CN208252366U - Blower inlet casing water pressure resistance testing device - Google Patents
Blower inlet casing water pressure resistance testing device Download PDFInfo
- Publication number
- CN208252366U CN208252366U CN201820396856.9U CN201820396856U CN208252366U CN 208252366 U CN208252366 U CN 208252366U CN 201820396856 U CN201820396856 U CN 201820396856U CN 208252366 U CN208252366 U CN 208252366U
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- CN
- China
- Prior art keywords
- inlet casing
- blower inlet
- pallet
- water pressure
- pressure resistance
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Abstract
The utility model provides a kind of blower inlet casing water pressure resistance testing device, belong to pump test technical field, including pallet and the leakage cylinder being fixedly installed on the pallet, the leakage cylinder is hollow and both ends open cylinder, the center line of the leakage cylinder is overlapped with the center line of the pallet, the surrounding of the pallet upwardly extends the annular retaining ring to be formed for sealing blower inlet casing lower ending opening, it is described leakage cylinder upper end be equipped with for compresses and sealing shroud be filled to it is described leak cylinder on blower inlet casing compressing structure, several apopores are circumferentially evenly equipped on the leakage cylinder between the pallet and the compressing structure.Blower inlet casing water pressure resistance testing device provided by the utility model, the apparatus structure is simple, and test operation is simple, oozes out moisture out of blower inlet casing by that can reach, that is, can determine whether the quality of blower inlet casing, detects the leakproofness of blower inlet casing.
Description
Technical field
The utility model belongs to pump test technical field, is to be related to a kind of blower inlet casing water pressure resistance test more specifically
Device.
Background technique
Blower inlet casing is the important component part of water pump product, and the tiny holes on blower inlet casing are difficult with the naked eye to find, conveying
When fluid, fluid is subject to large compressive in high-speed rotating blower inlet casing cavity, once there is aperture on blower inlet casing, liquid can be from
It is ejected at aperture, blower inlet casing is poorly sealed, upsets runner liquid stream, increases water pump axial force, strong influence pump efficiency
With the service life of water pump.Blower inlet casing currently on the market is water-fast, and compression experiment device is difficult to detect the aperture on blower inlet casing, shadow
The efficiency and service life of Xiangshui County's pump.
Utility model content
The purpose of this utility model is to provide a kind of blower inlet casing water pressure resistance testing devices, to solve to exist in the prior art
Experimental rig be difficult to the technical issues of accurately detecting blower inlet casing leakproofness.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of blower inlet casing water pressure resistance test dress
It sets, including pallet and the leakage cylinder being fixedly installed on the pallet, the leakage cylinder is hollow and both ends open cylinder, the leakage
The center line of cylinder is overlapped with the center line of the pallet, and the surrounding of the pallet upwardly extends to be formed for sealing blower inlet casing lower end
The annular retaining ring of opening, it is described leakage cylinder upper end be equipped with for compresses and sealing shroud be filled to it is described leak cylinder on blower inlet casing compression
Structure is circumferentially evenly equipped with several apopores on the leakage cylinder between the pallet and the compressing structure.
Further, the compressing structure includes the ring flange being slidably matched with the leakage cylinder, the lower end of the ring flange
Face is equipped with the first sealing ring, and the upper end of the ring flange compresses the blower inlet casing by the nut being threadedly coupled with the leakage cylinder.
Further, the upper surface of the ring flange be equipped with the baffle ring that is slidably matched of leakage cylinder, the baffle ring it is outer
Diameter is greater than the outer diameter of the ring flange, and the nut is pressed on the baffle ring.
Further, the inner hole of the baffle ring is stepped hole, and the stepped hole includes large diameter hole and diameter holes, the path
The outer wall of the inner wall in hole and the leakage cylinder cooperates.
Further, the second sealing ring is equipped between the shoulder end face of the stepped hole and the upper surface of the ring flange.
Further, two plate faces of the pallet are the plane being parallel to each other.
Further, the periphery of the pallet is circle.
Further, third sealing ring is equipped in the annular retaining ring.
The beneficial effect of blower inlet casing water pressure resistance testing device provided by the utility model is: compared with prior art, this
Blower inlet casing set is attached on leakage cylinder, the lower end of blower inlet casing is opened by utility model blower inlet casing water pressure resistance testing device during the test
Mouthful closely connected with pallet, the upper end of blower inlet casing is compressed with fastening structure, squeezes into the water with pressure from the upper end of leakage cylinder, and water is from leaking cylinder
Apopore spray and impact the inner wall of blower inlet casing and illustrate that blower inlet casing does not have aperture if water is not sprayed out of blower inlet casing；It should
Apparatus structure is simple, and test operation is simple, oozes out moisture out of blower inlet casing by that can reach, that is, can determine whether the matter of blower inlet casing
Amount, detects the leakproofness of blower inlet casing.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic perspective view of blower inlet casing water pressure resistance testing device provided by the embodiment of the utility model；
Fig. 2 is the planar structure schematic diagram of blower inlet casing water pressure resistance testing device provided by the embodiment of the utility model；
Fig. 3 is the schematic cross-sectional view along A-A of Fig. 2；
Fig. 4 is the structural schematic diagram that the pallet of blower inlet casing water pressure resistance testing device shown in Fig. 2 is connected with leakage cylinder；
Fig. 5 is the structural schematic diagram of ring flange shown in Fig. 2；
Fig. 6 is the structural schematic diagram of the first sealing ring shown in Fig. 2；
Fig. 7 is the schematic perspective view of baffle ring shown in Fig. 2；
Fig. 8 is the structural schematic diagram of the second sealing ring shown in Fig. 2；
Fig. 9 is the solid of the blower inlet casing trystate of blower inlet casing water pressure resistance testing device provided by the embodiment of the utility model
Structural schematic diagram.
Wherein, each appended drawing reference in figure:
1- pallet；2- third sealing ring；3- leaks cylinder；The first sealing ring of 4-；5- ring flange；6- baffle ring；7- nut；8-
Two sealing rings；9- apopore；10- annular retaining ring；11- blower inlet casing.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Also referring to Fig. 1-Fig. 4, Fig. 9, now blower inlet casing water pressure resistance testing device provided by the utility model is said
It is bright.The blower inlet casing water pressure resistance testing device, including pallet 1 and the leakage cylinder 3 being fixedly installed on the pallet 1, the leakage cylinder
3 be hollow and both ends open cylinder, and the center line of the leakage cylinder 3 is overlapped with the center line of the pallet 1, the pallet 1
Surrounding upwardly extends the annular retaining ring 10 to be formed for sealing 11 lower ending opening of blower inlet casing, and the upper end of the leakage cylinder 3, which is equipped with, to be used for
Compress and sealing shroud be filled to the compressing structure of the blower inlet casing 11 on the leakage cylinder 3, be located at the pallet 1 and the compressing structure it
Between the leakage cylinder 3 on be circumferentially evenly equipped with several apopores 9.
Blower inlet casing water pressure resistance testing device provided by the utility model during the test, will be led compared with prior art
11 sets of shell of stream is attached on leakage cylinder 3, and referring to Fig. 9, the lower ending opening and pallet 1 of blower inlet casing 11 are closely connected, and the upper end of blower inlet casing 11 is with tightly
Fixing structure compresses, and the water of high pressure is squeezed into from the upper end of leakage cylinder 3, and water impacts blower inlet casing 11 from the ejection of apopore 9 of leakage cylinder 3
Inner wall illustrates blower inlet casing 11 without aperture, 11 mass of blower inlet casing is good, conversely, such as if water is not sprayed out of blower inlet casing 11
Fruit has water to overflow out of blower inlet casing 11, illustrates that the blower inlet casing 11 is second-rate, at least leaky；The apparatus structure is simple, installation,
Disassembling section is simple, and test operation is simple, oozes out moisture out of blower inlet casing 11 by that can reach, that is, can determine whether blower inlet casing 11
Quality, detect the leakproofness of blower inlet casing.
Further, Fig. 1 to Fig. 6 is please referred to, one as blower inlet casing water pressure resistance testing device provided by the utility model
Kind of specific embodiment, the compressing structure include the ring flange 5 being slidably matched with the leakage cylinder 3, under the ring flange 5
End face is equipped with the first sealing ring 4, and the upper end of the ring flange 5 compresses described lead by the nut 7 being threadedly coupled with the leakage cylinder 3
Flow shell.It is equipped with external screw thread in the upper end of leakage cylinder 3, after guide shell set is packed into leakage cylinder 3, places the first sealing in the upper surface of guide shell
The section of circle 4, first sealing ring 4 is rectangular configuration, and the width of the first sealing ring 4 is identical as the lower end surface of ring flange 5, is convenient for
Sealing is compressed, prevents poorly sealed, is then inserted in ring flange 5, with 7 supported flange disk 5 of nut, so that guide shell and pallet 1, leading
It closely links together between flow cartridge and ring flange 5, makes to form the cavity for being only capable of being discharged from apopore 9 in blower inlet casing.
Further, it please refers to Fig.1 to Fig.3, one as blower inlet casing water pressure resistance testing device provided by the utility model
Kind specific embodiment, the upper surface of the ring flange 5 are equipped with the baffle ring 6 being slidably matched with the leakage cylinder 3, the baffle ring 6
Outer diameter is greater than the outer diameter of the ring flange 5, and the nut 7 is pressed on the baffle ring 6.By 6 supported flange disk 5 of baffle ring, into
One step improves the reliability for compressing and sealing, and water is further prevented to overflow between leakage cylinder 3 and ring flange 5.
Further, refering to fig. 1 and Fig. 7, one kind as blower inlet casing water pressure resistance testing device provided by the utility model
The inner hole of specific embodiment, the baffle ring 6 is stepped hole, and the stepped hole includes large diameter hole and diameter holes, the large diameter hole
Inner wall be used to cooperate with the outer wall of the ring flange 5, the outer wall of the inner wall of the diameter holes and the leakage cylinder 3 cooperates, described
The shoulder end face of stepped hole and the upper surface of the ring flange 5 are affixed.When installing and using, the large diameter hole of baffle ring 6 is in ring flange 5
Outside, by ring flange 5 be wrapped in the inside, avoid baffle ring 6 docked with ring flange 5 formation gap, further prevent water
It overflows.Referring to Fig. 3, as one embodiment, the upper surface of ring flange 5 and the lower end surface of baffle ring 6 are affixed.
Further, Fig. 2 and Fig. 8 is please referred to, one as blower inlet casing water pressure resistance testing device provided by the utility model
Kind specific embodiment, is equipped with the second sealing ring 8 between the shoulder end face of the stepped hole and the upper surface of the ring flange 5.
By the second sealing ring 8, further function as the effect of sealing, by sealing layer by layer, prevent water from leakage cylinder 3 and ring flange 5 it
Between overflow.
Further, referring to FIG. 1 to FIG. 4, as blower inlet casing water pressure resistance testing device provided by the utility model one
Kind specific embodiment, two plate faces of the pallet 1 are the plane being parallel to each other.Using plane, so that whole device is placed
Reliably.
Further, one kind refering to fig. 1 to Fig. 4, as blower inlet casing water pressure resistance testing device provided by the utility model
Specific embodiment, the periphery of the pallet 1 are circle.
Further, referring to Fig. 1, one kind as blower inlet casing water pressure resistance testing device provided by the utility model is specific
Embodiment, the annular retaining ring 10 is interior to be equipped with third sealing ring 2.Wherein, there are the blower inlet casing of seam allowance, annular retaining ring for lower end
The outer wall of the seam allowance of 10 inner wall and blower inlet casing is affixed, and is not had the blower inlet casing of seam allowance for lower end, then can be made under blower inlet casing
End opening is close to the outer wall of annular retaining ring 10, and is sealed in the outer wall of annular retaining ring 10 setting sealing ring.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (8)
1. blower inlet casing water pressure resistance testing device, it is characterised in that: including pallet and the leakage cylinder being fixedly installed on the pallet, institute
Stating leakage cylinder is hollow and both ends open cylinder, and the center line of the leakage cylinder is overlapped with the center line of the pallet, the pallet
Surrounding upwardly extend the annular retaining ring to be formed for sealing blower inlet casing lower ending opening, the upper end of the leakage cylinder is equipped with for compressing
And sealing shroud be filled to it is described leakage cylinder on blower inlet casing compressing structure, between the pallet and the compressing structure described in
Several apopores are circumferentially evenly equipped on leakage cylinder.
2. blower inlet casing water pressure resistance testing device as described in claim 1, it is characterised in that: the compressing structure include with it is described
The ring flange that is slidably matched of leakage cylinder, the lower end surface of the ring flange are equipped with the first sealing ring, the upper end of the ring flange by with
The nut that the leakage cylinder is threadedly coupled compresses the blower inlet casing.
3. blower inlet casing water pressure resistance testing device as claimed in claim 2, it is characterised in that: the upper surface of the ring flange is equipped with
The baffle ring being slidably matched with the leakage cylinder, the outer diameter of the baffle ring are greater than the outer diameter of the ring flange, and the nut is pressed on institute
It states on baffle ring.
4. blower inlet casing water pressure resistance testing device as claimed in claim 3, it is characterised in that: the inner hole of the baffle ring is ladder
Hole, the stepped hole include large diameter hole and diameter holes, the outer wall cooperation of the inner wall of the diameter holes and the leakage cylinder.
5. blower inlet casing water pressure resistance testing device as claimed in claim 4, it is characterised in that: the shoulder end face of the stepped hole with
The second sealing ring is equipped between the upper surface of the ring flange.
6. blower inlet casing water pressure resistance testing device as described in claim 1, it is characterised in that: two plate faces of the pallet are phase
Mutually parallel plane.
7. blower inlet casing water pressure resistance testing device as described in claim 1, it is characterised in that: the periphery of the pallet is circle.
8. blower inlet casing water pressure resistance testing device as described in claim 1, it is characterised in that: be equipped with third in the annular retaining ring
Sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820396856.9U CN208252366U (en) | 2018-03-22 | 2018-03-22 | Blower inlet casing water pressure resistance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820396856.9U CN208252366U (en) | 2018-03-22 | 2018-03-22 | Blower inlet casing water pressure resistance testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208252366U true CN208252366U (en) | 2018-12-18 |
Family
ID=64608925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820396856.9U Active CN208252366U (en) | 2018-03-22 | 2018-03-22 | Blower inlet casing water pressure resistance testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208252366U (en) |
-
2018
- 2018-03-22 CN CN201820396856.9U patent/CN208252366U/en active Active
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