CN209129943U - A kind of anti-loosening filter screen in axial-flow pump - Google Patents
A kind of anti-loosening filter screen in axial-flow pump Download PDFInfo
- Publication number
- CN209129943U CN209129943U CN201821769891.7U CN201821769891U CN209129943U CN 209129943 U CN209129943 U CN 209129943U CN 201821769891 U CN201821769891 U CN 201821769891U CN 209129943 U CN209129943 U CN 209129943U
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- CN
- China
- Prior art keywords
- filter screen
- axial
- bolt
- flow pump
- link block
- 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.)
- Expired - Fee Related
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses the anti-loosening filter screen in a kind of axial-flow pump, mounting assembly includes: the first link block and the second link block, the two sides of first link block offer mounting hole, the mounting hole is internally provided with bolt, the bolt includes screw rod and nut, the screw rod is connected with the nut by interconnecting piece, and the interconnecting piece is inverted " t " type；The interconnecting piece and screw rod and bolt form limiting slot.Limit plate is arranged in the inside of mounting hole in the utility model, the limit plate and limiting slot are inconsistent, fall off out of mounting hole for placing bolt, play the role of locking, the phenomenon that efficiently avoid axial-flow pump leads to bolt falling because of vibration at work, and filter screen is fallen；But when needing to dismantle, it is only necessary to which bolt just can be detached from by normal anti-rotation bolt from threaded hole.
Description
Technical field
The utility model belongs to the technical field of axial-flow pump accessory, more particularly to the anti-loosening mistake in a kind of axial-flow pump
Strainer.
Background technique
Axial-flow pump is that motor and water pump direct connection pull the plug the water lift equipment of work, it is suitable for extracting underground from deep-well
Water, it can also be used to the water lifts engineering such as river, reservoir, water channel.Axial-flow pump is relatively high to the environmental requirement of water, and sets on water sucking mouth
There is one layer of filter screen, prevents the impurity being drawn through from entering and damage inner body in the pump housing.But there is because of impurity and filter screen
Shock makes filter screen serious wear lose filtration, and the filter screen on axial-flow pump be largely be wholely set with the pump housing and
At, the entire pump housing must just be replaced for the damage of filter screen, but there is also being less than the diameter of filter screen because of the diameter of impurity,
Impurity is set to be inhaled into the damage for causing inner body inside filter screen.And the filter screen of prior art setting is all easy for disassembly peace
On body, but vibration can be generated surely when pump housing work, the connection component of filter screen can be had an impact, Yi Songdong makes
At falling for filter screen.
Utility model content
The utility model is to solve technical problem present in above-mentioned background technique, is provided anti-loosening in a kind of axial-flow pump
Filter screen.
The utility model is achieved through the following technical solutions: the anti-loosening filter screen in a kind of axial-flow pump, the axis
Stream pump includes casing and pump case, and the casing is internally provided with motor, and the pump case offers the discharge outlet for draining, institute
The pump case is internally provided with impeller, and the pump case is provided with Wear resistance disk, the Wear resistance disk close to the endface of the impeller
On offer water inlet, pump case is located at the Wear resistance disk and is equipped with filter screen by mounting assembly；
The mounting assembly includes: the first link block and the second link block, and the two sides of first link block offer peace
Hole is filled, the mounting hole is internally provided with bolt, and the bolt includes screw rod and nut, and the screw rod and the nut pass through
Interconnecting piece connection, the interconnecting piece are inverted " t " type；The interconnecting piece and screw rod and bolt form limiting slot；
The internal symmetry of the mounting hole is equipped with limit plate, and one end of the limit plate is fixed in the mounting hole；
The other end of the limit plate is equipped with inside bending part, and the bending part offsets with the limiting slot.
In a further embodiment, the inside of the limiting slot offers annular groove, when bolt locking, the bending
Portion is located at the inside of the annular groove.
In a further embodiment, the two sides correspondence of second link block offers threaded hole.
In a further embodiment, first link block is equipped with protrusion away from the side of filter screen, and described second connects
It connects block and is equipped with groove away from the side of pump case, the protrusion is mutually clamped with the groove.
In a further embodiment, first link block is fixed on the filter screen, and second link block is solid
It is scheduled on the pump case.
In a further embodiment, the filter screen is double-layer structure, including internal layer filter screen and outer filter net, institute
The diameter for stating outer filter net is greater than the diameter of the internal layer filter screen.
The utility model has the beneficial effects that limit plate, the limit plate and limit is arranged in the inside of mounting hole in the utility model
Position slot is inconsistent, falls off out of mounting hole for placing bolt, plays the role of locking, efficiently avoids axial-flow pump and working
When lead to bolt falling because of vibration, the phenomenon that filter screen is fallen；But when needing to dismantle, it is only necessary to which normal anti-rotation bolt just can incite somebody to action
Bolt is detached from from threaded hole.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of axial-flow pump of the utility model.
Fig. 2 is the structural schematic diagram of the mounting assembly in the utility model.
Fig. 3 is the cross-sectional view of the mounting hole in mounting assembly.
Each mark of the Fig. 1 into Fig. 3 are as follows: casing 1, motor 2, impeller 3, Wear resistance disk 4, filter screen 5, mounting assembly 6, first
Link block 601, the second link block 602, mounting hole 603, bolt 604, interconnecting piece 605, limiting slot 606, limit plate 607, bending
Portion 608, annular groove 609, threaded hole 610, protrusion 611, groove 612.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
It please refers to Fig.1 to Fig.3, the utility model provides a kind of technical solution: the anti-loosening filtering in a kind of axial-flow pump
Net, the axial-flow pump include casing and pump case, and the casing is internally provided with motor, and the pump case is offered for draining
Discharge outlet, the pump case be internally provided with impeller, the pump case is provided with Wear resistance disk close to the endface of the impeller, institute
It states and offers water inlet on Wear resistance disk, pump case is located at the Wear resistance disk and is equipped with filter screen by mounting assembly；The filter screen
Diameter for double-layer structure, including internal layer filter screen and outer filter net, the outer filter net is greater than the internal layer filter screen
Diameter.
The mounting assembly includes: the first link block and the second link block, and first link block is fixed on the filtering
On the net, second link block is fixed on the pump case.First link block is equipped with protrusion, institute away from the side of filter screen
It states the second link block and is equipped with groove away from the side of pump case, the protrusion is mutually clamped with the groove.
The two sides of first link block offer mounting hole, and the mounting hole is internally provided with bolt, the bolt
Including screw rod and nut, the screw rod is connected with the nut by interconnecting piece, and the interconnecting piece is inverted " t " type；The connection
Portion and screw rod and bolt form limiting slot；The inside of the limiting slot offers annular groove；The internal symmetry of the mounting hole is pacified
Equipped with limit plate, one end of the limit plate is fixed in the mounting hole；The other end of the limit plate is equipped with inwardly curved
Folding part, when bolt locking, the bending part can be locked preferably in the inside of the annular groove.
The two sides correspondence of second link block offers threaded hole.
Limit plate is arranged in the inside of mounting hole in the utility model, and the limit plate and limiting slot are inconsistent, for placing spiral shell
Bolt falls off out of mounting hole, plays the role of locking, and efficiently avoid axial-flow pump at work causes bolt de- because of vibration
It falls, the phenomenon that filter screen is fallen；But when needing to dismantle, it is only necessary to which bolt just can be detached from by normal anti-rotation bolt from threaded hole.
For those skilled in the art, it is possible to understand that in the situation for not departing from the principles of the present invention and spirit
Under a variety of change, modification, replacement and modification can be carried out to these embodiments, the scope of the utility model is by appended claims
And its equivalent limits.
Claims (6)
1. the anti-loosening filter screen in a kind of axial-flow pump, the axial-flow pump includes casing and pump case, and the inside of the casing is set
Be equipped with motor, the pump case offers the discharge outlet for draining, the pump case be internally provided with impeller, feature exists
In the pump case is provided with Wear resistance disk close to the endface of the impeller, and water inlet is offered on the Wear resistance disk, and pump case is located at
The Wear resistance disk is equipped with filter screen by mounting assembly；
The mounting assembly includes: the first link block and the second link block, and the two sides of first link block offer mounting hole,
The mounting hole is internally provided with bolt, and the bolt includes screw rod and nut, and the screw rod and the nut pass through connection
Portion's connection, the interconnecting piece are inverted " t " type；The interconnecting piece and screw rod and bolt form limiting slot；
The internal symmetry of the mounting hole is equipped with limit plate, and one end of the limit plate is fixed in the mounting hole；It is described
The other end of limit plate is equipped with inside bending part, and the bending part offsets with the limiting slot.
2. the anti-loosening filter screen in a kind of axial-flow pump according to claim 1, which is characterized in that the limiting slot
Inside offers annular groove, and when bolt locking, the bending part is in the inside of the annular groove.
3. the anti-loosening filter screen in a kind of axial-flow pump according to claim 1, which is characterized in that second connection
The two sides correspondence of block offers threaded hole.
4. the anti-loosening filter screen in a kind of axial-flow pump according to claim 1, which is characterized in that first connection
Block is equipped with protrusion away from the side of filter screen, and second link block is equipped with groove, the protrusion and institute away from the side of pump case
Groove is stated mutually to be clamped.
5. the anti-loosening filter screen in a kind of axial-flow pump according to claim 1, which is characterized in that first connection
Block is fixed on the filter screen, and second link block is fixed on the pump case.
6. the anti-loosening filter screen in a kind of axial-flow pump according to claim 1, which is characterized in that the filter screen is
The diameter of double-layer structure, including internal layer filter screen and outer filter net, the outer filter net is greater than the internal layer filter screen
Diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821769891.7U CN209129943U (en) | 2018-10-30 | 2018-10-30 | A kind of anti-loosening filter screen in axial-flow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821769891.7U CN209129943U (en) | 2018-10-30 | 2018-10-30 | A kind of anti-loosening filter screen in axial-flow pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209129943U true CN209129943U (en) | 2019-07-19 |
Family
ID=67233264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821769891.7U Expired - Fee Related CN209129943U (en) | 2018-10-30 | 2018-10-30 | A kind of anti-loosening filter screen in axial-flow pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209129943U (en) |
-
2018
- 2018-10-30 CN CN201821769891.7U patent/CN209129943U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190719 Termination date: 20191030 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |