CN220656263U

CN220656263U - Water flow adjusting structure and adjustable fire-fighting nozzle thereof

Info

Publication number: CN220656263U
Application number: CN202322297504.1U
Authority: CN
Inventors: 曾庆祥
Original assignee: Baotou Jingan Fire Installation Engineering Co ltd
Current assignee: Baotou Jingan Fire Installation Engineering Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2024-03-26
Anticipated expiration: 2033-08-25

Abstract

The utility model relates to the technical field of fire-fighting facilities and discloses a water flow adjusting structure and an adjustable fire-fighting nozzle thereof, wherein the water flow adjusting structure comprises a water outlet pipe head, the water outlet pipe head is in a circular truncated cone shape, a water guide port is formed in one end of the water outlet pipe head with smaller diameter, the water guide port is in a gradually enlarged state, a water guide channel is formed in one end of the water outlet pipe head with larger diameter, the water guide channel is in a semi-oval shape and is communicated with the water guide port, the water outlet pipe head is provided with an adjusting structure, the adjusting structure comprises end covers positioned at two sides of a water outlet pipe head cavity and a sealing rubber sleeve positioned between the two end covers, and the sealing rubber sleeve is fixedly arranged between the two end covers. According to the scheme, through the arrangement of the adjusting structure and the telescopic supporting component, the size of the sealing rubber sleeve in the shape can be adjusted, the blocking effect on water flow is changed due to the fact that the sealing rubber sleeve is enlarged and reduced, and therefore the adjusting effect on the water flow is achieved.

Description

Water flow adjusting structure and adjustable fire-fighting nozzle thereof

Technical Field

The utility model belongs to the technical field of fire-fighting facilities, and particularly relates to a water flow adjusting structure and an adjustable fire-fighting nozzle thereof.

Background

There are many types of fire sprinklers, such as water outlet sprinklers of fire hydrants, fire sprinklers on fire guns, and the like.

The water flow adjustment of the fire-fighting nozzle on the fire-fighting lance in the prior art is generally realized through a manual valve, and the water yield is changed by rotating the valve. The prior art can only change the water outlet size of water flow, can not change the running path and direction of water spray according to the water flow size, needs quick and accurate fire extinguishing action in the actual fire-fighting process, and can automatically adjust the water spray stroke if the water flow can be changed quickly, so that the quick fire extinguishing effect can be realized.

The present utility model has been made in view of this.

Disclosure of Invention

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:

the utility model provides a rivers regulation structure, includes the water pipe head, and the water pipe head is the round platform shape, has seted up the water guide mouth in the less one end of water pipe head diameter, and the water guide mouth is the state that enlarges gradually, has seted up the water guide passageway in the great one end of water pipe head diameter, and the water guide passageway is half oval-shaped, water guide passageway and water guide mouth intercommunication, be provided with regulation structure on the water pipe head, regulation structure is including the end cover that is located water pipe head intracavity both sides and the sealing rubber cover that is located between two end covers, sealing rubber cover fixed mounting is between two end covers, and equal fixed mounting has the connecting rod to be used for fixed between two end covers and the corresponding water pipe head inner wall, and the intracavity central point department of sealing rubber cover is provided with the center pin, and fixed mounting has multiunit worm cover on the outer wall of center pin, all is provided with flexible supporting component on the both sides wall that the worm cover corresponds, and fixed mounting has the servo motor that is used for driving the center pin motion on the outer wall of one side of water pipe head, equal fixed mounting has curved rubber piece on the intracavity upper and lower both sides wall of sealing rubber cover.

As a preferred implementation mode of the utility model, an annular battery box is fixedly arranged on the outer wall of the water outlet pipe head, a lithium battery which can be charged through USB is arranged in the battery box, the lithium battery is electrically connected with a servo motor, and a switch is also arranged on the servo motor.

As a preferred embodiment of the utility model, the telescopic support assembly comprises two groups of fixing plates fixedly arranged between the two end covers, the number of each group of fixing plates is two, the two fixing plates of each group are respectively positioned at two sides of the worm sleeve, a linkage rod corresponding to the position of the worm sleeve is rotatably arranged between the two fixing plates of each side, a turbine is fixedly arranged in the middle of the outer wall of the linkage rod, and the turbine is rotatably connected with the worm sleeve.

As a preferred embodiment of the utility model, external threads are respectively arranged on the outer walls of the upper end and the lower end of each linkage rod, the upper end and the lower end of each linkage rod are respectively connected with a threaded sleeve in a threaded manner, and one side of each threaded sleeve, which is close to the inner wall of the corresponding sealing rubber sleeve, is in an arc-shaped state.

As a preferred embodiment of the utility model, at least two limiting rods are fixedly arranged on a wall surface, close to the corresponding fixing plate, of the threaded sleeve, limiting grooves which are in limiting clamping with the corresponding limiting rods are formed in the corresponding fixing plate, and the limiting rods are always positioned in the limiting grooves.

As a preferred embodiment of the utility model, the arc-shaped ends of the threaded sleeves are fixedly provided with rubber pads, the rubber pads are in arc-shaped protruding states, and the arc-shaped protruding ends of the rubber pads are fixedly connected with the inner walls of the corresponding sealing rubber sleeves.

As a preferred implementation mode of the utility model, the two ends of the central shaft respectively pass through the end covers on the two sides through sleeve bearings, the output end of the servo motor is fixedly connected with the central shaft on one side of the central shaft, and the other end of the central shaft is movably arranged on the inner wall of the water outlet pipe head through the bearings.

As a preferred embodiment of the present utility model, the end cap is disc-shaped.

As a preferred embodiment of the present utility model, the end cap is in a state of arc-shaped protrusion.

The adjustable fire control shower nozzle, including above-mentioned arbitrary one rivers regulation structure, still including the water pipe, the water pipe is hollow round platform body, and the water pipe is in the same place with the fixed welding of the less one end of play water pipe head diameter.

Compared with the prior art, the utility model has the following beneficial effects:

this scheme has realized through setting up regulation structure and flexible supporting component that can carry out the size regulation on the shape to the sealing rubber cover, servo motor work drives the center pin and rotates, the center pin then drives the worm cover and rotates, the drive fixed plate of worm cover rotates, the fixed plate then drives the gangbar rotation that corresponds, so make the screw sleeve can carry out up-and-down motion along the direction of gangbar, then make the rubber pad extrude the jacking motion to the sealing rubber cover, perhaps carry out pulling motion to the sealing rubber cover, the rubber piece can play certain supporting role, the sealing rubber cover that can realize so can realize making can carry out the grow or diminish on a certain range, the grow of sealing rubber cover just changes the blocking effect to rivers with the grow, thereby realized the regulation effect to rivers.

After this scheme regulation structure became big, the intermittent type between water channel and the sealing rubber cover just reduced correspondingly like this, and the rivers just can be sprayed out along the arc inner wall of water channel through the guide effect of arc inner wall like this, and water channel's exit end inner wall presents upward trend, just so can realize spraying water far away and ascending within range, and the same reason, water channel's exit decurrent then presents down the state of spraying, and water pressure has still increased this moment, just can spray more than the distance. Similarly, after the volume of the adjusting structure is reduced, the water pressure is correspondingly reduced, and the water flow is most discharged from the gap between the water guide channel and the sealing rubber sleeve, so that the water spraying travel and direction can be changed according to the water flow.

The stability of both ends position department about the rubber blanket can be guaranteed in the setting of rubber piece, guarantees the stability when rivers pass through the rubber blanket wall, just so can guarantee the stability of this scheme to rivers size adjustment.

Through the battery case and the switch that set up, then make things convenient for servo motor's work needs more, the lithium cell accessible USB in the battery case charges, can guarantee the efficiency that this scheme rivers were adjusted like this, and such setting can not influence the normal use under abominable regulation, and the practicality is strong.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is an enlarged cross-sectional view of the adjustment structure of the present utility model;

FIG. 3 is a reduced cross-sectional view of the adjustment structure of the present utility model;

FIG. 4 is an enlarged view of the utility model at A in FIG. 2;

FIG. 5 is a perspective view of a disc-shaped end cap of the present utility model;

fig. 6 is a perspective view of an end cap in an arcuate raised condition of the present utility model.

In the figure: 10. a water pipe; 11. a water outlet pipe head; 12. a water guide port; 13. a water guide channel; 20. an adjustment structure; 21. sealing the rubber sleeve; 22. an end cap; 23. a central shaft; 24. a battery case; 25. a servo motor; 26. a switch; 27. a worm sleeve; 28. a turbine; 29. a fixing plate; 30. a linkage rod; 31. a threaded sleeve; 32. a limit groove; 33. a limit rod; 34. a rubber pad; 35. a connecting rod; 36. rubber blocks.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model.

The utility model provides a rivers regulation structure, shown in fig. 1, fig. 2, fig. 3 and fig. 4, including water pipe head 11, water pipe head 11 is the round platform shape, has seted up water guide 12 in the less one end of water pipe head 11 diameter, and water guide 12 is the state that enlarges gradually, has seted up water guide 13 in the great one end of water pipe head 11 diameter, and water guide 13 is half oval, and water guide 13 communicates with water guide 12, a serial communication port, be provided with regulation structure 20 on water pipe head 11, regulation structure 20 includes the end cover 22 that are located water pipe head 11 intracavity both sides and the sealing rubber cover 21 that is located between two end covers 22, sealing rubber cover 21 fixed mounting is between two end covers 22, and sealing rubber cover 21 has certain size deformability, can expand and grow and shrink. A connecting rod 35 is fixedly arranged between the two end covers 22 and the inner wall of the corresponding water outlet pipe head 11 and used for fixing, a central shaft 23 is arranged at the central position in the cavity of the sealing rubber sleeve 21, a plurality of groups of worm sleeves 27 are fixedly arranged on the outer wall of the central shaft 23, telescopic supporting components are arranged on two corresponding side wall surfaces of the worm sleeves 27, a servo motor 25 used for driving the central shaft 23 to move is fixedly arranged on the outer wall of one side of the water outlet pipe head 11, and arc-shaped rubber blocks 36 are fixedly arranged on the upper side wall surface and the lower side wall surface of the cavity of the sealing rubber sleeve 21.

As shown in fig. 1, an annular battery box 24 is fixedly installed on the outer wall of the water outlet pipe head 11, a lithium battery which can be charged through a USB is installed in the battery box 24, the lithium battery is electrically connected with a servo motor 25, and a switch 26 is also installed on the servo motor 25.

Through the battery case 24 and the switch 26 that set up, then make things convenient for servo motor 25's work needs more, the lithium cell accessible USB in the battery case 24 charges, can guarantee the efficiency that this scheme rivers were adjusted like this, and such setting can not influence the normal use under abominable regulation, and the practicality is strong.

As shown in fig. 4, the telescopic support assembly includes two groups of fixing plates 29 fixedly installed between the two end covers 22, the number of each group of fixing plates 29 is two, the two fixing plates 29 of each group are respectively located at two sides of the worm sleeve 27, a linkage rod 30 corresponding to the position of the worm sleeve 27 is rotatably installed between the two fixing plates 29 of each side, a turbine 28 is fixedly installed in the middle of the outer wall of the linkage rod 30, and the turbine 28 is rotatably connected with the worm sleeve 27.

As shown in fig. 4, external threads are formed on the outer walls of the upper and lower ends of each of the linkage rods 30, threaded sleeves 31 are connected to the upper and lower ends of each of the linkage rods 30 in a threaded manner, and one side of each of the threaded sleeves 31, which is close to the inner wall of the corresponding sealing rubber sleeve 21, is in an arc-shaped state. At least two limiting rods 33 are fixedly arranged on a wall surface, close to the corresponding fixing plate 29, of the threaded sleeve 31, limiting grooves 32 which are in limiting clamping with the corresponding limiting rods 33 are formed in the corresponding fixing plate 29, and the limiting rods 33 are always located in the limiting grooves 32.

As shown in fig. 4, the arc-shaped ends of the threaded sleeves 31 are fixedly provided with rubber pads 34, the rubber pads 34 are in an arc-shaped convex state, and the arc-shaped convex ends of the rubber pads 34 are fixedly connected with the inner walls of the corresponding sealing rubber sleeves 21.

As shown in fig. 1, two ends of the central shaft 23 respectively pass through end covers 22 on two sides through sleeve bearings, the output end of the servo motor 25 is fixedly connected with the central shaft 23 on one side, and the other end of the central shaft 23 is movably mounted on the inner wall of the water outlet pipe head 11 through bearings.

Specifically, in one embodiment of the present utility model, as shown in fig. 5, the end cap 22 is disc-shaped. Another embodiment is shown in fig. 6, where the end cap 22 is in an arcuate convex configuration.

The adjustable fire control shower nozzle, including above-mentioned arbitrary one water flow regulation structure, still including water pipe 10, water pipe 10 is hollow round platform body, and water pipe 10 is in the same place with the fixed welding of the less one end of play water pipe head 11 diameter.

One end of the water pipe 10 is connected to the fire-fighting water pipe, water flows into the water guide port 12 through the water pipe 10, and after being blocked by the sealing rubber sleeve 21, flows out from between the sealing rubber sleeve 21 and the side wall of the water guide channel 13, and the sealing rubber sleeve 21 can also have the effect of pressurizing. The water flow is ejected out through the high pressure between the arc-shaped inner wall of the water guide channel 13 and the arc-shaped wall surface of the sealing rubber sleeve 21.

The size of the sealing rubber sleeve 21 can be adjusted in shape by arranging the adjusting structure 20 and the telescopic supporting component, the servo motor 25 is a forward and reverse rotating motor, the servo motor 25 works to drive the central shaft 23 to rotate, the central shaft 23 drives the worm sleeve 27 to rotate, the worm sleeve 27 drives the fixing plate 29 to rotate, the fixing plate 29 drives the corresponding linkage rod 30 to rotate, so that the threaded sleeve 31 can move up and down along the direction of the linkage rod 30, the rubber pad 34 can push against the sealing rubber sleeve 21 or pull the sealing rubber sleeve 21 to move, the rubber block 36 can play a certain supporting role, the sealing rubber sleeve 21 can be enlarged or reduced in a certain amplitude, the blocking role of water flow is changed due to the enlargement and reduction of the sealing rubber sleeve 21, and the water flow adjusting role is realized.

The stability of both ends position department about the rubber block 36 can guarantee sealed rubber sleeve 21, guarantees the stability when rivers pass through sealed rubber sleeve 21 wall, just so can guarantee this scheme to the stability of rivers size adjustment.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a rivers regulation structure, includes water pipe head (11), water pipe head (11) are round platform shape, have offered water guide mouth (12) in the less one end of water pipe head (11) diameter, water guide mouth (12) are the state of expanding gradually, water guide passageway (13) have been offered in the great one end of water pipe head (11) diameter, water guide passageway (13) are half ellipse, water guide passageway (13) and water guide mouth (12) intercommunication, characterized in that, be provided with regulation structure (20) on water pipe head (11), regulation structure (20) are including end cover (22) that are located water pipe head (11) intracavity both sides and be located sealing rubber sleeve (21) between two end cover (22), sealing rubber sleeve (21) fixed mounting is between two end cover (22), all fixed mounting has connecting rod (35) between two end cover (22) and the inner wall of corresponding water pipe head (11) and are used for fixing, the intracavity central pin (23) is located to be provided with center pin (23) on the outer wall fixed mounting of center pin (23), fixed mounting has multiunit motor (27) on the outer wall (27) corresponding to drive on one side of scroll (25) of scroll sleeve (27) and is provided with on the side of scroll assembly and is fixed on one side of scroll (23), arc-shaped rubber blocks (36) are fixedly arranged on the upper side wall surface and the lower side wall surface of the cavity of the sealing rubber sleeve (21).

2. The water flow regulating structure according to claim 1, wherein an annular battery box (24) is fixedly arranged on the outer wall of the water outlet pipe head (11), a lithium battery which can be charged through a USB is assembled in the battery box (24), the lithium battery is electrically connected with a servo motor (25), and a switch (26) is further assembled on the servo motor (25).

3. The water flow adjusting structure according to claim 1, wherein the telescopic supporting assembly comprises two groups of fixing plates (29) fixedly installed between the two end covers (22), the number of each group of fixing plates (29) is two, the two fixing plates (29) of each group are respectively located at two sides of the worm sleeve (27), a linkage rod (30) corresponding to the position of the worm sleeve (27) is rotatably installed between the two fixing plates (29) of each side, a turbine (28) is fixedly installed in the middle of the outer wall of the linkage rod (30), and the turbine (28) is rotatably connected with the worm sleeve (27).

4. A water flow regulating structure according to claim 3, wherein external threads are provided on the outer walls of the upper and lower ends of each of the linkage rods (30), threaded sleeves (31) are provided on the upper and lower ends of each of the linkage rods (30), and one side of each threaded sleeve (31) close to the inner wall of the corresponding sealing rubber sleeve (21) is in an arc state.

5. The water flow regulating structure according to claim 4, wherein at least two limit rods (33) are fixedly arranged on a wall surface, close to the corresponding fixing plate (29), of the threaded sleeve (31), limit grooves (32) which are in limit clamping with the corresponding limit rods (33) are formed in the corresponding fixing plate (29), and the limit rods (33) are always located in the limit grooves (32).

6. The water flow regulating structure according to claim 4, wherein rubber pads (34) are fixedly arranged on the arc-shaped end parts of the threaded sleeves (31), the rubber pads (34) are in arc-shaped protruding states, and the arc-shaped protruding ends of the rubber pads (34) are fixedly connected with the inner walls of the corresponding sealing rubber sleeves (21).

7. The water flow regulating structure according to claim 1, wherein both ends of the central shaft (23) are movably penetrated through end covers (22) at both sides respectively through sleeve bearings, an output end of the servo motor (25) is fixedly connected with the central shaft (23) at one side thereof, and the other end of the central shaft (23) is movably mounted on the inner wall of the water outlet pipe head (11) through bearings.

8. The water flow regulating structure according to claim 7, wherein the end cap (22) is disc-shaped.

9. The water flow regulating structure as claimed in claim 7, wherein the end cap (22) is in an arc-shaped convex state.

10. An adjustable fire control shower nozzle, characterized by comprising the rivers regulation structure of any one of preceding claims 1-9, still including water pipe (10), water pipe (10) are hollow round platform body, and water pipe (10) are in the same place with the fixed welding of the less one end of play water pipe head (11) diameter.