CN220869723U

CN220869723U - Detachable centrifugal pump

Info

Publication number: CN220869723U
Application number: CN202322611262.9U
Authority: CN
Inventors: 季建圣; 杨兴华; 季跃平
Original assignee: Jiangsu Chengxinlong Equipment Technology Co ltd
Current assignee: Jiangsu Chengxinlong Equipment Technology Co ltd
Priority date: 2023-09-26
Filing date: 2023-09-26
Publication date: 2024-04-30
Anticipated expiration: 2033-09-26

Abstract

The utility model relates to the technical field of centrifugal pumps, in particular to a detachable centrifugal pump, which comprises a bottom mounting plate, wherein a rear base is fixedly arranged on the rear side of the bottom mounting plate, a rear end outer shell is fixedly arranged on the top of the rear base, a rear end connecting shaft is also transversely arranged in the rear end outer shell, an electromagnetic adsorption ring is arranged on the periphery of the front side of the rear end outer shell, one side of a metal clamping seat, which is far away from the rear end outer shell, is connected with a front end outer shell, a front end connecting shaft is arranged in the front end outer shell, an end cover is integrally connected to the outer side of the front end outer shell, a front base is arranged at the bottom of the end cover, and a detachment structure for detaching a centrifugal pump shell is arranged between the front base and the top of the bottom mounting plate.

Description

Detachable centrifugal pump

Technical Field

The utility model relates to the technical field of centrifugal pumps, in particular to a detachable centrifugal pump.

Background

The liquid enters the pump body through the water inlet, the output end drives the impeller to rotate after the motor is started, and water is sent out from the water outlet through centrifugal force generated when the impeller rotates, and the centrifugal pump belongs to a self-priming pump and mainly comprises the impeller, a pump body, a pump cover, a water retaining ring, a transmission shaft, a bearing and a stuffing box.

By way of retrieval, a collapsible centrifugal pump is mentioned in published application number cn202220205298.X, said collapsible centrifugal pump comprising; the centrifugal pump comprises a centrifugal pump main body, a limiting block, a positioning block and a positioning block, wherein a groove is formed in the inner side wall of the limiting block; the baffle is inserted between the two groups of limiting blocks, and the surface of the baffle is provided with a transparent plate; the cleaning cotton block is arranged in the shell, the top end of the cleaning cotton block is fixedly connected with a limiting plate, two sides of the surface of the limiting plate are fixedly connected with elastic strips, and the top ends of the elastic strips are fixedly connected in a groove formed in the upper part of the inner part of the shell; the beneficial effects are as follows: when the inside of the centrifugal pump main body needs to be detected and maintained, the baffle is pulled upwards by force, so that the baffle is separated from the clamping of the limiting block, the inside of the centrifugal pump main body can be detected and maintained, the transparent plate effectively observes the real-time working state of the inside of the centrifugal pump main body, and the preliminary observation of the centrifugal pump main body during detection is facilitated.

The above solution, although solving the problems mentioned in the background art, still has the following drawbacks in practical use: the centrifugal pump in this scheme can only realize dismantling front side baffle region, but because the inside exposed space of centrifugal pump is still limited after the baffle is dismantled, still there is inconvenience when leading to maintainer to the inside maintenance of centrifugal pump, and connect through multiunit bolt between the outside casing of centrifugal pump now, lead to having the trouble problem of dismantling when needing to overhaul the inside of centrifugal pump.

Disclosure of utility model

The present utility model is directed to a detachable centrifugal pump, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a detachable centrifugal pump, includes the bottom mounting panel, the longer limit both sides of bottom mounting panel are provided with the mounting hole site, the rear side fixed mounting of bottom mounting panel has the back base, the top fixed mounting of back base has the back end shell, the inside of back end shell still transversely is provided with the rear end connecting axle, the front side periphery of back end shell is provided with the electromagnetism and adsorbs the ring, the outside of electromagnetism adsorbs the ring is connected with the metal cassette, the one side that the back end shell was kept away from to the metal cassette is connected with the front end shell, the inside of front end shell is provided with the front end connecting axle, one side of front end connecting axle still is connected with the impeller, the outside of front end shell is connected with the end cover integratively, the bottom of end cover is provided with the front base, be provided with the split structure of split centrifugation between the top of front base and bottom mounting panel, the top and one side of front end shell are provided with pump body delivery outlet and pump body input port respectively;

The split structure includes adjusting handle, adjusting handle's output is connected with the threaded rod, the outside of threaded rod is connected with the thread piece, the left and right sides that the left and right sides of threaded rod is located the bottom mounting panel is provided with spacing slide bar, the outside of spacing slide bar is connected with spacing slider, the top of thread piece and spacing slider all is connected in the top of preceding base.

As a preferable scheme of the utility model, the output end of the adjusting hand wheel is connected to one side of the threaded rod, and the other side of the threaded rod is rotatably connected to the notch on the bottom mounting plate.

As a preferable scheme of the utility model, the threaded rod and the threaded block are in threaded connection, and the top of the threaded block is integrally connected with the bottom of the front base.

As a preferable scheme of the utility model, the limit sliding block and the limit sliding rod are in sliding connection, and the top of the limit sliding block is integrally connected with the left side and the right side of the bottom of the front base.

As a preferable scheme of the utility model, one side of the front end connecting shaft far away from the impeller is connected with a clamping ring positioned in the metal clamping seat, the inner wall of the clamping ring is also provided with a key slot, the outer side of the rear end connecting shaft is also provided with a clamping key matched with the key slot, and the clamping key and the key slot are internally clamped.

As a preferable scheme of the utility model, threaded holes are formed in the electromagnetic adsorption ring and the metal clamping seat, and the electromagnetic adsorption ring and the metal clamping seat are locked and fixed by screwing bolts through the threaded holes.

As a preferable scheme of the utility model, the top of the rear end outer shell is also provided with a control device for controlling the centrifugal pump to start and the electromagnetic adsorption ring to work, and the electromagnetic adsorption ring is internally provided with electromagnetic coils which are circumferentially distributed in the electromagnetic adsorption ring.

In a preferred embodiment of the present utility model, the front end outer shell and the inner shell of the rear end outer shell are both provided with reinforcing ribs.

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

according to the detachable centrifugal pump, when the centrifugal pump is used, the control device is used for controlling the power supply end of the electromagnetic coil in the electromagnetic adsorption ring to be powered off, so that the electromagnetic adsorption ring loses magnetism, then the hand screw is reversely rotated to remove the connection relation between the electromagnetic adsorption ring and the electromagnetic adsorption ring, and the left shell and the right shell are separated through the detachment structure, so that the left part and the right part of the centrifugal pump can be detached, and the maintenance of the inside of the centrifugal pump is realized.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic diagram of a front view structure of the present utility model;

FIG. 3 is a schematic view of the internal structure of a part of the present utility model;

FIG. 4 is a schematic view of a split structure according to the present utility model;

Fig. 5 is a schematic view of the structure of the snap key and the key groove of the present utility model.

In the figure: 1. a bottom mounting plate; 2. installing hole sites; 3. a rear base; 4. a rear end outer shell; 5. the rear end is connected with a shaft; 6. an electromagnetic adsorption ring; 7. a metal clamping seat; 8. a front end outer case; 9. the front end is connected with the shaft; 91. a clasp; 92. a key slot; 93. a clamping key; 10. an impeller; 11. an end cap; 12. splitting the structure; 121. an adjusting hand wheel; 122. a threaded rod; 123. a screw block; 124. a limit slide bar; 125. a limit sliding block; 13. a pump body output port; 14. a pump body input port; 15. a front base; 151. screwing the bolt by hand; 16. reinforcing ribs; 17. a control device; 18. and (3) a threaded hole.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-5, the present utility model provides a technical solution:

The detachable centrifugal pump comprises a bottom mounting plate 1, mounting hole sites 2 are arranged on two sides of a longer side of the bottom mounting plate 1, a rear base 3 is fixedly arranged on the rear side of the bottom mounting plate 1, a rear end outer shell 4 is fixedly arranged on the top of the rear base 3, a rear end connecting shaft 5 is also transversely arranged in the rear end outer shell 4, an electromagnetic adsorption ring 6 is arranged on the periphery of the front side of the rear end outer shell 4, a metal clamping seat 7 is connected to the outer side of the electromagnetic adsorption ring 6, one side of the metal clamping seat 7, which is far away from the rear end outer shell 4, is connected to a front end outer shell 8, a front end connecting shaft 9 is arranged in the front end outer shell 8, one side of the front end connecting shaft 9 is also connected to an impeller 10, an end cover 11 is integrally connected to the outer side of the front end cover 11, a front base 15 is arranged at the bottom of the end cover 11, a detaching structure 12 for detaching the centrifugal pump body 1 is arranged between the front base 15 and the top of the bottom mounting plate, and an output port 13 and an input port 14 are respectively arranged above and on one side of the front end outer shell 8;

The split structure 12 includes adjusting handle 121, and adjusting handle 121's output is connected with threaded rod 122, and threaded rod 122's the outside is connected with screw thread piece 123, and threaded rod 122's left and right sides is located the left and right sides of bottom mounting panel 1 and is provided with spacing slide bar 124, and spacing slide bar 124's the outside is connected with spacing slider 125, and screw thread piece 123 and spacing slider 125's top all is connected in the top of preceding base 15.

Specifically, referring to fig. 1, 2 and 4, the output end of the adjusting hand wheel 121 is connected to one side of the threaded rod 122, and the other side of the threaded rod 122 is rotatably connected to the notch on the bottom mounting plate 1; the threaded rod 122 is in threaded connection with the threaded block 123, and the top of the threaded block 123 is integrally connected with the bottom of the front base 15; the limiting slide block 125 and the limiting slide rod 124 are in sliding connection, and the top of the limiting slide block 125 is integrally connected with the left side and the right side of the bottom of the front base 15;

In this embodiment, the threaded rod 122 is driven to rotate by rotating the adjusting hand wheel, so as to drive the threaded block 123 to move, further drive the front base 15 above to move linearly, and then drive the front end outer shell 8 and the rear end outer shell 4 to separate, thereby completing the disassembly operation of the shells.

Specifically, referring to fig. 2, 3 and 5, a snap ring 91 located inside the metal clamping seat 7 is connected to one side of the front end connecting shaft 9 away from the impeller 10, a key slot 92 is further formed on the inner wall of the snap ring 91, a clamping key 93 matched with the key slot 92 is further arranged on the outer side of the rear end connecting shaft 5, and the clamping key 93 and the key slot 92 are internally clamped;

In this embodiment, the snap key 93 may be snapped into the key groove 92 by pressure at the same time during the movement of the above-described split structure 12, so that the front end connection shaft 9 and the rear end connection shaft 5 are connected.

Specifically, referring to fig. 1 and 3, threaded holes 18 are formed in the electromagnetic adsorption ring 6 and the metal clamping seat 7, and a hand-screwed bolt 151 is adopted to penetrate through the threaded holes 18 between the electromagnetic adsorption ring 6 and the metal clamping seat 7 for locking and fixing;

in this embodiment, the electromagnetic adsorption ring 6 and the metal holder 7 can be locked and fixed by screwing the bolts 151 through the screw holes 18 by hand, so as to achieve reinforcement.

Specifically, referring to fig. 1 and 2, a control device 17 for controlling the centrifugal pump to start and the electromagnetic adsorption ring 6 to work is further installed on the top of the rear end outer housing 4, and an electromagnetic coil is further disposed inside the electromagnetic adsorption ring 6 and distributed inside the electromagnetic adsorption ring 6 in a surrounding manner;

In this embodiment, the control device 17 controls the centrifugal pump to be turned on or off as a whole and controls the power supply end of the electromagnetic adsorption ring 6 to supply or stop supplying power, so that the control is convenient.

Specifically, referring to fig. 3, the front end outer shell 8 and the inner shell of the rear end outer shell 4 are provided with reinforcing ribs 16;

In this embodiment, the strength of the centrifugal pump housing is mainly improved by the reinforcing ribs 16.

The working flow of the utility model is as follows: when the detachable centrifugal pump is used, when the rear end outer shell 4 and the front end outer shell 8 are required to be separated, the electromagnetic coil power supply inside the electromagnetic adsorption ring 6 is controlled by the control device 17 to be closed, so that the electromagnetic adsorption ring 6 loses magnetism, then the hand screw 151 is removed, then the threaded rod 122 is driven to rotate through the rotation of the adjusting hand wheel, the threaded block 123 is driven to move along with the threaded rod, the front base 15 above is driven to linearly move, the front end outer shell 8 and the rear end outer shell 4 are driven to be separated, and meanwhile the rear end connecting shaft 5 and the front end connecting shaft 9 are simultaneously separated, so that the inside of the centrifugal pump can be overhauled.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. A detachable centrifugal pump comprising a bottom mounting plate (1), characterized in that: the centrifugal pump comprises a pump body (13) and is characterized in that mounting holes (2) are formed in two sides of a longer side of a bottom mounting plate (1), a rear base (3) is fixedly arranged on the rear side of the bottom mounting plate (1), a rear end outer shell (4) is fixedly arranged on the top of the rear base (3), a rear end connecting shaft (5) is transversely arranged in the rear end outer shell (4), an electromagnetic adsorption ring (6) is arranged on the periphery of the front side of the rear end outer shell (4), a metal clamping seat (7) is connected to the outer side of the electromagnetic adsorption ring (6), a front end outer shell (8) is connected to one side, far away from the rear end outer shell (4), of the metal clamping seat (7), a front end connecting shaft (9) is arranged in the front end outer shell (8), an impeller (10) is further connected to one side of the front end connecting shaft (9), an end cover (11) is integrally connected to the outer side of the front end outer shell (8), a front base (15) is arranged at the bottom of the end cover (11), a front split inlet port (12) is arranged between the front base (15) and the top of the bottom mounting plate (1), and a pump body (12) is split, and an inlet port (14) is arranged on the pump body;

the split structure (12) comprises an adjusting hand wheel (121), the output end of the adjusting hand wheel (121) is connected with a threaded rod (122), the outer side of the threaded rod (122) is connected with a threaded block (123), the left side and the right side of the threaded rod (122) are provided with limiting slide bars (124) on the left side and the right side of a bottom mounting plate (1), the outer side of each limiting slide bar (124) is connected with a limiting slide block (125), and the tops of the threaded block (123) and the limiting slide blocks (125) are all connected to the top of a front base (15).

2. A split centrifugal pump according to claim 1, wherein: the output end of the adjusting hand wheel (121) is connected to one side of the threaded rod (122), and the other side of the threaded rod (122) is rotatably connected to the notch on the bottom mounting plate (1).

3. A split centrifugal pump according to claim 1, wherein: threaded rod (122) and screw thread piece (123) are connected through screw thread, and the top of screw thread piece (123) and the bottom of preceding base (15) are connected in an organic whole.

4. A split centrifugal pump according to claim 1, wherein: the limiting slide block (125) is in sliding connection with the limiting slide rod (124), and the top of the limiting slide block (125) is integrally connected with the left side and the right side of the bottom of the front base (15).

5. A split centrifugal pump according to claim 1, wherein: one side of front end connecting axle (9) keeping away from impeller (10) is connected with snap ring (91) that is located inside metal cassette (7), a keyway (92) has still been seted up on the inner wall of snap ring (91), the outside of rear end connecting axle (5) still is provided with card key (93) that use with keyway (92) cooperation, card key (93) and the inside chucking of keyway (92).

6. A split centrifugal pump according to claim 1, wherein: screw holes (18) are formed in the electromagnetic adsorption ring (6) and the metal clamping seat (7), and the electromagnetic adsorption ring (6) and the metal clamping seat (7) are locked and fixed through the screw holes (18) by screwing bolts (151) by hand.

7. A split centrifugal pump according to claim 1, wherein: the top of the rear end shell body (4) is also provided with a control device (17) for controlling the centrifugal pump to start and the electromagnetic adsorption ring (6) to work, and an electromagnetic coil is further arranged in the electromagnetic adsorption ring (6) and distributed in the electromagnetic adsorption ring (6) in a surrounding mode.

8. A split centrifugal pump according to claim 1, wherein: reinforcing ribs (16) are arranged on the inner shells of the front end outer shell (8) and the rear end outer shell (4).