CN110882510A

CN110882510A - Fire-fighting water gun support

Info

Publication number: CN110882510A
Application number: CN201911114459.3A
Authority: CN
Inventors: 姜建华; 谢宁宁
Original assignee: Beijing Dongfang Jing'an Fire Engineering Co Ltd
Current assignee: Beijing Dongfang Jing'an Fire Engineering Co Ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-03-17

Abstract

The invention discloses a fire water gun bracket, which has the technical scheme that: including the base, set up the bracing piece on the base and set up the clamp cover that is used for the centre gripping squirt on the bracing piece, press from both sides the cover and rotate with the bracing piece to be connected, press from both sides the cover and make and be the arc cover body that the opening is up for elastic material, press from both sides the one end fixedly connected with that presss from both sides the cover towards the squirt afterbody and be used for blocking the baffle of squirt afterbody, the baffle setting just is the arc plate body on pressing from both sides the cover inner wall, evenly sets up a plurality. The invention has the advantages that the fire-fighting lance can be conveniently controlled by firemen, and more firemen can be vacated to enter the scene for rescue.

Description

Fire-fighting water gun support

Technical Field

The invention relates to fire fighting equipment, in particular to a fire fighting water gun bracket.

Background

The fire-fighting lance is a common fire-fighting device, is connected with a water hose and is supplied with water by a fire truck or a fire hydrant and other facilities, and carries out fire-fighting or cooling protection operation by high-speed jet water flow.

The fire fighter is when putting out a fire to high-rise building, because the impact force that the fire branch jetted the water source when using is great, need consume a large amount of physical powers, for the convenience of adjustment fire branch's angle, better putting out a fire, generally need the rotation that the fire branch controlled the fire branch simultaneously to the fire fighter more than two.

Because the water spraying impact force of the fire-fighting water source is large, a plurality of firemen are required to operate, more firemen cannot be vacated to enter the site for rescue, and the waste of human resources is easily caused.

Disclosure of Invention

The invention aims to provide a fire water gun bracket which has the advantages that a fireman can control the fire water gun conveniently, and more firemen can be vacated to enter a scene for rescue.

The technical purpose of the invention is realized by the following technical scheme:

a fire water gun bracket; including the base, set up the bracing piece on the base and set up the clamp cover that is used for the centre gripping squirt on the bracing piece, press from both sides the cover and rotate with the bracing piece to be connected, press from both sides the cover and make and be the arc cover body that the opening is up for elastic material, press from both sides the one end fixedly connected with that presss from both sides the cover towards the squirt afterbody and be used for blocking the baffle of squirt afterbody, the baffle setting just is the arc plate body on pressing from both sides the cover inner wall, evenly sets up a plurality.

Through the technical scheme, when a fireman installs the water gun, the water gun is aligned to the opening of the jacket and is pressed from the opening, so that the water gun is located in the jacket and blocks the tail of the water gun on the baffle; when dismantling the squirt, only need to stimulate the squirt towards the direction of keeping away from the baffle for press from both sides the cover and take place elastic deformation, take out the squirt from pressing from both sides the cover, easy operation, the fireman of being convenient for dismantles the squirt, and the fireman of being convenient for operates the squirt, is convenient for vacate the fire fighter and rescues to the scene, reduces the waste of manpower.

The invention is further configured to: the support rod comprises a fixed rod fixedly connected with the base and a telescopic rod sleeved in the fixed rod and connected with the fixed rod in a sliding mode, a positioning device for controlling the sliding distance between the telescopic rod and the fixed rod is arranged on the fixed rod, and the positioning device comprises a rack arranged on the outer wall of the telescopic rod along the length direction of the rack, a gear arranged on the fixed rod and meshed with the rack in a matched mode, and a ratchet mechanism for preventing the gear from rotating.

Through above-mentioned technical scheme, the fireman can upwards stretch certain distance with the telescopic link for rack rebound, drive and rack toothing's gear revolve, make telescopic link rebound, then through the rotation of ratchet restriction gear, make the telescopic link fix in assigned position department, reduce the possibility that the telescopic link descends, through the height of adjustment bracing piece, the fireman of being convenient for adjusts the height of erectting of squirt according to the intensity of a fire.

The invention is further configured to: the ratchet mechanism comprises a ratchet wheel coaxially and fixedly connected with the gear and a pawl arranged on the outer wall of the fixed rod and matched and buckled with the ratchet wheel.

Through above-mentioned technical scheme, when the gear revolve, drive the ratchet motion with the coaxial setting of gear, ratchet pivoted in-process, the pawl is not stopped carries out the lock with the global different tooth of ratchet, and the restriction ratchet takes place to revolve at the rotation in-process to reduce the possibility of gear gyration, reduce the telescopic link possibility that descends under the effect of water gun gravity.

The invention is further configured to: the top of telescopic link is articulated with the bottom ball that presss from both sides the cover, presss from both sides cover bottom fixedly connected with rolling ball, and the telescopic link top is provided with a plurality of arc piece, and a plurality of arc piece internal formation one is used for wrapping up the ball chamber of rolling ball, and a plurality of arc piece outer peripheral face forms a connecting pipe, and the arc piece periphery is provided with the nut of being connected with arc piece screw thread.

Through above-mentioned technical scheme, the fireman adjusts the elasticity that arc piece and rotating ball are connected through revolving the nut soon, reduces to press from both sides the cover and uses the back for a long time, appears not hard up possibility between rotating ball and the ball chamber, improves the accuracy of pressing from both sides cover turned angle.

The invention is further configured to: the jacket is characterized in that handles convenient for a fireman to pull the jacket to rise are arranged on two sides of the jacket, and rubber pads are attached to the peripheral surface of each handle.

Through above-mentioned technical scheme, the firefighter pulling telescopic link upward movement of being convenient for, the height of adjustment support, according to setting up height of intensity of a fire adjustment squirt.

The invention is further configured to: the bottom of the base is provided with a plurality of holes, balls with parts protruding out of the holes are embedded in the holes, and the balls rotate in the holes.

Through above-mentioned technical scheme, the fireman when carrying the support, the ball rotates in the hole, reduces the support and removes the friction on in-process bottom plate and ground, the fireman of being convenient for removes the support.

The invention is further configured to: the base is connected with a pedal in a sliding mode and used for increasing the friction with the ground, and the direction of the pedal is opposite to that of water source impact force.

Through above-mentioned technical scheme, when using the squirt, the fire fighter steps on the footboard for the footboard descends to the position with ground butt, increases the area of contact of support and ground, and the direction and the water source impact force of footboard are opposite, can strengthen the effect of erectting to the support, reduce the water source impact force and lead to the possibility that the support removed.

The invention is further configured to: the base is provided with a plurality of sliding grooves arranged along the height direction of the base, the pedal is provided with a sliding block sliding in a matched mode with the sliding grooves, and the two sides of the pedal are provided with reset components used for driving the pedal to reset.

Through above-mentioned technical scheme, when using the support, the fire fighter steps on the footboard downstream with the foot for the slider slides in the spout, and makes the footboard be located subaerial, and the setting of spout and slider is convenient for drive footboard descends, and keeps the stability of footboard.

The invention is further configured to: and the bottom of the pedal is provided with an anti-slip pad.

Through above-mentioned technical scheme, when footboard and ground contact, the slipmat increases the friction between footboard and the ground, reduces the possibility that the support removed.

The invention is further configured to: the reset assembly comprises a loop bar which penetrates through the sliding block and is in sliding connection with the sliding block and a spring which is sleeved on the periphery of the loop bar, two ends of the loop bar are fixedly connected with the upper and lower groove walls of the sliding groove respectively, one end of the spring is fixedly connected with the sliding block, and the other end of the spring is fixedly connected with the groove wall of the sliding groove.

Through the technical scheme, when the bracket is used, a fireman steps on the pedal to move downwards, so that the sliding block slides in the sliding groove and slides along the loop bar, the sliding block compresses the spring, and the bottom of the pedal is abutted against the ground, so that the contact area between the bracket and the ground is increased; when the firefighter stretches the foot back, the spring restores the initial state and returns upwards to drive the sliding block to slide to the initial position, so that the pedal automatically returns to the initial position.

In conclusion, the invention has the following beneficial effects:

1. by arranging the bracket, a fireman can conveniently control the water gun to vacate more fire-fighting sources to enter a site for rescue;

2. the jacket is rotatably connected with the supporting rod, so that a fireman can conveniently adjust the erection angle of the water gun;

3. through setting up the footboard, the area of contact of increase support and ground strengthens the stability of support.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view showing a connection structure of the boss and the support rod;

FIG. 3 is an enlarged schematic view of section A of FIG. 2;

FIG. 4 is an enlarged schematic view of section B of FIG. 2;

FIG. 5 is a schematic view showing the structure of the ball.

In the figure, 1, a base; 11. a ball bearing; 12. a chute; 2. a support bar; 21. fixing the rod; 22. a telescopic rod; 221. an arc-shaped sheet; 222. a nut; 223. accommodating grooves; 3. a jacket; 31. a baffle plate; 311. opening the gap; 32. rotating the ball; 33. a handle; 331. a rubber pad; 4. a water gun; 5. a positioning device; 51. a rack; 52. a gear; 521. a cross bar; 53. a ratchet mechanism; 531. a ratchet wheel; 532. a pawl; 533. a spring plate; 6. a pedal; 61. a slider; 62. a connecting rod; 63. a reset assembly; 631. a loop bar; 632. a spring; 64. a non-slip mat.

Detailed Description

Example (b):

as shown in fig. 1 and 2, a fire water gun support comprises a base 1, a support rod 2 arranged on the base 1, and a jacket 3 arranged on the support rod 2 and used for clamping a water gun 4, wherein the jacket 3 is connected with the support rod 2 in a rotating manner, the jacket 3 is a jacket body made of elastic material, the elastic material can be preferably rubber, the jacket 3 is an arc-shaped jacket body with an upward opening, and the opening diameter of the jacket 3 is smaller than the diameter of the clamped part of the water gun 4. The position department fixedly connected with that the jacket 3 is located the squirt 4 afterbody is used for keeping out the baffle 31 that squirt 4 breaks away from 3 afterbody of jacket, and baffle 31 is the arc, and baffle 31 has seted up a plurality of along its length direction and is used for pressing from both sides the opening 311 of 3 elastic deformation of jacket. The fire fighter only needs to aim at the afterbody of squirt 4 and press into pressing the cover 3 with squirt 4 from the opening that presss from both sides cover 3 when installing squirt 4 to press the cover 3 in, press squirt 4 in-process, press and press cover 3 to take place elastic deformation, the afterbody subsides of squirt 4 are established on baffle 31. When dismantling squirt 4, the fireman only needs to pull squirt 4 towards the direction that deviates from squirt 4 afterbody, presss from both sides cover 3 and takes place elastic deformation for squirt 4 takes out in pressing from both sides cover 3 smoothly. When the fire fighter sprays the water source, the impact force of water source has the trend that promotes squirt 4 to the removal of squirt 4 afterbody to make the afterbody of squirt 4 closely hug closely and establish on baffle 31, strengthened the fixed between squirt 4 and the cover 3.

As shown in fig. 1 and 2, the support rod 2 includes a fixing rod 21 fixedly connected to the base 1 and an expansion rod 22 sleeved in the fixing rod 21 and slidably connected to the fixing rod 21, a cavity for accommodating the expansion rod 22 is provided in the fixing rod 21, a positioning device 5 for controlling a sliding distance between the expansion rod 22 and the fixing rod 21 is provided on the fixing rod 21, the positioning device 5 includes a rack 51 provided on an outer wall of the expansion rod 22 along a length direction thereof, a gear 52 provided on the fixing rod 21 and engaged with the rack 51 in a matching manner, and a ratchet mechanism 53 for preventing the gear 52 from rotating. An accommodating groove 223 is formed in one side of the fixing rod 21, a cross rod 521 is coaxially and fixedly connected to the gear 52, and the cross rod 521 is rotatably connected with the groove walls on the two sides of the accommodating groove 223. The firefighter is through upwards stretching telescopic link 22 for rack 51 upward movement drives and rotates with rack 51 cooperation meshing's gear 52, and rethread ratchet 53 restricts gear 52's rotation, thereby restricts rack 51 upward movement, with telescopic link 22 fixed suitable position on, the firefighter of being convenient for adjusts the height of support, the accurate fire extinguishing of the firefighter of being convenient for.

As shown in fig. 2 and 3, the ratchet mechanism 53 includes a ratchet 531 coaxially fixed to the cross bar 521 and a pawl 532 disposed on the fixing rod 21 and engaged with the ratchet 531, the pawl 532 is disposed on a side of the ratchet 531 opposite to the fixing rod 21, the pawl 532 is rotatably connected to the fixing rod 21, the cross bar 521 penetrates through the fixing rod 21, and the ratchet mechanism 53 is disposed on an outer wall of the fixing rod 21. When the gear 52 rotates, the ratchet 531 which is coaxial with the gear 52 is driven to move, and in the rotating process of the ratchet 531, the pawl 532 is continuously buckled with teeth which are different on the peripheral surface of the ratchet 531 to limit the rotation of the ratchet 531 in the rotating process, so that the possibility of the rotation of the gear 52 is reduced, and the possibility of the reduction of the telescopic rod 22 under the action of the gravity of the water gun 4 is reduced. In order to enhance the buckling effect of the pawl 532 on the ratchet 531, an elastic sheet 533 for forcing the pawl 532 to keep contact with the ratchet 531 is arranged on one side of the pawl 532 away from the ratchet 531, and the elastic sheet 533 is fixedly connected with the outer wall of the fixing rod 21. When the ratchet 531 rotates, the pawl 532 rotates and is continuously buckled with different teeth of the ratchet 531, in the process, the pawl 532 applies an acting force to the elastic piece 533 in a direction away from the ratchet 531 to enable the elastic piece 533 to be elastically deformed, and when the ratchet 531 stops rotating, the elastic piece 533 restores to the initial state to enable the pawl 532 to be tightly buckled in the teeth of the ratchet 531, so that the possibility of rotation of the ratchet 531 is reduced, and the possibility of descending of the telescopic rod 22 under the action of the gravity of the water gun 4 is reduced.

As shown in fig. 2 and 3, the top of the telescopic rod 22 is ball-hinged to the bottom of the jacket 3, the bottom of the jacket 3 is fixedly connected with the rotating ball 32, the top of the telescopic rod 22 is provided with a plurality of arc-shaped pieces 221 (4 pieces in this embodiment), a ball cavity for wrapping the rotating ball 32 is formed inside the 4 arc-shaped pieces 221, the peripheral surface of the 4 arc-shaped pieces 221 forms a connecting pipe, and the periphery of the arc-shaped pieces 221 is provided with a nut 222 in threaded connection with the arc-shaped pieces 221. The fireman can twist the nut 222 towards the direction of the rotating ball 32, so that the abutting between the arc-shaped sheet 221 and the rotating ball 32 is tighter, the possibility that the rotating ball 32 is not tightly connected with the arc-shaped sheet 221 due to long-time use is reduced, and the fireman can conveniently adjust the tightness of the rotary connection between the jacket 3 and the telescopic rod 22.

As shown in fig. 2 and 3, handles 33 are provided on both sides of the jacket 3 to facilitate the firefighter to pull the jacket 3 upward, the handles 33 are fixedly connected to the jacket 3, and a rubber pad 331 is attached to the peripheral surface of each handle 33. A fireman lifts the jacket 3 upwards by holding the handle to drive the telescopic rod 22 to move upwards, so that the rack 51 moves upwards, the rack 51 drives the gear 52 meshed with the rack 51 to rotate in the upward movement process, the gear 52 drives the ratchet 531 to rotate in the rotation process, the elastic deformation of the elastic sheet 533 is driven, and different teeth on the peripheral surface of the ratchet 531 are buckled continuously by the pawl 532; when the ratchet 531 stops rotating, the spring 533 returns to the initial state to tightly engage the pawl 532 with the teeth of the ratchet 531, so that the possibility of rotation of the ratchet 531 is reduced, and the possibility of descending of the telescopic rod 22 is reduced.

As shown in fig. 2 and 5, in order to facilitate the carrying of the bracket by firemen, holes are formed in four corners of the bottom plate, the cross section of the bottom plate is square, balls 11 with parts protruding out of the holes are embedded in the holes, the balls 11 rotate in the holes, and the arrangement of the balls 11 reduces the friction between the bottom plate and the ground in the moving process of the bracket. Combine fig. 4, offer a pair of spout 12 that sets up along its direction of height on the base 1, a pair of spout 12 parallel and level sets up, are provided with connecting rod 62 on the footboard 6, and connecting rod 62 deviates from the one end fixedly connected with of footboard 6 and the slider 61 that spout 12 cooperation was slided, offer the hole of stepping down that is used for stepping down footboard 6 and slides from top to bottom on the base 1, in order to strengthen the fixed of footboard 6, the cross section of slider 61 sets up to the T type. Be provided with the subassembly 63 that resets that is used for driving footboard 6 to reset on footboard 6, subassembly 63 resets includes that the loop bar 631 that runs through slider 61 perpendicularly and the cover establish the spring 632 outside loop bar 631, slider 61 and loop bar 631 sliding connection, the both ends of loop bar 631 all with the upper and lower cell wall fixed connection of spout 12, the lower fixed surface connection of spring 632 one end and slider 61, the other end and the cell wall fixed connection of spout 12, when slider 61 is located initial position, the upper surface and the base 1 upper surface parallel and level of footboard 6. A non-slip mat 64 for increasing the friction with the ground is fixedly connected to the bottom of the pedal 6. When the bracket is used, a fireman steps on the pedal 6 to move downwards, so that the sliding block 61 slides in the sliding groove 12 and slides along the loop bar 631, the sliding block 61 compresses the spring 632, and the bottom of the pedal 6 is abutted against the ground, so that the contact area between the bracket and the ground is increased; when the firefighter extends the foot back, the spring 632 returns to the original state and returns upward, and the slide block 61 is driven to slide to the original position, so that the pedal 6 returns to the original position.

The working process is as follows: when a fireman installs the water gun 4, the water gun 4 is pressed into the jacket 3 from the opening of the jacket 3, the tail of the water gun 4 is abutted to the baffle 31 in the jacket 3, then the pedal 6 is stepped, the slide block 61 slides in the chute 12, the spring 632 is compressed, the bottom of the pedal 6 is contacted with the ground, and therefore friction between the support and the ground is increased; when the water gun 4 is used, a fireman can hold the handle 33 and pull the jacket 3 upwards for a certain distance, so that the telescopic rod 22 is driven to move upwards, the gear 52 meshed with the rack 51 is driven to rotate, the water gun 4 is positioned at a proper height, and the fireman can conveniently carry out fire extinguishing work; when a fireman sprays water, the impact force of the water source tends to push the water gun 4 to move towards the tail of the water gun 4, so that the tail of the water gun 4 is tightly attached to the baffle 31, and the fixation between the water gun 4 and the jacket 3 is enhanced; a fireman can rotate the jacket 3 by holding the handle 33 by hand, so that the fireman can conveniently control the water spraying direction of the water gun 4; after the bracket is used, a fireman can be vacated to enter the site for rescue.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a fire water gun support, characterized by: including base (1), bracing piece (2) and the clamp cover (3) that is used for centre gripping squirt (4) of setting on bracing piece (2) on base (1), press from both sides cover (3) and rotate with bracing piece (2) and be connected, press from both sides cover (3) and make and be the arc cover body that the opening is up for elastic material, press from both sides cover (3) baffle (31) that one end fixedly connected with towards squirt (4) afterbody is used for blocking squirt (4) afterbody, baffle (31) set up on pressing from both sides cover (3) inner wall and be the arc plate body, evenly set up opening (311) that a plurality of pierces through baffle (31) confession and press from both sides cover (3) elastic deformation on baffle (31).

2. The fire water gun bracket according to claim 1, characterized in that: the support rod (2) comprises a fixing rod (21) fixedly connected with the base (1) and a telescopic rod (22) sleeved in the fixing rod (21) and connected with the fixing rod (21) in a sliding mode, a positioning device (5) for controlling the sliding distance between the telescopic rod (22) and the fixing rod (21) is arranged on the fixing rod (21), the positioning device (5) comprises a rack (51) arranged on the outer wall of the telescopic rod (22) along the length direction of the rack, a gear (52) arranged on the fixing rod (21) and meshed with the rack (51) in a matched mode, and a ratchet mechanism (53) for preventing the gear (52) from rotating.

3. The fire water gun bracket according to claim 2, characterized in that: the ratchet mechanism (53) comprises a ratchet (531) coaxially and fixedly connected with the rack (51) and a pawl (532) arranged on the outer wall of the fixed rod (21) and matched and buckled with the ratchet (531).

4. The fire water gun bracket according to claim 3, characterized in that: the top of telescopic link (22) is articulated with the bottom ball that presss from both sides cover (3), presss from both sides cover (3) bottom fixedly connected with rolling ball (32), and telescopic link (22) top is provided with a plurality of arc piece (221), and a plurality of arc piece (221) are inside to form a ball chamber that is used for parcel rolling ball (32), and a plurality of arc piece (221) outer peripheral face forms a connecting pipe, and arc piece (221) periphery is provided with nut (222) with arc piece (221) threaded connection.

5. The fire water gun bracket according to claim 4, characterized in that: handles (33) which are convenient for a fireman to pull the jacket (3) to rise are arranged on two sides of the jacket (3), and rubber pads (331) are attached to the peripheral surface of each handle (33).

6. The fire water gun bracket according to claim 1, characterized in that: the bottom of the base (1) is provided with a plurality of holes, balls (11) with parts protruding out of the holes are embedded in the holes, and the balls (11) rotate in the holes.

7. The fire water gun bracket according to claim 6, characterized in that: the base (1) is connected with a pedal (6) used for increasing the friction with the ground in a sliding mode, and the direction of the pedal (6) is opposite to that of water source impact force.

8. The fire water gun bracket according to claim 7, characterized in that: a plurality of sliding grooves (12) are formed in the base (1) and arranged in the height direction of the base, sliding blocks (61) which slide in a matched mode with the sliding grooves (12) are arranged on the pedal (6), and reset components (63) used for driving the pedal (6) to reset are arranged on two sides of the pedal (6).

9. The fire water gun bracket according to claim 8, characterized in that: and the bottom of the pedal (6) is provided with an anti-skid pad (64).

10. The fire water gun bracket according to claim 9, characterized in that: reset assembly (63) including running through slider (61) and with slider (61) sliding connection's loop bar (631) and cover establish spring (632) on loop bar (631) periphery, loop bar (631) both ends respectively with the upper and lower cell wall rigid coupling of spout (12), spring (632) one end and slider (61) fixed connection, the cell wall fixed connection of the other end and spout (12).