CN208494926U - A kind of vibrating screen - Google Patents
A kind of vibrating screen Download PDFInfo
- Publication number
- CN208494926U CN208494926U CN201820824944.4U CN201820824944U CN208494926U CN 208494926 U CN208494926 U CN 208494926U CN 201820824944 U CN201820824944 U CN 201820824944U CN 208494926 U CN208494926 U CN 208494926U
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- China
- Prior art keywords
- vibrating screen
- side plate
- eccentric block
- main body
- screen main
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Abstract
The utility model provides a kind of vibrating screen, belong to vibrosieve equipment technical field, vibrating screen includes support frame and the vibrating screen main body equipped with sieve, the vibrating screen main body is equipped with eccentric block, it is rotatably equipped at least two on at least side side plate of the vibrating screen main body along the spaced apart eccentric block of side plate extending direction, is placed between each eccentric block on same side plate and is sequentially connected so that the eccentric block being placed on same side plate moves synchronously.By by the eccentric block setting at least two on same side plate and along side plate extending direction arranged for interval, in the case where shaker vibration effect is constant, side plate single-point stress it will change into side plate multiple spot stress in the prior art, the local pressure for reducing side plate, solves the problems, such as that side plate is easy to damage in the prior art.
Description
Technical field
The utility model relates to a kind of vibrating screens.
Background technique
The structure of existing bilayer conventional vibration sieve is as shown in Figure 1 to Figure 3, including vibrating screen main body and is used to support vibration
Sieve main body four support frames 1, vibrating screen main body include be arranged in vibrating screen main body two sides side plate 6 and be fixed on side plate 6 it
Between and be arranged in the isometric support rods 2 of two rows in above-below direction, be placed on the support rod 2 on upper layer and upper sieve 4 be installed, be placed in
Lower screen 3 is installed, the middle position of two side plates 6 is respectively provided with an eccentric vibration structure 5, each inclined on the support rod 2 of lower layer
Heart vibrational structure 5 includes two eccentric blocks 7 that vibrating screen inside and outside of the main body two sides are arranged in, and two eccentric vibration structures 5 pass through
Intermediate flexible axle 8 is sequentially connected so that two eccentric vibration structures 5 rotate synchronously, one of eccentric vibration structure 5 be placed in branch
Driving device 9 on support 1 is sequentially connected, and drives two eccentric vibration structures 5 to rotate simultaneously by intermediate flexible axle 8.
Above-mentioned existing bilayer conventional vibration sieve, which has the disadvantages that, is equipped with an eccentric vibrating on one, each side plate 6
Structure 5, and eccentric block 7 is arranged in inside and outside side plate 6.Since the structure size of each eccentric block 7 is larger, up and down
Biggish distance must be kept with setting-up eccentricity block 7 between two layers of sieve, and then cause the structure size of two side plates 6 larger, increased
The height of vibrating screen main body is added；Two, it is respectively provided with an eccentric vibration structure 5 on two side plates 6, makes side plate 6 that eccentric vibrating is set
The position stress of structure 5 is larger, be easy to cause the damage of side plate 6.
Utility model content
The purpose of this utility model is to provide a kind of vibrating screens, easy to damage with the side plate for solving vibrating screen in the prior art
The problem of.
To achieve the above object, the technical solution of the vibrating screen of the utility model is:
Vibrating screen includes support frame and the vibrating screen main body equipped with sieve, and the vibrating screen main body is equipped with eccentric block, institute
State be rotatably equipped on at least side side plate of vibrating screen main body at least two along side plate extending direction it is spaced apart it is described partially
Heart block is placed between each eccentric block on same side plate and is sequentially connected so that the eccentric block being placed on same side plate moves synchronously.
The beneficial effects of the utility model are: by prolonging the eccentric block setting at least two on same side plate and along side plate
Direction arranged for interval is stretched, in the case where shaker vibration effect is constant, side plate single-point stress will change into side in the prior art
Plate multiple spot stress, reduces the local pressure of side plate, solves the problems, such as that the side plate of vibrating screen in the prior art is easy to damage.
Further, in order to improve screening effect, at least two institutes are equipped on the two sides side plate of the vibrating screen main body
Eccentric block is stated, the sieve two sides synchro-resonance in vibrating screen main body is made, improves screening effect.
Further, in order to simplify the structure of vibrating screen, the eccentric block being placed on two side plates is corresponded, the vibrating screen
Main body is equipped with drive shaft of the rolling assembling on two side plates, and corresponding two eccentric block is fixed on drive shaft, only needs
A set of driving device is set on the support frame, whole eccentric blocks can be driven and move synchronously, simplifies the structure of vibrating screen.
Further, in order to improve the vibrating effect of vibrating screen, there are two the drive shaft is set, the weight of vibrating screen main body
The heart was in the plane of the pivot center of two drive shafts and between the pivot center in two drive shafts, made vibrating screen master
The vibration of the sieve of body is more controllable.
Further, in order to simplify drive shaft structure, the drive shaft is stiff shaft, when avoiding using flexible connection
Additional setting flexure member, simplifies drive shaft structure.
Further, in order to simplify the structure of vibrating screen, it is placed between the adjacent eccentric block on same side plate activity even
Kinematic link is connected to so that the eccentric block being placed on same side plate moves synchronously, simplified structure reduces the overall weight of vibrating screen.
Further, in order to reduce the height of vibrating screen main body, the eccentric block is arranged on the outside of side plate, avoids bias
The inner space of block occupancy vibrating screen main body.
Further, the sieve of the vibrating screen main body is equipped at least two and between the upper and lower every setting.
Detailed description of the invention
Fig. 1 is the main view of vibrating screen in the prior art；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is Fig. 1 along line A-A cross-sectional view；
Fig. 4 is the main view of the specific embodiment 1 of the vibrating screen of the utility model；
Fig. 5 is the partial sectional view of Fig. 4；
Fig. 6 is Fig. 4 along line B-B cross-sectional view；
Fig. 7 is Fig. 4 along line C-C cross-sectional view；
In figure: 10, support frame；11, side plate；12, support rod；13, upper screen；14, lower screen；15, lower eccentric block；
16, kinematic link；17, motor mounting rack；18, vibrating spring；19, upper eccentric block；20, upper drive shaft；21, bearing block；22,
Flexible coupling；23, main shaft；24, driven pulley；25, driving pulley；26, motor；27, underdrive shaft.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The specific embodiment 1 of the vibrating screen of the utility model, as shown in Figures 4 to 7, vibrating screen include pedestal and are mounted on
Vibrating screen main body on pedestal, pedestal include four support frames 10, and each 10 upper end of support frame is equipped with vibrating spring 18 and vibration
Trunnion connection in dynamic sieve main body, vibrating screen main body includes the upper screen 13 and lower screen 14 for screening materials carrying, upper layer
Sieve 13 and 14 two sides of lower screen are equipped with side plate 11, and support upper screen 13 and lower screen 14 are equipped between two side plates 11
Support rod 12, in the present embodiment, upper screen 13 and lower screen 14 are obliquely installed, and two sieves tilt down as vibrating screen
Discharge port, certainly, in other embodiments, vibrating screen may be linear vibrating screen, and upper screen 13 and lower screen 14 are equal
It is horizontally disposed；It may also set up any number of sieves such as three, four in vibrating screen main body.
In the present embodiment, be all provided on two side plates 11 of vibrating screen main body there are two along 11 extending direction of side plate it is spaced apart
Eccentric block, eccentric block pass through 21 rolling assembling of bearing block that is arranged on side plate 11 in side plate 11 towards outside vibrating screen main body
On lateral surface, wherein the eccentric block in two pieces of eccentric blocks that definition is arranged on the same side plate 11 in top is upper bias
Block 19, defining the eccentric block being below in two pieces of eccentric blocks being arranged on same side plate 11 is lower eccentric block 15, upper bias
Kinematic link 16 is connected between block 19 and lower eccentric block 15 so that synchronous between upper eccentric block 19 and lower eccentric block 15 transport
It is dynamic, and then make the screening effect of vibrating screen resonance raising vibrating screen, rolling assembling is additionally provided in two side plates 11 in vibrating screen main body
On drive shaft be placed under two side plates 11 wherein being placed between the upper eccentric block 19 of two side plates 11 is upper drive shaft 20
It is underdrive shaft 27 between eccentric block 15, and the center of gravity of vibrating screen main body was in drive shaft 20 and underdrive shaft 27
Pivot center plane on and between upper drive shaft 20 and the pivot center of underdrive shaft 27, further increase vibration
The screening effect of dynamic sieve.Upper drive shaft 20 and underdrive shaft 27 pass through the bearing blocks 21 of two side plates 11 respectively with two on it is eccentric
Lower 15 rotation stop of eccentric block of block 19, two cooperates, and motor mounting rack 17 is additionally provided on pedestal, and motor mounting rack 17 is equipped with 26 He of motor
Main shaft 23 of the rolling assembling on motor mounting rack 17,23 one end of main shaft is equipped with driven pulley 24 and motor 26 is driven
Connection, 23 other end of main shaft is by flexible coupling 22 and the transmission connection of upper eccentric block 19 or upper drive shaft 20 will turn round
Square is transmitted on drive shaft 20.Certainly, in other embodiments, main shaft 23 can also with lower eccentric block 15 or under pass
Turn axis 27 is connected by flexible coupling 22；It can also be not provided with underdrive shaft 27, upper drive shaft 20 is only set；It can also
To be not provided with upper drive shaft 20, it is not provided with underdrive shaft 27；It is placed in the quantity of the eccentric block on the same side plate 11 simultaneously
Can also there are three, any amounts such as four, naturally it is also possible to upper 19 He of eccentric block is only set on the side plate 11 of wherein side
Lower eccentric block 15.In the present embodiment, upper drive shaft 20 and underdrive shaft 27 are stiff shaft, and motor 26 constitutes driving dress
It sets, certainly, in other embodiments, it is contemplated that the bearing block 21 of upper drive shaft 20, underdrive shaft 27 and two sides side plate 11
Between rigging error, flexible coupling can also be set on upper drive shaft 20 and underdrive shaft 27 to evade upload
Rigging error between turn axis 20, underdrive shaft 27 and the bearing block 21 of two side plates 11, specifically should be according to specific error
Depending on situation；Driving device may be fluid-power motor or diesel engine unit, gasoline unit；The connection of motor 26 and transmission main shaft 23
It may be the kinds of drive such as chain conveyer or gear drive.
In the present embodiment, when carrying out material screening operation using the vibrating screen, start motor 26, motor 26 passes through actively
Belt wheel 25 and driven pulley 24 drive main shaft 23 to rotate, and main shaft 23 is placed in one one by the driving of flexible coupling 22
Upper eccentric block 19 on side plate 11 rotates, and eccentric block 19 is placed in upper on another side plate 11 by the drive of upper drive shaft 20 on this
Eccentric block 19 rotates, and then drives two lower eccentric blocks 15 to rotate by kinematic link 16, drives shaker vibration to material
It is sieved.By the way that two eccentric blocks are respectively set in two different locations on side plate 11, make the forced position of side plate 11 from one
It is a to become two, and corresponding stress also reduces half, avoids the damage of side plate 11, improves the reliability of vibrating screen main body,
And the upper eccentric block 19 and lower eccentric block 15 being arranged on the same side plate 11 keep the resonance of sieve more preferable, make the object on sieve
The orientation consistency of the suffered throwing power of material is more preferable, and screening effect is more preferable.
The specific embodiment 2 of the vibrating screen of the utility model, the area with the specific embodiment 1 of the vibrating screen of the utility model
Be not only that: the eccentric block being placed on same side plate is equipped with gear, passes the eccentric block being placed on same side plate by gear
It is dynamic to connect so that the eccentric block being placed on same side plate rotates synchronously.
Claims (8)
1. a kind of vibrating screen, the vibrating screen main body including support frame and equipped with sieve, the vibrating screen main body are equipped with eccentric block,
It is characterized by: being rotatably equipped at least two on at least side side plate of the vibrating screen main body along side plate extending direction interval
The eccentric block of arrangement is placed between each eccentric block on same side plate and is sequentially connected so as to be placed in the bias on same side plate
Block moves synchronously.
2. vibrating screen according to claim 1, it is characterised in that: be equipped at least on two side plates of the vibrating screen main body
Two eccentric blocks.
3. vibrating screen according to claim 2, it is characterised in that: the eccentric block being placed on two side plates corresponds, described
Vibrating screen main body is equipped with drive shaft of the rolling assembling on two side plates, and corresponding two eccentric block is fixed on drive shaft
On.
4. vibrating screen according to claim 3, it is characterised in that: there are two the drive shaft is set, vibrating screen main body
Center of gravity was in the plane of the pivot center of two drive shafts and between the pivot center in two drive shafts.
5. vibrating screen according to claim 3, it is characterised in that: the drive shaft is stiff shaft.
6. vibrating screen according to any one of claims 1-5, it is characterised in that: be placed in adjacent inclined on same side plate
Kinematic link is connected between heart block so that the eccentric block being placed on same side plate moves synchronously.
7. vibrating screen according to any one of claims 1-5, it is characterised in that: the eccentric block is arranged at outside side plate
Side.
8. vibrating screen according to claim 7, it is characterised in that: the sieve of the vibrating screen main body be equipped at least two and
Between the upper and lower every setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820824944.4U CN208494926U (en) | 2018-05-30 | 2018-05-30 | A kind of vibrating screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820824944.4U CN208494926U (en) | 2018-05-30 | 2018-05-30 | A kind of vibrating screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208494926U true CN208494926U (en) | 2019-02-15 |
Family
ID=65287073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820824944.4U Expired - Fee Related CN208494926U (en) | 2018-05-30 | 2018-05-30 | A kind of vibrating screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208494926U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108686927A (en) * | 2018-05-30 | 2018-10-23 | 河南三和水工机械有限公司 | Vibrating screen |
| CN114472144A (en) * | 2022-01-13 | 2022-05-13 | 清远市美村生物技术有限公司 | Linear vibration screening machine for fertilizer production |
-
2018
- 2018-05-30 CN CN201820824944.4U patent/CN208494926U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108686927A (en) * | 2018-05-30 | 2018-10-23 | 河南三和水工机械有限公司 | Vibrating screen |
| CN114472144A (en) * | 2022-01-13 | 2022-05-13 | 清远市美村生物技术有限公司 | Linear vibration screening machine for fertilizer production |
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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: 20190215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |