CN213628029U

CN213628029U - Magnetic drive pump with improved structure

Info

Publication number: CN213628029U
Application number: CN202022583403.7U
Authority: CN
Inventors: 王云凤; 徐正贵; 刘建萍
Original assignee: Anhui Xincheng Pump Valve Co ltd
Current assignee: Anhui Xincheng Pump Valve Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-07-06
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses a magnetic drive pump which belongs to the technical field of magnetic drive pumps, in particular to a magnetic drive pump with improved structure, comprising a magnetic drive device, a pump head, a bearing and a water-cooling pipeline, wherein the left end of the magnetic drive device is provided with a driver, the right end of the magnetic drive device is provided with a connector, the connector is provided with a drive shaft, the drive shaft is fixedly connected with a pump shaft through a shaft coupling, the pump shaft is provided with a support plate, the outer surface of the pump shaft is fixedly connected with the bearing, the outer ring of the bearing is fixedly connected with a shaft sleeve, the inner cavity of the shaft sleeve is provided with the water-cooling pipeline, the top end of the water-cooling pipeline is provided with a circulating pipe, the bearing sleeve is provided with two through holes, the top end of the connector is provided with two through, the bearing is prevented from being damaged due to overheating, loss is reduced, and cost is saved.

Description

Magnetic drive pump with improved structure

Technical Field

The utility model discloses a magnetic drive pump technical field specifically is a institutional advancement's magnetic drive pump.

Background

The magnetic pump is different from the traditional sealing pump, a motor shaft is not directly connected with a pump shaft, but the motor shaft drives an outer magnetic rotor to rotate, the outer magnetic rotor and an inner magnetic rotor are matched to drive the inner magnetic rotor to rotate through magnetic force, and the inner magnetic rotor drives the pump shaft to rotate, so that an impeller rotor on the pump shaft rotates to work. A sealing cavity formed by a spacer sleeve is arranged between an inner magnetic rotor and an outer magnetic rotor of the magnetic pump, a pump shaft and the inner magnetic rotor are sealed in the sealing cavity, so that liquid can be prevented from leaking from the end of the pump shaft to the outside, and the pump shaft and the inner magnetic rotor can be cooled, therefore, the pump shaft can obtain excellent leakage-free characteristic without adopting traditional dynamic sealing, and is widely used for conveying various dangerous media such as highly toxic media, inflammable media, explosive media and the like, and plays an important role in the fields of petroleum, chemical industry, medicine, nuclear power, national defense and the like. The bearing of current magnetic drive pump produces the heat because of rotating friction, but heat dispersion is relatively poor, easily because overheated emergence is damaged, shortens the maintenance cycle of equipment, increases the maintenance cost of equipment, influences product quality, worsens operational environment etc..

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a institutional advancement's magnetic drive pump to solve and provide the problem among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: comprises a magnetic driving device, a pump head, a bearing and a water cooling pipeline, wherein the left end of the magnetic driving device is provided with a driver, the outer wall of the shell of the magnetic driving device is fixedly connected with a junction box, the right end of the magnetic driving device is provided with an interface, the interface is provided with a driving shaft, the driving shaft is fixedly connected with a pump shaft through a coupling, a supporting plate is arranged on the pump shaft, a bearing is fixedly connected with the outer surface of the pump shaft, the outer ring of the bearing is fixedly connected with a shaft sleeve, the outer wall of the shaft sleeve is fixedly connected with the inner ring of the supporting plate, the right end of the supporting plate is fixedly connected with a pump head, the inner cavity of the shaft sleeve is provided with a water cooling pipeline, the top end of the water cooling pipeline is provided with a circulating pipe, the bearing sleeve is provided with two through holes, two through holes are formed in the top end of the connector, and the circulating pipe penetrates through the through holes from bottom to top in sequence and is fixedly connected with a water-cooling circulator.

Preferably, the bottom end of the magnetic driving device is fixedly connected with a bracket, and the bracket is fixedly connected with a workbench through a bolt.

Preferably, the output end of the driver is fixedly connected with the driving shaft, and the driver is electrically connected with an external power supply.

Preferably, the water inlet and the water outlet of the water-cooling circulator are respectively connected with two pipelines of the circulating pipe, the bottom end of the water-cooling circulator is fixedly connected to the top end of the pump head, a shockproof rubber ring is arranged at the joint of the circulating pipe and the water-cooling circulator, and the water-cooling circulator is electrically connected with an external power supply.

Preferably, the bottom of pump head is provided with the base, the fixedly connected with fixed plate is led to the right-hand member of pump head, the fixed plate passes through bolt fixedly connected with pump cover, the top of deciding of pump cover is provided with the pumping chamber, the right-hand member of pump cover is provided with output pipeline.

Compared with the prior art, the beneficial effects of the utility model are that: through water-cooling pipeline parcel axle sleeve, utilize the water-cooling liquid in the water-cooling pipeline with the bearing because the heat absorption of rotational friction production, rethread water-cooling circulator circulative cooling, and then make the bearing temperature remain the adaptation state all the time, prevent that the bearing from taking place overheated and causing the damage, reduce the maintenance frequency, improve the stability of the whole quality of magnetic drive pump, practice thrift the cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

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

fig. 2 is a schematic structural diagram of the bearing part of the present invention.

In the figure: the device comprises a magnetic drive device 1, a drive 11, a bracket 12, a junction box 13, a port 14, a pump shaft 15, a pump head 2, a support plate 21, a base 22, a fixing plate 23, a pump cover 24, a pumping chamber 25, an output pipeline 26, a water-cooling circulator 3, a damping rubber ring 31, a circulation pipeline 32, a shaft sleeve 33, a water-cooling pipeline 34 and a bearing 35.

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.

The utility model provides a institutional advancement's magnetic drive pump through water-cooling pipeline parcel axle sleeve, utilizes the water-cooling liquid in the water-cooling pipeline to absorb the bearing because the heat that the rotational friction produced, and rethread water-cooling circulator circulative cooling, and then makes the bearing temperature remain the adaptation state throughout, prevents that the bearing from taking place overheated damage that causes, reduces the maintenance frequency, improves the stability of the whole quality of magnetic drive pump, practices thrift the cost. Referring to fig. 1-2, the magnetic driving device 1, the pump head 2, the bearing 35 and the water cooling pipeline 34 are included;

referring to fig. 1-2, a shaft sleeve 33 is wrapped by a water cooling pipeline 34, heat generated by rotation friction of a bearing 35 is absorbed by water cooling liquid in the water cooling pipeline 34, and then the heat is circularly cooled by a water cooling circulator 3, so that the temperature of the bearing 35 is always kept in a suitable state, damage caused by overheating of the bearing 35 is prevented, maintenance frequency is reduced, stability of overall quality of the magnetic drive pump is improved, and cost is saved, specifically, a driver 11 is arranged at the left end of a magnetic drive device 1, a junction box 13 is fixedly connected to the outer wall of a housing of the magnetic drive device 1, a connector 14 is arranged at the right end of the magnetic drive device 1, a drive shaft is arranged at the connector 14, the drive shaft is fixedly connected with a pump shaft 15 through a coupler, a support plate 21 is arranged on the pump shaft 15, the bearing 35 is fixedly connected, the outer wall of the shaft sleeve 33 is fixedly connected with the inner ring of the support plate 21, the right end of the support plate 21 is fixedly connected with the pump head 2, the inner cavity of the shaft sleeve 33 is provided with a water cooling pipeline 34, the top end of the water cooling pipeline 34 is provided with a circulating pipe 32, the bearing 35 is sleeved with two through holes, the top end of the interface 14 is provided with two through holes, the circulating pipe 32 sequentially penetrates through the through holes from bottom to top and is fixedly connected with the water cooling circulator 3, the bottom end of the magnetic driving device 1 is fixedly connected with a bracket 12, the bracket 12 is fixedly connected with a workbench through bolts, the output end of the driver 11 is fixedly connected with a driving shaft, the driver 11 is electrically connected with an external power supply, the water inlet and the water outlet of the water cooling circulator 3 are respectively connected with two pipelines of the circulating pipe 32, the water-cooling circulator 3 is electrically connected with an external power supply, a base 22 is arranged at the bottom end of the pump head 2, a fixing plate 23 is fixedly connected to the right end of the pump head 2, the fixing plate 23 is fixedly connected with a pump cover 24 through bolts, a pressurized water chamber 25 is arranged at the fixed top end of the pump cover 24, and an output pipeline 26 is arranged at the right end of the pump cover 24;

in the concrete use, with driver 11 and water-cooling circulator 3 and external power supply electric connection, driver 11 control drive shaft rotates, thereby make pump shaft 15 rotate, pump shaft 15 drives impeller rotor rotation work, when pump shaft 15 drives bearing 35 and rotates, ball and the high-speed friction of bearing 35 circle in the bearing 35, produce a large amount of heats, water-cooling pipeline 34 wraps up axle sleeve 33, utilize the water-cooling liquid in the water-cooling pipeline 34 to absorb the heat that bearing 35 produced because of the friction of rotating, 3 circulative cooling of rethread water-cooling circulator, and then make bearing 35 temperature remain the adaptation state all the time, prevent that bearing 35 from taking place overheated damage that causes, reduce the maintenance frequency, improve the stability of magnetic drive pump overall quality, and the cost is saved.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a magnetic drive pump of institutional advancement, includes magnetic drive device (1), pump head (2), bearing (35) and water-cooling pipeline (34), its characterized in that: the left end of the magnetic driving device (1) is provided with a driver (11), the outer wall of a shell of the magnetic driving device (1) is fixedly connected with a junction box (13), the right end of the magnetic driving device (1) is provided with an interface (14), the interface (14) is provided with a driving shaft, the driving shaft is fixedly connected with a pump shaft (15) through a shaft coupling, a supporting plate (21) is arranged on the pump shaft (15), the outer surface of the pump shaft (15) is fixedly connected with a bearing (35), the outer ring of the bearing (35) is fixedly connected with a shaft sleeve (33), the outer wall of the shaft sleeve (33) is fixedly connected with the inner ring of the supporting plate (21), the right end of the supporting plate (21) is fixedly connected with a pump head (2), the inner cavity of the shaft sleeve (33) is provided with a water cooling pipeline (34, two through holes are formed in the bearing (35) sleeve, two through holes are formed in the top end of the connector (14), and the circulating pipe (32) penetrates through the through hole fixedly connected with the water-cooling circulator (3) from bottom to top in sequence.

2. A structurally improved magnetic drive pump as set forth in claim 1, wherein: the bottom end of the magnetic driving device (1) is fixedly connected with a bracket (12), and the bracket (12) is fixedly connected with a workbench through a bolt.

3. A structurally improved magnetic drive pump as set forth in claim 1, wherein: the output end of the driver (11) is fixedly connected with the driving shaft, and the driver (11) is electrically connected with an external power supply.

4. A structurally improved magnetic drive pump as set forth in claim 1, wherein: the water inlet and the water outlet of the water-cooling circulator (3) are respectively connected with two pipelines of the circulating pipe (32), the bottom end of the water-cooling circulator (3) is fixedly connected to the top end of the pump head (2), a shockproof rubber ring (31) is arranged at the joint of the circulating pipe (32) and the water-cooling circulator (3), and the water-cooling circulator (3) is electrically connected with an external power supply.

5. A structurally improved magnetic drive pump as set forth in claim 1, wherein: the bottom of pump head (2) is provided with base (22), fixedly connected with fixed plate (23) is led to the right-hand member of pump head (2), bolt fixedly connected with pump cover (24) are passed through in fixed plate (23), the end of deciding of pump cover (24) is provided with pumping chamber (25), the right-hand member of pump cover (24) is provided with output pipeline (26).