CN211385761U - Prevent multistage shale shaker of jam - Google Patents
Prevent multistage shale shaker of jam Download PDFInfo
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- CN211385761U CN211385761U CN201922360442.8U CN201922360442U CN211385761U CN 211385761 U CN211385761 U CN 211385761U CN 201922360442 U CN201922360442 U CN 201922360442U CN 211385761 U CN211385761 U CN 211385761U
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Abstract
The utility model relates to an anti-blocking multistage vibrating screen, which comprises a dustproof cover, a plurality of cylindrical screen frames, a vibrating device and a base; a screen is arranged between the adjacent screen frames, the meshes of the plurality of screens are sequentially reduced from top to bottom, and a cleaning device is arranged in the middle of each screen; the cleaning device comprises a first motor arranged below the screen, a rotating disc arranged above the screen, a second motor, a gear and a rack; an output shaft of the first motor penetrates through the screen to be connected with the rotating disc, a second motor is mounted on the rotating disc and connected with the controller, a gear is mounted on an output shaft of the second motor, a rack meshed with the gear is arranged at the lower end of the gear, a limiting groove is formed in the rotating disc, and the rack slides in the limiting groove; and a brush which is contacted with the upper surface of the screen is arranged at the lower side of the end part of the rack. The utility model discloses can make the brush can not only rotate on the screen cloth, can be reciprocating linear motion in addition in the rotation, reach the purpose of clearing up whole screen cloth.
Description
Technical Field
The utility model relates to a vibrating screen extension equipment technical field, specific saying so relates to a prevent multistage shale shaker of jam.
Background
The circular vibrating screen is a novel multi-layer efficient vibrating screen which performs circular motion, has the advantages of reliable structure, high screening efficiency, firmness, durability, convenience in maintenance, safety in use and the like, and is widely applied to product classification in industries such as mines, building materials, traffic, energy, chemical engineering and the like. However, in the using process, some materials are large, so that the meshes of the screen are easily blocked, and the screening effect is influenced. CN208554968U discloses a pellet fish feed vibrating screening machine, which cleans the filter screen by arranging a screw rod, a telescopic rod and a brush, but can only clean part of the filter screen along the movement direction of the screw rod in the cleaning process, and can not achieve the purpose of cleaning the whole screen surface; CN207288003U discloses an ultrasonic vibration sieve anti-blocking device for film production, on one hand, a belt, a transmission shaft and a brush are driven by a motor, so that a brush strip continuously brushes a circular sieve mesh to prevent the mesh of the circular sieve mesh from being blocked; on the other hand, the screen is prevented from being blocked by the knocking of the rubber hammer; but its material can drop on the brush in the use, causes unnecessary waste to also influence the life-span of shale shaker through strikeing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide a can carry out the multistage shale shaker of preventing blockking up of clearing up to whole screen cloth.
In order to solve the above problems, the utility model adopts the following technical proposal:
an anti-blocking multistage vibrating screen comprises a dustproof cover, a plurality of cylindrical screen frames, a vibrating device and a base; the dustproof cover is arranged at the top of the screen frame, a feed inlet for feeding is formed in the upper part of the dustproof cover, and the vibration device is arranged at the bottom of the screen frame and seals the bottom of the screen frame; the base is positioned below the screen frame and is connected with the vibrating device through an elastic device;
the side wall of each screen frame is communicated with a discharge port, and the discharge ports on the screen frames are arranged in a staggered manner; a screen is arranged between the adjacent screen frames and is detachably connected with the adjacent screen frames, and the meshes of the plurality of screen meshes are sequentially reduced from top to bottom; a cleaning device is arranged in the middle of the screen;
the cleaning device comprises a first motor arranged below the screen, and a rotating disc, a second motor, a gear and a rack which are arranged above the screen; a motor base is arranged outside the first motor, the upper end of the motor base is connected with the screen, and the outer wall of the motor base is connected with the screen frame through a plurality of support rods;
an output shaft of the first motor penetrates through the screen to be connected with the rotating disc, a second motor is mounted on the rotating disc and connected with the controller, a gear is mounted on an output shaft of the second motor, a rack meshed with the gear is arranged at the lower end of the gear, and the rack slides on the rotating disc;
a limiting groove matched with the rack is formed in the rotating disc, and the rack slides in the limiting groove; and a brush which is in contact with the upper surface of the screen is arranged on the lower side of the end part of the rack.
As a further improvement, the rotary disk upper portion bolted connection bell jar, spacing hole is seted up to bell jar bilateral symmetry, the rack passes spacing hole is in slide on the spacing groove.
As a further improvement, the bracing piece sets up threely, and the equipartition sets up on the motor cabinet outer wall of first motor.
As a further improvement of the present invention, the support bar is an angle steel, and the ridge of the angle steel is disposed upward.
As a further improvement of the utility model, the screen frame is provided with three screen frames which are an upper frame, a middle frame and a lower frame from top to bottom in sequence, the dustproof cover is arranged at the top of the upper frame, and the net frame of the screen extends out of the screen frame and is connected with the screen frame; the vibration device comprises a vibration motor and a vibration body connected with the vibration motor, an upper heavy hammer and a lower heavy hammer are respectively arranged at two ends of the vibration motor, a counterweight plate is arranged above the upper heavy hammer, and the upper part of the vibration body protrudes upwards and is connected with the bottom of the lower frame; the base is connected with the vibrating body through a supporting spring.
As a further improvement of the present invention, the dust cover is connected to the screen frame through a binding ring.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the utility model provides an anti-clogging multistage vibrating screen, which cleans the screen by arranging a controller, a motor, a rotating disk, a gear rack and a brush, and prevents the screen from clogging; the rotating disc is driven by the first motor to realize the rotating motion of the hairbrush on the screen, and the reciprocating linear motion of the hairbrush on the screen is realized by arranging the controller, the second motor and the gear and rack structure; thereby achieving the purpose of cleaning the whole screen.
The utility model discloses set up the bell jar in the rotary disk top, prevent on the one hand that the material from falling on cleaning device, cause the waste of material, influence the use of whole device, on the other hand with the material dispersion that the top falls around cleaning device, improve the cleaning efficiency of brush.
The utility model discloses a set up three angle irons, and the ridge of angle iron upwards sets up for the more stable installation of motor cabinet on the reel, and the material is difficult for remaining on the angle iron, causes the waste.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
Fig. 3 is a schematic view of the cleaning device of the present invention.
Fig. 4 is a partially enlarged view of a portion a in fig. 3.
Fig. 5 is a schematic diagram of an embodiment of the cleaning device of the present invention without a cone cover.
Fig. 6 is a schematic diagram of another embodiment of the cleaning device of the present invention without a cone cover.
Wherein: 1 dustproof cover, 11 feed inlets, 2 screen frames, 21 discharge outlets, 22 screens, 23 cleaning devices, 23-1 first motors, 23-2 rotating disks, 23-3 limiting grooves, 23-4 second motors, 23-5 gears, 23-6 racks, 23-7 hairbrushes, 23-8 supporting rods, 23-9 conical covers, 23-10 limiting holes, 3 vibrating devices, 31 vibrating bodies, 32 vibrating motors, 4 engine bases, 5 elastic devices and 6 binding rings.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following description of the present invention with reference to the accompanying drawings and specific embodiments is provided for clarity and completeness.
As shown in fig. 1, the anti-clogging multistage vibrating screen comprises a dust cover 1, a plurality of screen frames 2, a vibrating device 3, a base 4 and an elastic device 5. The upper part of the dustproof cover 1 is provided with a feed inlet 11 for feeding; the lower part of the dustproof cover 1 is connected with a screen frame 2, and the bottom of the screen frame 2 is connected with a vibrating device 3; the side wall of the screen frame 2 is communicated with the discharge ports 21, and a plurality of the discharge ports 21 are arranged in a staggered mode in order to collect screened materials; the vibration device 3 is connected with the base 4 through an elastic device 5.
The elastic devices 5 are supporting springs which are uniformly distributed between the vibrating device 3 and the upper part of the machine base 4, the number of the supporting springs is eight, and the supporting springs transmit vibration uniformly to the screen frame as much as possible; the three screen frames 2 are respectively an upper frame, a middle frame and a lower frame from top to bottom; the dustproof cover 1 is connected with the screen frame 2, the adjacent screen frame 2, the screen frame 2 and the vibrating device 3 through the binding rings 6.
As shown in fig. 2, the screen meshes 22 are detachably connected between the adjacent screen frames 2, the net rack of the screen mesh 22 extends out of the inside of the screen frame 2 and is positioned between the joints of the connected screen frames 2, and is connected with the adjacent screen frames 2 through the binding rings 6, the meshes of the plurality of screen meshes 22 are sequentially reduced from top to bottom, and the materials are screened in multiple stages; the middle part of the screen 22 is provided with a cleaning device 23 to prevent the material from being blocked. The vibrating device 3 comprises a vibrating motor 32 and a vibrating body 31 connected with the vibrating motor 32, the vibrating motor 32 is used as a vibrating source, the vibrating body 31 is connected with the vibrating motor 32 and the screen frame 2, and transmits vibration to the whole vibrating screen to complete the material distributing function of the vibrating screen; an upper heavy hammer and a lower heavy hammer are respectively arranged at two ends of the vibration motor 32, and a counterweight plate is arranged above the upper heavy hammer; the upper part of the vibrating body 31 is convex upwards, so that the materials falling from the middle frame can flow out from the discharge hole 21 of the lower frame conveniently.
As shown in fig. 2 to 6, the cleaning device 23 includes a first motor 23-1 disposed below the screen 22 and a rotating disk 23-2, a second motor 23-4, a gear 23-5 and a rack 23-6 disposed above the screen 22; the rotating disc 23-2 is provided with a limiting groove 23-3, the second motor 23-4 is arranged on the rotating disc 23-2, the output shaft of the second motor 23-4 is provided with a shaft shoulder, a bearing (not shown in the figure) and a gear 23-5, and the rack 23-6 is meshed with the gear 23-5 and slides in the limiting groove 23-3.
The output shaft of the first motor 23-1 is in small interference fit with the rotating disc 23-2 and is tightly connected with the rotating disc so that the motor drives the rotating disc 23-2 to rotate, and then the second motor 23-4 and the gear 23-5 are driven to rotate by the rack 23-6. The second motor 23-4 controls the positive rotation and the negative rotation of the output shaft and the rotation speed through the controller to realize the linear reciprocating motion of the rack 23-6 in the limit groove 23-3; the lower side of the end part of the rack 23-6 is provided with a brush 23-7, the brush 23-7 is contacted with the upper surface of the screen 22, and the brush 23-7 is cleaned on the whole surface of the screen 22 through the mechanical movement of the cleaning device 23, so that the anti-clogging purpose is achieved. When in use, the hairbrush 23-7 is freely selected to be arranged at one end or two ends of the rack 23-6 according to requirements, and fig. 5 shows an implementation mode when the hairbrush 23-7 is arranged at two ends of the rack 23-6; fig. 6 shows an embodiment in which one end of the rack 23-6 is provided with the brush 23-7.
A motor base is arranged outside the first motor 23-1, the upper portion of the motor base is connected with the screen 22, and the side wall of the motor base is connected with the inner wall of the screen frame 2 through a plurality of support rods 23-8, so that the whole cleaning device 23 is fixed. In the embodiment, three angle steels are uniformly distributed between the outer wall of the motor base and the inner wall of the screen frame 2 by utilizing the stability of a triangle, so that the support is more stable; the ridge of angle steel is upwards, and the material is difficult for remaining on the angle iron, causes the waste.
As an implementation mode, the upper end of the rotating disc 23-2 is connected with a conical cover 23-9 through bolts, limiting holes 23-10 are symmetrically formed in two sides of the conical cover 23-9, and the rack 23-6 passes through the limiting holes 23-10 to reciprocate on the rotating disc 23-2; on the one hand, the materials are prevented from falling on the cleaning device 23, the waste of the materials is avoided, the use of the whole device is influenced, on the other hand, the materials falling from the upper part are dispersed around the cleaning device 23, and the cleaning efficiency of the hairbrush 23-7 is improved.
In the use process of the vibrating screen, the screen 22 on the uppermost layer is the most easily blocked, and in view of energy conservation and loss, a cleaning device 23 is preferably arranged on the screen 22 on the uppermost layer in the embodiment, and after the screen is cleaned by a brush 23-7, large materials can be reduced into small materials and enter the lower-layer screen frame 2 for further screening. However, the cleaning device 23 is not limited to be installed only on the uppermost filter screen, and the installation position and number thereof can be freely selected as necessary.
When in use, materials are put in from the feed inlet 11 and are sequentially screened by a filter screen; the cleaning device 23 is arranged on the uppermost filter screen, and the filter screens are cleaned while the materials are separated in a vibrating manner. The materials passing through the conical cover 23-9 are respectively scattered around the rotating disc 23-2, so that the materials are prevented from being accumulated in the middle; the brush 23-7 on the rack 23-6 rotates and simultaneously carries out reciprocating linear motion, the whole screen 22 is cleaned, large materials on the screen 22 are brushed into small blocks, the small blocks enter the next screen frame 2 for secondary screening, and the screening efficiency of the vibrating screen is improved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (6)
1. The anti-blocking multistage vibrating screen is characterized by comprising a dustproof cover (1), a plurality of cylindrical screen frames (2), a vibrating device (3) and a base (4); the dustproof cover (1) is arranged at the top of the screen frame (2), a feeding hole (11) for feeding is formed in the upper portion of the dustproof cover, and the vibration device (3) is arranged at the bottom of the screen frame (2) and seals the bottom of the screen frame (2); the base (4) is positioned below the screen frame (2) and is connected with the vibrating device (3) through an elastic device (5);
the side wall of each screen frame (2) is communicated with a discharge port (21), and the discharge ports (21) on the screen frames (2) are arranged in a staggered mode; a screen (22) is arranged between the adjacent screen frames (2), the screen (22) is detachably connected with the adjacent screen frames (2), and meshes of the plurality of screen (22) are sequentially reduced from top to bottom; a cleaning device (23) is arranged in the middle of the screen (22);
the cleaning device (23) comprises a first motor (23-1) arranged below the screen (22), a rotating disc (23-2) arranged above the screen (22), a second motor (23-4), a gear (23-5) and a rack (23-6); a motor base is arranged outside the first motor (23-1), the upper end of the motor base is connected with the screen (22), and the outer wall of the motor base is connected with the screen frame (2) through a plurality of support rods (23-8);
an output shaft of the first motor (23-1) penetrates through a screen (22) and is connected with the rotating disc (23-2), a second motor (23-4) is installed on the rotating disc (23-2), the second motor (23-4) is connected with a controller, a gear (23-5) is installed on an output shaft of the second motor (23-4), a rack (23-6) meshed with the gear (23-5) is arranged at the lower end of the gear (23-5), and the rack (23-6) slides on the rotating disc (23-2);
a limiting groove (23-3) matched with the rack (23-6) is formed in the rotating disc (23-2), and the rack (23-6) slides in the limiting groove (23-3); and a brush (23-7) which is in contact with the upper surface of the screen (22) is arranged on the lower side of the end part of the rack (23-6).
2. The anti-clogging multistage vibrating screen according to claim 1, wherein the upper portion of the rotating disc (23-2) is bolted with a conical cover (23-9), limiting holes (23-10) are symmetrically formed in two sides of the conical cover (23-9), and the rack (23-6) passes through the limiting holes (23-10) and slides on the limiting groove (23-3).
3. The anti-clogging multistage vibrating screen according to claim 1, characterized in that the number of the support rods (23-8) is three, and the support rods are uniformly distributed on the outer wall of the motor base of the first motor (23-1).
4. An anti-clogging multistage vibrating screen according to claim 1, characterised in that the support bars (23-8) are angle steel, the ridges of which are disposed upwardly.
5. The anti-clogging multistage vibrating screen according to claim 1, wherein the screen frame (2) is provided with three upper frames, a middle frame and a lower frame from top to bottom, the dustproof cover (1) is arranged on the top of the upper frame, and the net rack of the screen (22) extends out of the screen frame (2) and is connected with the adjacent screen frame (2); the vibration device (3) comprises a vibration motor (32) and a vibration body (31) connected with the vibration motor (32), an upper heavy hammer and a lower heavy hammer are respectively arranged at two ends of the vibration motor (32), a counterweight plate is arranged above the upper heavy hammer, and the upper part of the vibration body (31) protrudes upwards and is connected with the bottom of the lower frame; the base (4) is connected with the vibrating body (31) through a supporting spring.
6. Anti-clogging multistage vibrating screen according to claim 1, characterised in that the dust cover (1) and the screen frame (2), the adjacent screen frame (2), the screen frame (2) and the vibrating device (3) are all connected by a collar (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922360442.8U CN211385761U (en) | 2019-12-25 | 2019-12-25 | Prevent multistage shale shaker of jam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922360442.8U CN211385761U (en) | 2019-12-25 | 2019-12-25 | Prevent multistage shale shaker of jam |
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| Publication Number | Publication Date |
|---|---|
| CN211385761U true CN211385761U (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922360442.8U Active CN211385761U (en) | 2019-12-25 | 2019-12-25 | Prevent multistage shale shaker of jam |
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| CN (1) | CN211385761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113275238A (en) * | 2021-06-15 | 2021-08-20 | 陈林 | Hydraulic engineering construction is with high-efficient sand screening installation |
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2019
- 2019-12-25 CN CN201922360442.8U patent/CN211385761U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113275238A (en) * | 2021-06-15 | 2021-08-20 | 陈林 | Hydraulic engineering construction is with high-efficient sand screening installation |
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