CN215213977U - Magnetic pump integrating sealing and monitoring - Google Patents
Magnetic pump integrating sealing and monitoring Download PDFInfo
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- CN215213977U CN215213977U CN202120754641.1U CN202120754641U CN215213977U CN 215213977 U CN215213977 U CN 215213977U CN 202120754641 U CN202120754641 U CN 202120754641U CN 215213977 U CN215213977 U CN 215213977U
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Abstract
The utility model belongs to the technical field of magnetic pumps, in particular to a magnetic pump integrating sealing and monitoring, which consists of an outer magnetic cylinder, an inner magnetic cylinder and a non-magnetic conductive shield, when a motor drives the outer magnetic cylinder to rotate through a coupler, a magnetic field can penetrate through an air gap and the non-magnetic substance shield to drive the inner magnetic cylinder connected with an impeller to synchronously rotate, thereby realizing non-contact synchronous transmission of power, converting a dynamic sealing structure which is easy to leak into a static sealing structure without leakage, a pump shaft and the inner magnetic cylinder are completely sealed by a pump body and the shield, thereby thoroughly solving the problems of 'running, overflowing, dripping and leaking', realizing the high-efficiency sealing performance of the pump body, a monitoring mechanism is arranged on the pump body, the monitoring mechanism consists of a temperature probe, a liquid leakage probe, an anti-dry rotation power protector and a visual bubble detector, and can monitor the working state of the pump body in real time, the fault condition of the pump body is found in time and is processed in time, and the fault rate of the pump body is reduced.
Description
Technical Field
The utility model relates to a magnetic drive pump technical field specifically is collect sealed and monitor in magnetic drive pump of an organic whole.
Background
The magnetic pump (also called magnetic driving pump) is mainly composed of pump head, magnetic driver (magnetic cylinder), motor and base. The magnetic driver of the magnetic pump consists of an outer magnetic rotor, an inner magnetic rotor and a non-magnetic shielding case. When the motor drives the outer magnetic rotor to rotate through the coupler, the magnetic field can penetrate through the air gap and the nonmagnetic substance isolation cover to drive the inner magnetic rotor connected with the impeller to synchronously rotate, so that the non-contact synchronous transmission of power is realized, and the dynamic sealing structure which is easy to leak is converted into a static sealing structure with zero leakage.
The existing magnetic pump generally adopts a sealing mechanism with a double-layer isolation cover, and the isolation cover is additionally arranged outside the isolation cover, so that when magnetic force lines are transmitted to an inner magnetic cylinder through an outer magnetic cylinder and drive the inner magnetic cylinder to rotate, two layers of isolation covers need to be cut, the whole magnetic loss is large, the efficiency is low, and if the isolation cover is damaged, the double-layer isolation cover needs to be replaced, so that the cost is high. Accordingly, one skilled in the art provides a magnetic pump with integrated sealing and monitoring functions to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a collect sealed and monitor in magnetic drive pump of an organic whole 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:
the magnetic pump integrates sealing and monitoring, and comprises a bottom plate, wherein a motor is fixedly connected to the right side of the top end of the bottom plate in a threaded manner, a coupler is connected to the output end of the motor in a transmission manner, a pump body is fixedly connected to the output end of the coupler and the output end of the coupler, a bearing box is fixedly arranged at one end, close to the coupler, of the pump body, an outer magnetic cylinder is fixedly arranged at the middle position inside the pump body, an isolation cover is fixedly arranged on the inner side of the outer magnetic cylinder, an inner magnetic cylinder is fixedly arranged on the inner side of the isolation cover, an impeller which is connected with the inner magnetic cylinder in a transmission manner is fixedly arranged at one end, far away from the coupler, inside the pump body, and the motor is electrically connected with an external power supply; the utility model discloses a motor pump, including the motor, be used for the pump body, the motor is used for the pump body bottom to prevent that the pump body is equipped with the visual bubble detector of the internal bubble of pump, temperature probe, liquid leakage probe, the setting that are used for monitoring the temperature on the pump body top are in the monitoring of the liquid leakage probe, the setting that are used for monitoring of pump body bottom the motor operating condition prevent dry and change power protector and probe setting and be in the inside of the pump body is used for monitoring the visual bubble detector of the internal bubble of pump, temperature probe the liquid leakage probe prevent dry and change power protector and the visual bubble detector all with external power source electric connection.
As a further aspect of the present invention: the outer magnetic cylinder and the inner magnetic cylinder are respectively and completely wrapped on the outer side and the inner side of the isolation cover.
As a further aspect of the present invention: the isolation cover is of a cylindrical tubular structure, and the sealing end is a plane.
As a further aspect of the present invention: a bearing seat is fixedly arranged in the bearing box, and a bearing is fixedly arranged on the inner side of the bearing seat.
As a further aspect of the present invention: the bearing is made of silicon carbide.
As a further aspect of the present invention: the isolation cover is made of non-magnetic metal materials.
As a further aspect of the present invention: and a secondary sealing mechanism is fixedly arranged on the outer side of the pump body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the magnetic driver of the magnetic pump consists of an outer magnetic cylinder, an inner magnetic cylinder and a non-magnetic conductive shield, when a motor drives the outer magnetic cylinder to rotate through a coupler, a magnetic field can penetrate through an air gap and the non-magnetic substance shield to drive the inner magnetic cylinder connected with an impeller to synchronously rotate, the non-contact synchronous transmission of power is realized, a dynamic sealing structure easy to leak is converted into a static sealing structure without leakage, a pump shaft and the inner magnetic cylinder are completely sealed by a pump body and the shield, so that the problems of 'leakage, overflow, dripping and leakage' are thoroughly solved, the high-efficiency sealing performance of the pump body is realized, a monitoring mechanism is arranged on the pump body, the monitoring mechanism consists of a temperature probe, a liquid leakage probe, an anti-dry rotation power protector and a visual bubble detector, the working state of the pump body can be monitored in real time, the fault condition of the pump body is timely found and is timely processed, and the fault rate of the pump body is reduced, the maintenance time of the pump body is shortened;
2. adopt secondary seal and add to prevent dry and change protector system and protect for the medium has come out from the cage the protection in case, and the utilization efficiency is high, carries the running cost of equipment under the same medium condition low, if the cage damages, only need to change this individual layer cage just can, relatively cheap.
Drawings
FIG. 1 is a schematic structural view of a magnetic pump with integrated sealing and monitoring functions;
FIG. 2 is a schematic cross-sectional view of a magnetic pump with integrated sealing and monitoring;
FIG. 3 is an enlarged view of a portion of a magnetic pump with integrated sealing and monitoring features;
FIG. 4 is a schematic cross-sectional view of a transmission mechanism of a magnetic pump with integrated sealing and monitoring functions;
FIG. 5 is a schematic cross-sectional view of a shield of the magnetic pump with integrated sealing and monitoring;
fig. 6 is a schematic cross-sectional structure view of a bearing seat of a magnetic pump integrating sealing and monitoring.
In the figure: 1. a base plate; 2. a motor; 3. a coupling; 4. a pump body; 41. a bearing housing; 411. a bearing seat; 4111. a bearing; 42. an outer magnetic cylinder; 43. an isolation cover; 44. an inner magnetic cylinder; 45. an impeller; 5. a monitoring mechanism; 51. a temperature probe; 52. a liquid leak probe; 53. a dry run-out prevention power protector; 54. a visual bubble detector; 6. and (5) a secondary sealing mechanism.
Detailed Description
Please refer to fig. 1 to 6, in an embodiment of the present invention, a magnetic pump integrating sealing and monitoring is provided, which includes a bottom plate 1, a motor 2 is fixed on the right side of the top end of the bottom plate 1 in a threaded manner, an output end of the motor 2 is connected with a shaft coupler 3 in a transmission manner, an output end of the shaft coupler 3 is fixed with a pump body 4 in a threaded manner with the bottom plate 1, an input end of the pump body 4 is connected with an output end of the shaft coupler 3 in a transmission manner, a bearing box 41 is fixedly arranged at one end of the pump body 4 close to the shaft coupler 3, an outer magnetic cylinder 42 is fixedly arranged at an intermediate position inside the pump body 4, an isolation cover 43 is fixedly arranged at the inner side of the outer magnetic cylinder 42, an inner magnetic cylinder 44 is fixedly arranged at the inner side of the isolation cover 43, an impeller 45 in a transmission manner connected with the inner magnetic cylinder 44 is fixedly arranged at one end of the pump body 4 far away from the shaft coupler 3, and the motor 2 is electrically connected with an external power supply; the pump body 4 is provided with the monitoring mechanism 5, the monitoring mechanism 5 comprises a temperature probe 51 arranged at the top end of the pump body 4 and used for monitoring temperature, a liquid leakage probe 52 arranged at the bottom end of the pump body 4 and used for monitoring liquid leakage, a dry-running prevention power protector 53 arranged on the motor 2 and used for monitoring the working state of the motor 2, and a visual bubble detector 54 arranged in the pump body 4 and used for monitoring bubbles in the pump body 4, wherein the temperature probe 51, the liquid leakage probe 52, the dry-running prevention power protector 53 and the visual bubble detector 54 are electrically connected with an external power supply.
In this embodiment, the pump body 4 is fixedly provided with the monitoring mechanism 5, the monitoring mechanism 5 includes a temperature probe 51 arranged at the top end of the pump body 4 and used for monitoring temperature, a liquid leakage probe 52 arranged at the bottom end of the pump body 4 and used for monitoring liquid leakage, an anti-dry-rotation power protector 53 arranged on the motor 2 and used for monitoring the working state of the motor 2, and a visual bubble detector 54 with a probe arranged inside the pump body 4 and used for monitoring bubbles inside the pump body 4; be equipped with monitoring mechanism 5 on the pump body 4, monitoring mechanism 5 comprises temperature probe 51, liquid leakage probe 52, anti-dry-running power protector 53, visual bubble detector 54, can carry out real-time supervision to the operating condition of the pump body 4, in time discovers the fault condition of the pump body 4 to in time handle, reduce the fault rate of the pump body 4, shorten the maintenance duration of the pump body 4.
Specifically, the outer magnetic cylinder 42 and the inner magnetic cylinder 44 are respectively and completely covered on the outer side and the inner side of the isolation cover 43, and the isolation cover 43 is made of a non-magnetic metal material; when the motor 2 drives the outer magnetic cylinder 42 to rotate through the coupler 3, the magnetic field can penetrate through an air gap and the nonmagnetic substance isolation cover to drive the inner magnetic cylinder 44 connected with the impeller 45 to synchronously rotate, the non-contact synchronous transmission of power is realized, the dynamic sealing structure which is easy to leak is converted into a static sealing structure with zero leakage, and the problems of 'running, overflowing, dripping and leaking' are thoroughly solved because the pump shaft and the inner magnetic cylinder 44 are completely sealed by the pump body 4 and the isolation cover 43.
Specifically, the isolation cover 43 is a cylindrical tubular structure, and the sealing end is a plane; the welding structure of cylinder type tubular structure, the welded fastening of being convenient for, sealed effectual, design according to ASMEVII pressure vessel standard, the availability factor is high.
Specifically, a bearing seat 411 is fixedly arranged inside the bearing box 41, a bearing 4111 is fixedly arranged inside the bearing seat 411, and the bearing 4111 is made of silicon carbide; and the bearing stress is stable.
Specifically, a secondary sealing mechanism 6 is fixedly arranged on the pump body 4; the secondary seal is a sealing system which is added in a cavity outside the isolation cover 43 in a sealing mode, the system does not need to function at ordinary times, because the isolation cover 43 is a closed device which is manufactured according to a pressure container and is sealed statically, the secondary seal can play a sealing role only after a medium comes out of the isolation cover 43 when the isolation cover 43 is damaged under abnormal conditions, the utilization efficiency is high, the running cost of the device is low under the condition of conveying the same medium, and only the single-layer isolation cover needs to be replaced if the isolation cover is damaged, so that the operation is low.
The utility model discloses a theory of operation is: the pump body 4 mainly comprises a pump head, a magnetic driver (an outer magnetic cylinder 42, an isolating cover 43, an inner magnetic cylinder 44), a motor 2, a bottom plate 1 and a bearing box 41, wherein the magnetic driver of the magnetic pump comprises the outer magnetic cylinder 42, the inner magnetic cylinder 44 and the isolating cover 43 which is not magnetic conductive, when the motor 2 drives the outer magnetic cylinder 42 to rotate through the coupler 3, magnetic field can penetrate through an air gap and the isolating cover made of nonmagnetic substances to drive the inner magnetic cylinder 44 connected with the impeller 45 to synchronously rotate so as to realize non-contact synchronous transmission of power, and the dynamic sealing structure which is easy to leak is converted into a static sealing structure with zero leakage, and the problems of 'leakage, overflow, dripping and leakage' are thoroughly solved as the pump shaft and the inner magnetic cylinder 44 are completely sealed by the pump body 4 and the isolating cover 43, so that the high-efficiency sealing performance of the pump body 4 is realized, the monitoring mechanism 5 is arranged on the pump body 4, and the monitoring mechanism 5 comprises a temperature probe 51 and a liquid leakage probe 52, Prevent that dry running power protector 53, visual bubble detector 54 constitute, can carry out real-time supervision to the operating condition of the pump body 4, in time discover the fault conditions of the pump body 4 to in time handle, reduce the fault rate of the pump body 4, shorten the maintenance of the pump body 4 and be long.
The above-mentioned, 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 (7)
1. Collect sealed and monitoring in magnetic drive pump of an organic whole, including bottom plate (1), bottom plate (1) top right side spiro union is fixed with motor (2), the output transmission of motor (2) is connected with shaft coupling (3), the output of shaft coupling (3) with bottom plate (1) spiro union is fixed with the pump body (4), the input of the pump body (4) with the output transmission of shaft coupling (3) is connected, its characterized in that, the one end that the pump body (4) is close to shaft coupling (3) has set firmly bearing box (41), the inside intermediate position department of the pump body (4) has set firmly outer magnetic cylinder (42), the inboard of outer magnetic cylinder (42) has set firmly cage (43), the inboard of cage (43) has set firmly interior magnetic cylinder (44), the inside of the pump body (4) is kept away from the one end of shaft coupling (3) have set firmly with impeller (45) that interior magnetic cylinder (44) transmission is connected, the motor (2) is electrically connected with an external power supply;
the utility model discloses a motor pump, including motor (2), motor pump body (4), the inside of motor pump body (4) is used for monitoring the inside bubble detector (54) of the inside bubble of pump body (4), temperature probe (51) that are used for monitoring the temperature, the setting on the pump body (4) top are in the liquid leakage probe (52), the setting that are used for monitoring liquid leakage are in be used for monitoring on the motor (2) the dry running prevention power protector (53) and the probe setting of motor pump body (2) operating condition are in the inside of pump body (4) is used for monitoring the visual bubble detector (54) of the inside bubble of pump body (4), temperature probe (51) liquid leakage probe (52) the dry running prevention power protector (53) and visual bubble detector (54) all with external power source electric connection.
2. The magnetic pump integrating sealing and monitoring as claimed in claim 1, wherein the outer magnetic cylinder (42) and the inner magnetic cylinder (44) are completely covered outside and inside the isolation cover (43), respectively.
3. The magnetic pump integrating sealing and monitoring as claimed in claim 1, wherein the isolation cover (43) is a cylindrical tube structure, and the sealing end is a plane.
4. The magnetic pump integrating sealing and monitoring as claimed in claim 1, wherein a bearing seat (411) is fixed inside the bearing box (41), and a bearing (4111) is fixed inside the bearing seat (411).
5. The integrated sealing and monitoring magnetic pump of claim 4, wherein the bearing (4111) is made of silicon carbide.
6. The magnetic pump integrating sealing and monitoring as claimed in claim 1, wherein the shielding case (43) is made of a non-magnetic metal material.
7. The magnetic pump integrating sealing and monitoring as claimed in claim 1, wherein a secondary sealing mechanism (6) is fixedly arranged on the outer side of the pump body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120754641.1U CN215213977U (en) | 2021-04-09 | 2021-04-09 | Magnetic pump integrating sealing and monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120754641.1U CN215213977U (en) | 2021-04-09 | 2021-04-09 | Magnetic pump integrating sealing and monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215213977U true CN215213977U (en) | 2021-12-17 |
Family
ID=79446947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120754641.1U Active CN215213977U (en) | 2021-04-09 | 2021-04-09 | Magnetic pump integrating sealing and monitoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215213977U (en) |
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2021
- 2021-04-09 CN CN202120754641.1U patent/CN215213977U/en active Active
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