CN213684539U

CN213684539U - Centrifugal pump with high-stability operation

Info

Publication number: CN213684539U
Application number: CN202021894235.7U
Authority: CN
Inventors: 李菊连
Original assignee: Ctci Beijing Co ltd
Current assignee: Ctci Beijing Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-07-13
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a centrifugal pump with high stability operation, which comprises a base, wherein one side of the upper end of the base is fixedly provided with a liquid absorbing cover, a rotating shaft is movably inserted in the middle position of one side inside the liquid absorbing cover, one end of the rotary shaft is positioned in the liquid suction cover, the other end of the rotary shaft is fixedly provided with an impeller, the other end of the rotary shaft is positioned outside the liquid suction cover, racks are fixedly arranged on both sides of the surface of the end, three slots are arranged in the middle of the end, a limiting sleeve is fixedly sleeved on the surface of the rotating shaft, the two sides of the inner part of the base are movably provided with movable clamping blocks to fix the driving motor at the upper end of the base, inside the inserted block of its output one end inserted the slot of rotation axis one end, the user drove the solid bolt of card through rotatory handle and rotates, and the inside of inserted block rotation axis is inserted to the one end of the solid bolt of card to make output and rotation axis advance fixed connection.

Description

Centrifugal pump with high-stability operation

Technical Field

The utility model relates to a centrifugal pump technical field specifically is a centrifugal pump of high stability operation.

Background

Centrifugal pumps operate by causing centrifugal motion to a liquid by rotation of an impeller. The centrifugal pump is before starting, must make in pump case and the imbibition pipe be full of liquid, then the starter motor, make the pump shaft drive impeller and liquid be high-speed rotary motion, centrifugal motion takes place for liquid, by getting rid of to the impeller outer fringe, the hydraulic circuit of centrifugal pump is flowed into through the runner of snail pump case, common high stability's centrifugal pump often the structure is fairly simple on the market, reverse play liquid along with the reversal of motor very easily, influence the result of use, install very trouble simultaneously, influence the result of use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a centrifugal pump of high stability operation to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a centrifugal pump with high stability operation comprises a base, wherein a liquid suction cover is fixedly arranged on one side of the upper end of the base, a rotating shaft is movably inserted in the middle position of one side in the liquid suction cover, one end of the rotating shaft is positioned in the liquid suction cover, an impeller is fixedly arranged on the end, the other end of the rotating shaft is positioned on the outer side of the liquid suction cover, racks are fixedly arranged on two sides of the surface of the end, three slots are formed in the middle position of the end, a limiting sleeve is fixedly sleeved on the surface of the rotating shaft, movable clamping blocks are movably arranged on two sides in the rotating shaft, one end of each movable clamping block is attached to one side of each rack, a driving motor is fixedly arranged on one side of the upper end of the base, an output end is arranged on one side of the driving motor, three inserting blocks are arranged in the middle position of one end, the two sides of the output end are fixedly provided with mounting frames, two opposite ends of the mounting frames are movably inserted with clamping bolts, and one end of each clamping bolt is positioned in the rotating shaft and clamped with the insert block.

Preferably, the four movable clamping blocks are inclined and symmetrically distributed about the rotating shaft, and one side of one end of each movable clamping block is provided with an inclined surface.

Preferably, fixing rods are fixedly mounted on two sides of the surface of the limiting sleeve, and one ends of the four fixing rods, which are separated from each other, are fixedly connected with one side of the surface of the liquid suction cover.

Preferably, a liquid inlet is formed in the middle of one side of the surface of the liquid suction cover, a liquid outlet is formed in the upper end of the liquid suction cover, and the liquid outlet and the liquid inlet are vertically distributed.

Preferably, a pull rod is movably mounted on one side of the surface of the movable clamping block, and the upper end of the pull rod is located on the outer side of the limiting sleeve.

Preferably, the surface of one end of the pull rod is movably sleeved with a return spring, and one end of the return spring is fixedly connected with one side of the movable clamping block.

Preferably, the two clamping bolts are symmetrically arranged on two sides of the rotating shaft, and rotating handles are fixedly mounted at the separated ends of the two clamping bolts.

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

1. the integral device has good installation effect through the arrangement of the slots and the insertion blocks, when a user uses the integral device, the driving motor is fixed at the upper end of the base, the insertion block at one end of the output end of the driving motor is inserted into the slot at one end of the rotating shaft, the user drives the clamping and fixing bolt to rotate through the rotating handle, and one end of the clamping and fixing bolt is inserted into the rotating shaft of the insertion block, so that the output end is fixedly connected with the rotating shaft;

2. the integral device has a good use effect through the arrangement of the limiting sleeve, the output end of the driving motor drives the rotating shaft to rotate, the rack on the surface of the rotating shaft rotates inside the limiting sleeve, the movable clamping block is inclined, when the rotating shaft rotates in the forward direction, the rack moves along the movable clamping block, the movable clamping block strengthens the attachment of the movable clamping block and the rack under the action of the reset spring, when the rotating shaft rotates in the reverse direction, one end of the movable clamping block supports against the rack, the reverse rotation of the rotating shaft is avoided, and the use effect is not influenced;

3. when the stop collar needs to be disassembled, a user pulls the pull rod, the pull rod drives one end of the movable clamping block to be lifted, so that one end of the movable clamping block is separated from the rack, and when the stop collar is separated from the rotating shaft, the condition that the disassembly of the stop collar is influenced by the rack is avoided.

Drawings

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

FIG. 2 is an enlarged view of the structure A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the stop collar of the present invention;

in the figure: 1. a base; 2. a liquid suction cover; 3. a liquid inlet; 4. a liquid outlet; 5. an impeller; 6. a drive motor; 7. inserting a block; 8. a slot; 9. clamping and fixing the bolt; 10. rotating the handle; 11. a mounting frame; 12. an output end; 13. a limiting sleeve; 14. a rotating shaft; 15. a pull rod; 16. a return spring; 17. a rack; 18. fixing the rod; 19. and a movable clamping block.

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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Referring to fig. 1 to 3, the present invention provides a technical solution: a centrifugal pump with high stability operation comprises a base 1, a liquid absorbing cover 2 is fixedly arranged on one side of the upper end of the base 1, a rotating shaft 14 is movably inserted in the middle position of one side in the liquid absorbing cover 2, one end of the rotating shaft is positioned in the liquid absorbing cover 2, an impeller 5 is fixedly arranged on the end, the other end of the rotating shaft 14 is positioned on the outer side of the liquid absorbing cover 2, racks 17 are fixedly arranged on both sides of the surface of the end, three slots 8 are arranged in the middle position of the end, a limiting sleeve 13 is fixedly sleeved on the surface of the rotating shaft 14, movable clamping blocks 19 are movably arranged on both sides in the rotating shaft, one end of each movable clamping block 19 is attached to one side of the rack 17, a driving motor 6 is fixedly arranged on one side of the upper end of the base 1, an output end 12 is arranged on one side of the driving motor 6, three inserting blocks, the two sides of the output end 12 are fixedly provided with mounting frames 11, one ends of the two mounting frames 11 opposite to each other are movably inserted with clamping bolts 9, and one ends of the clamping bolts are located inside the rotating shaft 14 and clamped with the insertion blocks 7.

Furthermore, the four movable blocks 19 are inclined and symmetrically distributed about the rotation axis 14, and one side of one end of each movable block 19 is provided with an inclined surface, so that the movable blocks 19 can be movably connected with the rack 17.

Furthermore, fixing rods 18 are fixedly mounted on two sides of the surface of the limiting sleeve 13, and one ends of the four fixing rods 18, which are away from each other, are fixedly connected with one side of the surface of the liquid suction cover 2, so that the limiting sleeve 13 can be conveniently fixed.

Further, a liquid inlet 3 is formed in the middle of one side of the surface of the liquid absorption cover 2, a liquid outlet 4 is formed in the upper end of the liquid absorption cover 2, and the liquid outlet 4 and the liquid inlet 3 are vertically distributed, so that liquid can enter and exit conveniently.

Furthermore, a pull rod 15 is movably mounted on one side of the surface of the movable clamping block 19, and the upper end of the pull rod 15 is located on the outer side of the limiting sleeve 13, so that the movable clamping block 19 is driven to move conveniently.

Furthermore, a return spring 16 is movably sleeved on the surface of one end of the pull rod 15, and one end of the return spring is fixedly connected with one side of the movable clamping block 19, so that the clamping connection between the movable clamping block 19 and the rack 17 is strengthened.

Further, two clamping bolts 9 are symmetrically arranged on two sides of the rotating shaft 14, and rotating handles 10 are fixedly mounted at two ends of the two clamping bolts which are away from each other, so that the clamping bolts 9 can be driven to rotate conveniently.

The working principle is as follows: when a user uses the device, the driving motor 6 is fixed at the upper end of the base 1, the insert 7 at one end of the output end 12 of the driving motor is inserted into the slot 8 at one end of the rotating shaft 14, the user rotates the handle 10, the rotating handle 10 drives the clamping bolt 9 to rotate, one end of the clamping bolt 9 is inserted into the rotating shaft 14 of the insert 7, so that the output end is fixedly connected with the rotating shaft 14, the output end 12 of the driving motor 6 drives the rotating shaft 14 to rotate, the rack 17 on the surface of the rotating shaft 14 rotates inside the limiting sleeve 13, the movable fixture block 19 is inclined, when the rotating shaft 14 rotates forward, the rack 17 moves along the movable fixture block 19, the movable fixture block 19 strengthens the joint between the movable fixture block 19 and the rack under the action of the reset spring 16, when the rotating shaft 14 rotates backward, one end of the movable fixture block 19 supports against the rack 17 to avoid the backward rotation of the rotating shaft 14, influence the result of use, when needing to dismantle stop collar 13, user pulling pull rod 15, pull rod 15 drives the one end of activity fixture block 19 and lifts up for the one end of activity fixture block 19 breaks away from with rack 17 mutually, when making stop collar 13 and rotation axis 14 separate, avoids because rack 17 influences the dismantlement of stop collar 13.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a centrifugal pump of high stability operation, includes base (1), its characterized in that: one side of the upper end of the base (1) is fixedly provided with a liquid suction cover (2), the middle position of one side inside the liquid suction cover (2) is movably inserted with a rotating shaft (14), one end of the rotating shaft is positioned inside the liquid suction cover (2), the other end of the rotating shaft (14) is positioned outside the liquid suction cover (2), the two sides of the surface of the end are fixedly provided with racks (17), the middle position of the end is provided with three slots (8), the surface of the rotating shaft (14) is fixedly sleeved with a limiting sleeve (13), the two sides of the inside of the rotating shaft are movably provided with movable clamping blocks (19), one end of each movable clamping block (19) is attached to one side of the rack (17), one side of the upper end of the base (1) is fixedly provided with a driving motor (6), one side of the driving motor (6) is provided with an output end (12), the middle position department of output (12) one end installs three inserted block (7), inserted block (7) with slot (8) looks joint, the equal fixed mounting in both sides of output (12) has mounting bracket (11), two the equal activity interlude of the relative one end of mounting bracket (11) has card solid bolt (9), and its one end is located the inside of rotation axis (14), and with inserted block (7) looks joint.

2. A centrifugal pump of high stability operation according to claim 1, wherein: the four movable clamping blocks (19) are inclined and symmetrically distributed about the rotating shaft (14), and one side of one end of each movable clamping block is provided with an inclined surface.

3. A centrifugal pump of high stability operation according to claim 1, wherein: fixing rods (18) are fixedly mounted on two sides of the surface of the limiting sleeve (13), and the separated ends of the four fixing rods (18) are fixedly connected with one side of the surface of the liquid suction cover (2).

4. A centrifugal pump of high stability operation according to claim 3, wherein: liquid inlet (3) have been seted up to the intermediate position department of imbibition cover (2) surface one side, liquid outlet (4) have been seted up to the upper end of imbibition cover (2), liquid outlet (4) with liquid inlet (3) are the vertical distribution.

5. A centrifugal pump of high stability operation according to claim 1, wherein: a pull rod (15) is movably mounted on one side of the surface of the movable clamping block (19), and the upper end of the pull rod (15) is located on the outer side of the limiting sleeve (13).

6. A centrifugal pump of high stability operation according to claim 5, characterized in that: the surface of one end of the pull rod (15) is movably sleeved with a return spring (16), and one end of the return spring is fixedly connected with one side of the movable clamping block (19).

7. A centrifugal pump of high stability operation according to claim 1, wherein: the two clamping and fixing bolts (9) are symmetrically distributed on two sides of the rotating shaft (14), and rotating handles (10) are fixedly mounted at the separated ends of the two clamping and fixing bolts.