CN211082304U - Long shaft submerged pump - Google Patents
Long shaft submerged pump Download PDFInfo
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- CN211082304U CN211082304U CN201921051686.1U CN201921051686U CN211082304U CN 211082304 U CN211082304 U CN 211082304U CN 201921051686 U CN201921051686 U CN 201921051686U CN 211082304 U CN211082304 U CN 211082304U
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Abstract
The utility model discloses a novel long-axis submerged pump, which comprises a motor, an upper pipe fitting, a lower pipe fitting, a pump body and a water outlet pipe, wherein the head end of the upper pipe fitting is connected with the motor through an upper bearing chamber, the upper pipe fitting and the lower pipe fitting are connected through a middle bearing chamber, the lower pipe fitting is connected with the pump body through a lower bearing chamber, and the water outlet pipe is connected with the pump body; the pump shaft is divided into an upper pipe fitting and a lower pipe fitting by adopting a sectional design, and the pump body is connected with the motor through the upper bearing chamber, the middle bearing chamber and the lower bearing chamber, so that the aims of reducing the processing difficulty, facilitating transportation and facilitating maintenance and replacement of spare parts are fulfilled.
Description
Technical Field
The utility model relates to a pump body production application, concretely relates to novel major axis submerged pump.
Background
The novel long-shaft submerged pump is suitable for conveying various corrosive media such as belt particles, high viscosity, strong acid, alkali, salt, strong oxidant and the like. The pump shaft in the traditional technology is long in length, so that the production and processing difficulty is increased, and the transportation and replacement are inconvenient.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a novel major axis submerged pump to reach the purpose that reduces the processing degree of difficulty, convenient transportation and the maintenance and the change of convenient spare part.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a novel long-shaft submerged pump comprises a motor, an upper pipe fitting, a lower pipe fitting, a pump body and a water outlet pipe, wherein the head end of the upper pipe fitting is connected with the motor through an upper bearing chamber, the upper pipe fitting is connected with the lower pipe fitting through a middle bearing chamber, the lower pipe fitting is connected with the pump body through a lower bearing chamber, and the water outlet pipe is connected with the pump body;
the upper pipe fitting comprises an upper support pipe and an upper pump shaft, and the upper pump shaft is arranged in the upper support pipe;
the lower pipe fitting comprises a lower supporting pipe and a lower pump shaft, and the lower pump shaft is arranged in the lower supporting pipe;
the upper bearing chamber is connected with a base, the base is connected with the motor through the bottom plate, the end part of the upper supporting pipe is fixedly connected to the upper bearing chamber through a nut, and the head end of the upper pump shaft penetrates through the upper bearing chamber to be connected with the end part of the motor;
the middle bearing chamber comprises a front middle bearing chamber and a rear middle bearing chamber, the front middle bearing chamber and the rear middle bearing chamber are connected through a middle supporting pipe, and the end part of the upper pump shaft is connected with the end part of the lower pump shaft penetrating through the middle bearing chamber through the end part of the middle bearing chamber;
the lower supporting tube is connected with the lower bearing chamber through a nut, and the lower pump shaft penetrates through the lower bearing chamber to be connected with the impeller in the pump body.
The utility model discloses an adopt and decompose the pump shaft into top tube spare and this segmentation design of lower tube spare to through last bearing room, well bearing room and lower bearing room with the pump body and motor connection, reach the purpose that reduces the processing degree of difficulty, convenient transportation and the maintenance and the change of convenient spare part.
Preferably, the water outlet pipe comprises a water outlet elbow and a horizontal straight pipe, the top end of the vertical part of the water outlet elbow is connected with the body, the end part of the horizontal part of the water outlet elbow is connected with the end part of the horizontal straight pipe through a nut, and the end part of the horizontal straight pipe is connected to the bottom plate through a half flange.
Preferably, the upper pump shaft is connected with a driving shaft of the motor through a coupling, and the upper pump shaft is also connected with the lower pump shaft through a coupling;
rolling bearings are arranged between the two ends of the upper pump shaft and the upper bearing chamber and between the two ends of the upper pump shaft and the rear middle bearing chamber respectively, and rolling bearings are also arranged between the two ends of the lower pump shaft and the lower bearing chamber and between the two ends of the lower pump shaft and the front middle bearing chamber respectively. The mounting quality of the pipe fitting is guaranteed by the coupler, the rolling bearing is used for replacing a sliding bearing, the vibration of the equipment is reduced, the running stability of the equipment is improved, and the service life of the equipment is prolonged.
Preferably, a machine seal chamber is further arranged between the lower bearing chamber and the pump body, the machine seal chamber is connected with an end cover arranged at the end of the pump body through a bolt, a machine seal shaft sleeve is arranged at a position, located in the lower bearing chamber, of the lower pump shaft, a double-end-face machine seal piece is further arranged on the outer side wall of the machine seal shaft sleeve, the head end of the double-end-face machine seal piece is arranged between the end cover and the machine seal shaft sleeve, and the other end of the double-end-face machine seal piece is arranged between the machine seal chamber and the machine seal shaft sleeve. The pump body is sealed by the mechanical seal chamber, material leakage and zero contact between the interior of the pump and the material are achieved, and the service life of the equipment is further prolonged.
Preferably, a pump body opening ring is arranged between the pump body and the impeller.
Preferably, a grease cavity for containing grease is further arranged between the pump cover and the mechanical seal shaft sleeve.
Preferably, a detector for detecting whether the machine seal chamber leaks is arranged in a seal cavity formed between the machine seal chamber and the lower bearing chamber, and the detector is connected with an external control terminal through a signal transmission line. Whether leakage exists is detected by the detector, the signal transmission line and the control terminal, and a detection result is fed back to a worker by the control terminal, so that the use safety of the whole pump body is improved.
The utility model has the advantages of as follows:
1. the utility model discloses an adopt and decompose the pump shaft into top tube spare and this segmentation design of lower tube spare to through last bearing room, well bearing room and lower bearing room with the pump body and motor connection, reach the purpose that reduces the processing degree of difficulty, convenient transportation and the maintenance and the change of convenient spare part.
2. The utility model discloses utilize the shaft coupling to guarantee the installation quality of pipe fitting, utilize antifriction bearing to replace slide bearing, reduced the vibration of equipment, strengthened the stability of equipment operation, also prolonged the life of equipment.
3. The utility model discloses utilize the machine to seal the room and realize the sealed of the pump body, realize that the material leaks and the pump is inside and the zero contact of material, further prolonged the life of equipment.
4. The utility model discloses whether utilize detector, signal transmission line and control terminal to detect having the leakage to give the staff with the testing result feedback by control terminal, promoted the safe in utilization of the whole pump body.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic structural view of a novel long-axis submerged pump disclosed in an embodiment of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is an enlarged schematic view at B of FIG. 1;
FIG. 4 is an enlarged schematic view at C of FIG. 1;
the corresponding part names indicated by the numbers and letters in the drawings:
1. motor 21, upper support pipe 22, upper pump shaft 31, lower support pipe 32, lower pump shaft 4 and pump body
51. Water outlet elbow 52, horizontal straight pipe 53, halved flange 6, upper bearing chamber 71, front middle bearing chamber
72. Rear middle bearing chamber 73, middle support tube 8, lower bearing chamber 9, coupling 10, base 11 and bottom plate
12. Rolling bearing 13, impeller 14, pump body opening ring 15, mechanical seal chamber 16 and mechanical seal shaft sleeve
17. A double end face cover 18, a yellow oil chamber 19, a signal transmission line.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
The utility model provides a novel major axis submerged pump, its theory of operation is through adopting to decompose the pump shaft into top tube spare and this segmentation design of low tube spare to through top bearing room, well bearing room and lower bearing room with the pump body and motor connection, reach the purpose that reduces the processing degree of difficulty, convenient transportation and the maintenance and the change of convenient spare part. The present invention will be described in further detail with reference to examples and embodiments.
As shown in fig. 1-4, a novel long-axis submerged pump comprises a motor 1, an upper pipe fitting, a lower pipe fitting, a pump body 4 and a water outlet pipe, wherein the head end of the upper pipe fitting is connected with the motor through an upper bearing chamber 6, the upper pipe fitting and the lower pipe fitting are connected through a middle bearing chamber, the lower pipe fitting is connected with the pump body through a lower bearing chamber 8, and the water outlet pipe is connected with the pump body;
the upper pipe fitting comprises an upper support pipe 21 and an upper pump shaft 22, and the upper pump shaft is arranged in the upper support pipe;
the lower pipe fitting comprises a lower support pipe 31 and a lower pump shaft 32, the lower pump shaft is arranged in the lower support pipe, and the upper pump shaft is connected with the lower pump shaft through a coupling 9;
the upper bearing chamber is connected with a machine base 10, the machine base is connected with the motor through the bottom plate 11, the end part of the upper supporting pipe is fixedly connected to the upper bearing chamber through a nut, and the head end of the upper pump shaft penetrates through the upper bearing chamber to be connected with the end part of the motor through a coupler;
the middle bearing chamber comprises a front middle bearing chamber 71 and a rear middle bearing chamber 72, the front middle bearing chamber and the rear middle bearing chamber are connected through a middle support pipe 73, the end part of the upper pump shaft is connected with the end part of the lower pump shaft penetrating through the end part of the middle bearing chamber, and rolling bearings 12 are arranged between the two ends of the upper pump shaft and the upper bearing chamber and between the two ends of the upper pump shaft and the rear middle bearing chamber respectively; the lower supporting tube is connected with the lower bearing chamber through a nut, the lower pump shaft penetrates through the lower bearing chamber and is connected with an impeller 13 in the pump body, a pump body opening ring 14 is arranged between the pump body and the impeller, and rolling bearings are also arranged at two ends of the lower pump shaft between the lower bearing chamber and the front middle bearing chamber respectively;
the water outlet pipe comprises a water outlet elbow 51 and a horizontal straight pipe 52, the top end of the vertical part of the water outlet elbow is connected with the body, the end part of the horizontal part of the water outlet elbow is connected with the end part of the horizontal straight pipe through a nut, and the end part of the horizontal straight pipe is connected on the bottom plate through a half flange 53.
A machine seal chamber 15 is further arranged between the lower bearing chamber and the pump body, the machine seal chamber is connected with an end cover arranged at the end part of the pump body through a bolt, a machine seal shaft sleeve 16 is arranged at the position, located in the lower bearing chamber, of the lower pump shaft, a double-end-face machine seal 17 is further arranged on the outer side wall of the machine seal shaft sleeve, the head end of the double-end-face machine seal is arranged between the end cover and the machine seal shaft sleeve, and the other end of the double-end-face machine seal is arranged between the machine seal chamber and the machine seal shaft sleeve; and a butter cavity 18 for containing butter is also arranged between the pump cover and the mechanical seal shaft sleeve.
A detector (not shown) for detecting whether the mechanical seal chamber has leakage is arranged in a seal cavity formed between the mechanical seal chamber and the lower bearing chamber, and the detector is connected with an external control terminal through a signal transmission line 19.
The utility model discloses a concrete application steps as follows: as shown in fig. 1 to 4, in the actual use process, the pump shaft is divided into an upper pump shaft 22 and a lower pump shaft 32 by a sectional design, and the support tube is divided into an upper support tube 21, a lower support tube 31 and a middle support tube 73, so that the pump is convenient to process and transport, and is convenient to install, maintain and replace on site.
The vibration of the whole novel long-shaft submerged pump is reduced by using the coupler 9 and the roller bearing 12, and the overall stability is improved.
Through set up the machine seal room between the upper bearing room and the pump body to utilize the machine seal axle sleeve and the double-end face machine cover spare in the machine seal room to realize sealing it, effectively prevent the material and leak, avoid the material to get into the water pump in, guaranteed the long-term colleges and universities operation of water pump.
Meanwhile, the intelligent detection is carried out by utilizing the detector, the signal transmission line and the external control terminal (the type of the detector and the type of the external control terminal can select proper equipment types according to actual conditions), so that equipment maintenance personnel can find problems in time.
In this way, the utility model provides a novel major axis submerged pump decomposes the pump shaft into top tube spare and this sectional design of low tube spare through the adoption to through top bearing room, well bearing room and lower bearing room with the pump body and motor connection, reach the purpose that reduces the processing degree of difficulty, convenient transportation and the maintenance and the change of convenient spare part. The above is only the preferred embodiment of the novel long-shaft submerged pump disclosed in the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and improvements can be made without departing from the inventive concept of the present invention, and these modifications and improvements all belong to the protection scope of the present invention.
Claims (4)
1. A novel long-shaft submerged pump is characterized by comprising a motor, an upper pipe fitting, a lower pipe fitting, a pump body and a water outlet pipe, wherein the head end of the upper pipe fitting is connected with the motor through an upper bearing chamber, the upper pipe fitting and the lower pipe fitting are connected through a middle bearing chamber, the lower pipe fitting is connected with the pump body through a lower bearing chamber, and the water outlet pipe is connected with the pump body;
the upper pipe fitting comprises an upper support pipe and an upper pump shaft, and the upper pump shaft is arranged in the upper support pipe;
the lower pipe fitting comprises a lower supporting pipe and a lower pump shaft, and the lower pump shaft is arranged in the lower supporting pipe;
the upper bearing chamber is connected with a base, the base is connected with the motor through a bottom plate, the end part of the upper supporting pipe is fixedly connected to the upper bearing chamber through a nut, and the head end of the upper pump shaft penetrates through the upper bearing chamber to be connected with the end part of the motor;
the middle bearing chamber comprises a front middle bearing chamber and a rear middle bearing chamber, the front middle bearing chamber and the rear middle bearing chamber are connected through a middle supporting pipe, and the end part of the upper pump shaft is connected with the end part of the lower pump shaft penetrating through the middle bearing chamber through the end part of the middle bearing chamber;
the lower supporting tube is connected with the lower bearing chamber through a nut, and the lower pump shaft penetrates through the lower bearing chamber and is connected with an impeller in the pump body; a machine seal chamber is further arranged between the lower bearing chamber and the pump body, the machine seal chamber is connected with an end cover arranged at the end part of the pump body through a bolt, a machine seal shaft sleeve is arranged at the position, located in the lower bearing chamber, of the lower pump shaft, a double-end-face machine seal piece is further arranged on the outer side wall of the machine seal shaft sleeve, the head end of the double-end-face machine seal piece is arranged between the end cover and the machine seal shaft sleeve, and the other end of the double-end-face machine seal piece is arranged between the machine seal chamber and the machine seal shaft sleeve;
a pump body opening ring is arranged between the pump body and the impeller;
and a grease cavity for containing grease is also arranged between the end cover and the mechanical seal shaft sleeve.
2. The novel long-shaft submerged pump according to claim 1, wherein the water outlet pipe comprises a water outlet elbow and a horizontal straight pipe, the top end of the vertical part of the water outlet elbow is connected with the pump body, the end part of the horizontal part of the water outlet elbow is connected with the end part of the horizontal straight pipe through a nut, and the end part of the horizontal straight pipe is connected to the bottom plate through a half flange.
3. The novel long-shaft submerged pump according to any one of claims 1 or 2, characterized in that the upper pump shaft is connected with a drive shaft of the motor through a coupling, and the upper pump shaft is also connected with the lower pump shaft through a coupling; rolling bearings are arranged between the two ends of the upper pump shaft and the upper bearing chamber and between the two ends of the upper pump shaft and the rear middle bearing chamber respectively, and rolling bearings are also arranged between the two ends of the lower pump shaft and the lower bearing chamber and between the two ends of the lower pump shaft and the front middle bearing chamber respectively.
4. The novel long-shaft submerged pump according to any one of claims 1 or 2, wherein a detector for detecting whether the mechanical seal chamber leaks or not is arranged in a seal cavity formed between the mechanical seal chamber and the lower bearing chamber, and the detector is connected with an external control terminal through a signal transmission line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921051686.1U CN211082304U (en) | 2019-07-08 | 2019-07-08 | Long shaft submerged pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921051686.1U CN211082304U (en) | 2019-07-08 | 2019-07-08 | Long shaft submerged pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211082304U true CN211082304U (en) | 2020-07-24 |
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ID=71629183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921051686.1U Active CN211082304U (en) | 2019-07-08 | 2019-07-08 | Long shaft submerged pump |
Country Status (1)
| Country | Link |
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| CN (1) | CN211082304U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343843A (en) * | 2020-10-26 | 2021-02-09 | 湖北工程学院 | Disrotatory axial-flow type main ventilator |
| CN112343930A (en) * | 2020-10-26 | 2021-02-09 | 湖北工程学院 | Half coupling, connecting mechanism and transmission mechanism |
-
2019
- 2019-07-08 CN CN201921051686.1U patent/CN211082304U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343843A (en) * | 2020-10-26 | 2021-02-09 | 湖北工程学院 | Disrotatory axial-flow type main ventilator |
| CN112343930A (en) * | 2020-10-26 | 2021-02-09 | 湖北工程学院 | Half coupling, connecting mechanism and transmission mechanism |
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