CN207647756U - Easy reliable bearing fixing structure on a kind of RO pumps - Google Patents
Easy reliable bearing fixing structure on a kind of RO pumps Download PDFInfo
- Publication number
- CN207647756U CN207647756U CN201721705764.6U CN201721705764U CN207647756U CN 207647756 U CN207647756 U CN 207647756U CN 201721705764 U CN201721705764 U CN 201721705764U CN 207647756 U CN207647756 U CN 207647756U
- Authority
- CN
- China
- Prior art keywords
- bearing
- placing cavity
- object placing
- upper opening
- fixing structure
- 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
Landscapes
- Mounting Of Bearings Or Others (AREA)
Abstract
The utility model discloses easy reliable bearing fixing structure on a kind of RO pumps, solves after swung in the prior art when vibrating body fixed frame is long-term vibrated, the bearing being set in vibrating body fixed frame can be caused to fix unstable problem.Its key points of the technical solution are that easy reliable bearing fixing structure on a kind of RO pumps, vibrating body fixed frame including bearing and for bearing installation, the vibrating body fixed frame has the object placing cavity being embedded for bearing, and one end of the object placing cavity has the upper opening that object placing cavity is put into for bearing, it is provided on the end face of side where the object placing cavity side wall is located at upper opening and abuts bearing upper surface to limit the limited block that bearing is deviate from from upper opening, the position limiting structure that setting limitation bearing is deviate from from vibrating body fixed frame is reached, to improve the purpose of fix tightly soundness between bearing and vibrating body fixed frame.
Description
Technical field
The utility model is related to the technical fields of pump, more specifically, it is solid to be related to easy reliable bearing on a kind of RO pumps
Determine structure.
Background technology
The pump head structure of diaphragm booster pump is to cause to hold by diaphragm reciprocal transformation as a kind of general fluid pressurized equipment
The positive displacement pump of product variation, operation principle is similar to plunger pump, and by taking a plunger as an example, there are two unidirectional on a plunger pump
There is negative pressure when plunger is moved to dilatation direction in cylinder in valve, and at this moment water feeding one-way valve is opened liquid and is inhaled into cylinder, and plunger is to pressure
When contracting direction moves, check valve of water drainage is opened after liquid is pressurized, and the liquid being inhaled into cylinder is forced out, this working method
It is formed continuous fluid pressurized after continuous movement.
A kind of swing wheel structure improvement for the diaphragm booster pump of disclosure of the invention that Patent publication No is CN10509991A, including
One balance wheel seat, for the interior interference fit of balance wheel seat there are one balance wheel bearing, there are one the interior installations of balance wheel bearing tilts eccentric cam, tool
Body is learnt by attached drawing 2, attached drawing 3 and the attached drawing 4 in the patent.
The balance wheel bearing of constant tilt eccentric cam is through the interference fit with balance wheel seat, to which balance wheel bearing is fixed on pendulum
In wheel seat, but after swung when balance wheel seat is long-term vibrated, balance wheel seat and the interference fit of balance wheel bearing are also easy to produce pine
Dynamic phenomenon so that balance wheel bearing can be detached from balance wheel seat, to cause balance wheel bearing to fix unstable problem.
Utility model content
The purpose of this utility model is to provide easy reliable bearing fixing structure on a kind of RO pumps, setting limitation bearing from
The position limiting structure deviate from vibrating body fixed frame, to improve fixed firmness between bearing and vibrating body fixed frame.
The above-mentioned technical purpose of the utility model technical scheme is that：Simplicity can on a kind of RO pumps
The bearing fixing structure leaned on, including bearing and the vibrating body fixed frame for bearing installation, the vibrating body fixed frame, which has, to be supplied
The object placing cavity that bearing is embedded, and one end of the object placing cavity has the upper opening that object placing cavity is put into for bearing, the object placing cavity side
It is provided on the end face of side where wall is located at upper opening and abuts bearing upper surface to limit the limit that bearing is deviate from from upper opening
Block.
By using above-mentioned technical proposal, bearing is installed in the object placing cavity of vibrating body fixed frame, and there are one object placing cavity tools
For the upper opening that bearing is put into, and upper opening is provided with limited block, because limited block abuts the upper surface of bearing, so as to be used for
Directly limitation bearing is deviate from from upper opening, and then improves fixed firmness between bearing and vibrating body fixed frame.
The utility model be further disposed in, be provided on object placing cavity side wall end face in upper opening cover model
Outer riveting point convex block is enclosed, and the limited block is formed through riveting point pressed projection riveter skills to object placing cavity interior direction deformation.
By using above-mentioned technical proposal, setting is deformed into the riveting point convex block of limited block, and riveting point convex block is in upper opening
It outside coverage area, then can avoid before bearing is not installed in object placing cavity, limited block influences the installation of bearing, and convex by riveting point
The primary deformation of block, to avoid falling off for limited block so that after being molded limited block, bearing is shut in object placing cavity,
And then the fixation between bearing and vibrating body fixed frame is improved in the degree of bigger.
The utility model is further disposed in the riveting point convex block has stress guide surface, and the stress guides
Face is tilted towards outer setting along the axis of object placing cavity from the upper surface of riveting point convex block.
By using above-mentioned technical proposal, inclined stress guide surface is set so that directly applies when to stress guide surface
When the active force of any direction, in addition to the active force of parallel stress guide surface, decomposes, can be obtained through the stress on stress guide surface
Thrust that riveting point convex block direction into object placing cavity moves is driven and downwards to the pressure of riveting point convex block, so that riveting point convex block inclines
Oblique change, and then convenient for forming limited block.
The utility model is further disposed in the riveting point convex block is evenly distributed at least three along the circumferential direction of object placing cavity
It is a.
By using above-mentioned technical proposal, at least three riveting point convex blocks are set, then it can be in the circumferential direction of bearing as far as possible
Uniform resistance is provided, bearing side is avoided to be obstructed and make bearing run-off the straight in object placing cavity.
The utility model is further disposed in the object placing cavity side wall, which is located on the end face of upper opening place side, to be opened up
There is the positioning pit that multiple pressure heads for being molded limited block are positioned.
By using above-mentioned technical proposal, positioning pit is set, for the positioning of pressure head in the equipment that presses, prevent pressure head with
Opposite sliding occurs for the end face of swing seat, to influence the molding of limited block.
The utility model is further disposed in the inner wall of the object placing cavity is located at the end set of upper opening place side
There is rounded surface.
By using above-mentioned technical proposal, enter in object placing cavity convenient for leading axle pressure-bearing.
The utility model is further disposed in the one end of the object placing cavity far from upper opening has under shed, described
Vibrating body fixed frame include have object placing cavity swing seat and three be set to disc under shed institute at one end and limitation axis
Hold the balance wheel deviate from from lower opening.
By using above-mentioned technical proposal, balance wheel can limit bearing and deviate from from lower opening.
The utility model is further disposed in the outer wall of the bearing and the inner wall of object placing cavity are interference fitted；It is described
The eccentric wheel being interference fitted with bearing inner wall is provided in bearing.
By using above-mentioned technical proposal, through interference fit everywhere so that after the integral installation that RO pumps pump head, improve
Fixed firmness between bearing and vibrating body fixed frame.
In conclusion the utility model has the advantages that：Bearing is installed to have on vibrating body fixed frame and above be opened
In the object placing cavity of mouth, and upper opening is provided with limited block, because limited block abuts the upper surface of bearing, so as to be used for directly
Limitation bearing is deviate from from upper opening, and then improves fixed firmness between bearing and vibrating body fixed frame.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model in a pre-installation；
Fig. 2 is the sectional view of the utility model in a pre-installation；
Fig. 3 is the enlarged drawing at A in Fig. 1；
Fig. 4 is the sectional view of the utility model after mounting；
Fig. 5 is the enlarged drawing at B in Fig. 4.
In figure, 1, bearing；2, vibrating body fixed frame；21, swing seat；211, object placing cavity；211a, upper opening；212, riveting point
Convex block；2121, stress guide surface；213, positioning pit；214, rounded surface；22, balance wheel；3, eccentric wheel；4, limited block.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
As depicted in figs. 1 and 2, easy reliable bearing fixing structure on a kind of RO pumps, including bearing 1, bearing 1 are installed on
In vibrating body fixed frame 2, and vibrating body fixed frame 2 includes that a swing seat 21 and three are fixedly arranged on 21 same end face of swing seat
Balance wheel 22, three balance wheels 22 are distributed in equilateral triangle at the end face outer ring of balance wheel 22.The center of swing seat 21 offers one
A object placing cavity 211 with 21 concentric setting of swing seat, and the both ends of object placing cavity 211 be respectively close to balance wheel 22 under shed and
Upper opening 211a far from balance wheel 22, the outer wall of bearing 1 and the inner wall interference fit of object placing cavity 211.In bearing 1 there are one settings
Eccentric wheel 3, one end outer wall and 1 inner wall of bearing of eccentric wheel 3 are interference fitted, and the other end of eccentric wheel 3 is opened from object placing cavity 211
It is stretched out at mouth 211a.
In conjunction with shown in Fig. 3, the part of balance wheel 22 is located in the coverage area of under shed, is opened from down so as to limit bearing 1
Deviate from mouthful.It is located in swing seat 21 on object placing cavity 211 and is provided with multiple riveting point convex blocks on the end face of side where opening 211a
212, riveting point convex block 212 is integrally formed with swing seat 21, and in the present embodiment, specifically fixed there are three riveting point convex blocks 212.Three
Riveting point convex block 212 is evenly distributed on close to the inside of object placing cavity 211 on end face, and riveting point convex block 212 is vertically arranged and swings
On the end face of seat 21, so that riveting point convex block 212 is respectively positioned on outside opening 211a coverage areas, avoiding, which influences bearing 1, is pressed into
In object placing cavity 211.There are one the stress guide surfaces 2121 being obliquely installed for each 212 tool of riveting point convex block, and riveting point convex block 212 is vertical
Section is trapezoidal, and the upper surface of the connection riveting point of stress guide surface 2121 convex block 212 and riveting point convex block 212 are backwards to object placing cavity 211 1
Side, so that stress guide surface 2121 is tilted towards outer setting along the axis of object placing cavity 211 from the upper surface of riveting point convex block 212.
In conjunction with shown in Fig. 4 and Fig. 5, riveting point convex block 212 is subjected to pressure-riveting process, when forcing in stress guide surface 2121, drives
Make riveting point convex block 212 to 211 interior direction deformation of object placing cavity, to form the limited block extended to 211 axis direction of object placing cavity
4, limited block 4 abuts the upper surface of bearing 1, and then limits bearing 1 and deviate from from upper opening 211a.Riveting point is set in swing seat 21
It is also set up on the end face of convex block 212 there are three positioning pit 213, three positioning pits 213 are uniformly staggered in three riveting points
Between convex block 212, for pressure head in the equipment that presses（It is not illustrated in figure）Positioning, prevent the end face of pressure head and swing seat 21 from sending out
Raw opposite sliding, to influence the molding of limited block 4.
The end set of side has rounded surface 214 where the inner wall of object placing cavity 211 is located at upper opening 211a, consequently facilitating guiding
Bearing 1 is pressed into object placing cavity 211.
The utility model is installed, the bearing 1 of built-in eccentric wheel 3 is pressed into vibrating body fixed frame 2 from upper opening 211a
In object placing cavity 211, the stress guide surface 2121 on riveting point convex block 212 is forced in, is deformed into riveting point convex block 212 through pressure-riveting process
Limited block 4 is deviate to limit bearing 1 from upper opening 211a.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (8)
1. easy reliable bearing fixing structure on a kind of RO pumps, including bearing (1) and solid for the vibrating body of bearing (1) installation
Determine frame (2), it is characterised in that：The vibrating body fixed frame (2) has the object placing cavity (211) that is embedded for bearing (1), and described sets
One end of object chamber (211) has the upper opening (211a) that object placing cavity (211) is put into for bearing (1), object placing cavity (211) side wall
Bearing (1) upper surface is abutted to limit bearing (1) from upper opening positioned at being provided on the end face of side where upper opening (211a)
The limited block (4) deviate from (211a).
2. easy reliable bearing fixing structure on a kind of RO pumps according to claim 1, it is characterised in that：The glove
The riveting point convex block (212) being provided on chamber (211) side wall end face outside upper opening (211a) coverage area, and the limited block
(4) it is formed to object placing cavity (211) interior direction deformation by pressure-riveting process through riveting point convex block (212).
3. easy reliable bearing fixing structure on a kind of RO pumps according to claim 2, it is characterised in that：The riveting point
Convex block (212) has a stress guide surface (2121), and the stress guide surface (2121) along object placing cavity (211) axis from riveting point
The upper surface of convex block (212) is tilted towards outer setting.
4. easy reliable bearing fixing structure on a kind of RO pumps according to claim 3, it is characterised in that：The riveting point
Convex block (212) is evenly distributed at least three along the circumferential direction of object placing cavity (211).
5. easy reliable bearing fixing structure on a kind of RO pumps according to claim 4, it is characterised in that：The glove
Multiple pressure heads for molding limited block (4) are offered where chamber (211) side wall is located at upper opening (211a) on the end face of side to determine
The positioning pit (213) of position.
6. easy reliable bearing fixing structure on a kind of RO pumps according to claim 2, it is characterised in that：The glove
The end set of side has rounded surface (214) where the inner wall of chamber (211) is located at upper opening (211a).
7. easy reliable bearing fixing structure on a kind of RO pumps according to claim 1, it is characterised in that：The glove
It includes having object placing cavity that the one end of chamber (211) far from upper opening (211a), which has under shed, the vibrating body fixed frame (2),
(211) swing seat (21) and three are set to disc under shed institute at one end and limitation bearing (1) is de- from lower opening
The balance wheel (22) gone out.
8. easy reliable bearing fixing structure on a kind of RO pumps according to claim 1, it is characterised in that：The bearing
(1) inner wall of outer wall and object placing cavity (211) is interference fitted；It is provided in the bearing (1) and is interference fitted with bearing (1) inner wall
Eccentric wheel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721705764.6U CN207647756U (en) | 2017-12-08 | 2017-12-08 | Easy reliable bearing fixing structure on a kind of RO pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721705764.6U CN207647756U (en) | 2017-12-08 | 2017-12-08 | Easy reliable bearing fixing structure on a kind of RO pumps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207647756U true CN207647756U (en) | 2018-07-24 |
Family
ID=62879666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721705764.6U Active CN207647756U (en) | 2017-12-08 | 2017-12-08 | Easy reliable bearing fixing structure on a kind of RO pumps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207647756U (en) |
-
2017
- 2017-12-08 CN CN201721705764.6U patent/CN207647756U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106239698B (en) | Multistation forming machine for concrete building unit | |
| CN207647756U (en) | Easy reliable bearing fixing structure on a kind of RO pumps | |
| CN206543033U (en) | A kind of teaching management podium | |
| CN106938293B (en) | For processing the mold of hole of spoke | |
| CN207647766U (en) | A kind of reliable dump valve mounting structure of RO pumps | |
| CN106670425B (en) | A kind of wheel hub processing unit (plant) | |
| CN109894496B (en) | Precise metal tank body shaping device | |
| CN208195322U (en) | Water pipe positioning convex ring molding machine | |
| CN207534319U (en) | RO pump bearings are pressed into vibrating body fixed frame tooling | |
| CN216299623U (en) | Ceramic part machining die | |
| CN207012341U (en) | Automatic point massage is hammered into shape | |
| CN209598029U (en) | A kind of ring forging bulging structure based on press machine | |
| CN210549977U (en) | External grinding system of valve guide pipe | |
| CN208118860U (en) | A kind of Level tune wheel | |
| CN211194632U (en) | Structure of core is contracted in straight top area of floating | |
| CN208811903U (en) | Molding die is used in a kind of production of abrasive grinding wheel | |
| CN210435173U (en) | Stamping die capable of rapidly demoulding | |
| CN207206221U (en) | A kind of horizontal brush roll forming machine | |
| CN208147266U (en) | A kind of welding vehicle bridge spring block tooling | |
| CN208133442U (en) | Hand die holder | |
| CN205966827U (en) | Circumference concatenation slider formula extrusion die | |
| CN218371371U (en) | Building engineering hoisting structure | |
| CN220502654U (en) | Emulsion filling device | |
| CN106808621B (en) | A kind of annular modeling pipe mold | |
| CN207916031U (en) | A kind of plastics suction mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |