JPH11137712A - Structure for containing fire pump in manhole of fire water tank - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a structure for containing a fire pump which can easily set up in the manhole without changing an existing manhole of fire water tank, and wherein the pump can be simply and rapidly taken out and re-contained, and the inspection in the fire prevention water tank can be easily performed. SOLUTION: This structure is provided with a pair of vertical guide rails 2, 2 oppositely set up along the vertical direction on the inside walls 10 of a manhole 1 of a fire water tank, and an elevator base 3 which is set so as to rise and fall along the vertical guide rails 2, 2 as receiving tensile force of contact spiral springs 5, 5 in the upward direction, and the elevator base 3 is loaded with a fire pump 4. Preferably, a pair of horizontal guide rails 30, 30 are provided on the elevator base 3, and the fire pump 4 is loaded on the horizontal guide rails 30, 30 through a truck fixed to the lower part of the fire pump 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention generally relates to a structure for storing a fire pump in a fire prevention water tank manhole, and more specifically, a fire pump can be smoothly removed from the manhole when a fire occurs. Also, the present invention relates to an improved structure for storing a fire pump in a fire prevention water tank manhole that can be easily installed in an existing fire prevention water tank manhole.

[0002]

2. Description of the Related Art In a densely populated residential area in an urban area, a fire prevention water tank having a predetermined capacity is buried underground so as to communicate with the ground via a manhole. In the event of a fire, a portable fire pump is transported to the vicinity of the manhole. Alternatively, the fire engine is moved to the vicinity of the manhole, and the fire is extinguished by the portable fire pump or the fire engine using the water stored in the fire tank. However, the movement of fire pumps and fire engines takes time,
Especially in the event of an earthquake or other disaster, a small-scale fire reaches an extremely large scale, as it may take a long time to move a portable fire engine or a fire engine due to traffic congestion, or it may become impossible to move. Sometimes. In such a case, in order to enable initial fire extinguishing using the water stored in the fire prevention water tank, recently, for example, Japanese Patent Application Laid-Open No. 8-158422
As disclosed in Japanese Unexamined Patent Publication No. 9-187527 and Japanese Patent Application Laid-Open No. 9-187527, a set of fire pumps is housed in a fire prevention water tank manhole installed underground, and when a fire occurs, the fire pump is taken out from the manhole. Have to be able to use.

[0003] In the structure for storing a fire fighting pump in a fire prevention water tank manhole described in Japanese Patent Application Laid-Open No. 8-158422, a partition wall (bottom plate) having a water intake pipe insertion port in the center is attached to the lower part of the manhole, A pump mounting table having a water suction pipe insertion port is installed on the partition wall so as to be able to move up and down, and a fire pump including an engine and a pump body and having a vertical water suction pipe is mounted on the pump mounting table. The pipe is passed through the partition and the suction pipe insertion port of the pump mounting table, and the lower end of the suction pipe is submerged in the fire-resistant water tank. A locking groove is formed in the inner wall of the manhole in the circumferential direction, and a plurality of locking pieces formed on a peripheral edge of the pump mounting table are removably locked to the locking groove. A plurality of compression springs are interposed between the partition walls, and at the time of use of the fire pump, the locking portion of the pump mounting base is released from the locking groove, and the pump mounting base is moved to the upper part of the manhole by the compression spring. The fire pump is raised from the manhole.

[0004] In the structure for storing a fire pump in a manhole described in the above-mentioned Japanese Patent Application Laid-Open No. 9-187527, an annular track is installed on a flange portion projecting inward to a lower portion of the manhole.
A rotating mechanism that rotates along this track is provided, an inner cylinder is mounted on this rotating mechanism, and a pair of left and right horizontal receiving plates are installed in this inner cylinder so as to be able to move up and down. Has a case. Inside the inner cylinder, a plurality of support rods are vertically attached to each fixture fixed at a predetermined angular interval on the upper part, and a pull-up spring is attached along each support rod, and the lower end of the pull-up spring is Fixing to each receiving plate, fixing a pair of inclined guide rails to the inner wall of the inner cylinder, aligning a plurality of wheels attached to the sides of the fire pump containing case along the guide rails, Is taken out along the guide rail by the force of the lifting spring.

[0005]

SUMMARY OF THE INVENTION The above-mentioned Japanese Patent Application Laid-Open No. 8-158 is disclosed.
First, the storage structure of the fire pump disclosed in Japanese Patent No. 422 requires a modification or design change of the manhole because a partition wall (bottom plate) is mounted in the manhole or a locking groove is formed in the inner wall of the manhole in the circumferential direction. Therefore, it could not be easily implemented for the manhole of the existing fire prevention water tank. Second
In addition, it is necessary that a water suction pipe is provided vertically in the center of the bottom of the fire pump, but the existing fire pump is installed so that the water suction pipe faces sideways.
In order to implement the storage structure, the existing fire pump cannot be used, a specially designed fire pump is required, and the equipment cannot be installed in the existing manhole as described above. There was a problem that the cost was high. Third, since the partition is attached to the lower part of the manhole as described above, there is a problem that inspection inside the fire prevention water tank becomes difficult.

[0006] The storage structure of the firefighting pump disclosed in Japanese Patent Application Laid-Open No. 9-187527 firstly forms a flange protruding inward at the lower portion of the manhole. (Existing manholes are circular holes, many of which are cylindrical precast molded products), and could not be easily implemented on existing firewater tank manholes. Second, when the fire pump case is removed from the middle cylinder in the manhole, the fire pump case is changed from a vertical state to a horizontal state. The fuel tank and other design must be changed, and the existing fire pump cannot be used as it is. Therefore, there has been a problem that equipment costs are high.

SUMMARY OF THE INVENTION An object of the present invention is to provide a structure for storing a fire fighting pump in a fire protection water tank manhole which can be easily applied to an existing fire water tank manhole without changing the design of the existing fire protection water tank manhole. It is in. Another object of the present invention is to provide a structure for storing a fire pump in a fire prevention water tank manhole that can be easily inspected by a camera or the like in the fire prevention water tank. Still another object of the present invention is to provide a structure for storing a fire pump in a fire water tank manhole in which the posture of the fire pump does not change from the stored state in the man hole when the fire pump is taken out of the fire water tank manhole and used. It is in. Still another object of the present invention is to enable the fire pump to be moved up and down with a light and small force in a short time by the elevating base when taking out and storing the fire pump from the manhole. It is an object of the present invention to provide a structure for storing a fire pump in a fire prevention water tank manhole, which can be easily removed and mounted outside in a short time.

[0008]

Means for Solving the Problems The structure for storing a fire pump in a fire prevention water tank manhole according to the present invention is configured as follows in order to solve the above-mentioned problems. That is, according to the structure for storing the fire pump in the fire prevention water tank manhole according to claim 1, the inner wall 1 of the fire prevention water tank manhole 1 is provided.
And at least one pair of vertical guide rails 2 and 2 installed so as to face each other in the vertical direction, and an elevating base 3 installed so as to ascend and descend above the vertical guide rails 2 and above a predetermined lower limit level. The fire pump 4 is housed in the manhole 1 with the fire pump 4 mounted on the lifting base 3.

According to a second aspect of the present invention, there is provided a structure for storing a fire pump in a firewater tank manhole, wherein the lifting base 3 is wound on a reel 50 at one end. Further, it is urged in the ascending direction by at least a pair of close contact spiral springs 5 and 5 having a tension substantially balanced with the weight of the fire pump 4 side, and the upper end of the elevating base 3 and the vertical guide rails 2; Alternatively, the reel 50 is fixed to one of the front elevating base 3 and the upper end in the manhole 1, and the other end of the close contact spiral spring 5 is fixed to the other. And

According to a third aspect of the present invention, there is provided a fire-fighting water tank manhole containing a fire pump according to the first or second aspect. The lower end is the connecting member 2
0, and each vertical guide rail 2, 2
Are characterized in that their lower end portions are fixed in a protruding state to opposing positions of the inner wall 10 of the manhole 1 by a plurality of set screws 21.

According to a fourth aspect of the present invention, there is provided a fire-fighting water tank manhole containing a fire-fighting pump in the fire-fighting water tank manhole. Along with fixing the slide bar 3b along the vertical direction to a position corresponding to the center of the guide bar, the connecting member 20 is fixed with a guide tube 22 along the vertical direction at a position corresponding to the slide bar 3b,
The slide bar 3b is slidably inserted into the guide tube 22.

According to a fifth aspect of the present invention, there is provided a fire fighting water tank manhole containing a fire pump according to any one of the first to fourth aspects. It has a pair of horizontal guide rails 30 and 30 facing upward, and the fire pump 4 is mounted on the horizontal guide rails 30 and 30 via a carriage 40 attached to a lower part of the fire pump 4. It is characterized by:

According to a sixth aspect of the present invention, there is provided a fire fighting water tank manhole containing a fire pump according to the fifth aspect of the present invention. On the sides, receiving members 31, 31 are attached in a projecting manner to the side portions not opposed to each other, and one end side of the carriage 40 is connected to the receiving members 31, 31 via legs 41 attached to the carriage 40. The horizontal guide rail 3 is mounted on the other end of the carriage 40 via a pair of wheels 42 attached to the carriage 40.
The carriage 40 is placed on the other end of each of the horizontal guide rails 0 and 30 in a state where the floating is prevented, and the movement and floating on the horizontal guide rails 30 and 30 are suppressed by the lock fitting 6. I have.

According to a seventh aspect of the present invention, there is provided a fire-fighting water tank manhole containing a fire pump according to the fifth or sixth aspect, wherein the pair of horizontal guide rails are provided. At least at one end, each of the horizontal guide rails 30, 30 when the lift base 3 is raised to the upper end of the manhole 1.
The road plates 32, 32 which can be turned over from the end of the manhole 1 to the opening edge of the manhole 1 are respectively attached.

According to a eighth aspect of the present invention, there is provided a fire-fighting water tank manhole containing a fire pump according to any one of the first to seventh aspects. The water discharge hose is housed in a tray-shaped hose storage container 7 installed above the fire pump 4 in the manhole 1, and the flange 71 on the outer periphery of the upper end of the hose storage container 7 is connected to the vertical guide rail 2, 2. It is characterized by being placed on the upper end.

According to a ninth aspect of the present invention, in the fire-fighting water tank manhole according to the eighth aspect of the present invention, there is provided a fire-fighting water tank manhole. A lockable inner lid 70 is placed on the container 7 or the upper end of the vertical guide rail 2.

According to a tenth aspect of the present invention, in the fire-fighting water tank manhole according to any one of the first to ninth aspects, the fire-fighting pump is housed in the fire-fighting water tank manhole. A hose guide ring 20a is fixed to the connecting member 20 connecting the lower portions of the two,
A water-absorbing hose 8 having a connection fitting 80 attached to the upper end of the hose guide ring 20a is guided in a suspended and slidable manner, and lifts and lowers one end of a lifting tool 82 made of a chain or a rope or another string. In addition to the connection to the base 3, the other end of the lifting tool 82 is connected to the upper end of the water-absorbing hose 8 projecting from the hose guide ring 20a.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of a fire pump storage structure in a fire prevention tank manhole according to the present invention will be described below with reference to the drawings. FIG. 1 is a partially cutaway sectional view of a storage structure of a fire pump in a fire prevention water tank manhole according to an embodiment of the present invention, FIG. 2 is an enlarged partial half sectional view showing a lower structure of the storage structure of the embodiment of FIG. Is a partially enlarged cross-sectional view showing the upper structure of the storage structure of the embodiment of FIG. 1,
FIG. 4 is a partial cross-sectional view taken along the arrow AA of FIG. 2, FIG. 5 is a partial plan view of the state in which the lifting base is raised from the state of FIG. 1 to the upper part of the manhole and the fire pump is omitted, and FIG. 5 is a partial cross-sectional view taken along arrow BB of FIG.
8 is a partially enlarged cross-sectional view showing a state in which the lifting base is raised from the state of FIG. 1 to the upper part of the manhole, and the carriage has begun to move in the horizontal direction.

As shown in FIG. 1, a pair of inner walls 10 of a fire prevention water tank manhole 1 (hereinafter, also simply referred to as "manhole") provided in a fire prevention water tank (not shown) are opposed to each other in the vertical direction. The vertical guide rails 2 and 2 are fixed, and the vertical guide rails 2 and 2 are provided with an elevating base 3 so as to ascend and descend at a predetermined lower limit level (for example, a level approximately 700 mm below the upper end of the manhole 1). The lifting base 3 has a pump body 4a, an engine unit 4b, a fuel tank 4c, a water-absorbing hose connection port 4d with a screw (not shown) screwed, and a water-discharge hose connection port 4.
and a fire pump 4 including e. That is, the fire pump 4 is housed in the manhole 1 while being mounted on the elevating base 3.

In the storage structure of this embodiment, each of the vertical guide rails 2 and 2 is a metal channel member as shown in FIG. The lower end portion is arranged to be welded to each other by a connecting member 20. In this embodiment, as shown in FIGS. 2 and 4, each of the vertical guide rails 2 and 2 has a plurality of (four in this embodiment) bolt-like set screws 21 at the lower end thereof. , Manhole 1
Are fixed in a state of being stretched to opposing portions of the inner wall 10. Reference numeral 23 in the figure denotes a tightening nut welded to the bottom of each of the vertical guide rails 2, 2, and reference numeral 24 denotes a lock nut screwed to each screw 21. Therefore, the vertical guide rails 2, 2 can be easily removed from the inner wall 10 of the manhole 1 by loosening the lock nuts 24 and loosening the push screws 21.

In this embodiment, the lifting base 3 is
A short channel-shaped sliding body 3 that slides while partially covering the corresponding vertical guide rail 2.
3 and 33, and a pair of horizontal guide rails 30 connected to both upper ends of the sliding bodies 33 with the corresponding vertical guide rails 2 sandwiched therebetween.
Rollers 3a for anti-sway are attached to the lower end portions of the vertical guide rails 3 and 33 so as to contact the corresponding surfaces of the corresponding vertical guide rails 2. The anti-sway roller 3a can be replaced with a non-rotating pin, and the anti-sway roller 3a or the pin is pressed against the corresponding vertical guide rail 2 by a spring (not shown) or the like. Can be always energized. A pair of horizontal guide rails 30,
As shown in FIGS. 6 and 7, reference numeral 30 denotes a metal angle-shaped member having an L-shaped cross section opposed in parallel, and is connected to each other by a connecting piece 34 formed of a short square pipe at the center in the length direction. Connected (welded). A slide bar 3b is fixed to the connecting piece 34 so as to extend vertically downward, and the slide bar 3b is connected to the guide tube 22 fixed to the connecting member 20 of the vertical guide rails 2, 2 in a penetrating manner. Inserted to slide. Receiving members 31, 31 are welded to the horizontal guide rails 30, 30 at positions deviated in the direction of one end from the central portions so as to horizontally project to the side portions not opposed to each other.

One end of a close contact (constant tension) spiral spring 5 is fixedly wound at a position apart from the corresponding vertical guide rail 2 inside the channel-shaped inside of each sliding body 33 of the elevating base 3. Each of the reels 50 is attached, and the other end (upper end) of each of the close contact spiral springs 5, 5 is fixed to the upper end of each of the vertical guide rails 2. In this embodiment, as shown in FIG. 3, an elongated slit 2 is formed in the vertical direction to the upper end of each vertical guide rail 2.
A mounting plate 51 is attached to each of the vertical guide rails 2 in a state of being hooked to the upper end portion of the vertical guide rail 2 so as to close the slit 25, and the close contact spiral spring 5 is attached to the mounting plate 51 directly or via an adjusting member 52. The upper end is screwed. The upper end of the close contact spiral spring 5 may be fixed to the upper part of the inner wall 10 of the manhole 1 in the vicinity of each vertical guide rail 2 instead of the upper end of each vertical guide rail 2 as described above. ,Also,
Alternatively, the reel 50 may be attached to the upper end of the vertical guide rail 2 or the upper part of the inner wall 10 of the manhole 1 and the other end of the close contact spiral spring 5 may be fixed to the sliding body 33.

In the fire pump storage structure of this embodiment, a truck 40 is attached to the lower part of the fire pump 4, and the fire pump 4 is mounted on the horizontal guide rails 30 via the truck 40. Have been. The carriage 40 is relatively wide and the horizontal guide rails 30, 3
The mounting base 43 has a reverse channel shape (downward channel shape) in cross section parallel to 0, and is opposed to four lower portions of the mounting base 43 via vibration isolating rubbers 45 having a uniform height. A channel-shaped chassis 44 having a slightly narrower width and a slightly longer length is provided, and a leg attachment member 46 fixed to the lower surface of one end of the chassis 44 so as to correspond to the receiving member 31. Each anti-vibration rubber 45
Are nut-fastened to the mounting base 43 and the chassis 44, respectively. The fire pump 4 is attached to the mounting base 43.
The lower mounting plate 4f of the fire pump 4 is bolted and nut-fastened to each of the mounting holes 47 (FIG. 5) formed in the mounting base 43 as shown in FIG.
Has been fixed to.

One end of the carriage 40 is mounted on the receiving members 31 of the elevating base 3 via rubber legs 41 attached to the lower portion of the leg attachment member 46, and the other end is attached to the other end. The horizontal guide rail 3 is connected to the lower part of the chassis 44 via a pair of wheels 42, 42 attached to the lower part of the chassis 44 so as to correspond to the horizontal guide rails 30, 30, respectively.
It is mounted on the other end of 0,30. Further, in this embodiment, each of the horizontal guide rails 30, 30 is formed with a concave receiving portion 30a, 30a (FIG. 8) by a cutout at a position facing the bottom of the leg attachment member 46. To the receiving portions 30a, 30a of the leg mounting member 4
6 are supported in a mating manner,
The horizontal movement is prevented. The carriage 40 has a hook-shaped member 62 fixed to both end portions of the leg attachment member 46, and a ring-shaped spring 63 hooked on the hook-shaped member 62 at an upper end, and is axially fixed to the receiving member 31. Floating on the guide rails 30, 30 is prevented by the lock fitting 6 including the rotating lever 61, and the wheels 42, 42 are lift-preventing plates 60 fixed to the side portions of the guide rails 30, 30, respectively. Floating is prevented. A gate-shaped handle 48 is attached to a leg attachment member 46 fixed to the end of the chassis 44. When the lock fitting 6 is removed, the leg attachment member 46 of the carriage 40 is held by the handle 48. The side end can be lifted from the horizontal guide rails 30, 30.

In the fire pump storage structure of this embodiment, the pair of horizontal guide rails 30 are provided with an elevating base 3 at an upper end of the manhole 1 at an end opposite to a portion where the wheel 42 is located. When ascended, the road plates 32, 32, which can be rolled over from the end portions of the horizontal guide rails 30, to the opening edges of the manhole 1, respectively.
Are attached.

A tray-shaped hose storage container 7 is installed above the manhole 1 in a state where a flange 71 at an upper end periphery is supported by the upper ends of the vertical guide rails 2, 2. The water discharge hose (not shown) is stored in the hose storage container 7. The hose storage container 7 is covered with an inner lid 70, which guides a locking plate 73 fixed to the upper end of one of the vertical guide rails 2 to a slit 72 formed on the outer peripheral edge thereof. The locking plate 73 can be locked through a hole of the locking plate 73 through a hook 75 of the lock 74. Locking in this way prevents the fire pump 4 and its accessories from being stolen. Reference numeral 7 in FIG.
Reference numeral 6 denotes a handle of the inner lid 70.

In the housing structure of this embodiment, a hose guide ring (a ring as viewed from above) 20a is fixed to the side of the connecting member 20 connecting the vertical guide rails 2 to each other. A water-absorbing hose 8 having a suction port at the lower end thereof submerged in water stored in a fire-proof water tank (not shown) is slidably and slidably guided by the hose guide ring 20a. At the upper end of the water-absorbing hose 8, a connection fitting 80 for connecting to the water-absorbing hose connection port 4d of the fire pump 4 is attached by a stopper 81 which also serves as a hose band, and the water-absorbing hose 8 is a stopper which also serves as the hose band. Due to the action of 81, it is suspended from the hose guide ring 20a. On the other hand, a detachable fitting 83 is attached to the connecting piece 34 of the elevating base 3 in a downward and penetrating manner.
A lifting tool 8 made of a chain or a rope is attached to the detachable metal fitting 83.
The lifting base 3 and the water-absorbing hose 8 are linked by connecting one end of the lifting member 82 and the other end of the lifting tool 82 to a stopper 81 also serving as the hose band.

In this embodiment, the load on the fire pump 4 is about 40 kg, and the sum of the tensions of the spiral springs 5 is designed to be substantially balanced with the load on the fire pump 4. . In the structure for storing a fire pump in a manhole according to this embodiment, a lid (not shown) of the manhole is opened, the lock 74 is unlocked, the hose housing container 7 is taken out from the manhole 1, and the fire pump 4
When the fire pump 4 is lightly lifted with the handle 4g attached to the fire pump 4, the fire pump 4, the trolley 40 and the elevating base 3 are moved by the tension of the close contact spiral springs 5 as shown in FIG.
As shown in the figure, the ascent is raised to the upper part in the manhole 1 along the vertical guide rails 2 on both sides. In this embodiment, the sum of the tension of the all-contact spiral spring 5 and the fire pump 4 side,
That is, the weights of the fire pump 4, the trolley 40 and the elevating base 3, and the sum of the friction between each sliding body 33 and the vertical guide rails 2, 2 are balanced. If the lifting of the fire pump 4 is stopped during the lifting, The fire pump 4 is designed to stop at the stop position. Therefore, when the fire pump 4, the trolley 40 and the elevating base 3 are raised to the upper part in the manhole 1, the elevating base 3 stops at that position and does not descend by its own weight. After lifting the lifting base 3 to the upper part in the manhole 1,
With the lock fitting 6 released, the bogie 40 and the end of the fire pump 4 are lifted from the ends of the horizontal guide rails 30, 30 by holding the handle 48 as shown in FIG. 8, and the road plate 32 is horizontally moved as shown in FIG. The maneuver 1 is tilted so that the horizontal guide rails 30 and 30 and the road surface of the upper outer periphery of the manhole 1 are connected to each other, and the carriage 40 is horizontally moved leftward in FIG. In this state, the water absorbing hose 8 is pulled up by pulling the lifting tool 82, and the water absorbing hose 8 is connected to the water absorbing hose connection port 4d by the connection fitting 80,
When a water discharge hose (not shown) is taken out from the hose storage container 7 and connected to the water discharge hose connection port 4e, the fire pump 4 can be used. When the fire pump 4 is stored in the manhole again, the water discharge hose and the water absorption hose 8 are detached from the connection ports 4e and 4d, and the bogie 40 is moved horizontally to move the horizontal guide rails 30 and 30 from the wheels 42 side. The carriage 40 and the horizontal guide rails 30 and 30 are locked by the lock fitting 6, and the fire pump 4 is pushed down by holding the handle 4 g until the lower end of each sliding body 33 hits the upper end of the connecting member 20. The fire pump 4, the trolley 40 and the lifting base 3 may be lowered.

The structure for storing the fire pump in the fire prevention water tank manhole of the above-described embodiment is as follows.
Since the lifting base 3 on which the firefighting pump 4 is mounted moves up and down along at least one pair of vertical guide rails 2 and 2 installed so as to face each other in the vertical direction to 0, the existing existing It can be implemented without altering or modifying the design of the fire protection tank manhole. Secondly, the fire pump 4 is pulled up from the manhole 1 and removed, and the elevating base 3 is pulled out upward, so that the fire protection water tank below the manhole 1 can be inspected without any trouble. Even when the lower ends of the vertical guide rails 2 and 2 are connected by the connecting member 20 as described above, the camera can be inserted from both sides of the connecting member 20 to inspect the inside, and if necessary, another camera can be inserted. It is also possible to move the water suction hose of the fire pump and the strainer of the water suction hose. Third, the lifting base 3
Is urged in the ascending direction by at least one pair of close contact spiral springs 5 wound around the reel 50, and the tension of the close contact spiral springs 5 is used to raise the fire pump 4 lightly. It can be removed or re-stored. Fourth, the lower end portions of the vertical guide rails 2 are connected to each other by a connecting member 20, and the lower end portions of the vertical guide rails 2 are connected to the inner wall 10 of the manhole 1 by a plurality of push screws 21. The vertical guide rails 2, 2 can be easily removed from the inner wall of the manhole 1 because the vertical guide rails 2, 2 are fixed to the opposing portions in a stretched state. Fifth, a slide bar 3b along the vertical direction is fixed to a position corresponding to the center of the manhole 1 below the lifting base 3, and the connecting member 20 is moved to a position corresponding to the slide bar 3b. Since the guide tube 22 along the vertical direction is fixed and the slide bar 3b is slidably inserted into the guide tube 22, the elevating operation of the elevating base 3 is more stable. Sixth, since a pin or a roller 3a for preventing the touch from coming into contact with the corresponding vertical guide rail 2 is attached to each end of the lifting base 3, the vertical movement of the lifting base 3 is prevented. The elevating operation can be further stabilized. Seventh, at least a pair of substantially horizontal guide rails 30, 30 facing upward are provided on the lifting base 3.
The fire pump 4 is mounted on the horizontal guide rails 30, 30 via a truck 40 attached to a lower part of the fire pump 4. Therefore, after the fire pump 4 is pulled up from the manhole 1, the fire pump 4 is horizontally moved. It can be used stably without being moved to change the attitude of the stored state. Eighth, since the movement of the carriage 40 on the horizontal guide rails 30, 30 is suppressed by the lock fitting 6, the movement and disengagement of the fire pump 4 during an earthquake or the like can be prevented, Fire pump 4
Can be stably raised and lowered together with the lifting base 3. Ninth, a pair of horizontal guide rails 30, 30 is provided with receiving members 31, which protrude to the side portions not opposed to each other, at one end side.
31 is attached, and one end side of the cart 40 is connected to the receiving member 3 via a leg 41 attached to the cart 40.
1 and 31, and the other end of the carriage 40 is prevented from floating on the other end of the horizontal guide rails 30 via a pair of wheels 42 attached to the carriage 40, respectively. , The fire pump 4 is more stable in the housed state, and can be easily moved in the horizontal direction by lifting one end of the carriage 40. Tenth, at least one end of the pair of horizontal guide rails 30 is provided with the lift base 3.
Is lifted up to the upper end of the manhole 1, the end of each of the horizontal guide rails 30,
Since the road plates 32, 32 which can be turned over and hung over the opening edge of the manhole 1 are attached, the carriage 40 raised to the upper part of the manhole 1 can be smoothly moved in the horizontal direction. Eleventh, since the water-absorbing hose 8 of the fire pump 4 is slidably guided and housed in the hose guide ring 20a, a commercially available fire pump can be used without changing the design of the fire pump 4. can do. The heavy water-absorbing hose 8 is connected to the manhole 1.
Since it is hung on the hose guide ring 20a of the connecting member 20, which is a member fixed inside, the weight of the entire lifting section can be reduced. Twelfth, since the hose storage container 7 is covered with a lockable inner lid 70 on the storage container 7 or the upper end of the vertical guide rail 2, the fire pump 4 and its accessories are prevented from being stolen. can do. Thirteenth, since the vibration damping rubber 45 is attached to the cart 40 and the rubber legs 41 are provided,
During the operation of the fire pump, the shift movement can be prevented.

Other Embodiments In the above embodiment, a hose storage container 7 is installed in the upper space in the manhole 1, a water discharge hose is stored in the hose storage container 7, and the water absorption hose 8 is a hose guide for the connecting member 20. Although it is configured so as to be suspended from the ring 20a, each hose may be mounted on the lifting base 3 while being connected to each of the connection ports 4d and 4e of the firefighting pump 4. Further, the water absorption hose 8 can be also implemented by being configured to be stored in the hose storage container 7 together with the water discharge hose. In the embodiment, the total tension of the all-contact spiral spring 5 is balanced with the weight of the fire pump 4, the trolley 40, the lifting base 3, and the total friction between the sliding bodies 33 and the vertical guide rails 2, 2. When the lifting of the fire pump 4 is stopped while the fire pump 4 is being lifted, the fire pump 4 is designed to stop at the stop position. 1, a projecting piece (not shown) which moves forward and backward in the circumferential direction is provided, and when the lifting base 3 is raised, the projecting piece is projected in the circumferential direction. It can be configured to straddle the shape. The carriage 40 is replaced with the horizontal guide rails 30, 30 instead of the above-described configuration.
May be configured to slide along.

[0031]

According to the first aspect of the present invention, at least one pair of vertical guide rails are installed so as to face the inner wall 10 of the manhole 1 along the vertical direction. It is configured so that the elevating base 3 on which the fire pump 4 is mounted can be moved up and down along 2 and 2, so that the manhole of the existing fire prevention water tank is not changed in design or modified. Can be installed. Further, it is possible to inspect the inside of the fire protection water tank below the manhole 1 with the fire pump 4 pulled up from the manhole 1.

According to the structure for storing the fire pump in the fire prevention water tank manhole according to the second aspect of the present invention, the lifting base 3
Are urged upward by a pair of close-contact spiral springs 5, one end of which is wound on a reel 50, with a tension substantially balanced with the weight of the fire pump 4 side. By using the tension of the spring 5, the fire pump 4 can be lifted slightly and taken out, or can be stored again. In addition, since the close contact spiral spring is used, it is possible to increase the amount of up and down movement in the up and down stroke, and to obtain a stable and constant tension. Further, the springs 5 and 5 can be easily attached and the installation space can be small.

According to the structure for accommodating the fire pump in the fire prevention water tank manhole according to the third aspect of the present invention, the lower end portions of the vertical guide rails 2 are connected to each other by the connecting member 20, and the vertical guide rails 2 are connected to each other. 2, the lower end portions thereof are fixed to the inner wall 10 of the manhole 1 opposite to each other by a plurality of set screws 21 in a state where the lower end portions are in a state of being protruded.
The vertical guide rails 2 and 2 can be removed from the inner wall of the manhole 1 and can be easily attached.

According to the fourth aspect of the present invention, the fire pump is housed in the fire prevention water tank manhole.
At the lower part, a slide bar 3b along the vertical direction is fixed to a position corresponding to the center of the manhole 1, and
A guide tube 22 along the vertical direction is fixed to the connection member 20 at a position corresponding to the slide bar 3b, and the slide bar 3b is slidably inserted into the guide tube 22. More stable.

According to the structure for storing a fire pump in a fire-fighting water tank manhole according to the fifth aspect of the present invention, the lifting base 3 is provided with at least a pair of substantially horizontal guide rails 30 facing upward. The fire pump 4 is mounted on the horizontal guide rails 30, 30 via a truck 40 fixed to a lower portion of the fire pump 4, so that after the fire pump 4 is pulled up from the manhole 1, the fire pump 4 is moved horizontally to accommodate the fire pump 4. It can be used stably without changing the posture.

According to the structure for accommodating the fire pump in the fire prevention water tank manhole according to the sixth aspect of the present invention, the bogie 40 on the horizontal guide rails 30, 30 is provided by the lock fitting 6.
The structure is such that the movement and floating of the fire pump are suppressed, so that the movement and detachment of the fire pump 4 can be prevented in the event of an earthquake or the like, and the fire pump 4 can be stably moved up and down together with the lifting base 3. Further, receiving members 31, 31 are attached to one end sides of the pair of horizontal guide rails 30, so as to protrude to sides that are not opposed to each other, and one end side of the carriage 40 is a leg attached to the carriage 40. 41
And the other end of the carriage 40 is connected to the other end of the horizontal guide rails 30 via a pair of wheels 42 attached to the carriage 40, respectively. Since the fire pump 4 is placed in a state where it is prevented from floating, the fire pump 4 is more stable in the housed state, and one end of the carriage 40 can be lifted and easily moved in the horizontal direction.

According to the structure for accommodating the fire pump in the fire prevention water tank manhole according to the seventh aspect of the present invention, at least one end of the pair of horizontal guide rails 30, the lifting base 3 extends to the upper end of the manhole 1. The ascending and descending road plates 32, 3 which are extended from the ends of the horizontal guide rails 30, 30 to the opening edges of the manholes 1 when ascending.
Since the vehicle 2 is attached, the carriage 40 raised to the upper part of the manhole 1 can be smoothly moved in the horizontal direction.

According to the structure for accommodating the fire pump in the fire prevention water tank manhole according to the invention of claim 8, the fire pump 4
At least the water discharge hose is housed in a tray-shaped hose storage container 7 installed above the fire pump 4 in the manhole 1, so that the fire pumps already on the market can be used without changing the design of the fire pump. It is very convenient to use as it is.

According to the ninth aspect of the present invention, the fire pump is housed in the fire prevention water tank manhole.
The storage container 7 or each of the vertical guide rails 2,
Since the lockable inner lid 70 is put on the upper end of the fire pump 2, it is possible to prevent theft of the fire pump 4 and its accessories.

According to the tenth aspect of the present invention, the hose pumping ring 20a is fixed to the connecting member 20 for connecting the lower portions of the vertical guide rails 2 with each other. The hose guide ring 20a
A water-absorbing hose 8 having a connection fitting 80 attached to its upper end is guided in a suspended and slidable manner, and connects one end of a lifting tool 82 made of a chain or a rope or other string-like material to the lifting base 3. At the same time, the other end of the lifting tool 82 is connected to the hose guide ring 2 of the water absorbing hose 8.
Since the water absorption hose 8 is connected to the upper end protruding from the water absorption hose 8, the water absorption hose 8 can be easily pulled up by pulling the lifting tool 82, and the water absorption hose 8 can be easily and quickly connected to the water absorption hose connection port 4 d of the pump 4. be able to.
In addition, it is very convenient to use a fire pump that is already on the market as it is, and a heavy water discharge hose 8 can be used.
Is not mounted on the elevating base 3, the overall load of the elevating part is reduced.

[Brief description of the drawings]

FIG. 1 is a partially cutaway sectional view of a structure for storing a fire pump in a fire prevention water tank manhole according to an embodiment of the present invention.

FIG. 2 is an enlarged partial half sectional view showing a lower structure of the storage structure of the embodiment of FIG. 1;

FIG. 3 is a partially enlarged sectional view showing an upper structure of the storage structure of the embodiment of FIG. 1;

FIG. 4 is a partial sectional view taken along arrow AA in FIG.

FIG. 5 is a partial plan view showing a state in which a lifting base is raised from a state shown in FIG. 1 to an upper part of a manhole and a fire pump is omitted.

FIG. 6 is a partial sectional view taken along arrow BB in FIG. 5;

FIG. 7 is a partial cross-sectional view along the arrow CC of FIG. 5;

8 is a partially enlarged cross-sectional view showing a state in which the movable base has been raised from the state of FIG. 1 to the upper part of the manhole and the carriage has begun to move in the horizontal direction.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Fire prevention water tank manhole 10 Inner wall of manhole 2 Vertical guide rail 20 Connecting member 20a Water absorption hose guide ring 21 Push screw 22 Guide cylinder 23 Tightening nut 24 Lock nut 25 Slit 3 Elevating base 3a Steady-off roller or pin 3b Slide bar 30 Horizontal guide Rail 30a Receiving part 31 Receiving member 32 Road plate 33 Sliding body 34 Connecting piece 4 Fire pump 4a Pump body 4b Engine part 4c Fuel tank 4d Water suction hose connection port 4e Water discharge hose connection port 4f Mounting plate 4g Handle 40 Dolly 41 Leg 42 Wheel 43 Mounting base 44 Chassis 45 Anti-vibration rubber 46 Leg mounting member 48 Handle 5 Close contact spiral spring 50 Reel 51 Mounting plate 52 Adjusting member 6 Lock fitting 60 Floating prevention plate 61 Rotating lever 62 Hook-shaped member 63 Ring-shaped spring 7 hose container 70 during closure 71 the flange portion 72 slit 73 locking plate 74 tablets 75 hooks 76 grip 8 water hose 80 fittings 81 stopper 82 lifting element 83 removably fitting which also serves as a hose band

Claims (10)

[Claims] 1. At least a pair of vertical guide rails 2 and 2 installed so as to face the inner wall 10 of the fire prevention water tank manhole 1 along the vertical direction, and the vertical guide rails 2 and 2 have a predetermined lower level or more. A lifting base 3 installed so as to ascend and descend, wherein the fire pump 4 is housed in the manhole 1 with the fire pump 4 mounted on the lifting base 3, Storage structure for fire pumps. 2. The lifting base 3 has a reel 5 at one end.
0, and is urged in the ascending direction by at least one pair of close contact spiral springs 5 and 5 having a tension substantially balanced with the weight of the fire pump 4 side. And the reel 50 is fixed to one of the upper end of the lift base 3 and the upper end of the manhole 1.
The structure for storing a fire pump in a fire prevention water tank manhole according to claim 1, wherein the other end of the close contact spiral spring (5) is fixed to the other end. 3. The lower end portions of the vertical guide rails 2, 2 are connected to each other by a connecting member 20, and the lower end portions of the vertical guide rails 2, 2 are connected to the inner wall 10 of the manhole 1 by a plurality of push screws 21. The structure for accommodating a fire pump in a fire prevention water tank manhole according to claim 1, wherein the fire pump is fixed to a position opposed to the fire pump. 4. A slide bar 3b extending vertically is fixed to a position corresponding to the center of the manhole 1 below the lift base 3, and a position corresponding to the slide bar 3b is fixed to the connecting member 20. The storage structure of a fire pump according to claim 3, characterized in that the guide tube (22) is fixed along the vertical direction and the slide bar (3b) is slidably inserted into the guide tube (22). 5. The lifting base 3 has at least a pair of horizontal guide rails 30 facing upward, and the fire pump 4 is connected to the fire pump 4 via a bogie 40 attached to a lower portion of the fire pump 4. Horizontal guide rail 30,3
The structure for storing a fire pump in a fire prevention water tank manhole according to any one of claims 1 to 4, which is mounted on the fire pump. 6. The pair of horizontal guide rails 30,
Receiving members 31 and 31 are attached to one end of the carriage 40 so as to protrude to sides that do not face each other.
The horizontal guide is mounted on the receiving members 31, 31 via legs 41 attached to the truck 40, and the other end of the truck 40 is connected to the horizontal guide via a pair of wheels 42 attached to the truck 40. The trucks 40 are placed on the other ends of the rails 30, 30 in such a manner that they are prevented from floating.
The structure for storing a fire pump in a fire prevention water tank manhole according to claim 5, wherein movement and floating on the horizontal guide rails (30, 30) are suppressed by a lock fitting (6). 7. The pair of horizontal guide rails 30,30.
At least at one end, when the lifting base 3 rises to the upper end of the manhole 1, it can be turned over from the end of each of the horizontal guide rails 30, 30 to the opening edge of the manhole 1. The storage structure of a fire pump in a fire prevention water tank manhole according to any one of claims 5 and 6, wherein the road plates (32, 32) are respectively attached. 8. At least a water discharge hose of the fire pump 4 is housed in a tray-shaped hose storage container 7 installed above the fire pump 4 in the manhole 1. The storage structure for a fire pump in a fire-fighting water tank manhole according to any one of claims 1 to 7, wherein a flange (71) is mounted on an upper end of the vertical guide rails (2, 2). 9. The fire-fighting water tank manhole according to claim 8, wherein the hose storage container 7 is covered with a lockable inner lid 70 at the upper end of the hose storage container 7 or the vertical guide rail 2. Fire pump storage structure. 10. A water-absorbing hose having a hose guide ring 20a fixed to a connecting member 20 connecting the lower portions of the vertical guide rails 2 and 2, and a connecting fitting 80 attached to an upper end of the hose guide ring 20a. 8 is suspended and slidably guided, connects one end of a lifting device 82 made of a chain or a rope or another string to the lifting base 3, and connects the other end of the lifting device 82 to the water-absorbing hose. 10. A structure for accommodating a fire pump in a fire prevention water tank manhole according to any one of claims 1 to 9, wherein the fire pump is connected to an upper end protruding from the hose guide ring 20a.