CN113026867A - Outdoor intelligent fire hydrant installation monitoring device - Google Patents

Outdoor intelligent fire hydrant installation monitoring device Download PDF

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Publication number
CN113026867A
CN113026867A CN202110258392.1A CN202110258392A CN113026867A CN 113026867 A CN113026867 A CN 113026867A CN 202110258392 A CN202110258392 A CN 202110258392A CN 113026867 A CN113026867 A CN 113026867A
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CN
China
Prior art keywords
fire hydrant
wall
monitoring device
outdoor intelligent
installation
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CN202110258392.1A
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Chinese (zh)
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CN113026867B (en
Inventor
黄清池
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Minnan Fire Technology Co ltd
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Minnan Fire Technology Co ltd
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Publication of CN113026867A publication Critical patent/CN113026867A/en
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Publication of CN113026867B publication Critical patent/CN113026867B/en
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    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B9/00Methods or installations for drawing-off water
    • E03B9/02Hydrants; Arrangements of valves therein; Keys for hydrants
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00Water main or service pipe systems
    • E03B7/006Arrangements or methods for cleaning or refurbishing water conduits
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00Water main or service pipe systems
    • E03B7/09Component parts or accessories
    • E03B7/095Component holders or housings, e.g. boundary boxes

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

The invention discloses an outdoor intelligent fire hydrant installation monitoring device which comprises a fire hydrant, wherein a first fastening piece is installed on the outer wall of the fire hydrant close to the upper part, a second fastening piece is installed on the lower part of the outer wall of the fire hydrant, a ball valve shell is welded at the bottom end of the fire hydrant, a water inlet pipe is welded on the left wall of the ball valve shell, a top cover is welded at the top end of the fire hydrant, and a turntable connecting shaft is installed at the top end of the top cover. This outdoor intelligent fire hydrant installation monitoring device, after the valve rotates, its screw cavity section of thick bamboo is displacement downwards, and the vertical pole of installing in screw cavity section of thick bamboo bottom will be displacement downwards to promote the vertical pole displacement downwards in the floater relay position box, and the floater breaks away from ball valve casing and fire hydrant contact opening, can realize into water.

Description

Outdoor intelligent fire hydrant installation monitoring device
Technical Field
The invention relates to the field of fire hydrants, in particular to an outdoor intelligent fire hydrant installation monitoring device.
Background
A fire fighting device, generally called a fire hydrant, is a fixed fire fighting equipment, formally called a fire hydrant. The main functions are to control combustible materials, isolate combustion-supporting materials and eliminate ignition sources. The back of the building fire hydrant is provided with a water supply system named as the building fire hydrant, which is a fire-fighting water supply system serving for building fire protection and taking the fire hydrant as a water supply point and water as a main fire extinguishing agent. It consists of a fire hydrant, a water supply pipeline and a water supply facility. According to different setting areas, the fire hydrant water supply system is divided into an outdoor fire hydrant water supply system and an indoor fire hydrant water supply system
However, traditional outdoor intelligent fire hydrant installation monitoring device in the market at present, this application is created to prior art, and prior art's fire hydrant does not possess alarm function after the installation, and current alarm function all carries out the police dispatch newspaper through components and parts, and alarm device simultaneously has the integration after the installation, and the function is singularized, can't carry out dual alarm to overflow and steal water, leads to its structure to optimize inadequately, the design is reasonable inadequately.
Disclosure of Invention
The invention aims to provide an outdoor intelligent fire hydrant installation monitoring device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an outdoor intelligent fire hydrant installation monitoring device comprises a fire hydrant, wherein the outer wall of the fire hydrant is provided with a first fastening piece by an upper part, the lower part of the outer wall of the fire hydrant is provided with a second fastening piece, the bottom of the fire hydrant is welded with a ball valve casing, the left wall of the ball valve casing is welded with a water inlet pipe, the top end of the fire hydrant is welded with a top cover, the top end of the top cover is provided with a turntable connecting shaft, the lower part of the inner cavity of the fire hydrant is provided with a connecting cylinder, the lower surface of the connecting cylinder is welded with a connecting rod, the bottom of the connecting rod is provided with a floating ball, the floating ball is positioned in the inner cavity of the ball valve casing, the upper surface of the connecting cylinder is fixedly connected with a floating ball relay box by a screw, the right wall of the floating ball relay box is provided with a slot, the slot part is slidably connected with a movable block, and a scale block is installed at the position of the through opening, a valve is installed at the top end of the floating ball relay box, the bottom end of the valve is located in an inner cavity of the floating ball relay box, the scale block is installed on the front vertical face of the movable block, the scale block and the sealed transparent cover are located on the same horizontal plane, a vertical rod is arranged at the bottom end of the valve, the right wall of the vertical rod is fixedly connected with the back face of the movable block, a threaded cavity cylinder is connected to the outer wall of the valve in a threaded mode, and a vertical rod is installed at the bottom end of the threaded cavity cylinder.
As a still further scheme of the invention: the utility model discloses a threaded cavity section of thick bamboo, including threaded cavity section of thick bamboo, the outer wall left and right sides of threaded cavity section of thick bamboo all welds the spring, the bottom welding of spring has the ripples piece, the bull stick is installed to the bottom of ripples piece, L shape supporting seat is installed at the both ends of bull stick, the axis body is all installed to the preceding facade upper portion position left and right sides of L shape supporting seat, and is two sets of the axis body is located the both ends of bull stick.
As a still further scheme of the invention: the bottom welding of two sets of L shape supporting seat has the overlap welding piece, and is two sets of the opposite face of overlap welding piece has seted up bearing installation arc groove, and is two sets of constitute a set of circular form between the bearing installation arc groove to at its circular position installation bearing installation arc groove.
As a still further scheme of the invention: the utility model discloses a fire hydrant, including fire hydrant, switch, hood, catch bar, push rod, warning generator, switch, push plate, top cap, push rod and top are provided with controls the box.
As a still further scheme of the invention: the utility model discloses a fire hydrant, including fire hydrant, upper portion position swing joint of inner chamber left wall has controls the box, the inner chamber of controlling the box leans on upper portion position welding to have a chute board, it is spacing to a hole section of thick bamboo to install on the upper surface inclined plane of controlling the box, swing joint has the pushing ram in the inner chamber of a spacing to a hole section of thick bamboo.
As a still further scheme of the invention: the bottom of the push column is provided with a rotating cap (48), a rotating cap is arranged between the mounting rod and the push column, the top end of the mounting rod is provided with a top cap, and the top cap is welded with one end of the mounting rod.
As a still further scheme of the invention: the utility model discloses a fire hydrant, including fire hydrant, position, valve, guide pipe, lead screw subassembly, the bottom of lead screw subassembly is installed and is turned, the top of valve and the bottom fixed connection of carousel connecting axle, the position is installed at the outer wall of fire hydrant, install the valve on the outer wall of guide pipe, one side of guide pipe is provided with the arc tube, the butt joint seat is installed on the top of arc tube, the lead screw subassembly is installed to the one end of butt joint seat, the bottom of lead screw.
As a still further scheme of the invention: the top of butt joint seat is installed the water pipe, the one end of water pipe is installed leading water pipe.
As a still further scheme of the invention: the upper part of the rotating cap is provided with a fluctuation piece, and the fluctuation piece can push the push column to displace after rotating.
Compared with the prior art, the invention has the beneficial effects that:
the utility model has the advantages that when the valve rotates, the threaded cavity barrel is displaced downwards, when the spring is displaced downwards, the spring is driven to be displaced downwards, and two groups of wave plates are extruded to expand outwards, because the bottom end of the wave plate rotates through the rotating rod and the shaft body, the L-shaped supporting seat is fixed by the lap welding plate, the lap welding plate and the inner cavity of the fire hydrant are fixed, the threaded cavity barrel can only displace up and down, the protruding block of the front vertical face of the L-shaped supporting seat can limit the threaded cavity barrel, the threaded cavity barrel can not rotate along with the valve and can only displace up and down, when the threaded cavity barrel is displaced to the position of the bearing installation arc groove, the wave plate at the moment is blocked, the wave plate is in the maximum outward expansion shape, the wave plate is contacted with the push column, the push column can displace towards the inner cavity of the control box after being extruded by the wave plate, install the installation pole in the post bottom of pushing away simultaneously and will promote forward to drive hood and push pedal and move towards switch department, when the push pedal contacts the switch, can locate to send out alarm generator and take place the police dispatch newspaper, send the signal source to the collection source position, avoid personnel to steal water, its structure is optimized more, the design is more reasonable.
This practicality, after the valve rotates, its screw cavity section of thick bamboo is displacement downwards, and installs the vertical pole in screw cavity bobbin end and will be displacement downwards to promote the floater and relay the vertical pole displacement downwards in the position box, and the floater breaks away from ball valve casing and fire hydrant contact opening, can realize intaking.
The utility model discloses, when ball valve casing sealing department appears damaging, liquid will enter into the inner chamber of connecting cylinder, and enter into the inner chamber of water collecting bucket through the mouth that catchments, and the floating plate of installing in the water collecting bucket inner chamber will be at the notch department displacement that makes progress of spout, thereby realize installing the catch bar on the left wall of saddle and upwards promote, install simultaneously and control the box on catch bar top will also make progress the displacement, and realized installing the post that pushes away and the contact of undulant piece controlling the box top, also can trigger the function of alarm generator simultaneously.
The utility model discloses, whether observe the floater when sealed to ball valve casing and fire hydrant contact opening, through observing the position of scale block on sealed translucent cover, be located the highest position of sealed translucent cover after the scale block, can guarantee that floater and ball valve casing closely paste tightly with fire hydrant contact opening.
Drawings
FIG. 1 is a schematic structural diagram of an outdoor intelligent fire hydrant installation monitoring device;
FIG. 2 is an internal block diagram of a hydrant in an outdoor intelligent hydrant installation monitoring device;
FIG. 3 is a front view of a float relay box in an outdoor intelligent fire hydrant installation monitoring device;
FIG. 4 is an enlarged view of FIG. 1 at A of an outdoor intelligent fire hydrant installation monitoring device;
FIG. 5 is an enlarged view of FIG. 1 at B of an outdoor intelligent fire hydrant installation monitoring device;
fig. 6 is an enlarged view of fig. 2 at D in an outdoor intelligent fire hydrant installation monitoring device.
Fig. 7 is an enlarged view of fig. 2 at C in an outdoor intelligent fire hydrant installation monitoring device.
In the figure: the fire hydrant comprises a fire hydrant 1, a first fastening piece 2, a floating ball 3, a second fastening piece 4, a water inlet pipe 5, a ball valve shell 6, an auxiliary water guide pipe 7, a valve 8, a top cover 9, a rotary table connecting shaft 10, a main water guide pipe 11, a water pipe 12, a screw rod assembly 13, a rotator 14, a butt joint seat 15, an alarm generator 16, an arc-shaped pipe 17, a vertical rod 18, a scale block 19, a floating ball relay box 20, a vertical rod 21, a connecting cylinder 22, a connecting rod 23, a screw 24, a sealed transparent cover 25, a movable block 26, a spring 27, a fluctuation sheet 28, a rotating rod 29, an L-shaped supporting seat 30, a shaft body 31, a lap welding sheet 32, a threaded hollow cylinder 33, a bearing installation arc groove 34, a water inlet hopper 35, a sliding groove 36, a water collecting port 37, a floating disc 38, a slider 39, a connecting sheet 40, a pushing rod 41, a blocking strip 42, an open groove 43, a water collecting hopper 44, a switch 45, a push plate 46, a top cap 47, a push column 52 and a control box 53.
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 to 7, in the embodiment of the present invention, an outdoor intelligent fire hydrant installation monitoring apparatus includes a fire hydrant 1, a first fastening member 2 is installed near an upper portion of an outer wall of the fire hydrant 1, a second fastening member 4 is installed at a lower portion of the outer wall of the fire hydrant 1, a ball valve housing 6 is welded at a bottom end of the fire hydrant 1, a water inlet pipe 5 is welded on a left wall of the ball valve housing 6, a top cover 9 is welded at a top end of the fire hydrant 1, a turntable connecting shaft 10 is installed at a top end of the top cover 9, a connecting cylinder 22 is installed at a lower portion of an inner cavity of the fire hydrant 1, a connecting rod 23 is welded at a lower surface of the connecting cylinder 22, a floating ball 3 is installed at a bottom end of the connecting rod 23, the floating ball 3 is located in the inner cavity of the ball valve housing 6, a relay box 20 is fixedly connected to an upper surface of the connecting cylinder 22 through a screw, the fire hydrant 1 is characterized in that a through opening is formed in the outer wall of the fire hydrant 1 close to the lower portion, a scale block 19 is installed at the through opening, a valve 8 is installed at the top end of a floating ball relay box 20, the bottom end of the valve 8 is located in an inner cavity of the floating ball relay box 20, the scale block 19 is installed on the front vertical face of a movable block 26, the scale block 19 and a sealing transparent cover 25 are located on the same horizontal plane, a vertical rod 21 is arranged at the bottom end of the valve 8, the right wall of the vertical rod 21 is fixedly connected with the back face of the movable block 26, a threaded cavity barrel 33 is connected to the outer wall of the valve 8 in a threaded mode, a vertical rod 18 is installed at the bottom end of the threaded cavity barrel 33, springs 27 are welded to the left side and the right side of the outer wall of the threaded cavity barrel 33, a wave plate 28 is welded to the bottom end of the springs 27, a rotating rod 29 is installed at the bottom end of the, two sets of shaft bodies 31 are positioned at two ends of the rotating rod 29, the bottom ends of two sets of L-shaped supporting seats 30 are welded with the lap welding pieces 32, opposite surfaces of the two sets of lap welding pieces 32 are provided with bearing installation arc grooves 34, a set of circular shape is formed between the two sets of bearing installation arc grooves 34, the bearing installation arc grooves 34 are arranged at the circular positions, the upper part of the left wall of the fire hydrant 1 is provided with the alarm generator 16, the right wall of the alarm generator 16 is provided with an open slot 43, the bottom end of the notch of the open slot 43 is provided with the switch 45, the front vertical surface of the switch 45 is provided with the push plate 46, the bottom end of the push plate 46 is provided with the top cap 47, the rear part of the inner cavity of the open slot 43 is provided with the push rod 41, the two sets of the push rod 41 are positioned behind the push plate 46, the top end of the push rod 41 is provided with the control box 53, a limiting hole aligning barrel 51 is arranged on the inclined surface of the upper surface of the control box 53, a push column 52 is movably connected in the inner cavity of the limiting hole aligning barrel 51, a (48) is arranged at the bottom end of the push column 52, a rotating cap 50 is arranged between the installation rod 48 and the push column 52, a top cap 47 is arranged at the top end of the installation rod 48, the top cap 47 is welded with one end of the installation rod 48, a water guide pipe 7 is arranged on the outer wall of the fire hydrant 1, a valve 8 is arranged on the outer wall of the water guide pipe 7, an arc pipe 17 is arranged on one side of the water guide pipe 7, a butt joint seat 15 is arranged at the top end of the arc pipe 17, a screw rod assembly 13 is arranged at one end of the butt joint seat 15, a rotating body 14 is arranged at the bottom end of the screw rod assembly 13, the top end of the valve 8 is fixedly connected with the bottom end of a rotating disc connecting shaft 10, a water pipe, the wave plate 28 rotates to push the push rod 52 to displace.
The working principle of the invention is as follows: when the rotary table type fire hydrant support is used, a person controls the rotary table connecting shaft 10 to rotate, namely the valve 8 rotates, when the valve 8 rotates, the threaded cavity barrel 33 moves downwards, when the spring 27 moves downwards, the spring 27 is driven to move downwards, and the two groups of wave plates 28 are extruded to expand outwards, because the bottom ends of the wave plates 28 rotate with the shaft body 31 through the rotating rod 29, the L-shaped support seat 30 is fixed by the lap welding plate 32, the lap welding plate 32 and the inner cavity of the fire hydrant 1 are fixed, the threaded cavity barrel 33 can only move up and down, the protruding block protruding from the front vertical surface of the L-shaped support seat 30 can limit the threaded cavity barrel 33, the threaded cavity barrel 33 can not rotate along with the valve 8 and can only move up and down, when the threaded cavity barrel 33 moves to the position of the bearing installation arc groove 34, the wave plates 28 are blocked, and the wave plates 28 are in the maximum outward expansion state, and the wave plate 28 will contact the push post 52;
specifically, the method comprises the following steps: after being squeezed by the wave plate 28, the push column 52 will move towards the inner cavity of the control box 53, and meanwhile, the mounting rod 48 mounted at the bottom end of the push column 52 will push forwards and drive the top cap 47 and the push plate 46 to move towards the switch 45, when the push plate 46 contacts the switch 45, the alarm generator 16 can be sent out to give an alarm, a signal source is sent out to a collection source part, and water stealing by personnel is avoided;
after the valve 8 rotates, the threaded cavity barrel 33 of the valve moves downwards, the vertical rod 18 arranged at the bottom end of the threaded cavity barrel 33 moves downwards, the vertical rod 21 in the floating ball relay box 20 is pushed to move downwards, and the floating ball 3 is separated from the contact port of the ball valve shell 6 and the fire hydrant 1, so that water inlet can be realized;
secondly, if the sealing part of the spherical valve shell 6 is damaged, liquid can enter the inner cavity of the connecting cylinder 22 and enter the inner cavity of the water collecting hopper 44 through the water collecting port 37, the floating disc 38 arranged in the inner cavity of the water collecting hopper 44 can displace upwards at the notch of the sliding groove 36, so that the push rod 41 arranged on the left wall of the sliding piece 39 can be pushed upwards, meanwhile, the control box 53 arranged at the top end of the push rod 41 can also displace upwards, the push column 52 arranged at the top end of the control box 53 can be contacted with the wave plate 28, and meanwhile, the operation of the alarm generator 16 can also be triggered.
Whether observe the floater 3 when sealed to ball valve casing 6 and fire hydrant 1 contact opening, through observing the position of scale block 19 on sealed translucent cover 25, be located behind the highest position of sealed translucent cover 25 when scale block 19, can guarantee that floater 3 and ball valve casing 6 closely paste with 1 contact opening of fire hydrant.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims (9)

1. The utility model provides an outdoor intelligent fire hydrant installation monitoring device, includes fire hydrant (1), its characterized in that: the outer wall of fire hydrant (1) leans on the upper portion position to install confinement piece (2), confinement piece two (4) are installed at the position under the outer wall of fire hydrant (1), the bottom welding of fire hydrant (1) has ball valve casing (6), the welding has inlet tube (5) on the left wall of ball valve casing (6), the top welding of fire hydrant (1) has top cap (9), carousel connecting axle (10) is installed on the top of top cap (9), connecting cylinder (22) is installed at the position under the inner chamber of fire hydrant (1), the lower surface welding of connecting cylinder (22) has connecting rod (23), floater (3) is installed to the bottom of connecting rod (23), floater (3) is arranged in the inner chamber of ball valve casing (6), the upper surface of connecting cylinder (22) passes through screw fixedly connected with relay box (20), the notch that sets up on the right wall of floater relay box (20), and notch position sliding connection has movable block (26), the outer wall of fire hydrant (1) leans on the lower part position to have seted up to wearing the mouth, and installs scale block (19) to wearing the mouth position, valve (8) are installed on the top of floater relay position box (20), the bottom of valve (8) is located the floater relay position box's (20) inner chamber, scale block (19) are installed to the preceding facade of movable block (26), scale block (19) are in on same horizontal plane with sealed translucent cover (25), the bottom of valve (8) is provided with vertical pole (21), the right wall of vertical pole (21) and the back fixed connection of movable block (26), threaded connection has screw thread cavity section of thick bamboo (33) on the outer wall of valve (8), vertical pole (18) are installed to the bottom of screw thread cavity section of thick bamboo (33).
2. An outdoor intelligent fire hydrant installation monitoring device according to claim 1, characterized in that: spring (27) have all been welded to the outer wall left and right sides of a screw thread cavity section of thick bamboo (33), the bottom welding of spring (27) has wave piece (28), bull stick (29) are installed to the bottom of wave piece (28), L shape supporting seat (30) are installed at the both ends of bull stick (29), axis body (31), two sets of are all installed to the position left and right sides on the preceding facade of L shape supporting seat (30) axis body (31) are located the both ends of bull stick (29).
3. An outdoor intelligent fire hydrant installation monitoring device according to claim 2, characterized in that: two sets of the bottom welding of L shape supporting seat (30) has overlap welding piece (32), and is two sets of bearing installation arc groove (34) have been seted up to the opposite face of overlap welding piece (32), and are two sets of constitute a set of circular form between bearing installation arc groove (34) to at its circular position installation bearing installation arc groove (34).
4. An outdoor intelligent fire hydrant installation monitoring device according to claim 1, characterized in that: alarm generator (16) are installed to the left wall upper portion position of fire hydrant (1), open slot (43) have been seted up to the right wall of alarm generator (16), switch (45) are installed to the notch bottom of open slot (43), the preceding facade of switch (45) is provided with push pedal (46), hood (47) are installed to the bottom of push pedal (46), catch bar (41) are installed by the back position to the inner chamber of open slot (43), and are two sets of catch bar (41) are located the rear of push pedal (46), the top of catch bar (41) is provided with controls box (53).
5. An outdoor intelligent fire hydrant installation monitoring device according to claim 1, characterized in that: the utility model discloses a fire hydrant (1) is characterized in that upper portion of the left wall of inner chamber has controls box (53), the inner chamber of controlling box (53) leans on upper portion position welding to have a chute board (49), it is spacing to a hole section of thick bamboo (51) to install on the upper surface inclined plane of controlling box (53), it has push post (52) to be spacing to swing joint in the inner chamber of a hole section of thick bamboo (51).
6. An outdoor intelligent fire hydrant installation monitoring device according to claim 5, characterized in that: the bottom of push post (52) is installed (48), install between installation pole (48) and push post (52) and change cap (50), the top of installation pole (48) is provided with hood (47), hood (47) and the one end welding of installation pole (48).
7. An outdoor intelligent fire hydrant installation monitoring device according to claim 1, characterized in that: the utility model discloses a fire hydrant structure, including fire hydrant (1), position on the outer wall of fire hydrant (1) install water pipe (7) of instructing, install valve (8) on the outer wall of water pipe (7) of instructing, one side of water pipe (7) of instructing is provided with arc pipe (17), butt joint seat (15) are installed on the top of arc pipe (17), lead screw subassembly (13) is installed to the one end of butt joint seat (15), the bottom of lead screw subassembly (13) is installed and is turned (14), the bottom fixed connection of the top of valve (8) and carousel connecting axle (10).
8. An outdoor intelligent fire hydrant installation monitoring device according to claim 7, characterized in that: the water pipe (12) is installed on the top end of the butt joint seat (15), and the main water guide pipe (11) is installed at one end of the water pipe (12).
9. An outdoor intelligent fire hydrant installation monitoring device according to claim 6, characterized in that: the upper part of the rotating cap (50) is provided with a wave plate (28), and the wave plate (28) can push the push column (52) to move after rotating.
CN202110258392.1A 2021-03-10 2021-03-10 Outdoor intelligent fire hydrant installation monitoring device Active CN113026867B (en)

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CN113026867B CN113026867B (en) 2022-12-02

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Publication number Priority date Publication date Assignee Title
CN114225289A (en) * 2021-12-17 2022-03-25 梅英亭 Anti-freezing detection device for fire hydrant and fire water crane
CN115463369A (en) * 2022-09-22 2022-12-13 杭州申弘智能科技有限公司 Fire fighting equipment

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CN210767011U (en) * 2019-08-14 2020-06-16 浙江元安工贸有限公司 Intelligent fire hydrant with water pressure indicating structure
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Publication number Priority date Publication date Assignee Title
JP2002266384A (en) * 2001-03-07 2002-09-18 Kurimoto Ltd Fire hydrant with built in air valve
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CN115463369A (en) * 2022-09-22 2022-12-13 杭州申弘智能科技有限公司 Fire fighting equipment
CN115463369B (en) * 2022-09-22 2023-04-07 杭州申弘智能科技有限公司 Fire fighting equipment

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