JPH0243498Y2 - - Google Patents

Description

[Detailed description of the invention] [Field of industrial application] This invention provides a horizontal partition wall with a water passage hole in the middle of the nozzle body, and a screw cylinder is screwed onto the upper part of the nozzle body. This invention relates to a snow-melting fountain nozzle device in which fountain holes are arranged diagonally in a radial manner around the periphery.

[Technical background and problems]

Prior documents of this invention include Utility Model Publication No. 52-35523,
There are Utility Model Publications No. 58-51953 and Utility Model Publication No. 59-9699. These have a horizontal partition wall with a water hole drilled in the middle of the nozzle body, a screw tube for cleaning the inside of the nozzle body is screwed onto the top of the nozzle body, and water fountain holes are formed radially around this screw tube. A screw hole is provided in the center of the screw cylinder, an adjustment screw rod with a driver groove on the top is screwed into the screw hole, and a spout consisting of a split groove or notch groove is carved in the lower end of the adjustment screw rod. Attempts have been made to adjust the amount of water ejected from the water hole and prevent clogging by adjusting the spout and fitting it into or separating it from the water hole.

However, sand and pebbles that are sent into the nozzle cylinder through the groove may clog the fountain hole, and groundwater may not be spouted out from the fountain hole in one direction, making it impossible to spray water uniformly. .

[Purpose of invention]

The purpose of this invention is to provide a snow-melting fountain nozzle that prevents clogging of the fountain hole with sand and pebbles and allows groundwater to be rectified within the nozzle cylinder and uniformly jetted from the fountain hole.

[Summary of the idea]

This idea is for snow melting, in which a horizontal partition with a water passage hole is provided in the middle of the nozzle body, a screw tube is screwed onto the top of the nozzle body, and water fountain holes are diagonally arranged radially around the screw tube. In the fountain nozzle device, a pressure regulating valve hole is provided in the center of the spiral cylinder, a pressure regulating valve with a driver groove at the top is provided in this pressure regulating valve hole, and the length of this pressure regulating valve is set such that the lower end thereof is provided in the horizontal partition wall. It is formed to a length that fits into the water hole, and a spout is provided at the lower end of the pressure regulating valve.
Steel wool is placed inside the nozzle body near the spout so as to surround the lower part of the pressure regulating valve, and the snow-melting water supplied from the water hole passes through the spout and is ejected from the fountain hole. This is a snow-melting fountain nozzle that uses ring-shaped steel wool to remove sand and pebbles to prevent clogging, and rectifies water for even spraying.

〔Example〕

1 and 2 show a first embodiment, in which a horizontal partition wall 3 with a water passage hole 2 bored in the middle of a nozzle body 1 is provided, and a water supply pipe 4 for snow-melting water is connected to the water passage hole 2. Connecting. A screw tube 5 for cleaning the inside is screwed onto the upper part of the nozzle body 1, and water fountain holes 6 are provided obliquely radially around the screw tube 5. A pressure regulating valve hole 7 formed by a female screw is provided in the center of the screw tube 5, and a pressure regulating valve 9 having a driver groove 8 at the top thereof is screwed into this pressure regulating valve hole 7. The length of the pressure regulating valve 9 is so large that its lower end fits into the water passage hole 2 provided in the horizontal partition wall 3. A spout 10 is formed at the lower end of the pressure regulating valve 9 by a groove.

Further, in the nozzle body 1 near the spout 10, a metal such as stainless steel or aluminum is woven into a thin fiber like wool or steel wool is wrapped around the lower part of the pressure regulating valve 9. 11 are arranged in a ring shape.

Therefore, when a screwdriver (not shown) is pressed against the driver groove 8 and the pressure regulating valve 9 is raised, the inside of the nozzle body 1 and the water passage hole 2 are brought into communication via the spout 10, and as a result, the water supply pipe 4 The snow-melting water supplied from the nozzle 1 passes through the water passage hole 2, the spout 10, the inside of the nozzle body 1, and the water fountain 6, and is spouted to the outside.

At this time, the snow-melting water flowing into the nozzle body 1 from the groove-shaped spout 10 becomes a jet stream, hits the ring-shaped steel wool 11, and as it passes through the ring-shaped steel wool 11, it receives resistance and the flow is diffused. . As a result, the water pressure and water flow within the nozzle body 1 are rectified, made almost uniform, and sent to the fountain holes 6, making the amount of water from each fountain hole 6 and the distance of the fountain uniform, thereby making snow accumulation on roads or parking lots, etc. Alternatively, snow can be melted by sprinkling water.

Furthermore, the snow-melting water mixed with sand and pebbles flowing from the water passage hole 2 is filtered by the ring-shaped steel wool 11 to prevent the fountain hole 6 from clogging.

As described above, the steel wool 11 is attached to the pressure regulating valve 9.
By disposing it near the spout, it is possible to rectify the unidirectional flow from the groove-shaped spout 10 and equalize the water pressure inside the nozzle body 1, and it is also possible to use water for snow melting. Foreign matter such as sand and pebbles that clog the fountain hole 6 can be removed. Further, the ring-shaped steel wool 11 can be easily replaced by removing the screw tube 5, and maintenance work can also be easily performed. Moreover, since the ring-shaped steel wool 11 is filtered immediately after flowing into the nozzle body 1, it is possible to completely remove pebbles without letting them escape. Furthermore, since the specific gravity of the steel wool 11 is higher than that of water, there is no risk of movement, thereby ensuring the above effect.

FIG. 3 shows a second embodiment, in which the nozzle body 2
1, a horizontal partition wall 24 is provided in which a water passage hole 23 connected to a water pipe 22 is bored. The upper part of the nozzle body 21 is formed by a lid 21a, and a screw tube 26 is screwed into the center of the lid 21a.
A water fountain hole 27 that communicates the inside and outside of the nozzle body 21 is obliquely provided around the nozzle body 6. Further, a pressure regulating valve hole 28 is provided vertically in the center of the screw cylinder 25, and a pressure regulating valve 30 having a driver groove 29 at the top thereof is provided in this pressure regulating valve hole 28.
25 is a cap that covers the upper part of the driver groove 29. When installing the pressure regulating valve 30, the stepped portion 30a formed at the upper part engages with the lower part of the screw tube 26.On the other hand, when installing the lower part of the pressure regulating valve 30, a cross-sectional partition wall 31 is provided in the water passage hole 23, and this A small communication hole 32 is provided in the partition wall 31, and a pressure regulating valve 3 is installed in the partition wall 31.
The lower part of 0 is designed to be inserted. A plurality or one spout port 33 is provided on the circumferential surface of the lower end of the pressure regulating valve 30 by a cut groove provided vertically in correspondence with the communicating small hole 32.

Further, a ring-shaped steel wool 34 is arranged in the nozzle body 21 near the spout 33 so as to surround the lower part of the pressure regulating valve 30.

Therefore, push up a screwdriver (not shown) into the driver groove 29, rotate the pressure regulating valve 30, and open the communication hole 3.
2, the spout 33 is brought into communication. As a result, the snow-melting water supplied from the water pipe 22 is delivered to the communication small hole 32,
The water is ejected to the outside through the water passage hole 23, the ejection port 33, the inside of the nozzle body 21, and the water fountain hole 27.

At this time, the nozzle body 2 is
The snow-melting water flowing inside the ring becomes a jet and hits the ring-shaped steel wool 34, and the ring-shaped steel wool 34
By passing through, the flow encounters resistance and is diffused. As a result, the water pressure inside the nozzle body 1 is made uniform, making it possible to make the state of the water fountains uniform from each fountain hole 27, and furthermore, the sand and pebbles mixed in the snow-melting water are removed by the ring-shaped steel wool 34. be done.

As described above, by arranging the steel wool 34, which is made of metal such as iron, stainless steel, or aluminum and wrapped around it in a thin wool-like manner, in a ring shape near the water fountain of the pressure regulating valve, the water pressure inside the nozzle body 21 can be increased. Furthermore, by removing sand and pebbles, underground water can be filtered, preventing clogging of fountain holes. Since the pressure regulating valve 30 controls the water supply by horizontal rotation, there is no risk that the ring-shaped steel wool 34 will be pushed into the pressure regulating valve 30 and the density of the ring-shaped steel wool 34 can be made uniform.

FIG. 4 shows a third embodiment, in which a horizontal partition wall 43 having a water passage hole 42 connected to a water pipe 51 is provided in the middle of a nozzle body 41 to which a lid 41a is screwed. A screw tube 44 is screwed into the center of the lid 41a, and around the screw tube 44, water fountain holes 45 communicating between the inside and outside of the nozzle body 41 are provided obliquely in a radial manner. A female screw is formed on the inner peripheral surface of the screw cylinder 44 to provide a pressure regulating valve hole 46, and a pressure regulating valve 48 having a driver groove 47 at the top thereof is screwed into the pressure regulating valve hole 46. A bulging portion 48a that fits into the water passage hole 42 is formed at the lower end of the pressure regulating valve 48,
Furthermore, a spout 43 is formed between the lower end of the pressure regulating valve 48 and the upper end of the water passage hole 42 .

Furthermore, a ring-shaped steel wool 50 is disposed within the nozzle body 41 so as to surround the lower part of the pressure regulating valve 48. 5
2 is Patsuking.

Therefore, when a screwdriver (not shown) is pressed against the driver groove 47 and raised by turning the pressure regulating valve 48, the spout 49 opens, and as a result, the snow-melting water supplied from the water pipe 51 flows through the water passage hole 42. , spout 4
9, the water is ejected from the inside of the nozzle body 41 and to the outside through the fountain hole 45.

At this time, the snow-melting water flowing from the spout 49 into the nozzle body 41 becomes a jet and the ring-shaped steel wool 50
By passing through the ring-shaped steel wool 50, the flow encounters resistance and is diffused.
As a result, the water pressure inside the nozzle body 41 is made uniform,
Remove sand and pebbles. Furthermore, the lid 4 of the nozzle body 41
Since 1a is screwed on, it can be removed and the ring-shaped steel wool 50 can be easily replaced.

〔effect〕

This idea is for snow melting, in which a horizontal partition with a water passage hole is provided in the middle of the nozzle body, a screw tube is screwed onto the top of the nozzle body, and water fountain holes are diagonally arranged radially around the screw tube. In the fountain nozzle device, a pressure regulating valve hole is provided in the center of the spiral cylinder, a pressure regulating valve with a driver groove at the top is provided in this pressure regulating valve hole, and the length of this pressure regulating valve is set such that the lower end thereof is provided in the horizontal partition wall. It is formed to a length that fits into the water hole, and a spout is provided at the lower end of the pressure regulating valve.
Steel wool is placed in the nozzle body near the fountain mouth so as to surround the lower part of the pressure regulating valve.The ring-shaped steel wool filters snow removal water to remove sand and pebbles and prevents clogging. . Furthermore, the water pressure inside the nozzle body 41 can be equalized by the resistance of the ring-shaped steel wool, so that the state of the water flowing from each water fountain hole 45 can be made uniform.

[Brief explanation of the drawing]

Fig. 1 is a longitudinal sectional view of the first embodiment, and Fig. 2 is a longitudinal cross-sectional view of the first embodiment.
A partially cutaway plan view of the embodiment, FIG. 3 is a longitudinal sectional view of the second embodiment, and FIG. 4 is a longitudinal sectional view of the third embodiment. 1, 21, 41... Nozzle body, 2, 23, 42
... Water hole, 3, 24, 43 ... Horizontal bulkhead, 5,
26, 44... Spiral tube, 6, 27, 45... Fountain hole, 7, 28, 46... Pressure regulating valve hole, 8, 29, 4
7... Driver groove, 9, 30, 48... Pressure regulating valve, 10, 33, 49... Spout port, 11, 34,
50...Steel wool.

Claims (1)

[Scope of utility model registration request] A snow melting fountain nozzle device in which a horizontal partition wall with a water passage hole is provided in the middle of the nozzle body, a screw tube is screwed onto the top of the nozzle body, and water fountain holes are arranged diagonally radially around the screw tube. A pressure regulating valve hole is provided in the center of this spiral cylinder, a pressure regulating valve having a driver groove at the top is provided in this pressure regulating valve hole, and the length of this pressure regulating valve is determined by the length of the pressure regulating valve whose lower end is a water passage hole provided in the horizontal bulkhead. For snow removal, the pressure regulating valve is formed to a length that can be fitted into the pressure regulating valve, a spout is provided at the lower end of the pressure regulating valve, and steel wool is arranged in the nozzle body near the spout so as to surround the lower part of the pressure regulating valve. Fountain nozzle device.