CN219815125U

CN219815125U - Fire-fighting lance

Info

Publication number: CN219815125U
Application number: CN202320943297.XU
Authority: CN
Inventors: 许世昌; 赵卫志
Original assignee: Jiujiang Fire Rescue Detachment Water Brigade
Current assignee: Jiujiang Fire Rescue Detachment Water Brigade
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-10-13
Anticipated expiration: 2033-04-24

Abstract

The utility model discloses a fire-fighting lance, which comprises a lance body spray head, a butt joint pipe and a butt joint sleeve, wherein a lance body is arranged on one side of the lance body spray head, an auxiliary structure is fixedly connected to the bottom end of the lance body, the butt joint sleeve is arranged on one side of the butt joint pipe, the butt joint structure is arranged on one side of two ends of the butt joint pipe, and a high-pressure water pipe is arranged on one side of the butt joint sleeve. The utility model can rotate the inner thread tube along the outer wall of the fastening screw by rotating the adjusting head under the threaded connection structure of the fastening screw and the inner thread tube, so that the second handle can horizontally move on the sliding structure of the guide rod and the guide groove, and the first handle and the second handle can be butted and separated according to the requirement by controlling the positive and negative rotation of the adjusting head, so that the clamping groove can clamp and fix the appointed mechanical position, the fire-fighting lance can spray at fixed points according to the requirement, and the improvement of the functionality of the fire-fighting lance is realized.

Description

Fire-fighting lance

Technical Field

The utility model relates to the technical field of fire-fighting lances, in particular to a fire-fighting lance.

Background

The fire-fighting lance is used as fire-fighting equipment, high-pressure water is sprayed to a fire position through the fire-fighting lance by the high-pressure water pipe, and meanwhile, the range, the water quantity, the switch and the like of the high-pressure water are controlled according to parts such as a lance head, a switch and the like of the fire-fighting lance.

For this reason, a fire-fighting lance is disclosed in the patent specification with publication number CN 211357545U. The utility model aims to solve the technical problem that the existing part of fire-fighting lance is easy to take off hands due to direct holding in the use process. In order to solve the technical problems, the utility model provides a fire-fighting lance, which comprises a lance main body, wherein one end of the lance main body is fixedly sleeved with a main switching ring, the surface of the main switching ring is fixedly connected with a driving sliding rail, and a driving sliding block is movably sleeved in the driving sliding rail. In the using process, the auxiliary fixing arm and the main fixing arm are respectively held by two hands, the main switching ring and the auxiliary switching ring lift the water gun main body by the auxiliary grab handle and the main grab handle, the two holding modes ensure that a user can select the most comfortable holding mode in use, and the water gun main body with larger diameter cannot be directly held by the user, so that the holding of the user is stable enough, and the situation that the main hand of the water gun is out of hands cannot easily occur. The fire-fighting lance has good convenience when in use and still has some problems:

1. when the fire-fighting lance is used, most fire-fighting lances can be held by hand, and when the fire-fighting lance is installed on a specified operation table to be driven, external equipment is often required to be used for quite inconvenience.

2. When the fire-fighting lance is used, the fire-fighting lance needs to be connected with a fire-fighting water pipe, and the common connection mode is complex and difficult to disassemble and assemble.

Disclosure of Invention

First, the technical problem to be solved

The utility model aims to provide a fire-fighting lance, which is used for solving the defect of single functionality of the existing fire-fighting lance.

(II) summary of the utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a fire-fighting lance, includes rifle body shower nozzle, butt joint pipe and adapter sleeve, the squirt main part is installed to one side of rifle body shower nozzle, the bottom fixedly connected with auxiliary structure of squirt main part, auxiliary structure includes first handle, grip groove, fastening screw, second handle, guide bar, guide way, internal thread pipe, adjustment head and baffle ring, first handle fixed connection is in the bottom of squirt main part, the top rotation of squirt main part both sides is connected with the switch frame, one side fixedly connected with butt joint pipe of squirt main part, the butt joint sleeve is installed to one side of butt joint pipe, one side at butt joint pipe both ends is provided with the butt joint structure, high-pressure water pipe is installed to one side of adapter sleeve.

When the fire-extinguishing device is used, the butt joint sleeve with the high-pressure water pipe is connected with the butt joint pipe, so that the water supply equipment can inject the high-pressure water into the water gun main body through the high-pressure water pipe, the gun body spray head sprays fire-extinguishing water to the appointed position, meanwhile, a fire fighter can hold the first handle with one hand and hold the switch frame with the other hand, and the switch of the high-pressure water is controlled by pulling the switch frame, so that the fire-extinguishing operation is completed.

Preferably, the clamping groove is formed in the middle position of one side of the first handle, the fastening screw is fixedly connected to the bottom end of one side of the first handle, the second handle is penetrated through one side of the fastening screw, the guide rod is fixedly connected to the top end of one side of the second handle, the guide groove is formed in the top end of one side of the inner side of the first handle, the inner threaded pipe is rotationally connected to the lower part of the inner side of the second handle, one side of the inner threaded pipe is fixedly connected with the adjusting head, the baffle ring is fixedly connected to the outer side wall of the inner threaded pipe, and the first handle and the second handle can be abutted and separated according to requirements by controlling positive and negative rotation of the adjusting head, so that the clamping groove can clamp and fix a specified mechanical position.

Preferably, the first handle is perpendicular to the fastening screw, and the second handle and the internal thread pipe are in a rotating structure, so that the internal thread pipe can move along the outer wall of the fastening screw.

Preferably, the fastening screw and the internal thread pipe are in a threaded connection structure, and the guide rod and the guide groove are in a sliding structure.

Preferably, the butt joint structure includes barb groove, intubate, sealing washer, backing sheet, spring, extrusion ring and stopper, the barb groove is offered in the inside of butt joint pipe both ends one side, one side fixedly connected with intubate of butt joint pipe, the lateral wall parcel of intubate has the sealing washer, the equal fixedly connected with backing sheet in one side at butt joint cover both ends, one side fixedly connected with extrusion ring of butt joint pipe, the outside cover of intubate is equipped with the extrusion ring, the one end rotation of backing sheet is connected with the stopper, makes extrusion ring extrusion butt joint cover under the elasticity effect of spring, and then makes barb groove and stopper tight knot and be difficult for droing.

Preferably, the cross-sectional area of the outer diameter of the insertion pipe is smaller than the cross-sectional area of the inner diameter of the butt joint sleeve, and the barb grooves are symmetrically distributed about the vertical center line of the butt joint pipe, so that the butt joint of the butt joint pipe and the butt joint sleeve is more convenient.

Preferably, the supporting piece and the limiting block are in a rotating structure, and the springs are annularly distributed on one side of the butt joint pipe.

(III) beneficial effects

The fire-fighting lance provided by the utility model has the advantages that: through the auxiliary structure, the internal thread pipe can rotate along the external wall of the fastening screw through rotating the adjusting head under the threaded connection structure of the fastening screw and the internal thread pipe, so that the second handle can horizontally move on the sliding structure of the guide rod and the guide groove, the first handle and the second handle can be butted and separated according to the requirement through controlling the positive and negative rotation of the adjusting head, so that the clamping groove can clamp and fix the appointed mechanical position, the fire-fighting lance can spray at fixed points according to the requirement, and the improvement of the functionality of the fire-fighting lance is realized;

through being provided with the butt joint structure, the inside in barb groove can be inserted to backing sheet one end stopper when butt joint pipe and butt joint cover butt joint to twist the butt joint cover make backing sheet and barb groove tightly detain, and will extrude the extrusion ring along with the butt joint of butt joint pipe and butt joint cover one side, and make extrusion ring extrusion butt joint cover under the spring action, and then make barb groove and stopper buckle and be difficult for droing, with this make the butt joint of butt joint pipe and butt joint cover more stable, and only need reverse twist butt joint cover and outwards pull out when demolish can, realized improving the installation convenience of this fire-fighting lance.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic diagram of an expanded front cross-sectional structure of an auxiliary structure according to the present utility model;

FIG. 3 is a schematic view of a three-dimensional partial structure of an auxiliary structure according to the present utility model;

FIG. 4 is a schematic diagram of a front expanded view of a docking structure of the present utility model;

fig. 5 is a schematic side view of a docking structure according to the present utility model.

In the figure: 1. a gun body spray head; 2. a water gun body; 3. an auxiliary structure; 301. a first grip; 302. a clamping groove; 303. fastening a screw; 304. a second grip; 305. a guide rod; 306. a guide groove; 307. an internally threaded tube; 308. adjusting the head; 309. a baffle ring; 4. a switch frame; 5. a butt joint pipe; 6. a butt joint sleeve; 7. a high pressure water pipe; 8. a butt joint structure; 801. barb grooves; 802. a cannula; 803. a seal ring; 804. a support sheet; 805. a spring; 806. a pressing ring; 807. and a limiting block.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1-5, the fire-fighting lance provided by the utility model comprises a lance body spray head 1, a butt joint pipe 5 and a butt joint sleeve 6, wherein a lance body 2 is installed on one side of the lance body spray head 1, a switch frame 4 is rotatably connected above two sides of the lance body 2, the butt joint pipe 5 is fixedly connected on one side of the lance body 2, the butt joint sleeve 6 is installed on one side of the butt joint sleeve 6, a high-pressure water pipe 7 is installed on one side of the butt joint pipe 5, an auxiliary structure 3 is fixedly connected with the bottom end of the lance body 2, the auxiliary structure 3 comprises a first grip 301, a clamping groove 302, a fastening screw 303, a second grip 304, a guide rod 305, a guide groove 306, an internal threaded pipe 307, an adjusting head 308 and a baffle ring 309, the first grip 301 is fixedly connected with the bottom end of the lance body 2, a clamping groove 302 is formed in the middle of one side of the first grip 301, the bottom end of the first grip 301 is fixedly connected with the fastening screw 303, the top end of one side of the second grip 304 is fixedly connected with the guide groove 304, the top end of the first grip 304 is fixedly connected with the guide groove 306, the guide groove 307 is fixedly connected with the guide groove 307, the inner threaded pipe 307 is in a threaded structure is connected with the inner threaded pipe 307, and the inner threaded pipe is fixedly threaded pipe 307 is screwed with the inner threaded pipe 307, and the inner threaded pipe is screwed with the guide groove 307 is screwed with the inner threaded pipe 307.

According to the working principle of the fire-fighting lance based on embodiment 1, when the fire-fighting lance is installed and used, the butt joint sleeve 6 with the high-pressure water pipe 7 is connected with the butt joint pipe 5, so that the water supply equipment can inject high-pressure water into the fire-fighting lance body 2 through the high-pressure water pipe 7, and spray fire-extinguishing water to a designated position through the lance body spray head 1, meanwhile, a fire fighter can hold the switch frame 4 by holding the first grip 301 with one hand and hold the switch frame 4 with the other hand, the fire-extinguishing operation is completed by pulling the switch of the switch frame 4, when the fire-fighting lance is in fire-extinguishing operation, the fire fighter is required to hold the fire-fighting lance for manual fire extinguishment, the fire-fighting lance is required to be clamped to the designated position by the machine under certain conditions, and the common clamping mode is required to be in externally connected with the external clamping equipment for the temporary butt joint, so that the fire-fighting lance is more inconvenient to clamp and fix the fire-fighting lance, for the convenience of clamping and fixing the fire-fighting lance, the second grip 304 is installed on one side of the first grip 301, the inner screw 307 can be rotated along the outer wall of the fastening screw 307 by rotating the fastening screw 307 with the threaded connection structure 308 to the inner screw 307, the fastening screw rod 307 along the fastening screw rod 308 to the outer wall of the fastening screw rod 308 to rotate along the fastening rod 306 to the fastening the outer wall of the fastening rod 304 to rotate the fastening rod 304 to the fire-extinguishing operation along the fastening rod 306 to the fastening rod 304 to slide along the fastening rod to the fastening rod 304.

Example two

The embodiment further includes: one side at two ends of the butt joint pipe 5 is provided with a butt joint structure 8, the butt joint structure 8 comprises a barb groove 801, an insertion pipe 802, a sealing ring 803, a supporting plate 804, a spring 805, an extrusion ring 806 and a limiting block 807, the barb groove 801 is formed in one side at two ends of the butt joint pipe 5, one side of the butt joint pipe 5 is fixedly connected with the insertion pipe 802, the outer side wall of the insertion pipe 802 is wrapped with the sealing ring 803, one side at two ends of the butt joint sleeve 6 is fixedly connected with the supporting plate 804, one side of the butt joint pipe 5 is fixedly connected with the extrusion ring 806, the outer side of the insertion pipe 802 is sleeved with the extrusion ring 806, one end of the supporting plate 804 is rotationally connected with the limiting block 807, the cross section area of the outer diameter of the insertion pipe 802 is smaller than the cross section area of the inner diameter of the butt joint sleeve 6, the barb groove 801 is symmetrically distributed about the vertical center line of the butt joint pipe 5, the supporting plate 804 and the limiting block 807 are rotationally structured, and the spring 805 is annularly distributed at one side of the butt joint pipe 5.

In this embodiment, when the fire-fighting lance is used, the butt tube 5 and the butt sleeve 6 need to be abutted, so that the high-pressure water tube 7 can supply high-pressure water into the water gun main body 2, and the gun body nozzle 1 sprays outwards, most of the fire-fighting lance needs to be disassembled and rolled up with the high-pressure water tube 7 after the fire-fighting lance is used, for convenient disassembly, the insertion tube 802 is fixed on one side of the butt tube 5, the insertion tube 802 can be inserted into the inside of the butt sleeve 6 when the butt tube 5 and the butt sleeve 6 are abutted, the tightness of the inside of the butt sleeve 6 is kept under the action of the sealing ring 803, the limiting block 807 at one end of the supporting piece 804 can be inserted into the barb groove 801 when the butt tube 5 and the butt sleeve 6 are abutted, the supporting piece 804 and the barb groove 801 are buckled tightly by twisting the butt sleeve 6, one side of the butt tube 5 and the butt sleeve 6 is extruded with the extrusion ring 806, the extrusion ring 6 is extruded under the elastic force of the spring 805, so that the barb groove 801 and the limiting block 807 are buckled tightly and the barb groove 807 are not easily and the barb 5 is removed, and the butt sleeve 6 is removed stably when the butt tube is abutted and the barb is removed more than the butt sleeve 6 is required to be removed.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a fire-fighting lance, includes rifle body shower nozzle (1), butt joint pipe (5) and butt joint cover (6), its characterized in that: the novel water gun is characterized in that a water gun body (2) is arranged on one side of a gun body spray head (1), an auxiliary structure (3) is fixedly connected to the bottom end of the water gun body (2), the auxiliary structure (3) comprises a first grip (301), a clamping groove (302), a fastening screw (303), a second grip (304), a guide rod (305), a guide groove (306), an internal thread pipe (307), an adjusting head (308) and a baffle ring (309), the first grip (301) is fixedly connected to the bottom end of the water gun body (2), a switch frame (4) is rotatably connected to the upper parts of two sides of the water gun body (2), and a butt joint pipe (5) is fixedly connected to one side of the water gun body (2);

one side of the butt joint pipe (5) is provided with a butt joint sleeve (6), and one side of two ends of the butt joint pipe (5) is provided with a butt joint structure (8);

one side of the butt joint sleeve (6) is provided with a high-pressure water pipe (7).

2. The fire-fighting lance of claim 1 wherein: clamping groove (302) has been seted up to intermediate position department on one side of first handle (301), the bottom fixedly connected with fastening screw (303) on one side of first handle (301), the one side of fastening screw (303) is run through there is second handle (304), the top fixedly connected with guide bar (305) on one side of second handle (304), guide groove (306) have been seted up on the top of the inside one side of first handle (301), the inside below rotation of second handle (304) is connected with internal thread pipe (307), one side fixedly connected with adjustment head (308) of internal thread pipe (307), lateral wall fixedly connected with baffle ring (309) of internal thread pipe (307).

3. The fire-fighting lance of claim 2 wherein: the first handle (301) is perpendicular to the fastening screw (303), and the second handle (304) and the internal thread tube (307) are in a rotating structure.

4. The fire-fighting lance of claim 2 wherein: the fastening screw (303) and the internal thread pipe (307) are in a threaded connection structure, and the guide rod (305) and the guide groove (306) are in a sliding structure.

5. The fire-fighting lance of claim 4 wherein: the butt joint structure (8) comprises a barb groove (801), an insertion pipe (802), a sealing ring (803), supporting plates (804), springs (805), extrusion rings (806) and limiting blocks (807), wherein the barb groove (801) is formed in one side of two ends of the butt joint pipe (5), one side of the butt joint pipe (5) is fixedly connected with the insertion pipe (802), the sealing ring (803) is wrapped on the outer side wall of the insertion pipe (802), one side of each of two ends of the butt joint sleeve (6) is fixedly connected with the supporting plates (804), one side of the butt joint pipe (5) is fixedly connected with the extrusion rings (806), the extrusion rings (806) are sleeved on the outer side of each of the insertion pipes (802), and one end of each of the supporting plates (804) is rotationally connected with the limiting blocks (807).

6. The fire-fighting lance of claim 5 wherein: the cross-sectional area of the outer diameter of the insertion pipe (802) is smaller than the cross-sectional area of the inner diameter of the butt joint sleeve (6), and the barb grooves (801) are symmetrically distributed about the vertical center line of the butt joint pipe (5).

7. The fire-fighting lance of claim 5 wherein: the supporting piece (804) and the limiting block (807) are in a rotating structure, and the springs (805) are annularly distributed on one side of the butt joint pipe (5).