CN217369242U - Novel screening mechanism is selected for grit screening for building municipal construction - Google Patents
Novel screening mechanism is selected for grit screening for building municipal construction Download PDFInfo
- Publication number
- CN217369242U CN217369242U CN202221193372.7U CN202221193372U CN217369242U CN 217369242 U CN217369242 U CN 217369242U CN 202221193372 U CN202221193372 U CN 202221193372U CN 217369242 U CN217369242 U CN 217369242U
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- screen frame
- frame
- screen
- screening
- screw
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- Expired - Fee Related
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- 238000012216 screening Methods 0.000 title claims abstract description 38
- 238000010276 construction Methods 0.000 title claims abstract description 14
- 239000004575 stone Substances 0.000 abstract description 9
- 241001233242 Lontra Species 0.000 abstract 3
- 125000003003 spiro group Chemical group 0.000 abstract 1
- 239000004744 fabric Substances 0.000 description 4
- 230000005284 excitation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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Abstract
The utility model discloses a novel screening mechanism is used in screening of grit for building municipal construction, including first screen frame, the bottom of first screen frame slides and is provided with the second screen frame, all is provided with in first screen frame and the second screen frame and laminates each other between screen plate and the screen plate, and one side of first screen frame is provided with the connecting plate, and it has the lead screw to be equipped with the spiro union in screw hole and the screw hole in the connecting plate, and the one end of lead screw is rotated and is installed at the second screen frame, and the other end of lead screw is connected with and revolves the board, and the both sides of first screen frame are provided with the mounting panel respectively. Through rotatory board of revolving for the lead screw changes the transverse position of second net frame in the silk hole internal rotation, through the cooperation of draw runner and spout, makes the second net frame remove about below first net frame steadily, and the mesh of upper and lower layer sieve otter board is horizontal to be misplaced, thereby changes the sieve size of sieve otter board to the stone about the change, has solved the problem that is not convenient for change sieve otter board sieve stone size.
Description
Technical Field
The utility model belongs to the technical field of the municipal construction, concretely relates to novel screening mechanism is selected for use to grit for building municipal construction.
Background
Often need adopt the grit sieve separator to filter the stone in the building municipal construction process, even with the guarantee stone size, current grit sieve separator main part is by the casing, excitation equipment and screening mechanism constitute, excitation equipment sets up on casing fixed frame, and screening mechanism installs on the frame between the casing, current screening mechanism, the main part comprises wire frame and screen cloth board, the screen cloth board sets up in the wire frame, the wire frame both sides are provided with the mounting panel, be equipped with the perforation in the mounting panel, can penetrate the perforation with the installation double-screw bolt of connecting on the frame between the casing, and through nut locking installation double-screw bolt, make the wire frame stable mounting on the casing, the weak point of existence is: the screen cloth board of present grit sieve separator is mostly single-stage screening, can't change screen cloth board screening stone size as required in order to satisfy different screening requirements.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel screening mechanism is selected for use to grit for building municipal construction to solve the problem that the change sieve plate screening stone size of being not convenient for that exists among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: novel screening mechanism is used in grit screening for building municipal construction, including first screen frame, the bottom of first screen frame slides and is provided with the second screen frame, all be provided with in first screen frame and the second screen frame and laminate each other between screen plate and the screen plate, one side of first screen frame is provided with the connecting plate, it has the lead screw to be equipped with threaded hole and threaded hole internal thread in the connecting plate, the one end of lead screw is rotated and is installed at the second screen frame, the other end of lead screw is connected with the spiral board, the both sides of first screen frame are provided with the mounting panel respectively.
Preferably, the mesh of the screen plate is a rectangular hole.
Preferably, a sliding strip is arranged on the second net frame, a sliding groove is formed in the bottom of the first net frame, the sliding strip is inserted into the sliding groove, and the cross section of the sliding strip matched with the sliding groove is in an isosceles trapezoid shape.
Preferably, the center of one end of the screw rod is connected with a rotating shaft, a mounting groove is formed in the first screen frame, a bearing is arranged in the mounting groove, and the rotating shaft is inserted into an inner ring of the bearing.
Preferably, the both sides of first net frame are connected with first double-screw bolt respectively, first double-screw bolt runs through the mounting panel and locks through first nut, the both sides of first net frame and the position that is close to first double-screw bolt still are connected with the second double-screw bolt respectively, be equipped with rotatory mouth on the mounting panel, the second double-screw bolt runs through rotatory mouth and locks through the second nut.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in, through rotatory board of revolving for the lead screw changes the transverse position of second net frame at the silk hole internal rotation, through the cooperation of draw runner and spout, makes the second net frame remove about below first net frame stably, and the mesh of upper and lower layer sieve net board transversely misplaces, thereby changes the screening size of sieve net board to the stone about the change, has solved the problem that is not convenient for change sieve net board screening stone size.
The utility model discloses in, when needing to change screening inclination, first nut and second nut of unscrewing earlier use first double-screw bolt to overturn first net frame and second net frame as rotation center after that, when overturning to suitable position, screw first nut and second nut, stabilized first net frame and second net frame rotation angle, conveniently change screening inclination.
Drawings
Fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view in partial cutaway of FIG. 1;
FIG. 3 is a left side schematic view of FIG. 1;
FIG. 4 is a schematic top view of FIG. 1;
fig. 5 is an enlarged schematic view of a portion of fig. 2.
In the figure: the screen comprises a first screen frame 1, a second screen frame 2, a screen plate 3, a connecting plate 4, a screw hole 5, a lead screw 6, a rotary shaft 7, a bearing 8, a rotary plate 9, a mounting plate 10, a first stud 11, a first nut 12, a second stud 13, a rotary port 14, a second nut 15, a slide bar 101 and a sliding groove 102.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in figures 1, 2, 3, 4 and 5, the embodiment of the utility model provides a novel screening mechanism for screening sandstone for building municipal construction, which comprises a first screen frame 1, wherein the first screen frame 1 and the second screen frame 2 are both square frame structures, screen plates 3 are welded in the first screen frame 1 and the second screen frame 2, the screen plates 3 are mutually attached, the meshes of the screen plates 3 are square holes, the side length of the meshes of the screen plates 3 is 4 cm, a connecting plate 4 is welded on the left side of the first screen frame 1, the connecting plate 4 is a right-angle plate, a screw hole 5 is arranged in the connecting plate 4, a lead screw 6 is screwed in the screw hole 5, a rotary shaft 7 is welded at the center of the lead screw 6, a mounting groove is arranged in the first screen frame 1, the mounting groove is a single-step round hole, a bearing 8 is inserted in the mounting groove in an interference manner, the rotary shaft 7 is inserted in an inner ring of the bearing 8, a rotary plate 9 is welded at the left end of the lead screw 6, by rotating the rotary plate 9, the lead screw 6 is rotated in the screw hole 5, and the transverse position of the second screen frame 2 is changed.
Referring to fig. 1, 2 and 3, a mounting plate 10 is respectively mounted on the front and rear middle sides of a first screen frame 1, the mounting plate 10 is a right-angle plate with a mounting hole at the top, the mounting hole is used for penetrating a mounting stud connected to a frame of a sand screening machine and locking the stud through a nut, so that the screening mechanism is stably mounted on a machine shell, a slide bar 101 is respectively arranged at the front and rear positions of the upper end of a second screen frame 2, the second screen frame 2 and the slide bar 101 are a fusion-cast integrated piece, a sliding groove 102 is respectively arranged at the front and rear positions of the bottom of the first screen frame 1, the slide bar 101 is slidably inserted into the sliding groove 102, the matching section of the slide bar 101 and the sliding groove 102 is an isosceles trapezoid with a wide upper part and a narrow lower part, the slide bar 101 cannot be separated from the sliding groove 102 downwards, so that the second screen frame 2 is stably moved leftwards and rightwards under the first screen frame 1, first studs 11 are respectively welded on the front and rear middle sides of the first screen frame 1, the first studs 11 slidably penetrate through the first nuts 12 and are locked, when the first screw 11 is locked by the first nut 12, the position of the mounting plate 10 on the first net frame 1 is preliminarily stabilized, second screw 13 are welded at the positions on the front and rear middle sides of the first net frame 1 and on the right side of the first screw 11 respectively, a rotary opening 14 is formed in the mounting plate 10, the rotary opening 14 is an arc-shaped opening, the second screw 13 penetrates through the rotary opening 14 in a sliding mode and is locked through a second nut 15, when the mounting plate 10 rotates by taking the first screw 11 as a rotation center, the second screw 13 can rotate in the rotary opening 14, and when the second screw 13 is locked by the second nut 15, the rotation angle of the mounting plate 10 is stabilized.
The working principle of the embodiment is as follows: through rotatory board 9 that revolves for lead screw 6 is at 5 internal rotations of screw hole, changes the horizontal position of second screen frame 2, through the cooperation of draw runner 101 with spout 102, makes second screen frame 2 remove about under first screen frame 1 stably, and the mesh of upper and lower layer sieve net board 3 is horizontal to be misplaced, thereby changes the screening size of sieve net board 3 to the stone about.
When needing to change screening inclination, loosen first nut 12 and second nut 15 earlier, use first double-screw bolt 11 to overturn first net frame 1 and second net frame 2 as rotation center after that, when upset to suitable position, screw first nut 12 and second nut 15, stabilized first net frame 1 and 2 rotation angle of second net frame, conveniently change screening inclination.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (5)
1. Novel screening mechanism is selected for grit screening for building municipal construction, its characterized in that: including first screen frame (1), the bottom of first screen frame (1) slides and is provided with second screen frame (2), all be provided with in first screen frame (1) and second screen frame (2) and laminate each other between screen plate (3) and screen plate (3), one side of first screen frame (1) is provided with connecting plate (4), it has lead screw (6) to be equipped with screw hole (5) and screw hole (5) internal bolt joint in connecting plate (4), the one end of lead screw (6) is rotated and is installed at second screen frame (2), the other end of lead screw (6) is connected with spiral board (9), the both sides of first screen frame (1) are provided with mounting panel (10) respectively.
2. The novel screening mechanism is used in grit screening for building municipal construction according to claim 1, characterized in that: the meshes of the screen plate (3) are rectangular holes.
3. The novel screening mechanism is used in grit screening for building municipal construction according to claim 1, characterized in that: the sliding strip (101) is arranged on the second net frame (2), a sliding groove (102) is formed in the bottom of the first net frame (1), the sliding strip (101) is inserted into the sliding groove (102), and the matching section of the sliding strip (101) and the sliding groove (102) is isosceles trapezoid.
4. The novel screening mechanism is used in grit screening for building municipal construction according to claim 1, characterized in that: the lead screw (6) one end central point puts and is connected with spiral shaft (7), be equipped with the mounting groove in first screen frame (1), be provided with bearing (8) in the mounting groove, spiral shaft (7) alternate the inner circle at bearing (8).
5. The novel screening mechanism is used in grit screening for building municipal construction according to claim 1, characterized in that: the both sides of first net frame (1) are connected with first double-screw bolt (11) respectively, first double-screw bolt (11) run through mounting panel (10) and are locked through first nut (12), the both sides of first net frame (1) and the position that is close to first double-screw bolt (11) still are connected with second double-screw bolt (13) respectively, be equipped with rotation mouth (14) on mounting panel (10), second double-screw bolt (13) run through rotation mouth (14) and are locked through second nut (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221193372.7U CN217369242U (en) | 2022-05-17 | 2022-05-17 | Novel screening mechanism is selected for grit screening for building municipal construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221193372.7U CN217369242U (en) | 2022-05-17 | 2022-05-17 | Novel screening mechanism is selected for grit screening for building municipal construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217369242U true CN217369242U (en) | 2022-09-06 |
Family
ID=83088132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221193372.7U Expired - Fee Related CN217369242U (en) | 2022-05-17 | 2022-05-17 | Novel screening mechanism is selected for grit screening for building municipal construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217369242U (en) |
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2022
- 2022-05-17 CN CN202221193372.7U patent/CN217369242U/en not_active Expired - Fee Related
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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: 20220906 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |