JPH116119A - Locking rod of buried snow-thawing machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To keep safety during snow-thawing work and easily lock covers while a snow-thawing machine is not used, by a locking bar fixed so that the covers are not opened while it is not used, in a buried snow-thawing machine to treat snow in snowfall districts. SOLUTION: A slender and long locking bar 17 fitting to covers 15, 16 for a snow-thawing chamber so as not to be opened and fixing them in series, is provided at the position corresponding to the side face of the covers 15, 16 of the upper part of the side of the tank body 1. The locking bar 17 is detachably fixed to the tank body 1 by a key and when the covers 15, 16 for the snow-thawing chamber are opened, the locking bar 17 is arranged and fixed at the passage way side between two covers 15, 16 not to unnecessarily close the covers.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a buried snow melting machine for treating snow in a snowy area, and more particularly to a locking rod for fixing a lid so as not to open when not used for snow melting.

[0002]

2. Description of the Related Art In such a buried type snow melting machine, a snow melting tank is left open when not in use so that it does not fall down, and a car is parked on the snow melting tank so that the installation place is effectively used. Closing the lid is known.

For example, as shown in Japanese Utility Model Publication No. 5-42102, two openable and closable snow-melting tank lids are provided at the opening of the upper surface of the snow-melting tank, and the two snow-melting tank lids are supported at both outer sides thereof. It opens and closes as a double door.

[0004] Further, there is known a combustion type snow melting machine which melts snow by the combustion heat of a kerosene burner so that its lid is not opened to prevent danger such as mischief.

[0005]

Such a buried snow melting machine is often installed in a garden at home, and a child or an old man walks in the vicinity of the snow melting machine while opening the lid. Sometimes you go. It is natural that snow melting work is carried out when there is snowfall, and the area around the snow melting machine is also slippery due to the snow, and there is a risk that those persons may slip and fall into the snow melting room.

[0006] Further, the lid that opens and closes in a double-door manner is dangerous because it may be unexpectedly closed by strong wind if it is opened.

Further, when there are a plurality of lids that can be opened and closed like the above two snowmelt tank lids when not in use, it is troublesome to lock each of them.

Accordingly, the present invention provides safety during snow melting work,
An object of the present invention is to provide a locking rod of an embedded snow melting machine that can easily lock a lid when not in use.

[0009]

The locking rod of the buried snow melting machine according to the first aspect of the present invention is provided with two openable and closable snow melting chamber lids 15 and 16 at the opening of the upper surface of the snow melting chamber 3. The snow-melting chamber lids 15 and 16 open and close upwards with their outer sides as fulcrums, and the snow-melting chamber lids 15 and 16 are positioned at positions corresponding to the sides of the snow-melting chamber lids 15 and 16 at the upper side of the main body tank 1. An elongated locking rod 17 that engages so as not to open when closed and is fixed in series is provided.
17 is detachably fixed to the main body tank 1 by the key 8, and when the snow melting chamber lids 15, 16 are opened, the locking rod 17 is arranged and fixed on the passage side between the two snow melting chamber lids 15, 16 to fix the snow melting chamber. The lids 15 and 16 are not closed unnecessarily.

In the locking rod of the buried snow melting machine according to the second aspect of the present invention, a burner room 2, a snow melting room 3 and a pump room 4 are provided in a main body tank 1 partitioned by partitions 5 and 6, and a burner 21 is provided in the burner room 2. A furnace body 22 communicating with the burner 21 is provided in the snow melting chamber 3, a burner chamber lid 11 screwed is provided at an opening of the upper surface of the burner chamber 2, and an openable and closable operation box lid is provided at one corner of the burner chamber lid 11. The operation box 13 is provided inside the operation box cover 12, and the operation box 13 appears when the operation box cover 12 is opened.
The ignition and extinguishing operations of 21 are performed, and when the operation box lid 12 and the snow melting chamber lids 15 and 16 are closed, they are engaged with the locking rods 17 and fixed so as not to open.

The locking rod of the buried snow melting machine according to the third aspect of the present invention is provided with a submersible pump 31 in the pump chamber 4, an openable and closable pump chamber cover 18 in the opening of the upper surface of the pump chamber 4, The pump chamber lid locking rod 19 is provided at a position corresponding to the side of the pump chamber lid 18 at the upper side of the pump chamber lid 18 for engaging and fixing the pump chamber lid 18 so as not to open when closed.
Numeral 19 is connected to the locking rod 17 and is detachably fixed to the main body tank 1.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS According to the first aspect of the present invention, a snow melting chamber lid 1 is provided.
When the doors 5 and 16 are opened, the locking rods 17 are arranged and fixed on the side of the passage between the two snow melting chamber lids 15 and 16 so that the snow melting chamber lids 15 and 16 are not closed unnecessarily. This prevents persons passing through the aisle from approaching the snow melting machine, and prevents the snow melting chamber covers 15, 16 from unexpectedly closing due to strong winds or the like.

Further, a snow melting chamber cover 15 on the upper side of the main body tank 1,
At the position corresponding to the side surface of the snow cover 16 is provided an elongated locking rod 17 which engages so as not to open when the snow melting chamber lids 15 and 16 are closed and is fixed in series, and the locking rod 17 is detachably attached to the main body tank 1 by the key 8. Since it is fixed, the snow melting chamber lids 15 and 16 cannot be opened only by fixing the locking rod 17 with the key 8.

According to the second aspect of the present invention, the operation box 13 is provided inside the operation box cover 12, and when the operation box cover 12 is opened, the operation box 13 appears. The operation box 13 controls the operation of igniting and extinguishing the burner 21. And operation box lid
When the cover 12 and the snowmelt compartment lids 15 and 16 are closed, they are locked so as not to open by engaging with the locking rods 17. Therefore, the operation box lid 12 is opened by simply fixing the locking rods 17 with the key 8.
As a result, the burner 21 cannot be ignited.

According to the third aspect of the present invention, the submersible pump 31 is provided in the pump chamber 4, and the pump chamber cover 18 is provided at the opening of the upper surface of the pump chamber 4 so as to be openable and closable. At a position corresponding to the side surface of the pump chamber, there is provided an elongated pump chamber cover locking rod 19 for engaging and fixing the pump chamber cover 18 so as not to open when the pump chamber cover 18 is closed. Since the pump chamber lid 18 is detachably fixed to the tank 1, the pump chamber lid 18 cannot be opened only by connecting and fixing the pump chamber lid locking rod 19 to the locking rod 17.

[0016]

An embodiment of the present invention will be described below with reference to the drawings.

The snow melting machine shown in FIG. 1 is of a buried type, and has a box-shaped main body tank 1 having an upper surface opening buried under the ground E, and a burner chamber 2 defined by the main body tank 1 by partitions 5 and 6. And snowmelt room 3
And a pump chamber 4 in this order.

A rectangular burner chamber lid 11 screwed is provided at a portion of the upper surface of the burner chamber 2 which is open to the ground E, so that the burner chamber lid 11 cannot be opened or closed except during maintenance. An operation box cover that can be opened and closed at one corner of the burner room cover 11
12 is provided, and the operation box lid 12 is closed when the burner chamber lid 11
The operation box 13 and the intake cylinder 14 are provided inside the operation box cover 12, and when opened, the operation box 13 and the intake cylinder 14 appear.

The operation box 13 is provided with switches for the burner 21 and the submersible pump 31. The switches are used to operate the ignition and extinguishing of the burner 21 and to stop the operation of the submersible pump 31.

At the portion of the upper surface of the snow melting chamber 3 which is open to the ground E, two rectangular snow melting chamber lids 15 and 16 are provided which can be opened and closed freely. When the snow melting chamber lids 15 and 16 are opened and closed, the two snow melting chamber lids 15 and 16 have the engaging portions 15a and 16a or the engaging portions 15 on the passage side.
b and 16b, place and fix a locking rod 17 to fix the snow melting chamber lids 15, 16
The lock bar 17 prevents the person passing through the aisle from approaching the snow melting machine.

In this embodiment, in the plan view of FIG. 3, the front side is the snow opening for the worker, the rear side is the passage, and the locking rod 17 is arranged and fixed between the engaging parts 15b and 16b on the rear side. To prevent people from approaching. When the front side is used as a passage, a locking bar 17 is arranged and fixed between the front side engaging portions 15a and 16a to prevent a person from approaching.

A pump chamber cover 18 which is openable and closable is provided at a portion of the upper surface of the pump chamber 4 which is open to the ground E. The pump chamber cover 18 is opened when cleaning a dust receiving net provided in the pump chamber 4. It is closed during snow melting work.

When the openable and closable operation box lid 12 and the snow melting chamber lids 15 and 16 are closed, the operation box lid 12 and the snow melting chamber are positioned at positions corresponding to the side surfaces of the snow melting chamber lids 15 and 16 on the upper side of the main body tank 1. An elongated locking rod 17 is provided for engaging and locking the chamber lids 15 and 16 so as not to open, and the locking rod 17 is detachably fixed to the main body tank 1 by the key 8.

When the pump chamber cover 18 which can be opened and closed is closed, the pump chamber cover 18 is engaged and fixed at a position corresponding to the side surface of the pump chamber cover 18 at the upper side of the main body tank 1 so as not to open. The pump chamber lid locking rod 19 is provided, and the pump chamber lid locking rod 19 is provided.
Is connected to the locking rod 17 and is detachably fixed to the main body tank 1.

A burner 21 is provided on the partition wall 5 in the burner chamber 2, and an oil feed pipe for feeding kerosene from outside the main body tank 1 is connected to the burner 21. Is discharged from a hole provided in the partition wall 5 in the direction of the snow melting chamber 3. The other part of the partition wall 5 is sealed so that snow and snowmelt water in the snow melting chamber 3 do not enter the burner chamber 2.

A substantially cylindrical long furnace body 22 is provided at the center of the snow melting chamber 3 from the partition wall 5. The furnace body 22 has a volume that is approximately half of the volume of the snow melting chamber 3 and is inclined downward from the horizontal direction. The furnace body exhaust port 23 is provided on the opposite side of the furnace.

The furnace body 22 communicates with the burner 21 and
The combustion gas from the furnace is completely burned and discharged downwardly from the furnace body exhaust port 23 into the snow melting chamber 3, and heat is released to release the snow melting chamber 3.
Melts the snow that is thrown in, and raises the temperature of the snow-melting water accumulated in the snow-melting chamber 3. A specified water level L is set so that about 1/3 of the lower part of the furnace body 22 is immersed in the snowmelt chamber 3, and the snowmelt water exceeding the specified water level L naturally flows out from the drain port 7. Exhaust gas from the furnace exhaust port 23 also circulates in the snow melting chamber 3 to melt snow and escape.

An underwater pump 31 is provided in the pump chamber 4, a communication hole is provided in a lower corner of the partition wall 6 between the snow melting chamber 3 and the pump chamber 4, and the snow melting water in the snow melting chamber 3 passes through the dust receiving net to be submerged. It is supplied to a pump 31. The submersible pump 31 supplies the snowmelt water to the sprinkler or drains it from the main tank 1 when the season is over and when it is not in use.

A substantially U-shaped watering pipe 32 is provided around the upper part of the interior of the snow melting chamber 3 around the furnace body 22. The watering pipe 32 has a plurality of discharge ports and is connected to the submersible pump 31. You. A pair of watering reflector bars 33 are provided above watering pipes 32 located on both side surfaces of the furnace body 22. The sprinkling reflector 33 guides the snowmelt water discharged from the sprinkling pipe 32 toward the center of the snowmelting chamber 3 to spray water.

On a pair of watering reflector rods 33, a grid-shaped fall prevention net 34 is provided between them.

Next, the operation together with the method of use will be described.

First, the operation box lid 12 and the snow melting chamber lids 15, 16
Is opened, a predetermined amount of water is poured into the snow melting chamber 3 only at the beginning of the season, the submersible pump 31 is operated by the switch of the operation box 13, and then the burner 21 is ignited.

At this time, when the snow melting chamber lids 15 and 16 are opened, 2
A lock rod 17 is arranged and fixed on the passage side between the snow melting chamber lids 15 and 16 so that the snow melting chamber lids 15 and 16 are not closed unnecessarily.
The locking rod 17 prevents a person passing through the passage from approaching the snow melting machine, and the snow melting chamber lids 15 and 16 do not close unexpectedly due to a strong wind or the like, so that the safety of the person passing through the passage or the snow melting worker is ensured.

When snow is thrown into the snow melting chamber 3, snow is melted by heat radiation from the furnace body 22, exhaust from the furnace body 22 and water sprinkling from a discharge port of the water sprinkling pipe 32. Spills naturally from 7.

When the snow melting operation is completed, the burner 21 is extinguished by the switch of the operation box 13, the operation of the submersible pump 31 is stopped, and the operation box lid 12 and the snow melting chamber lids 15, 16 are closed and locked.

At this time, the snow melting chamber lid on the upper side of the main body tank 1
An elongated locking rod that engages so as not to open when the snow melting chamber lids 15 and 16 are closed at positions corresponding to the sides of 15 and 16 and fixes them in series.
Since the locking rod 17 is detachably fixed to the main body tank 1 by the key 8, the fixing rod 17 is fixed only by the key 8 so that the snow melting chamber lids 15 and 16 cannot be opened. 17 makes it possible to easily lock the snow melting chamber covers 15 and 16.

An operation box 13 is provided inside the operation box cover 12, and when the operation box cover 12 is opened, the operation box 13 appears, and the operation box 13 is operated to ignite and extinguish the burner 21. 12 and snowmelt compartment lid 1
When the locks 5 and 16 are closed, they are engaged with the lock rods 17 so as not to open. Therefore, simply fixing the lock rods 17 with the key 8 opens the operation box cover 12 and ignites the burner 21 with the operation box 13. Therefore, the danger of ignition of the burner 21 due to mischief when not in use can be prevented.

A submersible pump 31 is provided in the pump chamber 4,
Pump chamber lid that can be opened and closed at the opening of the upper surface of the pump chamber 4
A long and narrow pump chamber lid locking rod 19 for engaging and fixing the pump chamber lid 18 so as not to open when the pump chamber lid 18 is closed at a position corresponding to the side surface of the pump chamber lid 18 on the side upper portion of the main body tank 1; Since the pump chamber lid locking rod 19 is connected to the locking rod 17 and is detachably fixed to the main body tank 1, the pump chamber lid 18 is opened only by connecting the pump chamber lid locking rod 19 to the locking rod 17 and fixing it. Since the pump chamber lid 18 is not used, the pump chamber lid 18 can be easily locked by the pump chamber lid locking rod 19 when not in use.

In order to drain the water from the snow melting chamber 3 and the pump chamber 4 only when the season is over, the valve between the submersible pump 31 and the watering pipe 32 is switched to operate the submersible pump 31 to drain water.

[0040]

According to the first aspect of the present invention, when the snow-melting chamber lid is opened, a locking rod is arranged and fixed on the passage side between the two snow-melting chamber lids so that the snow-melting chamber lid is not unnecessarily closed. As a result, the locking rod prevents a person passing the passage from approaching the snow melting machine, and the snow melting chamber lid does not close unexpectedly due to a strong wind or the like, so that the safety of the person passing the passage or the snow melting worker is measured.

Further, an elongated locking rod is provided at a position corresponding to the side surface of the snow-melting chamber lid at the upper side of the main body tank so as to engage so as not to open when the snow-melting chamber lid is closed and to fix it in series, and the locking rod is a key. As a result, the snow melting chamber lid cannot be opened simply by fixing the locking rod with the key, so that the snow melting chamber lid can be easily locked by the locking rod when not in use.

According to the second aspect of the present invention, the operation box is provided inside the operation box cover, and when the operation box cover is opened, the operation box appears, and the operation box is operated to ignite and extinguish the burner. When the lid and snowmelt compartment lid are closed, they are locked so that they do not open by engaging with the locking rod, so simply lock the locking rod with the key to open the operation box lid and ignite the burner with the operation box. Therefore, the risk of burner ignition due to mischief when not in use can be prevented.

According to the third aspect of the present invention, the submersible pump is provided in the pump chamber, the openable / closable pump chamber lid is provided in the opening of the upper surface of the pump chamber, and the side of the pump chamber lid at the side upper portion of the main body tank is provided. At a corresponding position, an elongate pump chamber lid locking rod is provided for engaging and fixing the pump chamber lid so as not to open when closed.
Since the pump chamber lid locking rod is connected to the locking rod and is detachably fixed to the main body tank, the pump chamber lid lid does not open just by connecting the pump chamber lid locking rod to the locking rod and fixing it,
When not in use, the pump chamber lid lock can be easily locked with the pump chamber lid locking rod.

[Brief description of the drawings]

FIG. 1 is a partially cutaway front view showing an embodiment of a locking rod of an embedded snow melting machine.

FIG. 2 is a view in which a lid of FIG. 1 is closed.

FIG. 3 is a plan view of FIG. 1;

FIG. 4 is a view in which a lid of FIG. 3 is closed.

FIG. 5 is a view of FIG. 3 with a lid removed.

FIG. 6 is a side view of FIG.

FIG. 7 is a partially enlarged view showing a main part of FIG. 1;

FIG. 8 is a partially enlarged view showing a main part of FIG. 1;

FIG. 9 is a partially enlarged view showing a main part of FIG. 3;

FIG. 10 is a partially enlarged view showing a main part of FIG. 3;

FIG. 11 is a partially enlarged view showing a main part of FIG. 4;

FIG. 12 is a partially enlarged view showing a main part of FIG. 4;

[Description of sign]

 DESCRIPTION OF SYMBOLS 1 Main body tank 2 Burner room 3 Snow melting room 4 Pump room 5 Partition wall 6 Partition wall 8 Key 11 Burner room cover 12 Operation box cover 13 Operation box 15 Snow melting room cover 16 Snow melting room cover 17 Locking rod 18 Pump room cover 19 Pump room cover locking rod 21 Burner 22 Furnace body 31 Submersible pump

Claims (3)

[Claims] 1. A snow-melting chamber lid, which is openable and closable, is provided at a portion where the upper surface of the snow-melting chamber is open, and the two snow-melting chamber lids open and close upwardly with their outer sides as fulcrums. At the position corresponding to the side of the snow melting chamber lid at the top, there is provided an elongated locking rod that engages so that it does not open when the snow melting chamber lid is closed and locks it in series, and the locking rod is detachably fixed to the main body tank with a key. A locking rod for an embedded snow melting machine in which a locking rod is arranged and fixed on the passage side between the two snow melting chamber lids when the snow melting chamber lid is opened so that the snow melting chamber lid is not unnecessarily closed. 2. A burner chamber, a snow melting chamber and a pump chamber which are partitioned by a partition in the main body tank, a burner is provided in the burner chamber, and a furnace body communicating with the burner is provided in the snow melting chamber. A burner chamber lid screwed is provided, an openable and closable operation box lid is provided at one corner of the burner chamber lid, an operation box is provided inside the operation box lid, and when the operation box lid is opened, the operation box appears, and the operation box appears. 2. The locking rod of an embedded snow melting machine according to claim 1, wherein the burner is ignited and extinguished to engage with the locking rod so as not to open when the operation box lid and the snow melting chamber lid are closed. 3. A submersible pump is provided in the pump chamber, a pump chamber lid is provided at an opening on the upper surface of the pump chamber, and the pump chamber lid is openable and closable. 3. The buried type according to claim 2, further comprising an elongate pump chamber lid locking rod which is engaged and fixed so as not to open when the pump is closed, and the pump chamber lid locking rod is connected to the locking rod and is detachably fixed to the main body tank. Lock stick for snow melting machine.