Oblique underground fire hydrant for fire fighting

Abstract

The inclined underground fire hydrant comprises a fire hydrant cabinet, a protective cover, a fire hydrant body and a driving structure, an opening is formed in the upper end of the fire hydrant cabinet, the protective cover is placed at the top of the fire hydrant cabinet, the lower end of the fire hydrant body is hinged to the inner bottom wall of the fire hydrant cabinet, and the driving structure is arranged in the fire hydrant cabinet; the driving structure comprises a supporting frame, a driving motor, a winding roller and a steel wire rope, the supporting frame is arranged on the inner bottom wall of the fire hydrant cabinet, the supporting frame is of a C-shaped structure, the winding roller is rotationally arranged on the opposite inner side walls of the supporting frame, a guide frame is arranged on the inner side wall of the fire hydrant cabinet, and a guide roller is rotationally arranged on the guide frame; one end of the steel wire rope is wound on the winding roller, the other end of the steel wire rope is arranged on the fire hydrant body, and the steel wire rope is arranged on the guide roller in a sliding mode. The utility model relates to the technical field of fire hydrant equipment, and particularly provides an inclined underground fire hydrant for fire fighting.

Description

Technical Field

[0001] The utility model relates to the technical field of fire hydrant equipment, in particular to an oblique underground fire hydrant used for fire fighting. Background Art

[0002] Fire hydrants are usually installed around buildings for fire trucks to connect to. Fire hydrants include connecting components located on the ground and valves located underground. In daily life, the above-ground part of the fire hydrant takes up space and easily causes major obstacles.

[0003] The pre-buried oblique underground fire hydrant does not take up ground space and does not hinder traffic. The fire hydrant is stored underground when not in use. After searching the publication number CN202122249589.7, a smart oblique underground fire hydrant for fire fighting can drive the load-bearing shaft to move well through the oil cylinder. The movement of the load-bearing shaft can rotate the connecting rod. The rotation of the connecting rod can well ensure the stability of the rotation of the load-bearing shaft, and at the same time, it can enable the pull rod to push the hydrant body to rotate, so as to make it vertical quickly and conveniently, and facilitate quick connection to ensure rescue efficiency. However, the driving of the oblique underground fire hydrant in this scheme is relatively complicated, and there is a risk that the fire hydrant cannot be used after the drive fails. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the oblique underground fire hydrant is not stable enough when rotating and standing upright during use.

[0005] The utility model provides the following technical solutions: the utility model proposes an oblique underground fire hydrant for fire fighting, comprising a fire hydrant box, a protective cover, a fire hydrant body and a driving structure, the upper end of the fire hydrant box is open, the protective cover is placed on the top of the fire hydrant box, the lower end of the fire hydrant body is hingedly arranged on the inner bottom wall of the fire hydrant box, and the driving structure is arranged inside the fire hydrant box; the driving structure comprises a support frame, a driving motor, a winding roller and a wire rope, the support frame is arranged on the inner bottom wall of the fire hydrant box, the support frame is a C-shaped structure, the winding roller is rotatably arranged on the opposite side walls in the support frame, the inner side wall of the fire hydrant box is provided with a guide frame, and a guide roller is rotatably arranged on the guide frame, one end of the wire rope is wound around the winding roller, the other end of the wire rope is arranged on the fire hydrant body, the wire rope is slidably arranged on the guide roller, the driving motor is arranged on the support frame and the power output shaft is connected to the winding roller.

[0006] Furthermore, in order to improve the upright stability of the fire hydrant body, a supporting vertical plate is also provided on the fire hydrant box, and a supporting column is slidably provided through the top of the supporting vertical plate, one end of the supporting column is provided with an engaging arc block, and the other end of the supporting column is provided with a limit block. A supporting spring is sleeved on the supporting column, and both ends of the supporting spring are respectively connected to the limit block and the fire hydrant body.

[0007] Preferably, a buffer block is provided on the inner bottom wall of the fire hydrant box, and a limiting groove is provided on the buffer block.

[0008] Furthermore, a limiting hole is provided on the top of the fire hydrant box, and a limiting column is provided on the bottom of the protective cover corresponding to the limiting hole.

[0009] Furthermore, a handle is hingedly provided on the protective cover, and a hidden groove is also provided on the protective cover, and the handle can be hidden inside the hidden groove when not in use.

[0010] Preferably, the inner bottom wall of the fire hydrant box is also provided with a rib plate, and the rib plate is connected to the side wall of the supporting vertical plate.

[0011] The utility model proposes an oblique underground fire hydrant for fire fighting, and the beneficial effects achieved by adopting the above structure are as follows:

[0012] (1) The support frame, drive motor, winding roller and wire rope can be used to stably and efficiently vertically lift the fire hydrant body. The support plate can stably support the vertical fire hydrant body. The structure is simple and the operation is stable.

[0013] (2) The fire hydrant box and protective cover work together to protect and store the fire hydrant body, and the hidden handle is easy to store and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 The overall structure of an oblique underground fire hydrant for fire fighting proposed by the utility model is shown in FIG. Figure 1 ;

[0016] Figure 2 The overall structure of an oblique underground fire hydrant for fire fighting proposed by the utility model is shown in FIG. Figure 2 ;

[0017] Figure 3 This is a schematic diagram of the main structure of an oblique underground fire hydrant for fire fighting proposed by the utility model;

[0018] Figure 4 The utility model is a schematic diagram of the storage state of an oblique underground fire hydrant for fire fighting proposed by the present invention.

[0019] Among them, 1. Fire hydrant box, 2. Protective cover, 3. Fire hydrant body, 4. Driving structure, 5. Support frame, 6. Driving motor, 7. Winding roller, 8. Wire rope, 9. Guide frame, 10. Guide roller, 11. Support vertical plate, 12. Support column, 13. Engaging arc block, 14. Limit block, 15. Support spring, 16. Buffer pad, 17. Limit hole, 18. Limit column, 19. Handle, 20. Hidden groove, 21. Rib plate. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0022] like Figures 1 to 4 As shown, the technical solution adopted by the utility model is as follows: an oblique underground fire hydrant for fire fighting, comprising a fire hydrant box 1, a protective cover 2, a fire hydrant body 3 and a driving structure 4, the upper end of the fire hydrant box 1 is open, the protective cover 2 is placed on the top of the fire hydrant box 1, the lower end of the fire hydrant body 3 is hingedly arranged on the inner bottom wall of the fire hydrant box 1, and the driving structure 4 is arranged inside the fire hydrant box 1; the driving structure 4 includes a support frame 5, a driving motor 6, a winding roller 7 and a wire rope 8, the support frame 5 is arranged on the inner bottom wall of the fire hydrant box 1, the support frame 5 is a C-shaped structure, the winding roller 7 is rotatably arranged on the opposite side wall of the support frame 5, the inner side wall of the fire hydrant box 1 is provided with a guide frame 9, the guide frame 9 is rotatably provided with a guide roller 10, one end of the wire rope 8 is wound around the winding roller 7, and the other end of the wire rope 8 is provided on the fire hydrant body 3, the wire rope 8 is slidably provided on the guide roller 10, the driving motor 6 is provided on the support frame 5 and the power output shaft is connected to the winding roller 7, the inner bottom wall of the fire hydrant box 1 is also provided with a buffer pad 16, and a limiting groove is provided on the buffer pad 16, the top of the fire hydrant box 1 is provided with a limiting hole 17, and the bottom of the protective cover 2 is provided with a limiting column 18 corresponding to the limiting hole 17, a handle 19 is hingedly provided on the protective cover 2, and a hidden groove 20 is also provided on the protective cover 2, and the handle 19 can be hidden inside the hidden groove 20 when not in use.

[0023] like Figure 2 and Figure 3As shown, in order to improve the upright stability of the fire hydrant body 3, a support vertical plate 11 is also provided on the fire hydrant box 1, and a support column 12 is slidably provided through the top of the support vertical plate 11, and a snap-fit ​​arc block 13 is provided at one end of the support column 12, and a limit block 14 is provided at the other end of the support column 12. A support spring 15 is sleeved on the support column 12, and both ends of the support spring 15 are respectively connected to the limit block 14 and the fire hydrant body 3.

[0024] During specific use, the protective cover 2 and the fire hydrant box 1 are connected and sealed through the limit hole 17 and the limit column 18, and the handle 19 is hidden inside the hidden groove 20. When in use, the fire hydrant box 1 is opened by the handle 19, and then the drive motor 6 is started. The drive motor 6 drives the winding roller 7 to rotate, and then drives the wire rope 8 to be wound. The guide roller 10 guides the fire hydrant body 3 to stand upright and support it through the engaging arc block 13. At this time, the support spring 15 is pulled. After use, the drive motor 6 is started in reverse to release the wire rope 8. The support spring 15 contracts and pushes the engaging arc block 13, causing the fire hydrant body 3 to tilt and fall, and the buffer pad 16 is used for buffering and limiting.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, material or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, material or apparatus.

[0026] Although the 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. An oblique underground fire hydrant for fire fighting, comprising a fire hydrant box, a protective cover, a fire hydrant body and a driving structure, wherein the upper end of the fire hydrant box is open, and the protective cover is placed on the top of the fire hydrant box, characterized in that: The lower end of the fire hydrant body is hingedly arranged on the inner bottom wall of the fire hydrant box, and the driving structure is arranged inside the fire hydrant box; the driving structure includes a support frame, a driving motor, a winding roller and a steel wire rope, the support frame is arranged on the inner bottom wall of the fire hydrant box, the support frame is a C-shaped structure, the winding roller is rotatably arranged on the opposite side wall of the support frame, the inner side wall of the fire hydrant box is provided with a guide frame, the guide frame is rotatably provided with a guide roller, one end of the steel wire rope is wound around the winding roller, the other end of the steel wire rope is arranged on the fire hydrant body, the steel wire rope is slidably arranged on the guide roller, the driving motor is arranged on the support frame, and the power output shaft is connected to the winding roller; The fire hydrant box is also provided with a support vertical plate, a support column is slidably provided on the top of the support vertical plate, one end of the support column is provided with a locking arc block, the other end of the support column is provided with a limit block, and a support spring is sleeved on the support column, and the two ends of the support spring are respectively connected to the limit block and the fire hydrant body; A buffer block is also provided on the inner bottom wall of the fire hydrant box, and a limiting groove is provided on the buffer block.

2. The oblique underground fire hydrant for firefighting according to claim 1, characterized in that: A limiting hole is arranged on the top of the fire hydrant box, and a limiting column is arranged corresponding to the limiting hole on the bottom of the protective cover.

3. The oblique underground fire hydrant for firefighting according to claim 2, characterized in that: A handle is hingedly provided on the protective cover, and a hidden groove is also provided on the protective cover.

4. The oblique underground fire hydrant for firefighting according to claim 3, characterized in that: The inner bottom wall of the fire hydrant box is also provided with a rib plate, and the rib plate is connected to the side wall of the supporting vertical plate.

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