CN2492253Y

CN2492253Y - Quick fire hydrant

Info

Publication number: CN2492253Y
Application number: CN 01225898
Authority: CN
Inventors: 姚平
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-05-31
Filing date: 2001-05-31
Publication date: 2002-05-22
Anticipated expiration: 2011-05-31

Abstract

The utility model relates to a hydrant equipment for a fire-fighting equipment type. A water hose bracket is flat frame box shaped structure, and a water hose is folded in a box with Z-shape, when the water hose is dragged, the resistance is little and is not easily entangled and accumulated, a rotary shaft is arranged on a frame shaped box body, so an appropriate angle can be automatically regulated according to the direction of dragging the water hose, a water hose stack height travel route switch is arranged in the frame shaped box body. Once the water hose is dragged out, the travel route switch moves and sends out signals to control the corresponding equipment, and the water outlet valve of a hydrant can be opened quickly, which comprises a hand wheel, a tubular valve rod, steel beads, a controlling plug, a smooth sheath valve core and the like. When the valve is needed opening quickly, only the controlling is needed pressed, the smooth sheath valve is released under the action of water pressure and the valve is opened quickly.

Description

Quick fire hydrant

Affiliated technical field

The utility model relates to the fire hydrant equipment of fire-fighting equipment class.

Background technology

In case the effect of fire hydrant is exactly when breaking out of fire, water can be delivered to fast the usefulness of scene of fire for fire extinguishing, and with regard to the fire extinguishing difficulty in the fire extinguishing procedure, fire extinguishing in early one minute is that huge difference is arranged with fire extinguishing in one minute evening, that is to say: for stamping out a fire, putting out as far as possible early, its fire extinguishing difficulty can be little, and fire damage also can be very little.

Fire hydrant generally is made up of rotary hose, hydraulic giant, outlet valve, force (forcing) pump firing switch (fire alarm switch).

At present, the disposing way of known rotary hose has following several: 1, rotary hose is rolled into discoid being placed in the fire hydrant box; 2, rotary hose is wrapped on the support of disc-shape; 3, two row's hooks are equipped with in the top and the bottom in the fire hydrant box, and rotary hose complications up and down hangs on the hook.Putting in the form of above-mentioned three kinds of rotary hoses, need interim throwing water dumping tengential belt during first kind of use and will dock rotary hose interface and hydraulic giant temporarily, its shortcoming is: require the operating personnel must skilled operation and certain muscle power is arranged, operation link is many, rotary hose is easily tied a knot, is twined and heaps, and space availability ratio is not high, and putting of rotary hose is not attractive in appearance, not reliable yet; Second kind shortcoming is: rotary hose needs to begin to be wound on the support of disc-shape from the fold position, when beginning to pull rotary hose, there is the rotary hose of half will be accumulated in the fire hydrant box, this also is a factor that causes rotary hose winding and hook easily, and loose easily at ordinary times, space availability ratio is not high yet; The third shortcoming is: can only pull rotary hose in specific direction, rotary hose is lived by hook easily and is difficult for pulling out smoothly.Putting in the form of these three kinds of rotary hoses all exists some unfavorable factors to some extent.

In known fire hydrant equipment, force (forcing) pump firing switch (fire alarm switch) is mounted in the fire hydrant box, during use artificially actuation button just have the result, for operator in emergency circumstances, whether can afford to think and touch this switch is a problem, even if can afford to think, but also because of many one workers system, so also can consume some times.

In known fire hydrant equipment, need to rotate outlet valve handwheel a few, outlet valve is just understood water outlet, this needs certain muscle power and time.

Concluding above defective and unfavorable factor is: operation link is many, and the possibility of being omitted in a great rush is big; Operation easier is big, and rotary hose is easily tied a knot, winding and hook, muscle power and technical ability is required high, and it is many to expend time in.

Summary of the invention

The technical problems to be solved in the utility model is: the rotary hose form of putting at ordinary times will help convenience in emergency circumstances, smooth and pulling quickly; Save the worker system of interim butt joint rotary hose interface and hydraulic giant interface; Save the worker system that temporarily presses the force (forcing) pump firing switch; Simplify the operation of fire hydrant outlet valve.On the technical pattern of fire hydrant, take some measures, create some advantages, make operating personnel can operate the fire hydrant fire extinguishing easy, smooth, reliably, apace, stop and the hook, winding and the knotting phenomenon that reduce rotary hose, reduction is simplified the operation link of wasting time and energy to the requirement of operating personnel's muscle power and technical ability.

The technical scheme in the invention for solving the technical problem is: 1, rotary hose is placed in the support of a flat frame box structure, this shaped as frame rotary hose support is made up of top board, base plate, backboard and panel, it does not have left side plate, the distance of backboard and panel is slightly larger than the width of rotary hose, and complications overlay in the case about zigzag and rotary hose is into.2, at the upper plate and the lower plate place of this shaped as frame rotary hose support, rotating shaft is installed, shaped as frame rotary hose support can be rotated with the direction that pulls rotary hose, so in the process that pulls rotary hose, resistance is little, hook does not twine.3, at the interior empty top of shaped as frame rotary hose support, adorn a rotary hose and stack the height travel switch, the stroke action arm of this switch, obtain the bracketing that rotary hose stacks height at ordinary times, so when rotary hose is drawn out after the shaped as frame rotary hose support, this trip switch will move and send the signal of telecommunication, just can start force (forcing) pump and send fire alarm with this signal of telecommunication, has saved the worker system of artificial Push switch.4, with the operation of outlet valve by rotating a few water outlets of handwheel, change into press click the control bolt just can water outlet.

The beneficial effects of the utility model are:

Shaped as frame rotary hose support help quick, light, successfully pull rotary hose, owing on the shaped as frame rotary hose support rotating shaft is housed, so it can adjust suitable angle automatically according to the direction that pulls rotary hose, and then has reduced the resistance when pulling rotary hose, and by the possibility of hook.Shaped as frame rotary hose rack making is simple, and structure is firm, and cost is low.

2. the thickness owing to shaped as frame rotary hose support is little, the space availability ratio height, so the volume of fire hydrant also can be done very for a short time, it can install the building particularly suitable of fire hydrant additional directly at the bright dress of metope for the later stage.

3. because being installed in the rotary hose support of shaped as frame structure, rotary hose stacks the height travel switch, so can send rotary hose action (fire alarm) signal and starting force (forcing) pump relatively truly, reliably, exactly.

4. owing to open the special construction of valve fast, so it is fast to open speed, no matter and it is in mode of operation and function which kind of state has all kept common valve, so adaptability is strong, it is convenient and swift to operate.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the structural representation of this quick fire hydrant.

Fig. 2 is a profile of opening valve fast.

1. shaped as frame rotary hose supports among the figure, 2. shaped as frame rotary hose rack shaft, 3. rotary hose stacks the height travel switch, and 4. rotary hose is 5. opened valve fast, 6. hydraulic giant, 7. handwheel, 8. tubular valve rod, 9. steel ball, 10. control bolt, 11. sliding sleeve spools.

The specific embodiment

In Fig. 1, shaped as frame rotary hose support (1) is flat frame box-shaped, and it is made up of top board, base plate, backboard and panel, and it does not have left side plate, and the distance of backboard and panel is slightly larger than the width of rotary hose, and complications overlay in the case about zigzag and rotary hose is into.Shaped as frame rotary hose rack shaft (2) is made up of axle and the axle bed that is enclosed within on the axle, and axle is fixed on the top board and base plate of shaped as frame rotary hose support (1), and axle bed is fixed on the fire hydrant box.Rotary hose stacks height travel switch (3) and is electric travel switch, and it is installed in the interior empty top of shaped as frame rotary hose support (1), and this trip switch has a long movement arm, and the end at this long movement arm is equipped with a rotating cylindrical roller.

In Fig. 2, the hypomere of tubular valve rod (8) is thicker and form a cylinder table than epimere, and the central shaft of tubular valve rod (8) is to punching, and the epimere bore dia is little, and the hypomere bore dia is big; Handwheel is equipped with in the upper end of tubular valve rod (8), and the stage casing outer surface is the screw mandrel of controlled valve; On the tube wall of tubular valve rod (8) lower end large diameter hole, be equipped with a plurality of apertures around circumference, steel ball (9) is housed in the hole, the diameter of steel ball (9) is greater than its thickness of pipe wall, steel ball (9) can slide in the aperture on tube wall, and protrudes from the inboard or the outside of tube wall; Control bolt (10) is through in the axial center hole of tubular valve rod (8), and an end of control bolt (10) is equipped with joystick, and the other end is cylinder table and frustum of a cone body structure; Control bolt (10) can slide up and down in the centre bore of tubular valve rod (8), and supports steel ball (9) with cylinder table or frustum-conical surface respectively; Sliding sleeve spool (11) is that lower diameter is big, the Rotary-table that upper diameter is little, and the end that upper diameter is little has blind hole along axis, and the upper port place of this blind hole is a conical funnel shape; The top of sliding sleeve spool (11) is processed with external screw thread, and tubular valve rod (8) has an end of steel ball (9), inserts in the blind hole of sliding sleeve spool (11), and a female connection cover links together tubular valve rod (8) and sliding sleeve spool (11); Sliding sleeve spool (11) can rotate and slides relative to tubular valve rod (8), and has and open the required sliding stroke of valve.

When needs are opened valve fast, only need press control bolt (10), because steel ball (9) has lost the cylindrical support of control bolt (10) butt end, so just to the inner slide of tubular valve rod (8), cover shape spool (11) is not owing to protrude from stopping of tubular valve rod (8) outside steel ball (9), will close under the active force of valve pressure with hydraulic pressure promote, upwards slip and open valve fast, that has realized the fire hydrant feed water valve opens function fast.Valve does to close the valve operation if rotate handwheel (7) once after opening fast, because tubular valve rod (screw mandrel) (8) also has LAP, thus still can valve-off, but the function of not opened fast this moment.Valve has the function of opening fast again if desired, just must be before valve-off, at first allow it reset, promptly rotate handwheel and open the valve operation, when treating that steel ball (9) on tubular valve rod (8) tube wall is positioned at the frustum of a cone angle place at sliding sleeve spool (11) top, the frustum of a cone effect meeting that steel ball (9) is controlled bolt (10) is pushed out, and protrude from the outer round surface of tubular valve rod (8) once more and be stuck in the circular cone entablature place of sliding sleeve spool (11), this moment, turning handle did to close the valve operation again, and tubular valve rod (8) will be depressed sliding sleeve spool (11) and valve-off by steel ball (9) again.

The operating procedure of quick fire hydrant of the present utility model is: open the fire hydrant chamber door, pick up hydraulic giant (6), depress the control bolt (10) of opening valve (5) fast, after having seen that water enters rotary hose (4), hold rotary hose (4) and run toward the scene of fire, treat the people behind the scene, water also will be reached the spot.At this moment, force (forcing) pump starts, and fire alarm also passes to the fire-fighting center.

Claims

1. quick fire hydrant, comprise rotary hose support, outlet valve, force (forcing) pump firing switch and fire alarm switch, it is characterized in that: the rotary hose support is flat frame box structure, this shaped as frame rotary hose support (1) is made of top board, base plate, backboard and panel, it does not have left side plate, from the width that is rotary hose (4), rotary hose (4) becomes that complications overlay in the case about zigzag to backboard apart from the interior Ullage of panel.

2. quick fire hydrant according to claim 1, it is characterized in that: on the top board of shaped as frame rotary hose support (1) and the base plate rotating shaft is housed, this shaped as frame rotary hose rack shaft (2) is made up of axle and the axle bed that is enclosed within on the axle, axle is fixed on the top board and base plate of shaped as frame rotary hose support (1), and axle bed is fixed on the fire hydrant box.

3. quick fire hydrant according to claim 1, it is characterized in that: the force (forcing) pump firing switch is by being installed in empty top in the shaped as frame rotary hose support (1), rotary hose stacks height travel switch (3) and replaces, this rotary hose stacks height travel switch (3) and is electric travel switch, this trip switch has a long movement arm, and long-armed end is equipped with a rotating cylindrical roller.

4. quick fire hydrant according to claim 1 is characterized in that: the lower end of tubular valve rod (8) is thicker and form a cylinder table than the upper end, and the central shaft of tubular valve rod (8) is to punching, and the epimere bore dia is little, and the hypomere bore dia is big; On the tube wall of tubular valve rod (8) lower end large diameter hole, be equipped with a plurality of apertures around circumference, steel ball (9) is housed in the hole, the diameter of steel ball (9) is greater than the thickness of its tube wall, steel ball (9) can slide in the aperture on tube wall, and protrudes from the inboard or the outside of tube wall; Control bolt (10) is through in the axial center hole of tubular valve rod (8), and an end of control bolt (10) is equipped with joystick, and the other end is cylinder table and frustum of a cone body structure; Control bolt (10) can slide up and down in the centre bore of tubular valve rod (8), and supports steel ball (9) with cylinder table or frustum-conical surface respectively; Sliding sleeve spool (11) is that lower diameter is big, the Rotary-table that upper diameter is little, and the end that diameter is little has blind hole along axis, and the upper port place of this blind hole is a conical funnel shape; The top of sliding sleeve spool (11) is processed with external screw thread, and tubular valve rod (8) has an end of steel ball (9), inserts in the blind hole of sliding sleeve spool (11), and a female connection cover links together tubular valve rod (8) and sliding sleeve spool (11); Sliding sleeve spool (11) can slide up and down by tubular relatively valve rod (8), and has and open the required sliding stroke of valve.