CN212928235U - Water-driven water curtain smoke exhauster - Google Patents

Abstract

The utility model belongs to fire rescue equipment, in particular to water drive water curtain smoke ventilator. The fan blade comprises a fan cover, a fan blade shaft, a water inlet and outlet connector, a plurality of radial nozzles, a nozzle, an adjusting connecting rod slide way, a cross beam, a walking wheel shaft, walking wheels, supporting blocks and a water outlet and water inlet and outlet connector, wherein the fan blade shaft is arranged at the center of the back of the fan cover, the fan blade shaft is connected with the water inlet and outlet connector, the water inlet and outlet are communicated with the right end face of the fan blade shaft and the water inlet and outlet connector, the end face of the nozzle is provided with the plurality of radial nozzles, the middle periphery of the adjusting connecting rod is provided with the adjusting connecting rod slide way, the lower end of the connecting frame. The smoke exhauster is connected with the water outlet of the fire engine through the quick connector, and the nozzle of the spray head can form a curtain wall with four to six square meters, so that the smoke exhausting effect is greatly improved. The formation of the water curtain wall changes the single smoke exhaust function of the water-driven smoke exhaust fan, increases the effects of cooling, isolating and controlling fire, and has obvious effect in large-space fire.

Description

Water-driven water curtain smoke exhauster

Technical Field

The utility model belongs to fire rescue equipment, in particular to water drive water curtain smoke ventilator.

Background

At present, smoke exhaust equipment used in fire rescue consists of a water inlet, a water outlet, a turbine, blades and a protective cover, and the working principle is that water enters from the water inlet and drives the turbine to rotate under the action of water, a fan is driven to form positive pressure air supply, and circulating water is returned to a fire truck by a fire hose through a water outlet. The disadvantages are that: 1. the diameter of the fan is 50 cm, and the smoke exhaust effect is poor. 2. The existing water-driven smoke exhauster needs to lay double fire hoses of a fire truck and a smoke exhauster, and wastes time and labor in use. 3. The existing water-driven smoke exhauster has single function, only has smoke exhausting function, and does not have cooling isolation and fire control functions.

Disclosure of Invention

An object of the utility model is to overcome above-mentioned technique not enough, provide a simple structure, installation are swift, the effectual water drive water curtain smoke ventilator of discharging fume.

The utility model provides a technical scheme that technical problem adopted is: the water-driven water curtain smoke exhaust machine comprises a base, a supporting block, a supporting frame, a fan cover, fan blades, a frame, a handrail, a walking wheel shaft and a walking wheel, and is characterized in that the front end of the frame is provided with the horizontal fan cover frame, the fan cover is fixedly arranged above the fan cover frame, the center of the back of the fan cover is provided with a fan blade shaft and a water inlet and outlet connector, the fan blade shaft is connected with the water inlet and outlet connector, the right end face of the fan blade shaft and the water inlet and outlet connector is communicated with a water inlet and a water outlet, the water inlet is connected with a drain pipe on a waterwheel through a water inlet pipe connector, the water outlet is connected with a curved water outlet pipe through a water outlet pipe connector, the end of the water outlet pipe is a conical arc-end-shaped nozzle, the end face of the nozzle is provided with a plurality of, the lower end of an adjustable supporting rod is fixedly connected with the fixed connection part of the upper end of a frame and a fan cover, a handrail is fixed at a horizontal beam above the frame through a connecting block bolt nut, an opening is arranged at the horizontal end head of the lower end of the handrail at one side, the opening is inserted and connected with the upper end of an adjusting connecting rod through a small shaft and is fixed through a bolt nut, the lower end of the adjusting connecting rod is arranged on a lower mounting plate of the adjusting connecting rod through a bolt nut, the lower mounting plate of the adjusting connecting rod is bent at a right angle and is fixed above a base and a supporting frame, an adjusting connecting rod slideway is arranged at the periphery of the middle part of the adjusting connecting rod, a waist-shaped hole is arranged on the adjusting connecting rod in the middle of the connection part of the adjusting connecting rod and the adjusting connecting rod slideway, an adjusting button is arranged in the waist-shaped hole, the upper end, the two ends of the walking wheel shaft are provided with walking wheels, and the bottom surfaces of the front end and the rear end of the base are provided with supporting blocks.

The utility model has the advantages that: the water-driven water curtain smoke exhauster is connected with a water outlet of the fire engine by using a quick connector, and a nozzle of the spray head can form a curtain wall of four to six square meters, so that the smoke exhausting effect is greatly increased. The formation of the water curtain wall changes the single smoke exhaust function of the water-driven smoke exhaust fan, increases the effects of cooling, isolation and fire control, reduces the laying distance of the fire hose, and has obvious effect in underground and large-span large-space fire.

Drawings

The following description is made in detail by way of example with reference to the accompanying drawings.

FIG. 1 is a front view of a water driven water curtain induced draft fan structure.

Fig. 2 is a left side partial sectional view of fig. 1.

Fig. 3 is a right side view of fig. 1.

Fig. 4 is an enlarged view at I in fig. 3.

In the drawings, 1-armrest; 2-water outlet pipe; 2-1-a spray head; 2-2-nozzle; 3-holding the handle; 4-a water outlet pipe joint; 5-a frame; 5-1-beam; 5-2-fan housing; 6-reinforcing plate; 7-a water inlet pipe joint; 8-a connecting frame; 9-a walking wheel shaft; 10-a traveling wheel; 11-a base; 12-a support block; 13-adjusting the bolt; 14-a connector of the fan blade shaft and the water inlet and outlet; 14-1-fan blade shaft; 15-a fan cover; 15-1-fan guard net connecting ribs; 15-2-fan guard net; 16-an adjustable support bar; 17-a fan blade; 18-connecting blocks; 18-1-adjusting the upper mounting plate of the connecting rod; 19-a support frame; 20-an adjusting link; 20-1-kidney shaped hole; 21-an adjusting knob; 22-adjusting the link slide; 23-adjusting the lower mounting plate of the connecting rod.

Detailed Description

In the embodiment, referring to the attached figures 1-4, the water-driven water curtain smoke exhaust machine is characterized in that a handrail 1 with a closed upper end is symmetrically and obliquely fixed on the upper inner side of a cross beam above an arched frame 5 through a connecting block 18. The front end of a lower cross beam 5-1 of the frame 5 is provided with a horizontal fan cover frame 5-2, and a fan cover 15 is fixedly arranged above the fan cover frame 5-2. The radial radius of the front of the fan cover 15 is provided with 6 radial fan guard net connecting ribs 15-1, and a plurality of circles of fan guard nets 15-2 are fixed on the fan guard net connecting ribs 15-1. A fan blade shaft 14-1 is arranged at the center in the fan cover 15, and 8 fan blades 17 with equal distance are fixed on the fan blade shaft 14-1. The fan blade shaft 14-1 is connected in the fan blade shaft and water inlet and outlet connector 14, 4 symmetrical adjusting bolts 13 are arranged on the circumferential surface of the fan blade shaft and water inlet and outlet connector 14, the inner cavity of the fan blade shaft and water inlet and outlet connector 14 is communicated with the end surface wall of the fan blade shaft and water inlet and outlet connector 14 to fix the water outlet pipe connector 4 and the water inlet pipe connector 7, and the water inlet pipe connector 7 is a quick connector connected with the drain pipe of a waterwheel. The water outlet is connected with a bent arc-shaped water outlet pipe 2 through a water outlet pipe joint 4, the end head of the water outlet pipe 2 is a conical arc-shaped end head-shaped spray head 2-1, and 9 radial spray nozzles 2-2 are formed in two circles on the arc-shaped end face of the spray head 2-1. The upper ends of the adjustable supporting rods 16 are symmetrically and fixedly arranged below the two side surfaces of the spray head 2-1, and the lower ends of the adjustable supporting rods 16 are fixedly connected with the fixed connection part of the upper end of the frame 5 and the fan cover 15. The upper ends of two symmetrical connecting frames 8 are welded and fixed on the upper inner sides of the cross beams below the two sides of the frame 5, and the lower ends of the connecting frames 8 are welded and fixed on the cross beam 5-1. A notch is arranged at the horizontal end of the lower end of the handrail 1 at one side, the notch is inserted and connected with the upper end of the adjusting connecting rod 20 by a pin shaft, the pin shaft is inserted and connected on the adjusting connecting rod upper mounting plate 18-1, and the adjusting connecting rod upper mounting plate 18-1 is fixed between the handrail 1 and the connecting block 18. The lower end of the adjusting connecting rod 20 is mounted on the adjusting connecting rod lower mounting plate 23 by bolts and nuts, and the adjusting connecting rod lower mounting plate 23 is bent at a right angle and fixed above the base 11 and the supporting frame 19. An adjusting link slideway 22 is arranged at the periphery of the middle part of the adjusting link 20, a kidney-shaped hole 20-1 is arranged on the adjusting link 20 at the joint of the adjusting link 20 and the adjusting link slideway 22, and an adjusting button 21 is arranged in the kidney-shaped hole 20-1. A traveling wheel shaft 9 is arranged on a vertical frame of the supporting frame 19, and traveling wheels 10 are arranged on two end heads of the traveling wheel shaft 9. Supporting blocks 12 are arranged on the bottom surfaces of the front end and the rear end of the base 11, and the supporting blocks 12 are flush with the road wheels 10. A handle 3 is arranged above the water outlet pipe 2 to facilitate the auxiliary carrying of the smoke exhaust machine. The arched parts at the two sides of the frame 5 are fixedly provided with reinforcing rib plates 6.

The utility model discloses a working process is: when the water-driven water curtain smoke exhaust machine works, firstly, the water-driven smoke exhaust machine is erected on a fire scene, a water inlet pipe connector 7 of the smoke exhaust machine is communicated with a water belt for drainage of a fire engine, a water outlet pipe connector 4 of the smoke exhaust machine is connected with a water outlet pipe 2, a water pump on the fire engine is started, high-pressure water is filled in a fan blade shaft and a water inlet and outlet pipe connector 14 of the smoke exhaust machine, the high-pressure water enables the fan shaft 14-1 to rotate, and the fan shaft 14-1 drives fan blades 17 to. The high-pressure water is sprayed into a water curtain from a nozzle 2-2 at the front end of the spray head 2-1 in a water mist mode through a water outlet pipe 2 connected with the water outlet pipe joint 4, and the function of smoke exhaust is achieved.

Claims (1)

1. A water-driven water curtain smoke exhaust machine comprises a base (11), a supporting block (12), a supporting frame (19), a fan cover frame (5-2), a fan cover (15), fan blades (17), a frame (5), handrails (1), a traveling wheel shaft (9) and traveling wheels (10), and is characterized in that the front end of the frame (5) is provided with the horizontal fan cover frame (5-2), the fan cover (15) is fixedly arranged above the fan cover frame (5-2), the rear center of the fan cover (15) is provided with a fan blade shaft and water inlet and outlet connector (14), the fan blade shaft and the water inlet and outlet connector (14) are connected with the fan blade shaft (14-1), the right end face of the fan blade shaft (14-1) and the water inlet and outlet connector (14) is communicated with a water inlet and a water outlet, the water inlet is connected with a water drain pipe on a water truck through a water inlet pipe connector (7), the water outlet is connected with a curved water outlet pipe (2) through a water outlet pipe joint (4), the end of the water outlet pipe (2) is a conical arc end-shaped spray head (2-1), a plurality of radial spray nozzles (2-2) are arranged on the end surface of the spray head (2-1), the upper ends of adjustable support rods (16) are symmetrically and fixedly arranged below the two sides of the spray head (2-1), the lower ends of the adjustable support rods (16) are fixedly connected with the fixed connection part of the upper end of a frame (5) and a fan cover (15), a handrail (1) is fixed at a horizontal beam above the frame (5) through a connecting block (18) and a bolt nut, a notch is arranged at the horizontal end of the lower end of the handrail (1) at one side, the upper end of an adjusting connecting rod (20) is inserted in the notch and connected with a small shaft and fixed by the bolt nut, the lower end of the adjusting connecting rod (20) is arranged on an adjusting, adjusting connecting rod lower mounting plate (23) is fixed in the top of base (11) and support frame (19) for the right angle bending shape, adjusting connecting rod slide (22) is established to the middle part periphery of adjusting connecting rod (20), be equipped with waist shape hole (20-1) on adjusting connecting rod in the middle of adjusting connecting rod (20) and adjusting connecting rod slide (22) junction, be equipped with adjusting knob (21) in waist shape hole, the upper end of welded fastening link (8) on frame (5) both sides below medial surface, the lower extreme welded fastening of link (8) is on crossbeam (5-1), walking shaft (9) are equipped with on the perpendicular frame of support frame (19), the both ends dress walking wheel (10) of walking shaft (9), end bottom surface is equipped with supporting shoe (12) around base (11).

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