CN213435549U - Adjustable eccentric vibration screening mechanism - Google Patents
Adjustable eccentric vibration screening mechanism Download PDFInfo
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- CN213435549U CN213435549U CN202021765303.XU CN202021765303U CN213435549U CN 213435549 U CN213435549 U CN 213435549U CN 202021765303 U CN202021765303 U CN 202021765303U CN 213435549 U CN213435549 U CN 213435549U
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- 238000012216 screening Methods 0.000 title claims abstract description 50
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 claims description 4
- 210000003128 head Anatomy 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000000959 ear middle Anatomy 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses an adjustable eccentric vibration screening mechanism, which comprises a base, a screening groove and a vibration mechanism, wherein the base is a stainless square steel rectangular frame, and the upper part of the base is fixedly connected with a fixed seat at the bottom of the screening groove through a plurality of fixed columns and pressure springs; the vibrating mechanism comprises a driving motor, a speed reducer, an eccentric wheel, a sliding block and a rotating shaft, the rotating shaft is connected with the bottom of the screening tank through the fixing mechanism, one end of the rotating shaft is connected with the speed reducer through the sliding block and the eccentric wheel, and the speed reducer is connected with the driving motor; the eccentric wheel is provided with a rectangular opening, two side edges of the rectangular opening are provided with first sliding grooves, sliding blocks are arranged in the first sliding grooves, fixing holes are formed in the sliding blocks, and the fixing holes are connected with the rotating shaft. The utility model discloses can adjust vibration frequency, improve equipment's practicality through the eccentric interval of adjusting the eccentric block.
Description
Technical Field
The utility model relates to a general mechanical equipment makes technical field, concretely relates to eccentric vibration screening mechanism of adjustable type.
Background
The vibrating screen classifier is an important device for classifying solid materials, and is widely applied to industries such as mines, building materials, coal dressing, energy sources, chemical industry and the like. The existing vibrating screen machine is divided into seat type and hanging type, the seat type is the most common, the vibration source adopts the exciting force generated by an eccentric block or an eccentric shaft, the screen body is made to do periodic reciprocating vibration along the direction of the exciting force, the materials circumferentially jump on the screen surface, the materials with different specifications are classified and regulated to the required screen surface through different screen holes, and the materials are conveyed to a designated area after being collected, so that the purpose of classification or medium removal is achieved. The intensity of its vibrations of current seat formula screening machine relies on the interval and the motor drive frequency of eccentric block and pivot center to control, and when eccentric interval is great, vibration frequency strengthens, and the noise strengthens also thereupon, and consequently, eccentric interval need have more actually the material of screening to regulate and control, has reached the screening best effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an adjustable eccentric vibration screening mechanism can adjust frequency of vibration, improve equipment's practicality through the eccentric interval who adjusts the eccentric block.
In order to solve the technical problem, the utility model adopts the following technical scheme:
an adjustable eccentric vibration screening mechanism comprises a base, a screening groove and a vibration mechanism, wherein the base is a stainless square steel rectangular frame, and the upper part of the base is fixedly connected with a fixed seat at the bottom of the screening groove through a plurality of fixed columns and pressure springs; the vibrating mechanism comprises a driving motor, a speed reducer, an eccentric wheel, a sliding block and a rotating shaft, the rotating shaft is connected with the bottom of the screening tank through the fixing mechanism, one end of the rotating shaft is connected with the speed reducer through the sliding block and the eccentric wheel, and the speed reducer is connected with the driving motor; the eccentric wheel is provided with a rectangular opening, two side edges of the rectangular opening are provided with first sliding grooves, sliding blocks are arranged in the first sliding grooves, fixing holes are formed in the sliding blocks, and the fixing holes are connected with the rotating shaft.
Furthermore, a limiting hole corresponding to the side edge of the first sliding groove is formed in the sliding block, and a limiting shaft is arranged in the limiting hole.
Further, fixed establishment comprises unable adjustment base, slide bar and fixed head, unable adjustment base one end is fixed to be set up on the screening groove, and the unable adjustment base other end passes through the second spout sliding connection of slide bar and fixed head one end, is provided with the fixed orifices on the fixed head, and is provided with the bearing frame in the fixed orifices.
Furthermore, the sliding rod is provided with a limiting hole matched with the second sliding groove, and a limiting shaft is arranged in the limiting hole.
Furthermore, a pressure spring is arranged outside the fixing column and fixedly connected with the upper fixing seat.
Further, the screening groove is upper portion and one end open-ended rectangle cavity body structure, and the bottom in screening groove is provided with a plurality of screening holes, and screening groove opening part is provided with fixed ear, and two fixed ear middle parts are provided with the open-close plate through the pivot activity.
Furthermore, a plurality of support legs are arranged at the bottom of the base, and at least four support legs are arranged; the bottom of the support leg is provided with a fixing nut, and a screw rod with a bearing plate at the bottom is arranged in the fixing nut.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the screening groove is formed in the base through the fixing column and the pressure spring, the vibrating mechanism of the lower portion can be matched to provide certain elastic stress, the rectangular opening is formed in an eccentric disc in the vibrating mechanism, the sliding block is arranged inside the rectangular opening in a sliding mode, the sliding block is connected with a rotating shaft on the fixing mechanism, vibration is achieved under the driving of the driving motor, the eccentric distance can be directly adjusted through the adjustable design of the sliding block, different materials can be conveniently screened, and the practicability of the device is improved.
2. The adjustable bearing plate is arranged on the support leg at the bottom of the base, and can be adjusted through the screw rod on the upper portion, so that the equipment is convenient to fix.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a schematic view of a part of the structure of the vibrating mechanism of the present invention.
In the figure: 1-base, 2-support leg, 3-split plate, 4-fixing lug, 5-screening groove, 6-screening hole, 7-fixing plate, 9-driving motor, 10-speed reducer, 11-fixing column, 13-pressure spring, 14-fixing base, 15-fixing nut, 16-screw, 17-fixing base, 18-slide bar, 19-fixing head, 20-rotating shaft, 21-eccentric wheel, 22-rectangular opening and 23-sliding block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
fig. 1-3 show an adjustable eccentric vibration screening mechanism, which comprises a base 1, a screening groove 5 and a vibration mechanism, wherein the base 1 is a stainless square steel rectangular frame, and the upper part of the base 1 is fixedly connected with a fixed seat 14 at the bottom of the screening groove 5 through a plurality of fixed columns 11 and pressure springs 13; the side part of the base 1 is provided with a fixing plate 7, the base 1 is provided with a vibration mechanism, the vibration mechanism comprises a driving motor 9, a speed reducer 10, an eccentric wheel 21, a sliding block 23 and a rotating shaft 20, the rotating shaft 20 is connected with the bottom of the screening groove 5 through the fixing mechanism, one end of the rotating shaft 20 is connected with the speed reducer 10 through the sliding block 23 and the eccentric wheel 21, and the speed reducer 10 is connected with the driving motor 9; a rectangular opening 22 is formed in the eccentric wheel 21, first sliding grooves are formed in two side edges of the rectangular opening 22, sliding blocks 23 are arranged in the first sliding grooves, fixing holes are formed in the sliding blocks 23, and the fixing holes are connected with the rotating shaft 20; among the above-mentioned scheme, be provided with screening groove 5 through fixed column 11 and pressure spring 13 on base 1, the vibration mechanism that can cooperate the lower part provides certain elastic stress, and be provided with rectangle opening 22 on the eccentric wheel 21 among the vibration mechanism, and it is provided with slider 23 to slide in rectangle opening 22 inside, slider 23 is connected with the last pivot 20 of fixed establishment, realize vibrations under driving motor 9's drive, the adjustable design of slider, can directly adjust eccentric interval, be convenient for adjust when different materials sieve, improve equipment's practicality.
Example 2:
in this embodiment, a slider 23 is further described on the basis of the existing embodiment 1, a limiting hole corresponding to a side edge of the first sliding chute is formed in the slider 23, and a limiting shaft is arranged in the limiting hole; the slide block 23 is provided with a fixing hole butted with the rotating shaft for fixing the butt joint, and the distance is adjusted in a sliding mode through the rectangular opening 22 on the eccentric wheel 21.
Example 3:
in this embodiment, a slider 23 is further described on the basis of the existing embodiment 1, the fixing mechanism is composed of a fixing base 17, a sliding rod 18 and a fixing head 9, one end of the fixing base 17 is fixedly arranged on the screening slot 5, the other end of the fixing base 17 is slidably connected with a second sliding slot at one end of the fixing head 19 through the sliding rod 18, a fixing hole is arranged on the fixing head 19, and a bearing seat is arranged in the fixing hole; a limiting hole matched with the second sliding groove is formed in the sliding rod 18, and a limiting shaft is arranged in the limiting hole; the fixing head 9 of the fixing mechanism can be adjusted in a sliding mode in the second sliding groove through the sliding rod 18, and is fixed through the limiting hole and the limiting shaft, and the eccentric distance can be adjusted conveniently by matching with the sliding block 23.
Example 4:
in this embodiment, a fixing post 11 is further described on the basis of the existing embodiment 1, a pressure spring 13 is disposed outside the fixing post 11, and the pressure spring 13 is fixedly connected with an upper fixing seat 14; the pressure spring 13 is fixedly sleeved on the fixed column 11, the other end of the pressure spring is connected with the fixed seat 14, elastic stress is provided, and the pressure spring can incline at a small angle along with the eccentric wheel 21, so that the pressure spring is convenient to use in a matched mode.
Example 5:
in this embodiment, a screening groove 5 is further described on the basis of the existing embodiment 1, the screening groove 5 is a rectangular hollow cavity structure with an open upper portion and one open end, the bottom of the screening groove 5 is provided with a plurality of screening holes 6, the opening of the screening groove 5 is provided with fixing lugs 4, and the middle portions of the two fixing lugs 4 are movably provided with an opening-closing plate 3 through a rotating shaft; the setting of open-close plate 3 can be convenient for the screening whether the large granule material of leaving over carry out the ejection of compact, improve equipment's practicality.
Example 6:
in this embodiment, a base 1 is further described on the basis of the existing embodiment 1, the bottom of the base 1 is provided with a plurality of support legs 2, and at least four support legs 2 are provided; the bottom of the support leg 2 is provided with a fixing nut 15, and a screw 16 with a bearing plate at the bottom is arranged in the fixing nut; the adjustable bearing plate is arranged on the support leg at the bottom of the base, and can be adjusted through the screw rod on the upper portion, so that the equipment is convenient to fix.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (7)
1. The utility model provides an eccentric vibration screening mechanism of adjustable type, includes base (1), screening groove (5) and vibration mechanism, its characterized in that: the base (1) is a stainless square steel rectangular frame, and the upper part of the base (1) is fixedly connected with a fixed seat (14) at the bottom of the screening groove (5) through a plurality of fixed columns (11) and pressure springs (13); a fixing plate (7) is arranged on the side of the base (1), a vibration mechanism is arranged on the base (1), the vibration mechanism comprises a driving motor (9), a speed reducer (10), an eccentric wheel (21), a sliding block (23) and a rotating shaft (20), the rotating shaft (20) is connected with the bottom of the screening groove (5) through a fixing mechanism, one end of the rotating shaft (20) is connected with the speed reducer (10) through the sliding block (23) and the eccentric wheel (21), and the speed reducer (10) is connected with the driving motor (9); the eccentric wheel (21) is provided with a rectangular opening (22), two side edges of the rectangular opening (22) are provided with first sliding grooves, sliding blocks (23) are arranged in the first sliding grooves, the sliding blocks (23) are provided with fixing holes, and the fixing holes are connected with the rotating shaft (20).
2. The adjustable eccentric vibratory screening mechanism of claim 1, wherein: and a limiting hole corresponding to the side edge of the first sliding groove is formed in the sliding block (23), and a limiting shaft is arranged in the limiting hole.
3. The adjustable eccentric vibratory screening mechanism of claim 1, wherein: the fixed establishment comprises unable adjustment base (17), slide bar (18) and fixed head (19), unable adjustment base (17) one end is fixed to be set up on screening groove (5), and the second spout sliding connection of the other end of unable adjustment base (17) through slide bar (18) and fixed head (19) one end is provided with the fixed orifices on fixed head (19), and is provided with the bearing frame in the fixed orifices.
4. The adjustable eccentric vibratory screening mechanism of claim 3, wherein: and a limiting hole matched with the second sliding groove is formed in the sliding rod (18), and a limiting shaft is arranged in the limiting hole.
5. The adjustable eccentric vibratory screening mechanism of claim 1, wherein: and a pressure spring (13) is arranged outside the fixing column (11), and the pressure spring (13) is fixedly connected with a fixing seat (14) at the upper part.
6. The adjustable eccentric vibratory screening mechanism of claim 1, wherein: screening groove (5) are upper portion and one end open-ended rectangle cavity body structure, and the bottom of screening groove (5) is provided with a plurality of screening holes (6), and screening groove (5) opening part is provided with fixed ear (4), and two fixed ear (4) middle parts are provided with open-close plate (3) through the pivot activity.
7. The adjustable eccentric vibratory screening mechanism of claim 1, wherein: the bottom of the base (1) is provided with a plurality of support legs (2), and at least four support legs (2) are arranged; the bottom of the support leg (2) is provided with a fixing nut (15), and a screw rod (16) with a bearing plate at the bottom is arranged in the fixing nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021765303.XU CN213435549U (en) | 2020-08-21 | 2020-08-21 | Adjustable eccentric vibration screening mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021765303.XU CN213435549U (en) | 2020-08-21 | 2020-08-21 | Adjustable eccentric vibration screening mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213435549U true CN213435549U (en) | 2021-06-15 |
Family
ID=76314938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021765303.XU Expired - Fee Related CN213435549U (en) | 2020-08-21 | 2020-08-21 | Adjustable eccentric vibration screening mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213435549U (en) |
-
2020
- 2020-08-21 CN CN202021765303.XU patent/CN213435549U/en not_active Expired - Fee Related
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| 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: 20210615 |
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| CF01 | Termination of patent right due to non-payment of annual fee |