CN209654459U - A kind of novel backrest wheel - Google Patents
A kind of novel backrest wheel Download PDFInfo
- Publication number
- CN209654459U CN209654459U CN201920136981.0U CN201920136981U CN209654459U CN 209654459 U CN209654459 U CN 209654459U CN 201920136981 U CN201920136981 U CN 201920136981U CN 209654459 U CN209654459 U CN 209654459U
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- clutch
- cushion block
- teeth
- clutch teeth
- cushion
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Abstract
The utility model discloses a kind of novel backrest wheels, including left clutch, right clutch, outer embedded cushion, the left clutch opens up pump spindle center mounting hole, left clutch teeth are arranged in left clutch right end, the right clutch opens up motor shaft center mounting hole, right clutch teeth are arranged in right clutch left end, the left clutch teeth of the left clutch and the right clutch teeth of right clutch plug each other connection, and the space for placing outer embedded cushion is constituted between left clutch teeth and right clutch teeth.The utility model does not need cumbersome pump centering, the work that original 2-3 people completes, present 1 people can complete independently without dismantling pump and motor.Reach time saving, laborsaving, to improve labor efficiency, reduces the labor intensity of worker.
Description
Technical field
The utility model relates to the interconnection technique of pump shaft and motor shaft, specifically a kind of novel backrest wheel.
Background technique
The pump shaft of small-size centrifugal pump connect transmitting power by clutch with motor shaft, and Quincuncial cushion is added between two clutches
Son plays cushioning effect, and since plum blossom cushion is rubber product easily aging, and frictional force adds under the running at high speed of pump
Greatly, serious wear, it is necessary to which replacement in time, therefore, replacement plum blossom cushion is the most common maintenance work in small-size centrifugal pump.
Current replacement technology is: four T-shape bolts for laying down motor first make two backrests then by electric motor shift
Wheel separates, and takes out old cushion, changes new cushion, then by reset motor, carry out machine, pump centering, finally tighten motor fixing bolt.
The drawbacks of this method: 1, small in size due to the pump, operating space is restricted, and four foundation bolts of motor are worn from the bottom up
Get up extremely difficult；2, after reset motor, machine, the centering work of pump are very complicated, and the time that only this work is spent would generally
More than the time of replacement cushion；3, this need of work 2-3 talent can complete.
Application number: 201320293023.7 disclose a kind of backrest wheel construction, including mandrel (3), and the mandrel (3) is logical
Axis installs bearing (7) in one end of the mandrel (3), guide wheel (1) is installed outside bearing (7) respectively, in the upper of bearing (7)
End cap (2) are installed in portion, and the other end of the mandrel (3) is equipped with external screw thread, and pressure pad (10) is installed on institute by locking nut (8)
It states on mandrel (3), it is by eccentric bushing (11), locking nut (8), pressure pad (10) that mandrel (3) are fixed on a mounting board.Structure letter
Single, dust-proof antirust saves bolt, and can be according to reality in such a way that shaft end processing screw thread is without being fixed by bolts
Border needs to increase the diameter of thread, and to increase intensity, the accident that avoid causes idler wheel to fall because of bolt fracture occurs.
Application number: 201320147795.X provides a kind of Combined back wheel, including axle sleeve, active wheel and at least two
The outer ring of fastening bolt, the axle sleeve is tapered surface, and the tapered surface large diameter end of the axle sleeve is integrally formed with connecting flange, described
Active wheel be equipped with the matched axle sleeve hole of axle sleeve tapered surface, offer through the expansion joint of side wall on the axle sleeve, described stretches
Contracting seam extends respectively to the both ends of the axle sleeve, and the inner ring of the axle sleeve is equipped with keyway, the axle sleeve connecting flange and active wheel
End face is equipped with the bolt hole to match with fastening bolt, and the active wheel or axle sleeve are equipped at least one top for running through its end face
Wire hole, the bolt hole on the axle sleeve and active wheel is through-hole or tapped blind hole, and corresponding with through-hole, the fastening bolt is matched
To equipped with nut.The utility model has the advantages that structure is simple, fastening is firm and readily replaceable.
Utility model content
The purpose of this utility model is to provide a kind of novel backrest wheels not to need cumbersome without dismantling pump and motor
Pump centering, the work that original 2-3 people completes, present 1 people can complete independentlies.Reach time saving, laborsaving, to improve labour effect
Rate reduces the labor intensity of worker.
In order to achieve the above objectives, the utility model uses following technical solution, a kind of novel backrest wheel, including a left side and leans on
Backgear, right clutch, outer embedded cushion, the left clutch open up pump spindle center mounting hole, and left clutch right end setting is left
Clutch teeth, the right clutch open up motor shaft center mounting hole, and right clutch teeth are arranged in right clutch left end, described
The left clutch teeth of left clutch and the right clutch teeth of right clutch plug each other connection, and left clutch teeth and the right side are leaned on
The space for placing outer embedded cushion is constituted between backgear teeth.
The outer embedded cushion includes left cushion block, right cushion block, middle cambered plate, and the middle cambered plate left end connects left cushion block
Top, right end connect right cushion block top, left cushion block top cambered surface and right cushion block top cambered surface with the outer arc surface of middle cambered plate
Radian it is consistent, the left cushion block, right cushion block, middle cambered plate be integral type molding structure.
The left cushion block, right cushion block are put between left clutch teeth and right clutch teeth, the inner arc table of middle cambered plate
Face is fitted on left clutch teeth extrados.
It further include fixing sleeve, fixing sleeve is sleeved on left clutch outer wall and right clutch outer wall simultaneously.
The fixing sleeve is fixed on left clutch outer wall by fixed screw.
The left clutch pump spindle center inner wall of the hole installing and right clutch motor shaft center mounting hole inner wall open up key
Slot.
The utility model has the advantages that compared with prior art
It in use, respectively installing left clutch, right clutch, and will fix, be added outer after motor and pump centering
Embedded cushion is inserted in circumference fixing sleeve, tightens fixing bolt；When needing replacing cushion, the fixed spiral shell of circumference need to be only unclamped
Bolt removes circumference fixing sleeve, takes out old cushion, more renews cushion, is then inserted in fixing sleeve, bolts on, because being not necessarily to
Disassembly pump and motor, so not needing cumbersome pump centering, the work that original 2-3 people completes, present 1 people can be independent complete
At.
Former coated clutch is changed to style of opening by the utility model, and outer embedded cushion is put and taken, without dismantling pump
Or motor, avoid the various insecurity factors occurred in disassembly process.It is time saving, laborsaving, rate when improving the operation of pump.Originally
The work that 2-3 people completes, present 1 people complete, and have saved labour cost.
Detailed description of the invention
Fig. 1 is a kind of novel backrest wheel construction schematic diagram of the utility model；
Fig. 2 is the A-A cross-sectional view of Fig. 1.
In figure: pump shaft 1；Motor shaft 2；Left clutch 3；Right clutch 4；Outer embedded cushion 5；Fixing sleeve 6；Fixed screw
7；Left clutch teeth 8；Right clutch teeth 9.
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.
Embodiment 1:
Fig. 1 and Fig. 2 are please referred to, the utility model provides a kind of technical solution: a kind of novel backrest wheel, including left clutch
3, right clutch 4, outer embedded cushion 5, the left clutch open up pump spindle center mounting hole, and a left clutch right end setting left side is leaned on
Backgear teeth 8, the right clutch open up motor shaft center mounting hole, and right clutch teeth 9 are arranged in right clutch left end, described
The left clutch teeth of left clutch and the right clutch teeth of right clutch plug each other connection, and left clutch teeth and the right side are leaned on
The space for placing outer embedded cushion is constituted between backgear teeth.
The outer embedded cushion includes left cushion block, right cushion block, middle cambered plate, and the middle cambered plate left end connects left cushion block
Top, right end connect right cushion block top, left cushion block top cambered surface and right cushion block top cambered surface with the outer arc surface of middle cambered plate
Radian it is consistent, the left cushion block, right cushion block, middle cambered plate be integral type molding structure.
Embodiment 2:
Fig. 1 and Fig. 2 are please referred to, the utility model provides a kind of technical solution: a kind of novel backrest wheel, including left clutch
3, right clutch 4, outer embedded cushion 5, the left clutch open up pump spindle center mounting hole, and a left clutch right end setting left side is leaned on
Backgear teeth 8, the right clutch open up motor shaft center mounting hole, and right clutch teeth 9 are arranged in right clutch left end, described
The left clutch teeth of left clutch and the right clutch teeth of right clutch plug each other connection, and left clutch teeth and the right side are leaned on
The space for placing outer embedded cushion is constituted between backgear teeth.
The outer embedded cushion includes left cushion block, right cushion block, middle cambered plate, and the middle cambered plate left end connects left cushion block
Top, right end connect right cushion block top, left cushion block top cambered surface and right cushion block top cambered surface with the outer arc surface of middle cambered plate
Radian it is consistent, the left cushion block, right cushion block, middle cambered plate be integral type molding structure.
The left cushion block, right cushion block are put between left clutch teeth and right clutch teeth, the inner arc table of middle cambered plate
Face is fitted on left clutch teeth extrados.
Embodiment 3:
Fig. 1 and Fig. 2 are please referred to, the utility model provides a kind of technical solution: a kind of novel backrest wheel, including left clutch
3, right clutch 4, outer embedded cushion 5, the left clutch open up pump spindle center mounting hole, and a left clutch right end setting left side is leaned on
Backgear teeth 8, the right clutch open up motor shaft center mounting hole, and right clutch teeth 9 are arranged in right clutch left end, described
The left clutch teeth of left clutch and the right clutch teeth of right clutch plug each other connection, and left clutch teeth and the right side are leaned on
The space for placing outer embedded cushion is constituted between backgear teeth.
The outer embedded cushion includes left cushion block, right cushion block, middle cambered plate, and the middle cambered plate left end connects left cushion block
Top, right end connect right cushion block top, left cushion block top cambered surface and right cushion block top cambered surface with the outer arc surface of middle cambered plate
Radian it is consistent, the left cushion block, right cushion block, middle cambered plate be integral type molding structure.
The left cushion block, right cushion block are put between left clutch teeth and right clutch teeth, the inner arc table of middle cambered plate
Face is fitted on left clutch teeth extrados.
It further include fixing sleeve 6, fixing sleeve is sleeved on left clutch outer wall and right clutch outer wall simultaneously.
The fixing sleeve is fixed on left clutch outer wall by fixed screw 7.
Embodiment 4:
Fig. 1 and Fig. 2 are please referred to, the utility model provides a kind of technical solution: a kind of novel backrest wheel, including left clutch
3, right clutch 4, outer embedded cushion 5, the left clutch open up pump spindle center mounting hole, and a left clutch right end setting left side is leaned on
Backgear teeth 8, the right clutch open up motor shaft center mounting hole, and right clutch teeth 9 are arranged in right clutch left end, described
The left clutch teeth of left clutch and the right clutch teeth of right clutch plug each other connection, and left clutch teeth and the right side are leaned on
The space for placing outer embedded cushion is constituted between backgear teeth.
The outer embedded cushion includes left cushion block, right cushion block, middle cambered plate, and the middle cambered plate left end connects left cushion block
Top, right end connect right cushion block top, left cushion block top cambered surface and right cushion block top cambered surface with the outer arc surface of middle cambered plate
Radian it is consistent, the left cushion block, right cushion block, middle cambered plate be integral type molding structure.
The left cushion block, right cushion block are put between left clutch teeth and right clutch teeth, the inner arc table of middle cambered plate
Face is fitted on left clutch teeth extrados.
It further include fixing sleeve 6, fixing sleeve is sleeved on left clutch outer wall and right clutch outer wall simultaneously.Outside middle cambered plate
Arc surface is fitted on fixing sleeve inner wall.
The fixing sleeve is fixed on left clutch outer wall by fixed screw 7.
The left clutch pump spindle center inner wall of the hole installing and right clutch motor shaft center mounting hole inner wall open up key
Slot, installation key in keyway are respectively used to connection pump shaft 1 and motor shaft 2.
With opening clutch instead of original coated clutch, motor and pump were only separated into one end distance originally
Could cushion be taken out or be put into, need to only remove circumference fixing sleeve now can be completed all work, and it is time saving, laborsaving, greatly
Rate when improving the operation of pump greatly.And the work that original 2-3 people completes, present 1 people complete, and have saved labour cost.
In the description of the present invention, it should be understood that temporald eixis or positional relationship are based on the figure
Orientation or positional relationship is merely for convenience of description the utility model, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of novel backrest wheel, which is characterized in that including left clutch, right clutch, outer embedded cushion, the left backrest
Wheel opens up pump spindle center mounting hole, and left clutch teeth are arranged in left clutch right end, and the right clutch opens up motor axis center
Right clutch teeth, the right side of left the clutch teeth and right clutch of the left clutch is arranged in mounting hole, right clutch left end
Clutch teeth plug each other connection, constitute between left clutch teeth and right clutch teeth for placing outer embedded cushion
Space.
2. a kind of novel backrest wheel according to claim 1, which is characterized in that the outer embedded cushion includes left pad
Block, right cushion block, middle cambered plate, the middle cambered plate left end connect left cushion block top, and right end connects right cushion block top, left cushion block top
Hold cambered surface and right cushion block top cambered surface consistent with the radian on outer arc surface of middle cambered plate, the left cushion block, right cushion block, middle arc
Panel is integral type molding structure.
3. a kind of novel backrest wheel according to claim 2, which is characterized in that the left cushion block, right cushion block are put into a left side and lean on
Between backgear teeth and right clutch teeth, the inner arcuate surface of middle cambered plate is fitted on left clutch teeth extrados.
4. a kind of novel backrest wheel according to claim 1 or 2 or 3, which is characterized in that further include fixing sleeve, fixing sleeve
It is sleeved on left clutch outer wall and right clutch outer wall simultaneously.
5. a kind of novel backrest wheel according to claim 4, which is characterized in that the fixing sleeve is fixed by fixed screw
In left clutch outer wall.
6. a kind of novel backrest wheel according to claim 1 or 2 or 3, which is characterized in that the left clutch pump spindle center
Inner wall of the hole installing and right clutch motor shaft center mounting hole inner wall open up keyway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920136981.0U CN209654459U (en) | 2019-01-25 | 2019-01-25 | A kind of novel backrest wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920136981.0U CN209654459U (en) | 2019-01-25 | 2019-01-25 | A kind of novel backrest wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209654459U true CN209654459U (en) | 2019-11-19 |
Family
ID=68522731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920136981.0U Active CN209654459U (en) | 2019-01-25 | 2019-01-25 | A kind of novel backrest wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209654459U (en) |
-
2019
- 2019-01-25 CN CN201920136981.0U patent/CN209654459U/en active Active
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