CN218934843U

CN218934843U - Centrifugal fire pump

Info

Publication number: CN218934843U
Application number: CN202223452194.8U
Authority: CN
Inventors: 罗云; 王涛; 李金金
Original assignee: Wuhan Hengying Pump Industry Co ltd
Current assignee: Wuhan Hengying Pump Industry Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-04-28
Anticipated expiration: 2032-12-23

Abstract

The utility model provides a centrifugal fire-fighting water pump, which comprises a pump body, wherein the top of the pump body is fixedly provided with an upper cover through a limiting mechanism, the top of the upper cover is fixedly provided with a motor, an output shaft of the motor is fixedly provided with an impeller, the bottom of the pump body is fixedly provided with a mounting seat through the limiting mechanism, a knob, a worm and a worm wheel drive a bidirectional screw rod, the bidirectional screw rod drives a vertical plate to adjust in opposite directions, the vertical plate can drive a slip ring to slide on a drain pipe and a water inlet pipe, so that the slip ring drives a squeezing plate to squeeze and fix the upper cover, the upper cover and the motor are conveniently and fixedly connected with the pump body, and the tightness between the upper cover and the pump body is improved through an elastic rubber pad; meanwhile, the vertical plate can drive the inserted link to be inserted into the through hole and the slot, so that the pump body and the mounting seat are fixedly connected, the operation is convenient, the stability between the pump body and the mounting seat can be improved through the spring, and the practicability is high.

Description

Centrifugal fire pump

Technical Field

The utility model relates to the technical field of fire-fighting water pumps, in particular to a centrifugal fire-fighting water pump.

Background

The fire-fighting water pump is a device for pressurizing a fire-fighting water source to enable the fire-fighting water source to meet the fire-fighting requirement. Fire pumps are commonly used for fire water supply throughout homes, hotels, office buildings, factories, hospitals, etc. Fire pump is installed through the mount pad including motor and the pump body generally, and the pump body is provided with the mounting hole on the mount pad, when installing the pump body, can pass mounting hole and mount pad with the bolt to fix the pump body and mount pad, but install and dismantle the pump body when, need twist whole bolts, the operation is more troublesome, and installation dismantlement inefficiency.

To this end, the utility model provides a centrifugal fire pump.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a centrifugal fire pump so as to solve the problems in the background art.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a centrifugal fire pump, includes the pump body, the top of the pump body has the upper cover through stop gear fixed mounting, the top fixed mounting of upper cover has the motor, fixed mounting has the impeller on the output shaft of motor, the bottom of the pump body has the mount pad through stop gear fixed mounting, stop gear includes the sliding ring, the left side fixed mounting of the pump body has the drain pipe, the right side fixed mounting of the pump body has the inlet tube, the equal fixed mounting of one end of drain pipe and inlet tube has the flange.

Further, the number of the slip rings is two, the two slip rings are slidably arranged at one ends of the drain pipe and the water inlet pipe, and the top of the slip rings is fixedly provided with the extrusion plate.

Further, the shape of the extrusion plate is L-shaped, an inclined plane is arranged on the outer side of the top of the upper cover, and the top end of the extrusion plate is contacted with the inclined plane.

Further, a fixed block is fixedly arranged at the bottom of the pump body, and a bidirectional screw is rotatably arranged in the top end of the fixed block.

Further, a worm wheel is fixedly arranged at the middle position of the bidirectional screw rod, a worm is rotatably arranged at the bottom of the worm wheel in a meshed mode, a knob is fixedly arranged at one end of the worm, and the knob is arranged at the outer side of the fixed block.

Furthermore, slots are symmetrically formed in two sides of the bottom end of the fixed block, a vertical plate is fixedly arranged at the bottom of the sliding ring, a plug rod is fixedly arranged on one side of the bottom end of the vertical plate, and the vertical plate is movably arranged on the bidirectional screw rod through a screw hole.

Further, the through holes are symmetrically formed in two sides of the top end of the mounting seat, the central axes of the inserted rod, the slot and the through holes are on the same straight line, the mounting hole is formed in the bottom end of the mounting seat, and the spring is fixedly mounted in the top end of the mounting seat.

Further, an elastic rubber pad is fixedly arranged between the upper cover and the pump body, and the impeller is arranged in the pump body.

The utility model has the beneficial effects that: according to the centrifugal fire-fighting water pump, the knob, the worm and the worm wheel drive the bidirectional screw rod, the bidirectional screw rod drives the vertical plate to adjust in the opposite direction, and the vertical plate can drive the sliding ring to slide on the drain pipe and the water inlet pipe, so that the sliding ring drives the extrusion plate to extrude and fix the upper cover, the upper cover and the motor are conveniently and fixedly connected with the pump body, and the tightness between the upper cover and the pump body is improved through the elastic rubber pad; meanwhile, the vertical plate can drive the inserted link to be inserted into the through hole and the slot, so that the pump body and the mounting seat are fixedly connected, the operation is convenient, the stability between the pump body and the mounting seat can be improved through the spring, and the practicability is high.

Drawings

FIG. 1 is a diagram of a centrifugal fire pump of the present utility model;

FIG. 2 is a cross-sectional view of a centrifugal fire pump of the present utility model;

in the figure: 1. a pump body; 2. an upper cover; 3. a motor; 4. a drain pipe; 5. a water inlet pipe; 6. a mounting base; 7. a slip ring; 8. an extrusion plate; 9. a riser; 10. a bidirectional screw; 11. a rod; 12. a knob; 13. an impeller; 14. a fixed block; 15. a spring; 16. a slot; 17. and a through hole.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1 to 2, the present utility model provides a technical solution: the utility model provides a centrifugal fire pump, includes pump body 1, stop gear fixed mounting is passed through at the top of pump body 1 has upper cover 2, the top fixed mounting of upper cover 2 has motor 3, fixed mounting has impeller 13 on motor 3's the output shaft, the bottom of pump body 1 has mount pad 6 through stop gear fixed mounting, stop gear includes sliding ring 7, the left side fixed mounting of pump body 1 has drain pipe 4, the right side fixed mounting of pump body 1 has inlet tube 5, the equal fixed mounting of one end of drain pipe 4 and inlet tube 5 has the flange, conveniently is connected drain pipe 4 and inlet tube 5 and fire control pipeline through the flange, carries out fixed connection between pump body 1, upper cover 2 and mount pad 6 through stop gear convenience, convenient operation.

In this embodiment, the quantity of sliding ring 7 is two, two sliding ring 7 slidable mounting is in the one end of drain pipe 4 and inlet tube 5, the top fixed mounting of sliding ring 7 has stripper plate 8, stripper plate 8's shape is "L" type, the outside at the top of upper cover 2 is provided with the inclined plane, stripper plate 8's top and inclined plane contact, fixed mounting has the elastic rubber pad between upper cover 2 and the pump body 1, impeller 13 sets up in the inside of pump body 1, and sliding ring 7 can extrude upper cover 2 through stripper plate 8 when sliding on drain pipe 4 and inlet tube 5 to fix upper cover 2 and pump body 1, increase the leakproofness between upper cover 2 and the pump body 1 through the elastic rubber pad.

In this embodiment, fixed block 14 is fixed to the bottom of the pump body 1, two-way screw 10 is installed to the inside rotation on the top of fixed block 14, the intermediate position fixed mounting of two-way screw 10 has the worm wheel, the bottom meshing rotation of worm wheel installs the worm, the one end fixed mounting of worm has knob 12, knob 12 sets up in the outside of fixed block 14, slot 16 has been seted up to the both sides symmetry of the bottom of fixed block 14, riser 9 is fixed to the bottom of sliding ring 7, one side fixed mounting of the bottom of riser 9 has inserted bar 11, riser 9 passes through screw movable mounting on two-way screw 10, through-hole 17 has been seted up to the bilateral symmetry on the top of mount pad 6, the axis of inserted bar 11, slot 16 and through-hole 17 is on same straight line, the mounting hole has been seted up to the bottom of mount pad 6, the inside fixed mounting on the top of mount pad 6 has spring 15, and riser 9 drives inserted bar 11 and gets into the inside of through-hole 17 and slot 16 to fix fixed block 14 and mount pad 6, convenient installation to pump body 1.

When the centrifugal fire pump is used, the mounting seat 6 is fixed through the mounting hole and the bolt, the bidirectional screw rod 10 is driven by the knob 12, the worm and the worm wheel, the bidirectional screw rod 10 drives the vertical plate 9 to adjust in opposite directions, the vertical plate 9 can drive the sliding ring 7 to slide on the drain pipe 4 and the water inlet pipe 5, so that the sliding ring 7 drives the extrusion plate 8 to extrude and fix the upper cover 2, the upper cover 2 and the motor 3 are conveniently and fixedly connected with the pump body 1, and the tightness between the upper cover 2 and the pump body 1 is increased through the elastic rubber pad; continue to rotate knob 12, worm wheel and bi-directional screw 10, can drive inserted bar 11 through riser 9, insert the inside of through-hole 17 and slot 16 with it to carry out fixed connection with pump body 1 and mount pad 6, convenient operation can increase the stability between pump body 1 and the mount pad 6 through spring 15, the practicality is high.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a centrifugal fire pump, includes pump body (1), its characterized in that, the top of pump body (1) is through stop gear fixed mounting upper cover (2), the top fixed mounting of upper cover (2) has motor (3), fixed mounting has impeller (13) on the output shaft of motor (3), the bottom of pump body (1) is through stop gear fixed mounting has mount pad (6), stop gear includes slide ring (7), the left side fixed mounting of pump body (1) has drain pipe (4), the right side fixed mounting of pump body (1) has inlet tube (5), the equal fixed mounting of one end of drain pipe (4) and inlet tube (5) has the flange.

2. A centrifugal fire pump according to claim 1, wherein: the number of the slip rings (7) is two, the two slip rings (7) are slidably arranged at one ends of the drain pipe (4) and the water inlet pipe (5), and the top of the slip rings (7) is fixedly provided with the extrusion plate (8).

3. A centrifugal fire pump according to claim 2, wherein: the extrusion plate (8) is L-shaped, an inclined plane is arranged on the outer side of the top of the upper cover (2), and the top end of the extrusion plate (8) is in contact with the inclined plane.

4. A centrifugal fire pump according to claim 3, wherein: the bottom of the pump body (1) is fixedly provided with a fixed block (14), and the inside of the top end of the fixed block (14) is rotatably provided with a bidirectional screw rod (10).

5. The centrifugal fire pump of claim 4, wherein: the middle position of the bidirectional screw rod (10) is fixedly provided with a worm wheel, the bottom of the worm wheel is meshed and rotated to be provided with a worm, one end of the worm is fixedly provided with a knob (12), and the knob (12) is arranged on the outer side of the fixed block (14).

6. The centrifugal fire pump of claim 5, wherein: slots (16) are symmetrically formed in two sides of the bottom end of the fixed block (14), a vertical plate (9) is fixedly arranged at the bottom of the sliding ring (7), an inserting rod (11) is fixedly arranged on one side of the bottom end of the vertical plate (9), and the vertical plate (9) is movably arranged on the bidirectional screw rod (10) through a screw hole.

7. The centrifugal fire pump of claim 6, wherein: through holes (17) are symmetrically formed in two sides of the top end of the mounting seat (6), the central axes of the inserting rod (11), the inserting groove (16) and the through holes (17) are in the same straight line, mounting holes are formed in the bottom end of the mounting seat (6), and springs (15) are fixedly mounted in the top end of the mounting seat (6).

8. A centrifugal fire pump according to claim 1, wherein: an elastic rubber pad is fixedly arranged between the upper cover (2) and the pump body (1), and the impeller (13) is arranged in the pump body (1).