CN213392872U

CN213392872U - Self priming pump sealing connection structure

Info

Publication number: CN213392872U
Application number: CN202022090869.3U
Authority: CN
Inventors: 王春营
Original assignee: Shenyang Best Pump Manufacturing Co ltd
Current assignee: Shenyang Best Pump Manufacturing Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-06-08
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a self-priming pump sealing connection structure, which comprises a first connecting ring, the inner wall of the first connecting ring is fixedly connected with the outer side wall of a self-priming pump port, the upper surface of the first connecting ring is attached with a second connecting ring, the upper surface of the second connecting ring is fixedly provided with a connecting flange, the upper surface of the second connecting ring is provided with a first groove, the lower surface of the second connecting ring is provided with a second groove, the inner part of the second groove is mutually communicated with the first groove, the inner wall of the second groove is attached with a connecting rod, the lower end of the side wall of the connecting rod is provided with a screw thread, the upper surface of the first connecting ring is provided with a screw hole, the inner wall of the screw hole is connected with a screw thread side wall, the upper end of the side wall of the connecting rod is provided with a fixing hole, the spring is fixedly arranged on, the purpose of making the sealing connection easy to perform.

Description

Self priming pump sealing connection structure

Technical Field

The utility model belongs to the technical field of the proper motion pump accessory, specifically speaking relates to a self priming pump sealing connection structure.

Background

The self-priming pump belongs to a self-priming centrifugal pump, has the advantages of compact structure, convenient operation, stable operation, easy maintenance, high efficiency and long service life, the self-priming pump has the advantages of strong self-priming capability and the like, the pipeline does not need to be provided with a bottom valve, only quantitative liquid priming is required to be stored in the pump body before work, different liquids can be self-priming pumps made of different materials, the prior self-priming pump mostly adopts a port side wall fixed installation ring body, then the pipe is fixedly assembled with an external method by matching the punched inserting bolts to realize the fixed connection and sealing with an external pipeline, the design is simple and convenient to operate and easy to process, but external tools are needed for fixing and releasing the bolts, and the connecting ring is positioned on the side wall of the port, so that an external tool such as a wrench is difficult to rotate, which causes great inconvenience for workers to screw bolts, and a self-priming pump sealing connecting structure is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides a self priming pump sealing connection structure, for solving above-mentioned technical problem, the utility model discloses a technical scheme's basic design is:

the utility model provides a self priming pump sealing connection structure, includes first connecting ring, its characterized in that: first connecting ring inner wall fixed connection is from inhaling pump port lateral wall, the laminating second go-between of first connecting ring upper surface, fixed surface installation flange on the second go-between, first recess is seted up to second go-between upper surface, the second recess is seted up to second go-between lower surface, the inside and first recess intercommunication each other of second recess, the laminating connecting rod of second recess inner wall, connecting rod lateral wall lower extreme is equipped with the screw thread, the screw hole is seted up to first connecting ring upper surface, threaded hole inner wall spiro union screw thread lateral wall, the fixed orifices is seted up to connecting rod lateral wall upper end, fixed orifices inner wall fixed mounting spring, spring outer end lateral wall fixed mounting cardboard, the first recess inner wall of cardboard lateral wall laminating.

Furthermore, a first round angle is formed at the lower end of the inner wall of the second groove, and a second round angle is formed at the upper end of the outer side wall of the clamping plate.

Furthermore, a screwing block is fixedly installed on the lower surface of the connecting rod, and a friction groove is formed in the side wall of the screwing block.

Further, the supporting tube is fixedly installed on the inner wall of the fixing hole, the outer end of the inner wall of the supporting tube is attached to the supporting rod, and the side wall of the outer end of the supporting rod is fixedly connected with the inner wall of the clamping plate.

After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has.

The utility model discloses a first go-between, the second go-between, connecting rod and cardboard structure, through grafting and the spiro union of first go-between and second go-between to the connecting rod, it is fixed to dock, through the drive of spring to the cardboard, make the cardboard joint inside first recess, accomplish the fixed connection to first go-between and second go-between, rotation through twisting the piece makes the rotation that the people hand can conveniently operate the connecting rod, it can rotate fixedly to have realized self structure through this device, need not external tool auxiliary operation, easy operation reduces the interference of self priming pump port structure to the connection operation, make the purpose that sealing connection easily goes on.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a second connection ring of the present invention after being partially cut and connected;

fig. 3 is a schematic structural view of a first connecting ring of the present invention;

FIG. 4 is a schematic view of the connecting rod and the connecting structure thereof;

fig. 5 is a schematic view of the clamping plate and the connecting structure thereof.

In the figure: 1-a first connecting ring; 101-a threaded hole; 2-a self-priming pump; 3-a second connecting ring; 301-a first groove; 302-a second groove; 303-first rounded corner; 4-a connecting flange; 5-a connecting rod; 501-thread; 502-a fixation hole; 6-a spring; 7-clamping plate; 701-second rounded corner; 8-screwing blocks; 801-friction groove; 9-supporting tube; 10-support bar.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

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

As shown in fig. 1 to 5, the self-priming pump sealing connection structure of the present embodiment includes a first connection ring 1, an inner wall of the first connection ring 1 is fixedly connected to an outer sidewall of a port of a self-priming pump 2, a second connection ring 3 is attached to an upper surface of the first connection ring 1, a connection flange 4 is fixedly mounted on an upper surface of the second connection ring 3, a first groove 301 is formed on an upper surface of the second connection ring 3, a second groove 302 is formed on a lower surface of the second connection ring 3, an interior of the second groove 302 is communicated with the first groove 301, a connection rod 5 is attached to an inner wall of the second groove 302, a thread 501 is formed at a lower end of a sidewall of the connection rod 5, a threaded hole 101 is formed on an upper surface of the first connection ring 1, a sidewall of the threaded hole 101 is screwed with the thread 501, a fixing hole 502 is formed at an upper end of a sidewall of the connection rod 5, inside pump port lateral wall laminating second go-between, improve the leakproofness in first go-between and second go-between gap, first recess and second recess are cylindrical recess, and the longitudinal axis coincidence, first recess, second recess and screw hole longitudinal position correspond, the screw thread of connecting rod is the evagination screw thread, behind the lateral wall of cardboard laminating connecting rod, the internal diameter of cardboard lateral wall screw thread is more close to the connecting rod lateral wall, the cardboard lateral wall adopts the technique of polishing smooth processing, and the cardboard is vertical arc structure, the first recess inner wall lower extreme of cardboard lower surface laminating during for, cooperation through screw thread and screw hole can realize to the connecting rod reversal, reduce the sealed influence that the length machining error of connecting rod and cardboard caused, the spring adopts the light elastic spring, make things convenient for the staff to press.

First fillet 303 is seted up to second recess 302 inner wall lower extreme, and second fillet 701 is seted up to 7 lateral walls upper ends of cardboard, and first fillet and second fillet are ninety degrees fillets, and the contact direction through first fillet and second fillet slides for the cardboard is more smooth when getting into threaded hole inside, reduces the structure of cardboard upper surface and first connecting ring lower surface and interferes.

The connecting rod 5 lower surface fixed mounting is twisted piece 8, twists 8 lateral walls of piece and sets up friction groove 801, adds and establishes and twist the piece and set up the friction groove at the lateral wall, makes things convenient for the staff to rotate the connecting rod.

Fixed orifices 502 inner wall fixed mounting stay tube 9, and the laminating bracing piece 10 of 9 inner wall outer ends of stay tube, bracing piece 10 outer end lateral wall fixed connection cardboard 7 inner wall support through the cooperation slip of bracing piece and stay tube for the spring is when compressing repeatedly and extending, and the removal of cardboard can not appear squinting from top to bottom when reducing to buckle.

The working principle is as follows: when the device docks, cardboard 7 is to 5 compression spring 6 of connecting rod, 5 lateral walls of 7 inner wall laminating connecting rod of cardboard, through screw hole 501, screw 501 spiro union screw hole 101, make cardboard 5 upwards remove through screw hole 501, the cooperation through first fillet 303 and second fillet 701 slides, make cardboard 7 once more to 5 compression spring of connecting rod, 7 lateral wall laminating second recess 302 inner walls of cardboard pass through, cardboard 7 is when being located first recess 301 inner wall, spring 6 resets and drives the first recess 301 inner wall of 7 joints of cardboard, reverse connecting rod 5, make the first recess 301 inner wall lower extreme of 7 lower surface laminating of cardboard form fixedly, the 1 upper surface of the first connecting ring of 3 lower surface laminating of second connecting ring this moment, and the 3 inner walls of second connecting ring laminating 2 port lateral walls of pump, accomplish the self priming connection and fix.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.

Claims

1. The utility model provides a self priming pump sealing connection structure, includes first connecting ring (1), its characterized in that: the self-priming pump is characterized in that the inner wall of the first connecting ring (1) is fixedly connected with the outer side wall of a port of the self-priming pump (2), the upper surface of the first connecting ring (1) is attached to the second connecting ring (3), the upper surface of the second connecting ring (3) is fixedly provided with a connecting flange (4), the upper surface of the second connecting ring (3) is provided with a first groove (301), the lower surface of the second connecting ring (3) is provided with a second groove (302), the inside of the second groove (302) is communicated with the first groove (301), the inner wall of the second groove (302) is attached to the connecting rod (5), the lower end of the side wall of the connecting rod (5) is provided with a thread (501), the upper surface of the first connecting ring (1) is provided with a threaded hole (101), the inner wall of the threaded hole (101) is in threaded connection with the side wall of the thread (501), the upper end of the side, the clamping plate (7) is fixedly installed on the outer end side wall of the spring (6), and the outer side wall of the clamping plate (7) is attached to the inner wall of the first groove (301).

2. The self-primer pump seal connection structure of claim 1, wherein: the lower end of the inner wall of the second groove (302) is provided with a first round angle (303), and the upper end of the outer side wall of the clamping plate (7) is provided with a second round angle (701).

3. The self-primer pump seal connection structure of claim 1, wherein: the lower surface of the connecting rod (5) is fixedly provided with a screwing block (8), and the side wall of the screwing block (8) is provided with a friction groove (801).

4. The self-primer pump seal connection structure of claim 1, wherein: the supporting tube (9) is fixedly arranged on the inner wall of the fixing hole (502), the outer end of the inner wall of the supporting tube (9) is attached to the supporting rod (10), and the outer end of the supporting rod (10) is fixedly connected with the inner wall of the clamping plate (7).