Quick flange joint of fire-fighting collecting pipe assembly

Abstract

The utility model relates to the technical field of flange joints, and discloses a quick flange joint of a fire-fighting collecting pipe assembly, the bottom of a first pipe fitting is fixedly connected with a first flange, the two sides of the first flange are fixedly connected with fixing blocks, the bottoms of the fixing blocks are fixedly connected with limiting blocks, and the limiting blocks are fixedly connected with the first flange. A second flange is fixedly connected to the top of the second pipe fitting, connecting bases are fixedly connected to the two sides of the second flange, connecting grooves are formed in the connecting bases, mounting bases are fixedly connected to the outer sides of the connecting bases, and limiting rods are slidably connected to the interiors of the mounting bases. When the first flange drives the fixing block to be screwed into the connecting groove clockwise, the side, with the small thickness, of the fixing block can eject the limiting rod outwards to generate receding, when the fixing hole moves to the limiting rod, the limiting spring can push the limiting rod to be inserted into the fixing hole to complete fixing, operation is convenient and fast, and rapid installation by workers is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of flange joints, in particular to a quick flange joint of a fire-fighting collecting pipe assembly. Background Art

[0002] Flange, also known as flange flange or flange, is a part that connects pipes to each other and is used to connect pipe ends. It is also used as a flange on the inlet and outlet of equipment to connect two devices, such as reducer flange, flange connection or flange joint. Flange joints are needed in fire collection pipes.

[0003] When installing existing flange joints, most of them need to be connected by fixing bolts. Workers need to use tools such as wrenches to tighten one end of the fixing bolts before they can turn the nuts. This operation is cumbersome, the installation speed is slow, the work efficiency is reduced, and it is inconvenient for workers to use. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model provides a quick flange joint for a fire collecting pipe assembly to solve the problem mentioned in the above background technology that most of the existing flange joints need to be connected by fixing bolts during installation, and the staff need to use tools such as wrenches to tighten one end of the fixing bolts before they can tighten the nuts. The operation is cumbersome, the installation speed is slow, the work efficiency is reduced, and it is inconvenient for the staff to use.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a quick flange joint of a fire-fighting collecting pipe assembly, comprising a first pipe fitting and a second pipe fitting, the bottom of the first pipe fitting is fixedly connected to a first flange, the bottom of the first flange is fixedly connected to a sealing block 1, the bottom of the sealing block 1 is fixedly connected to a sealing groove 1, both sides of the first flange are fixedly connected to fixing blocks, a fixing hole is provided in the middle of the surface of the fixing block, the bottom of the fixing block is fixedly connected to a limiting block, the top of the second pipe fitting is fixedly connected to a second flange, the top of the second flange is fixedly connected to a sealing groove 2, the bottom of the sealing groove 2 is fixedly connected to a sealing block 2, both sides of the second flange are fixedly connected to a connecting seat, a connecting groove is provided inside the connecting seat, the outer side of the connecting seat is fixedly connected to a mounting seat, the inner sliding connection of the mounting seat is a limiting rod, the surface of the limiting rod is fixedly connected to a connecting plate, and the outer side of the connecting plate is fixedly connected to a limiting spring.

[0006] Preferably, the shape and size of the sealing block 1 are adapted to the shape and size of the sealing groove 2, and the sealing block 1 is tightly fitted to the inner wall of the sealing groove 2.

[0007] By adopting the above technical solution, by setting sealing block one, sealing groove two, etc. to be used in conjunction with sealing block two and sealing groove one, when sealing block one is inserted into sealing groove two for sealing, sealing block two will also be inserted into sealing groove one, realizing double sealing, improving the sealing effect, avoiding leakage, and facilitating use by staff.

[0008] Preferably, the shape and size of the second sealing block are adapted to the shape and size of the first sealing groove, and the second sealing block fits tightly against the inner wall of the first sealing groove.

[0009] Preferably, the number of the fixing blocks is two, the shapes of the two fixing blocks are arc-shaped, and the sides of the two fixing blocks close to the connecting groove are the sides with smaller thickness.

[0010] Preferably, the end of the limiting rod away from the mounting seat passes through the inner wall of the connecting seat and extends to the inside of the connecting groove, and the end of the limiting rod away from the mounting seat is hemispherical.

[0011] The above technical solution is adopted, by setting a limit rod, a connecting seat, a connecting groove, etc. for use with the fixing block. When the first flange drives the fixing block to be screwed into the connecting groove clockwise, the side of the fixing block with a smaller thickness will push the limit rod outward to make way and squeeze the limit spring. When the fixing block drives the fixing hole to move to the limit rod, the limit spring will push the limit rod into the fixing hole to complete the fixation. The operation is convenient and it is easy for the staff to install quickly.

[0012] Preferably, the side of the limit spring away from the connecting plate is fixedly connected to the left side of the mounting seat.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. The quick flange joint of the fire collecting pipe assembly is used in conjunction with a limit rod, a connecting seat, a connecting groove, etc. When the first flange drives the fixing block to be screwed into the connecting groove clockwise, the side of the fixing block with a smaller thickness will push the limit rod outward to make way. When the fixing hole moves to the limit rod, the limit spring will push the limit rod into the fixing hole to complete the fixation. The operation is convenient and it is easy for the staff to install quickly.

[0015] 2. The quick flange joint of the fire collecting pipe assembly is used in conjunction with the sealing block 1 and the sealing groove 2 by setting the sealing block 2 and the sealing groove 1. When the sealing block 1 is inserted into the sealing groove 2 for sealing, the sealing block 2 will also be inserted into the sealing groove 1 to achieve double sealing, improve the sealing effect, avoid leakage, and facilitate use by staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the second flange structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the first flange structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the fixed block structure of the utility model;

[0020] Figure 5 This is a structural diagram of the connecting seat of the utility model.

[0021] In the figure: 1. First pipe fitting; 2. First flange; 3. Sealing block 1; 4. Sealing groove 1; 5. Fixing block; 6. Limiting block; 7. Fixing hole; 8. Second flange; 9. Second pipe fitting; 10. Sealing groove 2; 11. Sealing block 2; 12. Connecting seat; 13. Connecting groove; 14. Mounting seat; 15. Limiting rod; 16. Connecting plate; 17. Limiting spring. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] Example 1:

[0024] Please refer to Figures 1-4, a quick flange joint of a fire collection pipe assembly, including a first pipe fitting 1 and a second pipe fitting 9, the bottom of the first pipe fitting 1 is fixedly connected to a first flange 2, the bottom of the first flange 2 is fixedly connected to a sealing block 3, the bottom of the sealing block 3 is fixedly connected to a sealing groove 4, and the two sides of the first flange 2 are fixedly connected to fixing blocks 5, the number of fixing blocks 5 is two, the shape of the two fixing blocks 5 is arc-shaped, and the side of the two fixing blocks 5 close to the connecting groove 13 is the side with smaller thickness, a fixing hole 7 is opened in the middle of the surface of the fixing block 5, the bottom of the fixing block 5 is fixedly connected to the limiting block 6, the top of the second pipe fitting 9 is fixedly connected to the second flange 8, and the top of the second flange 8 is fixedly connected There is a sealing groove 10, the bottom of which is fixedly connected to a sealing block 11, and connecting seats 12 are fixedly connected on both sides of the second flange 8. A connecting groove 13 is provided inside the connecting seat 12, and a mounting seat 14 is fixedly connected to the outside of the connecting seat 12. The mounting seat 14 is internally slidably connected to a limiting rod 15, and the end of the limiting rod 15 away from the mounting seat 14 passes through the inner wall of the connecting seat 12 and extends to the inside of the connecting groove 13, and the end of the limiting rod 15 away from the mounting seat 14 is hemispherical, and the surface of the limiting rod 15 is fixedly connected to a connecting plate 16, and a limiting spring 17 is fixedly connected to the outside of the connecting plate 16, and the side of the limiting spring 17 away from the connecting plate 16 is fixedly connected to the left side of the mounting seat 14.

[0025] Working principle: When the flange joint needs to be installed, the staff can align the sealing block 3 on the first flange 2 with the sealing groove 2 10 on the second flange 8 and snap it in. At the same time, the fixing block 5 will also be staggered with the connecting seat 12. At this time, the staff rotates the first flange 2 clockwise, and the first flange 2 will drive the fixing block 5 to rotate, and the fixing block 5 will then be screwed into the connecting groove 13. At the same time, the limit block 6 will also move to the bottom of the connecting seat 12. When the first flange 2 drives the fixing block 5 to be screwed into the connecting groove 13 clockwise, the side with smaller thickness of the fixing block 5 will push the limit rod 15 outward to make way and squeeze the limit spring 17. When the fixing block 5 drives the fixing hole 7 to move to the limit rod 15, the limit spring 17 will push the limit rod 15 to reset and insert it into the fixing hole 7 to complete the fixation. No tools are required, the operation is convenient, and it is convenient for the staff to install quickly.

[0026] Compared with the related art, the quick flange joint of the fire collecting pipe assembly provided by the utility model has the following beneficial effects: by setting a limit rod 15, a connecting seat 12, a connecting groove 13, etc. for use in combination, when the first flange 2 drives the fixing block 5 to be screwed clockwise into the connecting groove 13, the side of the fixing block 5 with a smaller thickness will push the limit rod 15 outward to make way, and when the fixing hole 7 moves to the limit rod 15, the limit spring 17 will push the limit rod 15 to be inserted into the fixing hole 7 to complete the fixation, which is easy to operate and convenient for the staff to install quickly.

[0027] Example 2:

[0028] Please refer to Figures 1-5. The bottom of the first pipe fitting 1 is fixedly connected to the first flange 2, the bottom of the first flange 2 is fixedly connected to the sealing block 3, the bottom of the sealing block 3 is fixedly connected to the sealing groove 4, the top of the second pipe fitting 9 is fixedly connected to the second flange 8, the top of the second flange 8 is fixedly connected to the sealing groove 2 10, the shape and size of the sealing block 3 are adapted to the shape and size of the sealing groove 2 10, and the sealing block 3 is tightly fitted to the inner wall of the sealing groove 2 10, the bottom of the sealing groove 2 10 is fixedly connected to the sealing block 2 11, the shape and size of the sealing block 2 11 are adapted to the shape and size of the sealing groove 4, and the sealing block 2 11 is tightly fitted to the inner wall of the sealing groove 4.

[0029] Working principle: When the staff aligns the sealing block 3 on the first flange 2 with the sealing groove 2 10 on the second flange 8 and snaps it in to form a seal, the sealing block 2 11 located at the bottom of the sealing groove 2 10 will also be snapped into the sealing groove 14 opened at the bottom of the sealing block 13, sealing the sealing block 3 again, achieving a double sealing effect, greatly reducing the probability of leakage, and facilitating use by the staff.

[0030] Compared with the related art, the quick flange joint of the fire collecting pipe assembly provided by the utility model has the following beneficial effects: by setting the sealing block 13, the sealing groove 2 10, etc. in conjunction with the sealing block 2 11 and the sealing groove 1 4, when the sealing block 13 is inserted into the sealing groove 2 10 for sealing, the sealing block 2 11 will also be inserted into the sealing groove 1 4, realizing double sealing, improving the sealing effect, avoiding leakage, and facilitating use by staff.

[0031] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A quick flange joint for a fire manifold assembly, comprising a first pipe member (1) and a second pipe member (9), characterized in that: The bottom of the first pipe (1) is fixedly connected to a first flange (2), the bottom of the first flange (2) is fixedly connected to a sealing block (3), the bottom of the sealing block (3) is fixedly connected to a sealing groove (4), both sides of the first flange (2) are fixedly connected to fixing blocks (5), a fixing hole (7) is provided in the middle of the surface of the fixing block (5), and the bottom of the fixing block (5) is fixedly connected to a limiting block (6); The top of the second pipe (9) is fixedly connected to a second flange (8), the top of the second flange (8) is fixedly connected to a second sealing groove (10), the bottom of the second sealing groove (10) is fixedly connected to a second sealing block (11), both sides of the second flange (8) are fixedly connected to a connecting seat (12), a connecting groove (13) is provided inside the connecting seat (12), a mounting seat (14) is fixedly connected to the outside of the connecting seat (12), a limiting rod (15) is slidably connected to the inside of the mounting seat (14), a connecting plate (16) is fixedly connected to the surface of the limiting rod (15), and a limiting spring (17) is fixedly connected to the outside of the connecting plate (16).

2. The quick flange joint of a fire manifold assembly according to claim 1, characterized in that: The shape and size of the sealing block 1 (3) are adapted to the shape and size of the sealing groove 2 (10), and the sealing block 1 (3) is tightly fitted to the inner wall of the sealing groove 2 (10).

3. The quick flange joint of a fire manifold assembly according to claim 1, characterized in that: The shape and size of the second sealing block (11) are adapted to the shape and size of the first sealing groove (4), and the second sealing block (11) is tightly fitted to the inner wall of the first sealing groove (4).

4. The quick flange joint of a fire manifold assembly according to claim 1, characterized in that: There are two fixing blocks (5), the two fixing blocks (5) are arc-shaped, and the side of the two fixing blocks (5) close to the connecting groove (13) is the side with a smaller thickness.

5. The quick flange joint of a fire manifold assembly according to claim 1, characterized in that: One end of the limiting rod (15) away from the mounting seat (14) passes through the inner wall of the connecting seat (12) and extends into the interior of the connecting groove (13), and the end of the limiting rod (15) away from the mounting seat (14) is hemispherical.

6. The quick flange joint of a fire manifold assembly according to claim 1, characterized in that: The side of the limit spring (17) away from the connecting plate (16) is fixedly connected to the left side of the mounting seat (14).

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