CN208749573U - A kind of horizontal multi-stage centrifugal pump that the simple weight of structure is small - Google Patents

Abstract

The utility model discloses a kind of small horizontal multi-stage centrifugal pumps of the simple weight of structure, including bottom plate, the pump housing is fixed at the top of the bottom plate, threaded hole is offered at the top of the bottom plate, the inside of the threaded hole, which is run through, screw rod, the bottom of the screw rod is fixed with augers, rotating disc is fixed at the top of the screw rod, the input terminal of the pump housing is fixed with water inlet pipe, the inside of the water inlet pipe is fixed with filter screen, through-hole is offered at the top of the water inlet pipe, piston cylinder is fixed at the top of the water inlet pipe, the inside of the piston cylinder is equipped with piston block, spring and piston rod, the spring is located at the surface of piston block, the top of the spring is fixedly connected with the inner roof wall of piston cylinder, the bottom of the piston rod is fixed with cross bar.The utility model structure is simple, pierces ground by screw rod, to strengthen the stability of bottom plate on the ground, without increasing additional weight, alleviates the overall weight of centrifugal pump.

Description

A kind of horizontal multi-stage centrifugal pump that the simple weight of structure is small

Technical field

The utility model relates to the small horizontal multi-stages of centrifugal pumping apparatus technical field more particularly to a kind of simple weight of structure Centrifugal pump.

Background technique

Centrifugal centrifugal pump is also known as centrifugal pump, is a kind of conveying liquid or the machinery for being pressurized liquid, it is by prime mover Mechanical energy or other external energies send liquid to, increase liquid energy, be mainly used to convey liquid include water, oil, acid Lye, emulsion, suspended emulsion and liquid metal etc..

However existing centrifugal pump is when in use, often due to centrifugal pump shakes at work, centrifugal pump connects with ground Touch insecure, causing centrifugal pump, stability is poor at work, reinforce its stability often through the counterweight for increasing centrifugal pump, On the other hand, when the centrifugal pump is operated, for impurity may to be mixed in water, it will cause centrifugal pump and block, to be easy to make Forming apparatus damage, causes economic loss.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of structure proposed is simply heavy Measure small horizontal multi-stage centrifugal pump.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of horizontal multi-stage centrifugal pump that the simple weight of structure is small, including bottom plate are fixed with the pump housing at the top of the bottom plate, Threaded hole is offered at the top of the bottom plate, through there is screw rod, the bottom of the screw rod is fixed with spiral shell for the inside of the threaded hole Rotary drill, is fixed with rotating disc at the top of the screw rod, and the input terminal of the pump housing is fixed with water inlet pipe, the water inlet pipe it is interior Portion is fixed with filter screen, and through-hole is offered at the top of the water inlet pipe, and piston cylinder, the work are fixed at the top of the water inlet pipe The inside of plug tube is equipped with piston block, spring and piston rod, and the spring is located at the surface of piston block, the top of the spring and The inner roof wall of piston cylinder is fixedly connected, and the top of the piston rod is fixedly connected with piston block, and the bottom of the piston rod is fixed There is cross bar, the side of the cross bar is fixed with connecting rod, and the connecting rod is fixed with cleaning rake far from one end of cross bar, described clear Clean rake is in contact with filter screen, and the bottom of the bottom plate is fixed with movable pulley.

Preferably, there are four the quantity of the threaded hole, four threaded holes are located at four turnings of bottom plate.

Preferably, the piston cylinder is located at the surface of through-hole, offers gas vent at the top of the piston cylinder.

Preferably, the connecting rod and cross bar are perpendicular, and the quantity of the connecting rod is several.

Preferably, the piston block is rubber block, and the side of the piston block is in contact with the inner wall of piston cylinder.

Preferably, the movable pulley is universal wheel, and the movable pulley height is less than screw rod height.

Compared with prior art, the utility model has the beneficial effects that

1, by setting bottom plate, threaded hole, screw rod, augers and rotating disc in the utility model, so that bottom plate and ground Face contact more fastens, and is not easy to loosen, so that the equipment is more stable at work.

2, pass through setting through-hole, piston cylinder, piston block, spring, piston rod, cross bar, connecting rod, cleaning in the utility model Rake and gas vent enable the sundries on filter screen to be removed in time, prevent water inlet pipe from blocking, equipment is avoided to damage It is bad.

In conclusion the horizontal multi-stage centrifugal pump that the simple weight of the structure is small, pierces ground by screw rod, to strengthen The stability of bottom plate on the ground alleviates the overall weight of centrifugal pump, while making using hydraulic pressure without increasing additional weight The case where sundries on filter screen is removed in time, prevents equipment damage.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of small horizontal multi-stage centrifugal pump of the simple weight of structure sectional structure signal Figure；

Fig. 2 is enlarged drawing at A in the utility model Fig. 1；

Fig. 3 is enlarged drawing at B in the utility model Fig. 1.

In figure: 1 bottom plate, 2 pump housings, 3 threaded holes, 4 screw rods, 5 augers, 6 rotating discs, 7 water inlet pipes, 8 filter screens, 9 lead to Hole, 10 piston cylinders, 11 piston blocks, 12 springs, 13 piston rods, 14 cross bars, 15 connecting rods, 16 cleaning rakes, 17 gas vents, 18 movements Wheel.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-3, the top of the small horizontal multi-stage centrifugal pump of the simple weight of a kind of structure, including bottom plate 1, bottom plate 1 is solid Surely there is the pump housing 2, the top of bottom plate 1 offers threaded hole 3, and through there is screw rod 4, the bottom of screw rod 4 is fixed with for the inside of threaded hole 3 Augers 5, convenient for bore open ground, the top of screw rod 4 is fixed with rotating disc 6, convenient for control screw rod 4 rotation, the pump housing 2 it is defeated Enter end and be fixed with water inlet pipe 7, the inside of water inlet pipe 7 is fixed with filter screen 8, and the top of water inlet pipe 7 offers through-hole 9, water inlet pipe 7 Top be fixed with piston cylinder 10, the inside of piston cylinder 10 is equipped with piston block 11, spring 12 and piston rod 13, and spring 12, which is located at, lives The top of the surface of chock 11, spring 12 is fixedly connected with the inner roof wall of piston cylinder 10, the top of piston rod 13 and piston block 11 are fixedly connected, and the bottom of piston rod 13 is fixed with cross bar 14, and the side of cross bar 14 is fixed with connecting rod 15, and connecting rod 15 is separate One end of cross bar 14 is fixed with cleaning rake 16, and cleaning rake 16 is in contact with filter screen 8, and the bottom of bottom plate 1 is fixed with movable pulley 18, Convenient for the overall movement of the equipment.

There are four the quantity of threaded hole 3, and four threaded holes 3 are located at four turnings of bottom plate 1, and piston cylinder 10 is located at logical The surface in hole 9, the top of piston cylinder 10 offer gas vent 17, and connecting rod 15 and cross bar 14 are perpendicular, the number of connecting rod 15 Amount is several, and piston block 11 is rubber block, and the side of piston block 11 is in contact with the inner wall of piston cylinder 10, and movable pulley 18 is ten thousand To wheel, 18 height of movable pulley is less than 4 height of screw rod.

Working principle: in use, after the pump housing 2 is moved to job site by the movable pulley 18 of 1 bottom of bottom plate first, so Afterwards by rotary motion disk 6, so that screw rod 4 is in 3 inner rotation of threaded hole, while driving augers 5 to bore to the ground and moving, until Augers 5 is fully sunk in ground, and bottom plate 1 is mutually fixed with ground at this time, then connects the water inlet pipe 7 of the pump housing 2 and delivery pipe Afterwards, startup power supply, the pump housing 2 enter steady-working state, when sundries, which occurs, in filter screen 8 to be blocked, the water inside water inlet pipe 7 at this time Pressure increases, and the piston block 11 inside piston cylinder 10 makes spring 12 in the presence of hydraulic pressure, and deformation occurs, while piston rod 13 is logical Crossing pulling cross bar 14 drives cleaning rake 16 to move up along filter screen 8, so that the sundries that filter screen 8 blocks is removed, prevents Only water inlet pipe 7 blocks, and avoids equipment damage.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of horizontal multi-stage centrifugal pump that the simple weight of structure is small, including bottom plate (1), which is characterized in that the bottom plate (1) Top is fixed with the pump housing (2), is offered threaded hole (3) at the top of the bottom plate (1), and the inside of the threaded hole (3), which is run through, to be had The bottom of screw rod (4), the screw rod (4) is fixed with augers (5), is fixed with rotating disc (6) at the top of the screw rod (4), The input terminal of the pump housing (2) is fixed with water inlet pipe (7), and the inside of the water inlet pipe (7) is fixed with filter screen (8), it is described enter It offers at the top of water pipe (7) through-hole (9), is fixed with piston cylinder (10) at the top of the water inlet pipe (7), the piston cylinder (10) Inside be equipped with piston block (11), spring (12) and piston rod (13), the spring (12) is located at the surface of piston block (11), The top of the spring (12) is fixedly connected with the inner roof wall of piston cylinder (10), the top of the piston rod (13) and piston block (11) it is fixedly connected, the bottom of the piston rod (13) is fixed with cross bar (14), and the side of the cross bar (14) is fixed with connection Bar (15), the connecting rod (15) are fixed with cleaning rake (16), the cleaning rake (16) and filtering far from the one end of cross bar (14) Net (8) is in contact, and the bottom of the bottom plate (1) is fixed with movable pulley (18).

2. a kind of small horizontal multi-stage centrifugal pump of the simple weight of structure according to claim 1, which is characterized in that the spiral shell There are four the quantity of pit (3), and four threaded holes (3) are located at four turnings of bottom plate (1).

3. a kind of small horizontal multi-stage centrifugal pump of the simple weight of structure according to claim 1, which is characterized in that the work Plug tube (10) is located at the surface of through-hole (9), offers gas vent (17) at the top of the piston cylinder (10).

4. a kind of small horizontal multi-stage centrifugal pump of the simple weight of structure according to claim 1, which is characterized in that the company Extension bar (15) and cross bar (14) are perpendicular, and the quantity of the connecting rod (15) is several.

5. a kind of small horizontal multi-stage centrifugal pump of the simple weight of structure according to claim 1, which is characterized in that the work Chock (11) is rubber block, and the side of the piston block (11) is in contact with the inner wall of piston cylinder (10).

6. a kind of small horizontal multi-stage centrifugal pump of the simple weight of structure according to claim 1, which is characterized in that the shifting Driving wheel (18) is universal wheel, and the movable pulley (18) is highly less than screw rod (4) height.