CN218923666U - Quick water delivery type rotary decompression bolt for fire fighting - Google Patents

Abstract

The utility model relates to the technical field of rotary decompression bolts, in particular to a rotary decompression bolt for quick water delivery type fire fighting, which comprises a cylinder wall, a round roller layer and water outlet holes, wherein the cylinder wall is sleeved below the rotary decompression bolt in a sliding manner through a convex block, the round roller layer is movably sleeved on the top surface of a water delivery pipe, the cylinder wall is movably connected above the water delivery pipe, two sides of the cylinder wall are communicated with water receiving pipes, and the water outlet holes are formed in the two water receiving pipes. This quick water delivery formula fire control is with rotatory decompression bolt when taking place the condition of a fire, connect the water pipe tip with water pipe intercommunication, then with external water source intercommunication on the raceway, when needs adjustment connect the water pipe direction, directly twist the section of thick bamboo wall, adopt to replace two water pipes with the water pipe that connects of independent play water, the section of thick bamboo wall of direct twisting just can drive simultaneously and connect the water pipe rotation, save a lot of steps of adjusting the water pipe that connect, further accelerated the speed of water delivery, let the water delivery speed of rotatory decompression bolt obtain promoting fast.

Description

Quick water delivery type rotary decompression bolt for fire fighting

Technical Field

The utility model relates to the technical field of fire hydrants, in particular to a rotary decompression hydrant for rapid water delivery type fire fighting.

Background

The rotary-type decompression fire hydrant, fire extinguishing interface perpendicular to fire hydrant chamber door at ordinary times, during the use, manual rotation suitable angle, interface and chamber door are parallel, when putting out the fire, and low-rise fire hose often bursts, and the decompression board has the decompression function to the dynamic pressure of rivers.

The name of the authorized bulletin number is CN212308721U, which is a buffering type rotary decompression bolt for fire fighting, although the angle can be adjusted without rotating a bolt cover and an opening and closing part so as to conveniently operate the opening and closing part, the beneficial effect still exists, when the existing rotary decompression bolt for fire fighting rotates to adapt to the direction of a water receiving pipe, a valve cap is required to be rotated before a bolt body is rotated, a roller plate fixed by a bolt is loosened, the rotary decompression bolt is screwed to rotate between the rotary decompression bolt and the pipeline, the steps are complicated and troublesome, the speed of connecting the decompression bolt with the water pipe is reduced due to excessive rotating steps when the fire disaster and the fire danger are faced, the fire hydrant cannot quickly transmit water due to the fact that the speed of water receiving is reduced, and the best rescue time when the fire disaster is missed due to the slow water transmission speed.

Meanwhile, the current rotary decompression bolt for fire protection is internally provided with a decompression plate for reducing water pressure, and is fixed in a mode of screwing a bolt on the side wall of a water outlet hole, so that a fire protection water pipe cannot be connected with the water outlet hole before the bolt is screwed to release the pressure in the water pipe for decompression, and when a water flow goes out of the water outlet pipe and then passes through the operation of a connecting pipeline, the workload of fire fighters can be increased, the additional physical strength of the fire fighters is wasted, and finally the rescue of a fire scene is not facilitated.

Disclosure of Invention

The utility model aims to solve the problems that the conventional buffer type rotary decompression plug for fire protection is easy to have low water delivery speed and is unfavorable for fire scene rescue, and provides the fast water delivery type rotary decompression plug for fire protection.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a rotatory decompression is tied for quick water delivery formula fire control, includes rotatory decompression is tied, the inside of rotatory decompression is tied is equipped with quick water delivery device, quick water delivery device includes section of thick bamboo wall, circular roller bearing layer and apopore, the section of thick bamboo wall is through the lug slip cup joint in the below of rotatory decompression is tied, the below rotation of section of thick bamboo wall is connected with circular roller bearing layer, circular roller bearing layer activity cup joints the top surface at the raceway, section of thick bamboo wall swing joint is in the top of raceway, the both sides intercommunication of section of thick bamboo wall has the water receiving pipe, two the inside of water receiving pipe is equipped with the apopore.

Preferably, a pressure reducing device is arranged in the water receiving pipe;

the pressure reducing device comprises a rotating wheel, a bonding plate and a water blocking plate;

the two rotating wheels are rotatably arranged at two ends of the water receiving pipe, the lower ends of the two rotating wheels are fixedly connected with two threaded rods, the threaded rods are in threaded connection with the inner wall of the water receiving pipe, the end parts of the threaded rods are in threaded connection with two attaching plates, the end parts of the attaching plates are respectively and movably connected with two water blocking plates, the two water blocking plates are rotatably connected with the inner wall of the water receiving pipe through pin shafts, the two attaching plates and the two water blocking plates are movably connected through connecting rods, the other ends of the attaching plates are fixedly provided with two springs, and the end parts of the two springs are fixedly connected with the inner wall of the water receiving pipe.

Preferably, a fire valve is arranged in the rotary decompression bolt;

the fire valve comprises a valve cap, bolts and a valve head;

the valve cap is fixedly connected with the lower rotary decompression bolt through a pin shaft, a bolt is connected with the inner thread of the valve cap, a rotating disc is fixedly connected with the top end of the bolt, the bottom thread of the bolt is connected with the valve head, the valve head is movably clamped in the cylinder wall, two leakage-proof pads are fixedly connected with the inner wall of the cylinder wall, and the valve head is movably connected with the leakage-proof pads.

Preferably, the valve cap is rotationally connected with the cylinder wall through a rotary decompression bolt.

Preferably, the two water outlet holes are connected with an external water pipe.

Compared with the prior art, the utility model has the beneficial effects that: this quick water delivery formula fire control is with rotatory decompression bolt when taking place the condition of a fire, connect the water pipe tip with water pipe intercommunication, then with external water source intercommunication on the raceway, when needs adjustment connect the water pipe direction, directly twist the section of thick bamboo wall, the section of thick bamboo wall drives with the rotation under the drive of the circular roller bearing layer in below in the rotatory decompression bolt that cup joints on top, the water pipe that drives both sides rotates, adopt to replace two water pipes with the water pipe that goes out alone, the section of thick bamboo wall of direct twisting just can drive the water pipe simultaneously and rotate, save a lot of regulation water pipes's step, further accelerated the speed of water delivery, let the water delivery speed of rotatory decompression bolt obtain the quick promotion.

When the inside decompression that need rotate the decompression bolt, only need twist the runner of both sides, drive the threaded rod upward movement, the threaded rod drives two laminating boards of tip and separates, the laminating board drives the water blocking board of tip and separates to both sides under the drive of both sides rotation wheel and connecting rod, no longer block up the water of apopore, reverse twist simultaneously the threaded rod laminating board returns to the normal position under the promotion of spring, reach the opening of control inside water blocking board through twisting the runner on the water receiving pipe lateral wall, do not need to open the water blocking board between the switch-on water source, saved firefighter's physical power and time, do benefit to the scene of a fire rescue condition more.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is a schematic top cross-sectional view of FIG. 1;

FIG. 3 is an enlarged cross-sectional view of the portion A of FIG. 1;

fig. 4 is an enlarged sectional view of the portion B in fig. 1.

In the figure: 1. a rotary decompression bolt 2, a decompression device 21, a rotating wheel 22, a threaded rod 23, a bonding plate 24, a water blocking plate 25, a rotating wheel 26, a connecting rod 27, a spring 3 and a quick water delivery device, 31, cylinder wall, 32, water receiving pipe, 33, round roller layer, 34, water outlet hole, 35, water pipe, 4, fire valve, 41, valve cap, 42, rotating disk, 43, bolt, 44, valve head, 45 and leakage-proof pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a rotary pressure reducing bolt for rapid water delivery type fire fighting comprises a rotary pressure reducing bolt 1, wherein a rapid water delivery device 3 is arranged in the rotary pressure reducing bolt 1, the rapid water delivery device 3 comprises a cylinder wall 31, a round roller layer 33 and water outlet holes 34, the cylinder wall 31 is slidably sleeved below the rotary pressure reducing bolt 1 through a convex block, the round roller layer 33 is rotatably connected below the cylinder wall 31, the cylinder wall 31 is screwed, the cylinder wall 31 is driven by the rotary pressure reducing bolt 1 sleeved on the top to rotate under the driving of the round roller layer 33, the water receiving pipes 32 on two sides are driven to rotate, the round roller layer 33 is movably sleeved on the top surface of the water delivery pipe 35, the cylinder wall 31 is movably connected above the water delivery pipe 35, an external water source is communicated to the water delivery pipe 35, two sides of the cylinder wall 31 are communicated with the water receiving pipes 32, the water outlet holes 34 are arranged in the two water receiving pipes 32, the valve cap 41 and the cylinder wall 31 are rotatably connected through the rotary pressure reducing bolt 1, the two water outlet holes 34 are connected with an external water pipe, and the water pipe 32 is connected with the end part of the water pipe;

when a fire occurs, the water pipes are communicated with the end parts of the water receiving pipes 32, then an external water source is communicated with the water delivery pipe 35, when the direction of the water receiving pipes 32 needs to be regulated, the cylinder wall 31 is directly screwed, the cylinder wall 31 is driven by the rotary decompression bolt 1 sleeved on the top to rotate under the driving of the lower round roller layer 33, the water receiving pipes 32 on the two sides are driven to rotate, the water receiving pipes on the two sides are replaced by the water receiving pipes 32, meanwhile, the cylinder wall 31 which is directly screwed can drive the water receiving pipes 32 to rotate, the steps of regulating the water receiving pipes 32 are omitted, the water delivery speed is further accelerated, and the water delivery speed of the rotary decompression bolt is rapidly improved.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the pressure reducing device 2 is arranged in the water receiving pipe 32, the pressure reducing device 2 comprises two rotating wheels 21, attaching plates 23 and water blocking plates 24, the two rotating wheels 21 are rotatably arranged at two ends of the water receiving pipe 32, two threaded rods 22 are fixedly connected to the lower ends of the two rotating wheels 21, the rotating wheels 21 at two sides are screwed to drive the threaded rods 22 to move upwards, the two threaded rods 22 are in threaded connection with the inner wall of the water receiving pipe 32, the end parts of the two threaded rods 22 are in threaded connection with the two attaching plates 23, the threaded rods 22 drive the two attaching plates 23 at the end parts to be separated, the end parts of the two attaching plates 23 are respectively and movably connected with the two water blocking plates 24, two ends of the two water blocking plates 24 are rotatably connected to the inner wall of the water receiving pipe 32 through rotating wheels 25, the two attaching plates 23 and the two water blocking plates 24 are movably connected through connecting rods 26, the attaching plates 24 at the end parts of the attaching plates 23 are driven by the two side rotating wheels 25 and the connecting rods 26 to be driven to be separated to two sides, two springs 27 are fixedly arranged at the other ends of the two attaching plates 23, and the two springs 27 are reversely screwed to the end parts of the attaching plates 23 are pushed by the threaded rods 27 to be connected to the inner walls of the springs 27 under the two side of the connecting rods 27 to the inner wall of the water receiving pipe 32;

when the inside of the rotary decompression bolt 1 is required to be decompressed, only the rotating wheels 21 on two sides are required to be screwed, the threaded rod 22 is driven to move upwards, the threaded rod 22 drives the two attaching plates 23 on the end part to be separated, the attaching plates 23 drive the water blocking plates 24 on the end part to be separated to two sides under the driving of the rotating wheels 25 on two sides and the connecting rod 26, water in the water outlet holes 34 is not blocked, meanwhile, the threaded rod 22 is reversely screwed, the attaching plates 23 are returned to the original position under the pushing of the springs 27, the opening of the inner water blocking plates 24 is controlled by screwing the rotating wheels 21 on the side wall of the water receiving pipe 34, the water blocking plates do not need to be opened between the water source connection, the physical strength and time of firefighters are saved, and the scene rescue condition of a fire scene is facilitated.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the fire valve 4 is arranged in the rotary pressure reducing bolt 1, the fire valve 4 comprises a valve cap 41, a bolt 43 and a valve head 44, the valve cap 41 is fixedly connected with the rotary pressure reducing bolt 1 below through a pin shaft, the bolt 43 is connected with the inside thread of the valve cap 41, the rotating disc 42 is screwed to drive the lower bolt 43 to move downwards, the rotating disc 42 is fixedly connected with the top end of the bolt 43, the bottom thread of the bolt 43 is connected with the valve head 44, the bolt 43 drives the lower valve head 44 to move downwards, the valve head 44 is movably clamped in the cylinder wall 31, two leakage-proof pads 45 are fixedly connected with the inner wall of the cylinder wall 31, the valve head 44 is clamped between the inner wall of the cylinder wall 31 and the leakage-proof pads 45 to block the water source of the water pipe 35, the valve head 44 is movably connected with the leakage-proof pads 45, and the leakage-proof pads 45 are made of rubber materials and resistant to impact and low temperature.

Working principle:

the quick water delivery type rotary decompression bolt for fire control is provided for solving the problems that the existing buffer type rotary decompression bolt for fire control is easy to have low water delivery speed and is unfavorable for fire scene rescue;

when fire occurs, the water pipe is communicated with the end part of the water receiving pipe 32, then an external water source is communicated with the water delivery pipe 35, when the direction of the water receiving pipe 32 needs to be adjusted, the cylinder wall 31 is directly screwed, the cylinder wall 31 is driven by the rotary decompression bolt 1 sleeved on the top and the lower round roller layer 33 to rotate, the water receiving pipes 32 on the two sides are driven to rotate, the water receiving pipes which are used for independently discharging water are replaced by the two water receiving pipes 32, and meanwhile, the cylinder wall 31 which is directly screwed can drive the water receiving pipes 32 to rotate, so that a plurality of steps for adjusting the water receiving pipes 32 are omitted;

then when the inside of the rotary decompression bolt 1 is required to be decompressed, only the rotating wheels 21 at two sides are required to be screwed to drive the threaded rod 22 to move upwards, the threaded rod 22 drives the two attaching plates 23 at the end part to be separated, the attaching plates 23 drive the water blocking plates 24 at the end part to be separated to two sides under the driving of the rotating wheels 25 at two sides and the connecting rod 26 at the two sides, water in the water outlet holes 34 is not blocked, meanwhile, the attaching plates 23 of the threaded rod 22 are reversely screwed to return to the original position under the pushing of the springs 27, and the opening of the internal water blocking plates 24 is controlled by screwing the rotating wheels 21 on the side wall of the water receiving pipe 34;

finally, the lower bolt 43 is driven to move downwards by screwing the rotating disc 42, the bolt 43 drives the lower valve head 44 to move downwards, and the valve head 44 is clamped between the inner wall of the cylinder wall 31 and the leakage-proof pad 45 to block the water source of the water pipe 35, so that the dredging of the water source of the water pipe 35 is controlled.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a quick water delivery formula fire control is with rotatory decompression bolt, includes rotatory decompression bolt (1), its characterized in that: the inside of rotatory decompression bolt (1) is equipped with quick water delivery device (3), quick water delivery device (3) are including section of thick bamboo wall (31), circular roller bearing layer (33) and apopore (34), section of thick bamboo wall (31) are through the lug slip cup joint in the below of rotatory decompression bolt (1), the below rotation of section of thick bamboo wall (31) is connected with circular roller bearing layer (33), circular roller bearing layer (33) activity cup joint in the top surface of raceway (35), section of thick bamboo wall (31) swing joint is in the top of raceway (35), the both sides intercommunication of section of thick bamboo wall (31) have water receiving pipe (32), two the inside of water receiving pipe (32) is equipped with apopore (34).

2. The rapid water delivery rotary pressure reducing bolt for fire fighting according to claim 1, wherein: a pressure reducing device (2) is arranged in the water receiving pipe (32);

the pressure reducing device (2) comprises a rotating wheel (21), a laminating plate (23) and a water blocking plate (24);

two runner (21) rotate the both ends of installing at water receiving pipe (32), two the lower extreme fixedly connected with two threaded rods (22) of runner (21), two threaded rods (22) threaded connection is at the inner wall of water receiving pipe (32), two the tip threaded connection of threaded rods (22) is on two laminating boards (23), two the tip of laminating board (23) is swing joint respectively has two water blocking boards (24), two the both ends of water blocking board (24) are rotated through rotation wheel (25) and are connected on the inner wall of water receiving pipe (32), two link to each other through connecting rod (26) activity between laminating board (23) and two water blocking boards (24), two the other end fixed mounting of laminating board (23) has two springs (27), two the tip fixed connection of springs (27) is on the inner wall of water receiving pipe (32).

3. The rapid water delivery rotary pressure reducing bolt for fire fighting according to claim 1, wherein: a fire valve (4) is arranged in the rotary pressure reducing bolt (1);

the fire valve (4) comprises a valve cap (41), bolts (43) and a valve head (44);

the valve cap (41) is fixedly connected with the lower rotary decompression bolt (1) through a pin shaft, a bolt (43) is connected with the inner thread of the valve cap (41), a rotating disc (42) is fixedly connected with the top end of the bolt (43), the bottom thread of the bolt (43) is connected with a valve head (44), the valve head (44) is movably clamped inside the cylinder wall (31), two leakage-proof gaskets (45) are fixedly connected with the inner wall of the cylinder wall (31), and the valve head (44) is movably connected with the leakage-proof gaskets (45).

4. A rotary pressure reducing hydrant for rapid water delivery fire protection according to claim 3, characterized in that: the valve cap (41) is rotationally connected with the cylinder wall (31) through a rotary decompression bolt (1).

5. The rapid water delivery rotary pressure reducing bolt for fire fighting according to claim 1, wherein: the two water outlet holes (34) are connected with an external water pipe.

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