CN214887733U

CN214887733U - Split type pipeline pump

Info

Publication number: CN214887733U
Application number: CN202120695046.5U
Authority: CN
Inventors: 文永吉; 柴建院; 李斌
Original assignee: Shanxi Jieyi Electric Pump Manufacturing Co ltd
Current assignee: Shanxi Jieyi Electric Pump Manufacturing Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-11-26
Anticipated expiration: 2031-04-06

Abstract

The utility model discloses a split type tubing pump, including the pump body, impeller, pump shaft and motor hookup seat, the hydroecium has in the pump body, the impeller is fixed on the pump shaft, and the impeller is located the hydroecium, and the pump cover that the pump body was passed on the top of pump shaft is located the pump body outside, installs motor hookup seat on the pump body, and the motor setting is on motor hookup seat, and the output shaft of motor passes through coupling assembly with the top of pump shaft to be connected, and present tubing pump can only be supported specific motor to this device, and manufacturing cost is high, installs inconvenient technical problem.

Description

Split type pipeline pump

Technical Field

The utility model relates to a tubing pump technical field, concretely relates to split type tubing pump.

Background

The pipeline pump is a single-suction single-stage or multi-stage centrifugal pump, belongs to a vertical structure, and is named as a pipeline pump because the inlet and the outlet of the pipeline pump are on the same straight line, have the same caliber, are similar to a section of pipeline and can be installed at any position of the pipeline.

Traditional tubing pump, the motor shaft stretches into in the pressurized-water chamber of the pump body, impeller direct mount is on the motor shaft, and specific motor can only be chooseed for use to this kind of mounting means, and manufacturing cost is high, can only install in the production process moreover, and installation and maintenance are inconvenient, because impeller and motor shaft lug connection, when blockking up, very easily cause the damage of motor, the pump body and motor maintenance need be dismantled in the maintenance, and are with high costs, and the maintenance operation is complicated.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a split type tubing pump to solve present tubing pump and only can form a complete set specific motor, manufacturing cost is high, installs inconvenient technical problem.

The utility model provides a split type tubing pump, includes the pump body, impeller, pump shaft and motor coupling seat, the hydroecium has in the pump body, the impeller is fixed on the pump shaft, and the impeller is located the hydroecium, and the pump cover that the pump body was passed to the top of pump shaft is located the pump body outside, installs motor coupling seat on the pump body, and the motor setting is on motor coupling seat, and the output shaft of motor passes through the coupling subassembly with the top of pump shaft and is connected.

Preferably, the pump shaft is connected with the pump cover in a rotating and sealing mode.

Preferably, the pump further comprises a bearing body, the bearing body is arranged on the pump cover, a bearing is arranged in the bearing body, the pump shaft is connected with an inner ring of the bearing, and the pump shaft penetrates through the bearing body.

Preferably, bearing glands are installed at two ends of the bearing body, and the pump shaft penetrates through the two bearing glands.

Preferably, the number of the bearings is two, the pump shaft is connected with the inner rings of the two bearings, the pump shaft is connected with a positioning ring, the top end of the positioning ring is in surface contact with the bottom end of the upper bearing, and the bottom end of the positioning ring is in surface contact with the top end of the lower bearing.

Preferably, the motor coupling seat is fixed on the bearing body.

Preferably, the pump shaft is in rotary sealing connection with the bearing gland.

Preferably, the coupling assembly comprises a motor coupling and a pump coupling, the motor coupling is fixed on an output shaft of the motor, the pump coupling is fixed on the pump shaft, the motor coupling is connected with the pump coupling, and an elastic block is arranged between the motor coupling and the pump coupling.

The beneficial effects of the utility model are embodied in: through setting up the pump shaft among this technical scheme, be connected impeller and pump shaft, pass through the shaft coupling subassembly with the output shaft of pump shaft and motor again and be connected, so with motor and impeller separation, the user can choose ordinary motor for use according to the demand of oneself, and reduce cost, the user of being convenient for installs by oneself.

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 embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a front sectional view of the present invention.

In the attached figure, 1-pump body, 2-impeller, 3-pump cover, 4-positioning ring, 5-bearing body, 6-bearing, 7-pump shaft, 8-bearing gland, 9-motor coupling seat and 10-pump coupling.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

Examples

As shown in fig. 1, the present embodiment provides a split type pipeline pump, including the pump body 1, impeller 2, pump shaft 7 and motor coupling seat 9, the pressurized water room has in the pump body 1, impeller 2 fixes on pump shaft 7, and impeller 2 is located the pressurized water room, and pump cover 3 that the pump body 1 was passed on the top of pump shaft 7 is located the pump body 1 outside, installs motor coupling seat 9 on the pump body 1, and the motor setting is on motor coupling seat 9, and the output shaft of motor passes through the shaft coupling subassembly with the top of pump shaft 7 and is connected.

Traditional tubing pump, the output shaft of motor stretches into in the pressurized-water chamber of the pump body 1, the output shaft of impeller 2 and motor, this kind can only adopt supporting specific motor, the cost is higher, and installation and maintenance all need the producer to go on, it is more troublesome, through setting up pump shaft 7 in this embodiment, be connected impeller 2 and pump shaft 7, pass through the coupling assembling with the output shaft of pump shaft 7 and motor again and be connected, so with motor and impeller 2 separation, the user can choose ordinary motor for use according to the demand of oneself and install, the cost is reduced, the user of being convenient for installs by oneself.

In this embodiment, the pump shaft 7 is connected to the pump cover 3 in a rotating and sealing manner, and in this embodiment, a mechanical seal is used between the pump shaft 7 and the pump cover 3 to prevent the pipeline pump body 1 from leaking water.

The pump cover is characterized by further comprising a bearing body 5, the bearing body 5 is arranged on the pump cover 3, a bearing 6 is arranged in the bearing body 5, the pump shaft 7 is connected with an inner ring of the bearing 6, and the pump shaft 7 penetrates through the bearing body 5.

In the embodiment, the bearing body 5 is arranged, the bearing 6 is arranged in the bearing body 5, and the pump shaft 7 is connected with the inner ring of the bearing 6, so that the running stability of the pump shaft 7 is improved.

In this embodiment, bearing glands 8 are installed at both ends of the bearing body 5, the pump shaft 7 penetrates through the two bearing glands 8, and the pump shaft 7 is connected with the bearing glands 8 in a rotating and sealing manner. In this embodiment, the bearing gland 8 is provided for sealing the bearing chamber in the bearing body 5, and also for supporting and positioning the pump shaft 7, and when the bearing is used specifically, a proper amount of engine oil is added into the bearing chamber to cool and lubricate the bearing 6.

In this embodiment, the number of the bearings 6 is two, the pump shaft 7 is connected with the inner rings of the two bearings 6, the positioning ring 4 is connected to the pump shaft 7, the top end of the positioning ring 4 contacts with the bottom end face of the upper bearing 6, and the bottom end of the positioning ring 4 contacts with the top end face of the lower bearing 6. In this embodiment the positioning ring 4 is formed integrally with the pump shaft 7.

The two bearings 6 are arranged in the embodiment, so that the supporting and positioning effects on the pump shaft 7 are better, and the positioning rings 4 are arranged to further limit the vertical shaking of the pump shaft 7, so that the pump shaft 7 is more stable in the operation process.

In the present embodiment, the motor coupling seat 9 is fixed to the bearing body 5.

In this embodiment the shaft coupling subassembly includes motor coupling and pump coupling 10, motor coupling is fixed in on the output shaft of motor, and pump coupling 10 is fixed in on pump shaft 7, and motor coupling and pump coupling 10 are connected, are provided with the elastic block between motor coupling and the pump coupling 10.

Traditional tubing pump is when the pump body blocks up, the motor is because with 3 lug connection of impeller, the condition that the motor damaged often appears, the shaft coupling subassembly includes motor shaft coupling and pump shaft coupling 10 in this embodiment, set up the elastic block between motor shaft coupling and pump shaft coupling 10, the elastic block has buffer function, when blockking up in the pump body, the spoilage of motor can be reduced to the cushioning effect, when blockking up in the pump body, because the existence of buffer capacity, pump shaft 7 damages sometimes, and the output shaft of motor does not damage, reduce the spoilage of motor, reduce cost of maintenance, during the while maintenance, only need open pump body 1 maintenance, need not carry out motor maintenance, it is simpler to make the maintenance like this.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a split type tubing pump, its characterized in that, includes the pump body (1), impeller (2), pump shaft (7) and motor hookup seat (9), the hydroecium has been pressed in the pump body (1), impeller (2) are fixed on pump shaft (7), and impeller (2) are located the hydroecium, and pump cover (3) that the top of pump shaft (7) passed the pump body (1) are located the pump body (1) outside, install motor hookup seat (9) on the pump body (1), and the motor setting is on motor hookup seat (9), and the output shaft of motor passes through the shaft coupling subassembly with the top of pump shaft (7) and is connected.

2. The split-type pipeline pump according to claim 1, wherein the pump shaft (7) is rotationally and hermetically connected with the pump cover (3).

3. The split type pipeline pump according to claim 1, further comprising a bearing body (5), wherein the bearing body (5) is arranged on the pump cover (3), a bearing (6) is arranged in the bearing body (5), the pump shaft (7) is connected with an inner ring of the bearing (6), and the pump shaft (7) penetrates through the bearing body (5).

4. A split pipe pump according to claim 3, wherein bearing glands (8) are mounted at both ends of the bearing body (5), and the pump shaft (7) penetrates through both bearing glands (8).

5. The split type pipeline pump according to claim 3, wherein the number of the bearings (6) is two, the pump shaft (7) is connected with the inner rings of the two bearings (6), the positioning ring (4) is connected on the pump shaft (7), the top end of the positioning ring (4) is in surface contact with the bottom end of the upper bearing (6), and the bottom end of the positioning ring (4) is in surface contact with the top end of the lower bearing (6).

6. A split pipe pump according to claim 3, wherein the motor coupling seat (9) is fixed to the bearing body (5).

7. A split pipe pump according to claim 4, wherein the pump shaft (7) is in rotational sealing connection with a bearing gland (8).

8. The split type pipeline pump according to claim 1, wherein the coupling assembly comprises a motor coupling and a pump coupling (10), the motor coupling is fixed on an output shaft of the motor, the pump coupling (10) is fixed on the pump shaft (7), the motor coupling is connected with the pump coupling (10), and an elastic block is arranged between the motor coupling and the pump coupling (10).