CN210543009U - Fire-fighting forcible entry device and fire truck - Google Patents
Fire-fighting forcible entry device and fire truck Download PDFInfo
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- CN210543009U CN210543009U CN201921310870.3U CN201921310870U CN210543009U CN 210543009 U CN210543009 U CN 210543009U CN 201921310870 U CN201921310870 U CN 201921310870U CN 210543009 U CN210543009 U CN 210543009U
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Abstract
The utility model relates to a broken dismouting of fire control device includes: the breaking and dismantling mechanism can break and dismantle the outer wall structure of the building through impact force; the fire fighting forcible entry device and the fire fighting truck provided by the embodiment of the disclosure can spray fire extinguishing agent while forcible entry operation is carried out on the outer wall of the building, and carry out direct fire fighting operation on a fire source inside the building, thereby improving the accuracy and the working efficiency of the fire fighting operation.
Description
Technical Field
The utility model relates to a fire-fighting equipment field especially relates to a broken dismouting of fire control device and fire engine.
Background
In the fire-fighting operation process, the fire-fighting injection device is separated by the outer wall of a building, and the fire-fighting injection device can only spray a fire extinguishing agent to the building catching fire from a window, so that the fire-fighting effect is severely limited: not only the flow of the fire extinguishing agent entering the building is limited by the window area, but also when the fire extinguishing agent is far away from the window at the fire catching position, the fire extinguishing agent is difficult to reach the fire extinguishing area directly, and the fire fighting efficiency is low. In contrast, in many fire fighting operations, a fire fighter often holds a demolition device such as a punch or an electric saw to demolish an outer wall. However, such a demolition work is inefficient and highly dangerous; and as the height of urban buildings is continuously increased, the existing demolition operation form is difficult to apply to the fire of high-rise buildings.
In addition, in the existing fire fighting dismantling process, after the wall of a building is impacted, a fire fighting injection device, such as a water gun, a water cannon and the like, needs to be aligned with and extend into the position where the impact is made, and then fire fighting spraying operation is carried out. The alignment operation is difficult, and the alignment process is often repeated for many times to be successful; due to the influence of different materials and structures of the building wall, the opening formed after the wall is broken and detached is often difficult to match with the water outlet of the fire-fighting injection device, so that the extension process is difficult to agree, and the time of fire-fighting operation is delayed.
Disclosure of Invention
In view of this, the embodiment of the present disclosure provides a fire fighting dismantling device and a fire fighting truck, which can spray a fire extinguishing agent while dismantling an outer wall of a building, and perform direct fire fighting operation on a fire source inside the building, thereby improving accuracy and work efficiency of the fire fighting operation.
In one aspect of the present disclosure, a fire fighting demolition device is provided, comprising:
the breaking and dismantling mechanism can break and dismantle the outer wall structure of the building through impact force; and
the spraying mechanism is integrally arranged on the forcible entry mechanism and can stretch into the building from the forcible entry region to spray and extinguish fire when the forcible entry mechanism is used for forcible entry operation of the outer wall structure.
In some embodiments, the break-open mechanism comprises:
the breaking-in rod is of a hollow structure, and a first end of the breaking-in rod is provided with a sharp part which is used for breaking-in the outer wall structure; and
the connecting pipe is communicated with the hollow structure and is arranged in a collinear way with the breaking-in rod;
the spraying mechanism comprises:
the spraying holes are formed in the sharp-pointed parts of the breaking and dismantling rod and are communicated with the hollow structure; and
and the conveying pipeline is communicated between the connecting pipe and a fire fighting water source through the connecting pipe.
In some embodiments, each of the plurality of spray holes is opened in a direction parallel to an outer normal of the outer surface of the sharpened portion corresponding to the position of the spray hole.
In some embodiments, the transport conduit comprises:
the hose is telescopically and hermetically communicated between the connecting pipe and the fire fighting water source.
In some embodiments, the transport conduit comprises:
and one end of the hard pipe is arranged in the connecting pipe in a sealing and slidable mode, and the other end of the hard pipe is connected to the fire-fighting water source.
In some embodiments, the second end of the break bar has a first flange, and the break mechanism further comprises:
the first guide ring is sleeved on the periphery of the connecting pipe;
the second guide ring is sleeved on the periphery of the breaking-in rod;
the two ends of the spring are respectively abutted against the first guide ring and the first flange; and
the first telescopic oil cylinder comprises a first cylinder body and a first piston rod, wherein the first piston rod is fixedly connected with the first guide ring, the first cylinder body is fixedly connected with the second guide ring, and the first telescopic oil cylinder is used for changing the compression state of the spring under the state that the breaking and dismantling rod is limited.
In some embodiments, the break-in mechanism further comprises:
the second telescopic oil cylinder comprises a second cylinder body and a second piston rod, wherein the second cylinder body is fixedly connected with the first cylinder body; and
and the trigger is slidably connected to the second piston rod, is hinged to the second cylinder body, and can limit the first flange in the extending state of the second piston rod and release the limit of the first flange in the retracting state of the second piston rod.
In some embodiments, an end of the connecting tube distal to the break-open bar has a second flange, and the break-open mechanism further comprises:
the first buffer device is arranged on one side, away from the breaking-in rod, of the first guide ring and can play a role in buffering between the first guide ring and the second flange.
In some embodiments, the break-in mechanism further comprises:
and the second buffer device is arranged on one side of the second guide ring, which is close to the second end of the breaking-in rod, and can play a role in buffering between the second guide ring and the first flange.
In another aspect of the present disclosure, there is provided a fire fighting vehicle comprising:
the rotary table can rotate along the supporting plane of the rotary table;
the first end of the main arm is hinged to the rotary table;
the amplitude-variable oil cylinder is telescopically connected between the rotary table and the main arm;
a crank arm rotatably coupled to a second end of the main arm; and
the fire fighting demolition device according to any of the preceding embodiments, being fixedly connected to the crank arm.
In some embodiments, the fire engine further comprises:
the water cannon is fixedly connected with the crank arm, and the spraying direction of the water cannon is the same as the direction of the impact force generated by the breaking-in mechanism in the fire-fighting breaking-in dismounting device;
the main pipeline is communicated between the water cannon and a fire-fighting water source; and
and the spraying pipeline is communicated with the main pipeline and the spraying mechanism in the fire-fighting and anti-breaking dismounting device.
In some embodiments, the fire engine further comprises:
the spraying control valve is arranged at the communication position of the spraying pipeline and the main pipeline and is used for controlling the flow of liquid entering the spraying pipeline; and
and the water cannon control valve is arranged between the spraying control valve and the water cannon and used for controlling the flow of the liquid entering the water cannon.
Therefore, according to this disclosed embodiment, this application can be broken when tearing open the building outer wall and spray extinguishing agent, carries out direct fire-fighting operation to the inside fire source of building to improve fire-fighting operation's accuracy and work efficiency.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description, serve to explain the principles of the disclosure.
The present disclosure may be more clearly understood from the following detailed description, taken with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of a fire fighting demolition unit according to some embodiments of the present disclosure;
FIG. 2 is a schematic view of an assembled configuration of a breaking rod, a connecting tube and a hard tube of a fire fighting breaking device according to some embodiments of the present disclosure;
FIG. 3 is a schematic structural view illustrating a recovery state of a first telescopic cylinder in the fire fighting demolition unit according to some embodiments of the present disclosure;
FIG. 4 is a schematic structural view of an open state of a trigger in a fire fighting demolition device according to some embodiments of the present disclosure;
FIG. 5 is a schematic illustration of a configuration of retraction of a breaking rod in a fire fighting breaking device according to some embodiments of the present disclosure;
FIG. 6 is a schematic structural view of a trigger limit breaker bar in a fire fighting breaker device according to some embodiments of the present disclosure;
FIG. 7 is a schematic diagram of a hose used as a communication pipe in the fire fighting demolition device according to some embodiments of the disclosure;
FIG. 8 is a schematic structural view of a fire fighting demolition device according to some embodiments of the present disclosure with the hose used as the communication tube and the trigger in an open state;
FIG. 9 is a schematic structural view of a fire engine according to some embodiments of the present disclosure;
in the figure: 1. the device comprises a breaking and dismantling rod 11, a sharp-pointed part 111, a spraying hole 12, a hollow structure 13, a first flange 2, a connecting pipe 21, a second flange 31, a hose 32, a hard pipe 41, a first guide ring 42, a second guide ring 5, a spring 61, a first telescopic oil cylinder 611, a first cylinder body 612, a first piston rod 62, a second telescopic oil cylinder 621, a second cylinder body 622, a second piston rod 7, a trigger 81, a first buffer device 82, a second buffer device 91, a rotary table 92, a main arm 93, a variable amplitude oil cylinder 94, a crank arm 95, a water cannon 96, a main pipeline 97, a spraying pipeline 98, a spraying control valve 99 and a water cannon control valve.
It should be understood that the dimensions of the various parts shown in the figures are not drawn to scale. Further, the same or similar reference numerals denote the same or similar components.
Detailed Description
Various exemplary embodiments of the present disclosure will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is in no way intended to limit the disclosure, its application, or uses. The present disclosure may be embodied in many different forms and is not limited to the embodiments described herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments are to be construed as merely illustrative, and not as limitative, unless specifically stated otherwise.
The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element preceding the word covers the element listed after the word, and does not exclude the possibility that other elements are also covered. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
In the present disclosure, when a specific device is described as being located between a first device and a second device, there may or may not be intervening devices between the specific device and the first device or the second device. When a particular device is described as being coupled to other devices, that particular device may be directly coupled to the other devices without intervening devices or may be directly coupled to the other devices with intervening devices.
All terms (including technical or scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs unless specifically defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
As shown in fig. 1-9, in one aspect of the present disclosure, there is provided a fire fighting demolition device comprising:
the breaking and dismantling mechanism can break and dismantle the outer wall structure of the building through impact force; and
the spraying mechanism is integrally arranged on the forcible entry mechanism and can stretch into the building from the forcible entry region to spray and extinguish fire when the forcible entry mechanism is used for forcible entry operation of the outer wall structure.
The demolition mechanism can be flexibly selected according to specific materials or structural forms of the outer wall structure of the building in fire, for example, for the building with the outer wall poured by taking reinforced concrete as a representative, the demolition mechanism can select a punch mechanism or a drill bit mechanism so as to deal with a firmer demolition area; for a building with an outer wall built by bricks, the breaking and dismantling mechanism can select a hammering mechanism; for the building outer wall made of metal or wood, the breaking and dismantling mechanism can be selected from a cutting and sawing mechanism.
Correspondingly, the spraying mechanism is used for stretching into the building from the demolition area to spray and extinguish fire, so the spraying mechanism can flexibly select the shape and the structure of the spray head according to the demolition mechanism and the outer wall structure of the building, for example, a water gun is selected for a demolition opening with a small area, and a water cannon 95 is selected for a demolition slipknot with a large area. In addition, the spraying mechanism can select a spray head structure capable of selecting a spraying angle and a spraying range according to the angle and the position relation of a fire source in the building relative to the forcible entry opening so as to achieve a better fire extinguishing effect.
Further, as shown in fig. 1, in some embodiments, the breaking-open mechanism includes:
the breaking-in rod 1 is provided with a hollow structure 12, a first end of the breaking-in rod is provided with a sharp part 11, and the sharp part 11 is used for breaking-in the outer wall structure; and
the connecting pipe 2 is communicated with the hollow structure 12 and is arranged in a collinear way with the breaking and dismantling rod 1;
the spraying mechanism comprises:
a plurality of spray holes 111 opened in the sharp part 11 of the breaking-in bar 1 and communicating with the hollow structure 12; and
and the conveying pipeline is communicated between the connecting pipe 2 and a fire fighting water source through the connecting pipe 2.
Broken hollow structure 12 of tearing open pole 1 and set up in broken a plurality of holes 111 that spray that tear 1 sharp portion 11 of pole open make broken tear open the mechanism with spray both integrations of mechanism, thereby when broken pole 1 that tears open is broken to the building outer wall open under the operation that switches on of connecting pipe 2, by a plurality of holes 111 that spray are broken the regional fire control of tearing open and are sprayed the operation to spout the alignment process that drenches the mechanism after having avoided the broken operation of tearing open, improved the whole efficiency of broken fire control operation of tearing open.
Further, in order to prevent the plurality of spray holes 111 from being blocked during the breaking-in operation, in some embodiments, each spray hole 111 of the plurality of spray holes 111 is opened in a direction parallel to an outer normal of the outer surface of the sharp portion 11 corresponding to the position of the spray hole 111. By arranging the opening direction of the spray holes 111 to be parallel to the positive pressure direction of the outer surface of the sharp part 11, the possibility of dust and debris entering the spray holes 111 is reduced, and the dust and debris entering the spray holes 111 cannot be compacted in the breaking and dismantling process, so that the spray holes 111 are blocked for subsequent fire-fighting spray operation.
Further, as shown in fig. 7 to 9, in order to achieve the communication between the movable connecting pipe 2 and the fire-fighting water source, in some embodiments, the transportation pipeline includes:
and a hose 31 telescopically and hermetically communicated between the connecting pipe 2 and the fire-fighting water source.
3-6, further, in some embodiments, to avoid damage to the flexible transport conduit from debris generated during a fire demolition operation, the transport conduit includes:
and a hard pipe 32 having one end hermetically and slidably disposed inside the connection pipe 2 and the other end connected to the fire-fighting water source.
In some embodiments, in order to perform the breaking operation of the breaking bar 1, the second end of the breaking bar 1 has a first flange 13, and the breaking mechanism further comprises:
a first guide ring 41 sleeved on the outer circumference of the connection pipe 2;
the second guide ring 42 is sleeved on the periphery of the breaking-in rod 1;
a spring 5 having both ends respectively abutting against the first guide ring 41 and the first flange 13; and
the first telescopic cylinder 61 comprises a first cylinder body 611 and a first piston rod 612, wherein the first piston rod 612 is fixedly connected to the first guide ring 41, the first cylinder body 611 is fixedly connected to the second guide ring 42, and the first telescopic cylinder 61 is used for changing the compression state of the spring 5 in a state that the breaking and dismantling rod 1 is limited in position.
The spring 5 is used for storing the energy of the first telescopic oil cylinder 61 for the forcible entry operation of the forcible entry rod 1, and the spring 5 can be arranged on the periphery of the connecting pipe 2, so that the telescopic motion of the spring 5 is collinear with the forcible entry rod 1. Further, both ends of the spring 5 are respectively abutted by the first guide ring 41 and the second guide ring 42, so that the first telescopic cylinder 61 can drive the first guide ring 41 and the second guide ring 42 to compress the spring 5.
Further, in order to control the time of the breaking-in operation of the breaking-in mechanism, in some embodiments, the breaking-in mechanism further includes:
the second telescopic cylinder 62 comprises a second cylinder 621 and a second piston rod 622, wherein the second cylinder 621 is fixedly connected to the first cylinder 611; and
and a trigger 7 slidably connected to the second piston rod 622 and hinged to the second cylinder 621, and capable of restricting the first flange 13 when the second piston rod 622 is in an extended state and releasing the restriction of the first flange 13 when the second piston rod 622 is in a retracted state.
Further, in order to prevent the structure of the breaking device from deforming or failing due to impact force during the fire fighting breaking operation, in some embodiments, the end of the connecting pipe 2 away from the breaking rod 1 has a second flange 21, and the breaking mechanism further includes:
a first buffer device 81, which is arranged on the side of the first guide ring 41 away from the breaking-in bar 1 and can form a buffer action between the first guide ring 41 and the second flange 21; and
and a second buffer device 82, which is arranged on one side of the second guide ring 42 close to the second end of the breaking and dismantling rod 1 and can form a buffer action between the second guide ring 42 and the first flange 13.
The first buffer device 81 can be a spring, and is sleeved on the connecting rod and located between the first guide ring 41 and the first flange 13, so that the connecting rod is prevented from being driven by the forcible entry operation of the forcible entry rod 1 through self resilience force, and the first flange 13 directly collides with the first guide ring 41 to have adverse effects on the forcible entry device.
The second buffer 82 can be a rubber ring, and is fixedly arranged at one end of the second guide ring 42 close to the first flange 13, so that the second guide ring 42 and the first flange 13 can be well buffered on the premise of not influencing the extending distance of the breaking-in operation of the breaking-in rod 1.
As shown in fig. 9, further, in another aspect of the present disclosure, there is provided a fire fighting vehicle comprising:
a turntable 91 rotatable along its own support plane;
a main arm 92, a first end of which is hinged to the turntable 91;
a luffing cylinder 93 telescopically connected between the turntable 91 and the main arm 92;
a crank arm 94 rotatably connected to a second end of the main arm 92; and
the fire fighting breaking and dismantling device as described in any of the previous embodiments is fixedly connected to the crank arm 94.
In some embodiments, the fire engine further comprises:
a water cannon 95 fixedly connected to the crank arm 94, and the spraying direction of the water cannon is the same as the direction of the impact force generated by the breaking-in mechanism in the fire-fighting breaking-in dismounting device;
a main pipeline 96 communicated between the water cannon 95 and a fire water source; and
and a spraying pipeline 97 which is communicated with the main pipeline 96 and a spraying mechanism in the fire-fighting breaking-preventing assembly and disassembly device.
The rotary table 91 can rotate to the ground to control the ground angle of the fire fighting breaking and dismantling device, the main arm 92 and the luffing cylinder 93 can be matched to control the ground height of the fire fighting breaking and dismantling device, and the crank arm 94 which can rotate relative to the main arm 92 can control the direction and the angle of the breaking and dismantling operation and the spraying operation of the fire fighting breaking and dismantling device relative to the building. Based on the cooperation of above-mentioned structure, the broken dismouting of fire control device can carry out the fire control operation from arbitrary settlement height, settlement angle in self operation range.
In order to make up for the defect of insufficient fire extinguishing agent conveying capacity of the spraying mechanism in the fire fighting breaking and dismantling device, the fire fighting truck further comprises a water cannon 95 and a main pipeline 96, so that large-flow fire extinguishing agent spraying operation is performed on a building.
Further, in order to realize control of the transport flow of the fire extinguishing agent of the spray mechanism and the water cannon 95 in the fire-fighting breaking device, in some embodiments, the fire fighting truck further comprises:
a spray control valve 98, which is disposed at a communication position between the spray pipeline 97 and the main pipeline 96, and is used for controlling the flow rate of the liquid entering the spray pipeline 97; and
and the water cannon control valve 99 is arranged between the spraying control valve 98 and the water cannon 95 and used for controlling the flow of the liquid entering the water cannon 95.
The broken process of tearing open of fire control of this application broken device of tearing open of fire control is further elucidated in the following with the attached drawing:
the method comprises the following steps: as shown in fig. 3, firstly, the first telescopic oil cylinder 61 is recovered, the spring 5 is driven to be continuously compressed, the first guide ring 41 compresses the bullet to store energy, when the first telescopic oil cylinder 61 is retracted to the bottom, the elastic potential energy is maximum, at this time, the second telescopic oil is in an extended state, and the break-in rod 1 is clamped by the trigger 7;
step two: as shown in fig. 4, the distance between the obstacle and the breaking-in device is adjusted to make the second telescopic cylinder 62 return to the bottom, the trigger 7 is driven to open, at this time, the elastic band drives the breaking-in rod 1 and the connecting pipe 2 to pop out, the obstacle in front is impacted by the sharp part 11 at the front end of the breaking-in rod 1, the elastic potential energy of the spring 5 is converted into the kinetic energy of the breaking-in rod 1 during the impacting process, when the sharp part 11 on the breaking-in rod 1 contacts with an obstacle, the obstacle is impacted by inertia, and when the breaking-in rod 1 is fully extended, the second buffer device 82 on the connecting pipe 2 is firstly contacted with the first guide ring 41 on the first telescopic cylinder 61 to play a role of speed reduction, then the breaking-in bar 1 contacts with the second buffer 82 on the second guide ring 42 again to stop the breaking-in bar 1;
step three: if the barrier is impacted, the spraying control valve 98 on the spraying pipeline 97 is opened, so that water sources are sprayed into the interior of the building through the breaking-in rod 1;
step four: after the fire is extinguished, the spraying control valve 98 on the spraying waterway is closed;
step five: as shown in fig. 5, the first telescopic cylinder 61 extends out to drive the breaking-in rod 1 to retract;
step six: as shown in fig. 6, the second telescopic oil extends out to drive the trigger 7 to clamp the breaking-in rod 1, so that the fire fighting breaking-in device is restored to the initial state.
Thus, various embodiments of the present disclosure have been described in detail. Some details that are well known in the art have not been described in order to avoid obscuring the concepts of the present disclosure. It will be fully apparent to those skilled in the art from the foregoing description how to practice the presently disclosed embodiments.
Therefore, according to the embodiments of the present disclosure, the present application has at least the following advantages:
the fire extinguishing agent can be sprayed while breaking and dismantling the outer wall of the building, and direct fire-fighting operation can be performed on a fire source in the building, so that the accuracy and the working efficiency of the fire-fighting operation are improved;
rescue time can be saved. After the spraying breaking-in device is aligned to the barrier, the breaking-in rod 1 can be controlled to spray water to the ignition point only by using the spraying breaking-in device to break the barrier, the positions of the arm support and the water cannon 95 do not need to be adjusted again, and the time for adjusting the arm support and the water cannon 95 is saved;
reduce the water source waste and improve the water source utilization rate. After the broken pole 1 of tearing open worn the building inside, the shower water can spout inside the building completely, can not the spill, reduces the waste at water source, improves fire extinguishing efficiency and water source utilization ratio.
Reducing the likelihood of detonation. After the spray header punctures the barrier, need not to take out brokenly tearing pole 1 again, avoided the source of a fire and outside fresh air contact, prevent that oxygen from flowing to the source of a fire, taking place the possibility of postcombustion.
Although some specific embodiments of the present disclosure have been described in detail by way of example, it should be understood by those skilled in the art that the foregoing examples are for purposes of illustration only and are not intended to limit the scope of the present disclosure. It will be understood by those skilled in the art that various changes may be made in the above embodiments or equivalents may be substituted for elements thereof without departing from the scope and spirit of the present disclosure. The scope of the present disclosure is defined by the appended claims.
Claims (12)
1. The utility model provides a broken dismouting of fire control device which characterized in that includes:
the breaking and dismantling mechanism can break and dismantle the outer wall structure of the building through impact force; and
the spraying mechanism is integrally arranged on the forcible entry mechanism and can stretch into the building from the forcible entry region to spray and extinguish fire when the forcible entry mechanism is used for forcible entry operation of the outer wall structure.
2. A fire fighting breaking open device according to claim 1, characterized in that the breaking open mechanism comprises:
the breaking-in rod is of a hollow structure, and a first end of the breaking-in rod is provided with a sharp part which is used for breaking-in the outer wall structure; and
the connecting pipe is communicated with the hollow structure and is arranged in a collinear way with the breaking-in rod;
the spraying mechanism comprises:
the spraying holes are formed in the sharp-pointed parts of the breaking and dismantling rod and are communicated with the hollow structure; and
and the conveying pipeline is communicated between the connecting pipe and a fire fighting water source through the connecting pipe.
3. A fire fighting breaking and dismantling device as claimed in claim 2, wherein each of said plurality of spray holes is opened in a direction parallel to an outer normal line of an outer surface of said pointed portion corresponding to a position of the spray hole.
4. A fire fighting demolition device according to claim 2, characterised in that the transport conduit comprises:
the hose is telescopically and hermetically communicated between the connecting pipe and the fire fighting water source.
5. A fire fighting demolition device according to claim 2, characterised in that the transport conduit comprises:
and one end of the hard pipe is arranged in the connecting pipe in a sealing and slidable mode, and the other end of the hard pipe is connected to the fire-fighting water source.
6. The fire fighting break open device of claim 2, wherein the second end of the break open bar has a first flange, the break open mechanism further comprising:
the first guide ring is sleeved on the periphery of the connecting pipe;
the second guide ring is sleeved on the periphery of the breaking-in rod;
the two ends of the spring are respectively abutted against the first guide ring and the first flange; and
the first telescopic oil cylinder comprises a first cylinder body and a first piston rod, wherein the first piston rod is fixedly connected with the first guide ring, the first cylinder body is fixedly connected with the second guide ring, and the first telescopic oil cylinder is used for changing the compression state of the spring under the state that the breaking and dismantling rod is limited.
7. The fire fighting breaking open device of claim 6, wherein the breaking open mechanism further comprises:
the second telescopic oil cylinder comprises a second cylinder body and a second piston rod, wherein the second cylinder body is fixedly connected with the first cylinder body; and
and the trigger is slidably connected to the second piston rod, is hinged to the second cylinder body, and can limit the first flange in the extending state of the second piston rod and release the limit of the first flange in the retracting state of the second piston rod.
8. The fire fighting break in device of claim 6, wherein the connecting tube has a second flange at an end thereof remote from the break rod, the break in mechanism further comprising:
the first buffer device is arranged on one side, away from the breaking-in rod, of the first guide ring and can play a role in buffering between the first guide ring and the second flange.
9. The fire fighting breaking open device of claim 6, wherein the breaking open mechanism further comprises:
and the second buffer device is arranged on one side of the second guide ring, which is close to the second end of the breaking-in rod, and can play a role in buffering between the second guide ring and the first flange.
10. A fire fighting vehicle, comprising:
the rotary table can rotate along the supporting plane of the rotary table;
the first end of the main arm is hinged to the rotary table;
the amplitude-variable oil cylinder is telescopically connected between the rotary table and the main arm;
a crank arm rotatably coupled to a second end of the main arm; and
a fire fighting demolition device as defined in any one of claims 1 to 9, fixedly connected to the crank arm.
11. A fire engine as recited in claim 10, further comprising:
the water cannon is fixedly connected with the crank arm, and the spraying direction of the water cannon is the same as the direction of the impact force generated by the breaking-in mechanism in the fire-fighting breaking-in dismounting device;
the main pipeline is communicated between the water cannon and a fire-fighting water source; and
and the spraying pipeline is communicated with the main pipeline and the spraying mechanism in the fire-fighting and anti-breaking dismounting device.
12. The fire engine of claim 11, further comprising:
the spraying control valve is arranged at the communication position of the spraying pipeline and the main pipeline and is used for controlling the flow of liquid entering the spraying pipeline; and
and the water cannon control valve is arranged between the spraying control valve and the water cannon and used for controlling the flow of the liquid entering the water cannon.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921310870.3U CN210543009U (en) | 2019-08-14 | 2019-08-14 | Fire-fighting forcible entry device and fire truck |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921310870.3U CN210543009U (en) | 2019-08-14 | 2019-08-14 | Fire-fighting forcible entry device and fire truck |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112807588A (en) * | 2021-01-11 | 2021-05-18 | 徐工消防安全装备有限公司 | Fire engine |
| CN113144490A (en) * | 2021-05-24 | 2021-07-23 | 肖玉倩 | Penetrating type breaking-in spraying equipment |
| CN114849124A (en) * | 2022-05-30 | 2022-08-05 | 浙江中辰城市应急服务管理有限公司 | Multifunctional fire-fighting forcible entry device |
| AT525274A4 (en) * | 2021-10-14 | 2023-02-15 | Avl List Gmbh | FIRE LANCE WITH LENGTH-ADJUSTABLE FIXING DEVICE |
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2019
- 2019-08-14 CN CN201921310870.3U patent/CN210543009U/en active Active
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| CN112807588A (en) * | 2021-01-11 | 2021-05-18 | 徐工消防安全装备有限公司 | Fire engine |
| CN113144490A (en) * | 2021-05-24 | 2021-07-23 | 肖玉倩 | Penetrating type breaking-in spraying equipment |
| CN113144490B (en) * | 2021-05-24 | 2022-08-19 | 肖玉倩 | Penetrating type breaking-in spraying equipment |
| AT525274A4 (en) * | 2021-10-14 | 2023-02-15 | Avl List Gmbh | FIRE LANCE WITH LENGTH-ADJUSTABLE FIXING DEVICE |
| AT525274B1 (en) * | 2021-10-14 | 2023-02-15 | Avl List Gmbh | FIRE LANCE WITH LENGTH-ADJUSTABLE FIXING DEVICE |
| CN114849124A (en) * | 2022-05-30 | 2022-08-05 | 浙江中辰城市应急服务管理有限公司 | Multifunctional fire-fighting forcible entry device |
| CN114849124B (en) * | 2022-05-30 | 2023-01-06 | 浙江中辰城市应急服务管理有限公司 | Multifunctional fire-fighting forcible entry device |
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