CN113713305B

CN113713305B - Water gun convenient for fire extinguishing

Info

Publication number: CN113713305B
Application number: CN202111070146.XA
Authority: CN
Inventors: 杨易桐; 邵和义
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-07-08
Anticipated expiration: 2041-09-13
Also published as: CN113713305A

Abstract

A water gun convenient for fire extinguishing comprises a water gun body and a water hose connected with the water gun body in a buckling mode, and further comprises a horizontal steering mechanism, wherein a connecting column is vertically arranged on the horizontal steering mechanism, the connecting column circumferentially rotates through the horizontal steering mechanism, a vertical steering mechanism is longitudinally butted at the top of the connecting column, the water gun body is fixedly mounted on the vertical steering mechanism through a clamping mechanism, and the vertical steering mechanism can drive the water gun body to longitudinally rotate; and the side surface of the horizontal steering mechanism facing the water hose is provided with a limiting mechanism, and the limiting mechanism is used for limiting the water hose to move in the longitudinal direction and the transverse direction when spraying water. The invention can replace manual grasping of the water gun body, is particularly suitable for fire scenes needing to spray water for a long time, reduces the occupied fire fighters and effectively reduces the physical consumption of the fire fighters.

Description

Water gun convenient for fire extinguishing

Technical Field

The invention belongs to the technical field of fire fighting equipment, and particularly relates to a water gun convenient for fire extinguishing.

Background

The fire-fighting lance is a water jetting tool for fire extinguishment, can jet dense and full water flow when being connected with a water hose, and has the advantages of long jetting range, large water quantity and the like. When the existing fire-fighting lance is used, at least two firemen are required to hold the lance to fix the lance, so that the lance occupies the fire fighters which are in short supply, and the long-time holding of the fire-fighting lance can aggravate the physical consumption of the firemen in the fire scene needing to spray water for a long time; meanwhile, the water gun has powerful water flow in the high-pressure spraying process, and the spraying angle is difficult to adjust by manual grasping, so that the fire source is not convenient to aim at.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a water gun convenient for fire extinguishing, and the specific technical scheme is as follows:

a water gun convenient for fire extinguishing comprises a water gun body and a water hose connected with the water gun body in a buckling mode, and further comprises a horizontal steering mechanism, wherein a connecting column is vertically arranged on the horizontal steering mechanism, the connecting column circumferentially rotates through the horizontal steering mechanism, a vertical steering mechanism is longitudinally butted at the top of the connecting column, the water gun body is fixedly mounted on the vertical steering mechanism through a clamping mechanism, and the vertical steering mechanism can drive the water gun body to longitudinally rotate; and the side surface of the horizontal steering mechanism facing the water hose is provided with a limiting mechanism, and the limiting mechanism is used for limiting the water hose to move in the longitudinal direction and the transverse direction when spraying water.

Furthermore, the horizontal steering mechanism comprises a weighting chassis, a plane bearing is embedded in the middle of the top surface of the weighting chassis, a rotating column is vertically inserted and matched in the plane bearing, and a first square hole is vertically formed in the top surface of the rotating column; the two ends of the connecting column are respectively and symmetrically connected with square columns in the axial direction, and the square columns at the bottom end of the connecting column are in plug-in fit with the first square holes.

Further, the vertical steering mechanism comprises a transverse column, two end parts of the transverse column are respectively vertically and symmetrically connected with longitudinal columns, bearing seats are respectively and symmetrically arranged at the top ends of the two longitudinal columns, a rotating shaft is rotatably connected in the two bearing seats, a mounting plate is arranged between the two longitudinal columns, one end part of the mounting plate is fixedly connected with the rotating shaft, a groove matched with the water gun body is transversely formed in the middle of the top surface of the mounting plate, and a handle is horizontally and symmetrically arranged on the top surface of the other end part of the mounting plate along the groove; and the middle part of the bottom surface of the transverse column is inwards and vertically provided with a second square hole, and the square column at the top end of the connecting column is in splicing fit with the second square hole.

Furthermore, the mounting plate rotates around the rotating shaft until the end face, facing the handle, of the mounting plate is attached to the top face of the transverse column, and the handle is attached to the side face of the corresponding longitudinal column.

Further, clamping mechanism includes the clamp splice, the bottom surface of clamp splice be provided with the circular arc groove of squirt body looks adaptation, the both ends of clamp splice respectively through locking bolt with the top surface both sides fixed connection of mounting panel.

Furthermore, the limiting mechanism comprises a supporting plate, one side of the top surface of the supporting plate is obliquely provided with a limiting frame of a U-shaped structure, a plurality of round rods are horizontally arranged on two inner side surfaces of the limiting frame at equal intervals from top to bottom, and the distance between every two adjacent round rods is matched with the expansion outer diameter of the water hose during water spraying.

Furthermore, a first jack is formed in the middle of the side face, facing the supporting plate, of the weighting base plate, and a second jack is vertically formed in the top face of the first jack in a penetrating mode; the middle part of the side surface of the supporting plate facing the weighting base plate is vertically connected with an inserting column, and the top surface of the inserting column is inwards provided with a third inserting hole; after the inserting column is in inserting fit with the first inserting hole, the second inserting hole and the third inserting hole are fixed in an axial penetrating mode through a limiting rod of a T-shaped structure.

Furthermore, a telescopic diagonal bracing mechanism is hinged between the mounting plate and the cross column and comprises a supporting cylinder, a telescopic rod is inserted into the supporting cylinder in a sliding manner, the end part of the telescopic rod, which is placed into the supporting cylinder, is connected with a stop block, the stop block is arranged in the supporting cylinder in an axial limiting sliding manner, a spring is axially arranged in the supporting cylinder, one end of the spring is fixedly connected with the inner bottom surface of the supporting cylinder, and the other end of the spring is fixedly connected with the bottom surface of the stop block.

Furthermore, the bottom end of the supporting cylinder and the top end of the telescopic rod are respectively and axially provided with a connecting ring; the bottom surface of the mounting plate and the side surface of the cross column are respectively and vertically provided with a connecting piece, each connecting piece comprises a U-shaped block, an inserting rod with a T-shaped structure transversely penetrates between two vertical parts of the U-shaped block, and a plug pin with an inverted L-shaped structure is vertically inserted into the end part of the inserting rod extending out of the U-shaped block; the connecting rings are pivotally connected with the corresponding inserted rods.

Furthermore, be provided with protection machanism on the delivery end of squirt body, protection machanism includes the transparent protection baffle of butterfly structure, the middle part of transparent protection baffle run through set up with the delivery end joint complex through-hole of squirt body, transparent protection baffle medial surface both ends vertically are provided with the installation piece respectively side by side, every articulated respectively on the installation piece have a connecting rod, the free end of connecting rod all is connected with the ring, is in two of homonymy the ring of connecting rod passes through clamping screw axial cross-under, clamping screw with set up in the mutual spiro union of screw hole of mounting panel both sides face.

The invention has the beneficial effects that:

the water gun body can replace manual grasping of the water gun body, is particularly suitable for fire scenes needing to spray water for a long time, reduces occupied fire fighters, and effectively reduces physical consumption of the fire fighters; the vertical steering mechanism can drive the water gun body to longitudinally adjust the spraying angle, the horizontal steering mechanism can circumferentially adjust the spraying angle, the limiting structure can limit the water hose to move in the longitudinal and transverse directions during water spraying, and the limiting mechanism can be matched with the vertical steering mechanism to fix the adjusted longitudinal angle of the water gun body, so that a fire source can be conveniently aligned.

Drawings

FIG. 1 shows a schematic view of the assembled structure of the present invention;

FIG. 2 is a schematic view showing an exploded structure of a horizontal steering mechanism, a vertical steering mechanism and a connecting column;

FIG. 3 is a schematic view of the mounting plate of the present invention after it is rotated and stored;

FIG. 4 shows a structural cross-sectional view of the telescoping diagonal bracing mechanism of the present invention;

FIG. 5 is a sectional view showing the structure of a connector according to the present invention;

FIG. 6 is a structural sectional view showing a clamping mechanism in the present invention;

FIG. 7 is a schematic view showing the structure of the stopper mechanism of the present invention;

FIG. 8 is a schematic view showing the assembly of the stop frame with the round bar according to the present invention;

FIG. 9 is a schematic view showing the structure of the guard mechanism of the present invention;

fig. 10 shows a schematic view of the structure of the transparent protective barrier of the present invention.

Shown in the figure: 1. a horizontal steering mechanism; 11. a weighted chassis; 111. a first jack; 112. a second jack; 12. a flat bearing; 13. turning the column; 131. a first square hole; 2. connecting columns; 21. a square column; 3. a vertical steering mechanism; 31. a cross post; 311. a second square hole; 32. a longitudinal column; 33. a bearing seat; 331. a rotating shaft; 34. mounting a plate; 341. a handle; 342. a threaded hole; 343. a groove; 35. a connecting member; 351. a U-shaped block; 352. inserting a rod; 353. a bolt; 4. a telescopic diagonal bracing mechanism; 41. a support cylinder; 42. a telescopic rod; 43. a stopper; 44. a spring; 45. a connecting ring; 5. a clamping mechanism; 51. a clamping block; 511. an arc groove; 52. locking the bolt; 6. a limiting mechanism; 61. a support plate; 62. a limiting frame; 621. a round bar; 63. inserting a column; 631. a third jack; 64. a limiting rod; 7. a protection mechanism; 71. a transparent protective barrier; 711. a through hole; 72. a connecting rod; 721. a circular ring; 73. mounting blocks; 74. fixing the screw rod; 8. a water gun body; 9. a water hose.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1, a water gun convenient for fire extinguishing comprises a water gun body 8, a water hose 9 in buckled connection with the water gun body 8, and a horizontal steering mechanism 1, wherein a connecting column 2 is vertically arranged on the horizontal steering mechanism 1, the connecting column 2 rotates circumferentially through the horizontal steering mechanism 1, a vertical steering mechanism 3 is longitudinally butted at the top of the connecting column 2, the water gun body 8 is fixedly mounted on the vertical steering mechanism 3 through a clamping mechanism 5, and the vertical steering mechanism 3 can drive the water gun body 8 to rotate longitudinally; the side face, facing the water hose 9, of the horizontal steering mechanism 1 is provided with a limiting mechanism 6, and the limiting mechanism 6 is used for limiting the water hose 9 to move in the longitudinal direction and the transverse direction during water spraying.

Through the technical scheme, the water gun can replace manual grasping of the water gun body 8, is particularly suitable for fire scenes needing to spray water for a long time, reduces occupied fire fighters and effectively reduces physical consumption of the fire fighters; vertical steering mechanism 3 of setting can drive 8 vertical adjustment injection angles of squirt body, can the circumference adjustment injection angle through horizontal steering mechanism 1, through limit structure 6 restriction hosepipe 9 drunkenness when the water spray on moving about freely and quickly two directions, limit structure 6 can cooperate with vertical steering mechanism 3 in order to fix the vertical angle after 8 adjustments of squirt body moreover, can conveniently aim at the burning things which may cause a fire disaster like this.

As shown in fig. 2, the horizontal steering mechanism 1 includes a weighted chassis 11, a planar bearing 12 is embedded in the middle of the top surface of the weighted chassis 11, a rotating column 13 is vertically inserted and matched in the planar bearing 12, and a first square hole 131 is vertically formed in the top surface of the rotating column 13; the two ends of the connecting column 2 are respectively and symmetrically connected with square columns 21 in the axial direction, and the square columns 21 at the bottom end of the connecting column 2 are in plug-in fit with the first square holes 131.

Through the technical scheme, the connecting column 2 is in inserted fit with the first square hole 131 of the rotating column 13 through the square column 21, so that the connecting columns 2 with different lengths can be better arranged according to actual needs, and the connecting column 2 can rotate around the plane bearing 12 in the circumferential direction under the action of external force; the weighted base plate 11 can provide a stable supporting force.

As shown in fig. 2, the vertical steering mechanism 3 includes a transverse column 31, longitudinal columns 32 are vertically and symmetrically connected to two end portions of the transverse column 31, bearing seats 33 are symmetrically arranged at top ends of the two longitudinal columns 32, a rotating shaft 331 is rotatably connected in the two bearing seats 33, an installation plate 34 is arranged between the two longitudinal columns 32, one end portion of the installation plate 34 is fixedly connected to the rotating shaft 331, a groove 343 matched with the water gun body 8 is transversely formed in a middle portion of a top surface of the installation plate 34, and handles 341 are horizontally and symmetrically installed on a top surface of the other end portion of the installation plate 34 along the groove 343; a second square hole 311 is vertically formed in the middle of the bottom surface of the transverse column 31, and the square column 21 at the top end of the connecting column 2 is in inserting fit with the second square hole 311.

Through the technical scheme, the transverse column 31 and the two longitudinal columns 32 form a support of a U-shaped structure, the mounting plate 34 longitudinally rotates around the rotating shaft 331, so that the spraying angle can be vertically adjusted conveniently, and the water gun body 8 can be conveniently mounted in the groove 343 formed in the mounting plate 34; the transverse column 31 is matched with the square column 21 at the top end of the connecting column 2 through the second square hole 311 in a plugging manner, can synchronously rotate with the connecting column 2, and is convenient to disassemble and assemble.

As shown in fig. 3, the mounting plate 34 rotates around the rotation shaft 331 until the end surface of the mounting plate 34 facing the handle 341 abuts against the top surface of the cross column 31, and the handle 341 abuts against the side surface of the corresponding longitudinal column 32.

Through the technical scheme, the whole vertical steering mechanism 3 is convenient to store and store after being disassembled and assembled.

As shown in fig. 6, the clamping mechanism 5 includes a clamping block 51, a circular arc groove 511 adapted to the water gun body 8 is disposed on a bottom surface of the clamping block 51, and two ends of the clamping block 51 are respectively fixedly connected to two sides of a top surface of the mounting plate 34 through locking bolts 52.

Through the technical scheme, the clamping mechanism 5 is convenient to match with the groove 343 to clamp the fixed water gun body 8, and the clamping effect is stable and reliable.

As shown in fig. 7 and 8, the limiting mechanism 6 includes a supporting plate 61, a limiting frame 62 having a U-shaped structure is obliquely disposed on one side of the top surface of the supporting plate 61, a plurality of round bars 621 are horizontally disposed on two inner side surfaces of the limiting frame 62 at equal intervals from top to bottom, and the distance between two adjacent round bars 621 is adapted to the outer diameter of the water hose 9 which expands when water is sprayed.

Through above-mentioned technical scheme, hosepipe 9 is when the water spray, and vertical drunkenness can be spacing by two adjacent round bar 621, and horizontal drunkenness can be spacing by spacing frame 62, only needs a fire fighter's both hands to grasp handle 341 alright spray the operation like this, even hold for a long time, the physical power of consumption compares pure manual work and holds greatly to reduce.

As shown in fig. 1, 2 and 7, a first insertion hole 111 is formed in the middle of a side surface of the weighting base plate 11 facing the support plate 61, and a second insertion hole 112 is vertically formed through a top surface of the first insertion hole 111; the middle part of the side surface of the supporting plate 61 facing the weighting base plate 11 is vertically connected with an inserting column 63, and the top surface of the inserting column 63 is provided with a third inserting hole 631 inwards; after the plug column 63 is plugged and matched with the first jack 111, the second jack 112 and the third jack 631 are axially fixed through a limiting rod 64 of a T-shaped structure in a penetrating manner.

Through above-mentioned technical scheme, stop gear 6 with aggravate that 11 detachably on chassis are connected fixedly, both make things convenient for the later stage to dismantle and deposit, can further improve the support stability who aggravates chassis 11 again.

As shown in fig. 2 and 4, a telescopic diagonal bracing mechanism 4 is hinged between the mounting plate 34 and the cross-post 31, the telescopic diagonal bracing mechanism 4 includes a support tube 41, a telescopic rod 42 is slidably inserted into the support tube 41, a stopper 43 is connected to an end of the telescopic rod 42 inserted into the support tube 41, the stopper 43 is axially slidably disposed in the support tube 41, a spring 44 is axially disposed in the support tube 41, one end of the spring 44 is fixedly connected to an inner bottom surface of the support tube 41, and the other end of the spring 44 is fixedly connected to a bottom surface of the stopper 43.

Through the technical scheme, the telescopic inclined support mechanism 4 is matched with the limiting mechanism 6, so that the mounting plate 34 can be better supported when the water hose 9 is positioned between the two round rods 621 at different heights, the stability of the water gun body 8 during spraying is kept, and the fire source is conveniently aligned.

As shown in fig. 4 and 5, a connecting ring 45 is axially mounted at the bottom end of the supporting cylinder 41 and the top end of the telescopic rod 42 respectively; a connecting piece 35 is vertically installed on the bottom surface of the mounting plate 34 and the side surface of the cross column 31 respectively, the connecting piece 35 comprises a U-shaped block 351, an inserting rod 352 with a T-shaped structure transversely penetrates between two vertical parts of the U-shaped block 351, and a plug pin 353 with an inverted L-shaped structure is vertically inserted into the end part of the inserting rod 352 extending out of the U-shaped block 351; the connection ring 45 is pivotally connected to the corresponding insertion rod 352.

Through the technical scheme, the connecting piece 35 of setting both can guarantee the articulated setting of flexible bracing mechanism 4, when making things convenient for the later stage to accomodate again, pull down flexible bracing mechanism 4.

As shown in fig. 9 and 10, a protection mechanism 7 is arranged at the water outlet end of the water gun body 8, the protection mechanism 7 includes a transparent protection baffle 71 with a butterfly structure, a through hole 711 matched with the water outlet end of the water gun body 8 in a clamping manner is formed in the middle of the transparent protection baffle 71 in a penetrating manner, mounting blocks 73 are respectively longitudinally arranged at two ends of the inner side surface of the transparent protection baffle 71 in parallel, each mounting block 73 is hinged with a connecting rod 72, the free ends of the connecting rods 72 are connected with circular rings 721, the circular rings 721 of the connecting rods 72 at the same side are axially connected through fixing screws 74, and the fixing screws 74 are in threaded connection with threaded holes 342 formed in two side surfaces of the mounting plate 34.

Through the technical scheme, the arranged protection mechanism 7 can reduce the impact on a human body during the explosion on a fire scene and also can play a role in heat insulation, and the arranged transparent protection baffle 71 with the butterfly structure can not influence the sight of a fireman and can also reduce the self weight; transparent protective barrier is taut fixedly from both sides through four connecting rods 72, stable in structure, and clamping screw 74 makes things convenient for the dismouting, is convenient for accomodate.

When the fire extinguishing gun is implemented, firstly, the water gun body 8 is fixed in the groove 343 of the mounting plate 34 through the clamping mechanism 5, then, according to the position of a fire source, the spraying angle of the water gun body 8 is adjusted through the horizontal steering mechanism 1 and the vertical steering mechanism 3, the water hose 9 penetrates through the position between the two round rods 621 of the limiting mechanism 6 with the corresponding height, and then, a fire fighter can continuously aim at the fire source to spray and extinguish fire by holding the handle 341 with both hands and switching on the water source.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a squirt convenient to put out a fire, including squirt body (8) and with hosepipe (9) that squirt body (8) buckle is connected, its characterized in that: the water gun further comprises a horizontal steering mechanism (1), a connecting column (2) is vertically arranged on the horizontal steering mechanism (1), the connecting column (2) rotates circumferentially through the horizontal steering mechanism (1), a vertical steering mechanism (3) is longitudinally butted at the top of the connecting column (2), the water gun body (8) is fixedly mounted on the vertical steering mechanism (3) through a clamping mechanism (5), and the vertical steering mechanism (3) can drive the water gun body (8) to rotate longitudinally; a limiting mechanism (6) is arranged on the side surface of the horizontal steering mechanism (1) facing the water hose (9), and the limiting mechanism (6) is used for limiting the water hose (9) to move in the longitudinal and transverse directions during water spraying;

the horizontal steering mechanism (1) comprises a weighting chassis (11), a plane bearing (12) is embedded inwards in the middle of the top surface of the weighting chassis (11), a rotating column (13) is vertically inserted and matched in the plane bearing (12), and a first square hole (131) is vertically formed inwards on the top surface of the rotating column (13); two ends of the connecting column (2) are respectively and axially and symmetrically connected with square columns (21), and the square column (21) at the bottom end of the connecting column (2) is in inserting fit with the first square hole (131);

the vertical steering mechanism (3) comprises transverse columns (31), two ends of each transverse column (31) are respectively vertically and symmetrically connected with longitudinal columns (32), bearing seats (33) are respectively and symmetrically arranged at the top ends of the two longitudinal columns (32), rotating shafts (331) are rotatably connected in the two bearing seats (33), an installation plate (34) is arranged between the two longitudinal columns (32), one end of the installation plate (34) is fixedly connected with the rotating shafts (331), a groove (343) matched with the water gun body (8) is formed in the middle of the top surface of the installation plate (34) in a traversing mode, and handles (341) are horizontally and symmetrically arranged on the top surface of the other end of the installation plate (34) along the groove (343); a second square hole (311) is formed in the middle of the bottom surface of the transverse column (31) inwards and vertically, and a square column (21) at the top end of the connecting column (2) is in inserted fit with the second square hole (311);

the limiting mechanism (6) comprises a supporting plate (61), one side of the top surface of the supporting plate (61) is obliquely provided with a limiting frame (62) with a U-shaped structure, a plurality of round rods (621) are horizontally arranged on two inner side surfaces of the limiting frame (62) from top to bottom at equal intervals, and the distance between every two adjacent round rods (621) is matched with the expansion outer diameter of the water hose (9) during water spraying;

a first jack (111) is formed in the middle of the side face, facing the supporting plate (61), of the weighting base plate (11), and a second jack (112) is vertically formed in the top face of the first jack (111) in a penetrating mode; an inserting column (63) is vertically connected to the middle of the side face, facing the weighting base plate (11), of the supporting plate (61), and a third inserting hole (631) is formed in the top face of the inserting column (63) inwards; after the inserting column (63) is matched with the first inserting hole (111) in an inserting mode, the second inserting hole (112) and the third inserting hole (631) are fixed in an axial penetrating mode through a limiting rod (64) of a T-shaped structure.

2. A water gun as claimed in claim 1, wherein: the mounting plate (34) rotates around the rotating shaft (331) until the end face of the mounting plate (34) facing the handle (341) is attached to the top face of the transverse column (31), and the handle (341) is attached to the side face of the corresponding longitudinal column (32).

3. A water gun as claimed in claim 1, wherein: clamping mechanism (5) include clamp splice (51), the bottom surface of clamp splice (51) be provided with circular arc groove (511) of squirt body (8) looks adaptation, the both ends of clamp splice (51) respectively through locking bolt (52) with the top surface both sides fixed connection of mounting panel (34).

4. A water gun as claimed in claim 1, wherein: mounting panel (34) with it is provided with flexible bracing mechanism (4) to articulate between spreader (31), flexible bracing mechanism (4) is including supporting a section of thick bamboo (41), supporting a section of thick bamboo (41) slide and insert and be equipped with telescopic link (42), telescopic link (42) are put into end connection in supporting a section of thick bamboo (41) has dog (43), dog (43) axial spacing slip set up in supporting a section of thick bamboo (41), the axial is provided with spring (44) in supporting a section of thick bamboo (41), the one end of spring (44) with the interior bottom surface fixed connection of supporting a section of thick bamboo (41), the other end of spring (44) with the bottom surface fixed connection of dog (43).

5. A water gun as claimed in claim 4, wherein: the bottom end of the supporting cylinder (41) and the top end of the telescopic rod (42) are respectively and axially provided with a connecting ring (45); a connecting piece (35) is vertically arranged on the bottom surface of the mounting plate (34) and the side surface of the cross column (31) respectively, the connecting piece (35) comprises a U-shaped block (351), an inserting rod (352) with a T-shaped structure transversely penetrates between two vertical parts of the U-shaped block (351), and an inserting pin (353) with an inverted L-shaped structure is vertically inserted into the end part of the inserting rod (352) extending out of the U-shaped block (351); the connecting ring (45) is pivotally connected with the corresponding inserted rod (352).

6. A water gun as claimed in claim 1, wherein: be provided with protection machanism (7) on the play water end of squirt body (8), protection machanism (7) include butterfly structure's transparent protective baffle (71), the middle part of transparent protective baffle (71) run through set up with the play water end joint complex through-hole (711) of squirt body (8), transparent protective baffle (71) medial surface both ends vertically are provided with installation piece (73) respectively side by side, every it has connecting rod (72) to articulate respectively on installation piece (73), the free end of connecting rod (72) all is connected with ring (721), is in two of homonymy ring (721) of connecting rod (72) are through clamping screw (74) axial cross-under, clamping screw (74) and set up screw hole (342) the spiro union each other of mounting panel (34) both sides face.