Knob type fire faucet convenient to install

Abstract

The utility model discloses a knob type fire-fighting faucet convenient to install, which comprises a fire-fighting faucet body, a water outlet pipe installed on the right side of the fire-fighting faucet body and a connecting pipe, a detachable water pipe connector is arranged on the right side of the water outlet pipe, and an annular sealing plate is installed on the surface of the water outlet pipe. The connecting pipe is installed on the left side of the water pipe connector and located on the surface of the water outlet pipe, the inner wall of the connecting pipe makes contact with the surface of the water outlet pipe, and the annular plate is installed on the right side of the annular sealing plate and located on the surface of the connecting pipe. Through mutual cooperation of the annular sealing plate, the connecting pipe, the annular plate, the arc-shaped clamping groove, the clamping block, the concave plate, the fixed rod, the movable plate, the threaded rod, the rotating block, the limiting block and the limiting groove, the water pipe connector can be conveniently mounted and dismounted, and it is avoided that when the water pipe connector is dismounted and replaced, an external tool needs to be used for operation; and the convenience and the flexibility during disassembly and assembly are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fire hydrants, in particular to a knob-type fire hydrant which is easy to install. Background Art

[0002] Fire hydrants are devices used in fire-fighting facilities. Fire hydrants not only provide a faster connection method when drawing water, but also ensure stable connectivity. Knob-type fire hydrants open or close the fire hydrants by rotating the handle on the fire hydrants. Fire hydrants are connected to external water pipes through water pipe joints, but water pipe joints are prone to wear and tear after long-term use and need to be disassembled and replaced.

[0003] According to the application number: CN202020974039.4, a fire hydrant structure is provided, which can quickly connect the fire hydrant to extinguish the fire at the fastest speed, avoid the fire causing a larger range of burns, and improve practicality; it includes a fire hydrant, a rotating shaft, a turntable, a handle, an output pipe, bolts, nuts, gaskets and a connecting head. The top of the fire hydrant is connected to the bottom of the turntable through a rotating shaft, a connecting block is provided at the top of the turntable, and the bottom end of the handle is rotatably connected to the middle of the connecting block. A first flange is provided at the right end of the fire hydrant, and a second flange is provided at the left end of the output pipe. Multiple groups of through holes are provided on the first flange and the second flange. The left end of the bolt concentrically passes through the through holes of the first flange and the second flange and is connected with the nut. The gasket is mounted on the bolt, and the gasket is located between the nut and the first flange. The left end of the connecting head is connected with the right end of the output pipe.

[0004] The fire hydrant in the above case is not convenient for disassembly, assembly and replacement of the water pipe joints connected to the external water pipes, resulting in the need to use tools to disassemble and assemble the bolts during disassembly, which not only reduces the convenience during disassembly, but also reduces the flexibility during subsequent installation and replacement. Utility Model Content

[0005] The purpose of the utility model is to provide a knob-type fire hydrant that is easy to install, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a knob-type fire hydrant that is easy to install, comprising a fire hydrant body, and a water outlet pipe installed on the right side of the fire hydrant body, a detachable water pipe joint is provided on the right side of the water outlet pipe, and an annular sealing plate is installed on the surface of the water outlet pipe.

[0007] Preferably, it also includes a connecting pipe, which is installed on the left side of the water pipe joint and located on the surface of the water outlet pipe, and the inner wall of the connecting pipe is in contact with the surface of the water outlet pipe.

[0008] Preferably, it also includes an annular plate, which is installed on the right side of the annular sealing plate and located on the surface of the connecting pipe, and two arc-shaped grooves are provided on the inner wall of the annular plate. A card block adapted to the arc-shaped groove is installed on the surface of the connecting pipe and at the position corresponding to the arc-shaped groove, and the card block passes through the arc-shaped groove on one side close to the arc-shaped groove and extends to its interior to contact with the inner wall of the arc-shaped groove.

[0009] Preferably, a concave plate is installed on the annular plate, two fixing rods are installed on the inner wall of the concave plate, one end of the fixing rod close to the annular plate is fixedly connected to the annular plate, and a movable plate is arranged inside the concave plate, and the movable plate is in sliding contact with the surfaces of the two fixing rods.

[0010] Preferably, a threaded rod is rotatably connected to the concave plate through a bearing in the groove of the movable plate, and one end of the threaded rod away from the movable plate passes through the concave plate and extends to the outside thereof, and a rotating block is installed on the threaded rod.

[0011] Preferably, a limiting block is provided on one side of the movable plate close to the clamping block, a limiting groove matched with the limiting block is provided on one side of the clamping block close to the limiting block, and the side of the limiting block close to the limiting groove sequentially penetrates the arc-shaped clamping groove and the limiting groove and extends to the interior of the limiting groove and contacts with the inner wall of the limiting groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] The utility model facilitates the installation and disassembly of the water pipe joint through the mutual cooperation of the annular sealing plate, the connecting pipe, the annular plate, the arc-shaped groove, the clamping block, the concave plate, the fixed rod, the movable plate, the threaded rod, the rotating block, the limit block and the limit groove, avoids the need to rely on external tools when disassembling and replacing the water pipe joint, and improves the convenience and flexibility during disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 It is a three-dimensional structural schematic diagram of the side view of the annular plate and the arc-shaped slot of the utility model;

[0016] Figure 3 It is a three-dimensional structural schematic diagram of the side view of the connecting pipe and the annular plate of the utility model;

[0017] Figure 4 It is a structural cross-sectional view of the front view of the utility model;

[0018] Figure 5 This is a structural cross-sectional view of the annular sealing plate, connecting pipe and concave plate of the utility model.

[0019] In the figure: 1 fire hydrant body, 2 water outlet pipe, 3 water pipe joint, 4 annular sealing plate, 5 connecting pipe, 6 annular plate, 7 arc-shaped groove, 8 clamping block, 9 concave plate, 10 fixed rod, 11 moving plate, 12 threaded rod, 13 rotating block, 14 limit block, 15 limit groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5 A knob-type fire hydrant that is easy to install includes a fire hydrant body 1, and a water outlet pipe 2 installed on the right side of the fire hydrant body 1, a detachable water pipe joint 3 is provided on the right side of the water outlet pipe 2, an annular sealing plate 4 is fixedly connected to the surface of the water outlet pipe 2, and a rotating handle is fixedly connected to the top of the fire hydrant body 1 through a valve stem.

[0022] It also includes a connecting pipe 5, which is installed on the left side of the water pipe joint 3 and is located on the surface of the water outlet pipe 2. The inner wall of the connecting pipe 5 contacts the surface of the water outlet pipe 2, and the side of the connecting pipe 5 close to the annular sealing plate 4 contacts the annular sealing plate 4.

[0023] It also includes an annular plate 6, which is installed on the right side of the annular sealing plate 4 and is located on the surface of the connecting tube 5. The inner wall of the annular plate 6 is in contact with the surface of the connecting tube 5. Two arc-shaped grooves 7 are provided on the inner wall of the annular plate 6. A clamping block 8 adapted to the arc-shaped groove 7 is fixedly connected to the surface of the connecting tube 5 and the position corresponding to the arc-shaped groove 7. The side of the clamping block 8 close to the arc-shaped groove 7 passes through the arc-shaped groove 7 and extends to the inside thereof and contacts the inner wall of the arc-shaped groove 7. A concave plate 9 is fixedly connected to the annular plate 6. Two fixing rods 10 are fixedly connected to the inner wall of the concave plate 9. One end of the fixing rod 10 close to the annular plate 6 is fixedly connected to the annular plate 6. The inner part of the concave plate 9 is provided with A movable plate 11 is arranged, and the movable plate 11 is in sliding contact with the surfaces of the two fixed rods 10. A threaded rod 12 is rotatably connected to the concave plate 9 through a bearing in the groove of the movable plate 11. The end of the threaded rod 12 away from the movable plate 11 passes through the concave plate 9 and extends to the outside thereof. A rotating block 13 is fixedly connected to the threaded rod 12. A limiting block 14 is provided on the side of the movable plate 11 close to the clamping block 8. A limiting groove 15 adapted to the limiting block 14 is provided on the side of the clamping block 8 close to the limiting block 14. The side of the limiting block 14 close to the limiting groove 15 passes through the arc-shaped clamping groove 7 and the limiting groove 15 in sequence and extends to the inside of the limiting groove 15 and contacts with the inner wall of the limiting groove 15.

[0024] Specifically, the water pipe joint 3 drives the connecting pipe 5 to move to the left, so that the connecting pipe 5 is sleeved on the surface of the water outlet pipe 2, and the clamping block 8 is inserted into the arc-shaped clamping groove 7 through the notch of the arc-shaped clamping groove 7, and then the water pipe joint 3 is rotated clockwise, so that the clamping block 8 rotates 90 degrees clockwise in the arc-shaped clamping groove 7, and then the rotating block 13 is rotated, so that the rotating block 13 drives the limit block 14 to move close to the limit groove 15, so that the limit block 14 is inserted into the limit groove 15, and the installation of the water pipe joint 3 can be completed.

[0025] Through the mutual cooperation of the annular sealing plate 4, the connecting pipe 5, the annular plate 6, the arc-shaped groove 7, the clamping block 8, the concave plate 9, the fixed rod 10, the movable plate 11, the threaded rod 12, the rotating block 13, the limit block 14 and the limit groove 15, the installation and disassembly of the water pipe joint 3 are facilitated, and the need for external tools to operate when disassembling and replacing the water pipe joint 3 is avoided, thereby improving the convenience and flexibility during disassembly and assembly.

[0026] When in use, the external water pipe and the water pipe joint 3 are connected, and then the rotating handle is turned to open the fire hydrant body 1, so that the water source enters the external water pipe through the water outlet pipe 2 and the water pipe joint 3. Later, the rotating block 13 is rotated, and the rotating block 13 drives the threaded rod 12 to rotate, and the threaded rod 12 drives the movable plate 11 to move away from the annular plate 6, and the movable plate 11 drives the limit block 14 to move away from the limit groove 15, so that the limit block 14 and the limit groove 15 are separated, and then the water pipe joint 3 drives the connecting pipe 5 to rotate 90 degrees counterclockwise, so that the clamping block 8 rotates 90 degrees counterclockwise, and then the water pipe joint 3 is pulled to the right, and the water pipe joint 3 drives the clamping block 8 to move to the right through the connecting pipe 5, so that the clamping block 8 is pulled out from the notch of the arc-shaped clamping groove 7 to complete the disassembly.

[0027] In summary: the easy-to-install knob-type fire hydrant solves the problems raised in the above-mentioned background technology through the mutual cooperation of the annular sealing plate 4, the connecting pipe 5, the annular plate 6, the arc-shaped groove 7, the clamping block 8, the concave plate 9, the fixed rod 10, the movable plate 11, the threaded rod 12, the rotating block 13, the limit block 14 and the limit groove 15.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A knob-type fire hydrant that is easy to install, characterized in that: The fire hydrant comprises a fire hydrant body (1), and a water outlet pipe (2) installed on the right side of the fire hydrant body (1), a detachable water pipe joint (3) is arranged on the right side of the water outlet pipe (2), and an annular sealing plate (4) is installed on the surface of the water outlet pipe (2).

2. The knob-type fire hydrant that is easy to install according to claim 1, characterized in that: It also comprises a connecting pipe (5), which is installed on the left side of the water pipe joint (3) and is located on the surface of the water outlet pipe (2), and the inner wall of the connecting pipe (5) is in contact with the surface of the water outlet pipe (2).

3. The knob-type fire hydrant that is easy to install according to claim 2, characterized in that: The invention also comprises an annular plate (6), which is installed on the right side of the annular sealing plate (4) and is located on the surface of the connecting pipe (5); two arc-shaped grooves (7) are provided on the inner wall of the annular plate (6); a clamping block (8) adapted to the arc-shaped groove (7) is installed on the surface of the connecting pipe (5) and at a position corresponding to the arc-shaped groove (7); a side of the clamping block (8) close to the arc-shaped groove (7) passes through the arc-shaped groove (7) and extends to the inside thereof to contact the inner wall of the arc-shaped groove (7).

4. The knob-type fire hydrant that is easy to install according to claim 3, characterized in that: A concave plate (9) is mounted on the annular plate (6), two fixing rods (10) are mounted on the inner wall of the concave plate (9), one end of the fixing rod (10) close to the annular plate (6) is fixedly connected to the annular plate (6), and a movable plate (11) is arranged inside the concave plate (9), and the movable plate (11) is in sliding contact with the surfaces of the two fixing rods (10).

5. The knob-type fire hydrant that is easy to install according to claim 4, characterized in that: A threaded rod (12) is rotatably connected in the groove of the movable plate (11) via a bearing and is threadedly connected to the concave plate (9). One end of the threaded rod (12) away from the movable plate (11) passes through the concave plate (9) and extends to the outside thereof. A rotating block (13) is mounted on the threaded rod (12).

6. The knob-type fire hydrant that is easy to install according to claim 5, characterized in that: A limiting block (14) is provided on one side of the movable plate (11) close to the clamping block (8); a limiting groove (15) adapted to the limiting block (14) is provided on one side of the clamping block (8) close to the limiting block (14); and a side of the limiting block (14) close to the limiting groove (15) sequentially penetrates the arc-shaped clamping groove (7) and the limiting groove (15) and extends to the interior of the limiting groove (15) and contacts the inner wall of the limiting groove (15).

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