CN208742993U - A kind of rotary screen - Google Patents
A kind of rotary screen Download PDFInfo
- Publication number
- CN208742993U CN208742993U CN201820386192.8U CN201820386192U CN208742993U CN 208742993 U CN208742993 U CN 208742993U CN 201820386192 U CN201820386192 U CN 201820386192U CN 208742993 U CN208742993 U CN 208742993U
- Authority
- CN
- China
- Prior art keywords
- sieve nest
- shaft head
- connectiing shaft
- screening
- rotary screen
- 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
Links
Abstract
The utility model provides a kind of rotary screen, the first sieve nest including a tubular, second sieve nest of one coaxial sleeve outside the first sieve nest, what the both ends of the second sieve nest can dismantle respectively is equipped with connectiing shaft head, first sieve nest has an external annulus, two are connected to the side wall at external annulus both ends, around the first screening of formation space between the external annulus and side wall, the both ends of external annulus are respectively formed with a circle external toothing tooth, a circle internal messing tooth is respectively set in second sieve nest at the position opposite with external toothing tooth, connection gear is connected between internal messing tooth and external toothing tooth, multiple level-one screenings hole is set on external annulus, second screening hole of multiple apertures less than the first screening hole is arranged in second sieve nest, the connectiing shaft head is hollow, the side enclosure wall being tightly connected with connectiing shaft head is mounted in each connectiing shaft head.The rotary screen stable structure, stable drive, axial vibration is stable, facilitates installation and the high rotary screen of screening efficiency.
Description
Technical field
The utility model relates to a kind of sieving machine equipments, refer in particular to a kind of rotary screen being mounted on screening machine.
Background technique
Screening machine is the relative motion using bulk granular material and compass screen surface, makes partial particulate through sieve pore, by sand, gravel, broken
The materials such as stone are divided into the vibration screening machinery equipment of different stage by granular size.Screening machine needs sieve nest continuous when in use
It does circular-rotation or moves back and forth to complete the screening of material.The rotary screen being mounted on screening machine usually all can only be to material
Level-one screening is made, after screening is completed, if necessary to carry out second level screening to material, it is necessary to rotary screen is replaced, by roller
The slot size of the sieve nest of sieve determines the grade of screening and the fineness of screening.Therefore, existing rotary screen to material carry out by
Need repeatedly replacement rotary screen, working efficiency lower when grade screening.
Summary of the invention
The purpose of this utility model is to provide a kind of stable structure, stable drive, axial vibration is stable, facilitates installation simultaneously
And the rotary screen that screening efficiency is high.
Rotary screen described in the utility model, the first sieve nest including a tubular, a coaxial sleeve is outside the first sieve nest
The second sieve nest, connectiing shaft head that the both ends of the second sieve nest can dismantle respectively be equipped with, the first sieve nest has an external annulus, two
A side wall for being connected to external annulus both ends surrounds between the external annulus and side wall and forms the first screening space, and the two of external annulus
End is respectively formed with a circle external toothing tooth, and a circle internal messing is respectively set in the second sieve nest at the position opposite with external toothing tooth
Tooth is connected with connection gear between internal messing tooth and external toothing tooth, multiple level-one screenings hole is arranged on external annulus, and the second sieve nest is set
Second screening hole of multiple apertures less than the first screening hole is set, the connectiing shaft head is hollow, is mounted in each connectiing shaft head
The side enclosure wall being tightly connected with connectiing shaft head, the side wall of the side enclosure wall and the first sieve nest are axially being spaced apart from each other setting, and first
Jointly around the second screening of formation space between the external annulus of sieve nest, the second sieve nest and side enclosure wall.Preferably, second sieve nest
Both ends formed with the integrally formed connection ring wall of the second sieve nest, internal screw thread is formed in described two connection ring walls, two connect
Spindle nose is respectively protruding into corresponding connection ring wall, the external screw thread of connectiing shaft head periphery setting and screw-internal thread fit.
Preferably, forming a ring slot between the side enclosure wall and connectiing shaft head, sealing ring is provided in the annular groove.
Preferably, perforation is arranged in the side enclosure wall, threaded hole, institute is arranged in connectiing shaft head at position corresponding with perforation
State the connection bolt being arranged in perforation and threaded hole for connecting side enclosure wall and connectiing shaft head.
The utility model has the beneficial effects that: the first sieve nest is arranged for the rotary screen and the second sieve nest cooperates, energy
It is enough that two-stage screening is once completed under the premise of being changed without rotary screen, help to improve the efficiency of screening；First sieve nest and second
Sieve nest is arranged concentrically, and corresponding internal messing tooth and external toothing tooth is arranged, and is connected by connection gear therebetween, the
The screening synchronous with the second sieve nest synchronous rotation of one sieve nest, stable transmission, screening effect are good；Connectiing shaft head is arranged in rotary screen both ends,
Facilitate the fixation and installation of sieve nest, and the side enclosure wall that setting is tightly connected with connectiing shaft head in connectiing shaft head, after the completion of use
It only needs to dismantle side enclosure wall and be cleared up, is convenient to clean.
Detailed description of the invention
Attached drawing 1 is the schematic cross-sectional view of the main view direction of rotary screen described in the utility model.
Attached drawing 2 is the structural schematic diagram of the side-looking direction of rotary screen described in the utility model, omits the connectiing shaft head.
Specific embodiment
Refering to shown in attached drawing 1,2, it is mounted on screening machine for rotary screen described in the utility model and stagewise is carried out to material
Screening process, the rotary screen include first sieve nest 1 an of tubular, second sieve nest of the coaxial sleeve outside the first sieve nest 1
2.What the both ends of the second sieve nest 2 can dismantle respectively is equipped with connectiing shaft head 3.First sieve nest 1 has an external annulus 4, two companies
Connect the side wall 5 at 4 both ends of external annulus.Around the first screening of formation space 6 between the external annulus 4 and side wall 5.It is actually using
When, for the ease of material to be placed in the first screening space 6, between the first external annulus 4 and side wall 5 by the way of it can dismantle
Connection, can specifically snap connection the two, be threadedly coupled, or fixed the two by bolt.Specific embodiment
Herein with no restrictions.The both ends of first external annulus 4 are respectively formed with a circle external toothing tooth 7, the second sieve nest 2 with external toothing tooth 7
A circle internal messing tooth 8 is respectively set at opposite position, connection gear 9 is connected between internal messing tooth 8 and external toothing tooth 7, outside
Multiple level-one screenings hole 10 is set on ring wall 4, and second screening hole of multiple apertures less than the first screening hole 10 is arranged in the second sieve nest 2
11.The connectiing shaft head 3 is hollow, and the side enclosure wall 12 being tightly connected with connectiing shaft head 3, institute are mounted in each connectiing shaft head 3
The side wall 5 for stating side enclosure wall 12 and the first sieve nest 11 is axially being spaced apart from each other setting, the external annulus 4 of the first sieve nest 1, the second sieve nest 2
Jointly around the second screening of formation space 13 between side enclosure wall 12.The both ends of second sieve nest 2 are formed and the second sieve nest 2 one
The inside of body formed connection ring wall 14, described two connection ring walls 14 forms internal screw thread 15, and two connectiing shaft heads 3 are respectively protruding into
In corresponding connection ring wall 14, the external screw thread 16 of the setting of 3 periphery of connectiing shaft head and the cooperation of internal screw thread 15.
A ring slot 17 is formed between the side enclosure wall 12 and connectiing shaft head 3, is provided with sealing ring 18 in the annular groove 17.
Threaded hole 20 is being arranged at 19 corresponding positions of perforation in setting perforation 19 in the side enclosure wall 12, connectiing shaft head 3,
Connection bolt 21 for connecting side enclosure wall 12 Yu connectiing shaft head 3 is set in the perforation 19 and threaded hole 20.
Material is placed in the first screening space 6 by rotary screen described in the utility model when in use, rotary screen at work,
Connectiing shaft head 3 drives the rotation of the second sieve nest 2, and the second sieve nest 2 drives the first sieve by the connection gear 9 in the course of rotation
Body 1 rotates, and can complete two-stage screening to material simultaneously, high production efficiency, stable connection facilitates installation.
From above to the description of the utility model: the first sieve nest 1 and 2 phase interworking of the second sieve nest is arranged in the rotary screen
It closes, two-stage screening can be once completed under the premise of being changed without rotary screen, helps to improve the efficiency of screening；First sieve nest 1
It is arranged concentrically with the second sieve nest 2, and corresponding internal messing tooth 8 and external toothing tooth 7 is set, and pass through tooth connection therebetween
9 connection of wheel, the screening synchronous with the second synchronous rotation of sieve nest 2 of the first sieve nest 1, stable transmission, screening effect are good；Rotary screen both ends are set
Connectiing shaft head 3 is set, the fixation and installation of sieve nest, and the side wall that setting is tightly connected with connectiing shaft head 3 in connectiing shaft head 3 are facilitated
Wall 12 is only needed to dismantle side enclosure wall 12 after the completion of use and be cleared up, is convenient to clean, will not cause to connectiing shaft head 3
Abrasion, effectively raises the service life of connectiing shaft head.
Claims (4)
1. a kind of rotary screen, it is characterised in that: the first sieve nest including a tubular, a coaxial sleeve outside the first sieve nest
Two sieve nests, what the both ends of the second sieve nest can dismantle respectively is equipped with connectiing shaft head, and the first sieve nest has an external annulus, two companies
The side wall at external annulus both ends is connect, around the first screening space is formed between the external annulus and side wall, the both ends of external annulus are divided
It is not formed with a circle external toothing tooth, a circle internal messing tooth is respectively set in the second sieve nest at the position opposite with external toothing tooth, interior
It is connected with connection gear between engaging tooth and external toothing tooth, multiple level-one screenings hole is set on external annulus, the setting of the second sieve nest is more
Less than the second screening hole in the first screening hole, the connectiing shaft head is hollow in a aperture, is mounted on and connects in each connectiing shaft head
The side wall of the side enclosure wall that spindle head is tightly connected, the side enclosure wall and the first sieve nest is axially being spaced apart from each other setting, the first sieve nest
External annulus, between the second sieve nest and side enclosure wall jointly around forming the second screening space.
2. rotary screen according to claim 1, it is characterised in that: the both ends of second sieve nest are formed and the second sieve nest one
Two body formed connection ring walls, two connection ring walls are interior to form internal screw thread, and two connectiing shaft heads are respectively protruding into corresponding
It connects in ring wall, the external screw thread of connectiing shaft head periphery setting and screw-internal thread fit.
3. rotary screen according to claim 1 or 2, it is characterised in that: form one between the side enclosure wall and connectiing shaft head
Ring slot is provided with sealing ring in the annular groove.
4. rotary screen according to claim 3, it is characterised in that: in the side enclosure wall be arranged perforation, connectiing shaft head with
It perforates and threaded hole is set at corresponding position, the perforation and the interior company being arranged for connecting side enclosure wall and connectiing shaft head of threaded hole
Connecting bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820386192.8U CN208742993U (en) | 2018-03-21 | 2018-03-21 | A kind of rotary screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820386192.8U CN208742993U (en) | 2018-03-21 | 2018-03-21 | A kind of rotary screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208742993U true CN208742993U (en) | 2019-04-16 |
Family
ID=66050686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820386192.8U Expired - Fee Related CN208742993U (en) | 2018-03-21 | 2018-03-21 | A kind of rotary screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208742993U (en) |
-
2018
- 2018-03-21 CN CN201820386192.8U patent/CN208742993U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190731 Address after: 344000 Fubei Industrial Park, Linchuan District, Fuzhou City, Jiangxi Province Patentee after: Jiangxi Wangsheng New Energy Technology Co., Ltd. Address before: 323600 He Daiyuan 9-1, Xilang Village, Fenghuangshan Street, Yunhe County, Lishui City, Zhejiang Province Patentee before: Yunhe County Road Arts and crafts Sales Department |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190416 Termination date: 20200321 |