CN220676608U - Fire-fighting spraying device - Google Patents

Abstract

The utility model discloses a fire-fighting and fire-extinguishing spraying device, which comprises a rotating mechanism, a pitching swinging mechanism and a fire-extinguishing agent output structure, wherein the rotating mechanism comprises a machine base and a base rotating shaft, the base rotating shaft is rotatably arranged in the machine base, an inner cavity is formed in the base rotating shaft along the axial direction of the base rotating shaft, the pitching swinging mechanism comprises a gun platform base, gun platform support arms and a gun platform rotating shaft, the gun platform base is fixed at the top end of the base rotating shaft, a first air cavity communicated with the inner cavity is formed in the gun platform base along the axial direction of the gun platform base, the gun platform support arms are oppositely arranged on the gun platform base, the gun platform rotating shaft is rotatably arranged on the gun platform support arms, a second air cavity communicated with the first air cavity is formed in the gun platform rotating shaft along the axial direction of the gun platform rotating shaft, and the fire-extinguishing agent output structure comprises a spray head arranged on the gun platform rotating shaft, and the spray head is communicated with the second air cavity. The utility model can realize the left and right rotation of the spray head by rotating the rotating shaft of the base and can realize the up and down swing of the spray head by rotating the rotating shaft of the cannon stand, thereby improving the spray range of the spray head and realizing large-area fire extinguishment.

Description

Fire-fighting spraying device

Technical Field

The utility model relates to the field of fire-fighting appliances, in particular to a fire-fighting injection device.

Background

In fire-fighting work, fire extinguishers are indispensable fire-fighting equipment. In order to realize remote fire extinguishment, the existing fire extinguisher is generally installed on a fire-fighting robot, the fire-fighting robot drives the fire extinguisher to move to a fire place, and then the fire extinguisher sprays fire extinguishing agent to extinguish the fire. However, most of the existing fire extinguishers are fixed, the spray angle of the fire extinguisher cannot be adjusted, the spray range of the fire extinguisher is small, the flexibility is poor, large-area fire extinguishment cannot be realized, the fire extinguishing agent is difficult to accurately spray to corresponding places, and the fire disaster danger caused by rapid change cannot be dealt with.

Disclosure of Invention

The utility model aims to provide a fire-fighting spraying device, which solves the problems that the spraying range is small, large-area fire extinguishment cannot be realized and fire extinguishing agent is difficult to accurately spray to corresponding places in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fire control injection apparatus that puts out a fire, includes rotary mechanism, every single move swing mechanism and fire extinguishing agent output structure, rotary mechanism includes quick-witted base and base pivot, and the base pivot is rotationally installed in quick-witted base, and the inner chamber has been seted up along its axial to the base pivot, every single move swing mechanism includes big gun stage base, big gun stage support arm and big gun stage pivot, and big gun stage base is fixed on base pivot top, and big gun stage base has seted up the first air cavity of intercommunication inner chamber along its axial, two the big gun stage support arm sets up relatively on the big gun stage base, and big gun stage pivot is rotationally installed on two big gun stage support arms, and big gun stage pivot has seted up the second air cavity of intercommunication first air cavity along its axial, fire extinguishing agent output structure is including setting up at big gun stage pivot on the big gun stage pivot, shower nozzle and second air cavity intercommunication.

Preferably, the rotating mechanism comprises a first motor and a first shaft sleeve, the first motor is installed at the bottom of the machine base, a first shaft hole is formed in the bottom of the rotating shaft of the base, the first shaft sleeve is embedded in the first shaft hole, and an output shaft of the first motor penetrates through the bottom of the machine base to be fixedly connected with the first shaft sleeve.

Preferably, the rotating mechanism comprises a first bearing, a spacer bush and a second bearing which are sequentially arranged between the machine base and the base rotating shaft, and the first bearing, the spacer bush and the second bearing are sleeved on the outer peripheral surface of the base rotating shaft.

Preferably, the outer peripheral surface of the base rotating shaft, which is close to the bottom end of the base rotating shaft, is provided with an annular groove, and a retainer ring is embedded in the annular groove and is positioned below the second bearing.

Preferably, the outer peripheral surface of the base rotating shaft is provided with a through hole communicated with the inner cavity, and the spacer bush is provided with a through hole matched with the through hole.

Preferably, the fire extinguishing agent output structure comprises a first air pipe and a second air pipe, wherein the first air pipe is accommodated in an inner cavity of the rotating shaft of the base, one end of the first air pipe is communicated with the first air cavity of the base of the gun platform, the other end of the first air pipe penetrates through the through hole and the perforation, one end of the second air pipe penetrates through the gun platform support arm to be communicated with the first air cavity in the base of the gun platform, and the other end of the second air pipe penetrates through the gun platform support arm to be communicated with the second air cavity of the rotating shaft of the gun platform.

Preferably, the fire extinguishing agent output structure comprises a third air pipe, a seat hole is formed in the machine base, the third air pipe is inserted into the seat hole, and one end of the third air pipe is connected with one end of the first air pipe extending out of the perforation.

Preferably, the rotating mechanism comprises a gland, a groove is formed in the inner peripheral surface of the machine base close to the top end of the machine base, and the gland is accommodated in the groove and sleeved on the rotating shaft of the base.

Preferably, the pitching swinging mechanism comprises a second motor and a second sleeve, the second motor is arranged on one of the support arms of the gun platform, a second shaft hole is formed in the side end face of the rotary shaft of the gun platform, the second sleeve is embedded in the second shaft hole, and an output shaft of the second motor penetrates through the support arm of the gun platform to be fixedly connected with the second sleeve.

Preferably, the pitching swinging mechanism comprises a second motor cover, the two second motor covers are respectively covered on the side surfaces of the corresponding support arms of the gun platform, and the second motor and the second air pipe are respectively accommodated in the corresponding second motor cover.

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

1. the base rotating shaft is driven by the first motor to rotate, and correspondingly drives the base of the gun platform to rotate, so that a spray head on the gun platform rotating shaft rotates left and right to spray; the second motor can drive the turret rotating shaft to rotate, and the turret rotating shaft correspondingly drives the spray head to swing up and down for spraying, so that the spraying range of the spray head is increased, and large-area fire extinguishment is realized;

2. limiting the left and right rotation angles of the spray head through the first proximity switch and the second proximity switch; limiting the up-and-down swing angle of the spray head through a third proximity switch; the fire extinguishing agent can be accurately sprayed to the corresponding fire place by controlling the left-right rotation angle and the up-down swing angle of the spray head, so that the fixed-point fire extinguishing is realized;

3. the through hole communicated with the inner cavity is formed in the outer peripheral surface of the base rotating shaft, the through hole matched with the through hole is formed in the spacer bush, and the through hole are both of a certain width, so that the first air pipe is prevented from interfering with the base rotating shaft and the spacer bush when the base rotating shaft rotates.

Drawings

FIG. 1 is a perspective view of a fire suppression and fire extinguishing spray device of the present utility model;

FIG. 2 is an exploded view of the pitch swing mechanism of the present utility model;

FIG. 3 is an exploded view of the rotary mechanism of the present utility model;

FIG. 4 is a side cross-sectional view of a fire suppression sprinkler of the present utility model;

FIG. 5 is a perspective view of a turret base;

fig. 6 is a perspective view of the base shaft.

In the figure: 1-a rotation mechanism; 11-a machine base; 111-a seat hole; 112-protrusions; 113-grooves; 12-a base rotating shaft; 121-lumen; 122-ring groove; 123-through holes; 124-a first shaft hole; 13-a first motor; 14-a first sleeve; 15-a first bearing; 16-spacer bush; 161-perforating; 17-a second bearing; 18-check ring; 19-capping; 101-an oil seal cover plate; 102-a first motor cover; 2-a pitch swing mechanism; 21-a turret base; 211-a first air cavity; 212-pores; 22-a turret support arm; 23-a turret spindle; 231-a second air cavity; 232-a second axial bore; 24-a second motor; 25-a second sleeve; 26-a second motor cover; 27-a third bearing; 3-a fire extinguishing agent delivery structure; 31-a spray head; 32-a first trachea; 33-a second trachea; 34-a third trachea; 4-a rotation limiting structure; 41-a first proximity switch; 42-a second proximity switch; 43-a first switch flap; 44-a second switch flap; 5-swinging limiting structure; 51-a third proximity switch; 52-a third switch baffle; 53-fourth switch blade.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, a fire-fighting spraying device comprises a rotating mechanism 1, a pitching swinging mechanism 2 and a fire extinguishing agent output structure 3, wherein the rotating mechanism 1 comprises a machine base 11 and a base rotating shaft 12, and the machine base 11 is of a cylindrical structure with an upper opening. The base rotating shaft 12 is rotatably installed in the base 11, and the base rotating shaft 12 is provided with an inner cavity 121 along the axial direction thereof for passing fire extinguishing agent. The pitching swinging mechanism 2 comprises a gun platform base 21, a gun platform support arm 22 and a gun platform rotating shaft 23, wherein the gun platform base 21 is fixed at the top end of the base rotating shaft 12, and a first air cavity 211 communicated with an inner cavity 121 is formed in the gun platform base 21 along the axial direction of the gun platform base 21 so as to allow fire extinguishing agent to pass through. Referring to fig. 5, the turret base 21 is provided with an air hole 212, and the first air cavity 211 is communicated with the inner cavity 121 of the base rotating shaft 12 through the air hole 212. The two support arms 22 are oppositely disposed on the support base 21, and the support shaft 23 is rotatably mounted on the support arms 22, referring to fig. 4-5, the support shaft 23 is provided with a second air cavity 231 along its axial direction, which is communicated with the first air cavity 211, for passing fire extinguishing agent. The fire extinguishing agent discharging structure 3 comprises a spray head 31 arranged on the rotary shaft 23 of the gun platform, the spray head 31 is communicated with the second air cavity 231, and the fire extinguishing agent is sprayed out of the spray head 31.

Referring to fig. 1 and 3, the rotating mechanism 1 includes a first motor 13 and a first shaft sleeve 14, the first motor 13 is mounted at the bottom of the machine base 11, referring to fig. 6, a first shaft hole 124 is provided at the bottom of the base rotating shaft 12, the first shaft sleeve 14 is embedded in the first shaft hole 124, an output shaft of the first motor 13 passes through the bottom of the machine base 11 and is fixedly connected with the first shaft sleeve 14, in this embodiment, an output shaft of the first motor 13 is a D-shaped shaft, and the first shaft hole 124 is a D-shaped hole.

Preferably, the rotating mechanism 1 includes a first motor housing 102, the first motor housing 102 is covered on the bottom surface of the housing base 11, the first motor 13 is accommodated in the first motor housing 102, and the first motor housing 102 plays a role of protection.

Preferably, a first mounting plate (not shown) is fixed to the bottom of the machine base 11, and the first motor 13 is fixed to the first mounting plate.

Referring to fig. 3, the rotation mechanism 1 includes a first bearing 15, a spacer 16 and a second bearing 17 sequentially disposed between the machine base 11 and the base rotating shaft 12, and the first bearing 15, the spacer 16 and the second bearing 17 are all sleeved on the outer peripheral surface of the base rotating shaft 12. The inner peripheral surfaces of the first bearing 15 and the second bearing 17 are in close contact with the outer peripheral surface of the base rotating shaft 12, and the outer peripheral surfaces of the first bearing 15 and the second bearing 17 are in close contact with the inner peripheral surface of the machine base 11. In this embodiment, the outer diameter of the spacer 16 is smaller than the inner diameter of the machine base 11, and a space is formed between the outer peripheral surface of the spacer 16 and the inner peripheral surface of the machine base 11, so that the spacer 16 is prevented from contacting with the machine base 11, and abrasion of the spacer 16 is reduced.

An annular ring groove 122 is formed in the outer peripheral surface of the base rotating shaft 12, which is close to the bottom end of the base rotating shaft, a check ring 18 is embedded in the ring groove 122, and the check ring 18 is positioned below the second bearing 17. Referring to fig. 4, the inner peripheral surface of the machine base 11 near the bottom surface thereof is provided with a protrusion 112, and the top surface of the protrusion 112 is flush with the top surface of the retainer ring 18, and is supported at the bottom of the second bearing 17, so as to avoid the bottom of the second bearing 17 from being worn by directly contacting with the bottom surface of the machine base 11.

Preferably, the outer peripheral surface of the base rotating shaft 12 is provided with a through hole 123 communicating with the inner cavity 121, and the spacer 16 is provided with a through hole 161 adapted to the through hole 123.

Referring to fig. 1-2, and fig. 4, the fire extinguishing agent discharging structure 3 includes a first air pipe 32 and a second air pipe 33 for delivering fire extinguishing agent, the first air pipe 32 is accommodated in an inner cavity 121 of the base rotating shaft 12, the first air pipe 32 is L-shaped, one end of the first air pipe 32 is communicated with a first air cavity 211 of the turret base 21, and the other end passes through the through hole 123 and the through hole 161. The second air tube 33 has one end communicating with the first air chamber 211 in the turret base 21 through the turret support arm 22 and the other end communicating with the second air chamber 231 of the turret shaft 23 through the turret support arm 22. The through hole 123 and the through hole 161 have certain widths, so that the first air tube 32 is prevented from interfering with the base rotating shaft 12 and the spacer 16 when the base rotating shaft 12 rotates.

Preferably, referring to fig. 4, the fire extinguishing agent discharging structure 3 includes a third air pipe 34, a seat hole 111 is formed on the machine base 11, the third air pipe 34 is inserted into the seat hole 111, and one end of the third air pipe 34 is connected to one end of the first air pipe 32 extending out of the through hole 161.

When the fire extinguishing agent is supplied, the fire extinguishing agent flows in from the third air pipe 34, flows to the first air pipe 32, the first air chamber 211, the second air pipe 33, and the second air chamber 23 in this order, and is ejected from the ejection head 31.

Referring to fig. 3-4, the rotating mechanism 1 includes a pressing cover 19, a groove 113 is disposed on an inner peripheral surface of the machine base 11 near the top end thereof, and the pressing cover 19 is accommodated in the groove 113 and sleeved on the base rotating shaft 12. The bottom end of the gland 19 is tightly attached to the top end of the first bearing 15, and is fixed to the bottom surface of the groove 113 through bolts, and the gland 19 has a certain sealing effect. In this embodiment, a sealing gasket is embedded between the outer circumferential surface of the gland 19 and the side wall of the groove 113, and the sealing gasket plays a sealing role.

Preferably, the rotating mechanism 1 further includes an oil seal cover plate 101, where the oil seal cover plate 101 is embedded in the groove 113, is located on the gland 19 and is attached to the gland 19, so as to play a role in reinforcing sealing.

Referring to fig. 1-2, the pitching swinging mechanism 2 includes a second motor 24, a second shaft sleeve 25 and a second motor cover 26, the second motor 24 is mounted on one of the turret support arms 22, a second shaft hole 232 is formed in the side end surface of the turret rotating shaft 23, the second shaft sleeve 25 is embedded in the second shaft hole 232, and an output shaft of the second motor 24 passes through the turret support arm 22 and is fixedly connected with the second shaft sleeve 25. The two second motor covers 26 are respectively covered on the side surfaces of the corresponding gun platform support arms 22, the second motor 24 and the second air pipe 33 are respectively contained in the corresponding second motor covers 26, and the second motor covers 26 play a role in protection. In this embodiment, the output shaft of the second motor 24 is a D-shaped shaft, and the second shaft hole 232 is a D-shaped hole.

Preferably, the pitching swinging mechanism 2 comprises a third bearing 27, the third bearing 27 is mounted on both the turret arms 22, and both ends of the turret rotating shaft 23 are respectively mounted in the corresponding third bearings 27.

Preferably, a second mounting plate is secured to a side of one of the turret arms 22, and a second motor 24 is secured to the second mounting plate.

Referring to fig. 1-2, the fire extinguishing spraying device includes a rotation limiting structure 4, the rotation limiting structure 4 includes a first proximity switch 41, a second proximity switch 42, a first switch blocking piece 43 and a second switch blocking piece 44, the first proximity switch 41 and the second proximity switch 42 are disposed on the machine base 11 at intervals, and the first proximity switch 41 and the second proximity switch 42 are respectively electrically connected with the first motor 13. The first switch flap 43 is provided on the bottom surface of one of the second motor covers 26, and the second switch flap 44 is provided on the bottom surface of the other second motor cover 26.

The fire-fighting spraying device comprises a swing limiting structure 5, the swing limiting structure 5 comprises a third proximity switch 51, a third switch baffle 52 and a fourth switch baffle 53, the third proximity switch 51 is arranged on the top surface of the gun platform base 21 and is electrically connected with the second motor 24, and the third switch baffle 52 and the fourth switch baffle 53 are arranged on the outer peripheral surface of the gun platform rotating shaft 23 in an arc shape.

The principle of the fire-fighting injection device of the utility model for adjusting the injection range is as follows: the first motor 13 drives the base rotating shaft 12 to rotate, and the base rotating shaft 12 correspondingly drives the gun platform base 21 to rotate, so that the spray head 31 on the gun platform rotating shaft 23 rotates left and right to spray; when the first switch baffle 43 moves to the position of the first proximity switch 41 or the second switch baffle 44 moves to the position of the second proximity switch 42, the circuit is disconnected, the first motor 13 stops rotating, the restriction on the left and right rotation angles of the spray head 31 is realized, and interference is avoided; meanwhile, the second motor 24 can drive the turret rotating shaft 23 to rotate, and the turret rotating shaft 23 correspondingly drives the spray head 31 to swing up and down for spraying; when the third switch baffle plate 52 or the fourth switch baffle plate 53 moves to the position of the third proximity switch 51, the circuit is disconnected, the second motor 24 stops rotating, and the limitation of the up-and-down swing angle of the spray head 31 is realized; thereby improving the spraying range of the spray head 31 and realizing large-area fire extinguishment; by controlling the left-right rotation angle and the up-down swing angle of the spray head 31, the fire extinguishing agent can be accurately sprayed to the corresponding fire place, so as to realize the fixed point fire extinguishing.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a fire control injection apparatus that puts out a fire, includes rotary mechanism (1), every single move swing mechanism (2) and fire extinguishing agent output structure (3), its characterized in that: rotary mechanism (1) is including quick-witted base (11) and base pivot (12), and base pivot (12) install in quick-witted base (11) rotationally, and inner chamber (121) have been seted up along its axial to base pivot (12), every single move swing mechanism (2) are including big gun platform base (21), big gun platform support arm (22) and big gun platform pivot (23), and big gun platform base (21) are fixed on base pivot (12) top, and big gun platform base (21) have seted up first air cavity (211) of intercommunication inner chamber (121) along its axial, two big gun platform support arm (22) set up on big gun platform base (21) relatively, big gun platform pivot (23) install rotationally on two big gun platform support arms (22), big gun platform pivot (23) have seted up second air cavity (231) of intercommunication first air cavity (211) along its axial, fire extinguishing agent output structure (3) are including setting up shower nozzle (31) on big gun platform pivot (23), shower nozzle (31) and second air cavity (231) intercommunication.

2. The fire fighting spraying device according to claim 1, wherein: the rotating mechanism (1) comprises a first motor (13) and a first shaft sleeve (14), the first motor (13) is installed at the bottom of the machine base (11), a first shaft hole (124) is formed in the bottom of the base rotating shaft (12), the first shaft sleeve (14) is embedded in the first shaft hole (124), and an output shaft of the first motor (13) penetrates through the bottom of the machine base (11) and is fixedly connected with the first shaft sleeve (14).

3. The fire fighting spraying device according to claim 2, characterized in that: the rotating mechanism (1) comprises a first bearing (15), a spacer bush (16) and a second bearing (17) which are sequentially arranged between the machine base (11) and the base rotating shaft (12), and the first bearing (15), the spacer bush (16) and the second bearing (17) are all sleeved on the outer peripheral surface of the base rotating shaft (12).

4. A fire fighting spraying device according to claim 3, characterized in that: an annular ring groove (122) is formed in the outer peripheral surface, close to the bottom end, of the base rotating shaft (12), and a retainer ring (18) is embedded in the ring groove (122).

5. A fire fighting spraying device according to claim 3, characterized in that: the outer peripheral surface of the base rotating shaft (12) is provided with a through hole (123) communicated with the inner cavity (121), and the spacer bush (16) is provided with a perforation (161) matched with the through hole (123).

6. The fire fighting spraying device according to claim 5, wherein: the fire extinguishing agent output structure (3) comprises a first air pipe (32) and a second air pipe (33), wherein the first air pipe (32) is accommodated in an inner cavity (121) of a base rotating shaft (12), one end of the first air pipe (32) is communicated with a first air cavity (211) of a gun platform base (21), the other end of the first air pipe passes through a through hole (123) and a perforation (161), one end of the second air pipe (33) passes through a gun platform support arm (22) to be communicated with the first air cavity (211), and the other end of the second air pipe passes through the gun platform support arm (22) to be communicated with a second air cavity (231).

7. The fire suppression and spray device according to claim 6, wherein: the fire extinguishing agent output structure (3) comprises a third air pipe (34), a seat hole (111) is formed in the machine base (11), the third air pipe (34) is inserted into the seat hole (111), and one end of the third air pipe is connected with one end of the first air pipe (32) extending out of the perforation (161).

8. Fire extinguishing spraying device according to any of claims 3-6, characterized in that: the rotating mechanism (1) comprises a gland (19), a groove (113) is formed in the inner peripheral surface of the machine base (11) close to the top end of the machine base, and the gland (19) is accommodated in the groove (113) and sleeved on the base rotating shaft (12).

9. The fire suppression and spray device according to claim 6, wherein: the pitching swinging mechanism (2) comprises a second motor (24) and a second shaft sleeve (25), the second motor (24) is arranged on one of the gun platform support arms (22), a second shaft hole (232) is formed in the side end face of the gun platform rotating shaft (23), the second shaft sleeve (25) is embedded in the second shaft hole (232), and an output shaft of the second motor (24) penetrates through the gun platform support arm (22) to be fixedly connected with the second shaft sleeve (25).

10. The fire fighting spraying device of claim 9, wherein: the pitching swinging mechanism (2) comprises a second motor cover (26), the two second motor covers (26) are respectively covered on the side surfaces of the corresponding support arms (22), and the second motor (24) and the second air pipe (33) are respectively accommodated in the corresponding second motor cover (26).