Plastic particle screening device
By designing a plastic particle screening device with multi-stage screening grooves and vibration structures, the problem of low efficiency in screening plastic particles of different particle sizes in the prior art is solved, and the effect of efficient screening and cost reduction is achieved.
Patent Information
- Application Number
- CN202420888641.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-26
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-04-26
AI Technical Summary
Existing plastic particle screening equipment cannot efficiently screen plastic particles of different particle sizes, and requires frequent replacement of screens and equipment, which increases labor intensity and equipment costs.
A plastic particle screening device including two screen grooves and a vibrator was designed. By setting the guide plate and vibration structure, the screen mesh aperture gradient design of the screen groove can realize the sorting of plastic particles of different particle sizes, and be detachable The screen and positioning mechanism improve screening efficiency.
It realizes efficient screening of plastic particles of different particle sizes, reduces labor intensity and equipment costs, and improves screening efficiency and effect.
Smart Images
Figure CN222135572U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of plastic particle screening, in particular to a plastic particle screening device. Background Art
[0002] During the granulation process of plastic particles, it is difficult to ensure uniform particle size of plastic particles. Therefore, the plastic particles need to be screened. Since the sizes and specifications of the produced plastic particles are not the same, and plastic particles of different specifications often have different uses, it is often necessary to separate and collect plastic particles of different particle sizes.
[0003] Due to the limitation of the screen of the screening equipment, only plastic particles of one size can be screened. When plastic particles of different sizes need to be screened, the screen or even the equipment needs to be replaced, which increases the labor intensity and equipment cost. Utility Model Content
[0004] The main technical problem solved by the utility model is to provide a plastic particle screening device, which can sort out plastic particles of different particle sizes and has high screening efficiency.
[0005] In order to solve the above technical problems, a technical solution adopted by the utility model is: a plastic particle screening device, comprising two screening slots, a vibrator and a frame, the two screening slots are respectively a first screening slot and a second screening slot, the second screening slot is installed below the first screening slot, the first screening slot is connected to a plurality of vibration structures, the vibration structures are connected to inclined rods, the inclined rods are fixed to the frame, the vibrator is installed on a mounting plate, and the mounting plate is fixed to the first screening slot;
[0006] The two ends of the sieve slot are respectively a feed end and a discharge end, the height of the feed end is higher than the height of the discharge end, a detachable screen is installed at the bottom of the sieve slot, a guide plate is provided between the first sieve slot and the second sieve slot, the upper end of the guide plate is fixed to the bottom surface of the first sieve slot, and the guide plate is gradually inclined downward from the discharge end of the first sieve slot to the feed end of the second sieve slot;
[0007] The aperture of the sieve of the first sieve slot is larger than the aperture of the sieve of the second sieve slot. Large plastic particles pass through the sieve of the first sieve slot and fall out from the discharge end of the first sieve slot. Medium and small plastic particles fall from the sieve of the first sieve slot to the guide plate and then fall into the feed end of the second sieve slot. Medium plastic particles pass through the sieve of the second sieve slot and fall out from the discharge end of the second sieve slot. Small plastic particles fall from the sieve of the second sieve slot, thereby sorting out plastic particles of different particle sizes, and the screening efficiency is high.
[0008] The vibration structure includes a connecting rod and a vibration spring. A connecting block is provided on the side wall of the first sieve slot. The connecting rod passes through the connecting block and the inclined rod, and limiting protrusions are provided at both ends of the connecting rod. The vibration spring is sleeved on the connecting rod, and the vibration spring is located between the connecting block and the inclined rod, so that the sieve slot can vibrate within a sufficient range.
[0009] Furthermore, the sieve slot is provided with a mounting slot, the sieve is inserted into the mounting slot, the sieve slot is provided with a mounting hole, and the mounting hole is provided with a positioning mechanism for positioning the sieve.
[0010] Further, the positioning mechanism includes a positioning column and a positioning spring, a positioning head is provided at one end of the positioning column, the other end of the positioning column passes through the screen slot and is connected to the lifting handle, the screen is provided with a positioning hole matching the positioning head, the positioning spring is sleeved on the positioning column, and the positioning spring is located between the positioning head and the screen slot so that the positioning head can be inserted into the positioning hole.
[0011] Furthermore, a first material receiving trough is provided below the discharge end of the first sieve trough, a second material receiving trough is provided below the discharge end of the second sieve trough, and a third material receiving trough is provided below the screen of the second sieve trough.
[0012] Furthermore, the length of the first sieve slot is longer than the length of the second sieve slot.
[0013] Furthermore, a gap is provided between the material guide plate and the bottom surface of the second sieve slot.
[0014] The beneficial effects of the present invention include at least the following points:
[0015] The second sieve slot of the utility model is installed below the first sieve slot, and the two ends of the sieve slot are respectively a feed end and a discharge end, the height of the feed end is higher than the height of the discharge end, and a detachable screen is installed at the bottom of the sieve slot, large-particle plastic particles pass through the screen of the first sieve slot and fall out from the discharge end of the first sieve slot, medium-particle and small-particle plastic particles fall from the screen of the first sieve slot to the guide plate and then fall into the feed end of the second sieve slot, medium-particle plastic particles pass through the screen of the second sieve slot and fall out from the discharge end of the second sieve slot, and small-particle plastic particles fall from the screen of the second sieve slot, thereby sorting out plastic particles of different particle sizes, and the screening efficiency is high;
[0016] A material guide plate is provided between the first sieve slot and the second sieve slot of the utility model. The upper end of the material guide plate is fixed to the bottom surface of the first sieve slot. The material guide plate is gradually tilted downward from the discharge end of the first sieve slot to the feed end of the second sieve slot, thereby sending the plastic particles to the feed end of the second sieve slot, ensuring the time and distance of the plastic particles on the sieve net to ensure the screening effect.
[0017] The vibration structure of the utility model includes a connecting rod and a vibration spring. The side wall of the first screen slot is provided with a connecting block. The connecting rod passes through the connecting block and the inclined rod, and limiting protrusions are provided at both ends of the connecting rod. The vibration spring is sleeved on the connecting rod, so that the screen slot can vibrate within a sufficient range. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a structural schematic diagram of the utility model;
[0019] Figure 2 The utility model Figure 1 A magnified view of point A;
[0020] Figure 3 It is one of the cross-sectional views of the utility model;
[0021] Figure 4 It is a structural schematic diagram of the second sieve slot of the utility model;
[0022] Figure 5 This is the second cross-sectional view of the utility model;
[0023] Figure 6 The utility model Figure 5 The enlarged view of point B;
[0024] The parts in the accompanying drawings are marked as follows:
[0025] 1. Vibrator; 11. Mounting plate; 2. Frame; 21. Inclined rod; 3. First sieve slot; 31. Connecting block; 4. Second sieve slot; 51. Feed end; 52. Discharge end; 53. Screen; 531. Positioning hole; 54. Guide plate; 55. Mounting slot; 61. Connecting rod; 611. Limiting boss; 62. Vibration spring; 71. Positioning column; 711. Positioning head; 712. Lifting handle; 72. Positioning spring; 81. First receiving slot; 82. Second receiving slot; 83. Third receiving slot. DETAILED DESCRIPTION
[0026] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.
[0027] Embodiment: A plastic particle screening device, such as Figure 1 As shown, it includes two sieve slots, a vibrator 1 and a frame 2, the two sieve slots are respectively a first sieve slot 3 and a second sieve slot 4, the second sieve slot 4 is installed below the first sieve slot 3, the first sieve slot 3 is connected to a plurality of vibration structures, the vibration structures are connected to an inclined rod 21, the inclined rod 21 is fixed to the frame 2, the vibrator 1 is installed on a mounting plate 11, and the mounting plate 11 is fixed to the first sieve slot 3;
[0028] The two ends of the sieve slot are respectively a feed end 51 and a discharge end 52, the height of the feed end 51 is higher than the height of the discharge end 52, and a detachable sieve 53 is installed at the bottom of the sieve slot. Figure 3 As shown, a guide plate 54 is provided between the first sieve slot 3 and the second sieve slot 4, the upper end of the guide plate 54 is fixed to the bottom surface of the first sieve slot 3, and the guide plate 54 is gradually inclined downward from the discharge end 52 of the first sieve slot 3 to the feed end 51 of the second sieve slot 4;
[0029] The aperture of the sieve 53 of the first sieve slot 3 is larger than the aperture of the sieve 53 of the second sieve slot 4;
[0030] like Figure 2 As shown, the vibration structure includes a connecting rod 61 and a vibration spring 62. The side wall of the first sieve slot 3 is provided with a connecting block 31. The connecting rod 61 passes through the connecting block 31 and the inclined rod 21, and limiting protrusions 611 are provided at both ends of the connecting rod 61. The vibration spring 62 is sleeved on the connecting rod 61, and the vibration spring 62 is located between the connecting block 31 and the inclined rod 21.
[0031] like Figure 4 As shown, the sieve slot is provided with a mounting slot 55 , the sieve 53 is inserted into the mounting slot 55 , the sieve slot is provided with a mounting hole, and a positioning mechanism for positioning the sieve 53 is installed in the mounting hole.
[0032] like Figure 6 As shown, the positioning mechanism includes a positioning column 71 and a positioning spring 72, one end of the positioning column 71 is provided with a positioning head 711, the other end of the positioning column 71 passes through the screen slot and is connected to the lifting handle 712, the screen 53 is provided with a positioning hole 531 matching the positioning head 711, the positioning spring 72 is sleeved on the positioning column 71, and the positioning spring 72 is located between the positioning head 711 and the screen slot so that the positioning head 711 is inserted into the positioning hole 531, when the screen is blocked, only the lifting handle needs to be pulled to disengage the positioning head from the positioning hole, the screen is pulled out to clean it, and after cleaning, the screen is inserted into the mounting slot of the screen slot, and the positioning head is inserted into the positioning hole under the action of the positioning spring, thereby fixing the screen to the screen slot;
[0033] like Figure 5 As shown, a first material receiving trough 81 is provided below the discharge end 52 of the first sieve trough 3, a second material receiving trough 82 is provided below the discharge end 52 of the second sieve trough 4, and a third material receiving trough 83 is provided below the screen 53 of the second sieve trough 4. In this embodiment, in order to facilitate subsequent processing, bagging, etc. of the collected plastic particles, rollers can be installed at the bottom of the first, second and third material receiving troughs to facilitate the transportation of the connecting material troughs.
[0034] The length of the first sieve slot 3 is longer than the length of the second sieve slot 4 .
[0035] A gap is provided between the material guide plate 54 and the bottom surface of the second sieve slot 4 .
[0036] The working principle of the utility model is as follows: plastic particles are put into the first sieve slot from the feeding end of the first sieve slot, and the vibrator works, so that large-particle plastic particles pass through the screen of the first sieve slot and then fall out from the discharging end of the first sieve slot to the first receiving slot, and medium-particle and small-particle plastic particles fall from the screen of the first sieve slot to the guide plate and then fall into the feeding end of the second sieve slot, and medium-particle plastic particles pass through the screen of the second sieve slot and fall into the second receiving slot from the discharging end of the second sieve slot, and small-particle plastic particles fall from the screen of the second sieve slot to the third receiving slot, thereby sorting out plastic particles of different particle sizes, and the screening efficiency is high.
[0037] The above are only embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structural transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.
Claims
1. A plastic particle screening device, characterized in that: The invention comprises two sieve slots, a vibrator (1) and a frame (2), wherein the two sieve slots are respectively a first sieve slot (3) and a second sieve slot (4), wherein the second sieve slot is installed below the first sieve slot, the first sieve slot is connected to a plurality of vibrating structures, the vibrating structures are connected to inclined rods (21), the inclined rods are fixed to the frame, the vibrator is installed on a mounting plate (11), and the mounting plate is fixed to the first sieve slot; The two ends of the sieve slot are a feed end (51) and a discharge end (52), respectively. The height of the feed end is higher than that of the discharge end. A detachable screen (53) is installed at the bottom of the sieve slot. A guide plate (54) is provided between the first sieve slot and the second sieve slot. The upper end of the guide plate is fixed to the bottom surface of the first sieve slot. The guide plate is gradually tilted downward from the discharge end of the first sieve slot to the feed end of the second sieve slot. The aperture of the sieve of the first sieve slot is larger than the aperture of the sieve of the second sieve slot; The vibration structure comprises a connecting rod (61) and a vibration spring (62); a connecting block (31) is provided on the side wall of the first sieve slot; the connecting rod passes through the connecting block and the inclined rod; and limiting protrusions (611) are provided at both ends of the connecting rod; the vibration spring is sleeved on the connecting rod, and the vibration spring is located between the connecting block and the inclined rod.
2. The plastic particle screening device according to claim 1, characterized in that: The sieve slot is provided with a mounting slot (55), the sieve is inserted into the mounting slot, the sieve slot is provided with a mounting hole, and a positioning mechanism for positioning the sieve is installed in the mounting hole.
3. The plastic particle screening device according to claim 2, characterized in that: The positioning mechanism includes a positioning column (71) and a positioning spring (72), one end of the positioning column is provided with a positioning head (711), the other end of the positioning column passes through the screen slot and is connected to the lifting handle (712), the screen is provided with a positioning hole (531) matching the positioning head, the positioning spring is sleeved on the positioning column, and the positioning spring is located between the positioning head and the screen slot so that the positioning head can be inserted into the positioning hole.
4. The plastic particle screening device according to claim 1, characterized in that: A first material receiving trough (81) is provided below the discharge end of the first sieve trough, a second material receiving trough (82) is provided below the discharge end of the second sieve trough, and a third material receiving trough (83) is provided below the screen of the second sieve trough.
5. The plastic particle screening device according to claim 1, characterized in that: The length of the first sieve slot is longer than the length of the second sieve slot.
6. The plastic particle screening device according to claim 1, characterized in that: A gap is provided between the material guide plate and the bottom surface of the second sieve slot.