WO2021114316A1

WO2021114316A1 - Pump port connection pipe adjustment device

Info

Publication number: WO2021114316A1
Application number: PCT/CN2019/125559
Authority: WO
Inventors: 黄刘祥
Original assignee: 黄刘祥
Priority date: 2019-12-12
Filing date: 2019-12-16
Publication date: 2021-06-17

Abstract

A pump port connection pipe adjustment device, comprising a connection pipe set (1), a selection device and a limiting device, wherein the connection pipe set (1) is composed of connection pipes of different specifications; the selection device comprises a rotating disc (2), first wheel teeth (3) and a sealing bearing (4), the rotating disc (2) being of a hollow disc shape, the connection pipe set (1) being fixedly connected to the front surface of the rotating disc (2), and the connection pipe set (1) being in communication with the interior of the rotating disc (2); a valve (5) is fixedly connected to a surface of the connection pipe set, and a flange (6) is fixedly connected to a surface of the tail end of the connection pipe set; and the limiting device comprises a limiting recess (7), a limiting block (8) and second wheel teeth (9). In the pump port connection pipe adjustment device, the connection pipe set (1), which is composed of the connection pipes of various specifications, is fixed at the surface of the rotating disc (2), two ends of a connection pipe (12) are respectively rotationally connected to the rotating disc (2), two connection pipe sets (1) on the surfaces of two rotating discs (2) are respectively connected to a pump port and an external pipeline, which have matching specifications, and the rotating discs (2) are fixed by means of the meshing of the first wheel teeth (3) and the second wheel teeth (9) such that the displacement of the pipeline can be coordinated with within a certain range while pump ports and external pipelines of various specifications are connected.

Description

A pump port connection adjusting device

Technical field

The invention relates to the technical field of mechanical manufacturing, and more specifically, it relates to a pump port nozzle adjustment device.

Background technique

A pump is a machine that transports fluid or pressurizes fluid. It transfers the mechanical energy of the prime mover or other external energy to the liquid to increase the energy of the liquid. The pump is mainly used to transport water, oil, acid-base liquid, emulsion, suspension emulsion and Liquid metal and other liquids can also transport liquids, gas mixtures and liquids containing suspended solids. Pumps are usually divided into three types: positive displacement pumps, power pumps and other types of pumps according to their working principles;

Large-sized pumps are often used in industrial production, but the diameter of the pump port and the diameter of the external pipe are often not unified. Forcibly changing the diameter of the pump port or the external pipe diameter is not only time-consuming and labor-intensive, but also irreparable to the machine itself. Damage,

Summary of the invention

In view of the shortcomings of the prior art, the purpose of the present invention is to provide a pump port connection adjusting device, which has the characteristics of connecting pump ports of various specifications and external pipelines while cooperating with the displacement of the pipeline within a certain range.

In order to achieve the above objective, the present invention provides the following technical solutions:

A pump port nozzle adjustment device includes a nozzle group, a selection device and a limit device. The nozzle group is composed of nozzles with different specifications. The selection device includes a rotating disk, a first gear tooth and a sealed bearing. The rotating disk is in the shape of a hollow disc. The front of the rotating disc is fixedly connected with a connecting group, the connecting group is connected to the inside of the rotating disc, the surface of the connecting group is fixedly connected with a valve, and the end surface of the connecting group is fixedly connected with a flange. The limit device includes a limit slot, a limit block and a Two gear teeth.

Further, the front of the flange is provided with a mounting hole penetrating the flange, the outer side wall of the rotating disk is provided with first gear teeth, and the back of the rotating disk is fixedly connected with a rotating tube.

Through the above technical solution, the flange and the installation hole are used to connect the pump port or the external pipeline, thereby making the connection more stable.

Further, the rotating tube is connected to the inside of the rotating disk, the surface of the rotating tube is fixedly connected with a sealed bearing, and the outer ring of the sealed bearing is fixedly connected with the inner side wall of the connecting tube.

Through the above technical solution, the inner and outer rings of the sealed bearing are used to respectively connect the rotating tube and the connecting tube, so that the rotating disk is fixed while the rotating disk is fixed.

Further, both ends of the connecting pipe are rotatably connected with a rotating disk, the lower surface of the connecting pipe is fixedly connected with a supporting leg, the lower surface of the supporting leg is fixedly connected with a base, and the upper surface of the base is in an I-shape.

Through the above technical solution, the connecting pipe is lifted up by the base and the supporting legs, thereby facilitating the rotation of the rotating disk.

Further, both ends of the base are provided with a limit slot, the inner side wall of the limit slot is provided with threaded holes, the upper surface of the base is fixedly connected with anti-skid blocks, the anti-skid blocks are located on both sides of the limit slot, and the back of the anti-skid block is connected to the rotating disk The front sliding connection.

Through the above technical solution, the sliding connection of the anti-skid block and the rotating disk is used to increase the friction and prevent the rotating disk from rotating too fast.

Further, the top of the limit block fits with the lower end of the rotating disk, the upper surface of the limit block is fixedly connected with a second gear tooth, the second gear tooth meshes with the first gear tooth, and the lower end of the limit block is connected to the limit groove The inner wall fits.

Through the above technical solution, the second gear teeth on the surface of the limit block are used for meshing with the second gear teeth, so as to fix the rotating disk.

Further, a bolt is slidingly inserted into the front of the limit block, and the bolt is threadedly connected with the threaded hole, and the lower end of the limit block is slidingly connected with the inner wall of the limit groove.

Through the above technical solution, the bolt is used to control the displacement of the limit block, thereby controlling the rotation of the rotating disk.

In summary, the present invention has the following beneficial effects:

1. Fix the connecting pipe group composed of multiple specification pipes by setting the surface of the rotating disk, and use the two ends of the connecting pipe to rotate and connect the rotating plate, so that the two connecting pipe groups on the surface of the two rotating disks are respectively connected to the pumps of the specifications. The rotating disc is fixed by the meshing of the first gear teeth and the second gear teeth, so that it can connect the pump ports of various specifications and the external pipes while matching the displacement of the pipes within a certain range.

Description of the drawings

Figure 1 is a schematic diagram of the structure of the present invention;

Figure 2 is a schematic diagram of the back structure of the rotating disk of the present invention;

Figure 3 is a schematic diagram of the structure of the limiting block of the present invention.

In the picture: 1. Takeover group; 2. Rotary plate; 3. First gear; 4. Seal bearing; 5. Valve; 6. Flange; 7. Limit groove; 8. Limit block; 9. Second Gear tooth; 10. Mounting hole; 11. Rotating tube; 12. Connecting tube; 13. Support leg; 14. Base; 15. Threaded hole; 16. Anti-skid block; 17. Bolt.

Detailed ways

Examples:

Hereinafter, the present invention will be further described in detail with reference to FIGS. 1-3.

A pump port nozzle adjustment device, as shown in Figure 1-3, includes a nozzle group 1, a selection device and a limit device. The nozzle group 1 is composed of nozzles with different specifications. The selection device includes a rotating disc 2, a first gear 3 And the sealed bearing 4, the rotating disc 2 is in the shape of a hollow disc, the front of the rotating disc 2 is fixedly connected with the connecting pipe group 1, and the connecting pipe group 1 is connected to the inside of the rotating disc 2, and the surface of the connecting pipe group 1 is fixedly connected with the valve 5 and the connecting pipe group 1. A flange 6 is fixedly connected to the end surface, and the limit device includes a limit groove 7, a limit block 8 and a second gear 9;

As shown in Figures 1-3, the front of the flange 6 is provided with a mounting hole 10 penetrating the flange 6, the outer side wall of the rotating disk 2 is provided with first gear teeth 3, and the back of the rotating disk 2 is fixedly connected with a rotating tube 11, The rotating tube 11 communicates with the inside of the rotating disk 2, and the surface of the rotating tube 11 is fixedly connected with a sealed bearing 4, the outer ring of the sealed bearing 4 is fixedly connected with the inner side wall of the connecting tube 12, and both ends of the connecting tube 12 are rotatably connected with the rotating disk 2 , The lower surface of the connecting pipe 12 is fixedly connected with a supporting leg 13, the lower surface of the supporting leg 13 is fixedly connected with a base 14, and the upper surface of the base 14 is in an I-shape;

As shown in Figures 1-3, both ends of the base 14 are provided with limit grooves 7, and the inner wall of the limit groove 7 is provided with threaded holes 15, and the upper surface of the base 14 is fixedly connected with a non-slip block 16, which is located in the limit. On both sides of the groove 7, the back of the anti-skid block 16 is slidably connected with the front of the rotating disk 2, the top of the limiting block 8 is fitted with the lower end of the rotating disk 2, and the upper surface of the limiting block 8 is fixedly connected with the second gear 9 , The second gear 9 meshes with the first gear 3, the lower end of the limit block 8 fits with the inner wall of the limit groove 7, and the front of the limit block 8 is slidingly inserted with a bolt 17, which is threaded with the threaded hole 15 Connected, the lower end of the limit block 8 is slidingly connected with the inner wall of the limit slot 7.

By setting the surface of the rotating disk 2 to fix the connecting pipe set 1 composed of multiple specifications of nozzles, the two ends of the connecting pipe 12 are rotatably connected with the rotating disk 2, so that the two connecting pipe groups 1 on the surfaces of the two rotating disks 2 are connected to the specifications respectively. Suitable pump ports and external pipelines, and the first gear 3 and the second gear 9 mesh to make the rotating disc 2 fixed, so that it can connect multiple specifications of pump ports and external pipelines while being able to fit the pipeline within a certain range Displacement characteristics

working principle:

Place the rotary disc 2 on the side of the connecting pipe 12 close to the pump port, rotate the rotary disc 2 to an appropriate position, fix the pump port and the adapter pipe in the connection group 1 through the flange 6, and open the connected valve 5. Tighten the bolt 17 to move the limit block 8. The current rotating disc 2 is fixed by the meshing of the first gear 3 and the second gear 9, and the rotating disc 2 on the other side of the connecting pipe 12 and the connecting pipe group 1 pass the same The way is connected with the external pipeline and the rotating disc 2 is fixed by the stop block 8.

This specific embodiment is only an explanation of the present invention, and is not a limitation of the present invention. After reading this specification, those skilled in the art can make modifications to this embodiment without creative contribution as needed, but as long as the rights of the present invention The scope of the requirements is protected by the patent law.

Claims

A pump port nozzle adjustment device, comprising a nozzle group (1), a selection device, and a limit device, characterized in that: the nozzle group (1) is composed of nozzles with different specifications, and the selection device includes a rotating disk (2) , The first gear teeth (3) and the sealed bearing (4), the rotating disk (2) is in the shape of a hollow disc, and the front surface of the rotating disk (2) is fixedly connected with a connecting set (1), the connecting set (1) Connecting to the inside of the rotating disc (2), the surface of the connecting pipe group (1) is fixedly connected with a valve (5), and the end surface of the connecting pipe group (1) is fixedly connected with a flange (6), and the limit The positioning device includes a limiting slot (7), a limiting block (8) and a second gear tooth (9).
The pump port connection adjustment device according to claim 1, characterized in that: the front of the flange (6) is provided with a mounting hole (10) penetrating the flange (6), and the outer side of the rotating disc (2) The wall is provided with first gear teeth (3), and the back of the rotating disk (2) is fixedly connected with a rotating tube (11).
The pump port connection adjusting device according to claim 2, characterized in that: the rotating tube (11) is connected to the inside of the rotating disk (2), and the surface of the rotating tube (11) is fixedly connected with a sealed bearing (4), The outer ring of the sealed bearing (4) is fixedly connected with the inner side wall of the connecting pipe (12).
The pump nozzle adjusting device according to claim 3, characterized in that: both ends of the connecting pipe (12) are rotatably connected with a rotating disk (2), and the lower surface of the connecting pipe (12) is fixedly connected with The supporting leg (13) is fixedly connected with a base (14) on the lower surface of the supporting leg (13), and the upper surface of the base (14) is in an I-shape.
The pump port nozzle adjustment device according to claim 4, characterized in that: both ends of the base (14) are provided with a limiting groove (7), and the inner side wall of the limiting groove (7) is provided with a threaded hole ( 15), the upper surface of the base (14) is fixedly connected with anti-skid blocks (16), the anti-skid blocks (16) are located on both sides of the limiting groove (7), and the back of the anti-skid block (16) is connected to the rotating The front side of the disc (2) is slidingly connected.
The pump port takeover adjusting device according to claim 1, characterized in that: the top of the limiting block (8) fits with the lower end of the rotating disk (2), and the upper surface of the limiting block (8) is fixed A second gear tooth (9) is connected, the second gear tooth 9 is meshed with the first gear tooth 3, and the lower end of the limiting block (8) is matched with the inner wall of the limiting groove (7).
The pump port connection adjusting device according to claim 6, characterized in that: the front face of the limiting block (8) is slidingly inserted with a bolt (17), and the bolt (17) is threadedly connected with the threaded hole (15) , The lower end of the limiting block (8) is slidingly connected with the inner wall of the limiting groove (7).