferably, one side of the two L-shaped plates is provided with a strip hole, and the two strip holes are matched with corresponding pull rings respectively.

[0018] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0019] 1. The utility model provides an annular groove on the outer surface of the connecting pipe, so that when assembling the first flange and the second flange, it is only necessary to insert the connecting pipe into the inside of the second flange, and then perform preliminary fixation, thereby eliminating the need to align the fixing holes as in traditional flanges, so as to achieve the purpose of automatic assembly.

[0020] 2. In the utility model, the two screw rods can be rotated by rotating the two knobs, and then the two sleeves respectively drive the corresponding fixing plates to clamp the side wall of the second flange, so that the first flange and the second flange can be further fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] Figure 2 For the utility model Figure 1 A cross-sectional view of the middle structure;

[0024] Figure 3 For the utility model Figure 1 Schematic diagram of the three-dimensional structure of the middle connecting pipe;

[0025] Figure 4 For the utility model Figure 2 Side view of the center knob.

[0026] Description of reference numerals:

[0027] 1. First flange; 2. Second flange; 3. Connecting pipe; 4. L-shaped plate; 5. Trapezoidal block; 6. First baffle; 7. Pull rod; 8. Spring; 9. Pull ring; 10. Connecting rod; 11. Second baffle; 12. Screw rod; 13. Sleeve; 14. Fixed plate; 15. Knob; 16. Telescopic rod; 17. Sealing ring; 18. Block. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0029] The utility model embodiment discloses a high-strength automatic assembly flange.

[0030] Embodiment 1

[0031] Reference Figure 1-4 , a high-strength automatic assembly flange, comprising a first flange 1 and a second flange 2, the inner wall of the first flange 1 is fixedly connected with a connecting pipe 3, the second flange 2 is slidably sleeved on the pipe wall of the connecting pipe 3, the interior of the second flange 2 is provided with two first cavities, the interiors of the two first cavities are provided with a clamping mechanism, the clamping mechanism comprises two trapezoidal blocks 5, two first stoppers 6, two pull rods 7, two springs 8 and two pull rings 9, one side of the two cavities is provided with a first square hole, the two trapezoidal blocks 5 are respectively slidably arranged in the interiors of the corresponding square holes, the two first stoppers 6 are respectively fixedly connected to one side of the corresponding trapezoidal blocks 5, the two pull rods 7 are respectively fixedly connected to the side of the corresponding first stoppers 6 away from the corresponding trapezoidal blocks 5, the two springs 8 are respectively slidably sleeved on the rod wall of the corresponding pull rod 7, one end of the two pull rods 7 respectively penetrates the side wall of the corresponding cavity and is respectively fixedly connected to the corresponding pull ring 9, the side wall of the connecting pipe 3 is provided with an annular groove, and the annular groove matches the two trapezoidal blocks 5.

[0032] When assembling the first flange 1 and the second flange 2, it is only necessary to insert the connecting pipe 3 into the interior of the second flange 2, and then squeeze the two trapezoidal blocks 5 respectively and move them toward the interior of the corresponding first cavity, and then the two trapezoidal blocks 5 can be moved to the interior of the annular groove through the rebound force of the spring 8, so that the first flange 1 and the second flange 2 can be initially fixed, thereby eliminating the need to align the fixing holes like traditional flanges, so as to achieve the purpose of automatic assembly.

[0033] Reference Figure 1-2 Two second cavities are provided inside the first flange 1, and a rotating mechanism is provided inside the two second cavities. The rotating mechanism includes two connecting rods 10, two second stoppers 11 and two blocks 18. Second square holes are provided on the upper surfaces of the two second cavities. The two connecting rods 10 are respectively slidably arranged inside the corresponding second square holes. The connecting rods 10 are respectively fixedly connected to one side of the corresponding L-shaped plate 4. The two blocks 18 are respectively fixedly sleeved on the rod wall of the corresponding connecting rod 10 and respectively match the corresponding second square holes. The two second stoppers 11 are respectively fixedly connected to one end of the corresponding connecting rod 10.

[0034] Pull the L-shaped plate 4, then move the connecting rod 10 upward, and then rotate the L-shaped plate 4. At this time, due to the presence of the block 18, the L-shaped plate 4 can be rotated 180 degrees, thereby facilitating the operation of the staff.

[0035] Reference Figure 2 An L-shaped plate 4 is provided at one end of the two rotating mechanisms, and a fixing mechanism is provided on one side of the two L-shaped plates 4. The first flange 1 and the second flange 2 are fixed by the two fixing mechanisms. The fixing mechanisms include two screw rods 12, two sleeves 13, two fixing plates 14, and two knobs 15. The two screw rods 12 are respectively rotatably connected to one side of the corresponding L-shaped plate 4, and the two sleeves 13 are respectively threadedly sleeved on the rod wall of the corresponding screw rod 12. The two fixing plates 14 are respectively fixedly connected to one end of the corresponding sleeve 13, and one end of the two screw rods 12 respectively penetrates the side wall of the corresponding L-shaped plate 4 and is fixedly connected to the corresponding knob 15.

[0036] The two screw rods 12 can be rotated by rotating the two knobs 15, and then the two sleeves 13 respectively drive the corresponding fixing plates 14 to clamp the side wall of the second flange 2, so that the first flange 1 and the second flange 2 can be further fixed.

[0037] Embodiment 2

[0038] Based on Example 1, refer to Figure 2 and Figure 4 , one side of the two L-shaped plates 4 is provided with a circular groove, the two circular grooves are matched with the corresponding knobs 15 respectively, and the side walls of the two knobs 15 are provided with a hexagonal groove.

[0039] By arranging the knob 15 inside the corresponding circular groove, it is possible to prevent the staff from turning it by mistake. When it is necessary to turn the knob 15, a hexagonal wrench corresponding to the hexagonal groove is used.

[0040] Embodiment 3

[0041] Based on Example 1, refer to Figure 1-2 Two telescopic rods 16 are fixedly connected between the two fixed plates 14 and the corresponding L-shaped plates 4.

[0042] The two telescopic rods 16 can be used to prevent the two fixing plates 14 from rotating along with the corresponding screw rods 12 .

[0043] Embodiment 4

[0044] Based on Example 1, refer to Figure 1-2 A sealing ring 17 is arranged between the first flange 1 and the second flange 2 .

[0045] The sealing rubber ring 17 can improve the sealing performance between the first flange 1 and the second flange 2.

[0046] Embodiment 5

[0047] Based on Example 1, refer to Figure 2 One side of the two L-shaped plates 4 is provided with a strip hole, and the two strip holes are matched with the corresponding pull rings 9 respectively.

[0048] The two strip holes can prevent the L-shaped plate 4 from being blocked by the pull ring 9 when moving.

[0049] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A high-strength automatic assembly flange, comprising a first flange (1) and a second flange (2), characterized in that: The inner wall of the first flange (1) is fixedly connected to a connecting pipe (3); the second flange (2) is slidably sleeved on the wall of the connecting pipe (3); the second flange (2) has two first cavities inside, and the two first cavities are each provided with a clamping mechanism inside; the first flange (1) has two second cavities inside, and the two second cavities are each provided with a rotating mechanism inside; one end of each of the two rotating mechanisms is provided with an L-shaped plate (4), and one side of each of the two L-shaped plates (4) is provided with a fixing mechanism; the first flange (1) and the second flange (2) are fixed by the two fixing mechanisms.

2. The high-strength automatic assembly flange according to claim 1, characterized in that: The clamping mechanism comprises two trapezoidal blocks (5), two first stoppers (6), two pull rods (7), two springs (8) and two pull rings (9). A first square hole is opened on one side of the two cavities. The two trapezoidal blocks (5) are respectively slidably arranged inside the corresponding square holes. The two first stoppers (6) are respectively fixedly connected to one side of the corresponding trapezoidal blocks (5). The two pull rods (7) are respectively fixedly connected to the side of the corresponding first stoppers (6) away from the corresponding trapezoidal blocks (5). The two springs (8) are respectively slidably sleeved on the rod wall of the corresponding pull rod (7). One end of the two pull rods (7) respectively penetrates the side wall of the corresponding cavity and is respectively fixedly connected to the corresponding pull ring (9).

3. The high-strength automatic assembly flange according to claim 1, characterized in that: The rotating mechanism comprises two connecting rods (10), two second stoppers (11) and two blocks (18); the upper surfaces of the two second cavities are each provided with a second square hole; the two connecting rods (10) are respectively slidably arranged inside the corresponding second square holes; the connecting rods (10) are respectively fixedly connected to one side of the corresponding L-shaped plate (4); the two blocks (18) are respectively fixedly sleeved on the rod wall of the corresponding connecting rod (10) and respectively matched with the corresponding second square holes; the two second stoppers (11) are respectively fixedly connected to one end of the corresponding connecting rod (10).

4. The high-strength automatic assembly flange according to claim 1, characterized in that: The fixing mechanism comprises two screw rods (12), two sleeves (13), two fixing plates (14), and two knobs (15); the two screw rods (12) are respectively rotatably connected to one side of the corresponding L-shaped plate (4); the two sleeves (13) are respectively threadedly sleeved on the rod wall of the corresponding screw rod (12); the two fixing plates (14) are respectively fixedly connected to one end of the corresponding sleeve (13); and one end of the two screw rods (12) respectively penetrates the side wall of the corresponding L-shaped plate (4) and is fixedly connected to the corresponding knob (15).

5. The high-strength automatic assembly flange according to claim 1, characterized in that: The side wall of the connecting pipe (3) is provided with an annular groove, and the annular groove matches the two trapezoidal blocks (5).

6. The high-strength automatic assembly flange according to claim 1, characterized in that: A circular groove is provided on one side of the two L-shaped plates (4), and the two circular grooves are matched with corresponding knobs (15) respectively.

7. The high-strength automatic assembly flange according to claim 6, characterized in that: The side walls of the two knobs (15) are both provided with hexagonal grooves.

8. The high-strength automatic assembly flange according to claim 4, characterized in that: Two telescopic rods (16) are fixedly connected between the two fixed plates (14) and the corresponding L-shaped plates (4).

9. The high-strength automatic assembly flange according to claim 1, characterized in that: A sealing ring (17) is provided between the first flange (1) and the second flange (2).

10. The high-strength automatic assembly flange according to claim 1, characterized in that: One side of the two L-shaped plates (4) is provided with a strip-shaped hole, and the two strip-shaped holes are matched with corresponding pull rings (9) respectively.

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