CN210769560U - Automatic centering and fixing device for submersible shaft/mixed flow pump - Google Patents
Automatic centering and fixing device for submersible shaft/mixed flow pump Download PDFInfo
- Publication number
- CN210769560U CN210769560U CN201921920737.XU CN201921920737U CN210769560U CN 210769560 U CN210769560 U CN 210769560U CN 201921920737 U CN201921920737 U CN 201921920737U CN 210769560 U CN210769560 U CN 210769560U
- Authority
- CN
- China
- Prior art keywords
- arc
- mixed flow
- submersible
- flow pump
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an automatic centering fixing device for a submersible shaft/mixed flow pump, which comprises a shell, wherein the outer wall of the shell is connected with a mounting lug, the upper end and the lower end of the shell are both provided with adjusting devices, each adjusting device comprises two arc-shaped compression rings which are symmetrically arranged, and the two arc-shaped compression rings are connected through a connecting bolt; the inner side of the arc-shaped pressure ring is abutted with four steel balls which are uniformly distributed in the circumferential direction, and the heads of the steel balls penetrate through the side wall of the shell and are abutted against the outer wall of the water pump; even have two fine setting screws that are 90 distributions on the outer wall of arc clamping ring, the tip of fine setting screw all with steel ball looks butt, the fine setting screw passes through the screw thread and connects soon on the arc clamping ring. The water pump can be ensured to be always in a horizontal state through the adjusting device, so that the water pump is prevented from inclining at a large angle due to the rotation of the inner impeller or the impact action of water flow, and certain potential safety hazards are generated.
Description
Technical Field
The utility model relates to an automatic centering fixing device for diving axle/mixed flow pump.
Background
Immersible pump or axial-flow pump are the impeller pump of liquid along axial outflow impeller under the thrust effect, and at pump operation in-process, inside impeller can produce high-speed rotation to probably drive the pump body motion, especially when the pump body slopes, can cause the transportation ability greatly reduced of the pump body on the one hand, and the one side can cause the pump body to deflect in addition, thereby twines the electric wire and causes serious incident.
Traditional pump body is installed through the shaft to when the installation through modes such as fixing bolt or welding with pump body timing to horizontality, but the pump body is after long-term the use, can take place certain deflection, so need carry out the secondary control, but traditional fixed mounting means does not possess the ability of secondary control.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of the prior art, and providing an automatic centering and fixing device for a submersible shaft/mixed flow pump.
An automatic centering and fixing device for a submersible shaft/mixed flow pump comprises a shell, wherein the outer wall of the shell is connected with a mounting lug, the upper end and the lower end of the shell are respectively provided with an adjusting device, each adjusting device comprises two arc-shaped compression rings which are symmetrically arranged, and the two arc-shaped compression rings are connected through a connecting bolt; the inner side of the arc-shaped pressure ring is abutted with four steel balls which are uniformly distributed in the circumferential direction, and the heads of the steel balls penetrate through the side wall of the shell and are abutted against the outer wall of the water pump; even have two fine setting screws that are 90 distributions on the outer wall of arc clamping ring, the tip of fine setting screw all with steel ball looks butt, the fine setting screw passes through the screw thread and connects soon on the arc clamping ring.
Preferably, the tip of arc clamping ring outwards deflects and forms the clamp plate, connecting bolt pass the clamp plate, and the cover is equipped with the spring on the connecting bolt, the tip butt of spring is on the outer wall of clamp plate.
Preferably, the housing is provided with an arc-shaped groove matched with the annular pressure ring.
Preferably, the tail of the fine adjustment screw is provided with a hexagonal groove.
Preferably, the tail of the fine adjustment screw is provided with a straight groove.
Preferably, the tail of the fine adjustment screw is provided with a cross-shaped groove.
Preferably, the arc-shaped compression ring is made of hard aluminum alloy.
Preferably, a polyurethane layer is attached to the surface of the steel ball.
Has the advantages that:
the method comprises the steps of firstly, fixedly installing a shell, then placing a water pump (a submersible pump or an axial flow pump) needing centering installation in the shell, sequentially installing steel balls, an arc-shaped pressure ring and connecting bolts, clamping and fixing the water pump through the steel balls, and fixing the water pump under the action of the steel balls.
The inclination of water pump is measured through the spirit level this moment to through the mode of rotatory fine setting screw, finely tune the angle of water pump, make the water pump level, and after using a period, measure the inclination of water pump here, then rotatory fine setting screw, thereby guarantee that the water pump is located the horizontality all the time.
The water pump can be ensured to be always in a horizontal state through the adjusting device, so that the water pump is prevented from inclining at a large angle due to the rotation of the inner impeller or the impact action of water flow, and certain potential safety hazards are generated.
Drawings
FIG. 1 is a schematic view of the general construction of a self-centering fixture for a submersible shaft/mixed flow pump;
FIG. 2 is an exploded top half of a self-centering fixture for a submersible shaft/mixed flow pump;
1. the shell 11, the mounting lugs 12, the annular groove 2, the adjusting device 21, the arc-shaped pressing ring 22, the connecting bolt 23, the spring 24, the fine adjustment screw 25 and the steel balls.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.
As shown in fig. 1-2, an automatic centering and fixing device for a submersible shaft/mixed flow pump comprises a housing 1, wherein the outer wall of the housing 1 is connected with a mounting lug 11, the upper end and the lower end of the housing 1 are respectively provided with an adjusting device 2, the adjusting devices 2 comprise two symmetrically arranged arc-shaped press rings 21 made of hard aluminum alloy, and the two arc-shaped press rings 21 are connected through a connecting bolt 22; the inner side of the arc-shaped press ring 21 is abutted with four steel balls 25 which are uniformly distributed in the circumferential direction, and the surfaces of the steel balls 25 are attached with polyurethane layers. The head of the steel ball 25 passes through the side wall of the shell 1 and abuts against the outer wall of a water pump (not shown in the figure); even there are two fine setting screws 24 that are 90 distributions on the outer wall of arc clamping ring 21, fine setting screw 24's tip all with steel ball 25 looks butt, fine setting screw 24 connects on arc clamping ring 21 through the screw thread soon, fine setting screw 24's afterbody is equipped with the hexagonal groove.
The tip of arc clamping ring 21 outwards deflects and forms the clamp plate, connecting bolt 22 pass the clamp plate, and the cover is equipped with spring 23 on connecting bolt 22, the tip butt of spring 23 is on the outer wall of clamp plate.
The shell 1 is provided with an arc-shaped groove 12 matched with the annular pressure ring.
The using method comprises the following steps:
firstly, the shell 1 is fixedly installed, then a water pump (a submersible pump or an axial flow pump) to be installed in a centering mode is placed in the shell, steel balls 25, an arc-shaped pressing ring 21 and connecting bolts 22 are sequentially installed, the water pump (not shown in the figure) is clamped and fixed through the steel balls 25, and under the action of the steel balls 25, the water pump (not shown in the figure) is fixed.
The inclination of water pump is measured through the spirit level this moment to through the mode of rotatory fine setting screw 24, finely tune the angle of water pump (not shown in the figure), make water pump (not shown in the figure) level, and after using a period, measure the inclination of water pump here, then rotatory fine setting screw 24, thereby guarantee that the water pump is located the horizontality all the time.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An automatic centering and fixing device for a submersible shaft/mixed flow pump is characterized by comprising a shell, wherein the outer wall of the shell is connected with a mounting lug, the upper end and the lower end of the shell are respectively provided with an adjusting device, the adjusting devices comprise two arc-shaped compression rings which are symmetrically arranged, and the two arc-shaped compression rings are connected through a connecting bolt; the inner side of the arc-shaped pressure ring is abutted with four steel balls which are uniformly distributed in the circumferential direction, and the heads of the steel balls penetrate through the side wall of the shell and are abutted against the outer wall of the water pump; even have two fine setting screws that are 90 distributions on the outer wall of arc clamping ring, the tip of fine setting screw all with steel ball looks butt, the fine setting screw passes through the screw thread and connects soon on the arc clamping ring.
2. The automatic centering and fixing device for the submersible shaft/mixed flow pump as claimed in claim 1, wherein the end of the arc-shaped pressing ring is bent outward to form a pressing plate, the connecting bolt passes through the pressing plate, and a spring is sleeved on the connecting bolt, and the end of the spring abuts against the outer wall of the pressing plate.
3. An automatic centering fixture for a submersible/mixed flow pump as recited in claim 1 wherein said housing has an arcuate groove for mating with an annular compression ring.
4. An automatic centering fixture for a submersible/mixed flow pump as recited in claim 1 wherein the tail of said fine adjustment screw is provided with a hex slot.
5. An automatic centering fixture for a submersible/mixed flow pump as recited in claim 1 wherein the tail of said fine adjustment screw is provided with a slotted groove.
6. An automatic centering fixture for a submersible/mixed flow pump as recited in claim 1 wherein the tail of said fine adjustment screw is provided with a cross-slot.
7. The automatic centering and fixing device for the submersible shaft/mixed flow pump as claimed in claim 1, wherein the arc-shaped pressing ring is made of hard aluminum alloy.
8. The self-centering fixture for a submersible/mixed flow pump as claimed in claim 1, wherein the steel ball has a polyurethane layer attached to its surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921920737.XU CN210769560U (en) | 2019-11-08 | 2019-11-08 | Automatic centering and fixing device for submersible shaft/mixed flow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921920737.XU CN210769560U (en) | 2019-11-08 | 2019-11-08 | Automatic centering and fixing device for submersible shaft/mixed flow pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210769560U true CN210769560U (en) | 2020-06-16 |
Family
ID=71044118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921920737.XU Active CN210769560U (en) | 2019-11-08 | 2019-11-08 | Automatic centering and fixing device for submersible shaft/mixed flow pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210769560U (en) |
-
2019
- 2019-11-08 CN CN201921920737.XU patent/CN210769560U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20130180155A1 (en) | Turning holder | |
| CN210769560U (en) | Automatic centering and fixing device for submersible shaft/mixed flow pump | |
| CN105397119B (en) | A kind of ultrasonic cutter of machining small and its application | |
| CN111975133A (en) | Gear grinding clamp for bevel hole gear | |
| US20160245604A1 (en) | Systems and Methods for Releasing Detachable Firearm Magazines | |
| CN212704437U (en) | Expansion sleeve clamp | |
| CN113478251A (en) | Zero point quick positioning reference clamp for cylinder cover machining tool | |
| CN209408383U (en) | A kind of positioning device | |
| CN107243832B (en) | Automatic clamping fixture for grinding air vane | |
| CN209526597U (en) | A kind of motor output shaft anti-rust protecting equipment | |
| US6642508B2 (en) | System and method in an angle measuring system with an encoder attachment system for attaching an encoder to a motor shaft through the use of a spring generating a radial pressure | |
| CN201083881Y (en) | Gimbal type positioning seat for microscope | |
| CN206724783U (en) | A kind of firearms foot stool joint connecting structure | |
| CN101590575A (en) | A kind of bevel welding-cutting mechanical hand clamp | |
| CN103448892A (en) | Adjustable flexible anti-vibration depth setting mechanism | |
| CN211009529U (en) | Fastening bolt assembly of drum brake pair of vehicle hub | |
| CN203405321U (en) | Overspeed test device for impellers | |
| CN208123036U (en) | A kind of oilless air compressor inlet piston component | |
| CN215980335U (en) | High-strength stainless steel short-tail ring groove blind rivet fastener | |
| CN211231403U (en) | Lead screw mounting structure of inertial capacity rubber composite shock absorber | |
| CN209893094U (en) | Self-reset load relief valve for lubricating pump | |
| CN109465781A (en) | A kind of positioning device | |
| CN220637740U (en) | Disassembling tool for hollow shaft gear motor | |
| CN210550353U (en) | Side valve tool | |
| CN112706072A (en) | Grinding tool for small-bore stop valve seat |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |