CN212376962U

CN212376962U - Impeller spacer sleeve of process pump for petrochemical industry

Info

Publication number: CN212376962U
Application number: CN202020932710.9U
Authority: CN
Inventors: 张云峰
Original assignee: Wuxi Parke Mechanical And Electrical Engineering Co ltd
Current assignee: Wuxi Parke Mechanical And Electrical Engineering Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-01-19
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses an impeller spacer sleeve of flow pump for petrochemical, which comprises a housin, the fixed outlet conduit that is provided with in left side of casing, the fixed inlet channel that is provided with in bottom right side of casing, the fixed orifices has been seted up to the inside side of casing, the inside fixed pivot that is provided with of fixed orifices, the casing is inside to be provided with the plane pivot in one side of being close to the pivot, the access hole has been seted up on the top of casing, the casing top is provided with sealed lid through the pivot activity in access hole inside, the bottom mounting of sealed lid is provided with the fixture block. The utility model discloses a seted up the access hole on the top of casing, through installing sealed lid at the access hole, when needs maintain impeller inside, through rotating the lead screw, can upwards rotate sealed lid through the pivot, can make things convenient for the staff to look over the inside condition of casing this moment to carry out simple maintenance or maintenance work, use more convenient.

Description

Impeller spacer sleeve of process pump for petrochemical industry

Technical Field

The utility model belongs to the technical field of the impeller, concretely relates to impeller spacer sleeve of flow pump for petrochemical.

Background

The impeller not only refers to a wheel disc provided with movable blades and is a component part of an impulse steam turbine rotor, but also refers to the total of the wheel disc and the movable blades arranged on the wheel disc, however, various impeller retaining sleeves on the market still have various problems.

Like the first-stage impeller spacer sleeve of petrochemical industry process pump that the grant bulletin number is CN 203214402U, it has realized that the axial force that makes first-stage impeller produce can utilize and divide half snap ring to transmit to the pump shaft on, play the thrust effect simultaneously, compare intensity higher with traditional gasket spacer sleeve isotructure, the effect is better, but do not solve current impeller spacer sleeve inconvenient simple maintenance and the maintenance of carrying on of in-process using, and take place to rock easily when the impeller work, lead to the problem that the impeller life-span is short, for this we propose an impeller spacer sleeve of petrochemical industry process pump.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an impeller spacer sleeve of flow pump for petrochemical 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: an impeller retaining sleeve of a process pump for petrochemical engineering comprises a shell, wherein a water outlet pipeline is fixedly arranged on the left side of the shell, a water inlet pipeline is fixedly arranged on the right side of the bottom end of the shell, a fixed hole is formed in the side surface inside the shell, a rotating shaft is fixedly arranged inside the fixed hole, a planar rotating shaft is fixedly arranged on one side close to the rotating shaft inside the shell, an access hole is formed in the top end of the shell, a sealing cover is movably arranged at the top end of the shell inside the access hole through the rotating shaft, a clamping block is fixedly arranged at the bottom end of the sealing cover, a clamping groove is formed in the bottom end of the access hole of the shell, the clamping block is movably arranged inside the clamping groove, a lead screw is movably arranged on the right side of the clamping block, a limiting block is fixedly sleeved on the outer side of the right end of the lead, the right-hand member of lead screw is fixed and is provided with the first in command, the bottom both sides of sealed lid all are fixed to be provided with sealed the pad.

Preferably, the top end of the shell is fixedly provided with a second handle through a mounting frame.

Preferably, the outer side of the second handle is fixedly sleeved with an anti-slip sleeve.

Preferably, a plurality of anti-skidding blocks are fixedly arranged on the plane rotating shaft.

Preferably, a rubber pad is fixedly arranged on the left side of the limiting block.

Preferably, the outer side of the first handle is provided with a plurality of anti-skid threads.

Preferably, the cross section of the sealing cover is convex.

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

(1) the utility model discloses a service hole has been seted up on the top of casing, through installing sealed lid at the service hole, when needs maintain impeller inside, through rotating the lead screw, can make the lead screw shift out from threaded hole inside, can upwards rotate sealed lid through the pivot this moment, can make things convenient for the staff to look over the inside condition of casing this moment to carry out simple maintenance or maintenance work, use more convenient, simultaneously can effectual improvement work efficiency.

(2) The utility model discloses an install impeller inside the casing, through installing the center pin of impeller inside the fixed orifices, the bearing that sets up through the fixed orifices is with the inner wall fixed connection of center pin and fixed orifices, through the one side contact of plane bearing and impeller, after the impeller-mounting was accomplished, can guarantee the stability of impeller operation time through plane bearing and impeller contact, prevents that the impeller from taking place to rock in work, can improve the life of impeller.

Drawings

FIG. 1 is a schematic structural view of an impeller spacer sleeve of a process pump for petrochemical engineering according to the present invention;

FIG. 2 is an enlarged schematic view of the impeller spacer of the process pump for petrochemical engineering of the present invention at A in FIG. 1;

fig. 3 is the utility model discloses a sealed installation sketch map of filling up of impeller spacer sleeve of process pump for petrochemical.

In the figure: 1. a housing; 2. a water outlet pipeline; 3. a water inlet pipe; 4. a fixing hole; 5. a rotating shaft; 6. a planar rotating shaft; 7. an access hole; 8. a sealing cover; 9. a clamping block; 10. a card slot; 11. a screw rod; 12. a limiting block; 13. a threaded hole; 14. a first handle; 15. a gasket; 16. a second handle.

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.

Referring to fig. 1-3, the utility model provides an impeller spacer sleeve of a process pump for petrochemical industry, which comprises a casing 1, a water outlet pipeline 2 is fixedly arranged on the left side of the casing 1, a water inlet pipeline 3 is fixedly arranged on the right side of the bottom end of the casing 1, a fixed hole 4 is arranged on the inner side of the casing 1, a rotating shaft 5 is fixedly arranged in the fixed hole 4, a plane rotating shaft 6 is fixedly arranged on one side close to the rotating shaft 5 in the casing 1, an access hole 7 is arranged on the top end of the casing 1, a sealing cover 8 is movably arranged on the top end of the casing 1 in the access hole 7 through the rotating shaft 5, a clamping block 9 is fixedly arranged on the bottom end of the sealing cover 8, a clamping groove 10 is arranged on the bottom end of the access hole 7 of the casing 1, the clamping block 9 is movably arranged in the clamping groove 10, a lead screw 11 is movably arranged on the, the left end of the screw rod 11 penetrates through the fixture block 9 and is movably arranged in a threaded hole 13 formed in the shell 1, a first handle 14 is fixedly arranged at the right end of the screw rod 11, and sealing gaskets 15 are fixedly arranged on two sides of the bottom end of the sealing cover 8.

In this embodiment, preferably, the top end of the housing 1 is fixedly provided with a second handle 16 through a mounting frame, so that the housing is convenient to take and carry;

in this embodiment, preferably, an anti-slip sleeve is fixedly sleeved on the outer side of the second handle 16 to prevent slipping when the second handle is used;

in this embodiment, preferably, the planar rotating shaft 6 is fixedly provided with a plurality of anti-slip blocks, so that sufficient friction force exists between the planar bearing and the installed impeller, and one side of the planar bearing 6 can rotate along with the impeller;

in this embodiment, preferably, a rubber pad is fixedly arranged on the left side of the limiting block 12, so that the screw rod 11 can fix the sealing cover 8 more tightly;

in this embodiment, preferably, a plurality of anti-slip threads are formed on the outer side of the first handle 14, and when the first handle 14 is used, slipping can be effectively avoided by the anti-slip threads;

in this embodiment, the cross section of the seal cover 8 is preferably in a convex shape, which can improve the sealing effect of the seal cover 8.

The utility model discloses a theory of operation and use flow: when the impeller is used, the impeller is arranged in the shell 1, the central shaft of the impeller is arranged in the fixed hole 4, the central shaft is fixedly connected with the inner wall of the fixed hole 4 through the bearing arranged in the fixed hole 4 and is contacted with one side of the impeller through the planar bearing, after the impeller is arranged, the stability of the impeller in operation can be ensured through the contact of the planar bearing and the impeller, the impeller is prevented from shaking in operation, the service life of the impeller can be prolonged, in addition, the top end of the shell 1 is provided with the access hole 7, the sealing cover 8 is arranged at the access hole 7, when the maintenance is needed to be carried out on the interior of the impeller, the screw rod 11 can be moved out from the threaded hole 13 through rotating the screw shaft 11, the sealing cover 8 can be upwards rotated through the rotating shaft 5, the condition of the interior of the shell 1 can be conveniently checked by a worker, and simple maintenance, the use is more convenient, simultaneously can effectual improvement work efficiency.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes may be made in these embodiments, modifications may be made thereto, and an impeller sleeve and variations may be made to a petrochemical process pump without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an impeller spacer sleeve of process pump for petrochemical, includes casing (1), its characterized in that: a water outlet pipeline (2) is fixedly arranged on the left side of the shell (1), a water inlet pipeline (3) is fixedly arranged on the right side of the bottom of the shell (1), a fixing hole (4) is formed in the side surface inside the shell (1), a rotating shaft (5) is fixedly arranged inside the fixing hole (4), a planar rotating shaft (6) is fixedly arranged on one side close to the rotating shaft (5) inside the shell (1), an access hole (7) is formed in the top end of the shell (1), a sealing cover (8) is movably arranged on the top end of the shell (1) inside the access hole (7) through the rotating shaft (5), a clamping block (9) is fixedly arranged at the bottom end of the sealing cover (8), a clamping groove (10) is formed in the bottom end of the access hole (7) of the shell (1), the clamping block (9) is movably arranged inside the clamping groove (10), and a screw rod (11, the fixed stopper (12) that is equipped with in the right-hand member outside of lead screw (11), screw hole (13) have been seted up in draw-in groove (10) inside one side in casing (1), the left end of lead screw (11) passes inside screw hole (13) that fixture block (9) activity set up was seted up in casing (1), the fixed first in command (14) that is provided with of right-hand member of lead screw (11), the bottom both sides of sealed lid (8) are all fixed and are provided with sealed pad (15).

2. The impeller spacer sleeve of the process pump for petrochemical engineering according to claim 1, wherein: the top end of the shell (1) is fixedly provided with a second handle (16) through a mounting rack.

3. The impeller spacer sleeve of the process pump for petrochemical engineering according to claim 2, wherein: an anti-slip sleeve is fixedly sleeved on the outer side of the second handle (16).

4. The impeller spacer sleeve of the process pump for petrochemical engineering according to claim 1, wherein: and a plurality of anti-skidding blocks are fixedly arranged on the plane rotating shaft (6).

5. The impeller spacer sleeve of the process pump for petrochemical engineering according to claim 1, wherein: and a rubber pad is fixedly arranged on the left side of the limiting block (12).

6. The impeller spacer sleeve of the process pump for petrochemical engineering according to claim 1, wherein: the outer side of the first handle (14) is provided with a plurality of anti-skid grains.

7. The impeller spacer sleeve of the process pump for petrochemical engineering according to claim 1, wherein: the section of the sealing cover (8) is convex.