CN212508988U

CN212508988U - Foundation ditch engineering dewatering pump for building

Info

Publication number: CN212508988U
Application number: CN201920459493.3U
Authority: CN
Inventors: 侯豪杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-30
Filing date: 2019-03-30
Publication date: 2021-02-09
Anticipated expiration: 2029-03-30

Abstract

The utility model discloses a foundation pit engineering water lowering pump for building, which comprises a motor, a connecting disc, a pump body with openings at two sides, an ejector and a water tank; the connecting screw holes are formed in the two sides of the pump body, so that the pump body is convenient to assemble, disassemble and replace; the sealing gaskets are additionally arranged on the two sides of the pump body, and the mechanical sealing element is sleeved on the output shaft of the motor, so that the vacuum degree in the pump body is effectively ensured, and the injection strength is further met; through dismouting shunt at the water tank top, both guaranteed the pleasing to the eye of complete machine, but also convenient to detach complete machine, convenient and practical.

Description

Foundation ditch engineering dewatering pump for building

Technical Field

The utility model relates to a building engineering equipment technical field, specific theory especially relates to a foundation ditch engineering precipitation pump for building.

Background

The foundation pit dewatering refers to dewatering work performed to ensure that construction can be performed under dry conditions, and prevent slope instability, foundation sand running, pit bottom bulging, pit bottom piping and foundation bearing capacity reduction due to the fact that the underground water level is higher than the excavation bottom surface when a foundation pit is excavated; at present the precipitation pump commonly used, the structure is complicated, easily breaks down, and the maintenance is inconvenient, takes a lot of work and time to the nozzle of traditional water pump ejector directly spouts the pipeline and gets into the pump body, and the pipeline is penetrated by the rivers very easily, influences the normal use of water pump, how be convenient for change the pump body, and can guarantee again sealed and then guarantee that the dynamics of drawing water is an important problem that present precipitation pump need solve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a foundation ditch engineering dewatering pump for building to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides the following technical scheme, a foundation pit engineering water lowering pump for building comprises a motor, a connecting disc, a pump body with openings at two sides, an ejector and a water tank; one side of the motor is fixed with a connecting disc, one side of the connecting disc, which is far away from the motor, is fixedly connected with the pump body, and a first sealing gasket is arranged between the connecting disc and the pump body; one end of the motor extends from the inside of the motor to be provided with a motor output shaft, the motor output shaft penetrates through a through hole formed in the middle of the connecting disc, extends to the inside of the pump body and is fixedly connected with an impeller; the other side opening of the pump body is communicated with the ejector, and a second sealing gasket is arranged between the pump body and the ejector; the top of the water tank is provided with a flow divider mounting opening, and the flow divider is detachably mounted at the flow divider mounting opening; a water inlet of the ejector is arranged above the ejector, a steel wire hose is arranged between the water inlet of the ejector and the water inlet of the water tank arranged at the top of the flow divider, and the ejector is communicated with the water inlet of the water tank through the steel wire hose; one side of the ejector, which is far away from the pump body, is provided with an ejector water outlet which sprays water flow into the interior of the water tank; the shunt top still is provided with the water tank delivery port, just the water tank delivery port can be dismantled and be connected with the outlet pipe.

Preferably, one side of the connecting disc close to the pump body is provided with a first screw hole, the first screw hole and a second screw hole which is arranged on one side of the pump body close to the connecting disc are in one-to-one correspondence, and the connecting disc is detachably connected with the pump body through a limiting screw.

Preferably, the impeller in the pump body is fixedly mounted on the output shaft of the motor through a detachable screw.

Preferably, one side that the pump body is close to the ejector is provided with the third screw, one side that the ejector is close to the pump body is provided with the fourth screw, just third screw and fourth screw one-to-one, and the pump body passes through stop screw with the ejector and can dismantle the connection.

Preferably, the middle part of the connecting disc is also provided with a mechanical sealing element, and the mechanical sealing element is sleeved on the output shaft of the motor; the seal is preferably a TG 1-16 type water seal.

Preferably, the bottom of the side surface of the water tank is also provided with a water outlet for draining a water source in the water tank.

Preferably, the bottom of the water tank is provided with a supporting seat frame which is convenient for stabilizing the whole machine, and the bottom of the supporting seat frame is provided with a limiting through hole.

Has the advantages that: compared with the prior art, the beneficial effects of the utility model are that: the connecting screw holes are formed in the two sides of the pump body, so that the pump body is convenient to assemble, disassemble and replace; the sealing gaskets are additionally arranged on the two sides of the pump body, and the mechanical sealing element is sleeved on the output shaft of the motor, so that the vacuum degree in the pump body is effectively ensured, and the injection strength is further met; through dismouting shunt at the water tank top, both guaranteed the pleasing to the eye of complete machine, but also convenient to detach complete machine, convenient and practical.

Drawings

Fig. 1 is a schematic diagram of the whole structure of a foundation pit engineering precipitation pump for construction.

In the figure: 1-motor, 2-connecting disc, 3-pump body, 4-water tank, 5-ejector water inlet, 6-flow divider, 7-steel wire hose, 8-water tank water outlet, 9-water outlet, 10-supporting seat frame, 11-ejector water outlet, 12-ejector, 13-impeller, 14-mechanical sealing element and 15-motor output shaft.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example 1

Referring to fig. 1, in an embodiment of the present invention, a building foundation pit engineering water lowering pump includes a motor 1, a connection disc 2, a pump body 3 with openings at two sides, an ejector 12 and a water tank 4; one side of the motor 1 is fixed with a connecting disc 2, one side of the connecting disc 2, which is far away from the motor 1, is fixedly connected with a pump body 3, and a first sealing gasket is arranged between the connecting disc 2 and the pump body 3; one end of the motor extends from the inside of the motor to be provided with a motor output shaft 15, the motor output shaft 15 penetrates through a through hole formed in the middle of the connecting disc 2, extends to the inside of the pump body 3 and is fixedly connected with an impeller 13; the other side opening of the pump body 3 is communicated with the ejector 12, and a second sealing gasket is arranged between the pump body 3 and the ejector 12; the top of the water tank 4 is provided with a flow divider mounting opening, and a flow divider 6 is detachably mounted at the flow divider mounting opening; an ejector water inlet 5 is arranged above the ejector 12, a steel wire hose 7 is arranged between the ejector water inlet 5 and a water tank water inlet arranged at the top of the flow divider 6, and the ejector 12 is communicated with the water tank water inlet through the steel wire hose 7; a water outlet 11 of the ejector for ejecting water flow into the water tank 4 is formed in one side of the ejector 12, which is far away from the pump body 3; the shunt top still is provided with water tank delivery port 8, just water tank delivery port 8 can be dismantled and be connected with the outlet pipe.

Further, one side of the connecting disc 2, which is close to the pump body 3, is provided with a first screw hole, the first screw hole and a second screw hole, which is close to the side of the connecting disc, of the pump body are in one-to-one correspondence, and the connecting disc 2 and the pump body 3 are detachably connected through a limiting screw.

Further, the impeller 13 inside the pump body 3 is fixedly mounted on the output shaft 15 of the motor through a detachable screw.

Further, one side that the pump body 3 is close to ejector 12 is provided with the third screw, one side that ejector 12 is close to the pump body 3 is provided with the fourth screw, just third screw and fourth screw one-to-one, and the pump body 3 passes through stop screw with ejector 12 and can dismantle and be connected.

Furthermore, a mechanical sealing element 14 is arranged in the middle of the connecting disc 2 and is sleeved on a motor output shaft 15; the mechanical sealing element is preferably a TG 1-16 type water seal.

Further, the bottom of the side surface of the water tank 4 is also provided with a water outlet 9 for draining a water source in the water tank 4;

furthermore, a supporting seat frame convenient for stabilizing the whole machine is arranged at the bottom of the water tank, and a limiting through hole is formed in the bottom of the supporting seat frame.

The whole machine is installed:

firstly, a mechanical sealing element 14 is arranged in the middle of the connecting disc 2, and a TG 1-16 type water seal is preferred;

secondly, a motor output shaft 15 of the motor 1 penetrates through a through hole in the middle of the connecting disc 2 and penetrates through a mechanical sealing element 14;

repeatedly, fixedly connecting the motor 1 with the connecting disc 2 through screw holes;

repeatedly, one side of the motor output shaft 15 is provided with an upper impeller 13;

repeatedly, the motor output shaft 15 is installed in the pump body 3, and the pump body 3 is fixedly connected with the connecting disc 2 through a first screw hole and a second screw hole;

repeatedly, one side of the pump body 3, which is far away from the motor 1, is fixedly connected with the ejector 12 through a third screw hole and a fourth screw hole;

repeatedly, the water inlet of the ejector 12 is communicated with the water inlet of the water tank 4 through a steel wire hose 7; then the flow divider 6 is fixedly arranged on the water tank, one side of the ejector, which is far away from the pump body, is provided with a water inlet tank for injecting water flow into the water tank, and then the water flow can flow out through a water outlet on the flow divider 6;

finally, when the interior of the water tank 4 needs to be emptied independently, the water outlet 9 arranged at the bottom of the side surface of the water tank can be opened to discharge water and empty.

In the process, the connecting screw holes are formed in the two sides of the pump body 3, so that the pump body 3 is convenient to disassemble, assemble and replace; the vacuum degree in the pump body 3 is effectively ensured by adding the sealing gaskets on the two sides of the pump body 3 and sleeving the mechanical sealing element on the motor output shaft 15, so that the injection strength is further met; through dismouting shunt 6 at 4 tops of water tank, both guaranteed the pleasing to the eye of complete machine, but also convenient to detach complete machine, convenient and practical easily promotes.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. A foundation pit engineering water lowering pump for buildings comprises a motor (1), a connecting disc (2), a pump body (3) with openings at two sides, an ejector (12) and a water tank (4); the method is characterized in that: one side of the motor (1) is fixed with the connecting disc (2), one side, far away from the motor (1), of the connecting disc (2) is fixedly connected with the pump body (3), and a first sealing gasket is arranged between the connecting disc (2) and the pump body (3); one end of the motor extends from the inside of the motor to be provided with a motor output shaft, the motor output shaft (15) penetrates through a through hole formed in the middle of the connecting disc (2), extends to the inside of the pump body (3), and is fixedly connected with an impeller (13); the other side opening of the pump body (3) is communicated with the ejector (12), and a second sealing gasket is arranged between the pump body (3) and the ejector (12); the top of the water tank (4) is provided with a flow divider mounting opening, and a flow divider (6) is detachably mounted at the flow divider mounting opening; an ejector water inlet (5) is arranged above the ejector (12), a steel wire hose (7) is arranged between the ejector water inlet (5) and a water tank water inlet arranged at the top of the flow divider, and the ejector (12) is communicated with the water tank water inlet through the steel wire hose (7); a jet device water outlet (11) for jetting water flow into the water tank is formed in one side, far away from the pump body (3), of the jet device (12); the top of the flow divider is also provided with a water tank water outlet (8), and the water tank water outlet (8) is detachably connected with a water outlet pipe.

2. The foundation pit engineering dewatering pump for building of claim 1, characterized in that: one side that connection pad (2) is close to the pump body (3) is provided with first screw, just first screw is close to the second screw one-to-one that connection pad one side set up with the pump body, and connection pad (2) can be dismantled through stop screw with the pump body (3) and be connected.

3. The foundation pit engineering dewatering pump for building of claim 1, characterized in that: and the impeller (13) in the pump body is fixedly arranged on the output shaft (15) of the motor through a detachable screw.

4. The foundation pit engineering dewatering pump for building of claim 1, characterized in that: one side that the pump body (3) is close to ejector (12) is provided with the third screw, one side that the ejector is close to the pump body is provided with the fourth screw, just third screw and fourth screw one-to-one, and the pump body (3) can be dismantled through stop screw with ejector (12) and be connected.

5. The foundation pit engineering dewatering pump for building of claim 1, characterized in that: the middle part of the connecting disc (2) is also provided with a mechanical sealing element (14), and the mechanical sealing element (14) is sleeved on the output shaft (15) of the motor; the mechanical sealing element (14) is a TG 1-16 type water seal.

6. The foundation pit engineering dewatering pump for building of claim 1, characterized in that: the bottom of the side surface of the water tank (4) is also provided with a water outlet (9) for emptying a water source in the water tank (4).

7. The foundation pit engineering dewatering pump for building of claim 1, characterized in that: the water tank (4) is characterized in that a supporting seat frame (10) convenient for stabilizing the whole machine is arranged at the bottom of the water tank (4), and a limiting through hole is formed in the bottom of the supporting seat frame (10).