CN214618343U

CN214618343U - Centrifugal pump with good water pipe connection sealing effect

Info

Publication number: CN214618343U
Application number: CN202120273091.1U
Authority: CN
Inventors: 滕波
Original assignee: Jiangsu Longqin Machinery Technology Co ltd
Current assignee: Jiangsu Longqin Machinery Technology Co ltd
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-11-05
Anticipated expiration: 2031-02-01

Abstract

The utility model discloses a water piping connection seals effectual centrifugal pump, including the centrifugal pump body, the inner wall of centrifugal pump body is provided with the impeller, and the one end fixedly connected with inlet tube of centrifugal pump body, the first connection pad of outer wall fixedly connected with of inlet tube, and the fixed pipe of the one end fixedly connected with of inlet tube, the connecting pipe is installed to the outer wall of fixed pipe, and the one end fixedly connected with second connection pad of connecting pipe, the sealing washer is installed to the outer wall of first connection pad, and the locating hole has all been seted up to the outer wall of first connection pad and second connection pad. The utility model discloses reached sealed effectual purpose, solved the comparatively single and lower problem of leakproofness of general water piping connection's centrifugal pump structure, prevented to take place the centrifugal action that leaks gas influence device, be convenient for improve the sealed effect of junction, do benefit to extension fixture's life, improved the stability of device, satisfied user's user demand.

Description

Centrifugal pump with good water pipe connection sealing effect

Technical Field

The utility model relates to a centrifugal pump technical field specifically is a water piping connection seals effectual centrifugal pump.

Background

The centrifugal pump is a pump which transfers liquid by the centrifugal force generated when the impeller rotates, the centrifugal pump works by utilizing the rotation of the impeller to enable water to generate centrifugal motion, before the water pump is started, the pump shell and the water suction pipe are filled with water, then the motor is started, the pump shaft drives the impeller and the water to generate high-speed rotation motion, the water generates centrifugal motion, is thrown to the outer edge of the impeller and flows into a water pressure pipeline of the water pump through a flow channel of the volute-shaped pump shell.

The existing common water pipe connection centrifugal pump has the advantages that the water pressure is large due to the fact that the internal centrifugal effect is used in the using process, the loss of the centrifugal pump and the loss of the water pipe inside are easy to accelerate, the sealing effect is good, air leakage and water leakage cannot occur, the centrifugal effect is influenced, the common centrifugal pump and the water pipe connection structure are single, the sealing effect of the joint is not beneficial to improving, the practicability of the device is reduced, the service life of the device is not beneficial to prolonging, and the existing device needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water piping connection seals effectual centrifugal pump to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a centrifugal pump with good water pipe connection sealing effect comprises a centrifugal pump body, wherein an impeller is arranged on the inner wall of the centrifugal pump body, and one end of the centrifugal pump body is fixedly connected with a water inlet pipe, the outer wall of the water inlet pipe is fixedly connected with a first connecting disc, and one end of the water inlet pipe is fixedly connected with a fixed pipe, the outer wall of the fixed pipe is provided with a connecting pipe, and one end of the connecting pipe is fixedly connected with a second connecting disc, the outer wall of the first connecting disc is provided with a sealing ring, and the outer walls of the first connecting disc and the second connecting disc are both provided with positioning holes, the inner walls of the positioning holes are provided with positioning pins, and one end of the positioning pin is provided with a fixing ring, one end of the fixing pipe is provided with a groove, the inner wall of the groove is provided with a sealing ring, the outer wall of the sealing ring is provided with a sealing pipe, and one end of the sealing tube is provided with a rubber connecting ring, and the inner wall of the connecting tube is provided with a fixing ring.

Preferably, one end of the water inlet pipe penetrates through the inner wall of the first connecting disc and extends to one end of the fixed pipe, and the water inlet pipe, the first connecting disc and the fixed pipe are of an integrated structure.

Preferably, the shape and size of the fixed pipe are matched with those of the connecting pipe, the fixed pipe and the connecting pipe are of concentric circle structures, and the connecting pipe is matched and connected with the first connecting disc through the second connecting disc and the sealing ring.

Preferably, the rubber gasket is installed to the outer wall of locating pin, and the one end of locating pin runs through the inner wall of rubber gasket and the inner wall of locating hole respectively and extends to solid fixed ring's inner wall to the outer wall of locating pin, the inner wall of locating hole and solid fixed ring's inner wall all are provided with the screw thread.

Preferably, the sealing ring is matched and connected with the fixing pipe through the groove, the fixing pipe is a convex fixing pipe, and the diameter of the fixing pipe is equal to that of the water inlet pipe.

Preferably, the vertical section of the sealing tube is trapezoidal, and the sealing tube and the sealing ring are of an integrated structure.

Preferably, the fixing ring is matched and connected with the sealing tube through a rubber connecting ring, and the inner diameter of the sealing tube is equal to that of the fixing tube.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a mutually supporting of the fixed pipe that sets up, the connecting pipe, the sealing washer, the recess, the sealing ring, the sealed tube, rubber go-between and retainer plate uses, reached sealed effectual purpose, the comparatively single and lower problem of leakproofness of centrifugal pump structure of having solved general water piping connection, prevent to take place the centrifugal action that leaks gas and influence the device, be convenient for improve the sealed effect of junction, do benefit to the life of extension fixture, the stability of device has been improved, user's user demand has been satisfied.

2. The utility model discloses a fixed pipe and the connecting pipe that set up have reached the reinforced (rfd) effect of being convenient for, are convenient for play the effect of strengthening to water pipe and centrifugal pump hookup location, are convenient for improve device's security and stability, do benefit to and slow down the increase of internal pressure and lead to the impaired scheduling problem of device, have prolonged the life of device and have improved the support nature of device.

3. The utility model discloses a connecting pipe, sealing ring, sealed tube and the rubber go-between that set up have reached the purpose of convenient to detach with the installation, and convenient to use person dismantles and changes the device internals, prevents to use the part wearing and tearing for a long time to influence sealed effect, and the composite mounting of being convenient for is with fixed, has improved the practicality of device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the fixing tube and the connecting tube of the present invention;

FIG. 3 is a schematic view of the top-down structure of the fixed pipe of the present invention;

FIG. 4 is a schematic structural view of the fixing ring of the present invention;

fig. 5 is a schematic structural view of the fixing ring of the present invention.

In the figure: 1. a centrifugal pump body; 2. an impeller; 3. a water inlet pipe; 4. a first splice tray; 5. a fixed tube; 6. a connecting pipe; 7. a second connecting disc; 8. a seal ring; 9. positioning holes; 10. positioning pins; 11. a fixing ring; 12. a rubber gasket; 13. a groove; 14. a seal ring; 15. a sealing tube; 16. a rubber connecting ring; 17. and a fixing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: a centrifugal pump with good water pipe connection sealing effect comprises a centrifugal pump body 1, wherein an impeller 2 is arranged on the inner wall of the centrifugal pump body 1, a water inlet pipe 3 is fixedly connected to one end of the centrifugal pump body 1, a first connecting disc 4 is fixedly connected to the outer wall of the water inlet pipe 3, a fixing pipe 5 is fixedly connected to one end of the water inlet pipe 3, the fixing pipe is convenient to reinforce, the joint is reinforced, a connecting pipe 6 is arranged on the outer wall of the fixing pipe 5, the fixing pipe 5 and the connecting pipe 6 are arranged to achieve the effect of facilitating reinforcement, the connecting position of the water pipe and the centrifugal pump is convenient to reinforce, the safety and the stability of the device are convenient to improve, the problems that the device is damaged due to the fact that internal pressure is increased are favorably relieved, the service life of the device is prolonged, the supporting performance of the device is improved, a second connecting disc 7 is fixedly connected to one end of the connecting pipe 6, and a sealing ring 8 is arranged on the outer wall of the first connecting disc 4, and the outer walls of the first connecting disc 4 and the second connecting disc 7 are both provided with positioning holes 9, the inner wall of the positioning hole 9 is provided with a positioning pin 10 for facilitating installation and positioning, one end of the positioning pin 10 is provided with a fixing ring 11, one end of the fixing tube 5 is provided with a groove 13, the inner wall of the groove 13 is provided with a sealing ring 14 for enhancing the sealing performance of the device, the outer wall of the sealing ring 14 is provided with a sealing tube 15 for facilitating the enhancement of the sealing effect of the connecting position, one end of the sealing tube 15 is provided with a rubber connecting ring 16, the purposes of facilitating disassembly and assembly are achieved through the arranged connecting tube 6, the sealing ring 14, the sealing tube 15 and the rubber connecting ring 16, the disassembly and assembly of the internal parts of the device are facilitated for users, the sealing effect is prevented from being influenced by the abrasion of the parts used for a long time, the combined assembly and the fixation are facilitated, the practicability of the device is improved, the inner wall of the connecting tube 6 is provided with a fixing ring 17, through the fixed tube 5 that sets up, the connecting pipe 6, the sealing washer 8, recess 13, sealing ring 14, sealed tube 15, mutually supporting of rubber go-between 16 and retainer plate 17 is used, sealed effectual purpose has been reached, the comparatively single and lower problem of leakproofness of centrifugal pump structure of having solved general water piping connection, prevent to take place to leak gas and influence the centrifugal action of device, be convenient for improve the sealed effect of junction, do benefit to extension fixture's life, the stability of device is improved, user's user demand has been satisfied.

Further, the shape and size of the fixed pipe 5 and the shape and size of the connecting pipe 6 are matched with each other, the fixed pipe 5 and the connecting pipe 6 are of concentric circle structures, the connecting pipe 6 is connected with the first connecting disc 4 through the second connecting disc 7 and the sealing ring 8 in a matched mode, the reinforcing effect on the connecting position is facilitated, and the supporting performance and the sealing performance of the connecting position are facilitated to be enhanced.

Further, the shape and size of the fixed pipe 5 and the shape and size of the connecting pipe 6 are matched with each other, the fixed pipe 5 and the connecting pipe 6 are of concentric circle structures, and the connecting pipe 6 is connected with the first connecting disc 4 through the second connecting disc 7 and the sealing ring 8 in a matched mode, so that the sealing performance is enhanced, the connection stability is improved, and a certain anti-skidding and anti-loosening effect is achieved.

Further, rubber gasket 12 is installed to the outer wall of locating pin 10, and the one end of locating pin 10 runs through the inner wall of rubber gasket 12 and the inner wall of locating hole 9 respectively and extends to the inner wall of solid fixed ring 11 to the outer wall of locating pin 10, the inner wall of locating hole 9 and the inner wall of solid fixed ring 11 all are provided with the screw thread, and the location connection installation of being convenient for, and the stability of reinforcing installation plays the effect that the abrasionproof is prevented becoming flexible.

Further, sealing ring 14 is connected with fixed pipe 5 through recess 13 is coincide each other, and fixed pipe 5 is the fixed pipe of convex to the diameter of fixed pipe 5 equals with the diameter of inlet tube 3, is convenient for dismantle and the installation, conveniently changes device internals.

Further, the vertical section of the sealing tube 15 is trapezoidal, and the sealing tube 15 and the sealing ring 14 are of an integrated structure, so that the sealing performance of the inner connection part of the device is enhanced.

Further, the fixing ring 17 is matched and connected with the sealing tube 15 through the rubber connecting ring 16, the inner diameter of the sealing tube 15 is equal to that of the fixing tube 5, the internal parts of the device can be conveniently positioned, connected and installed, and the sealing effect of the device can be improved.

The working principle is as follows: when the centrifugal pump is used, the sealing pipe 15 and the sealing ring 14 are fixedly assembled with the fixed pipe 5 through the groove 13, the rubber connecting ring 16 is placed in the connecting pipe 6 and is fixedly contacted with the fixing ring 17, the connecting pipe 6 penetrates through the outer wall of the fixed pipe 5 and is connected and installed with the water inlet pipe 3, meanwhile, the other side of the rubber connecting ring 16 is connected with the sealing pipe 15 in an inosculating mode, the first connecting disc 4 is fixedly installed through the sealing ring 8 and the second connecting disc 7, the positioning pin 10 penetrates through the rubber gasket 12 and the positioning hole 9 and is installed with the fixing ring 11 in a threaded connection mode, when the centrifugal pump is used, water flows into the fixed pipe 5 through the water inlet pipe 3, and then the water flows are conveyed into the connecting pipe 6 through the rubber connecting ring 16, and therefore the centrifugal pump is good in water pipe connection sealing effect.

The details of the present invention are well known to those skilled in the art.

Finally, it is to be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified and replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a water piping connection seals effectual centrifugal pump, includes centrifugal pump body (1), its characterized in that: the impeller (2) is arranged on the inner wall of the centrifugal pump body (1), the water inlet pipe (3) is fixedly connected to one end of the centrifugal pump body (1), the first connecting disc (4) is fixedly connected to the outer wall of the water inlet pipe (3), the fixing pipe (5) is fixedly connected to one end of the water inlet pipe (3), the connecting pipe (6) is installed on the outer wall of the fixing pipe (5), the second connecting disc (7) is fixedly connected to one end of the connecting pipe (6), the sealing ring (8) is installed on the outer wall of the first connecting disc (4), the positioning holes (9) are formed in the outer walls of the first connecting disc (4) and the second connecting disc (7), the positioning pins (10) are installed on the inner walls of the positioning holes (9), the fixing ring (11) is installed at one end of the positioning pins (10), the grooves (13) are formed in one end of the fixing pipe (5), and the sealing rings (14) are installed on the inner walls of the grooves (13), the outer wall of the sealing ring (14) is provided with a sealing pipe (15), one end of the sealing pipe (15) is provided with a rubber connecting ring (16), and the inner wall of the connecting pipe (6) is provided with a fixing ring (17).

2. The centrifugal pump with good water pipe connection sealing effect as claimed in claim 1, wherein: the one end of inlet tube (3) runs through the inner wall of first flange (4) and extends to the one end of fixed pipe (5), and inlet tube (3), first flange (4) and fixed pipe (5) structure as an organic whole.

3. The centrifugal pump with good water pipe connection sealing effect as claimed in claim 1, wherein: the shape and size of the fixed pipe (5) and the shape and size of the connecting pipe (6) are matched with each other, the fixed pipe (5) and the connecting pipe (6) are of concentric circle structures, and the connecting pipe (6) is connected with the first connecting disc (4) in an inosculating mode through the second connecting disc (7) and the sealing ring (8).

4. The centrifugal pump with good water pipe connection sealing effect as claimed in claim 1, wherein: rubber gasket (12) are installed to the outer wall of locating pin (10), and the one end of locating pin (10) runs through the inner wall of rubber gasket (12) and the inner wall of locating hole (9) respectively and extends to the inner wall of solid fixed ring (11) to the outer wall of locating pin (10), the inner wall of locating hole (9) and the inner wall of solid fixed ring (11) all are provided with the screw thread.

5. The centrifugal pump with good water pipe connection sealing effect as claimed in claim 1, wherein: the sealing ring (14) is matched and connected with the fixing pipe (5) through the groove (13), the fixing pipe (5) is a convex fixing pipe, and the diameter of the fixing pipe (5) is equal to that of the water inlet pipe (3).

6. The centrifugal pump with good water pipe connection sealing effect as claimed in claim 1, wherein: the vertical section of the sealing pipe (15) is trapezoidal, and the sealing pipe (15) and the sealing ring (14) are of an integrated structure.

7. The centrifugal pump with good water pipe connection sealing effect as claimed in claim 1, wherein: the fixing ring (17) is matched and connected with the sealing tube (15) through a rubber connecting ring (16), and the inner diameter of the sealing tube (15) is equal to that of the fixing tube (5).