CN221230734U - Medical waste pretreatment breaker - Google Patents
Medical waste pretreatment breaker Download PDFInfo
- Publication number
- CN221230734U CN221230734U CN202322769797.9U CN202322769797U CN221230734U CN 221230734 U CN221230734 U CN 221230734U CN 202322769797 U CN202322769797 U CN 202322769797U CN 221230734 U CN221230734 U CN 221230734U
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- Prior art keywords
- magnetic separation
- eccentric roller
- roller
- medical waste
- crushing
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- 239000002906 medical waste Substances 0.000 title claims abstract description 37
- 238000007885 magnetic separation Methods 0.000 claims abstract description 76
- 238000005192 partition Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000005389 magnetism Effects 0.000 abstract description 22
- 239000000463 material Substances 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 description 13
- 238000007599 discharging Methods 0.000 description 7
- 230000006872 improvement Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Crushing And Pulverization Processes (AREA)
Abstract
The utility model relates to a medical waste pretreatment crushing device, which comprises a crushing mechanism and a magnetic separation mechanism which are sequentially arranged in a box body from top to bottom; a plurality of fan-shaped magnetic separation areas are arranged on the circumferential array of the circumferential wall of the magnetic separation roller, a first partition plate is arranged between two adjacent magnetic separation areas, electromagnets are respectively arranged in the magnetic separation areas, and a second partition plate is arranged in the middle of the lower part of the magnetic separation roller. Medical waste falls into the magnetism selection district directly over the magnetic separation roller after smashing through smashing mechanism, at the rotation in-process of magnetic separation roller, medical waste reaches non-magnetism at first and inhale the material discharge gate, non-magnetism inhale the material and fall into non-magnetism inhale the material discharge gate under the action of gravity in, the magnetic separation roller continues to rotate, but when this magnetism selection district is located magnetism and inhale the material discharge gate top, but the electro-magnet in this magnetism selection district outage, but magnetism inhale the material and fall into magnetism and inhale material discharge gate department, thereby accomplish the separation, the separation efficiency of the device is high, but magnetism inhale the more thoroughly of material recovery.
Description
Technical Field
The utility model relates to the technical field of medical waste, in particular to a medical waste pretreatment crushing device.
Background
Medical waste is usually pretreated before incineration treatment, and the medical waste injector and the infusion apparatus both contain metal needles, which are made of metal materials and can be recycled and smelted, for example, a medical waste crushing device disclosed in the patent with the application number of 202310777999.X is adopted for pretreatment, and the device can recycle the metal needles in the medical waste, but rod-shaped electromagnets adopted in the device have gaps between the two electromagnets, so that omission is easy to generate in the recycling process, and the recycling is not thorough.
Disclosure of utility model
The utility model aims to solve the technical problem of providing a medical waste pretreatment crushing device so as to overcome the defects in the prior art.
The technical scheme for solving the technical problems is as follows: a medical waste pretreatment crushing device comprises a crushing mechanism and a magnetic separation mechanism which are sequentially arranged in a box body from top to bottom; the magnetic separation mechanism comprises a magnetic separation roller, a first driving motor and a plurality of electromagnets, wherein both ends of the magnetic separation roller are respectively connected with the side wall of the box body in a rotating way, the first driving motor is fixed outside the box body, a rotating shaft of the first driving motor is fixed with one end of the magnetic separation roller, a plurality of fan-shaped magnetic separation areas are arranged on the circumferential wall circumferential array of the magnetic separation roller, a first partition plate is arranged between every two adjacent magnetic separation areas, electromagnets are respectively arranged in the magnetic separation areas, and a second partition plate is arranged in the middle of the lower part of the magnetic separation roller.
The beneficial effects of the utility model are as follows: medical waste is smashed through crushing mechanism and falls into the magnetism selection district directly over the magnetic separation roller, medical waste receives this magnetic separation district and the support of its both sides first baffle remain in this magnetic separation district, at the rotation in-process of magnetic separation roller, medical waste reaches non-magnetism and inhale the material discharge gate at first, at this moment because this magnetic separation district slope, non-magnetism inhale the material and fall into non-magnetism inhale the material discharge gate under the action of gravity, but magnetism inhale the material and keep in this magnetic separation district under the action of magnetism of electro-magnet, the magnetic separation roller continues to rotate, when this magnetism selection district is located but magnetism inhale the material discharge gate top, but the electro-magnet outage in this magnetism selection district, but magnetism inhale the material and fall into magnetism inhale material discharge gate department, thereby accomplish the separation, the separation efficiency of the device is high, but magnetism inhale the more thoroughly of material recovery.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, the rotating shaft of the magnetic separation roller is sleeved with a conductive slip ring, and the electromagnet is connected with a circuit through the conductive slip ring.
Further, limit switches are arranged on each first partition board and are respectively electrically connected with the controller, and the limit switches are abutted against the second partition boards when rotating to the second partition boards.
Further, the lower part of the crushing mechanism is provided with a discharging hopper, and the outlet below the discharging hopper is matched with the first partition plates positioned on two sides of the magnetic separation area right above the magnetic separation roller.
Further, the crushing mechanism comprises a first eccentric roller and a second eccentric roller which are arranged in parallel in the box body, wherein a plurality of crushing teeth are fixed on the first eccentric roller and the second eccentric roller, and the crushing teeth on the first eccentric roller and the crushing teeth on the second eccentric roller are staggered with each other; the two ends of the first eccentric roller and the second eccentric roller are respectively connected with the side wall of the box body in a rotating way, two second driving motors are fixed outside the box body, and the rotating shafts of the two second driving motors are respectively fixed with one ends of the first eccentric roller and the second eccentric roller.
Further, the crushing teeth are arc-shaped, the crushing teeth on the first eccentric roller being curved in the direction of rotation of the first eccentric roller, the crushing teeth on the second eccentric roller being curved in the direction of rotation of the second eccentric roller.
Further, the inner surface of the crushing teeth on the first eccentric roller is provided with a plurality of hooking teeth, and the outer surface of the crushing teeth on the second eccentric roller is provided with a cutting edge.
Drawings
FIG. 1 is a schematic cross-sectional view of the present utility model;
FIG. 2 is a schematic diagram of a cross-sectional structure of the present utility model;
Fig. 3 is a schematic cross-sectional view of the third embodiment of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. A case; 11. a second separator; 12. discharging a hopper; 2. a crushing mechanism; 21. a first eccentric roller; 22. a second eccentric roller; 212. crushing teeth; 23. a second driving motor; 3. a magnetic separation mechanism; 31. magnetic separation rollers; 32. a first driving motor; 33. an electromagnet; 311. magnetic selection areas; 312. a first separator; 34. a conductive slip ring; 35. and a limit switch.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
Embodiment 1, as shown in fig. 1 to 3, a medical waste pretreatment crushing device comprises a crushing mechanism 2 and a magnetic separation mechanism 3 which are sequentially arranged in a box body 1 from top to bottom; the magnetic separation mechanism 3 comprises a magnetic separation roller 31, a first driving motor 32 and a plurality of electromagnets 33, wherein both ends of the magnetic separation roller 31 are respectively connected with the side wall of the box body 1 in a rotating way, the first driving motor 32 is fixed outside the box body 1, a rotating shaft of the first driving motor 32 is fixed with one end of the magnetic separation roller 31, a plurality of fan-shaped magnetic separation areas 311 are arranged on the circumferential array of the circumferential wall of the magnetic separation roller 31, a first partition plate 312 is arranged between every two adjacent magnetic separation areas 311, electromagnets 33 are respectively arranged in the magnetic separation areas 311, and a second partition plate 11 is arranged in the middle of the lower part of the magnetic separation roller 31.
The lower part of the box body 1 is divided into a non-magnetic substance sucking discharging port and a magnetic substance sucking discharging port by a second partition plate 11, and the non-magnetic substance sucking discharging port and the magnetic substance sucking discharging port are sequentially arranged along the rotating direction of the magnetic separation roller 31; medical waste is crushed by the crushing mechanism 2 and falls into the magnetic separation area 311 right above the magnetic separation roller 31, the medical waste is supported by the magnetic separation area and the first partition plates at the two sides of the magnetic separation area and is kept in the magnetic separation area, in the rotating process of the magnetic separation roller 31, the medical waste firstly reaches the non-magnetic substance discharge port, at the moment, as the magnetic separation area is inclined, the non-magnetic substance falls into the non-magnetic substance discharge port under the action of gravity, the magnetically attractable substance is kept in the magnetic separation area 311 under the action of the magnetic attraction of the electromagnet 33, the magnetic separation roller 31 continuously rotates, when the magnetic separation area 311 is positioned above the magnetically attractable substance discharge port, the electromagnet 33 in the magnetic separation area 311 is powered off, and the magnetically attractable substance falls into the magnetically attractable substance discharge port, so that the separation is completed.
Example 2, as shown in fig. 1 to 3, this example is a further improvement on the basis of example 1, and is specifically as follows:
The rotating shaft of the magnetic separation roller 31 is sleeved with a conductive slip ring 34, and the electromagnet 33 is connected with a circuit through the conductive slip ring 34. During the rotation of the magnetic separation roller 31, the conductive slip ring 34 enables the electromagnet 33 to still be capable of completing the circuit.
Example 3 this example is a further improvement over example 1, as shown in fig. 1-3, and is specifically as follows:
Each first partition plate 312 is provided with a limit switch 35, the limit switches 35 are respectively electrically connected with the controller, and the limit switches 35 are abutted against the second partition plates 11 when rotating to the second partition plates 11. When the limit switch 35 is in conflict with the second partition plate 11, the controller controls the electromagnet 33 of the magnetic separation area 311 corresponding to the front of the limit switch to be powered off, the magnetically attractable substance falls into the magnetically attractable substance discharge port, and when the limit switch 35 leaves the second partition plate 11, the electromagnet 33 of the magnetic separation area 311 corresponding to the front of the limit switch is powered on again, and the power on and off of the electromagnet 33 can be realized without manual operation.
Example 4 as shown in fig. 1 to 3, this example is a further improvement on the basis of example 1, and is specifically as follows:
A lower hopper 12 is arranged below the crushing mechanism 2, and the lower outlet of the lower hopper 12 is matched with a first baffle plate 312 positioned on two sides of the magnetic separation zone 311 just above the magnetic separation roller 31. When the first partition plates on the two sides of the magnetic separation area 311 just above the magnetic separation roller 31 are in butt joint with the lower outlet of the lower hopper 12, the lower outlet of the lower hopper 12 is opened, so that the crushed materials fall into the magnetic separation area, and the next magnetic separation is facilitated.
Example 5, as shown in fig. 1 to 3, this example is a further improvement on the basis of example 1, and is specifically as follows:
The crushing mechanism 2 comprises a first eccentric roller 21 and a second eccentric roller 22 which are arranged in parallel in the box body 1, wherein a plurality of crushing teeth 212 are fixed on the first eccentric roller 21 and the second eccentric roller 22, and the crushing teeth 212 on the first eccentric roller 21 are staggered with the crushing teeth 212 on the second eccentric roller 22; both ends of the first eccentric roller 21 and the second eccentric roller 22 are respectively and rotatably connected with the side wall of the box body 1, two second driving motors 23 are fixed outside the box body 1, and rotating shafts of the two second driving motors 23 are respectively fixed with one ends of the first eccentric roller 21 and the second eccentric roller 22.
In the process of respectively driving the first eccentric roller 21 and the second eccentric roller 22 to rotate by the two second driving motors 23, the crushing teeth 212 on the first eccentric roller 21 and the crushing teeth 212 on the second eccentric roller 22 are staggered with each other, and medical wastes are crushed by the staggered crushing teeth 212;
Because two eccentric rollers are adopted, when the first eccentric roller 21 and the second eccentric roller 22 rotate, the gap between the two eccentric rollers is changed and is large and small immediately, and then the crushing teeth 212 are matched to form the crushing openings with different sizes, so that medical wastes with different amounts or different sizes can be bitten, the crushing efficiency is improved, and the crushing is also more beneficial to crushing of medical wastes with larger sizes; in the specific implementation process, the second driving motor 23 is a variable frequency motor, and when the rotation speeds of the two second driving motors 23 are different, the gap between the first eccentric roller 21 and the second eccentric roller 22 is also changed, and medical wastes with different amounts can be bitten into the gap, so that the crushing efficiency is improved.
Example 6, as shown in fig. 1 to 3, this example is a further improvement on the basis of example 5, and is specifically as follows:
The crushing teeth 212 have an arc shape, and the crushing teeth 212 on the first eccentric roller 21 are curved in the rotation direction of the first eccentric roller 21, and the crushing teeth 212 on the second eccentric roller 22 are curved in the rotation direction of the second eccentric roller 22. The crushing teeth 212 are arc-shaped, so that medical waste can be conveniently bitten into a gap between the first eccentric roller 21 and the second eccentric roller 22, thereby being beneficial to crushing the medical waste.
Example 7, as shown in fig. 1 to 3, this example is a further improvement on the basis of example 6, and is specifically as follows:
The inner surface of the crushing teeth 212 on the first eccentric roller 21 is provided with a plurality of hooking teeth, not shown in the drawing, through which the friction force with the medical waste can be increased, so that the medical waste can be bitten into the gap between the first eccentric roller 21 and the second eccentric roller 22, the outer surface of the crushing teeth 212 on the second eccentric roller 22 is provided with cutting edges, not shown in the drawing, and when the crushing teeth 212 on the first eccentric roller 21 bite the medical waste into the gap between the first eccentric roller 21 and the second eccentric roller 22, the crushing teeth 212 on the first eccentric roller 21 can be matched with the cutting edges of the crushing teeth 212 on the second eccentric roller 22 to cut off the medical waste.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (7)
1. The medical waste pretreatment crushing device is characterized by comprising a crushing mechanism (2) and a magnetic separation mechanism (3) which are sequentially arranged in a box body (1) from top to bottom; the magnetic separation mechanism (3) comprises a magnetic separation roller (31), a first driving motor (32) and a plurality of electromagnets (33), wherein two ends of the magnetic separation roller (31) are respectively connected with the side wall of the box body (1) in a rotating mode, the first driving motor (32) is fixedly arranged outside the box body (1), a rotating shaft of the first driving motor (32) is fixedly connected with one end of the magnetic separation roller (31), a plurality of fan-shaped magnetic separation areas (311) are arranged on the circumferential wall circumference array of the magnetic separation roller (31), a first partition plate (312) is arranged between every two adjacent magnetic separation areas (311), the electromagnets (33) are respectively arranged in the magnetic separation areas (311), and a second partition plate (11) is arranged in the middle of the lower portion of the magnetic separation roller (31).
2. The medical waste pretreatment crushing device according to claim 1, wherein a conductive slip ring (34) is sleeved on a rotating shaft of the magnetic separation roller (31), and the electromagnet (33) is connected with a circuit through the conductive slip ring (34).
3. The medical waste pretreatment crushing device according to claim 1, wherein each first partition board (312) is provided with a limit switch (35), the limit switches (35) are respectively electrically connected with the controller, and the limit switches (35) are abutted against the second partition board (11) when rotating to the second partition board (11).
4. The medical waste pretreatment crushing device according to claim 1, wherein a lower hopper (12) is arranged below the crushing mechanism (2), and a lower outlet of the lower hopper (12) is matched with the first partition plates (312) positioned on two sides of a magnetic separation zone (311) right above the magnetic separation roller (31).
5. The medical waste pretreatment crushing device according to claim 1, wherein the crushing mechanism (2) comprises a first eccentric roller (21) and a second eccentric roller (22) which are arranged in parallel in the box body (1), wherein a plurality of crushing teeth (212) are fixed on each of the first eccentric roller (21) and the second eccentric roller (22), and the crushing teeth (212) on the first eccentric roller (21) are mutually staggered with the crushing teeth (212) on the second eccentric roller (22); both ends of the first eccentric roller (21) and the second eccentric roller (22) are respectively connected with the side wall of the box body (1) in a rotating way, two second driving motors (23) are fixed outside the box body (1), and rotating shafts of the two second driving motors (23) are respectively fixed with one ends of the first eccentric roller (21) and the second eccentric roller (22).
6. The medical waste pretreatment crushing device according to claim 5, wherein the crushing teeth (212) are arc-shaped, the crushing teeth (212) on the first eccentric roller (21) are curved in the rotation direction of the first eccentric roller (21), and the crushing teeth (212) on the second eccentric roller (22) are curved in the rotation direction of the second eccentric roller (22).
7. A medical waste pretreatment crushing device according to claim 6, characterized in that the inner surface of the crushing teeth (212) on the first eccentric roller (21) is provided with a number of hooking teeth, and the outer surface of the crushing teeth (212) on the second eccentric roller (22) is provided with a cutting edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322769797.9U CN221230734U (en) | 2023-10-16 | 2023-10-16 | Medical waste pretreatment breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322769797.9U CN221230734U (en) | 2023-10-16 | 2023-10-16 | Medical waste pretreatment breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221230734U true CN221230734U (en) | 2024-06-28 |
Family
ID=91593769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322769797.9U Active CN221230734U (en) | 2023-10-16 | 2023-10-16 | Medical waste pretreatment breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221230734U (en) |
-
2023
- 2023-10-16 CN CN202322769797.9U patent/CN221230734U/en active Active
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