WO2016011957A1

WO2016011957A1 - No-water display fire hydrant

Info

Publication number: WO2016011957A1
Application number: PCT/CN2015/084888
Authority: WO
Inventors: 冯林
Original assignee: 冯林
Priority date: 2014-07-25
Filing date: 2015-07-23
Publication date: 2016-01-28
Also published as: CN105682751A; CN104069609A; CN104069609B

Abstract

Provided is a no-water display fire hydrant, comprising a water release valve (1) and a fire-control connector (2); the water inlet connector (3) of the water release valve (1) is provided with a water display device (4); the water display device (4) comprises a display screen (5) and a floating display device (6); the display screen (5) is provided with a sealed cavity (7); the sealed cavity (7) comprises a display cavity (8) and a transparent view screen (9); the display cavity (8) is internally provided with a no-water marker (10) and an alarm telephone number (11); the floating display device (6) comprises a float (13), a first guide rod (14), a first guide sleeve (15), and a baffle (16); the baffle (16) is located inside the display cavity (8), and the baffle (16) is located in front of the no-water marker (10) and the alarm telephone number (11); the first guide sleeve (15) is fixedly connected to the water inlet connector (3); the first guide rod (14) is movably fitted inside the first guide sleeve (15); the baffle (16) is fixedly connected to the float (13); people can observe, from the water display device (4) of the no-water display fire hydrant, whether the fire hydrant has water; if the fire hydrant has no water, the water display device (4) displays an alarm repair dialog, and any person can immediately inform a maintenance department to come for service, thus eliminating the risk of the fire hydrant having no water.

Description

Waterless display fire hydrant

Technical field

The invention relates to a fire hydrant, in particular to a waterless display fire hydrant.

Background technique

At present, fire hydrants used for fire fighting, due to various reasons, sometimes there is no hidden danger of water; if the fire hydrant has no water, the appearance of the fire hydrant is difficult to see, it is unfavorable for fire fighting, one can display the fire hydrant Whether there is water and no water shows that fire hydrants have become a need to eliminate the safety hazards of fire hydrants.

Summary of the invention

The object of the present invention is to overcome the deficiencies of the prior art and provide a waterless display fire hydrant for displaying whether the fire hydrant has water, eliminating and reducing the safety hazard of the fire hydrant without water.

The technical solution adopted by the invention is: no water display hydrant, including a drain valve and a fire joint, the water inlet of the drain valve is provided with a water display device, and the water display device comprises a display screen and a floating display device, the display screen and The water inlet joint is sealed and connected, and the floating display device is installed in the water inlet joint; the display screen is provided with a sealed cavity, and the sealed cavity is connected with the water inlet passage of the water inlet joint, and the sealed cavity includes a display cavity and a see-through screen, and the perspective The screen is made of transparent material, and there is no water mark and alarm phone number in the display cavity. The water mark is Chinese “waterless” text and English “waterless” text. The waterless mark and the alarm phone number are located in the display cavity. The upper display part includes a floating ball, a first guiding rod, a first guiding sleeve and a shielding baffle. The shielding baffle is located in the display cavity, and the shielding baffle is located in front of the waterless sign and the alarm telephone number, and the first guiding sleeve Fixedly connected with the inner wall of the water inlet connector, the first guiding rod is movably fitted in the first guiding sleeve, and the shielding plate is fixedly connected with the floating ball; since the water is transparent, the perspective screen is Water visual and obvious visual distinction anhydrous with anhydrous flag can clearly show a perspective view screen containing water or anhydrous.

The principle of waterless display of fire hydrant is: when using, connect the water inlet connector of the water hydrant to the fire pipe of the water pipe, and make the center line of the first guide rod perpendicular to the horizon, and the tap water enters the waterless display fire. After the bolt is applied, the floating ball in the water inlet joint overcomes the gravity of the floating ball, the first guiding rod and the shielding plate under the action of water pressure, and the floating ball drives the shielding plate to rise to the display cavity. In the upper part, the water mark and the alarm telephone number of the upper part of the display cavity are blocked by the shielding plate. People can not see the water mark and the alarm telephone number on the fluoroscopic screen, thereby judging that there is water in the water hydrant; After no water is displayed in the fire hydrant, the floating ball and the shielding plate move downward under the gravity of the damper. The shielding plate is lowered to the lower half of the display cavity and then stops falling. The shielding plate is lowered to the display cavity. After the lower half, the shielding plate leaves the position where the water mark and the alarm telephone number are blocked. People can see the waterless sign and the alarm telephone number on the perspective screen, so as to judge that there is no water in the fire hydrant; and pass the alarm telephone number. Contact repair.

The utility model has the beneficial effects that: the water hydrant is displayed without water, and the water display device is provided, and the water display device for displaying the fire hydrant without water can observe whether the fire hydrant has water, and if the fire hydrant is waterless, the water display device displays Out of the alarm maintenance dialogue, everyone can immediately notify the maintenance department to come to the repair, reduce the loopholes in the fire inspection, and eliminate the hidden dangers of the fire hydrant.

DRAWINGS

Figure 1 is a schematic view showing the structure of the water hydrant when there is no water;

Fig. 2 is a schematic view showing the structure of the water hydrant without water.

detailed description

The present invention will be further described below in conjunction with the accompanying drawings:

Figure 1 shows the structure diagram of the water hydrant when there is water and the structure diagram of the water hydrant shown in Figure 2 when there is no water. The water hydrant is displayed without water, including the drain valve 1 and the fire joint 2, and the water is discharged. The water inlet connector 3 of the valve 1 is provided with a water display device 4, the water display device 4 includes a display screen 5 and a floating display device 6, the display screen 5 is sealingly connected with the water inlet connector 3, and the floating display device 6 is mounted to the water inlet connector 3. The display screen 5 is provided with a sealing cavity 7 which communicates with the water inlet passage 23 of the water inlet joint 3, the sealing cavity 7 includes a display cavity 8 and a see-through screen 9, and the see-through screen 9 is made of a transparent material. The display cavity 8 is provided with a waterless mark 10 and an alarm telephone number 11. The waterless mark 10 is a Chinese "waterless" text and an English "waterless" text, the waterless mark 10 and the alarm telephone number 11 are located in the display cavity. The upper half 12 of the floating display device 6 includes a floating ball 13, a first guiding rod 14, a first guiding sleeve 15 and a shielding plate 16. The shielding plate 16 is located in the display cavity 8, and the shielding plate 16 is located in the waterless mark. 10 and the front of the alarm telephone number 11, the first guide sleeve 15 and The inner wall 17 of the water joint 3 is fixedly connected, the first guiding rod 14 is movably fitted in the first guiding sleeve 15, and the shielding plate 16 is fixedly connected with the floating ball 13; since the water is transparent, there is visual and non-aqueous water in the transparent screen 9 The visual difference of water is not obvious, and the use of the waterless mark 10 can clearly show that there is water or water in the see-through screen 9.

The waterless display hydrant works on the principle that, when in use, the water inlet joint 3 of the water hydrant is connected to the fire pipe of the water pipe, and the center line of the first guide 14 is perpendicular to the horizon, and the tap water enters the water. After the fire hydrant is displayed, the floating ball 13 in the water inlet joint 3 overcomes the gravity of the floating ball 13, the first guide rod 14 and the shielding plate 16 under the action of the water pressure, and the floating ball 13 drives the shielding plate 16 to rise to the display cavity. The upper half 12 of the cover member 16 blocks the waterless mark 10 of the upper half 12 of the display cavity 8 and the alarm telephone number 11 by means of the shielding plate 16, so that the water mark 10 and the alarm telephone number 11 cannot be seen on the see-through screen 9, thereby It is judged that there is water in the fire hydrant; when no water is displayed in the fire hydrant, the floating ball 13 and the shielding plate 16 are moved downward by their own gravity, and the shielding plate 16 is lowered to the display cavity 7 After the lower half 18 stops descending, and the shutter 16 descends to the lower half 18 of the display cavity 7, the shutter 16 leaves the position of the water-free mark 10 and the alarm telephone number 11, and people can see no on the see-through screen 9. Water mark 10 and alarm number 11, thereby determining which of anhydrous anhydrous display hydrant; and maintenance of alarm telephone numbers 11 through contact.

When the water hydrant is not displayed, the tap water in the water inlet joint 3 overcomes the gravity of the float ball 13, the first guide rod 14, the shielding plate 16 and the compression under the action of water pressure. The spring force of the spring 19 rises, the float ball 13 drives the shutter 16 to the upper half 12 of the display cavity 8, and the water mark 10 and the alarm telephone number 11 of the upper half 12 of the display cavity 8 are blocked by the shielding plate 16; When no water is displayed in the fire hydrant, the floating ball 13, the first guiding rod 14, and the shielding plate 16 are moved downward by the gravity of the self-loading force and the elastic force of the compression spring 19, and the shielding plate 16 is lowered to the display cavity. After the lower half 18 of the seventh portion 18 stops descending, the shutter 16 leaves the position where the waterless mark 10 and the alarm telephone number 11 are blocked.

In order to make the difference between the water state and the waterless state of the waterless display hydrant, the surface color of the display cavity 8 is blue, the surface color of the shielding plate 16 is blue, the waterless mark 10 and the alarm telephone number 11 The surface color is red, and the non-alarm state of the water hydrant is: the visual fluoroscopy screen 9 shows that the cavity 8 is transparent water, and the shielding plate 15 is located in the upper half 12 of the display cavity 7, and the waterless mark 10 and the alarm telephone number 11 is blocked by the shielding plate 15, and the waterless sign 10 and the alarm telephone number 11 cannot be seen through the see-through screen 9; the alarm state of the waterless display hydrant is: visually seeing the screen 9, showing the cavity 8 Without transparent water, the display screen 5 is in an alarm state, and the shielding plate 15 is located in the lower half 18 of the display cavity 7. The shielding plate 15 cannot block the waterless mark 10 and the alarm telephone number 11, and the water can be seen through the see-through screen 9. Mark 10 and alarm telephone number 11; when the water hydrant is not in the alarm state, the drain valve 1 is in the closed state; When the fire hydrant is in the alarm state, the drain valve 1 is in the closed state.

In order to accurately determine whether the fire hydrant has water, so as to avoid the interference of the residual water of the fire hydrant on the floating ball 13, a compression spring 19 is disposed between the first guide sleeve 15 and the floating ball 13, and the compression spring 19 is sleeved on the first guiding rod 14, One end of the compression spring 19 is in contact with the first guide sleeve 15, and the other end of the compression spring 19 is in contact with the float ball 13.

In order to increase the stability of the floating ball 13 and the shielding plate 15 up and down, the inner wall 17 of the water inlet joint 3 is provided with a second guide sleeve 20, and the lower end of the floating ball 13 is fixedly connected with a second guiding rod 21, the upper end of the floating ball 13 and the first A guiding rod 14 is fixedly connected, the second guiding rod 21 is located in the second guiding sleeve 20, and the second guiding rod 21 is mechanically coupled with the second guiding sleeve 20; the first guiding rod 14, the first guiding sleeve 15, and the second guiding The center lines of the rod 21 and the second guide sleeve 20 are the same.

In order to make the shielding plate 15 completely cover the waterless mark 10 and the alarm telephone number 11, the area of the shielding plate 15 is larger than the area of the upper half 12 of the display cavity 8, and the waterless mark 10 and the alarm telephone number 11 are located in the display cavity. In the upper half 12 of the case 8, when the shutter 15 is located in the upper half 12, the shutter 15 can completely cover the waterless mark 10 and the alarm telephone number 11.

In order not to hinder the shielding plate 16 from moving up and down in the sealing cavity 7, the distance from the upper end of the floating ball 13 to the first guiding sleeve 15 is greater than the stroke of the shielding plate 16, and the distance from the lower end of the floating ball 13 to the second guiding sleeve 20 is larger than the shielding plate. 16 trips.

In order to avoid radial oscillation of the shielding plate 16, the sealing cavity 7 is provided with a guiding groove 22, and the shielding plate 16 is connected with the dynamic fit of the guiding groove 22; the guiding groove 22 is perpendicular to the horizontal line.

In order to limit the stroke of the float ball 13, the upper end of the first guide rod 14 is provided with a limiting block 24, and the limiting block 24 is fixedly connected to the first guiding rod 14 by screws 25.

The first guide sleeve 15 is provided with a first bracket 26 and a first guide hole 27, and the first bracket 26 is fixedly connected with the inner wall 17 of the water inlet joint 3, and the second guide sleeve 20 is provided for ensuring the waterless display of the hydrant fire water. A second bracket 28 and a second guide hole 29 are provided, and the second bracket 28 is fixedly connected to the inner wall 17 of the water inlet joint 3.

Claims

The waterless display hydrant includes a drain valve (1) and a fire joint (2), characterized in that: the water inlet connector (3) of the drain valve (1) is provided with a water display device (4), and the water display The device (4) comprises a display screen (5) and a floating display device (6), the display screen (5) is sealingly connected with the water inlet connector (3), and the floating display device (6) is installed in the water inlet connector (3); The display screen (5) is provided with a sealed cavity (7), the sealed cavity (7) is in communication with the water inlet passage (23) of the water inlet joint (3), and the sealed cavity (7) includes a display cavity (8) And a see-through screen (9), the display cavity (8) is provided with a waterless mark (10) and an alarm telephone number (11), the waterless mark (10) and the alarm telephone number (11) are located in the display cavity (8) The upper half (12); the floating display device (6) includes a float ball (13), a first guide bar (14), a first guide bush (15) and a shielding plate (16), and the shielding plate (16) is located In the display cavity (8), the shielding plate (16) is located in front of the waterless mark (10) and the alarm telephone number (11), and the first guide sleeve (15) is fixed to the inner wall (17) of the water inlet joint (3). The first guiding rod (14) is movably fitted in the first guiding sleeve (15), and the shielding plate (16) is fixedly connected with the floating ball (13).
The waterless display hydrant according to claim 1, characterized in that: a compression spring (19) is arranged between the first guide sleeve (15) and the float ball (13), and the compression spring (19) is sleeved on On the first guide rod (14), one end of the compression spring (19) is in contact with the first guide sleeve (15), and the other end of the compression spring (19) is in contact with the float ball (13).
The waterless display hydrant according to claim 1, wherein the inner wall (17) of the water inlet joint (3) is provided with a second guide sleeve (20), and the lower end of the float ball (13) is fixedly connected. The second guiding rod (21), the upper end of the floating ball (13) is fixedly connected with the first guiding rod (14), the second guiding rod (21) is located in the second guiding sleeve (20), and the second guiding rod (21) It is connected with the second guide sleeve (20).
The waterless display fire hydrant according to claim 3, characterized in that: the first guiding rod (14), the first guiding sleeve (15), the second guiding rod (21) and the second guiding sleeve (20) The centerline is the same.
The waterless display fire hydrant according to claim 1, characterized in that the area of the shielding plate (15) is larger than the area of the upper half (12) of the display cavity (8), and the water mark (10) And the alarm telephone number (11) is located in the upper half (12) of the display cavity (8).
The waterless display fire hydrant according to claim 1, wherein said floating The distance from the upper end of the ball (13) to the first guide sleeve (15) is greater than the stroke of the shielding plate (16), and the distance from the lower end of the floating ball (13) to the second guide sleeve (20) is greater than the stroke of the shielding plate (16). .
The waterless display hydrant according to claim 1, characterized in that the sealing cavity (7) is provided with a guiding groove (22), and the shielding plate (16) is mechanically coupled with the guiding groove (22).
The waterless display fire hydrant according to claim 7, wherein said guide groove (22) is perpendicular to a horizontal line.
The waterless display fire hydrant according to claim 7, characterized in that: the upper end of the first guiding rod (14) is provided with a limiting block (24), and the limiting block (24) is passed through a screw (25) and a A guide rod (14) is fixedly connected.
The waterless display hydrant according to claim 3, wherein the first guide sleeve (15) is provided with a first bracket (26) and a first guide hole (27), and the first bracket (26) The second guide sleeve (20) is provided with a second bracket (28) and a second guide hole (29), and the second bracket (28) and the water inlet joint (the second guide sleeve (20) is provided with the inner wall (17) of the water inlet joint (3). 3) The inner wall (17) is fixedly connected.