CN210397122U - Horizontal direct-connection double-suction pump - Google Patents
Horizontal direct-connection double-suction pump Download PDFInfo
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- CN210397122U CN210397122U CN201921081861.1U CN201921081861U CN210397122U CN 210397122 U CN210397122 U CN 210397122U CN 201921081861 U CN201921081861 U CN 201921081861U CN 210397122 U CN210397122 U CN 210397122U
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- 210000004907 gland Anatomy 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000003754 machining Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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Abstract
A horizontal direct-connection double-suction pump comprises a base, a motor, a pump body and a support, wherein the motor and the pump body are connected to the base; the pump cover is covered on the side edge of the pump body and is connected with the shell of the motor through a support; one end of the motor is provided with a shaft extension, and the shaft extension sequentially penetrates through the support and the pump cover to be connected with an impeller; the end part of the shaft extension is rotationally connected with the end part of the pump body through a shaft sleeve; the pump body comprises an upper pump body and a lower pump body, and the shaft of the motor is arranged on a central axis between the upper pump body and the lower pump body in an extending manner; the impeller is arranged between the upper pump body and the lower pump body. Compared with the prior art, the horizontal direct-connection double-suction pump has the advantages that the structure is optimized by reasonably arranging the motor shaft extension, so that the structure is simpler, and the production cost is reduced; part of part structures are simplified, the machining efficiency is improved, and the production cost is also saved; the motor is directly connected with the pump, so that the coaxiality of the product is improved, the operation is more stable and reliable, and the assembly and debugging process is more convenient than that of the traditional structure.
Description
Technical Field
The utility model relates to the technical field of pumps, specifically indicate a horizontal direct connection double entry pump.
Background
The common middle-open type double-suction pump has a complex structure, the bearing structures at two ends of a rotor part are complex, the packing seal replacement difficulty is high, and the installation and the disassembly are inconvenient; when the existing double-suction pump is installed, the motor and the pump are connected through a coupler, the coaxiality debugging of the pump and the motor is needed before the installation, and the assembly efficiency is low.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to above-mentioned prior art not enough, and provide a horizontal direct connection double entry pump.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a horizontal direct-connection double-suction pump comprises a base, a motor, a pump body and a support, wherein the motor and the pump body are connected to the base; the pump cover is covered on the side edge of the pump body and is connected with the shell of the motor through a support; one end of the motor is provided with a shaft extension, and the shaft extension sequentially penetrates through the support and the pump cover to be connected with an impeller; the end part of the shaft extension is rotationally connected with the end part of the pump body through a shaft sleeve; the pump body comprises an upper pump body and a lower pump body, and the shaft of the motor is arranged on a central axis between the upper pump body and the lower pump body in an extending manner; the impeller is arranged between the upper pump body and the lower pump body.
Further, the shaft extension of the motor comprises a first shaft extension section, a second shaft extension section, a third shaft extension section and a fourth shaft extension section, and the shaft sleeve is sleeved outside the first shaft extension section; the outer side of the second shaft extension section is in threaded connection with a limiting nut; the impeller is sleeved outside the third shaft extension section in a key connection mode, and a fixing sleeve is arranged on the side edge of the impeller; the fixed sleeve is sleeved on the third shaft extension section; the pump cover is sleeved outside the fixed sleeve; a mechanical seal and a mechanical gland are sequentially sleeved on the fourth shaft extension section, and a bearing is arranged between the mechanical gland and the fourth shaft extension section; and two sides of the mechanical gland are connected with the shaft cover through bolts.
Further, the shaft sleeve is connected to the end of the pump body by a screw.
Furthermore, the outer sides of the supports are connected with the outer sides of the shell and the pump cover of the motor through flanges.
Compared with the prior art, the utility model discloses a horizontal antithetical couplet double entry pump has following beneficial effect:
1. the structure is optimized by reasonably arranging the motor shaft extension, so that the structure is simpler, and the production cost is reduced;
2. part of part structures are simplified, the machining efficiency is improved, and the production cost is also saved;
3. the motor is directly connected with the pump, so that the coaxiality of the product is improved, the operation is more stable and reliable, and the assembly and debugging process is more convenient than that of the traditional structure.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
the pump comprises a base 1, a base 2, a motor 21, a first shaft extension section 22, a second shaft extension section 23, a third shaft extension section 24, a fourth shaft extension section 31, an upper pump body 32, a lower pump body 4, a support 5, a pump cover 6, an impeller 7, a shaft sleeve 8, a limiting nut 9, a fixing sleeve 10, a mechanical seal 11, a mechanical gland 12 and a bearing.
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.
As shown in fig. 1, a horizontal direct-connection double-suction pump comprises a base 1, a motor 2, a pump body and a bracket 4, wherein the motor 2 and the pump body are both connected to the base 1; the pump cover 5 is covered on the side edge of the pump body, and the pump cover 5 is connected with the shell of the motor 2 through a bracket 4; one end of the motor 2 is provided with a shaft extension which sequentially penetrates through the bracket 4 and the pump cover 5 to be connected with an impeller 6; the end part of the shaft extension is rotatably connected with the end part of the pump body through a shaft sleeve 7, and the shaft sleeve 7 is connected to the end part of the pump body through a screw; the pump body comprises an upper pump body 31 and a lower pump body 32, and the shaft of the motor 2 is arranged on a central axis between the upper pump body 31 and the lower pump body 32; the impeller 4 is disposed between the upper pump body 31 and the lower pump body 32.
In this embodiment, the shaft extension of the motor 2 includes a first shaft extension section 21, a second shaft extension section 22, a third shaft extension section 23 and a fourth shaft extension section 24, and the shaft sleeve 7 is sleeved outside the first shaft extension section 21; the outer side of the second shaft extension section 22 is in threaded connection with a limit nut 8; the impeller 6 is sleeved outside the third shaft extension section 23 in a key connection mode, and a fixed sleeve 9 is arranged on the side edge of the impeller 6; the fixed sleeve 9 is sleeved on the third shaft extension section 23; the pump cover 5 is sleeved outside the fixed sleeve 9; the fourth shaft extension section 24 is sequentially sleeved with a mechanical seal 10 and a mechanical gland 11, a bearing 12 is arranged between the mechanical gland 11 and the fourth shaft extension section 24, and the bearing 12 is sleeved on the fourth shaft extension section 24; and two sides of the mechanical gland 11 are connected with the shaft 5 through bolts.
In this embodiment, the outer sides of the brackets 4 are connected with the outer sides of the housing of the motor 2 and the pump cover 5 through flanges.
The present invention is not limited to the above-described embodiments, and those skilled in the art can make modifications or changes without departing from the spirit of the present invention.
Claims (4)
1. The utility model provides a horizontal direct connection double entry pump which characterized in that: the pump comprises a base, a motor, a pump body and a bracket, wherein the motor and the pump body are connected to the base; the pump cover is covered on the side edge of the pump body and is connected with the shell of the motor through a support; one end of the motor is provided with a shaft extension, and the shaft extension sequentially penetrates through the support and the pump cover to be connected with an impeller; the end part of the shaft extension is rotationally connected with the end part of the pump body through a shaft sleeve; the pump body comprises an upper pump body and a lower pump body, and the shaft of the motor is arranged on a central axis between the upper pump body and the lower pump body in an extending manner; the impeller is arranged between the upper pump body and the lower pump body.
2. The horizontal direct-coupled double suction pump according to claim 1, wherein: the shaft extension of the motor comprises a first shaft extension section, a second shaft extension section, a third shaft extension section and a fourth shaft extension section, and the shaft sleeve is sleeved outside the first shaft extension section; the outer side of the second shaft extension section is in threaded connection with a limiting nut; the impeller is sleeved outside the third shaft extension section in a key connection mode, and a fixing sleeve is arranged on the side edge of the impeller; the fixed sleeve is sleeved on the third shaft extension section; the pump cover is sleeved outside the fixed sleeve; a mechanical seal and a mechanical gland are sequentially sleeved on the fourth shaft extension section, and a bearing is arranged between the mechanical gland and the fourth shaft extension section; and two sides of the mechanical gland are connected with the shaft cover through bolts.
3. The horizontal direct-coupled double suction pump according to claim 1, wherein: the shaft sleeve is connected to the end of the pump body through a screw.
4. The horizontal direct-coupled double suction pump according to claim 1, wherein: the outer sides of the supports are connected with the shell of the motor and the outer side of the pump cover through flanges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921081861.1U CN210397122U (en) | 2019-07-11 | 2019-07-11 | Horizontal direct-connection double-suction pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921081861.1U CN210397122U (en) | 2019-07-11 | 2019-07-11 | Horizontal direct-connection double-suction pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210397122U true CN210397122U (en) | 2020-04-24 |
Family
ID=70354669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921081861.1U Active CN210397122U (en) | 2019-07-11 | 2019-07-11 | Horizontal direct-connection double-suction pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210397122U (en) |
-
2019
- 2019-07-11 CN CN201921081861.1U patent/CN210397122U/en active Active
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