CN208771815U - A kind of screening machine - Google Patents
A kind of screening machine Download PDFInfo
- Publication number
- CN208771815U CN208771815U CN201820386238.6U CN201820386238U CN208771815U CN 208771815 U CN208771815 U CN 208771815U CN 201820386238 U CN201820386238 U CN 201820386238U CN 208771815 U CN208771815 U CN 208771815U
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- sieve nest
- screening
- tooth
- shaft head
- external
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Abstract
The utility model provides a kind of screening machine, including a rack, the rotary screen for being equipped with motor in the rack and being rotated by motor drive, rotary screen includes first sieve nest, one the second sieve nest covered 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 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 screening machine 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.
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 screening machine that screening efficiency is high.
Screening machine described in the utility model, including a rack are equipped with motor in the rack and by motor band
The dynamic and rotary screen that rotates, the rotary screen includes first sieve nest an of tubular, a coaxial sleeve outside the first sieve nest the
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 the second screening space is formed, master is installed on the output shaft of motor
Moving gear, the connectiing shaft head periphery be arranged at position corresponding with driving gear one circle be meshed with driving gear from
Dynamic engaging tooth.Preferably, the both ends of second sieve nest are formed and the integrally formed connection ring wall of the second sieve nest, described two companies
Connect and form internal screw thread in ring wall, two connectiing shaft heads are respectively protruding into corresponding connection ring wall, connectiing shaft head periphery be arranged with it is interior
The external screw thread being threadedly engaged.
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.
Preferably, the rack includes a main frame body, an installation frame body being vertically installed on main frame body, the peace
Shelve the first perforation of the output shaft installation that power supply machine is set on body and the second perforation for connectiing shaft head installation.
The utility model has the beneficial effects that: the rotary screen that stagewise sieves is arranged on the screening machine, rotary screen is set
It sets the first sieve nest and the second sieve nest cooperates, two-stage screening can be once completed under the premise of being changed without rotary screen, is helped
In the efficiency for improving screening；First sieve nest is arranged concentrically with the second sieve nest, and corresponding internal messing tooth and external toothing tooth is arranged,
And it is connected by connection gear therebetween, the screening synchronous with the second sieve nest synchronous rotation of the first sieve nest, stable transmission, screening
Effect is good；Connectiing shaft head is arranged in rotary screen both ends, facilitates the fixation and installation of sieve nest, and setting and connecting shaft in connectiing shaft head
The side enclosure wall that head is tightly connected only is needed to dismantle side enclosure wall after the completion of use and be cleared up, is convenient to clean；Motor it is defeated
Driving gear, the driven engaging tooth that setting one circle in connectiing shaft head periphery is meshed with driving gear are installed, screening machine exists on shaft
Stable drive when work, axial torque is small, stable structure.
Detailed description of the invention
Attached drawing 1 is the schematic cross-sectional view of the main view direction of screening machine described in the utility model.
Attached drawing 2 is the structural schematic diagram of the side-looking direction of the rotary screen of screening machine described in the utility model, omits the company
Spindle head.
Specific embodiment
It is a preferred embodiment of screening machine described in the utility model, the screening machine packet refering to shown in attached drawing 1,2
A rack is included, the rotary screen that motor is equipped in the rack and is rotated by motor drive, the rotary screen includes one
First sieve nest 1 of a tubular, second sieve nest 2 of the coaxial sleeve outside the first sieve nest 1.The both ends of second sieve nest 2 can be torn open respectively
That unloads is equipped with connectiing shaft head 3.First sieve nest 1 has an external annulus 4, and two are connected to the side wall 5 at 4 both ends of external annulus.Institute
It states between external annulus 4 and side wall 5 around the first screening of formation space 6.In actual use, for the ease of material is placed on
In one screening space 6, is connected by the way of it can dismantle between the first external annulus 4 and side wall 5, can specifically be buckled the two
Connection is threadedly coupled, or is fixed the two by bolt.Specific embodiment is herein with no restrictions.First external annulus 4
Both ends are respectively formed with a circle external toothing tooth 7, and the second sieve nest 2 is respectively set in a circle at the position opposite with external toothing tooth 7
Engaging tooth 8 is connected with connection gear 9 between internal messing tooth 8 and external toothing tooth 7, multiple level-one screenings hole is arranged on external annulus 4
10, second screening hole 11 of multiple apertures less than the first screening hole 10 is arranged in the second sieve nest 2.The connectiing shaft head 3 is hollow, each
The side enclosure wall 12 being tightly connected with connectiing shaft head 3, the side of the side enclosure wall 12 and the first sieve nest 11 are mounted in connectiing shaft head 3
Wall 5 is axially being spaced apart from each other setting, jointly around formation between the external annulus 4 of the first sieve nest 1, the second sieve nest 2 and side enclosure wall 12
Second screening space 13.Driving gear 22 is installed on the output shaft of motor, 3 periphery of connectiing shaft head with driving gear 22
The driven engaging tooth 23 that one circle of setting is meshed with driving gear 22 at corresponding position.The rack includes a main frame body
24, the output shaft peace of power supply machine is arranged in the installation frame body 25 for an installation frame body 25 being vertically installed on main frame body 24
First perforation of dress and the second perforation installed for connectiing shaft head.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, the perforation is being arranged at 19 corresponding positions of perforation in setting perforation 19 in the side enclosure wall 12, connectiing shaft head 3
19 with connection bolt 21 for connecting side enclosure wall 12 Yu connectiing shaft head 3 is set in threaded hole 20.
Material is placed in the first screening space 6 by screening machine 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: installing driving gear on the output shaft of the motor of the screening machine
22, the driven engaging tooth 23 that 3 periphery of connectiing shaft head setting, one circle is meshed with driving gear 22, screening machine is driven flat at work
Surely, axial torque is small, stable structure；The first sieve nest 1 is arranged in rotary screen and the second sieve nest 2 cooperates, and can be changed without rolling
Two-stage screening is once completed under the premise of shaft screen, helps to improve the efficiency of screening；First sieve nest 1 with the second sieve nest 2 is concentric sets
It sets, and corresponding internal messing tooth 8 and external toothing tooth 7 is set, and are connected by connection gear 9 therebetween, the first sieve nest 1
Screening synchronous with the second synchronous rotation of sieve nest 2, stable transmission, screening effect are good；Connectiing shaft head 3 is arranged in rotary screen both ends, convenient
The fixation and installation of sieve nest, and the side enclosure wall 12 that setting is tightly connected with connectiing shaft head 3 in connectiing shaft head 3, after the completion of use
It only needs to dismantle side enclosure wall 12 and be cleared up, be convenient to clean, connectiing shaft head 3 will not be caused to wear, it is effective to improve
The service life of connectiing shaft head.
Claims (5)
1. a kind of screening machine, it is characterised in that: including a rack, be equipped in the rack motor and by motor drive and
The rotary screen of rotation, the rotary screen include first sieve nest an of tubular, second sieve of the coaxial sleeve outside the first sieve nest
Body, 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, and two are connected to
The side wall at external annulus both ends, around the first screening space is formed between the external annulus and side wall, shape is distinguished at the both ends of external annulus
Cheng Youyi encloses external toothing tooth, and a circle internal messing tooth, internal messing is respectively set in the second sieve nest at the position opposite with external toothing tooth
It is connected with connection gear between tooth and external toothing tooth, multiple level-one screenings hole is set on external annulus, multiple holes are arranged in the second sieve nest
For diameter less than the second screening hole in the first screening hole, the connectiing shaft head is hollow, is mounted in each connectiing shaft head and connecting shaft
The side enclosure wall that head is tightly connected, the side wall of the side enclosure wall and the first sieve nest are axially being spaced apart from each other setting, outside the first sieve nest
Driving tooth is installed on the output shaft of motor around the second screening space is formed jointly between ring wall, the second sieve nest and side enclosure wall
One be arranged at position corresponding with driving gear and encloses driven nibbling of being meshed with driving gear for wheel, the connectiing shaft head periphery
Close tooth.
2. screening machine 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. screening machine 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. screening machine 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.
5. screening machine according to claim 3, it is characterised in that: the rack includes a main frame body, a vertical peace
Installation frame body on main frame body the first perforation of the output shaft installation of power supply machine is arranged in the installation frame body and for even
Second perforation of spindle head installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820386238.6U CN208771815U (en) | 2018-03-21 | 2018-03-21 | A kind of screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820386238.6U CN208771815U (en) | 2018-03-21 | 2018-03-21 | A kind of screening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208771815U true CN208771815U (en) | 2019-04-23 |
Family
ID=66145622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820386238.6U Active CN208771815U (en) | 2018-03-21 | 2018-03-21 | A kind of screening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208771815U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111151454A (en) * | 2019-12-31 | 2020-05-15 | 卜露露 | Multi-cavity screening and filtering device |
-
2018
- 2018-03-21 CN CN201820386238.6U patent/CN208771815U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111151454A (en) * | 2019-12-31 | 2020-05-15 | 卜露露 | Multi-cavity screening and filtering device |
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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: 20190425 Address after: 451150 No. 18 Zhongxing Road, Longhu Development Zone, Zhengzhou City, Henan Province Patentee after: Xinzheng Zhengzhou long long Industrial Co., Ltd. Address before: 323600 No. 9-1, West Lane Village, Lantau Peak street, Yunhe County, Lishui, Zhejiang Patentee before: Yunhe County Road Arts and crafts Sales Department |