CN215762228U

CN215762228U - High-temperature three-screw pump

Info

Publication number: CN215762228U
Application number: CN202122148635.4U
Authority: CN
Inventors: 汪胜男; 张立华
Original assignee: Huangshan Tieren Pump Co ltd
Current assignee: Huangshan Tieren Pump Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-02-08
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses a high-temperature three-screw pump, which comprises a pump body, wherein the surface of the pump body is movably connected with an external rotating ring through a sliding assembly, the sliding assembly comprises a sliding ring and a sliding groove, the surface of the external rotating ring is fixedly provided with a pump pipe orifice, the surface of the pump pipe orifice is fixedly provided with an internal rotating ring, the surface of the pump body is provided with a connecting groove, the internal rotating ring and the connecting groove are matched for use, the inner wall of the pump body is fixedly provided with a fixing ring, the fixing ring and the internal rotating ring are movably connected through an embedding assembly, the embedding assembly comprises an embedding groove and an embedding ring, the internal rotating ring is movably connected with a follow-up ring through a surrounding assembly, and the surrounding assembly comprises a surrounding ring and a surrounding groove; the three-screw pump has the advantages that the pipe orifice can rotate, the orientation of the pipe orifice of the pump can be adjusted conveniently according to the installation requirement, and the sealing performance is good.

Description

High-temperature three-screw pump

Technical Field

The utility model belongs to the field of three-screw pumps, and particularly relates to a high-temperature three-screw pump.

Background

The three-screw pump is formed by a pump body and screws, when a driving screw rotates, the driving screw drives a driven screw meshed with the driving screw to rotate together, the volume of a screw meshing space at one end of a suction cavity is gradually increased, the pressure is reduced, liquid enters the volume of the meshing space under the action of pressure difference, when the volume is increased to the maximum to form a sealed cavity, the liquid continuously moves in the axial direction in the sealed cavities one by one until one end of a discharge cavity, at the moment, the volume of the screw meshing space at one end of the discharge cavity is gradually reduced to discharge the liquid, the flow and pressure pulse of the three-screw pump are small, the noise and the vibration are small, the three-screw pump has self-suction capacity, but the processing of the screws is difficult.

The position of a pump pipe orifice on the existing three-screw pump is inconvenient to fix, the pump pipe orifice must be connected at a designated position during installation, the condition of inconvenient connection is easily caused, and secondly, a pump body needs to have good sealing performance during operation to prevent material leakage, so that the high-temperature three-screw pump is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-temperature three-screw pump to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-temperature three-screw pump comprises a pump body, the surface of the pump body is movably connected with an external rotating ring through a sliding component, the sliding component comprises a sliding ring and a sliding groove, the surface of the external rotating ring is fixedly provided with a pump pipe orifice, the surface of the pump pipe orifice is fixedly provided with a built-in rotating ring, the surface of the pump body is provided with a connecting groove, the built-in rotating ring is matched with the connecting groove for use, the inner wall of the pump body is fixedly provided with a fixing ring, the fixed ring is movably connected with the built-in rotating ring through an embedding component, the embedding component comprises an embedding groove and an embedding ring, the built-in rotating ring is movably connected with a follow-up ring through a surrounding assembly, the surrounding assembly comprises a surrounding ring and a surrounding groove, the surface of the follow-up ring is fixedly provided with a first sealing ring, and the surface of the fixing ring is fixedly provided with a second sealing ring.

Preferably, the sliding ring is fixed on the surface of the pump body in a welding manner, the sliding groove is located on the surface of the external rotating ring, and the sliding ring and the sliding groove are matched for use.

Preferably, the external rotating ring and the pump pipe orifice are welded and fixed, the pump pipe orifice and the internal rotating ring are welded and fixed, and the pump body is communicated with the pump pipe orifice.

Preferably, be welded fastening between the pump body and the solid fixed ring, the surface welded fastening of the pump body has the supporting seat.

Preferably, the mosaic ring is welded and fixed on the surface of the fixed ring, the mosaic groove is positioned on the surface of the built-in rotating ring, and the mosaic groove and the mosaic ring are matched for use.

Preferably, the surrounding ring is welded and fixed on the surface of the follow-up ring, the surrounding groove is arranged on the surface of the built-in rotating ring, and the surrounding ring and the surrounding groove are matched for use.

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

1. through external rotatory ring and built-in rotatory ring, external rotatory ring can be at the surface rotation of pump pipe mouth with built-in rotatory ring, and the pump pipe mouth can follow the rotation, conveniently adjusts pump pipe mouth open-ended orientation, is favorable to making things convenient for pump pipe mouth and other structural connections as required.

2. Through solid fixed ring, follow-up ring, first sealing washer and second sealing washer, through increasing solid fixed ring and follow-up ring, and do not influence the rotation of external rotatory ring, built-in rotatory ring to add first sealing washer and second sealing washer in the junction, be favorable to improving the leakproofness of the pump body.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

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

FIG. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;

in the figure: 1. a pump body; 2. an external rotating ring; 3. a pump nozzle; 4. a slip ring; 5. a sliding groove; 6. a rotating ring is arranged inside; 7. connecting grooves; 8. embedding a groove; 9. an inlay ring; 10. a fixing ring; 11. a follower ring; 12. a surrounding ring; 13. a surrounding groove; 14. a first seal ring; 15. a second seal ring; 16. and (4) supporting the base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element 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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high temperature three-screw pump, including the pump body 1, the surface of the pump body 1 has external rotatory ring 2 through slip subassembly swing joint, the slip subassembly includes slip ring 4 and sliding tray 5, external rotatory ring 2's fixed surface installs the pump mouth of pipe 3, the fixed surface of pump mouth of pipe 3 installs built-in rotatory ring 6, spread groove 7 has been seted up on the surface of the pump body 1, cooperate the use between built-in rotatory ring 6 and the spread groove 7, the inner wall fixed mounting of the pump body 1 has solid fixed ring 10, through inlaying subassembly swing joint between solid fixed ring 10 and the built-in rotatory ring 6, it includes inlays groove 8 and inlays ring 9 to inlay the subassembly, built-in rotatory ring 6 has follow-up ring 11 through encircleing subassembly swing joint, encircle the subassembly and include around ring 12 and encircle groove 13, the fixed surface of follow-up ring 11 installs first sealing washer 14, the fixed surface of solid fixed ring 10 installs second sealing washer 15.

Further, the sliding ring 4 is fixed on the surface of the pump body 1 in a welding manner, the sliding groove 5 is located on the surface of the external rotating ring 2, the sliding ring 4 and the sliding groove 5 are matched for use, the external rotating ring 2 and the pump pipe orifice 3 are fixed in a welding manner, the pump pipe orifice 3 and the internal rotating ring 6 are fixed in a welding manner, and the pump body 1 and the pump pipe orifice 3 are communicated with each other.

Furthermore, for welded fastening between the pump body 1 and the fixed ring 10, the surface welded fastening of the pump body 1 has a supporting seat 16, the inlay ring 9 is welded fastening on the surface of the fixed ring 10, the inlay groove 8 is located on the surface of the built-in rotating ring 6, the inlay groove 8 is matched with the inlay ring 9 for use, the surround ring 12 is welded fastening on the surface of the follow-up ring 11, the surround groove 13 is located on the surface of the built-in rotating ring 6, and the surround ring 12 is matched with the surround groove 13 for use.

The working principle and the using process of the utility model are as follows: when the high-temperature three-screw pump is used, as required, the pump pipe orifice 3 can be broken off, the opening orientation of the pump pipe orifice 3 is adjusted, connection is convenient, when the pump pipe orifice 3 is broken off, the external rotary ring 2 follows the pump pipe orifice 3 to rotate along the track of the sliding groove 5 through the sliding ring 4, the internal rotary ring 6 follows the pump pipe orifice 3 to rotate along the track of the connecting groove 7, the internal rotary ring 6 can move along the track of the embedding groove 8 in the rotating process, the surrounding ring 12 moves along the track of the surrounding groove 13, the following ring 11 can move or not move, the first sealing ring 14 and the second sealing ring 15 can respectively seal the joint of the following ring 11 and the internal rotary ring 6 and the joint of the internal rotary ring 6 and the fixed ring 10 when the pump body 1 works.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high temperature three-screw pump, includes pump body (1), its characterized in that: the utility model discloses a pump, including the pump body (1), the surface of the pump body has external rotatory ring (2) through slip subassembly swing joint, the fixed surface of external rotatory ring (2) installs the pump mouth of pipe (3), the fixed surface of pump mouth of pipe (3) installs built-in rotatory ring (6), spread groove (7) have been seted up on the surface of the pump body (1), cooperation use between built-in rotatory ring (6) and spread groove (7), the inner wall fixed mounting of the pump body (1) has solid fixed ring (10), through inlaying subassembly swing joint between solid fixed ring (10) and built-in rotatory ring (6), built-in rotatory ring (6) have trailing ring (11) through encircleing subassembly swing joint, the fixed surface of trailing ring (11) installs first sealing washer (14), the fixed surface of solid fixed ring (10) installs second sealing washer (15).

2. A high temperature three-screw pump according to claim 1, wherein: the sliding assembly comprises a sliding ring (4) and a sliding groove (5), the sliding ring (4) is fixedly welded on the surface of the pump body (1), the sliding groove (5) is located on the surface of the external rotating ring (2), and the sliding ring (4) and the sliding groove (5) are matched for use.

3. A high temperature three-screw pump according to claim 1, wherein: the pump is characterized in that the external rotating ring (2) and the pump pipe orifice (3) are welded and fixed, the pump pipe orifice (3) and the internal rotating ring (6) are welded and fixed, and the pump body (1) is communicated with the pump pipe orifice (3).

4. A high temperature three-screw pump according to claim 1, wherein: the pump body (1) and the fixing ring (10) are fixed by welding.

5. A high temperature three-screw pump according to claim 1, wherein: and a support seat (16) is welded and fixed on the surface of the pump body (1).

6. A high temperature three-screw pump according to claim 1, wherein: inlay the subassembly including inlaying groove (8) and inlaying ring (9), inlay ring (9) welded fastening in the surface of solid fixed ring (10), inlay groove (8) and be located the surface of built-in rotatory ring (6), inlay groove (8) and inlay and cooperate the use between ring (9).

7. A high temperature three-screw pump according to claim 1, wherein: the surrounding assembly comprises a surrounding ring (12) and a surrounding groove (13), the surrounding ring (12) is welded and fixed on the surface of the follow-up ring (11), the surrounding groove (13) is located on the surface of the built-in rotating ring (6), and the surrounding ring (12) and the surrounding groove (13) are matched for use.