CN209412780U - A kind of sectional formula silo infusion pump model test apparatus - Google Patents
A kind of sectional formula silo infusion pump model test apparatus Download PDFInfo
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- CN209412780U CN209412780U CN201821877345.5U CN201821877345U CN209412780U CN 209412780 U CN209412780 U CN 209412780U CN 201821877345 U CN201821877345 U CN 201821877345U CN 209412780 U CN209412780 U CN 209412780U
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Abstract
The utility model relates to a kind of sectional formula silo infusion pump model test apparatus, including Shaft tubular inlet duct, water pump section, outlet passage, long bearing case, bearing, retaining ring, oil sealing, bearing (ball) cover.The Shaft tubular inlet duct is divided into three sections, pump shaft directly passes through long bearing case and is pierced by device, avoid the mechanical seal that conventional shaft tubular pump pump shaft prevents water flow from flowing out in device exit, part and processing cost needed for reducing device solve the problems, such as that silo infusion pump model equipment overall processing is difficult, installation operation difficulty is big.The utility model structure is simple, scientific in principle, it is easy to accomplish, equipment cost investment is small, is conducive to the engineering construction of shaft tubular pumping plant.
Description
Technical field
The utility model relates to a kind of silo infusion pump model test apparatus, and in particular to a kind of sectional formula vertical shaft passes through
Flow pump model test device.
Background technique
Vertical shaft runner scheme has many advantages, such as that construction investment is small, structure type is simple, construction and installation maintenance is convenient, obtains
It is widely applied.But since the design of the optimum theory of vertical shaft runner pump installation and matching process are not mature enough, at present inside state
Divide built reversible passage pumping plant or because runner-type line design is unreasonable, causes pump vibration, cavitation, therefore carry out the mould of vertical shaft runner
Type experimental work is of crucial importance optimization vertical shaft runner design, reduction engineering loss.
The model experiment of vertical shaft runner at present is mainly assessed using by the method for shaft tubular pump scaled down
Vertical shaft flow passage characteristic, but since vertical shaft runner-type line is complex, overall processing difficulty is larger, for processing technology, sets
Standby etc. more demanding, ordinary test unit is difficult to reach corresponding requirement, and then influences the progress of model test, is unfavorable for vertical shaft
The optimization design and popularization and application of runner.More seriously, the mistake of vertical shaft runner is caused to be commented due to processing problem not up to standard
Estimate and may cause serious engineering disaster, causes huge life and property loss.
Utility model content
The purpose of this utility model is proposed a kind of structurally reasonable simple, raw for the deficiencies in the prior art described above
It produces and manufactures easy, sectional formula silo infusion pump model test apparatus easy to install and use.
Purpose of the utility model is realized as follows:
A kind of sectional formula silo infusion pump model test apparatus, characterized in that including Shaft tubular inlet duct, water pump
Section, outlet passage, the Shaft tubular inlet duct is interior to be equipped with the long bearing case installed for pump shaft, and the Shaft tubular inlet duct is divided into three
Section, it is first segment at the long bearing tank inlet from the water inlet of Shaft tubular inlet duct to Shaft tubular inlet duct, intakes from vertical shaft
The vertical shaft tail portion that Shaft tubular inlet duct is arrived at the long bearing tank inlet of runner is second segment, from the vertical shaft tail portion of Shaft tubular inlet duct
To at pump entrance be third section, first segment, second segment, third section pass sequentially through be bolted composition one complete vertical shaft into
The exit of water flow passage, the long bearing case extends at pump entrance.
Further, the both ends of the long bearing case are respectively equipped with groove, are equipped in corresponding groove and cooperate with pump shaft
Bearing (ball) cover, be equipped with bearing, retaining ring, oil sealing on the inside of the bearing (ball) cover, the oil sealing, retaining ring are placed in bearing (ball) cover cavity
It is interior.
Further, the first segment, second segment, the junction between third section are respectively equipped with installation plate, second segment
The installation plate at both ends respectively with first segment, third section installation plate alignment, be bonded, and be bolted to connection to be formed it is perpendicular
Well water inlet flow channel.
In the utility model, Shaft tubular inlet duct is divided into three sections, from Parallel to the flow direction, including from water inlet to long axis
Holding tank inlet is first segment, is second segment from long bearing tank inlet to vertical shaft tail portion, and vertical shaft tail portion to long bearing case exports (water pump
Entrance) it is third section, respectively there are one group of bearing, retaining ring, oil sealing, bearing (ball) cover at the entry and exit of long bearing case.The utility model solution
Silo infusion pump model equipment overall processing of having determined is difficult, installs the big problem of operation difficulty.The utility model structure is simple, former
Natural sciences, it is easy to accomplish, equipment cost investment is small, is conducive to the engineering construction of shaft tubular pumping plant.
The utility model proposes a kind of sectional formula silo infusion pump model test apparatus, structure is simple, processing
It is convenient, specifically have the beneficial effect that:
(1) the utility model utilizes vertical shaft flow channel shape pattern and interior arrangement under the premise of not influencing dimensional accuracy
Water inlet flow channel is divided into three sections by pattern, is avoided integration processing, is reduced difficulty of processing, while being beneficial for disassembly and assembly use；
(2) the utility model pump shaft directly passes through long bearing case and is pierced by device, avoids conventional shaft tubular pump pump
The mechanical seal that axis prevents water flow from flowing out in device exit, part and processing cost needed for reducing device；
(3) the utility model is adaptable, be suitable for different size of silo infusion pump model equipment, adaptation range compared with
Extensively.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is partial enlarged view in Fig. 1；
Fig. 3 is partial enlarged view in Fig. 2；
In figure: 1 Shaft tubular inlet duct, 2 water pump sections, 3 outlet passages, 4 first segments, 5 second segments, 6 third sections, 7 long bearings
Case, 8 bearings, 9 retaining rings, 10 oil sealings, 11 bearing (ball) covers, 12 installation plates.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing
As shown in the figure, a kind of sectional formula silo infusion pump model test apparatus, including Shaft tubular inlet duct 1, water
Pump section 2, outlet passage 3, first segment 4, second segment 5, third section 6, long bearing case 7, bearing 8, retaining ring 9, oil sealing 10, bearing (ball) cover
11, plate 12 is installed.
Shaft tubular inlet duct 1 is sequentially connected with water pump section 2, outlet passage 3, forms complete silo infusion pump model dress
It sets.
It is three sections that Shaft tubular inlet duct 1, which is divided, and first segment 4 is water inlet at long bearing tank inlet, and second segment 5 is from length
Bearing tank inlet is to vertical shaft tail portion, and third section 6 is vertical shaft tail portion to long bearing case outlet (i.e. pump entrance), and three sections pass through bolt
Connection forms a complete water inlet flow channel after being installed.
A long bearing case 7, the bearing housing that the more conventional shaft tubular pump of long bearing case is taken are equipped with inside second segment 5
Longer (outlet of long bearing case extends at pump entrance), pump shaft directly pass through long bearing case and are pierced by device.In long bearing case 7
Portion includes respectively having one group of bearing (ball) cover 11, oil sealing 10, retaining ring 9, bearing 8 at entrance from outside to inside, and bearing 8 is transverse bearing,
Play the role of reducing axis pivoting friction；Retaining ring 9 plays the role of radial positioning to bearing 8, limits it and moves radially；Oil sealing 10 is anti-
The only effect that outflow of lubrication oil and external water flow into bearing；Last bearing housing 7 by bearing (ball) cover 11 to entire bearing housing into
Row sealing.
The maximum innovation of the utility model is under the premise of not influencing dimensional accuracy, utilizes vertical shaft flow channel shape type
Water inlet flow channel is divided into three sections by formula and interior arrangement pattern, at the same it is internal be equipped with long bearing case, pump shaft directly passes through long bearing case
It is pierced by device, avoids the mechanical seal that conventional shaft tubular pump pump shaft prevents water flow from flowing out in device exit, is reduced
Part and processing cost needed for device, solve that silo infusion pump model equipment overall processing is difficult, installation operation difficulty is big
Problem.The utility model structure is simple, scientific in principle, it is easy to accomplish, equipment cost investment is small, is conducive to shaft tubular pumping plant
Engineering construction.
Claims (3)
1. a kind of sectional formula silo infusion pump model test apparatus, characterized in that including Shaft tubular inlet duct (1), water pump
Section (2), outlet passage (3), the Shaft tubular inlet duct is interior to be equipped with the long bearing case (7) installed for pump shaft, the vertical shaft water inlet
Runner is divided into three sections, is first segment at the long bearing tank inlet from the water inlet of Shaft tubular inlet duct to Shaft tubular inlet duct
It (4), is second segment (5) to the vertical shaft tail portion of Shaft tubular inlet duct from the long bearing tank inlet of Shaft tubular inlet duct, from vertical shaft
The vertical shaft tail portion of water inlet flow channel is third section (6) at pump entrance, and first segment (4), second segment (5), third section (6) are successively led to
It crosses and is bolted one complete Shaft tubular inlet duct of composition, the exit of the long bearing case extends at pump entrance.
2. a kind of sectional formula silo infusion pump model test apparatus according to claim 1, characterized in that the length
The both ends of bearing housing are respectively equipped with groove, and the bearing (ball) cover (11) with pump shaft cooperation, the bearing are equipped in corresponding groove
Bearing (8), retaining ring (9), oil sealing (10) are equipped on the inside of end cap, the oil sealing, retaining ring are placed in bearing (ball) cover cavity.
3. a kind of sectional formula silo infusion pump model test apparatus according to claim 1, characterized in that described
One section, second segment, the junction between third section be respectively equipped with installation plate (12), the installation plate at second segment both ends respectively with
First segment, the installation plate alignment of third section, fitting, and be bolted to connection and to form Shaft tubular inlet duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821877345.5U CN209412780U (en) | 2018-11-14 | 2018-11-14 | A kind of sectional formula silo infusion pump model test apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821877345.5U CN209412780U (en) | 2018-11-14 | 2018-11-14 | A kind of sectional formula silo infusion pump model test apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209412780U true CN209412780U (en) | 2019-09-20 |
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ID=67934019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821877345.5U Active CN209412780U (en) | 2018-11-14 | 2018-11-14 | A kind of sectional formula silo infusion pump model test apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN209412780U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115324901A (en) * | 2022-09-19 | 2022-11-11 | 扬州大学 | Bidirectional full tubular pump device with novel vertical shaft structure and mounting method thereof |
-
2018
- 2018-11-14 CN CN201821877345.5U patent/CN209412780U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115324901A (en) * | 2022-09-19 | 2022-11-11 | 扬州大学 | Bidirectional full tubular pump device with novel vertical shaft structure and mounting method thereof |
| CN115324901B (en) * | 2022-09-19 | 2024-05-17 | 扬州大学 | Novel shaft structure bidirectional full-through-flow pump device and installation method thereof |
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