CN214660878U

CN214660878U - Balancing-disk-free sectional type multistage pump suitable for automobile diesel oil

Info

Publication number: CN214660878U
Application number: CN202023001088.9U
Authority: CN
Inventors: 王一飞; 李邦海
Original assignee: YIWU CITY NO 2 PETROCHEMICAL P
Current assignee: YIWU CITY NO 2 PETROCHEMICAL P
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-11-09
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a no balance plate festival segmentation multistage pump suitable for automobile diesel oil, include out the water section, intake the section and install the multiunit middle section between the water section and the section of intaking, the bearing body is all installed with the right side of play water section in the left side of the section of intaking, and the left end of bearing body installs the shaft coupling to the right-hand member of shaft coupling rotates and is connected with the axostylus axostyle, the outside of axostylus axostyle is all fixed to have cup jointed the impeller, go out the water section and all install the installation fastener with the outside front end of the section of intaking. The utility model discloses in, at first, adopt balanced pipe and segmentation connection formula mounting structure, both played the effect that the part reduces oil delivery pressure, it is comparatively convenient also to make the multistage pump install, is convenient for clear up, has so not only improved the result of use of multistage pump, has also improved the convenience that the multistage pump maintained the clearance, secondly, adopts removable formula filtration, has not only improved the life of festival segmentation multistage pump, has also improved the result of use of festival segmentation multistage pump.

Description

Balancing-disk-free sectional type multistage pump suitable for automobile diesel oil

Technical Field

The utility model relates to a festival segmentation multistage pump technical field especially relates to a no balance plate festival segmentation multistage pump suitable for automobile diesel oil.

Background

A pump is a machine that delivers or pressurizes a fluid. It transfers the mechanical energy of the prime mover or other external energy to the liquid, causing the liquid energy to increase. The pump can be divided into a single-stage pump and a multi-stage pump according to the structure; the sectional multistage pump is a general mechanical product, and has the advantages of large flow range, high lift and wide application range, and the main application fields comprise water supply, irrigation, industrial application, cold and hot water circulation, fire fighting, boiler water supply, seawater desalination, water supply of a supercharging device and the like.

However, the current segmental multi-stage pump suitable for automobile diesel still has some problems, firstly, current segmental multi-stage pump, the part sets up comparatively complicatedly, the maintenance of its current partial balance plate has brought the complexity for the multi-stage pump, this kind of condition, the result of use of multi-stage pump has not only been reduced, the convenience of multi-stage pump maintenance clearance has also been reduced, secondly, current segmental multi-stage pump, part in use, the filter mechanism installation is comparatively complicated, especially, application is in the aspect of the automobile oiling, too complicated filter screen, complicated clearance of being not convenient for in the dismantlement installation, this kind of condition, the life of segmental multi-stage pump has not only been reduced, the result of use of segmental multi-stage pump has also been reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the non-balance disc sectional type multi-stage pump is suitable for automobile diesel oil and solves the problem that a traditional sectional type multi-stage pump is complex to maintain and clean.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a there is not sectional type multistage pump of balance plate suitable for automobile diesel, includes the water section, intakes the section and installs the multiunit middle section between the water section and the section of intaking, the bearing body is all installed on the left side of the section of intaking and the right side of the water section, and the left end of bearing body installs the shaft coupling to the right-hand member of shaft coupling rotates and is connected with the axostylus axostyle, the impeller has all been fixed the cover in the outside of axostylus axostyle, the installation fastener is all installed with the outside front end of the section of intaking to the intercommunication has the balance pipe between two sets of installation fasteners.

As a further description of the above technical solution:

the balance pipe is communicated with the water outlet section and the water inlet section through the mounting fastener.

As a further description of the above technical solution:

the inner wall of multiunit the middle section all cup joints the sealing ring, and the inside kneck of the section of intaking and play water section all inlays to establish and installs locking gland.

As a further description of the above technical solution:

the port of the water outlet section is provided with a sliding groove, the inner side of the sliding groove is connected with a filter screen in a sliding manner, and the top of the filter screen is provided with a pull ring.

As a further description of the above technical solution:

the bottom of the bearing body is fixedly connected with support columns, and the bottom of each support column is provided with an installation base.

As a further description of the above technical solution:

two sets of locking nuts are symmetrically installed at two ends of the installation base.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. in the utility model, a balance pipe and sectional connection type mounting structure is adopted, bearing bodies are arranged on the left side of a water inlet section and the right side of a water outlet section, a balance pipe is arranged between two groups of mounting fasteners, a plurality of groups of middle sections are mutually meshed, when the whole pump is mounted at a necessary position, a shaft coupling is connected with a driving device, when the pump is driven, a shaft lever rotates to drive a plurality of groups of impellers to rotate, and diesel oil is transmitted from an inlet of the water inlet section to an outlet of the water outlet section, and the balance pipe is communicated with the water outlet section and the water inlet section through the mounting fasteners, so the diesel oil can carry out pressure self-balancing through the balance pipe by pressure factors of oil pressure simultaneously, the pressure of the oil transportation of the internal impellers is reduced, the comprehensive setting of the structure not only plays the role of partially reducing the oil transportation pressure, but also leads the multi-stage pump to be more convenient to mount and convenient to clean, thereby not only improving the use effect of the multi-stage pump, the convenience of maintenance and cleaning of the multistage pump is also improved.

2. The utility model discloses in, adopt removable formula filtration, there is the spout on the port department lateral wall of play water section, and there is the filter screen spout inboard, and the filter screen can outwards stimulate through the pull ring in the spout inboard, and it is comparatively convenient to install, also is convenient for clear up the change, but impurity in the filter screen filtering part diesel oil, and this kind of setting has not only improved the life of festival segmentation multistage pump, has also improved the result of use of festival segmentation multistage pump.

Drawings

Fig. 1 shows a front view provided in accordance with an embodiment of the present invention;

fig. 2 shows a front cross-sectional view provided in accordance with an embodiment of the present invention;

fig. 3 shows a schematic partial cross-sectional structure diagram provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a coupling; 2. a water inlet section; 3. a water outlet section; 4. a middle section; 5. a bearing body; 6. installing a base; 7. locking the nut; 8. a support pillar; 9. a balance tube; 10. installing a fastener; 11. locking the gland; 12. a chute; 13. a filter screen; 14. an impeller; 15. a shaft lever; 16. a seal ring; 17. and (4) a pull 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a section type multistage pump without a balance disc suitable for automobile diesel comprises a water outlet section 3, a water inlet section 2 and a plurality of groups of middle sections 4 arranged between the water outlet section 3 and the water inlet section 2, wherein the left side of the water inlet section 2 and the right side of the water outlet section 3 are both provided with a bearing body 5, the left end of the bearing body 5 is provided with a coupling 1, the right end of the coupling 1 is rotatably connected with a shaft rod 15, the outer sides of the shaft rod 15 are both fixedly sleeved with impellers 14, the front ends of the outer sides of the water outlet section 3 and the water inlet section 2 are both provided with mounting fasteners 10, a balance pipe 9 is communicated between the two groups of mounting fasteners 10, the balance pipe 9 is communicated with the water outlet section 3 and the water inlet section 2 through the mounting fasteners 10, the inner walls of the plurality of groups of middle sections 4 are both sleeved with seal rings 16, the seal rings 16 mainly play a role in sealing gaps connected between the plurality of groups of middle sections 4, and locking glands 11 are respectively embedded and arranged at the inner connectors of the water inlet section 2 and the water outlet section 3, the locking gland 11 mainly plays a role in locking and stabilizing the water outlet section 3 and the water inlet section 2.

Specifically, as shown in fig. 2 and 3, a sliding groove 12 is formed in a side wall at a port of the water outlet section 3, a filter screen 13 is slidably connected to an inner side of the sliding groove 12, and a pull ring 17 is installed at a top of the filter screen 13.

Specifically, as shown in fig. 1 and 2, the bottoms of the two sets of bearing bodies 5 are fixedly connected with supporting columns 8, the bottoms of the two sets of supporting columns 8 are provided with mounting bases 6, and two sets of locking nuts 7 are symmetrically arranged at two ends of the mounting bases 6.

The working principle is as follows: when the diesel oil self-balancing pump is used, after the whole pump is installed at a necessary position, the coupling 1 is connected with an external driving device, when the driving device drives, the shaft rod 15 rotates to drive the plurality of groups of impellers 14 to rotate, diesel oil is conveyed from an inlet of the water inlet section 2 to an outlet of the water outlet section 3, and the balance pipe 9 is communicated with the water outlet section 3 and the water inlet section 2 through the installation fastener 10, so that the diesel oil can be subjected to pressure self-balancing through the balance pipe 9 by pressure factors of oil pressure, the pressure of oil transportation of the internal impeller 14 is reduced, secondly, in order to replace and clean the filter screen 13 at any time, the filter screen 13 can be pulled outwards in the sliding groove 12 through the pull ring 17, the opening of the water outlet section 3 is taken out, and the reverse operation is carried out during installation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a there is not sectional type multistage pump of balance plate suitable for automobile diesel oil, includes out water section (3), the section of intaking (2) and installs multiunit middle section (4) between play water section (3) and the section of intaking (2), its characterized in that, the bearing body (5) are all installed with the right side of play water section (3) in the left side of the section of intaking (2), and the left end of bearing body (5) installs shaft coupling (1) to the right-hand member of shaft coupling (1) rotates and is connected with axostylus axostyle (15), impeller (14) have all been fixed to cup jointed in the outside of axostylus axostyle (15), go out water section (3) and the outside front end of the section of intaking (2) and all install mounting fastener (10), and the intercommunication has balance pipe (9) between two sets of mounting fastener (10).

2. The multistage pump of claim 1, wherein the balancing pipe (9) connects the water outlet section (3) to the water inlet section (2) via a mounting fastener (10).

3. The sectional type multistage pump without the balance disc suitable for the automobile diesel oil according to claim 1, wherein the inner walls of the multiple groups of the middle sections (4) are sleeved with sealing rings (16), and the inner interfaces of the water inlet section (2) and the water outlet section (3) are respectively provided with a locking gland (11) in an embedded mode.

4. The multistage pump of claim 1, wherein a sliding groove (12) is formed in the side wall of the port of the water outlet section (3), a filter screen (13) is connected to the inner side of the sliding groove (12) in a sliding manner, and a pull ring (17) is installed at the top of the filter screen (13).

5. The multistage pump of claim 1, wherein the bottoms of the two sets of bearing bodies (5) are fixedly connected with supporting columns (8), and the bottoms of the two sets of supporting columns (8) are provided with mounting bases (6).

6. The multistage pump of claim 5, wherein two sets of locking nuts (7) are symmetrically mounted at both ends of the mounting base (6).