CN111894866A

CN111894866A - Fire pump for fire engine

Info

Publication number: CN111894866A
Application number: CN202010757585.7A
Authority: CN
Inventors: 陈明治
Original assignee: Chengdu Changruimanlang Trading Co ltd
Current assignee: Chengdu Changruimanlang Trading Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2020-11-06

Abstract

The invention discloses a fire pump for a fire engine, which structurally comprises a base, a motor, a controller and a connecting table, wherein the motor is arranged on the right side of the top of the base, the controller is fixed on the front side of the motor, the connecting table is fixed on the left side of the top of the base and is matched with the motor, when river water is pressurized and used by the fire pump, impurities such as silt and the like are contained in the water, the silt at the edge of a gap and in the gap is removed through a bottom block at the bottom of a clamping block along with the river water entering the water pump, the small-sized silt enters the gap, the friction coefficient between an impeller and a bearing is reduced, the impeller and the bearing are normally movably matched, the rotating speed is not changed, the water absorption is accelerated, the fire can be normally extinguished, the brush is stuck into a group due to the fact that part of the fine silt is clamped between the brushes, the brush is fully contacted, the silt is reduced to be clamped between the hairbrushes, so that the hairbrushes can normally clear away the silt in gaps.

Description

Fire pump for fire engine

Technical Field

The invention belongs to the field of fire fighting, and particularly relates to a fire pump for a fire engine.

Background

When a fire disaster occurs, the fire engine is used for spraying water to a place with large fire intensity to suppress and extinguish the fire, and when the fire intensity is large and the water carried by the fire engine is not enough to suppress the fire, the fire pump is connected with the fire hydrant, so that the water of the fire hydrant is sucked into the water pump through the impeller and is pressurized to extinguish the fire; when fire-fighting water pump used to water pressurization among the prior art, because the fire control in partial remote area is implemented imperfectly, do not set up the fire hydrant, in order to accelerate the speed of putting out a fire, only can put out a fire with regard to near using the river, use river pressurization through the fire-fighting water pump, and the river is not through purification treatment, impurity such as aquatic contains silt, along with the river enters into inside the water pump, and the junction between impeller and the bearing contains the gap, inside the gap is entered into to small silt, cause the coefficient of friction increase between impeller and the bearing, lead to impeller inner wall wearing and tearing, inside diameter grow, make impeller and bearing pine take off, the rotational speed slows down, thereby the water absorption reduces and water pressure is not enough, the speed of putting out a fire slows down.

Disclosure of Invention

In order to solve the problems that when the fire pump is used for pressurizing water, due to the fact that fire control in partial remote areas is incomplete, a fire hydrant is not arranged, in order to increase the fire extinguishing speed, the river water can only be used nearby for extinguishing fire, the river water is pressurized and used through the fire pump and is not purified, impurities such as silt are contained in the river water, the river water enters the interior of the water pump, a gap is formed in the joint between the impeller and the bearing, the silt with small volume enters the gap, the friction coefficient between the impeller and the bearing is increased, the inner wall of the impeller is abraded, the diameter of the interior of the impeller is increased, the impeller and the bearing are loosened, the rotating speed is reduced, the water absorption amount is reduced, the water pressure is insufficient, and the fire extinguishing speed is reduced, the fire pump for the fire truck is provided.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a fire pump for fire engine, its structure includes base, motor, controller, connects the platform, the motor is installed on base top right side, the controller is fixed at the motor openly, connect the platform to fix in base top left side, and cooperate with the motor.

The connection platform is equipped with water inlet, delivery port, bearing, impeller, fixture block, the water inlet runs through connection platform left side middle part, the delivery port runs through connection bench top portion, bearing runs through connection platform right side middle part and impeller clearance fit, the fixture block is fixed in the impeller both sides.

As a further improvement of the invention, the fixture block is provided with a liquid inlet, elastic blocks, a top plate, an opening and bottom blocks, the liquid inlet is arranged at the top of the fixture block, the elastic blocks are fixed on two sides of the inner wall of the fixture block, the top plate is fixed at the middle upper position in the fixture block and is movably matched with the elastic blocks, the opening penetrates through the bottom of the fixture block, the bottom block penetrates through the opening, the top of the bottom block is fixed at the bottom of the top plate, the surface of the top plate is a tooth uneven surface, and three bottom blocks are arranged.

As a further improvement of the invention, the bottom block is provided with a partition plate, a spring, clamping grooves, side rods, brushes and convex blocks, the partition plate is vertically fixed in the middle in the bottom block, the spring is connected between two sides of the top end of the partition plate and the inner wall of the top of the bottom block, the clamping grooves penetrate through the surfaces of two sides of the bottom block, the brushes penetrate through the clamping grooves and are fixed on two sides of the partition plate, the convex blocks are arranged at the bottom of the bottom block, ten side rods are uniformly distributed on two sides of the bottom block, and the convex blocks are triangular pointed.

As a further improvement of the invention, the convex block is provided with a knife board, brush blocks and sliding grooves, the knife board is fixed on the upper side and the lower side of the convex block, the brush blocks are fixed on the surface of the convex block, the sliding grooves are positioned between the brush blocks, and the brush blocks are uneven surfaces.

As a further improvement of the invention, the opening is provided with a reset block, a moving plate, an inclined plate, a reset spring and a clearing block, the reset block is arranged on two sides of the inner wall of the opening, the moving plate is movably matched with the reset block, the inclined plate is obliquely fixed on the surface of the inclined plate, the reset spring is arranged between the moving plate and the inclined plate, the clearing block is arranged on the surface of a connecting position between the inclined plates, and the reset block is made of rubber.

As a further improvement of the invention, the cleaning block is provided with an inner groove, connecting blocks, a clamping ball and a brush plate, the inner groove is arranged in the cleaning block, the connecting blocks are fixed on two sides of the inner wall of the inner groove, the clamping ball is clamped between the connecting blocks, the brush plate is fixed on the right side of the cleaning block, and the clamping ball is made of steel.

As a further improvement of the invention, the brush plate is provided with a blade and a slide rail, the blade is horizontally fixed on the surface of the brush block, the slide rail is sunken on the surface of the brush block, and the blade is in a triangular plate shape.

Advantageous effects

Compared with the prior art, the invention has the following beneficial effects:

1. when using river water pressurization through the fire control water pump, the aquatic contains impurity such as silt, and inside along with river enters into the water pump, the bed block through the fixture block bottom clears away gap border and the inside silt in gap, and inside the silt that reduces small entered into the gap, made the coefficient of friction between impeller and the bearing reduce for impeller and the normal clearance fit of bearing, the rotational speed does not change for the volume of absorbing water can normally put out a fire.

2. Because the tiny silt of part presss from both sides between the brush for the brush is glutinous to be a group, and through the inside piece of cleaing away of opening and the abundant contact of brush, clear away the silt of brush, it presss from both sides between the brush to reduce silt, makes the brush can normally clear away the silt in gap.

Drawings

Fig. 1 is a schematic structural view of a fire pump for a fire fighting truck according to the present invention.

FIG. 2 is a side sectional view of a connection table according to the present invention.

Fig. 3 is a schematic side sectional view of a card according to the present invention.

FIG. 4 is a front cross-sectional structural view of a bottom block of the present invention.

Fig. 5 is a schematic structural diagram of a bump according to an embodiment of the present invention.

Fig. 6 is a front sectional structural view of an opening according to the present invention.

Fig. 7 is a side sectional structural schematic view of a removing block of the present invention.

FIG. 8 is a front view of a brush plate according to the present invention.

In the figure: the device comprises a base-1, a motor-2, a controller-3, a connecting table-4, a water inlet-41, a water outlet-42, a bearing-43, an impeller-44, a fixture block-45, a liquid inlet-a 1, an elastic block-a 2, a top plate-a 3, an opening-a 4, a bottom block-a 5, a partition-b 1, a spring-b 2, a clamping groove-b 3, a side rod-b 4, a brush-b 5, a bump-b 6, a knife plate-c 1, a brush-c 2, a sliding groove-c 3, a reset block-d 1, a moving plate-d 2, an inclined plate-d 3, a reset spring-d 4, a clearing block-d 5, an inner groove-r 1, a connecting block-r 2, a clamping ball-r 3, a brush-r 4, a knife blade-k 1 and a slide rail-k 2.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example 1:

as shown in figures 1 to 5:

the invention provides a fire pump for a fire engine, which structurally comprises a base 1, a motor 2, a controller 3 and a connecting table 4, wherein the motor 2 is installed on the right side of the top of the base 1, the controller 3 is fixed on the front side of the motor 2, and the connecting table 4 is fixed on the left side of the top of the base 1 and matched with the motor 2.

Connect platform 4 to be equipped with water inlet 41, delivery port 42, bearing 43, impeller 44, fixture block 45, water inlet 41 runs through and connects 4 left sides middle parts of platform, delivery port 42 runs through and connects 4 tops of platform, bearing 43 runs through and connects 4 right sides middle parts of platform and impeller 44 clearance fit, fixture block 45 fixes in impeller 44 both sides.

Wherein, fixture block 45 is equipped with inlet a1, bullet piece a2, roof a3, opening a4, bottom block a5, inlet a1 is established at fixture block 45 top, bullet piece a2 is fixed in fixture block 45 inner wall both sides, roof a3 fixes in the fixture block 45 inside middle upper position, and with bullet piece a2 clearance fit, opening a4 runs through fixture block 45 bottom, bottom block a5 passes opening a4, and the top is fixed in roof a3 bottom, roof a3 top surface is the concave-convex not plane of tooth, when being favorable to liquid to get into, increases to roof a 3's impact force for bullet piece a2 deformation drives roof a3 shake from top to bottom, bottom block a5 is equipped with three totally, is favorable to even and the gap contact between bearing 43 and the impeller 44.

The bottom block a5 is provided with a partition plate b1, a spring b2, a clamping groove b3, side rods b4, brushes b5 and a bump b6, the partition plate b1 is vertically fixed in the middle of the inside of the bottom block a5, the spring b2 is connected between two sides of the top end of the partition plate b1 and the inner wall of the top of the bottom block a5, the clamping grooves b3 penetrate through two side surfaces of the bottom block a5, the brushes b5 penetrate through the clamping grooves b3 and are fixed on two sides of the partition plate b1, the bump b6 is installed at the bottom of the bottom block a5, ten side rods b4 are uniformly distributed on two sides of the bottom block a5, so that the brushes b5 can fully remove silt in a gap between the bearing 43 and the impeller 44, and the bump b6 is triangular and is favorable for enhancing firmness, and an included angle can enter the gap to.

The convex block b6 is provided with a knife plate c1, a brush block c2 and a sliding groove c3, the knife plate c1 is fixed on the upper side and the lower side of the convex block b6, the brush block c2 is fixed on the surface of the convex block b6, the sliding groove c3 is located between the brush blocks c2, and the brush block c2 is an uneven surface, so that the small-size silt is accumulated on the surface of the brush block c2, and the uniform treatment is facilitated.

The specific use mode and function of the embodiment are as follows:

in the invention, when the river water is pressurized and used by the fire pump, the water contains impurities such as silt and the like, the impurities enter the water pump along with the river water, a gap is formed at the joint between the impeller 44 and the bearing 43, the silt with small volume enters the gap, the controller 3 starts the water pump to operate, the motor 2 drives the bearing 43 to rotate, the bearing 43 drives the impeller 44 to rotate, the impeller 44 generates suction to suck the river water from the water inlet 41 and out of the water outlet 42, when the river water enters the connecting platform 4, the river water enters from the liquid inlet a1 of the clamping block 45 to impact the top plate a3, the top plate a3 is pressed downwards by impulsive force, the elastic block a2 is pressed and deformed, the top plate a3 slightly moves downwards to drive the bottom block a5 at the bottom to move out of the opening a4, the bump b6 at the bottom of the bottom block a5 enters the gap, and the silt in the gap is removed through the brush block c2 and the knife plate c1, the removed silt slides along the sliding groove c3, the spring b2 at the top in the bottom block a5 pushes the partition plate b1 to deflect, the partition plate b1 drives the side rod b4 to pass through the clamping groove b3 and deflect towards one side of the bottom block a5, the brush b5 at the tail end of the side rod b4 brushes away the silt at the edge of the gap, when the elastic block a2 deforms and recovers, the top plate a3 is driven to move upwards, the top plate a3 drives the bottom block a5 to leave the gap, part of the silt attached to the bottom block a5 is washed away by river water, the silt at the edge of the gap and inside of the gap is removed through the bottom block a5 at the bottom of the clamping block 45, the silt with small volume enters the gap, the friction coefficient between the impeller 44 and the bearing 43 is reduced, the impeller 44 and the bearing 43 are in normal movable fit, the rotating speed is not changed, the.

Example 2:

as shown in fig. 6 to 8:

the opening a4 is provided with a reset block d1, a moving plate d2, an inclined plate d3, a reset spring d4 and a clearing block d5, the reset block d1 is arranged on two sides of the inner wall of the opening a4, the moving plate d2 is movably matched with the reset block d1, the inclined plate d3 is obliquely fixed on the surface of the inclined plate d3, the reset spring d4 is arranged between the included angle of the moving plate d2 and the inclined plate d3, the clearing block d5 is arranged on the surface of the connecting position between the inclined plates d3, the reset block d1 is made of rubber and has elasticity, and the deformation generates elasticity to drive the clearing block d5 to be fully contacted with the bottom block a 5.

The cleaning block d5 is provided with an inner groove r1, a connecting block r2, a clamping ball r3 and a brush plate r4, the inner groove r1 is arranged inside the cleaning block d5, the connecting block r2 is fixed on two sides of the inner wall of the inner groove r1, the clamping ball r3 is clamped between the connecting block r2, the brush plate r4 is fixed on the right side of the cleaning block d5, the clamping ball r3 is made of steel, the gravity of the cleaning block d5 is increased, the connecting block r2 is extruded and deformed, the connecting block r2 recovers to generate elasticity, the shaking speed of the cleaning block d5 is increased, and the sand on the surface of the brush plate r4 drops.

The brush plate r4 is provided with a blade k1 and a sliding rail k2, the blade k1 is horizontally fixed on the surface of a brush block r4, the sliding rail k2 is sunken on the surface of a brush block r4, and the blade k1 is in a triangular plate shape, so that the contact area of the blade k1 and a bottom block a5 is reduced, the pressure is increased, and the removal of silt of the bottom block a5 is accelerated.

The specific use mode and function of the embodiment are as follows:

in the invention, because part of fine silt is clamped between the hairbrushes b5, the hairbrushes b5 are stuck together and can not normally clean silt in gaps, when the top plate a3 moves upwards, the bottom block a5 is driven to move upwards, the reset blocks d1 on two sides of the inner wall of the opening a4 are flicked to drive the moving plate d2 to move towards the middle of the opening a4, the moving plate d2 drives the sloping plate d3 to move towards the middle of the opening a3, the cleaning blocks d3 between the sloping plates d3 are fully contacted with the hairbrushes b3, the brush plate r3 of the cleaning block d3 is fully contacted with the hairbrushes b3, the knife plate k 3 on the surface of the brush plate r3 cleans the silt clamped between the hairbrushes b3, the cleaned silt falls down along the sliding rails k 3, the clamping balls r3 in the cleaning blocks d3 increases the gravity of the cleaning blocks d3, the connecting blocks r3 is squeezed to deform, the elastic force is generated by restoring the connecting blocks 3, the cleaning speed of the cleaning blocks d3 is increased, and the cleaning blocks are shaken when the hairbrushes b3 are contacted with the hairbrushes b3, reset spring d4 rocks slightly and drives swash plate d3 and removes, and it is slightly removed along with brush b5 to clear away piece d5, fully contacts with brush b5 for clear away the silt in brush b5, clear away piece d5 and brush b5 through opening a4 inside and fully contact, clear away brush b 5's silt, reduce silt clamp between brush b5, make brush b5 can normally clear away the silt in gap.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.

Claims

1. The utility model provides a fire pump for fire engine, its structure includes base (1), motor (2), controller (3), connects platform (4), install on base (1) top right side motor (2), motor (2) are fixed openly in controller (3), it fixes in base (1) top left side to connect platform (4), and cooperatees its characterized in that with motor (2):

connect platform (4) and be equipped with water inlet (41), delivery port (42), bearing (43), impeller (44), fixture block (45), water inlet (41) through connection platform (4) left side middle part, delivery port (42) through connection platform (4) top, bearing (43) through connection platform (4) right side middle part and impeller (44) clearance fit, fixture block (45) are fixed in impeller (44) both sides.

2. The fire pump as claimed in claim 1, wherein: the fixture block (45) is provided with a liquid inlet (a1), an elastic block (a2), a top plate (a3), an opening (a4) and a bottom block (a5), the liquid inlet (a1) is arranged at the top of the fixture block (45), the elastic block (a2) is fixed on two sides of the inner wall of the fixture block (45), the top plate (a3) is fixed at the middle upper position in the interior of the fixture block (45) and movably matched with the elastic block (a2), the opening (a4) penetrates through the bottom of the fixture block (45), the bottom block (a5) penetrates through the opening (a4), and the top of the bottom plate (a3) is fixed at the bottom of the top plate.

3. The fire pump as claimed in claim 2, wherein: bottom block (a5) is equipped with baffle (b1), spring (b2), draw-in groove (b3), side lever (b4), brush (b5), lug (b6), middle part in baffle (b1) vertical fixation bottom block (a5), spring (b2) are connected between baffle (b1) top both sides and bottom block (a5) top inner wall, draw-in groove (b3) run through bottom block (a5) both sides surface, brush (b5) pass draw-in groove (b3) and fix in baffle (b1) both sides, lug (b6) are installed in bottom block (a5) bottom.

4. The fire pump as claimed in claim 3, wherein: the convex block (b6) is provided with a knife plate (c1), brush blocks (c2) and a sliding groove (c3), the knife plate (c1) is fixed on the upper side and the lower side of the convex block (b6), the brush blocks (c2) are fixed on the surface of the convex block (b6), and the sliding groove (c3) is located between the brush blocks (c 2).

5. The fire pump as claimed in claim 2, wherein: opening (a4) is equipped with reset block (d1), movable plate (d2), swash plate (d3), reset spring (d4), clears away piece (d5), reset block (d1) is established in opening (a4) inner wall both sides, movable plate (d2) and reset block (d1) clearance fit, swash plate (d3) slope is fixed on swash plate (d3) surface, reset spring (d4) are installed between movable plate (d2) and swash plate (d3) contained angle, clear away the hookup location surface of piece (d5) between swash plate (d 3).

6. The fire pump as claimed in claim 5, wherein: the cleaning block (d5) is provided with an inner groove (r1), a connecting block (r2), a clamping ball (r3) and a brush plate (r4), the inner groove (r1) is arranged inside the cleaning block (d5), the connecting block (r2) is fixed on two sides of the inner wall of the inner groove (r1), the clamping ball (r3) is clamped between the connecting blocks (r2), and the brush plate (r4) is fixed on the right side of the cleaning block (d 5).

7. The fire pump as claimed in claim 6, wherein: the brush plate (r4) is provided with a blade (k1) and a sliding rail (k2), the blade (k1) is horizontally fixed on the surface of the brush block (r4), and the sliding rail (k2) is sunken on the surface of the brush block (r 4).