CN112402879A - Fire control of convenient transport is with fire control reel device - Google Patents
Fire control of convenient transport is with fire control reel device Download PDFInfo
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- CN112402879A CN112402879A CN202011372517.5A CN202011372517A CN112402879A CN 112402879 A CN112402879 A CN 112402879A CN 202011372517 A CN202011372517 A CN 202011372517A CN 112402879 A CN112402879 A CN 112402879A
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- fixedly connected
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- fire
- connecting box
- supporting
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C33/00—Hose accessories
- A62C33/04—Supports or clamps for fire hoses
Abstract
The invention relates to the technical field of fire fighting equipment, and discloses a fire fighting reel device convenient to carry, which comprises a bottom case, wherein four corners of the bottom case are fixedly connected with moving wheels, the front side and the rear side of the left side wall and the right side wall of an inner cavity of the bottom case are fixedly connected with limiting rods, the inner bottom wall of the bottom case is fixedly connected with a double-shaft hydraulic cylinder, an output shaft of the double-shaft hydraulic cylinder is fixedly connected with a driving block, the front side and the rear side of the driving block are fixedly connected with limiting blocks sleeved outside the limiting rods and in sliding connection with the limiting rods, the left side and the right side of the bottom case are fixedly provided with supporting frames, the bottom of the driving block is movably connected with a hemisphere, and one end of the hemisphere is. This fire control of convenient transport is with fire control reel device realizes the purpose of the device transport of being convenient for, has improved the displacement and the installation effectiveness of fire control water spray hose, improves the fire control efficiency of putting out a fire, convenient to use.
Description
Technical Field
The invention relates to the technical field of fire fighting equipment, in particular to a fire fighting reel device convenient to carry.
Background
The fire fighting is a general name for eliminating hidden dangers and preventing disasters (i.e. preventing and solving human, natural and accidental disasters encountered in the life, work and learning processes of people), and the fire fighting equipment, equipment and facilities are necessary weapons for putting out fires, and only the technical performance, the application range, the use and the maintenance requirements of the fire fighting equipment, the equipment and the facilities are known and mastered, and the fire fighting equipment is educated to the masses of workers to correctly use the fire fighting equipment, so that the fire fighting equipment can be fully used for putting out the fires in time.
The fire control mainly includes the personnel rescue at the scene of the conflagration, important facility equipment, the rescue of historical relic, the safety protection and the rescue of important property, put out the conflagration etc. out, the fire control coiling mechanism is the fire control apparatus that is used for the rolling of water spray hose, current fire control is with preventing the shortcoming that the coiling mechanism device has not been convenient for carry, the displacement and the installation effectiveness of fire control water spray hose have been reduced, and then the fire control efficiency of putting out a fire has been reduced, and then the condition of a fire is dangerous, not convenient to use, so propose a fire control of conveniently carrying and use the fire control coiling mechanism in order to solve above-mentioned problem.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the fire-fighting reel device convenient to carry, which has the advantages of convenience in moving and the like, solves the defect that the existing fire-fighting reel device is inconvenient to carry, reduces the displacement and the installation efficiency of a fire-fighting water spray hose, further reduces the fire-fighting efficiency, further increases the fire danger and is inconvenient to use.
(II) technical scheme
In order to achieve the purpose of convenient movement, the invention provides the following technical scheme: a fire-fighting reel device convenient to carry for fire fighting comprises a bottom case, wherein four corners of the bottom case are fixedly connected with moving wheels, the front side and the rear side of the left side wall and the right side wall of an inner cavity of the bottom case are fixedly connected with limit rods, the inner bottom wall of the bottom case is fixedly connected with a double-shaft hydraulic cylinder, an output shaft of the double-shaft hydraulic cylinder is fixedly connected with a driving block, the front side and the rear side of the driving block are fixedly connected with limit blocks sleeved outside the limit rods and in sliding connection with the limit rods, the left side and the right side of the bottom case are fixedly provided with supporting frames, the bottom of the driving block is movably connected with a hemisphere, one end of the bottom of the hemisphere is fixedly connected with a driving rod which sequentially penetrates through the bottom case and the supporting frames and extends to the bottom of the supporting frames, the, the bottom of the driving rod is fixedly connected with a stabilizing plate, the top of the bottom box is fixedly provided with a connecting box, the left side of the top of the connecting box is fixedly connected with a fixed block, the right side of the top of the connecting box is movably connected with a movable block, the inner bottom wall of the connecting box is fixedly connected with a first servo motor, the output shaft of the first servo motor is fixedly connected with a gear, the inner top wall of the connecting box is fixedly connected with a stabilizing seat, the inner top wall of the connecting box and the right side of the stabilizing seat are fixedly connected with two sleeve blocks, the inner sides of the stabilizing seat and the sleeve blocks are movably connected with a movable strip, the bottom of the movable strip is fixedly connected with a connecting block, one end of the connecting block penetrates through the outer side of the connecting box and is fixedly connected with the movable block, the bottom of the connecting block is fixedly connected with a sliding rod which is slidably connected with the inner bottom wall of the connecting box, the top fixedly connected with firm post of support column, the electronic slide rail of top fixedly connected with between the relative one side of firm post, the outside sliding connection of electronic slide rail has the movable block, the bottom fixedly connected with leading truck of movable block, the left side fixedly connected with second servo motor of firm post, the output shaft fixedly connected with of second servo motor links the piece, the right side of linking the piece has one end to run through two firm posts and with the right side firm post rotation be connected bull stick, the outside fixedly connected with rotary drum of bull stick, the top fixed mounting of connecting box has supporting mechanism.
Preferably, the first drive through-hole with actuating lever looks adaptation is all seted up to the left and right sides of under casing bottom, supporting mechanism comprises electric push rod, supporting seat and firm spring, the top fixedly connected with electric push rod of connecting box, the top fixedly connected with supporting seat of electric push rod, fixedly connected with is located the firm spring in the electric push rod outside between the top of connecting box and the bottom of supporting seat, the supporting seat is the U-shaped.
Preferably, the number of the limiting rods and the limiting blocks is two, the number of the limiting rods and the limiting blocks in each group is two, and the driving block is a trapezoidal block.
Preferably, the support frame comprises montant and the diaphragm that quantity is two, two the montant all with the bottom fixed connection of under casing, and two the bottom fixed connection of montant has the horizontal pole, the second drive through-hole with actuating lever looks adaptation is seted up to the inside of horizontal pole.
Preferably, the right side of the top of the connecting box is provided with a movable through groove matched with the movable block, and the right side surface of the movable through groove and the right side surface of the connecting box are on the same plane.
Preferably, the bottom of the movable through groove is communicated with a movable push hole which is arranged on the inner side of the connecting box and is matched with the linking block, the left side of the stabilizing column is provided with a rotating groove matched with the rotating rod, and the left side of the stabilizing column is provided with a rotating through hole matched with the rotating rod.
Preferably, the bottom of the moving strip is provided with a tooth groove matched with the gear outside tooth block.
Preferably, the sliding rod consists of a supporting rod and a supporting block, and one end of the supporting rod is fixedly connected with the supporting block in sliding connection with the inner bottom wall of the connecting box.
Preferably, the guide frame consists of a U-shaped seat, a connecting shaft and a roller, the connecting shaft is fixedly connected to the inner side of the U-shaped seat, and the roller is rotatably connected to the outer side of the connecting shaft.
(III) advantageous effects
Compared with the prior art, the invention provides a fire-fighting reel device convenient to carry, which has the following beneficial effects:
1. the fire-fighting hose reel device convenient to carry drives the two driving blocks to move back to back by driving the double-shaft hydraulic cylinder, the driving blocks are trapezoidal blocks, the positions of the driving blocks, which are contacted with the hemispheres, are inclined planes, the positions of the hemispheres are limited, so that the hemispheres are pushed to move downwards in the displacement process of the driving blocks, when the hemispheres move downwards to the lowest position, the reset springs are in a limit compression state, the hemispheres move downwards to drive the driving rods to move downwards, further, the fixing plate moves downwards and is contacted with the ground, the device is wholly lifted under the reaction force, the moving wheels are in a suspended state, the position of the device is fixed, otherwise, when the device needs to be moved, the double-shaft hydraulic cylinder contracts to enable the two driving blocks to relatively move, the hemispheres and the driving rods retract under the rebound action of the reset springs, the height of the fixing plate is lifted, the moving wheels are, overall structure is simple, realizes the purpose that the device is convenient for carry, has improved the displacement and the installation effectiveness of fire control water spray hose, improves fire control fire extinguishing efficiency, convenient to use.
2. The fire-fighting reel device convenient to carry enables an electric push rod in the fire-fighting reel device to drive a supporting seat to move upwards to lift the bottom of a rotary drum by operating a supporting mechanism, then a first servo motor is started to drive a gear to rotate, the gear is meshed with a moving strip to push the moving strip to move rightwards, the moving strip is connected with a moving block through a connecting block, the moving block moves rightwards through force transmission, so that the right movement of a right side supporting column and a right side stabilizing column is realized, the right side stabilizing column is separated from a rotary rod, the moving stability of the moving block is improved by arranging the sliding rod, then a bolt connecting a connecting block and the rotary rod is loosened and taken down, at the moment, the right side of the rotary drum has a space to be convenient for taking out the rotary rod from the left side stabilizing column, then the supporting mechanism is started again to enable the height of the rotary drum to descend, then the rotary drum and the rotary rod are integrally taken out from front to back for, realized the change of rotary drum, be convenient for adapt to the use of different situation, make the leading truck control the displacement through the use of electronic slide rail, will be located the one end of the water spray hose on the rotary drum and pass the leading truck, realize lifting and the regulation of angle to the water spray hose water spray one end through the leading truck control the displacement, overall structure is simple, has improved the practicality of fire control reel device, is convenient for use.
Drawings
FIG. 1 is a schematic structural view of a fire fighting hose reel device of the present invention, which is convenient for transportation;
FIG. 2 is an enlarged view of the portion A of FIG. 1 of the fire hose reel device for fire fighting with easy carrying of the present invention;
FIG. 3 is a schematic view of a connection structure of a driving block and a hemisphere of a fire fighting hose reel device convenient to carry according to the present invention;
FIG. 4 is a schematic view of the operation of a fire fighting hose reel device securing plate according to the present invention;
fig. 5 is an external view of a fire fighting hose reel device according to the present invention, which is convenient to carry.
In the figure: the device comprises a bottom box 1, a moving wheel 2, a limiting rod 3, a double-shaft hydraulic cylinder 4, a driving block 5, a limiting block 6, a supporting frame 7, a hemisphere 8, a driving rod 9, a connecting disc 10, a return spring 11, a stabilizing plate 12, a connecting box 13, a fixing block 14, a movable block 15, a first servo motor 16, a gear 17, a stabilizing seat 18, a sleeve block 19, a moving strip 20, a connecting block 21, a sliding rod 22, a supporting column 23, a stabilizing column 24, an electric sliding rail 25, a moving block 26, a guide frame 27, a rotating rod 28, a connecting block 29, a second servo motor 30, a rotating drum 31 and a supporting mechanism 32.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a fire-fighting reel device convenient for carrying comprises a bottom case 1, moving wheels 2 fixedly connected to four corners of the bottom case 1, limit rods 3 fixedly connected to the front and rear sides of the left and right side walls of the inner cavity of the bottom case 1, a double-shaft hydraulic cylinder 4 fixedly connected to the inner bottom wall of the bottom case 1, a driving block 5 fixedly connected to the output shaft of the double-shaft hydraulic cylinder 4, the driving block 5 being a trapezoidal block, limit blocks 6 sleeved outside the limit rods 3 and slidably connected to the limit rods 3 and fixedly connected to the front and rear sides of the driving block 5, two sets of limit rods 3 and limit blocks 6, two sets of support frames 7 fixedly mounted to the left and right sides of the bottom case 1, the support frames 7 being composed of two vertical rods and transverse plates, and two vertical rods being fixedly connected to the bottom of the, the bottoms of the two vertical rods are fixedly connected with a cross rod, a second driving through hole matched with the driving rod 9 is formed in the cross rod, the bottom of the driving block 5 is movably connected with a hemisphere 8, one end of the bottom of the hemisphere 8 is fixedly connected with the driving rod 9, one end of the driving rod 9 sequentially penetrates through the bottom box 1 and the supporting frame 7 and extends to the bottom of the supporting frame 7, the left side and the right side of the bottom box 1 are respectively provided with a first driving through hole matched with the driving rod 9, the outer surface of the driving rod 9 and the inner cavity of the bottom box 1 are fixedly connected with a connecting disc 10, a return spring 11 positioned on the outer side of the driving rod 9 is fixedly connected between the connecting disc 10 and the opposite side of the supporting frame 7, the bottom of the driving rod 9 is fixedly connected with a stabilizing plate 12, the top of the bottom box 1 is fixedly provided with a connecting, the right side of the top of the connecting box 13 is provided with a movable through groove matched with the movable block 15, the right side surface of the movable through groove and the right side surface of the connecting box 13 are on the same plane, the bottom of the movable through groove is communicated with a movable push hole which is arranged at the inner side of the connecting box 13 and matched with the connecting block 21, the left side of the right stabilizing column 24 is provided with a rotating groove matched with the rotating rod 28, the inside of the left stabilizing column 24 is provided with a rotating through hole matched with the rotating rod 28, the inner bottom wall of the connecting box 13 is fixedly connected with a first servo motor 16, the output shaft of the first servo motor 16 is fixedly connected with a gear 17, the inner top wall of the connecting box 13 is fixedly connected with a stabilizing seat 18, the inner top wall of the connecting box 13 and the right side of the stabilizing seat 18 are fixedly connected with two sleeve blocks 19, the inner sides of the stabilizing seat 18 and the sleeve blocks 19 are movably connected with a movable strip 20, the bottom of which is meshed with the gear 17, the bottom of the, the top of the moving bar 20 is fixedly connected with a connecting block 21, one end of the connecting block is penetrated to the outer side of the connecting box 13 and is fixedly connected with the movable block 15, the bottom of the connecting block 21 is fixedly connected with a slide bar 22 which is slidably connected with the inner bottom wall of the connecting box 13, the slide bar 22 consists of a support bar and a support block, the bottom of the support bar is fixedly connected with a support block, one end of the support block is slidably connected with the inner bottom wall of the connecting box 13, the tops of the fixed block 14 and the movable block 15 are both fixedly connected with a support column 23, the top of the support column 23 is fixedly connected with a stabilizing column 24, the top between the opposite sides of the stabilizing column 24 is fixedly connected with an electric slide rail 25, the outer side of the electric slide rail 25 is slidably connected with a moving block 26, the bottom of the moving block 26 is fixedly connected with a guide frame 27, the guide frame 27 consists of a U-shaped seat, a connecting, output shaft fixedly connected with of second servo motor 30 links piece 29, the right side of linking piece 29 has one end to run through two firm posts 24 and rotates the bull stick 28 of being connected with the firm post 24 in right side through bolt swing joint, the outside fixedly connected with rotary drum 31 of bull stick 28, the top fixed mounting of connecting box 13 has supporting mechanism 32, supporting mechanism 32 is by electric push rod, supporting seat and firm spring are constituteed, the top fixedly connected with electric push rod of connecting box 13, the top fixedly connected with supporting seat of electric push rod, fixedly connected with is located the firm spring in the electric push rod outside between the bottom of the top of connecting box 13 and supporting seat, the supporting seat is the U-shaped.
In conclusion, the fire-fighting hose reel device convenient to carry drives the two driving blocks 5 to move back and forth by driving the double-shaft hydraulic cylinder 4, the driving blocks 5 are trapezoidal blocks, the positions of the driving blocks 5 contacting with the hemispheres 8 are inclined planes, and the positions of the hemispheres 8 are limited, so that the hemispheres 8 are pushed to move downwards in the displacement process of the driving blocks 5, the reset springs 11 are in a limit compression state when the hemispheres 8 move downwards to the lowest position, the hemispheres 8 move downwards to drive the driving rods 9 to move downwards so as to realize the downward movement of the stabilizing plates 12 and the contact with the ground, the device is integrally lifted under the reaction force and the moving wheels 2 are in a suspended state, so that the position of the device is fixed, otherwise, when the device needs to be moved, the double-shaft hydraulic cylinder 4 contracts to enable the two driving blocks 5 to relatively move, the hemispheres 8 and the driving rods 9 retract under the rebound action of the, make to remove wheel 2 and ground contact, through removing the removal and the transport that wheel 2 realized the device position, overall structure is simple, realizes the purpose that the device was convenient for carry, has improved the displacement and the installation effectiveness of fire control water spray hose, improves fire control fire extinguishing efficiency, convenient to use.
And, through operating the supporting mechanism 32, make its inner electric push rod drive the supporting seat to move up and carry on the lifting to the bottom of the tumbler 31, then start the first servomotor 16 to drive the gear 17 to rotate, the gear 17 engages with moving strip 20 and promotes moving strip 20 to move to the right, moving strip 20 connects with movable block 15 through linking the block 21, realize moving block 15 to move to the right through the transmission of the force, thus realize the right movement of the right side support column 23 and right side steady post 24, make the steady post 24 of the right side separate from rotating rod 28, increase the stability that the movable block 15 moves through the arrangement of the slide bar 22 at this moment, then loose and take off the bolt connecting the link 29 and rotating rod 28, there is a space on the right side of the tumbler 31 at this moment to facilitate taking out the rotating rod 28 from the steady post 24 of the left side, then start the supporting mechanism 32 again to make its height drop, then take out the tumbler 31 and rotating rod 28 whole from the front to the back and change, overall structure is simple, has realized the change of rotary drum 31, is convenient for adapt to the use of different situation, makes the leading truck 27 control the displacement through the use of electronic slide rail 25, and the leading truck 27 is passed to the one end that will be located the water spray hose on rotary drum 31, and the displacement realizes lifting and the regulation of angle to water spray hose water spray one end about through leading truck 27, and overall structure is simple, has improved the practicality of fire control reel device, is convenient for use.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a fire control of convenient transport is with fire control reel device, includes under casing (1), its characterized in that: the four corners of the bottom box (1) are fixedly connected with moving wheels (2), the front side and the rear side of the left side wall and the right side wall of the inner cavity of the bottom box (1) are fixedly connected with limit rods (3), the inner bottom wall of the bottom box (1) is fixedly connected with a double-shaft hydraulic cylinder (4), an output shaft of the double-shaft hydraulic cylinder (4) is fixedly connected with a driving block (5), the front side and the rear side of the driving block (5) are fixedly connected with limit blocks (6) sleeved on the outer sides of the limit rods (3) and slidably connected with the limit rods (3), the left side and the right side of the bottom box (1) are fixedly provided with supporting frames (7), the bottom of the driving block (5) is movably connected with a hemisphere (8), one end of the bottom of the hemisphere (8) is fixedly connected with a driving rod (9) which sequentially penetrates through the bottom box (1) and the supporting frames (7) and extends to the, fixedly connected with is located reset spring (11) in actuating lever (9) outside between the relative one side of connection pad (10) and support frame (7), the bottom fixedly connected with of actuating lever (9) stabilizes board (12), the top fixed mounting of under casing (1) has connecting box (13), left side fixedly connected with fixed block (14) at connecting box (13) top, the right side swing joint at connecting box (13) top has movable block (15), the first servo motor (16) of interior diapire fixedly connected with of connecting box (13), the output shaft fixedly connected with gear (17) of first servo motor (16), the interior roof fixedly connected with of connecting box (13) stabilizes seat (18), the interior roof of connecting box (13) just is located right side fixedly connected with quantity of stabilizing seat (18) and is nest block (19) of two, the inboard swing joint of stabilizing seat (18) and nest block (19) has the removal strip of bottom and gear (17) meshing (20) The top of the movable strip (20) is fixedly connected with a connecting block (21) one end of which penetrates through the outer side of the connecting box (13) and is fixedly connected with the movable block (15), the bottom of the connecting block (21) is fixedly connected with a slide rod (22) which is slidably connected with the inner bottom wall of the connecting box (13), the tops of the fixed block (14) and the movable block (15) are both fixedly connected with a support column (23), the top of the support column (23) is fixedly connected with a stabilizing column (24), the top between the opposite sides of the stabilizing column (24) is fixedly connected with an electric slide rail (25), the outer side of the electric slide rail (25) is slidably connected with a movable block (26), the bottom of the movable block (26) is fixedly connected with a guide frame (27), the left side of the stabilizing column (24) is fixedly connected with a second servo motor (30), and the output shaft of the second servo motor (30, the right side of the connecting block (29) is movably connected with a rotating rod (28) with one end penetrating through the two stabilizing columns (24) and rotatably connected with the right stabilizing column (24) through a bolt, the outer side of the rotating rod (28) is fixedly connected with a rotating cylinder (31), and a supporting mechanism (32) is fixedly mounted at the top of the connecting box (13).
2. A fire hose reel apparatus for a fire fighting of claim 1, characterized in that: the left and right sides of under casing (1) bottom all sets up the first drive through-hole with actuating lever (9) looks adaptation, supporting mechanism (32) comprise electric push rod, supporting seat and firm spring, the top fixedly connected with electric push rod of connecting box (13), the top fixedly connected with supporting seat of electric push rod, fixedly connected with is located the firm spring in the electric push rod outside between the top of connecting box (13) and the bottom of supporting seat, the supporting seat is the U-shaped.
3. A fire hose reel apparatus for a fire fighting of claim 1, characterized in that: the number of the limiting rods (3) and the limiting blocks (6) is two, the number of the limiting rods (3) and the limiting blocks (6) in each group is two, and the driving block (5) is a trapezoidal block.
4. A fire hose reel apparatus for a fire fighting of claim 1, characterized in that: the supporting frame (7) is composed of two vertical rods and two transverse plates, the vertical rods are fixedly connected with the bottom of the bottom box (1), the bottom of the vertical rods is fixedly connected with a transverse rod, and second driving through holes matched with the driving rods (9) are formed in the transverse rod.
5. A fire hose reel apparatus for a fire fighting of claim 1, characterized in that: the right side at the top of the connecting box (13) is provided with a movable through groove matched with the movable block (15), and the right side surface of the movable through groove and the right side surface of the connecting box (13) are on the same plane.
6. A fire hose reel for a fire fighting, convenient to carry, as claimed in claim 5, wherein: the bottom intercommunication that the activity led to the groove has the removal of seting up in connecting box (13) inboard and linking up piece (21) looks adaptation and pushes away the hole, the right side the rotary trough with bull stick (28) looks adaptation is seted up in the left side of firm post (24), the left side the rotation through-hole with bull stick (28) looks adaptation is seted up to the inside of firm post (24).
7. A fire hose reel apparatus for a fire fighting of claim 1, characterized in that: the bottom of the moving strip (20) is provided with a tooth groove matched with the tooth block on the outer side of the gear (17).
8. A fire hose reel apparatus for a fire fighting of claim 1, characterized in that: the sliding rod (22) is composed of a supporting rod and a supporting block, and one end of the supporting rod is fixedly connected with the supporting block which is connected with the inner bottom wall of the connecting box (13) in a sliding mode.
9. A fire hose reel apparatus for a fire fighting of claim 1, characterized in that: the guide frame (27) is composed of a U-shaped seat, a connecting shaft and a roller, the connecting shaft is fixedly connected to the inner side of the U-shaped seat, and the roller is rotatably connected to the outer side of the connecting shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011372517.5A CN112402879A (en) | 2020-11-30 | 2020-11-30 | Fire control of convenient transport is with fire control reel device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011372517.5A CN112402879A (en) | 2020-11-30 | 2020-11-30 | Fire control of convenient transport is with fire control reel device |
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| CN112402879A true CN112402879A (en) | 2021-02-26 |
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| CN202011372517.5A Pending CN112402879A (en) | 2020-11-30 | 2020-11-30 | Fire control of convenient transport is with fire control reel device |
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Application publication date: 20210226 |
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