Flange convenient and fast to use and capable of being accurately assembled

Abstract

The utility model discloses a convenient accurate assembly flange, which relates to the technical field of flanges, and comprises a first connecting part and a second connecting part, the opposite sides of the first connecting part and the second connecting part are respectively and fixedly connected with a first connecting pipe and a second connecting pipe; annular connecting plates are fixedly connected to the ends, opposite to each other, of the first connecting pipe and the second connecting pipe in a sleeving mode, a plurality of through holes are formed in the first connecting part in a surrounding mode, and a plurality of inner threaded holes are formed in the second connecting part in a surrounding mode. According to the utility model, through the meshing connection between the inner tooth groove formed in one side of the annular driving plate and the plurality of gears, the plurality of gears can be driven to rotate in the rotating process of the annular driving plate, so that the plurality of screws can be driven to rotate synchronously, and the synchronous connection and disassembly of the plurality of screws and the corresponding inner threaded holes are realized; and the dismounting process of the first connecting part and the second connecting part is effectively simplified.

Description

Technical Field

[0001] The utility model relates to the technical field of flanges, and in particular to a convenient precision assembly flange. Background Art

[0002] Flange, also known as flange plate or flange, is a part that connects shafts to each other. It is used for connection between pipe ends. It is also used as flange on equipment inlet and outlet, and is used for connection between two devices, such as reducer flange.

[0003] In the process of implementing the present application, the applicant found that the existing flanges are usually fixedly connected using multiple bolts, which leads to the problem that the disassembly and assembly process requires the use of a wrench to operate multiple bolts one by one, making the disassembly and assembly process of the flange very cumbersome. Utility Model Content

[0004] In view of the above problems existing in the existing flange, the present utility model is proposed.

[0005] Therefore, the purpose of the utility model is to provide a convenient and precise assembly flange, which solves the problem that the flange disassembly and assembly process is very complicated.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A convenient precision assembly flange comprises a first connecting part and a second connecting part, wherein the first connecting part and the second connecting part are respectively fixedly connected with a first connecting tube and a second connecting tube on opposite sides thereof, and an annular connecting plate is fixedly sleeved on the opposite ends thereof, a plurality of through holes are arranged around the interior of the first connecting part, a plurality of internal threaded holes are arranged around the interior of the second connecting part, a screw rod which is threadedly sleeved with the inner wall of the corresponding internal threaded hole is rotatably sleeved on the interior of each of the through holes, an annular driving plate is rotatably sleeved on the tube wall of the first connecting tube, an internal tooth groove is arranged on one side of the annular driving plate, a plurality of gears are meshedly connected around the interior of the internal tooth groove, and each of the gears is respectively fixedly connected to the end of the corresponding screw rod.

[0008] Preferably, an annular sealing ring is fixedly provided on the side wall of the first connecting portion, and the annular sealing ring is in contact with and connected to the side wall of the second connecting portion.

[0009] Preferably, two groups of L-shaped plates are symmetrically fixedly connected to one side of the annular driving plate away from the first connecting part, each group of the L-shaped plates is provided with two, an axle pin is fixedly provided between the two L-shaped plates in each group, and the rod wall of each axle pin is rotatably sleeved with a driving rod.

[0010] Preferably, two blocking rods are symmetrically and fixedly provided on the side wall of each gear, and one end of each blocking rod close to the first connecting part matches the surface of the first connecting part.

[0011] Preferably, a sleeve is fixedly provided on one side of the first connecting portion, and two notches are symmetrically provided on the side wall of the sleeve, and each of the notches matches with a corresponding driving rod.

[0012] Preferably, the rod wall of each axle pin is movably sleeved with two torsion springs, and both ends of each torsion spring are fixedly connected to the rod wall of the corresponding axle pin and the side wall of the corresponding L-shaped plate.

[0013] Preferably, the rod wall of each driving rod is fixedly sleeved with an anti-slip sleeve.

[0014] Preferably, a ball bearing which is rotatably provided on one end of each blocking rod close to the first connecting portion and is in contact with the side wall of the first connecting portion.

[0015] Preferably, the anti-slip sleeve is a rubber sleeve and has anti-slip grooves on the surface.

[0016] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0017] The utility model, through the meshing connection between the internal tooth grooves provided on one side of the annular drive plate and the multiple gears, can drive the multiple gears to rotate during the rotation of the annular drive plate, thereby driving the multiple screws to rotate synchronously, thereby realizing the synchronous connection and disassembly of the multiple screws and the corresponding internal threaded holes, and effectively simplifying the disassembly and assembly process of the first connecting part and the second connecting part. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] 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.

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a cross-sectional structural schematic diagram of the utility model;

[0021] Figure 3 For the utility model Figure 2 A magnified schematic diagram of part A;

[0022] Figure 4 For the utility model Figure 3 An enlarged schematic diagram of part B.

[0023] Description of reference numerals:

[0024] 1. First connecting part; 2. Second connecting part; 3. First connecting tube; 4. Second connecting tube; 5. Annular connecting plate; 6. Screw; 7. Annular driving plate; 8. Gear; 9. Annular sealing ring; 10. L-shaped plate; 11. Axle pin; 12. Driving rod; 13. Blocking rod; 14. Sleeve; 15. Torsion spring; 16. Anti-slip sleeve; 17. Ball bearing. DETAILED DESCRIPTION

[0025] 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.

[0026] The utility model embodiment discloses a convenient precision assembly flange.

[0027] Embodiment 1

[0028] The utility model provides Figure 1-4 A convenient precision assembly flange shown in the figure comprises a first connecting part 1 and a second connecting part 2, the first connecting part 1 and the second connecting part 2 are fixedly connected with a first connecting pipe 3 and a second connecting pipe 4 on opposite sides thereof, an annular connecting plate 5 is fixedly sleeved on opposite ends thereof, a plurality of through holes are arranged around the interior of the first connecting part 1, a plurality of internal threaded holes are arranged around the interior of the second connecting part 2, a screw 6 which is threadedly sleeved with the inner wall of the corresponding internal threaded hole is rotatably sleeved inside each of the through holes, an annular driving plate 7 is rotatably sleeved on the tube wall of the first connecting tube 3, an internal tooth groove is arranged on one side of the annular driving plate 7, a plurality of gears 8 are meshingly connected around the interior of the internal tooth groove, each gear 8 is fixedly connected with the end of the corresponding screw 6, and the meshing connection between the internal tooth groove arranged on one side of the annular driving plate 7 and the plurality of gears 8 can drive the plurality of gears 8 to rotate during the rotation of the annular driving plate 7, thereby driving the plurality of screws 6 to rotate synchronously, thereby realizing the synchronous connection and disassembly of the plurality of screws 6 with the corresponding internal threaded holes, and effectively simplifying the disassembly and assembly process of the first connecting part 1 and the second connecting part 2.

[0029] Embodiment 2

[0030] Based on the first embodiment, Figure 1-2 As shown, an annular sealing ring 9 is fixedly provided on the side wall of the first connecting part 1, and the annular sealing ring 9 is in contact with the side wall of the second connecting part 2. The annular sealing ring 9 can effectively ensure the sealing effect at the connection between the first connecting part 1 and the second connecting part 2.

[0031] Embodiment 3

[0032] Based on the first embodiment, Figure 4As shown, two groups of L-shaped plates 10 are symmetrically fixedly connected to one side of the annular driving plate 7 away from the first connecting part 1, and each group of L-shaped plates 10 is provided with two, and an axle pin 11 is fixedly provided between the two L-shaped plates 10 of each group, and a driving rod 12 is rotatably sleeved on the rod wall of each axle pin 11. By utilizing the provided axle pin 11, a rotational connection between the driving rod 12 and the annular driving plate 7 can be achieved, so that the annular driving plate 7 can be driven to rotate by the driving rod 12.

[0033] Embodiment 4

[0034] Based on the first embodiment, Figure 3 As shown, two blocking rods 13 are symmetrically fixedly provided on the side wall of each gear 8, and one end of each blocking rod 13 close to the first connecting part 1 matches the surface of the first connecting part 1, and one end of each blocking rod 13 close to the first connecting part 1 is rotatably provided with a ball 17 that is in contact with the side wall of the first connecting part 1. The corresponding screw rod 6 can be blocked by the set blocking rod 13 and the corresponding ball 17, thereby preventing the screw rod 6 from being separated from the corresponding through hole during the process of threaded connection with the corresponding threaded hole.

[0035] Embodiment 5

[0036] Based on the third embodiment, Figure 2-3 As shown, a sleeve 14 is fixedly provided on one side of the first connecting portion 1, and two notches are symmetrically provided on the side wall of the sleeve 14, each notch matches the corresponding driving rod 12. The provided sleeve 14 can be used to accommodate the annular driving plate 7, multiple screws 6 and corresponding gears 8. The provided notches can be used to facilitate the rotation of the driving rod 12 to a state perpendicular to the axle pin 11 of the first connecting tube 3 for driving.

[0037] Embodiment 6

[0038] Based on the third embodiment, Figure 4 As shown, the rod wall of each axle pin 11 is movably sleeved with two torsion springs 15, and both ends of each torsion spring 15 are fixedly connected to the rod wall of the corresponding axle pin 11 and the side wall of the corresponding L-shaped plate 10. By utilizing the set torsion springs 15, the corresponding axle pin 11 can be driven by the elastic force of the torsion springs 15 to drive the corresponding driving rod 12 to rotate to a horizontal state, thereby realizing the storage of the driving rod 12.

[0039] Embodiment 7

[0040] Based on the third embodiment, Figure 1-3As shown, the rod wall of each driving rod 12 is fixedly sleeved with an anti-skid sleeve 16, and the anti-skid sleeve 16 is a rubber sleeve with anti-skid grooves on the surface. The friction force on the surface of the anti-skid sleeve 16 can be effectively increased by utilizing the set rubber sleeve and the anti-skid grooves on the surface of the rubber sleeve, thereby facilitating the driving rod 12 through the anti-skid sleeve 16.

[0041] 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 convenient precision assembly flange, comprising a first connection part (1) and a second connection part (2), characterized in that: The first connecting portion (1) and the second connecting portion (2) are respectively fixedly connected to the first connecting tube (3) and the second connecting tube (4) on the opposite sides thereof; the first connecting tube (3) and the second connecting tube (4) are both fixedly sleeved with an annular connecting plate (5) on the opposite ends thereof; a plurality of through holes are arranged around the interior of the first connecting portion (1); a plurality of internal threaded holes are arranged around the interior of the second connecting portion (2); a screw rod (6) which is threadedly sleeved with the inner wall of the corresponding internal threaded hole is rotatably sleeved inside the interior of each of the through holes; an annular driving plate (7) is rotatably sleeved on the tube wall of the first connecting tube (3); an internal tooth groove is arranged on one side of the annular driving plate (7); a plurality of gears (8) are meshingly connected around the interior of the internal tooth groove; each of the gears (8) is respectively fixedly connected to the end of the corresponding screw rod (6).

2. A convenient precision assembly flange according to claim 1, characterized in that: An annular sealing ring (9) is fixedly provided on the side wall of the first connecting portion (1), and the annular sealing ring (9) is in contact with and connected to the side wall of the second connecting portion (2).

3. A convenient precision assembly flange according to claim 1, characterized in that: Two groups of L-shaped plates (10) are symmetrically fixedly connected to one side of the annular driving plate (7) away from the first connecting portion (1), each group of the L-shaped plates (10) is provided with two, an axle pin (11) is fixedly provided between the two L-shaped plates (10) in each group, and a driving rod (12) is rotatably sleeved on the rod wall of each axle pin (11).

4. A convenient precision assembly flange according to claim 1, characterized in that: Two blocking rods (13) are symmetrically and fixedly arranged on the side wall of each gear (8), and one end of each blocking rod (13) close to the first connecting part (1) matches the surface of the first connecting part (1).

5. The convenient precision assembly flange according to claim 3, characterized in that: A sleeve (14) is fixedly provided on one side of the first connecting portion (1), and two notches are symmetrically provided on the side wall of the sleeve (14), each of the notches matches a corresponding driving rod (12).

6. A convenient precision assembly flange according to claim 3, characterized in that: The rod wall of each shaft pin (11) is movably sleeved with two torsion springs (15), and both ends of each torsion spring (15) are fixedly connected to the rod wall of the corresponding shaft pin (11) and the side wall of the corresponding L-shaped plate (10).

7. The convenient precision assembly flange according to claim 3, characterized in that: The rod wall of each driving rod (12) is fixedly sleeved with an anti-slip sleeve (16).

8. The convenient precision assembly flange according to claim 4, characterized in that: A ball (17) is rotatably provided at one end of each blocking rod (13) close to the first connecting portion (1) and is contact-connected with the side wall of the first connecting portion (1).

9. The convenient precision assembly flange according to claim 7, characterized in that: The anti-skid sleeve (16) is a rubber sleeve and has anti-skid patterns on its surface.

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