Fire hydrant casting capable of being finely adjusted

Abstract

The fire hydrant casting capable of being finely adjusted comprises a base, the top of the base is movably connected with a threaded pipe through a bearing, the bottom of the surface of the threaded pipe is fixedly connected with a driven bevel gear, and the surface of the driven bevel gear is meshed with a driving bevel gear; the surface of the driving bevel gear is fixedly connected with a driving motor, the bottom of the driving motor is fixedly connected with the top of the base through a mounting seat, the surface of the threaded pipe is in threaded connection with a lifting pipe, and the top of an inner cavity of the lifting pipe is movably connected with a rotating pipe through a bearing; the top of the surface of the rotating pipe is movably connected with a valve through a bearing, the surface of the rotating pipe communicates with a quick connector, and the top of the surface of the rotating pipe is fixedly connected with limiting teeth meshed with the surface of a gear ring. By adopting the equipment, the use height and angle of the fire hydrant can be adjusted, various use requirements of users can be met, and great convenience is brought to fire fighting work.

Description

Technical Field

[0001] The utility model relates to the technical field of fire hydrants, in particular to a finely adjustable fire hydrant casting. Background Art

[0002] Fire hydrant castings, formally called fire hydrants, are a type of fixed fire-fighting facility. Their main function is to control combustibles, isolate combustible materials, and eliminate ignition sources. They are divided into indoor fire hydrants and outdoor fire hydrants. Currently, the fire hydrant castings on the market cannot be fine-tuned. Neither the height nor the angle of the fire hydrant can be adjusted, and they cannot meet the various needs of users. Therefore, it is necessary to design a fine-tunable fire hydrant casting. Utility Model Content

[0003] The utility model aims to provide a finely adjustable fire hydrant casting, which has the advantage of being easy to use and solves the problems raised by the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fine-adjustable fire hydrant casting, comprising a base, the top of the base is movably connected with a threaded tube through a bearing, the bottom of the surface of the threaded tube is fixedly connected with a driven bevel gear, the surface of the driven bevel gear is meshed with an active bevel gear, the surface of the active bevel gear is fixedly connected with a driving motor, the bottom of the driving motor is fixedly connected to the top of the base through a mounting seat, the surface of the threaded tube is threadedly connected with a lifting tube, the top of the inner cavity of the lifting tube is movably connected with a rotating tube through a bearing, the top of the surface of the rotating tube is movably connected with a valve through a bearing, the surface of the rotating tube is connected with a quick connector, the top of the surface of the rotating tube is fixedly connected with a surface of a gear ring meshed with a limiting tooth, the surface of the limiting tooth is fixedly connected with a limiting sleeve, a moving groove is opened on the surface of the valve, the inner cavity of the moving groove is slidably connected with a slider, one side of the slider is fixedly connected with a spring, the other end of the spring is fixedly connected to the inner wall of the moving groove, and the other side of the slider is fixedly connected to the surface of the limiting sleeve.

[0005] Preferably, a mounting hole is provided at the bottom of the base, and an inner cavity of the mounting hole is fixedly connected to the ground by bolts.

[0006] Preferably, the bottom of the lifting tube surface is fixedly connected to a limiting block, the surface of the limiting block is slidably connected to a limiting rod, the bottom of the limiting rod is fixedly connected to the top of the base, and the top of the limiting rod is fixedly connected to an anti-dropping block.

[0007] Preferably, a cover plate is fixedly connected to the top of the base by bolts, and a through hole for passing the threaded tube and the limiting rod is opened on the top of the cover plate.

[0008] Preferably, there are three limit blocks and three limit rods, which are arranged at equal distances in a circle.

[0009] Preferably, the surface of the limiting sleeve is provided with hexagonal grooves, and the hexagonal grooves are arranged at equal distances.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] 1. The utility model drives the active bevel gear to rotate through a driving motor, and the active bevel gear drives the driven bevel gear to rotate, and the driven bevel gear drives the threaded tube to rotate, and the threaded tube drives the lifting tube to move up and down to adjust the use height of the equipment. By inserting the external hexagonal prism into the inner cavity of the hexagonal groove and then lifting the limit sleeve upward, the limit sleeve drives the limit tooth to separate from the gear ring, and then the rotating tube can be rotated, thereby driving the quick connector to rotate, so as to adjust its use angle. After adjusting to a suitable position, the slider can be driven to return to its original position through the elasticity of the spring, and the slider drives the limit sleeve and the limit tooth to return to their original position, so that they can engage with the gear ring to limit and fix the rotating tube. By adopting this equipment, the use height and angle of the fire hydrant can be adjusted, which can meet the various use needs of users and bring great convenience to firefighting work.

[0012] 2. The utility model can facilitate the installation of the device by providing a mounting hole, can limit the lifting tube by providing a limit block and a limit rod to prevent it from rotating with the threaded tube, can prevent the lifting tube from separating from the threaded tube by providing an anti-slip block, and can seal and protect the parts inside the base by providing a cover plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the local structure of the utility model;

[0015] Figure 3 It is a schematic diagram of the connection structure between the rotating tube and the limiting sleeve of the utility model.

[0016] In the figure: 1. base; 2. threaded pipe; 3. driven bevel gear; 4. driving bevel gear; 5. driving motor; 6. lifting tube; 7. rotating tube; 8. valve; 9. gear ring; 10. limiting tooth; 11. limiting sleeve; 12. moving groove; 13. slider; 14. spring; 15. limiting block; 16. limiting rod; 17. anti-dropping block; 18. cover plate. DETAILED DESCRIPTION

[0017] 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.

[0018] The components of the present invention are all common standard components or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods.

[0019] See also Figure 1-3 A finely adjustable fire hydrant casting comprises a base 1, a threaded tube 2 is movably connected to the top of the base 1 through a bearing, a driven bevel gear 3 is fixedly connected to the bottom of the surface of the threaded tube 2, a driving bevel gear 4 is meshed with the surface of the driven bevel gear 3, a driving motor 5 is fixedly connected to the surface of the driving bevel gear 4, the bottom of the driving motor 5 is fixedly connected to the top of the base 1 through a mounting seat, a lifting tube 6 is threadedly connected to the surface of the threaded tube 2, a rotating tube 7 is movably connected to the top of the inner cavity of the lifting tube 6 through a bearing, a valve 8 is movably connected to the top of the surface of the rotating tube 7 through a bearing, and a quick release valve 8 is connected to the surface of the rotating tube 7. A quick connector, the top of the surface of the rotating tube 7 is fixedly connected with the surface of the gear ring 9 meshing with the limiting teeth 10, the surface of the limiting teeth 10 is fixedly connected with the limiting sleeve 11, a movable groove 12 is opened on the surface of the valve 8, and the inner cavity of the movable groove 12 is slidably connected with a slider 13, one side of the slider 13 is fixedly connected with a spring 14, the other end of the spring 14 is fixedly connected to the inner wall of the movable groove 12, and the other side of the slider 13 is fixedly connected to the surface of the limiting sleeve 11. By adopting this equipment, the use height and angle of the fire hydrant can be adjusted, which can meet the various usage requirements of users and bring great convenience to firefighting work.

[0020] A mounting hole is provided at the bottom of the base 1, and the inner cavity of the mounting hole is fixedly connected to the ground by bolts. By providing the mounting hole, the device can be easily installed.

[0021] The bottom of the surface of the lifting tube 6 is fixedly connected to a limiting block 15, the surface of the limiting block 15 is slidably connected to a limiting rod 16, the bottom of the limiting rod 16 is fixedly connected to the top of the base 1, and the top of the limiting rod 16 is fixedly connected to an anti-slip block 17. By setting the limiting block 15 and the limiting rod 16, the lifting tube 6 can be limited to prevent it from rotating with the threaded tube 2, and by setting the anti-slip block 17, the lifting tube 6 can be prevented from separating from the threaded tube 2.

[0022] The top of the base 1 is fixedly connected with a cover plate 18 by bolts. The top of the cover plate 18 is provided with a through hole for passing the threaded tube 2 and the limit rod 16. By providing the cover plate 18, the parts inside the base 1 can be sealed and protected.

[0023] There are three limit blocks 15 and three limit rods 16, which are arranged at equal distances on the circumference.

[0024] The surface of the limiting sleeve 11 is provided with hexagonal grooves, and the hexagonal grooves are arranged at equal distances.

[0025] When in use, the driving motor 5 drives the active bevel gear 4 to rotate, the active bevel gear 4 drives the driven bevel gear 3 to rotate, the driven bevel gear 3 drives the threaded tube 2 to rotate, and the threaded tube 2 drives the lifting tube 6 to move up and down to adjust the use height of the device. By inserting the external hexagonal prism into the inner cavity of the hexagonal groove and then lifting the limiting sleeve 11 upward, the limiting sleeve 11 drives the limiting tooth 10 to separate from the gear ring 9, and then the rotating tube 7 can be rotated, thereby driving the quick connector to rotate, so as to adjust its use angle. After adjusting to a suitable position, the slider 13 can be driven to return to its original position by the elasticity of the spring 14, and the slider 13 drives the limiting sleeve 11 and the limiting tooth 10 to return to their original position, so that they can engage with the gear ring 9 to limit and fix the rotating tube 7.

[0026] 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 finely adjustable fire hydrant casting, comprising a base (1), characterized in that: The top of the base (1) is movably connected to a threaded tube (2) via a bearing, the bottom of the surface of the threaded tube (2) is fixedly connected to a driven bevel gear (3), the surface of the driven bevel gear (3) is meshed with an active bevel gear (4), the surface of the active bevel gear (4) is fixedly connected to a drive motor (5), the bottom of the drive motor (5) is fixedly connected to the top of the base (1) via a mounting seat, the surface of the threaded tube (2) is threadably connected to a lifting tube (6), the top of the inner cavity of the lifting tube (6) is movably connected to a rotating tube (7) via a bearing, and the top of the surface of the rotating tube (7) is movably connected to A valve (8) is provided, the surface of the rotating tube (7) is connected to a quick connector, the top of the surface of the rotating tube (7) is fixedly connected to a surface meshing limit tooth (10) of a gear ring (9), the surface of the limit tooth (10) is fixedly connected to a limit sleeve (11), a movable groove (12) is provided on the surface of the valve (8), a sliding block (13) is slidably connected to the inner cavity of the movable groove (12), one side of the sliding block (13) is fixedly connected to a spring (14), the other end of the spring (14) is fixedly connected to the inner wall of the movable groove (12), and the other side of the sliding block (13) is fixedly connected to the surface of the limit sleeve (11).

2. A finely adjustable fire hydrant casting according to claim 1, characterized in that: A mounting hole is provided at the bottom of the base (1), and the inner cavity of the mounting hole is fixedly connected to the ground by bolts.

3. A finely adjustable fire hydrant casting according to claim 1, characterized in that: The bottom of the surface of the lifting tube (6) is fixedly connected to a limit block (15), the surface of the limit block (15) is slidably connected to a limit rod (16), the bottom of the limit rod (16) is fixedly connected to the top of the base (1), and the top of the limit rod (16) is fixedly connected to an anti-drop block (17).

4. A finely adjustable fire hydrant casting according to claim 3, characterized in that: The top of the base (1) is fixedly connected to a cover plate (18) via bolts, and the top of the cover plate (18) is provided with a through hole through which the threaded tube (2) and the limiting rod (16) pass.

5. A finely adjustable fire hydrant casting according to claim 3, characterized in that: There are three limit blocks (15) and three limit rods (16), which are arranged at equal distances in a circle.

6. A finely adjustable fire hydrant casting according to claim 1, characterized in that: The surface of the limiting sleeve (11) is provided with hexagonal grooves, and the hexagonal grooves are arranged at equal distances.

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