CN219375958U - Adjustable fire-fighting lance - Google Patents

Abstract

The utility model discloses an adjustable fire-fighting lance, which relates to the technical field of fire-fighting tools and comprises a shoulder belt, wherein the front surface of the shoulder belt is fixedly connected with a fixed block, the inside of the fixed block is fixedly connected with a rotating shaft, the surface of the rotating shaft is rotationally sleeved with a rotating block, the rotating block is slidably connected in the fixed block, one end of the rotating block, which is far away from the rotating shaft, is fixedly connected with a semicircular block, the surface of the semicircular block is provided with a semicircular groove, the inside of the semicircular groove is provided with an adjusting device, the adjustable fire-fighting lance is used for fixedly arranging a fire-fighting lance body at the right side of a firefighter body through the shoulder belt, the firefighter does not need to carry out fire-fighting by carrying the fire-fighting lance body any more, the arm of the firefighter is prevented from producing a sour feeling, the working strength of the firefighter is reduced, the portability of the adjustable fire-fighting lance in use is improved, and the firefighter can be more convenient to use the firefighter body for fire-fighting lance.

Description

Adjustable fire-fighting lance

Technical Field

The utility model relates to the technical field of fire-fighting tools, in particular to an adjustable fire-fighting lance.

Background

The fire-fighting lance is a fire-extinguishing water jetting tool, and when the fire-fighting lance is connected with a water hose, dense and rich water flow can be jetted. The device has the advantages of long range, large water quantity and the like, can spray direct current jet and mist jet, can spray water curtain, can mutually change water flows, is used in combination, and has good maneuvering performance and good adaptability to fire sites.

When the fire-fighting lance is used, the water column is sprayed to the front side to extinguish the fire, and the fire-fighting lance can generate larger pressure in the water spraying process, so that the rear seat force of the fire-fighting lance is relatively larger, the fire fighter can carry the fire-fighting lance for a long time, the fatigue is relatively strong, the arm can easily generate a pain feeling, the fire fighter can consume the physical strength rapidly, and the fire extinguishing work of the fire fighter is influenced.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides an adjustable fire-fighting lance which can solve the problems that the relative fatigue of a firefighter who holds the fire-fighting lance for a long time is very strong and the arm is easy to produce a pain feeling.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an adjustable fire-fighting lance, includes shoulder strap, the preceding fixed surface of shoulder strap is connected with the fixed block, the inside fixedly connected with axis of rotation of fixed block, the surface rotation of axis of rotation has cup jointed the rotor block, rotor block sliding connection is in the inside of fixed block, the one end fixedly connected with semicircle piece of keeping away from the axis of rotation of rotor block, the semicircle groove has been seted up on the surface of semicircle piece, the inside of semicircle groove is provided with adjusting device.

Preferably, the surface of the shoulder strap is fixedly connected with two fixed shafts, and the surfaces of the two fixed shafts are rotatably connected with elastic belts.

Preferably, the adjusting device comprises a disc, the disc is slidably connected in the semicircular groove, a supporting block is fixedly connected to the surface of the disc, and a first arc-shaped block is fixedly connected to one end, away from the disc, of the supporting block.

Preferably, a sliding groove is formed in the surface of the supporting block, a sliding block is connected inside the sliding groove in a sliding mode, and a threaded rod is sleeved on the internal thread of the sliding block.

Preferably, the left end rotation of threaded rod is connected at the inner wall of spout, and the right-hand member rotation of threaded rod runs through the inside extension to the outside of supporting shoe, and the right-hand member fixedly connected with carousel of threaded rod.

Preferably, the surface fixedly connected with second arc piece of slider, the inside slip of second arc piece and first arc piece has cup jointed the fire-fighting lance body.

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

(1) This adjustable fire-fighting lance, the slider slides to the left side and drives second arc piece sideslip to be close to first arc piece gradually to through pressing from both sides tight fire-fighting lance body with first arc piece jointly, it is then fixed to cancel waterproof rifle body, through shoulder strap the fixed position that sets up the fire-fighting lance body on the right side on the fire-fighting lance body, the fire-fighting lance body no longer needs to be carried out to the fire-fighting lance, avoid the arm of fire-fighting lance to produce the sense of soreness of the ease, reduce the working strength of fire-fighting lance, promote the portability that this adjustable fire-fighting lance used, the fire-fighting lance body of being convenient for more uses more to put out the fire.

(2) This adjustable fire-fighting lance, fire fighter's rescue conflagration in-process, fire-fighting lance body rotates from top to bottom, fire-fighting lance body rotates and drives the supporting shoe through first arc piece and second arc piece and rotate, the supporting shoe rotates and drives the disc and rotate in the inside of semicircle groove, adjust the inclination of fire-fighting lance body, the same reason, the fire fighter rotates the fire-fighting lance body about can drive the semicircle piece and rotate about, the semicircle piece rotates about and drives the rotary piece and rotate the position of adjusting about the fire-fighting lance body at the surface of axis of rotation, promote the convenience of fire-fighting lance body adjustment position, the efficiency of fire fighter puts out a fire for.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic view of an adjustable fire-fighting lance according to the present utility model;

FIG. 2 is a schematic view of a structure of the fire-fighting lance body of the present utility model;

FIG. 3 is a schematic view of the inner structure of the chute according to the present utility model;

fig. 4 is a schematic view of the internal structure of the fixing block of the present utility model.

Reference numerals: 1. shoulder straps; 2. a fixed shaft; 3. an elastic band; 4. a fixed block; 5. a rotating shaft; 6. a rotating block; 7. a semicircle block; 8. a semicircular groove; 9. a disc; 10. a support block; 11. a first arc block; 12. a fire-fighting lance body; 13. a chute; 14. a slide block; 15. a second arc block; 16. a threaded rod; 17. a turntable.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, greater than, less than, exceeding, etc. are understood to exclude this number, and above, below, within, etc. are understood to include this number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an adjustable fire-fighting lance, including shoulder strap 1, shoulder strap 1's fixed surface is connected with two fixed axles 2, the surface rotation of two fixed axles 2 is connected with elastic cord 3, shoulder strap 1's preceding fixed surface is connected with fixed block 4, the inside fixedly connected with axis of rotation 5 of fixed block 4, axis of rotation 5's surface rotation has cup jointed rotor 6, rotor 6 sliding connection is in the inside of fixed block 4, the one end fixedly connected with semicircle piece 7 of keeping away from axis of rotation 5 of rotor 6, semicircle slot 8 has been seted up on semicircle piece 7's surface, the inside sliding connection of semicircle slot 8 has disc 9, the fixed surface of disc 9 is connected with supporting shoe 10.

In the process of rescuing a fire disaster, the shoulder belt 1 is carried on the right shoulder, then the elastic belt 3 is rotated, the elastic belt 3 is carried on the left shoulder, the fixing block 4 is fixed on the front side of the fire fighter through the shoulder belt 1, and the supporting block 10 and the disc 9 are further arranged on the right side of the fire fighter.

The one end fixedly connected with first arc piece 11 of disc 9 is kept away from to supporting shoe 10, spout 13 has been seted up on the surface of supporting shoe 10, the inside sliding connection of spout 13 has slider 14, threaded rod 16 has been cup jointed to the inside screw thread of slider 14, the inner wall at spout 13 is connected in the left end rotation of threaded rod 16, the right-hand member rotation of threaded rod 16 runs through the inside of supporting shoe 10 and extends to the outside, the right-hand member fixedly connected with carousel 17 of threaded rod 16, the surface fixedly connected with second arc piece 15 of slider 14, the inside sliding sleeve of second arc piece 15 and first arc piece 11 has been connected with fire-fighting lance body 12.

After the fire-fighting lance body 12 is placed on the inner wall of the first arc-shaped block 11 by a fire fighter, the rotary table 17 is rotated, the rotary table 17 rotates to drive the threaded rod 16 to rotate, the threaded rod 16 rotates to drive the sliding block 14 to slide leftwards through the threaded connection effect between the sliding block 14, the sliding block 14 slides leftwards to drive the second arc-shaped block 15 to slide leftwards to gradually approach the first arc-shaped block 11, the fire-fighting lance body 12 is clamped together with the first arc-shaped block 11 to fix the fire-fighting lance body 12, the fire-fighting lance body 12 is fixed at the right side of the fire fighter through the shoulder strap 1, the fire fighter does not need to carry out fire extinguishment by the fire-fighting lance body 12, the arm of the fire fighter is prevented from generating acid pain, the working strength of the fire fighter is reduced, the portability of the use of the adjustable fire-fighting lance is improved, and the fire-fighting lance body 12 is more convenient to use.

Fire fighters rotate the fire-fighting lance body 12 from top to bottom in the process of putting out a fire, the fire-fighting lance body 12 rotates and drives the supporting shoe 10 through first arc piece 11 and second arc piece 15 and rotate, the supporting shoe 10 rotates and drives the disc 9 and rotate in the inside of semicircle groove 8, adjust the inclination of fire-fighting lance body 12, the same thing, the fire fighter rotates the fire-fighting lance body 12 about can drive semicircle piece 7 and rotate about, semicircle piece 7 rotates about and drives the position about rotating block 6 rotates on the surface of axis of rotation 5 and adjusts fire-fighting lance body 12, promote the convenience of fire-fighting lance body 12 adjustment position, accelerate the efficiency that the fire fighter put out a fire.

Working principle: this adjustable fire-fighting lance, when using, carry on the shoulder through the fire fighter on shoulder carrying 1, then, rotate elastic cord 3 again, carry on the shoulder carrying on the left side to elastic cord 3, fix fixed block 4 in the front side of fire fighter through shoulder carrying 1, and then install supporting shoe 10 and disc 9 on the right side of fire fighter, the fire fighter puts fire-fighting lance body 12 behind the inner wall of first arc piece 11, rotate carousel 17, carousel 17 drives threaded rod 16 rotation, threaded rod 16 drives slider 14 and second arc piece 15 and slides to the left side, and through pressing from both sides fire-fighting lance body 12 with first arc piece 11 jointly, the position on the right side on fire fighter is fixed through shoulder carrying 1, the fire-fighting lance body 12 no longer need be carried out to put out the fire, avoid the fire-fighting lance body 12 of fire fighter to produce the sour sense, rotate up-down, the supporting shoe 10 drives the inside rotation of disc 9 at semicircle groove 8, adjust the angle of body 12 with the rotation of the left and right sides of the fire-fighting lance body 12, the right side of the rotation of semicircle 7 is adjusted to the rotation of the body 6, the fire-fighting lance body is rotated with the right and the rotation of the left and right side of the rotation of the semicircle body 6, the position of the fire-fighting lance body is adjusted to be convenient, the fire-fighting lance body is rotated about 7.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (6)

1. An adjustable fire-fighting lance, includes shoulder strap (1), its characterized in that: the shoulder belt is characterized in that a fixed block (4) is fixedly connected to the front surface of the shoulder belt (1), a rotating shaft (5) is fixedly connected to the inner portion of the fixed block (4), a rotating block (6) is sleeved on the surface of the rotating shaft (5) in a rotating mode, the rotating block (6) is slidably connected to the inner portion of the fixed block (4), a semicircular block (7) is fixedly connected to one end, far away from the rotating shaft (5), of the rotating block (6), a semicircular groove (8) is formed in the surface of the semicircular block (7), and an adjusting device is arranged in the semicircular groove (8).

2. The adjustable fire water monitor of claim 1, wherein: the surface of the shoulder belt (1) is fixedly connected with two fixed shafts (2), and the surfaces of the two fixed shafts (2) are rotatably connected with elastic belts (3).

3. The adjustable fire water monitor of claim 2, wherein: the adjusting device comprises a disc (9), wherein the disc (9) is slidably connected in the semicircular groove (8), a supporting block (10) is fixedly connected to the surface of the disc (9), and a first arc-shaped block (11) is fixedly connected to one end, far away from the disc (9), of the supporting block (10).

4. The adjustable fire water monitor of claim 3, wherein: the surface of supporting shoe (10) has seted up spout (13), and the inside sliding connection of spout (13) has slider (14), and threaded rod (16) have been cup jointed to the internal thread of slider (14).

5. The adjustable fire water monitor of claim 4, wherein: the left end of the threaded rod (16) is rotationally connected to the inner wall of the sliding groove (13), the right end of the threaded rod (16) rotationally penetrates through the inside of the supporting block (10) and extends to the outside, and the right end of the threaded rod (16) is fixedly connected with a rotary table (17).

6. The adjustable fire water monitor of claim 5, wherein: the surface of the sliding block (14) is fixedly connected with a second arc-shaped block (15), and the second arc-shaped block (15) is in sliding sleeve connection with the inner part of the first arc-shaped block (11) with a fire-fighting lance body (12).