Vibration screening machine

Abstract

The utility model discloses a vibration screening machine, which belongs to the technical field of vibration screening equipment and comprises a base, an elastic supporting piece is fixedly connected to the side edge of the base, and a screening box is fixedly connected to the top of the elastic supporting piece. When the protective cover plate is used, after the protective cover plate is installed on the top of the fixing base, the shifting block is rotated to drive the stud to be in threaded connection with the interior of the support, the two screws penetrate through the interior of the fixing base and are screwed into the interior of the support, and the stud and the support are fixed at the position. Then the protective cover plate is located at the top of the screening box, after the materials enter the screening box from the feeding port, the vibration motor is started to drive the screening net to disperse and discharge the materials, fine materials and coarse materials are discharged separately, if the materials bounce up in the screening process, the protective net plate conducts protective blocking under elastic connection, and therefore the screening efficiency is improved. And the situation that the screening work efficiency is affected due to material bouncing is avoided as much as possible, and the practicability and convenience of the device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vibration screening equipment, in particular to a vibration screening machine. Background Art

[0002] The vibrating screening machine consists of a frame, a vibrating mechanism, a bed, a screen, a discharge hopper, and a pressure support. The vibration motor drives the bed to vibrate, causing the material to move from top to bottom along the inclined screen surface. The material is separated by each layer of screen to meet the process requirements of the screening material.

[0003] According to Chinese patent CN217190836U, a vibrating screening machine is provided, in which a fixed spring is compressed by pressing a fixed shaft, the screen is pulled, and the connecting plate is driven to move upward, the screen is taken out, and the replaced screen is placed on the support plate through a fixed groove. The screen can be replaced by pushing the fixed shaft out through the rebound action of the fixed spring. This achieves the goal of facilitating and quickly replacing the screen of the vibrating screening machine, avoids the troublesome situation of replacing the screen of the vibrating screening machine, and makes the vibrating screening machine more convenient to use.

[0004] When the above-mentioned device is performing vibration screening, there is no protective mechanism on the top of the screen to shield the material, which makes the material easy to bounce out during screening, resulting in poor screening effect and slow screening work. Therefore, it is necessary to provide a vibration screening machine to solve the problems existing in the existing technology. Utility Model Content

[0005] In response to the deficiencies in the prior art, the utility model provides a vibrating screening machine, which has the advantages that when the vibrating screening technology is performing screening, the protective structure on the top can protect the material during the screening process, try to avoid the material from bouncing up, and improve the screening efficiency. It solves the problem that when the existing vibrating screening device is performing vibrating screening, there is no protective mechanism on the top of the screen to block the material, which makes the material easy to bounce out during screening, resulting in poor screening effect and slow progress of the screening work.

[0006] In order to solve the above technical problems, the technical solution of the utility model is as follows: a vibrating screening machine includes a base, the side of the base is fixedly connected to an elastic support member, the top of the elastic support member is fixedly connected to a screening box, and the top of the screening box is provided with a protective structure;

[0007] The protective structure includes a protective cover plate, which is detachably connected to the top of the screening box, and the bottom of the protective cover plate is elastically connected to a protective mesh plate, and the bottom of the protective cover plate is fixedly connected to a support, and the outer surface of the screening box is fixedly connected to a fixing seat, and the interior of the fixing seat is rotatably connected to a toggle block, and the interior of the toggle block is fixedly connected to a stud, and the interior of the fixing seat is penetrated by a screw.

[0008] Preferably, the bottom of the screening box is fixedly connected to a vibration motor, the interior of the screening box is detachably connected to a screen plate, the interior of the screening box is fixedly connected to a side discharge plate, the interior of the screening box is fixedly connected to a bottom discharge plate, the back of the screening box is fixedly connected to a side discharge hopper, the left side of the screening box is fixedly connected to a front discharge hopper, the outer surface of the screen plate is fixedly connected to a leak-proof strip, and a leak-proof strip plate is installed inside the leak-proof strip.

[0009] Preferably, a screen placement slot is opened inside the side discharge plate, and the screen plate is located inside the side discharge plate through the screen placement slot. A protective baffle is hinged on the right side of the screening box, and a locking nut is rotatably connected to the outer surface of the protective baffle.

[0010] Preferably, an observation window is fixedly connected to the inside of the protective cover plate, a feed port is fixedly connected to the top of the protective cover plate, a guide rod is fixedly connected to the top of the protective mesh plate, and the guide rod is slidably connected to the inside of the protective cover plate.

[0011] Preferably, a threaded through hole is provided inside the support, and the stud is threadedly connected to the support through the threaded through hole. A rotation groove is provided inside the fixing seat, and the toggle block rotates inside the fixing seat through the rotation groove.

[0012] Preferably, a screw hole is opened inside the fixing seat, and the screw hole passes through and extends to the inside of the support, and the screw passes through the screw hole and is located inside the support.

[0013] Compared with the prior art, the beneficial effect of the present invention is as follows: when the present invention is in use, after the support connected to the protective cover is installed on the top of the fixing seat, the toggle block is rotated to drive the stud to be threadedly connected to the inside of the support, and the two screws are passed into the inside of the fixing seat and screwed into the inside of the support, and the stud and the support are fixed in this position. Then the protective cover is located on the top of the screening box, and after the material enters the interior of the screening box from the feed port, the vibration motor is started to drive the screening box to vibrate, and the screening net disperses and discharges the material. The fine material is discharged through the bottom discharge plate, and the coarse material is discharged through the side discharge plate. If the material bounces up during the screening process, the protective mesh plate is protected and blocked under the elastic connection to avoid the situation where the material bounces up and affects the screening work efficiency. The staff can observe the internal screening situation through the observation window, thereby improving the practicality and convenience of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main cross-section of the vibrating screening machine of the utility model;

[0015] Figure 2 It is a partial side sectional schematic diagram of the vibrating screening machine of the utility model;

[0016] Figure 3 It is a side view schematic diagram of the leakage-proof strip plate of the vibrating screening machine of the present utility model. DETAILED DESCRIPTION

[0017] The following further describes specific embodiments of the present invention in conjunction with the accompanying drawings. It should be noted that the descriptions of these embodiments are intended to aid understanding of the present invention and do not constitute limitations on the present invention. Furthermore, the technical features involved in the various embodiments of the present invention described below may be combined with one another as long as they do not conflict with one another.

[0018] like Figures 1 to 3 As shown, the utility model is a vibrating screening machine, including a base 1, an elastic support member 2 is fixedly connected to the side of the base 1, a screening box 3 is fixedly connected to the top of the elastic support member 2, a vibration motor 4 is fixedly connected to the bottom of the screening box 3, a screen plate 5 is detachably connected to the interior of the screening box 3, a side discharge plate 6 is fixedly connected to the interior of the screening box 3, a screen placement slot is provided inside the side discharge plate 6, the screening net 5 is located inside the side discharge plate 5 through the screen placement slot, a protective baffle is hinged on the right side of the screening box 3, and a locking nut is rotatably connected to the outer surface of the protective baffle.

[0019] The interior of the screening box 3 is fixedly connected to a bottom discharge plate 7, the back of the screening box 3 is fixedly connected to a side discharge hopper 8, the left side of the screening box 3 is fixedly connected to a front discharge hopper 9, the outer surface of the screen plate 5 is fixedly connected to a leakage-proof strip 19, and the interior of the leakage-proof strip plate 19 is installed with a leakage-proof strip plate 20.

[0020] A protective structure is provided on the top of the screening box 3; the protective structure includes a protective cover 10, which is detachably connected to the top of the screening box 3, an observation window 11 is fixedly connected to the inside of the protective cover 10, and a feed port is fixedly connected to the top of the protective cover 10.

[0021] The bottom of the protective cover 10 is elastically connected to a protective mesh plate 12 , and the top of the protective mesh plate 12 is fixedly connected to a guide rod 13 , which is slidably connected to the inside of the protective cover 10 .

[0022] The bottom of the protective cover 10 is fixedly connected to a support 14, the outer surface of the screening box 3 is fixedly connected to a fixing seat 15, the interior of the fixing seat 15 is rotatably connected to a toggle block 16, a rotating groove is provided inside the fixing seat 15, the toggle block 16 rotates inside the fixing seat 15 in the rotating groove, a stud 17 is fixedly connected to the interior of the toggle block 16, a threaded through hole is provided inside the support 14, and the stud 17 is threadedly connected to the support 14 through the threaded through hole.

[0023] A screw 18 is passed through the interior of the fixing base 15 . A screw hole is opened inside the fixing base 15 . The screw hole passes through and extends to the interior of the support 14 . The screw 18 passes through the screw hole and is located inside the support 14 .

[0024] By arranging the guide rod 13 on the top of the protective mesh plate 12, when the protective mesh plate 12 is bounced up and shaken by the material, the guide rod 13 can play a limiting role, thereby avoiding the occurrence of deviation as much as possible.

[0025] By providing the leak-proof strips 19 and the leak-proof strip plates 20, leakage of materials can be avoided as much as possible on both sides during vibration screening, thereby further improving the efficiency of the device and reducing the trouble of manually cleaning up missed materials.

[0026] The utility model is specifically used as follows: after the support 14 connected to the protective cover plate 10 is installed on the top of the fixing seat 15, the toggle block 16 drives the stud 17 to be threadedly connected to the inside of the support 14, and the two screws 18 are passed through the inside of the fixing seat 15 and screwed into the inside of the support 14, and the stud 17 and the support 14 are fixed in this position. Then the protective cover plate 10 is located at the top of the screening box 3. After the material enters the interior of the screening box 3 from the feed port, the vibration motor 4 is started to drive the screening box 3 to vibrate, and the screening net 5 disperses and discharges the material. The fine material is discharged through the bottom discharge plate 7 and the coarse material is discharged through the side discharge plate 6. If the material bounces up during the screening process, the protective mesh plate 12 is protected and blocked under the elastic connection, so as to avoid the situation that the material bounces up and the screening efficiency is affected. The staff can observe the internal screening situation through the observation window 11, thereby improving the practicality and convenience of the device.

[0027] Finally, it should be noted that the standard parts used in the application can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt mature bolts, rivets, welding, etc. in the existing technology, and conventional means. Machinery, parts and equipment all adopt conventional models in the existing technology; plus the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here. The content not described in detail in this specification belongs to the existing technology known to professional and technical personnel in this field.

[0028] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of other identical elements in the process, method, article, or device comprising the element.

[0029] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It is apparent to those skilled in the art that various changes, modifications, substitutions, and variations to these embodiments may be made without departing from the principles and spirit of the present invention, and these changes and modifications still fall within the scope of protection of the present invention.

Claims

1. A vibrating screening machine, characterized in that: It comprises a base (1), the side of the base (1) is fixedly connected to an elastic support member (2), the top of the elastic support member (2) is fixedly connected to a screening box (3), and the top of the screening box (3) is provided with a protective structure; The protective structure comprises a protective cover plate (10), wherein the protective cover plate (10) is detachably connected to the top of the screening box (3), the bottom of the protective cover plate (10) is elastically connected to a protective mesh plate (12), the bottom of the protective cover plate (10) is fixedly connected to a support (14), the outer surface of the screening box (3) is fixedly connected to a fixing seat (15), the interior of the fixing seat (15) is rotatably connected to a toggle block (16), the interior of the toggle block (16) is fixedly connected to a stud (17), and the interior of the fixing seat (15) is penetrated by a screw (18).

2. The vibrating screening machine according to claim 1, characterized in that: The bottom of the screening box (3) is fixedly connected to a vibration motor (4), the interior of the screening box (3) is detachably connected to a screen plate (5), the interior of the screening box (3) is fixedly connected to a side discharge plate (6), the interior of the screening box (3) is fixedly connected to a bottom discharge plate (7), the back of the screening box (3) is fixedly connected to a side discharge hopper (8), the left side of the screening box (3) is fixedly connected to a front discharge hopper (9), the outer surface of the screen plate (5) is fixedly connected to a leak-proof strip (19), and a leak-proof strip plate (20) is installed inside the leak-proof strip (19).

3. The vibrating screening machine according to claim 2, characterized in that: A screen placement slot is provided inside the side discharge plate (6), and the screen plate (5) is located inside the side discharge plate (6) through the screen placement slot. A protective baffle is hinged on the right side of the screening box (3), and a locking nut is rotatably connected to the outer surface of the protective baffle.

4. The vibrating screening machine according to claim 1, characterized in that: The interior of the protective cover plate (10) is fixedly connected with an observation window (11), the top of the protective cover plate (10) is fixedly connected with a feed port, the top of the protective mesh plate (12) is fixedly connected with a guide rod (13), and the guide rod (13) is slidably connected to the interior of the protective cover plate (10).

5. The vibrating screening machine according to claim 1, characterized in that: A threaded through hole is provided inside the support (14), and the stud (17) is threadedly connected to the support (14) through the threaded through hole. A rotation groove is provided inside the fixing seat (15), and the toggle block (16) rotates inside the fixing seat (15) through the rotation groove.

6. The vibrating screening machine according to claim 1, characterized in that: A screw hole is provided inside the fixing seat (15), and the screw hole passes through and extends to the inside of the support (14). The screw (18) passes through the screw hole and is located inside the support (14).

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