CN203400854U - Screen surface structure and screening machine - Google Patents
Screen surface structure and screening machine Download PDFInfo
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- CN203400854U CN203400854U CN201320430277.9U CN201320430277U CN203400854U CN 203400854 U CN203400854 U CN 203400854U CN 201320430277 U CN201320430277 U CN 201320430277U CN 203400854 U CN203400854 U CN 203400854U
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- screen cloth
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- screen surface
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Abstract
The utility model discloses a screening surface structure and a screening machine. The screening surface structure and the screening machine are designed to solve the problems that an existing screening machine is single in material motion track, and refined screening is hard to achieve. The screening surface structure comprises at least one layer of screen cloth. The cross section of the screen cloth is in a corrugate shape. The corrugate structure comprises at least one section of crest structure and one section of trough structure. The running speed of materials at the trough section is smaller than that of the materials at the crest section, so that the small materials are screened out at the trough section with the sufficient time, and the large-particle materials can rapidly cross the crest section. Therefore, on the premise that the running speed of the materials is not influenced, the refined screening is achieved, the size of the waveform can be adjusted, the structure is simple and reliable, and the screening surface structure and the screening machine are applicable to various screening machines.
Description
Technical field
The utility model relates to sieving machine field, concrete, relates to a kind of compass screen surface structure and screening machine.
Background technology
Vibratory sieve is widely used in the industry-by-industries such as cement, mine, chemical industry, power plant, for the classification of material.Current large-scale sieving machine, mainly with straight-line oscillation and two kinds of modes of circular vibration.Compass screen surface all adopts linear structure, and there are the following problems:
(1) compass screen surface cross section is linear structure, and during vibration, the movement locus of material is single, is difficult to realize the screening that becomes more meticulous, particularly undesirable for the grading effect of thin material;
(2) Material moving track is non-adjustable, can not to Material moving track, adjust accordingly according to the actual requirements, can only realize by changing compass screen surface;
(3) owing to being linear structure, especially for thin material, need long screen cloth to sieve it, cause sieve nest volume excessive, cost is high.
Utility model content
An object of the present utility model is to propose the compass screen surface structure that a kind of Material moving track is changeable, can realize multi-level oil refinement screening;
Another object of the present utility model is that a kind of screen cloth waveform of proposition is adjustable to be suitable for the compass screen surface structure of all types of particle screenings;
Another object of the present utility model is to propose a kind of effective shortening sieve nest length, cost-saving, the compass screen surface structure that reduces energy consumption;
An also object of the present utility model is to propose a kind of screening machine that can realize multi-level oil refinement screening.
For reaching this object, on the one hand, the utility model by the following technical solutions:
A structure, described compass screen surface structure comprises at least one deck screen cloth, and described screen cloth cross section is corrugated, and described wave structure comprises at least one section of crest structure and one section of trough structure, and material is less than the speed of service in crest section at trough running speed.
Further, on described screen cloth, be provided with waveform adjustment device, by described waveform adjustment device, change wavelength and the amplitude of the waveform of described wave structure.
Preferably, described screen cloth is woven wire, can change by elastic deformation the waveform of screen cloth.
Preferably, described waveform adjustment device comprises that described screen cloth distal edge is respectively to the lug of two side-prominent settings, and coordinate with described lug be arranged at the gib block on sieve nest sidewall, described lug is overlapped on described gib block slidably;
On described lug, be provided with connecting hole;
On described gib block, have gathering sill;
Slip by lug on gib block changes the position of screen cloth distal edge, with the waveform of adjustable screen, and by bolt and nut, described lug is fixedly connected with to screen cloth distal edge is fixed with described gib block.
Further, described bolt and described connecting hole and described gathering sill size are suitable.
Preferably, described waveform adjustment device comprise described screen cloth distal edge respectively to the fixture block of two side-prominent settings and coordinate with fixture block be arranged at the regulation limiting device on sieve nest sidewall;
Described regulation limiting device comprises and protrudes from sidewall the brace rod extend arranging along screen cloth length direction and be arranged at the positive stop assembly on brace rod;
Described positive stop assembly comprises at least two uniform positive stops that are arranged on described brace rod, coordinates respectively, with the waveform of adjustable screen by fixture block with the positive stop of diverse location.
Preferably, the sieve aperture of described screen cloth is circular, oval, square or rhombus.
On the other hand, the utility model is by the following technical solutions:
, comprise frame and be arranged at sieve nest and the vibrating device in frame, in described sieve nest, be provided with above-mentioned compass screen surface structure.
Further, on the leg of described frame, be provided with flexible member, described frame supports described sieve nest by described flexible member.
The beneficial effects of the utility model are:
(1) compass screen surface structure of the present utility model and screening machine, its screen cloth cross section is corrugated, material is in the slow running of trough section, in crest section, move fast, make tiny material have the sufficient time to be screened out in trough section, and large granular materials can be crossed crest section fast, thereby under the prerequisite that does not affect the material speed of service, realize the screening that becomes more meticulous;
(2) be also provided with waveform adjustment device, can, according to wavelength and the amplitude of material particles size and real needs adjustable screen waveform, further guarantee effective classification of material;
(3) undulatory mesh structure can effectively shorten sieve nest length, and then saves production cost, reduces energy consumption.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment mono-screening machine;
Fig. 2 is the structural representation of embodiment mono-screen cloth;
Fig. 3 is the structural representation of embodiment mono-sieve nest and gib block;
Fig. 4 is the structural representation that embodiment mono-screen cloth coordinates with the gib block of a side sidewall;
Fig. 5 is the partial enlarged drawing of Fig. 4;
Fig. 6 is Fig. 4 partial enlarged drawing from another perspective;
Fig. 7 is the structural representation of embodiment bis-sieve nest sidewalls and brace rod, positive stop.
In figure:
1, screen cloth; 2, lug; 21, connecting hole; 3, gib block; 31, gathering sill; 4, bolt; 5, nut; 6, brace rod; 7, positive stop; 8, sieve aperture; 9, frame; 91, leg; 10, sieve nest; 11, spring; 12, screen cloth distal edge; 13, sidewall.
The specific embodiment
Below in conjunction with accompanying drawing and by the specific embodiment, further illustrate the technical solution of the utility model.
The utility model proposes a kind of compass screen surface structure, screen cloth cross section is corrugated, material is in the slow running of trough section, in crest section, move fast, make tiny material have the sufficient time to be screened out in trough section, and large granular materials can be crossed crest section fast, thereby under the prerequisite that does not affect the material speed of service, realize the screening that becomes more meticulous; On screen cloth, be also provided with waveform adjustment device, can, according to wavelength and the amplitude of material particles size and real needs adjustable screen waveform, further guarantee effective classification of material.In addition, because screen cloth is wave structure, can effectively shorten the length of sieve nest, cost-saving, reduce energy consumption.
Embodiment mono-:
Fig. 1 is the structural representation of the present embodiment screening machine.As shown in the figure, the screening machine of the present embodiment comprises frame 9 and is arranged at sieve nest 10 and the vibrating device in frame 9, on the leg 91 of frame 9, be provided with spring 11, frame 9 supports sieve nest 10 by spring 11, and the effect of support and dissipate shock power has been played in the setting of spring 11.
In described sieve nest, be provided with the compass screen surface structure that comprises two-layer screen cloth, can carry out two-stage screening to material.As shown in Figure 2, its cross section is corrugated to the structure of screen cloth, comprises two crests and two troughs, and sieve aperture 8 is for to be evenly arranged at the circular port on screen cloth 1, and the screen-aperture of upper strata screen cloth is greater than the screen-aperture of lower screen.Wherein, the both sides of screen cloth distal edge 12 are protruded respectively and are provided with lug 2, have connecting hole 21 on lug 2.
As shown in Figure 3, on the sidewall 13 of sieve nest 10, be provided with gib block 3 with lug 2 corresponding positions, have gathering sill 31 on gib block 3, gathering sill 31 is suitable with connecting hole 21 structures.As shown in Figs. 4-6, screen cloth 1 is connected with gib block 3 by lug 2, first by lug 2 and gib block 3 overlap joints, and connecting hole 21 is alignd with gathering sill 31, then bolt 4 is passed to connecting hole 21 and gathering sill 31, tighten with nut 5 bottom, realizes the fixing of screen cloth 1.
When needs are adjusted waveform, only bolt 4 nuts 5 need be taken apart, change lug 2 positions, adjust the position of screen cloth distal edge 12, because screen cloth 1 is steel mesh structure, elastically deformable ground changes wavelength and the amplitude of waveform, therefore by changing the position of screen cloth distal edge 12, can change the waveform of screen cloth 1, to adapt to different demands.
Wherein the number of plies of screen cloth be not limited to two-layer, can be according to material particles size and demand classification; Sieve aperture shape is not limited to circle, also can be ellipse, square or rhombus, can reach screening object; The number of crest and trough is also not limited to two, can take the circumstances into consideration as required to arrange.
Embodiment bis-:
The present embodiment has proposed a kind of screening machine, and its basic structure and embodiment mono-are similar, comprises frame and is arranged at sieve nest and the vibrating device in frame, on the leg of frame, is provided with spring, and support is by spring supporting sieve nest.In sieve nest, be provided with compass screen surface structure, screen cloth cross section is corrugated, comprises two crests and two troughs.
As shown in Figure 7, be with the difference of embodiment mono-, the both sides of screen cloth distal edge 12 are protruded respectively and are provided with fixture block (not shown), on sieve nest sidewall 13, be provided with regulation limiting device with fixture block correspondence position, regulation limiting device comprises and protrudes from sidewall 13 brace rod 6 extend arranging along screen cloth length direction and be arranged at 7 positive stops 7 on brace rod 6, limits the position of screen cloth distal edge 12 by fixture block and positive stop 7 butts.The waveform of the corresponding screen cloth 1 in position of each positive stop 7, can select according to real needs positive stop and the fixture block butt of correct position, guarantees effective screening of material.
Wherein, the number of positive stop does not limit, can be by obtaining required waveform with fixture block butt.
Waveform adjustment device is not limited to the structure in embodiment mono-and embodiment bis-, also can use the structures such as magnetic clasp, buckle, and the structure that can realize regulatory function all can.
Below only with embodiment, the utility model is illustrated, but the utility model is not limited to above-mentioned size and outward appearance illustration, more should not form any restriction of the present utility model.As long as within any improvement that the utility model is done or modification all belong to the protection domain of the utility model claim opinion.
Claims (9)
1. a compass screen surface structure, described compass screen surface structure comprises at least one deck screen cloth (1), it is characterized in that: described screen cloth (1) cross section is corrugated, described wave structure comprises at least one section of crest structure and one section of trough structure, and material is less than the speed of service in crest section at trough running speed.
2. a kind of compass screen surface structure according to claim 1, is characterized in that: described screen cloth is provided with waveform adjustment device on (1), changes wavelength and the amplitude of the waveform of described wave structure by described waveform adjustment device.
3. a kind of compass screen surface structure according to claim 2, is characterized in that: described screen cloth (1) is woven wire, can change by elastic deformation the waveform of screen cloth.
4. a kind of compass screen surface structure according to claim 2, it is characterized in that: described waveform adjustment device comprises that screen cloth distal edge (12) is respectively to the lug (2) of two side-prominent settings, and coordinate with described lug (2) be arranged at the gib block (3) on sieve nest sidewall (13), described lug (2) is overlapped on described gib block (3) slidably;
On described lug (2), be provided with connecting hole (21);
On described gib block (3), have gathering sill (31);
Slip by lug (2) on gib block (3) changes the position of screen cloth distal edge, with the waveform of adjustable screen (1), and by bolt (4) nut (5), described lug (2) is fixedly connected with described gib block (3) so that screen cloth distal edge (12) is fixing.
5. a kind of compass screen surface structure according to claim 4, is characterized in that: described bolt (4) is suitable with described connecting hole (21) and described gathering sill (31) size.
6. a kind of compass screen surface structure according to claim 2, is characterized in that: described waveform adjustment device comprise described screen cloth distal edge (12) respectively to the fixture block of two side-prominent settings and coordinate with fixture block be arranged at the regulation limiting device on sieve nest sidewall (13);
Described regulation limiting device comprises and protrudes from sidewall (13) the brace rod (6) extend arranging along screen cloth (1) length direction and be arranged at the positive stop assembly on brace rod (6);
Described positive stop assembly comprises at least two uniform positive stops (7) that are arranged on described brace rod (6), coordinates respectively, with the waveform of adjustable screen (1) by fixture block with the positive stop (7) of diverse location.
7. a kind of compass screen surface structure according to claim 1, is characterized in that: the sieve aperture (8) of described screen cloth (1) is circular, oval, square or rhombus.
8. a screening machine, comprises frame (9) and is arranged at sieve nest (10) and the vibrating device in frame (9), it is characterized in that: in described sieve nest (10), be provided with the compass screen surface structure as described in claim 1 to 7 any one.
9. a kind of screening machine according to claim 8, is characterized in that: on the leg (91) of described frame (9), be provided with flexible member, described frame (9) supports described sieve nest (10) by described flexible member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320430277.9U CN203400854U (en) | 2013-07-17 | 2013-07-17 | Screen surface structure and screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320430277.9U CN203400854U (en) | 2013-07-17 | 2013-07-17 | Screen surface structure and screening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203400854U true CN203400854U (en) | 2014-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320430277.9U Expired - Fee Related CN203400854U (en) | 2013-07-17 | 2013-07-17 | Screen surface structure and screening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203400854U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106975597A (en) * | 2017-03-23 | 2017-07-25 | 云南农业大学 | Wave grain transports downwards screening plant |
| CN112588582A (en) * | 2020-11-03 | 2021-04-02 | 东北农业大学 | Composite wave sieve imitating earthworm body surface structure and motion |
| CN113287709A (en) * | 2021-04-30 | 2021-08-24 | 江苏汉典生物科技股份有限公司 | Production process of compound vitamin effervescent tablets |
-
2013
- 2013-07-17 CN CN201320430277.9U patent/CN203400854U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106975597A (en) * | 2017-03-23 | 2017-07-25 | 云南农业大学 | Wave grain transports downwards screening plant |
| CN112588582A (en) * | 2020-11-03 | 2021-04-02 | 东北农业大学 | Composite wave sieve imitating earthworm body surface structure and motion |
| CN113287709A (en) * | 2021-04-30 | 2021-08-24 | 江苏汉典生物科技股份有限公司 | Production process of compound vitamin effervescent tablets |
| CN113287709B (en) * | 2021-04-30 | 2023-05-09 | 江苏汉典生物科技股份有限公司 | Production process of compound vitamin effervescent tablet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20150717 |
|
| EXPY | Termination of patent right or utility model |