CN210178654U

CN210178654U - Stainless steel water pump case

Info

Publication number: CN210178654U
Application number: CN201921115026.5U
Authority: CN
Inventors: Qingsong Lin; 林清松
Original assignee: Zhejiang Shuangsen Metal Technology Co Ltd
Current assignee: Zhejiang Shuangsen Metal Technology Co Ltd
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-03-24
Anticipated expiration: 2029-07-16

Abstract

The utility model provides a stainless steel water pump case. The pump shell of the stainless steel water pump comprises a body, wherein the left side and the top of the body are respectively provided with a water inlet end and a water outlet end, the water inlet end and the water outlet end are both in a tubular shape, the water inlet end is provided with internal threads, the left side of the body is provided with a filter barrel, the filter barrel and the water inlet end are coaxially arranged, the left end and the right end of the filter barrel are respectively in a closed shape and an open shape, and filter holes penetrating through the wall of the filter barrel are densely distributed on the wall of the; the filter vat right-hand member face is equipped with the ring channel, and the end of intaking is inserted in the ring channel, and the ring channel comprises the both sides wall that sets up relatively and the diapire that is located between the both sides wall, and one of them lateral wall and the end spiro union of intaking, another lateral wall be the diameter by the filter vat to the conical surface one of body direction grow gradually, intake end lateral wall be with conical surface two that the conical surface matches, conical surface one and conical surface two closely support and lean on. This stainless steel water pump case has the convenient advantage of equipment.

Description

Stainless steel water pump case

Technical Field

The utility model relates to a water pump, especially a stainless steel water pump case.

Background

The water pump is a machine for conveying liquid or pressurizing liquid, and it can transfer the mechanical energy of prime mover or other external energy to the liquid to increase the energy of liquid, and is mainly used for conveying liquid including water, oil, acid-base liquid, emulsion, suspoemulsion and liquid metal, etc.

The existing water pump is as a water pump disclosed in chinese patent library [ application number: 201810541236.4 comprises a filter screen, a water inlet section, an outer cylinder, a motor, a shock absorbing ring, an intermediate bracket, a mechanical seal, a pressure-resistant cylinder, a flow guiding disc, an impeller, a guide vane and a water outlet section, wherein the motor of the water pump adopts water cooling, and the heat generated by the motor is naturally cooled and taken away by the fluid conveyed by the motor.

Foretell water pump sets up at the water inlet end department and filters the screen panel inside in order to prevent that the impurity of aquatic from entering into the water pump to the life-span of extension water pump and improvement job stabilization nature. However, this pump has a problem: the filter screen panel links firmly with the water pump case through many bolts, and whole installation relates to the installation of a plurality of bolts and screws up, and the operation is comparatively loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art, and provides a stainless steel water pump casing convenient to assemble.

The purpose of the utility model can be realized by the following technical proposal: a stainless steel water pump casing comprises a body, wherein the left side and the top of the body are respectively provided with a water inlet end and a water outlet end, the water inlet end and the water outlet end are both in a tubular shape, and the water inlet end is provided with an internal thread; the right end face of the filter barrel is provided with an annular groove, the water inlet end is inserted into the annular groove, the annular groove is composed of two opposite side walls and a bottom wall located between the two side walls, one side wall is in threaded connection with the water inlet end, the other side wall is a conical surface I, the diameter of the conical surface I is gradually increased from the filter barrel to the body direction, the outer side wall of the water inlet end is a conical surface II matched with the conical surface I, and the conical surface I and the conical surface II are tightly abutted.

When the filter barrel is installed, the filter barrel and the body can be assembled only by inserting the water inlet end into the annular groove and rotating the filter barrel, the operation of the whole process is finished at one step, the assembly procedures are effectively reduced, and the filter barrel has the advantage of convenience in assembly; simultaneously, closely lean on through setting up conical surface one and conical surface two to make and produce great friction between the two, prevent that the lauter tub from rotating when using with above-mentioned friction, improve the connection stability of lauter tub and body, make the lauter tub stably exert the filter effect.

When the water filter is used, water enters the body after being filtered through the filter holes on the filter barrel and is finally discharged through the water outlet end.

In the pump shell of the stainless steel water pump, an annular rubber pad is further arranged in the annular groove, and two end faces of the annular rubber pad are respectively abutted against the bottom wall of the annular groove and the left end face of the water inlet end. Under the cooperation of the annular rubber pad, the first conical surface and the second conical surface, the sealing path for connecting the filter barrel and the body is effectively prolonged, so that the sealing effect formed by the filter barrel and the body is improved, and water is ensured to completely enter the water inlet end through the filter holes, so that the working stability is improved.

In the pump shell of the stainless steel water pump, the inner side wall of the water inlet end is integrally formed with an annular retaining shoulder, the annular retaining shoulder and the water inlet end are coaxially arranged, and the right end face of the filter barrel is pressed against the annular retaining shoulder. The annular blocking shoulder is used for limiting the installation position of the filter vat so that the filter vat can be installed in place at one time.

In the pump shell of the stainless steel water pump, the annular rubber pad is fixedly connected with the water inlet end.

In the pump shell of the stainless steel water pump, the annular rubber pad is fixedly connected with the water inlet end in a bonding mode.

In the pump shell of the stainless steel water pump, a handle is fixed on the left end face of the filter barrel so as to facilitate the rotation of the filter barrel by an operator.

Compared with the prior art, the pump shell of the stainless steel water pump has the following advantages:

1. during the installation, only need will intake the end and insert in the ring channel and rotate the filter vat alright accomplish the equipment of filter vat and body, whole process operation has effectively reduced the equipment process at a glance, has the convenient advantage of equipment.

2. Through setting up conical surface one and conical surface two and closely leaning on to make and produce great friction between the two, prevent that the lauter tub from rotating when using with above-mentioned friction, improve the connection stability of lauter tub and body, make the stable filter effect that exerts of lauter tub.

3. Under the cooperation of the annular rubber pad, the first conical surface and the second conical surface, the sealing path for connecting the filter barrel and the body is effectively prolonged, so that the sealing effect formed by the filter barrel and the body is improved, and water is ensured to completely enter the water inlet end through the filter holes, so that the working stability is improved.

Drawings

Fig. 1 is a schematic structural view of a pump casing of the stainless steel water pump.

Fig. 2 is a schematic structural view of the lauter tub.

Fig. 3 is a schematic structural view of the body.

In the figure, 1, a body; 1a, a water inlet end; 1a1 and a second conical surface; 1a2, annular shoulder; 1b, a water outlet end; 1c, a water passing cavity; 2. a filter vat; 2a, filtering holes; 2b, an annular groove; 2b1, a first conical surface; 3. an annular rubber pad; 4. a handle.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1, the pump shell of the stainless steel water pump comprises a body 1, wherein the left side and the top of the body 1 are respectively provided with a water inlet end 1a and a water outlet end 1b, the water inlet end 1a and the water outlet end 1b are both in a tubular shape, internal threads are arranged on the water inlet end 1a, and the water inlet end 1a and the water outlet end 1b are communicated through a water passing cavity 1c arranged in the body 1.

Specifically, as shown in fig. 1, the body 1 is provided at the left side thereof with a lauter tub 2, and the lauter tub 2 and the water inlet end 1a are coaxially arranged. The left end and the right end of the filter barrel 2 are respectively in a closed shape and an open shape, and filter holes 2a which are arranged in a penetrating way are densely distributed on the barrel wall of the filter barrel 2. Preferably, the filter holes 2a are formed to penetrate in a radial direction of the body 1.

As shown in fig. 1, 2 and 3, an annular groove 2b is formed in the right end surface of the filter vat 2, and the water inlet end 1a is inserted into the annular groove 2 b. The annular groove 2b is composed of two oppositely arranged side walls and a bottom wall positioned between the two side walls, one side wall of the annular groove 2b is in threaded connection with the water inlet end 1a, the other side wall of the annular groove 2b is a conical surface one 2b1 with the diameter gradually increased from the filter vat 2 to the body 1, the outer side wall of the water inlet end 1a is a conical surface two 1a1 matched with the conical surface one 2b1, and the conical surface one 2b1 and the conical surface two 1a1 are tightly abutted to form large friction between the filter vat 2 and the body 1, so that the connection stability of the body 1 and the filter vat 2 is enhanced.

Further, an annular retaining shoulder 1a2 is integrally formed on the inner side wall of the water inlet end 1a, and the annular retaining shoulder 1a2 and the water inlet end 1a are coaxially arranged. The right end face of the filter barrel 2 is pressed against the annular blocking shoulder 1a2 to limit the installation position of the filter barrel 2, so that the filter barrel 2 is installed in place at one time.

As shown in fig. 1, an annular rubber pad 3 is further disposed in the annular groove 2b, and two end surfaces of the annular rubber pad 3 respectively abut against the bottom wall of the annular groove 2b and the left end surface of the water inlet end 1 a. Under the cooperation of annular rubber pad 3 and conical surface one 2b1 and conical surface two 1a1, effectively prolong the sealed route that lauter tub 2 and body 1 are connected to improve the sealed effect that lauter tub 2 and body 1 formed, ensure that water gets into water end 1a through lauter 2a completely, improve job stabilization nature. Further, the annular rubber pad 3 is fixedly connected with the water inlet end 1a, and preferably, the annular rubber pad 3 is fixedly connected with the water inlet end 1a in a bonding mode.

As shown in fig. 1, a handle 4 is fixed on the left end surface of the filtering barrel 2 to facilitate the operator to rotate the filtering barrel 2. During installation, the filter barrel 2 and the body 1 can be assembled only by inserting the water inlet end 1a into the annular groove 2b and rotating the filter barrel 2, the whole process is finished at one time, the assembly procedures are effectively reduced, and the filter barrel has the advantage of convenient assembly; meanwhile, the conical surface I2 b1 and the conical surface II 1a1 are tightly abutted to generate large friction between the two, so that the friction is utilized to prevent the filter vat 2 from rotating when in use, the connection stability of the filter vat 2 and the body 1 is improved, and the filter vat 2 can stably exert the filtering effect. When in use, water is filtered through the filtering holes 2a on the filtering barrel 2 and enters the body 1, and finally is discharged through the water outlet end 1 b.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A pump shell of a stainless steel water pump comprises a body (1), wherein a water inlet end (1a) and a water outlet end (1b) are respectively arranged at the left side and the top of the body (1), the water inlet end (1a) and the water outlet end (1b) are both in a tubular shape, and an internal thread is arranged on the water inlet end (1a), and the pump shell is characterized in that a filter vat (2) is arranged at the left side of the body (1), the filter vat (2) and the water inlet end (1a) are coaxially arranged, the left end and the right end of the filter vat (2) are respectively in a closed shape and an open shape, and filter holes (2a) penetrating through the wall of the filter vat (2) are densely distributed; the right end face of lauter tub (2) be equipped with ring channel (2b), and insert in ring channel (2b) water inlet end (1a), ring channel (2b) comprise the both sides wall that sets up relatively and the diapire that is located between the both sides wall, one of them lateral wall and water inlet end (1a) looks spiro union, another lateral wall is the diameter by lauter tub (2) to body (1) the direction grow gradually conical surface one (2b1), the lateral wall of water inlet end (1a) is conical surface two (1a1) of matcing with conical surface one (2b1), and conical surface one (2b1) and conical surface two (1a1) closely support and lean on.

2. The pump shell of a stainless steel water pump according to claim 1, wherein an annular rubber gasket (3) is further arranged in the annular groove (2b), and two end faces of the annular rubber gasket (3) are respectively abutted against the bottom wall of the annular groove (2b) and the left end face of the water inlet end (1 a).

3. The pump shell of the stainless steel water pump as claimed in claim 1 or 2, wherein the inner side wall of the water inlet end (1a) is integrally formed with an annular retaining shoulder (1a2), the annular retaining shoulder (1a2) and the water inlet end (1a) are coaxially arranged, and the right end face of the filter barrel (2) is pressed against the annular retaining shoulder (1a 2).

4. The pump shell of the stainless steel water pump as claimed in claim 2, wherein the annular rubber gasket (3) is fixedly connected with the water inlet end (1 a).

5. The pump shell of the stainless steel water pump as claimed in claim 4, wherein the annular rubber gasket (3) is fixedly connected with the water inlet end (1a) in a bonding mode.

6. The stainless steel water pump casing according to claim 1 or 2, characterized in that a handle (4) is fixed on the left end face of the filter barrel (2).