JP3091901B2 - Sprinkling nozzle device for snow removal on roads - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water spray nozzle apparatus for snow removal on a road, which is mainly used in a raising method for repairing a snow removal nozzle buried on a pavement surface such as a pavement road or a sidewalk.

[0002]

[Prior art]

(Prior art) Conventionally, the snow removal nozzle was repaired by shaving the concrete for burying the snow removal nozzle using a concrete crusher or concrete cutter to remove the entire old snow removal nozzle, and installing a new snow removal nozzle instead. Was fixed by concrete and replaced by the whole system. However, in the case of the whole replacement method, the noise and vibration when damaging the concrete are large, a long curing time is required until the concrete hardens, traffic regulation is required during the curing, and repairs performed in winter are not performed. Since concrete is hard to solidify under cold temperatures, there is a disadvantage that the curing time and traffic regulation time are lengthened, and the road width is narrowed for a long time during construction due to the snow on the roadside, which is dangerous. Was extremely high.

In order to solve such a defect, Japanese Patent Application Laid-Open No. 4-141252 discloses a raising and repairing method. FIG. 8 shows a state in which the construction has been completed by this construction method, which is provided with the following new parts. That is, the first female screw 42 is engraved on the lower end of the inner peripheral surface of the short tubular member 41 longer than the bulky dimension, and the deep annular groove 45 is formed on the bottom surface of the short tubular member 41.
The inner peripheral wall 46, the outer peripheral wall 47, and the top wall 48
And a lid a formed by opening water sprinkling holes 49 at the upper and lower ends of the top wall portion 48 at appropriate locations on the top wall portion 48, and outer peripheries of the upper and lower ends of the short thin tube 50. Similarly, a first external thread 51 and a second external thread 52 are similarly engraved with a second internal thread 53 on the inner periphery of the upper end portion, and a water guide fixed side hole 5 communicating with the inside and outside of the thin tube 50 at an intermediate height.
4 and a movable water guiding side hole 58 in which a shallow concave hole 57 is formed in the center of the lower end surface of the rod-shaped member 56 and which is opened inward and outward on the peripheral wall of the concave hole 57. At the same time, a third male screw 59 which can be screwed with the second female screw 53 is also formed on the outer periphery of the intermediate height portion of the rod-shaped member 56, and a driver groove 60 is similarly formed on the upper end surface thereof. A second packing groove 61 is engraved at an outer peripheral portion above the third male screw 59, and the second packing groove 61 is formed.
And a water control valve C formed by fitting a second O-ring 62 to the existing road surface (old road surface) 6.
A new road surface 65 is formed by newly overlaying a road surface pavement material such as concrete, asphalt, etc. on the surface 4 and is thus buried.

[0004]

According to the above-mentioned prior art, the new construction (particularly, a valve part which is likely to cause a failure) needs to be repaired again. 65 must be destroyed, and the above-mentioned defects will occur again. SUMMARY OF THE INVENTION An object of the present invention is to provide a new water spray nozzle apparatus for snow removal on a road, which is devised to eliminate the above-mentioned defect that occurs again.

[0005]

In order to achieve the above object, a water sprinkling nozzle apparatus for snow removal according to the present invention comprises a first large-diameter concave hole 1 having a large diameter on an upper surface thereof. A case 4 is provided in which a first small diameter hole 3 having a small diameter communicating with the lower surface is provided on the bottom surface of the hole 1, and a first female screw 5 is engraved on an upper half peripheral surface of the first small diameter hole 3. Separately from this, a large-diameter second large-diameter concave hole 6 is provided on the upper surface, and a medium-diameter intermediate-diameter concave hole 7 is provided on the bottom surface of the second large-diameter concave hole 6. 7 are provided with second small diameter holes 8 each having a small diameter communicating with the bottom surface. The outer diameter of the upper half is larger than the first large diameter hole 1 and the outer diameter of the lower half is the first large diameter hole. 1 to form a raising member 9 which is the same as
The lower half portion 10 is hermetically and removably inserted into the first large-diameter concave hole 1 via a first O-ring 11, and separately, a first male screw 12 is provided on the outer periphery of the upper portion. Second and third female screws 13 and 14 are engraved on the inner circumferences of the upper and lower portions, respectively, and an upper pipe 16 having a water guide fixing hole 15 communicating with the inside and the outside at an intermediate portion is provided. Second on the outer circumference
The lower pipe 19 engraved with the third male screws 17 and 18 is connected by screwing the third female screw 14 and the second male screw 17 to form the water pipe 2. The third male screw 18 is screwed into the first female screw 5 by being inserted into the second large-diameter concave hole 6, the intermediate-diameter concave hole 7, the second small-diameter hole 8, and the first small-diameter hole 3 from above, and The lower part of the upper tubular body 16 is air-tightly and removably fitted to the second small-diameter hole 8 through the second O-ring 20, and separately from the upper part of the short connecting pipe 21, a flange 22 is provided. And a fourth female screw 23
The cover member 24 is provided with the cover member 24, and the cover member 24 is inserted into the second large-diameter concave hole 6 from above, the fourth female screw 23 is screwed to the first male screw 12, and the flange portion 22 is formed. To the second large-diameter concave hole 6
A hermetically sealed and removable cavity 26 is formed through a third O-ring 25 through a third O-ring 25,
2, an inclined water sprinkling hole 27 having upper and lower ends opened at a position in contact with the cavity 26 and separately formed into a cylindrical shape having a closed upper surface and an opened lower surface, and a fourth male screw 28 engraved on the upper outer periphery. A water control piece 30 having a driver groove 29 on the upper surface is formed, and the water control piece 30 is inserted into the upper pipe 16 from above, and the fourth male screw 28 and the second female screw 13 are screwed together. In addition, a movable water guiding hole 32 having both ends opened inside and outside is formed in the peripheral wall portion 31 of the water control top 30.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of the present invention will be described with reference to the drawings. First, a magnetic metal plate base 71 with a push handle 70 is vertically penetrated into both front and rear central portions. Screw holes (not shown) are provided, and the front and rear ends of the landing leg screw rods 72, 73, and 74 protrude into the upper and lower sides of the base 71 in the front and rear screw holes. The handle 78 is detachably attached to the upper ends of the landing leg screw rods 72, 73 and 74, and the transporting floating wheels 76 and 77 are attached to both sides of the rear edge of the base 71, whereby the gantry 78 is mounted. 79, which was laid on the base 71
A saddle 81 with a detent screw 80 is provided so as to be freely movable in the front-rear direction through a rotary table 83, a turntable 83 with a detent screw 82 on the saddle 81, a machine base 84 on the turntable 83, A slide head 86 that slides up and down by a handle 85 and a rack mechanism (not shown) is provided on the front surface of the base 84, and the electric drill body 90 is downwardly attached to the slide head 86 via mounting brackets 87 and mounting screws 88 and 89. A shank holder 92 is provided at the lower end of a main shaft 91 of the electric drill body 90. The shank holder 92 has an end mill 95 for cutting a ceiling wall having blades 93 and 94 on the outer periphery and the bottom surface of a cylinder, and a drill 96 for preparing a pilot hole. , Taps 97 and boring end mills 98 can be arbitrarily replaced and mounted, and the slide head 8 can be mounted on the machine base 84. The next to provide a vertical movement amount measurement slide gauge 99 of the slide head 86 as vertically movable, and weights body separately with the handle 100 from this 101
And a pair of weights 10 on the base 71
1 is used to construct a construction machine 102 to be used.

[0007] Thus, the construction machine 102 is placed on the road surface in which the existing snow removal nozzle 103 is buried, and then the screw rod 72 for the landing leg,
After turning 73 and 74 and adjusting the horizontal (inclination) direction of the base 71, the detent screw 80 is loosened and the saddle 81 is adjusted.
Operation, moving the rotation stop screw 82 to loosen the turntable 83
The center of the shank holder 92 and the existing snow-eliminating nozzle by performing operations such as turning, turning back the rotation stop screw 82, tightening back the detent screw 80, and adjusting the height of the electric drill body 90 with the handle 85. Align the center of 103 and attach the shank holder 92 to the end mill 9
5 and the bottom blade 9 of the end mill 95 for cutting the ceiling wall.
It is confirmed by lowering the electric drill main body 90 with the handle 85 whether or not 4 hits a predetermined location of the existing snow-melting nozzle 103. If the bottom blade 94 of the end mill 95 for cutting the ceiling wall is attached to the existing snow-melting nozzle 103 at this time, If not, the position of the saddle 81, the direction of the turntable 83, and thus the inclination and position of the base 71 are corrected, so that the top wall cutting end mill 95 is accurately positioned and then stopped. The tightening of the screw 80 and the rotation stop screw 82 is confirmed, and after this confirmation, the weight body 101 is placed on the base 71. Next, by operating the handle 85, the bottom blade 94 of the top wall cutting end mill 95 is lightly applied to the upper surface of the top wall 104 of the existing snow removal nozzle 103, and the sliding gauge 99 is moved up and down in this state. In addition, the zero point is set to a reference point (not shown), and then the handle 85 is returned to attach the bottom blade 94 of the end mill 95 to the existing snow removal nozzle 10.
3 and in this separated state, the electric drill body 90 is rotated and the handle 85 is operated to lower the end mill 95, and the center of the top wall 104 of the existing snow removal nozzle 103 The part is cut into a circle with the old watering hole 105 left. Whether or not the cutting has been sufficiently performed is confirmed by means of knowing that the depth of the cutting has reached a predetermined size while observing the descending amount of the slide head 86 on the scale of the slide gauge 99 which has been zeroed. Then, after stopping the electric drill body 90, the handle 8
5 is returned to the upper position by operating the end mill 9 for cutting the ceiling wall.
5 is removed from the shank holder 92, and the portion 106 surrounded by the circular cut and the built-in component 107 such as the old valve are removed by a special pliers. Further, a drill 96 for drilling a prepared hole is attached to the shank holder 92, and the drill 96 for drilling a prepared hole is rotated and lowered to thereby remove the existing snow-melting nozzle 10.
A pilot hole 109 is formed in the bottom surface of the third case 108. Next, the first female screw 5 is cut into the prepared hole 109 using the tap 97. In this engraving operation, the tap 97 is turned using a one-handed handwheel (not shown) with a built-in wrench 110 for preventing reverse rotation, and the short round bar pin 111 provided in advance on the wrench 110 is turned to the shank holder 92. It fits freely to prevent head shake. After that, the shank holder 92
Remove the tap 97 and the wrench 110, attach the boring end mill 98 to the shank holder 92,
By using the boring end mill 98, a part of the ceiling wall including the old water sprinkling hole 105 in the existing snow removal nozzle 103 is cut off. In this manner, the processing toward the existing snow removal nozzle 103 is completed, and the first large-diameter concave hole 1 having a large diameter is formed on the upper surface.
A first small diameter hole 3 having a small diameter communicating with the lower surface is provided on the bottom surface of the first large diameter concave hole 1 and a first female screw 5 is engraved on the upper half peripheral surface of the first small diameter hole 3. Case 4 is configured.

On the other hand, a built-in component 113 such as the following new valve is constructed in advance and brought to the site in advance.
This is loaded into the space 112 formed by removing the built-in component 107 such as the old valve and cutting the first large-diameter concave hole 1, and then newly puts concrete on the existing road surface (old road surface) 64. A new road surface 65 is formed by laminating a road surface pavement material such as asphalt, and the construction is completed accordingly. The upper surface communicates with the second large-diameter concave hole 6 having a large diameter, the bottom surface of the second large-diameter concave hole 6 communicates with the intermediate-diameter concave hole 7 having an intermediate diameter, and the bottom surface of the intermediate-diameter concave hole 7. The outer diameter of the upper half of the first large-diameter hole 1 is provided with the second small-diameter hole 8 having a smaller diameter.
The raising member 9 is made larger and the lower half has the same outer diameter as the first large-diameter concave hole 1, and the lower half portion 10 of the raising member 9 is placed inside the first large-diameter concave hole 1. First O
Separately from these, a first male screw 12 is provided on the outer periphery of the upper part, and second and third female screws 13 and 14 are provided on the inner periphery of both the upper and lower parts. Water transfer fixing hole 15 that is engraved and communicates inside and outside at an intermediate point
With respect to the upper tubular body 16 in which is opened, the lower tubular body 19 in which the second and third external threads 17 and 18 are engraved on the outer periphery of the upper and lower portions,
The water pipe 2 is formed by connecting the third female screw 14 and the second male screw 17 by screwing, and the water pipe 2 is connected to the second large-diameter concave hole 6, the intermediate-diameter concave hole 7, the second thin The third male screw 18 is screwed into the first female screw 5 by being inserted into the diameter hole 8 and the first small diameter hole 3 from above, and the lower part of the upper tube 16 is connected to the second small diameter hole 8.
And a second O-ring 20 for airtight and detachable fitting. Separately, a flange-like portion 22 is provided on the outer periphery of the upper portion of the short connecting pipe 21, and a fourth portion is provided on the lower inner circumference of the connecting pipe 21. A lid member 24 provided with a female screw 23 is formed, and the lid member 24 is inserted into the second large-diameter concave hole 6 from above to thereby form a fourth female screw 23.
Is screwed into the first male screw 12 and the flange 22 is hermetically and removably fitted into the second large-diameter concave hole 6 via the third O-ring 25 to form a closed cavity 26, Also, at the place where the flange portion 22 contacts the cavity 26, an inclined water sprinkling hole 27 which is open at both upper and lower ends is separately formed, and separately from the water sprinkling hole 27, the upper surface is closed and the lower surface is opened. A water control piece 30 having a driver groove 29 on the upper surface is formed by engraving a screw 28, and the water control piece 30 is inserted into the upper tube 16 from above to insert a fourth male screw 28 and a second female screw. 13 is screwed, and a water guide movable hole 32 whose both ends open inside and outside is opened in the peripheral wall portion 31 of the water control piece 30.

The pilot hole 10 formed by the pilot hole drill 96 is used.
9, carving of the first female screw 5 by the tap 97, and cutting off of the top wall and the like by the boring end mill 98 need not be in the order described above. The case 4 was constructed by using the above. However, the case 4 is newly made, and the new built-in component 113 such as the valve may be provided as a new product. As shown in FIG. 3, a tall structure may be provided.

[0010]

Since the present invention has the above-described structure, it is not necessary to damage the concrete road surface when, for example, it is necessary to repair (replace) the water pipe 2, the cover member 24 or the water control piece 30.

[0011]

The water sprinkling nozzle apparatus for snow removal according to the present invention can easily and easily repair the water pipe 2, the cover member 24 and the water control piece 30 which are particularly likely to cause a failure without damaging the concrete road surface ( Exchange).

[Brief description of the drawings]

FIG. 1 is a sectional view showing an embodiment of a water spray nozzle device for snow removal on a road according to the present invention.

FIG. 2 is an exploded perspective view of the same.

FIG. 3 is a sectional view showing another embodiment of the present invention.

FIG. 4 is a front view showing the repair work machine.

FIG. 5 is a plan view of the same.

FIG. 6 is a side view of the same.

FIG. 7 is a flowchart of a construction method performed by using the repair work machine.

FIG. 8 is a sectional view showing a conventional example.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 first large diameter concave hole 2 water guide tube 3 first small diameter hole 4 case 5 first female screw 6 second large diameter concave hole 7 intermediate diameter concave hole 8 second small diameter hole 9 member for raising 10 lower half portion 11 First O-ring 12 First male screw 13 Second female screw 14 Third female screw 15 Water guide fixing hole 16 Upper tube 17 Second male screw 18 Third male screw 19 Lower tube 20 Second O-ring 21 Connection Pipe 22 Flange portion 23 Fourth female screw 24 Cover member 25 Third O-ring 26 Cavity 27 Watering hole 28 Fourth male screw 29 Driver groove 30 Water control top 31 Peripheral wall portion 32 Water guiding movable hole 33 Water supply pipe 34 Kip 35 O ring

Claims (1)

(57) [Claims] A case (4) having a first large-diameter concave hole (1) having a large diameter on the upper surface and a first small-diameter hole (3) having a small diameter communicating with the lower surface on the bottom surface of the first large-diameter concave hole (1). The first female screw 5 is engraved on the upper half peripheral surface of the first small diameter hole 3 and separately from this, a second large diameter concave hole 6 having a large diameter is formed on the upper surface.
An intermediate diameter concave hole 7 of an intermediate size was provided on the bottom surface of the second large diameter concave hole 6, and a second small diameter hole 8 having a small diameter communicating with the bottom surface of the intermediate diameter concave hole 7 was provided. An outer diameter of the upper half is larger than the first large-diameter concave hole 1, and a lower half has an outer diameter equal to that of the first large-diameter concave hole 1. The lower half portion 10 is airtightly and removably inserted into the first large-diameter concave hole 1 via a first O-ring 11, and separately from these, a first male screw 12 is vertically inserted into the upper outer periphery. 2nd and 3rd internal threads 1 on the inner circumference of both parts
3 and 14 are engraved, and the upper pipe body 16 is provided with a water guiding fixing hole 15 communicating with the inside and outside at an intermediate point.
By connecting the lower tube 19 having the second and third male screws 17 and 18 engraved on the outer periphery of both the upper and lower parts by screwing the third female screw 14 and the second male screw 17, the water pipe 2 is formed. Constitute
The water pipe 2 is inserted into the second large-diameter concave hole 6, the intermediate-diameter concave hole 7, the second small-diameter hole 8, and the first small-diameter hole 3 from above, and a third male screw 18 is inserted into the first female screw 5. And a lower portion of the upper pipe body 16 is airtightly and removably fitted to the second small-diameter hole 8 through the second O-ring 20 and separately from the upper outer periphery of the short connecting pipe 21. A lid member 24 provided with a fourth female screw 23 on the inner periphery of the lower part of the connecting pipe 21;
The lid member 24 is inserted into the second large-diameter concave hole 6 from above, the fourth female screw 23 is screwed to the first male screw 12, and the flange 22 is inserted into the second large-diameter concave hole 6. A hermetically closed and removably fitted cavity 26 through three O-rings 25
In addition, an inclined water sprinkling hole 27 having both upper and lower ends opened at a place where the flange 26 is in contact with the cavity 26, and a cylindrical shape having a closed upper surface and an opened lower surface is separately provided. A water control piece 30 having a driver groove 29 on the upper surface is formed by engraving a fourth male screw 28 on the upper surface, and this water control piece 30 is inserted into the upper pipe 16 from above to form a fourth male screw 28. The second female screw 13 is screwed into the
Water guiding movable hole 32 whose both ends open inward and outward in peripheral wall portion 31
A water spray nozzle for snow removal on roads, characterized by the establishment of