CN115154969B - Explosion-proof fire-fighting lance - Google Patents
Explosion-proof fire-fighting lance Download PDFInfo
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- CN115154969B CN115154969B CN202210797453.6A CN202210797453A CN115154969B CN 115154969 B CN115154969 B CN 115154969B CN 202210797453 A CN202210797453 A CN 202210797453A CN 115154969 B CN115154969 B CN 115154969B
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- pipe
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to a fire-fighting lance, in particular to an explosion-proof fire-fighting lance. The invention provides an explosion-proof fire-fighting lance which has higher safety performance and higher fire extinguishing efficiency on fire disaster. The invention provides an explosion-proof fire-fighting lance, which comprises a fire-fighting lance, an explosion-proof pipe, a handle, a detection mechanism and a diversion mechanism; the fire-fighting gun is internally connected with an explosion-proof pipe, the left part of the fire-fighting gun is connected with a handle, the fire-fighting gun is provided with a detection mechanism, and the detection mechanism is provided with a diversion mechanism. The drain pipe can discharge redundant liquid, prevents to lead to explosion-proof pipe to break because of the pressure in the explosion-proof pipe is too big, and then improves the security performance of this device, fire gun and drain pipe cooperation can improve this device to the efficiency of putting out a fire of conflagration department.
Description
Technical Field
The invention relates to a fire-fighting lance, in particular to an explosion-proof fire-fighting lance.
Background
The fire-fighting lance is a water jetting tool for extinguishing fire, and is divided into a direct-current lance, a spray lance, a multipurpose lance and the like, and in the using process of the fire-fighting lance, in order to prevent the fire-fighting lance from being broken due to overlarge pressure in the using process, the explosion-proof fire-fighting lance is needed.
Patent grant bulletin number is CN 214808043U's patent, discloses an explosion-proof fire-fighting lance, including fire-fighting water pipe head, the sprinkler bead is installed in the left side of fire-fighting water pipe head, the lateral wall fixed mounting of fire-fighting water pipe head has fixed pipe, the lower extreme welding of fixed pipe has the handle, the front end movable mounting of fixed pipe has the suspender, the lower extreme of fire-fighting water pipe head just is located the right side department of fixed pipe and is provided with the support pipe, the inside of fire-fighting water pipe head is provided with the explosion-proof pipe, the inside of explosion-proof pipe is provided with the aqueduct. Although the explosion-proof effect can be played through the explosion-proof pipe, when the water pressure in the explosion-proof pipe is too high, the explosion-proof pipe is easy to cause cracking, and staff damage is caused, so that the safety of the device is lower, and the device has lower fire extinguishing efficiency to fire disaster positions through a single fire-proof pipe head.
Therefore, an explosion-proof fire-fighting lance with higher safety performance and higher fire extinguishing efficiency at a fire disaster position needs to be designed.
Disclosure of Invention
In order to overcome prior art because of the strong too big time of water pressure in the explosion-proof pipe, lead to explosion-proof pipe to cause the fracture easily, and then make the security of this equipment lower, and this equipment puts out a fire the lower shortcoming of efficiency to the conflagration department through single fire hose head, technical problem: the explosion-proof fire-fighting lance has higher safety performance and higher fire extinguishing efficiency at a fire disaster position.
The technical proposal is as follows: the utility model provides an explosion-proof fire-fighting lance, includes fire gun, explosion-proof pipe, handle, detection mechanism and reposition of redundant personnel mechanism, and fire gun internally connected has the explosion-proof pipe, and the fire gun left portion rotation is connected with the handle, is equipped with the detection mechanism that is used for detecting pressure on the fire gun, is equipped with the reposition of redundant personnel mechanism that is used for reposition of redundant personnel on the detection mechanism.
Preferably, the detection mechanism comprises a first connecting pipe, a first sliding frame, a pressure detector and a first elastic piece, wherein the middle part of the fire gun is connected with the first connecting pipe and communicated with the first sliding frame, the pressure detector is installed on the front side of the middle part of the first connecting pipe, the first sliding frame is connected with the pressure detector in a sliding mode, the first elastic piece is sleeved on the first sliding frame, and two ends of the first elastic piece are respectively connected with the first sliding frame and the first connecting pipe.
Preferably, the shunt mechanism comprises a second connecting pipe, a first valve, a first torsion spring, a limiting frame, a second valve and a drain pipe, wherein the left part of the first connecting pipe is connected with the second connecting pipe and communicated with the second connecting pipe, the front part of the second connecting pipe is rotationally connected with the first valve, the first valve is sleeved with the first torsion spring, two ends of the first torsion spring are respectively connected with the second connecting pipe and the first valve, the front side and the rear side of the rear part of the second connecting pipe are respectively connected with the limiting frame, the rear part of the second connecting pipe is rotationally connected with the second valve, the second valve can be in contact with the limiting frame, the lower side of the rear part of the second connecting pipe is connected with the drain pipe and communicated with the drain pipe, and the drain pipe is used for discharging liquid.
Preferably, the fire-fighting gun further comprises a connecting mechanism for connection, the connecting mechanism comprises a connecting block, fixed rods, second sliding frames, clamping thorns, second torsion springs, second elastic pieces and baffle plates, the right part of the fire-fighting gun is connected with the connecting block in a sliding mode, four fixed rods are connected to the connecting block at equal intervals, the right side of the fire-fighting gun is connected with four second sliding frames at equal intervals, the second sliding frames are connected with the fixed rods in a sliding mode, the right parts of the four second sliding frames are connected with clamping thorns in a sliding mode, two second torsion springs are sleeved on each clamping thorn, two ends of each second torsion spring are connected with the corresponding clamping thorns and the corresponding second sliding frame respectively, second elastic pieces are sleeved on the four fixed rods respectively, two ends of each second elastic piece are connected with the corresponding second sliding frame and the corresponding connecting block respectively, and the right sides of the four second sliding frames are connected with the baffle plates respectively.
Preferably, the fire-fighting gun further comprises a limiting mechanism for limiting the connecting block, wherein the limiting mechanism comprises a fixed block, a connecting rod and a third elastic piece, four fixed blocks are uniformly connected to the right part of the fire-fighting gun at intervals, the left sides of the four fixed blocks are all connected with the connecting rods, the four connecting rods are all connected with the connecting block in a sliding mode, the four connecting rods are all sleeved with the third elastic piece, one end of the third elastic piece is connected with the connecting block, and the other end of the third elastic piece is in contact with the fixed block.
Preferably, the valve further comprises a rotating mechanism for rotating the second valve, the rotating mechanism comprises a sliding rail, a sliding rod, a third torsion spring and a fourth elastic piece, the middle part of the second connecting pipe is connected with the sliding rail, the sliding rod is connected to the sliding rail in a sliding mode, the first valve rotates to be in contact with the sliding rod, the sliding rod rotates to be in contact with the second valve, the third torsion spring is sleeved on the front side and the rear side of the second valve, two ends of the third torsion spring are connected with the second valve and the second connecting pipe respectively, and the fourth elastic piece is connected between the sliding rail and the sliding rod.
Preferably, the device further comprises a jacking mechanism for jacking the connecting blocks, the jacking mechanism comprises sliding blocks, connecting rings and pushing blocks, the sliding blocks are connected to the four second sliding frames in a sliding mode, the connecting rings are connected between the four sliding blocks, the pushing blocks are connected to the four sliding blocks, and the pushing blocks can contact with the connecting blocks in a leftward moving mode.
Preferably, the material of the connecting ring is rubber.
The beneficial effects of the invention are as follows: 1. the drain pipe can discharge redundant liquid, prevents to lead to explosion-proof pipe to break because of the pressure in the explosion-proof pipe is too big, and then improves the security performance of this device, fire gun and drain pipe cooperation can improve this device to the efficiency of putting out a fire of conflagration department.
2. The liquid in the external water delivery pipe is sprayed out through the explosion-proof pipe, so that the fire gun is prevented from being broken due to overlarge pressure.
3. The blocking thorns fix the broken external water delivery pipe, so that the broken external water delivery pipe is prevented from affecting the subsequent use of the device due to the breakage of the external water delivery pipe.
4. The first valve is contacted with the sliding rod, so that the second valve rotates leftwards, and liquid can flow out conveniently through a gap between the second connecting pipe and the first valve and the second valve.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of a partial explosion of the present invention.
Fig. 3 is a schematic view of a partial perspective cross-sectional structure of the detection mechanism of the present invention.
Fig. 4 is a schematic partial perspective view of the diverting mechanism of the present invention.
Fig. 5 is a schematic view of a part of a perspective structure of the connecting mechanism of the present invention.
Fig. 6 is a schematic view of a part of a three-dimensional structure of the limiting mechanism of the present invention.
Fig. 7 is a schematic perspective view of a first part of the rotating mechanism of the present invention.
Fig. 8 is a schematic perspective view of a second part of the rotating mechanism of the present invention.
Fig. 9 is a schematic partial perspective view of the jack mechanism of the present invention.
Reference numerals illustrate: 1 fire gun, 2 explosion proof tube, 3 grip, 4 detection mechanism, 401 first connection tube, 402 first carriage, 403 pressure detector, 404 first spring, 5 shunt mechanism, 501 second connection tube, 502 first valve, 503 first torsion spring, 504 stop, 505 second valve, 506 drain, 6 connection mechanism, 601 connection block, 602 fixed rod, 603 second carriage, 604 bayonet, 605 second torsion spring, 606 second spring, 607 stop, 7 stop mechanism, 701 fixed block, 702 connecting rod, 703 third spring, 8 rotation mechanism, 801 slide rail, 802 slide rod, 803 third torsion spring, 804 fourth spring, 9 jack mechanism, 901 slide block, 902 jack ring, 903 push block.
Detailed Description
The following description is of the preferred embodiments of the invention, and is not intended to limit the scope of the invention.
Example 1
As shown in figures 1-4, an explosion-proof fire-fighting lance comprises a fire-fighting lance 1, an explosion-proof pipe 2, a handle 3, a detection mechanism 4 and a diversion mechanism 5, wherein the explosion-proof pipe 2 is fixedly connected inside the fire-fighting lance 1 through bolts, the handle 3 is rotatably connected with the left part of the fire-fighting lance 1, the detection mechanism 4 is arranged on the fire-fighting lance 1, and the diversion mechanism 5 is arranged on the detection mechanism 4.
As shown in fig. 1 and 3, the detection mechanism 4 includes a first connecting pipe 401, a first sliding frame 402, a pressure detector 403 and a first elastic member 404, where the middle part of the fire gun 1 is fixedly connected with the first connecting pipe 401 by bolts and is communicated with the first sliding frame 402, the front side of the middle part of the first connecting pipe 401 is provided with the pressure detector 403 by bolts, the first sliding frame 402 is slidably connected with the pressure detector 403, the first sliding frame 402 is sleeved with the first elastic member 404, and two ends of the first elastic member 404 are respectively connected with the first sliding frame 402 and the first connecting pipe 401.
As shown in fig. 1 and 4, the shunt mechanism 5 includes a second connecting pipe 501, a first valve 502, a first torsion spring 503, a limiting frame 504, a second valve 505 and a drain pipe 506, where the left part of the first connecting pipe 401 is fixedly connected with the second connecting pipe 501 and is communicated with the second connecting pipe through a bolt, the front part of the second connecting pipe 501 is rotatably connected with the first valve 502, the first valve 502 is sleeved with the first torsion spring 503, two ends of the first torsion spring 503 are respectively connected with the second connecting pipe 501 and the first valve 502, the front and rear sides of the rear part of the second connecting pipe 501 are welded with the limiting frame 504, the rear part of the second connecting pipe 501 is rotatably connected with the second valve 505, the second valve 505 rotates to be in contact with the limiting frame 504, the lower side of the rear part of the second connecting pipe 501 is fixedly connected with the drain pipe 506 through a bolt and is communicated with the drain pipe 506, and the drain pipe 506 is used for discharging liquid.
When the device is needed to be used by a worker, the worker connects the external water pipe with the right part of the fire-fighting gun 1, then the worker starts the external water pipe, and then liquid in the external water pipe is sprayed out through the explosion-proof pipe 2, so that the fire-fighting gun 1 is broken due to overlarge pressure, when the device is used by the worker, the worker aligns the device with a fire place by using the handle 3, when the liquid conveyed into the explosion-proof pipe 2 by the external water pipe is overlarge, the explosion-proof pipe 2 and the first connecting pipe 401 are acted by pressure, the first sliding frame 402 moves upwards, the first elastic piece 404 is compressed, the worker observes the displayed pressure value through the pressure detector 403 while the first sliding frame 402 moves upwards, the liquid conveying size of the external water pipe is controlled, and the first sliding frame 402 moves upwards while being contacted with the first valve 502, the first valve 502 is rotated backwards, the first torsion spring 503 is deformed, then the worker rotates the second valve 505 leftwards, when the second valve 505 contacts the limiting frame 504, the worker stops rotating the second valve 505, when the liquid reaches the second connecting pipe 501, the liquid flows into the drain pipe 506 through the first valve 502 and the gap between the second valve 505 and the second connecting pipe 501, after the liquid is discharged through the drain pipe 506, fire can be extinguished at the fire place, when the fire is extinguished at the fire place, the worker closes the external water pipe, the pressure between the explosion-proof pipe 2 and the first connecting pipe 401 is restored to a preset value, the first elastic piece 404 drives the first sliding frame 402 to move downwards for resetting, when the first sliding frame 402 moves downwards, the first sliding frame 402 is separated from the first valve 502, the first torsion spring 503 drives the first valve 502 to rotate forwards for resetting, then the staff rotates second valve 505 right and resets, make first valve 502 and second valve 505 seal second connecting pipe 501, so, through observing the pressure numerical value that pressure detector 403 shows, the liquid transport size of external raceway of control of being convenient for prevents that fire gun 1 from breaking because of the too big pressure, and then improve the security performance of this device, discharge unnecessary liquid through drain pipe 506, can prevent to break because of pressure too big, fire gun 1 and drain pipe 506 cooperation can improve the fire extinguishing efficiency of this device to conflagration department.
Example 2
As shown in fig. 1 and fig. 5, on the basis of embodiment 1, the fire-fighting gun further comprises a connecting mechanism 6, the connecting mechanism 6 comprises a connecting block 601, fixing rods 602, second sliding frames 603, blocking thorns 604, second torsion springs 605, second elastic pieces 606 and baffles 607, the right part of the fire-fighting gun 1 is connected with the connecting block 601 in a sliding mode, four fixing rods 602 are welded on the connecting block 601 at equal intervals, the right side of the fire-fighting gun 1 is connected with four second sliding frames 603 at equal intervals, the second sliding frames 603 are connected with the fixing rods 602 in a sliding mode, the right parts of the four second sliding frames 603 are respectively connected with blocking thorns 604 in a rotating mode, two second torsion springs 605 are respectively sleeved on each blocking thorn 604, two ends of each second torsion spring 605 are respectively connected with the blocking thorns 604 and the second sliding frames 603, second elastic pieces 606 are respectively sleeved on the four fixing rods 602, the right sides of the four second sliding frames 603 are respectively connected with the second sliding frames 603 and the connecting block 601 through bolts, and the baffles 607 are respectively contacted with the blocking thorns 607.
As shown in fig. 1 and 6, the fire-fighting gun further comprises a limiting mechanism 7, the limiting mechanism 7 comprises a fixing block 701, a connecting rod 702 and a third elastic piece 703, four fixing blocks 701 are uniformly welded at intervals on the right part of the fire-fighting gun 1, the connecting rods 702 are welded on the left sides of the four fixing blocks 701, the four connecting rods 702 are connected with the connecting block 601 in a sliding mode, the third elastic pieces 703 are sleeved on the four connecting rods 702, one end of each third elastic piece 703 is connected with the connecting block 601, and the other end of each third elastic piece 703 is in contact with the fixing block 701.
As shown in fig. 1 and 9, the device further comprises a pushing mechanism 9, the pushing mechanism 9 comprises sliding blocks 901, connecting rings 902 and pushing blocks 903, the sliding blocks 901 are connected to the four second sliding frames 603 in a sliding mode, the connecting rings 902 are welded between the four sliding blocks 901, the pushing blocks 903 are welded to the four sliding blocks 901, and the pushing blocks 903 can contact with the connecting blocks 601 when moving leftwards.
When the external water pipe breaks due to overlarge conveying pressure, a worker moves the connecting ring 902 and the pushing block 903 leftwards to enable the second sliding frame 603 to contact with the pushing block 903 and move outwards, so that the second elastic piece 606 is stretched, then the worker moves the connecting block 601 rightwards to enable the third elastic piece 703 to be compressed, when the bayonet 604 reaches the broken position of the external water pipe, the worker releases the connecting ring 902 to enable the second elastic piece 606 to drive the second sliding frame 603 to move inwards, when the second sliding frame 603 moves inwards, the bayonet 604 contacts with the external water pipe to enable the bayonet 604 to fix the broken position of the external water pipe, thereby preventing the broken external water pipe from affecting the subsequent use of the device due to the broken external water pipe, the bayonet 604 cannot rotate rightwards under the action of the baffle 607 to enable the broken external water pipe not to be separated from the bayonet 604, further improving the fixing effect of the bayonet 604 on the broken external water pipe, when the worker needs to disassemble the external water pipe, the worker rotates the bayonet 604 leftwards to deform the second torsion spring 605, when the bayonet 604 is separated from the external water pipe, the worker can take out the external water pipe, then the worker releases the bayonet 604 to enable the second torsion spring 605 to drive the bayonet 604 to rotate rightwards for resetting, after the disassembly of the external water pipe is completed, the second elastic piece 606 drives the second sliding frame 603 to move inwards for resetting, the third elastic piece 703 drives the connecting block 601 to move leftwards for resetting, so that the bayonet 604 is convenient to fix the broken external water pipe through the mutual cooperation of the connecting mechanism 6, the limiting mechanism 7 and the jacking mechanism 9, thereby preventing the broken external water pipe from influencing the subsequent use of the device due to the fracture of the external water pipe, because the material of the connecting ring 902 is rubber, the friction force of the rubber is large, and the slipping caused by the sweating of the palm of a worker is prevented.
As shown in fig. 1, 7 and 8, the valve further comprises a rotating mechanism 8, the rotating mechanism 8 comprises a sliding rail 801, a sliding rod 802, a third torsion spring 803 and a fourth elastic piece 804, the sliding rail 801 is welded at the middle part of the second connecting pipe 501, the sliding rod 802 is connected to the sliding rail 801 in a sliding manner, the first valve 502 rotates to be in contact with the sliding rod 802, the sliding rod 802 rotates to be in contact with the second valve 505, the third torsion spring 803 is sleeved on the front side and the rear side of the second valve 505, two ends of the third torsion spring 803 are respectively connected with the second valve 505 and the second connecting pipe 501, and the fourth elastic piece 804 is connected between the sliding rail 801 and the sliding rod 802.
The first valve 502 rotates backwards and contacts with the sliding rod 802, so that the sliding rod 802 moves downwards, the fourth elastic piece 804 is compressed, the sliding rod 802 moves downwards and contacts with the second valve 505, the second valve 505 rotates leftwards, the fourth elastic piece 804 is deformed, after the first valve 502 and the second valve 505 rotate, liquid can flow out through a gap between the second connecting pipe 501 and the first valve 502 and the second valve 505, the first valve 502 is separated from the sliding rod 802 when the first valve 502 rotates forwards, the fourth elastic piece 804 drives the sliding rod 802 to move upwards for resetting, the sliding rod 802 is separated from the second valve 505 when the sliding rod 802 moves upwards for resetting, the third torsion spring 803 drives the second valve 505 to rotate rightwards, the first valve 502 and the second valve 505 seal the second connecting pipe 501, and liquid can flow out through a gap between the second connecting pipe 501 and the first valve 502 and the second valve 505 by contacting with the sliding rod 802.
The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. All equivalents and alternatives falling within the spirit of the invention are intended to be included within the scope of the invention. What is not elaborated on the invention belongs to the prior art which is known to the person skilled in the art.
Claims (5)
1. The explosion-proof fire-fighting lance comprises a fire-fighting lance (1), an explosion-proof pipe (2) and a handle (3), wherein the explosion-proof pipe (2) is connected inside the fire-fighting lance (1), the handle (3) is rotationally connected to the left part of the fire-fighting lance (1), and the explosion-proof fire-fighting lance is characterized by further comprising a detection mechanism (4) and a diversion mechanism (5), wherein the fire-fighting lance (1) is provided with the detection mechanism (4) for detecting pressure intensity, and the detection mechanism (4) is provided with the diversion mechanism (5) for diverting;
the detecting mechanism (4) comprises a first connecting pipe (401), a first sliding frame (402), a pressure detector (403) and a first elastic piece (404), wherein the first connecting pipe (401) is connected and communicated with the middle part of the fire gun (1), the first sliding frame (402) is connected in the first connecting pipe (401) in a sliding manner, the pressure detector (403) is arranged on the front side of the middle part of the first connecting pipe (401), the first sliding frame (402) is connected with the pressure detector (403) in a sliding manner, the first sliding frame (402) is sleeved with the first elastic piece (404), and two ends of the first elastic piece (404) are respectively connected with the first sliding frame (402) and the first connecting pipe (401);
the diversion mechanism (5) comprises a second connecting pipe (501), a first valve (502), a first torsion spring (503), a limiting frame (504), a second valve (505) and a drain pipe (506), wherein the second connecting pipe (501) is connected and communicated with the left part of the first connecting pipe (401), the first valve (502) is rotationally connected with the front part of the second connecting pipe (501), the first torsion spring (503) is sleeved on the first valve (502), two ends of the first torsion spring (503) are respectively connected with the second connecting pipe (501) and the first valve (502), the limiting frames (504) are respectively connected to the front side and the rear side of the rear part of the second connecting pipe (501), the second valve (505) is rotationally connected with the second valve (505), the drain pipe (506) is connected and communicated with the lower side of the rear part of the second connecting pipe (501), and the drain pipe (506) is used for discharging liquid;
the fire gun is characterized by further comprising a connecting mechanism (6) used for connection, the connecting mechanism (6) comprises a connecting block (601), fixing rods (602), second sliding frames (603), clamping thorns (604), second torsion springs (605), second elastic pieces (606) and baffle plates (607), the connecting block (601) is connected to the right part of the fire gun (1) in a sliding mode, four fixing rods (602) are uniformly connected to the connecting block (601) at intervals, four second sliding frames (603) are uniformly connected to the right side of the fire gun (1) at intervals, the second sliding frames (603) are connected with the fixing rods (602) in a sliding mode, clamping thorns (604) are rotatably connected to the right part of the four second sliding frames (603), two second torsion springs (605) are sleeved on each clamping thorn (604), two ends of each second torsion spring (605) are connected with the clamping thorns (604) and the second sliding frames (603), second elastic pieces (606) are sleeved on the four fixing rods (602) at intervals, two ends of each second elastic piece (606) are connected with the second sliding frames (603) in a sliding mode, and the four second sliding frames (607) are connected with the right side of the connecting blocks (603) in a sliding mode.
2. The explosion-proof fire-fighting lance according to claim 1, further comprising a limiting mechanism (7) for limiting the connecting block (601), wherein the limiting mechanism (7) comprises a fixing block (701), a connecting rod (702) and a third elastic member (703), four fixing blocks (701) are uniformly connected to the right part of the fire-fighting lance (1) at intervals, connecting rods (702) are connected to the left sides of the four fixing blocks (701), the four connecting rods (702) are connected with the connecting block (601) in a sliding mode, the third elastic member (703) is sleeved on the four connecting rods (702), one end of each third elastic member (703) is connected with the connecting block (601), and the other end of each third elastic member (703) is in contact with the fixing block (701).
3. The explosion-proof fire-fighting lance according to claim 2, further comprising a rotating mechanism (8) for rotating the second valve (505), wherein the rotating mechanism (8) comprises a sliding rail (801), a sliding rod (802), a third torsion spring (803) and a fourth elastic element (804), the sliding rail (801) is connected to the middle part of the second connecting pipe (501), the sliding rod (802) is slidingly connected to the sliding rail (801), the first valve (502) rotates to be in contact with the sliding rod (802), the sliding rod (802) rotates to be in contact with the second valve (505), the front side and the rear side of the second valve (505) are respectively sleeved with the third torsion spring (803), two ends of the third torsion spring (803) are respectively connected with the second valve (505) and the second connecting pipe (501), and the fourth elastic element (804) is connected between the sliding rail (801) and the sliding rod (802).
4. The explosion-proof fire-fighting lance according to claim 3, further comprising a pushing mechanism (9) for pushing the connecting block (601), wherein the pushing mechanism (9) comprises sliding blocks (901), connecting rings (902) and pushing blocks (903), the sliding blocks (901) are connected to the four second sliding frames (603) in a sliding manner, the connecting rings (902) are connected between the four sliding blocks (901), the pushing blocks (903) are connected to the four sliding blocks (901), and the pushing blocks (903) can contact with the connecting block (601) in a leftward movement manner.
5. The explosion-proof fire-fighting lance of claim 4 wherein the material of the connecting ring (902) is rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210797453.6A CN115154969B (en) | 2022-07-08 | 2022-07-08 | Explosion-proof fire-fighting lance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210797453.6A CN115154969B (en) | 2022-07-08 | 2022-07-08 | Explosion-proof fire-fighting lance |
Publications (2)
| Publication Number | Publication Date |
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| CN115154969A CN115154969A (en) | 2022-10-11 |
| CN115154969B true CN115154969B (en) | 2023-04-21 |
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| CN202210797453.6A Active CN115154969B (en) | 2022-07-08 | 2022-07-08 | Explosion-proof fire-fighting lance |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2218959C1 (en) * | 2002-04-05 | 2003-12-20 | Братский государственный технический университет | Water gun unit |
| WO2012008712A2 (en) * | 2010-07-13 | 2012-01-19 | Park Woo Bong | Customized fire hydrant and method for manufacturing and installing same |
| CN103877690A (en) * | 2014-04-19 | 2014-06-25 | 胜利油田东胜精攻石油开发集团股份有限公司 | Remote control device for fire-fighting lance |
| CN209645706U (en) * | 2018-12-26 | 2019-11-19 | 高邮市东方消防器材有限公司 | A kind of fire-fighting lance that anti-antipriming pipe falls off |
| CN214808043U (en) * | 2021-01-14 | 2021-11-23 | 南通亚龙消防器材有限公司 | Explosion-proof type fire-fighting lance |
| CN216169539U (en) * | 2021-05-26 | 2022-04-05 | 高邮市盛鑫消防科技有限公司 | Telescopic adjustable flow squirt |
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