CN114669513A - Negative pressure generating device and color sorter - Google Patents
Negative pressure generating device and color sorter Download PDFInfo
- Publication number
- CN114669513A CN114669513A CN202210531006.6A CN202210531006A CN114669513A CN 114669513 A CN114669513 A CN 114669513A CN 202210531006 A CN202210531006 A CN 202210531006A CN 114669513 A CN114669513 A CN 114669513A
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- Prior art keywords
- suction
- valve body
- negative pressure
- suction nozzle
- pressure generating
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- 239000000463 material Substances 0.000 claims abstract description 92
- 230000002093 peripheral effect Effects 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 238000007667 floating Methods 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 description 7
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 235000015110 jellies Nutrition 0.000 description 4
- 239000008274 jelly Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000012216 screening Methods 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
- B07C5/365—Sorting apparatus characterised by the means used for distribution by means of air using a single separation means
Landscapes
- Sorting Of Articles (AREA)
Abstract
The invention discloses a negative pressure generating device and a color selector, and relates to the technical field of color selectors. The suction valve comprises a suction body and a valve body, wherein a plurality of suction ports are formed in one surface of the suction body, a plurality of suction nozzles are fixedly connected to one side surface of the suction body, and the suction nozzles are communicated with the suction ports; one end of the valve body is fixedly connected with the suction nozzle, and the peripheral side surface of the valve body is connected with compressed air; the compressed air flows in from the periphery of the valve body and flows out from one end of the valve body far away from the suction nozzle, and negative pressure is generated in the suction nozzle. According to the invention, compressed air flows in from the peripheral side of the valve body and flows out from one end of the valve body far away from the suction nozzle, negative pressure is generated in the suction nozzle, materials are sucked from the suction port, pass through the suction nozzle and are finally discharged from one end of the valve body far away from the suction nozzle, so that the flying of the materials is avoided, the working environment of workers and the recognition effect of the color selector are improved, and the removing precision of light floating materials and colloidal materials is improved.
Description
Technical Field
The invention belongs to the technical field of color sorters, and particularly relates to a negative pressure generating device and a color sorter.
Background
The color sorter is a Device for automatically sorting out the heterochromatic particles in the particle materials by utilizing a photoelectric detection technology according to the difference of the optical characteristics of the materials, namely when a CCD (charge coupled Device) sensor (CCD, English full name: charged coupled Device) detects the heterochromatic particles, an air jet valve or an air gun blows away the heterochromatic particles through air blowing, and therefore the screening of the particle materials with different colors is realized.
The Chinese patent with the existing publication number of CN110038826A discloses a material removing mechanism for a color sorter, and relates to the technical field of color sorters. Comprises an air injection valve, a material separation and collection device and a finished product collection device; a material separation and collection device and a finished product collection device are fixedly arranged below the air injection valve; a plurality of air injection valves are fixedly arranged on the color selector; the air injection valve blows the materials with different colors into the material separation and collection device; the finished product collecting device is used for collecting materials which are not blown out; the material separating and collecting device and the finished product collecting device are respectively and fixedly arranged at the material receiving position on the color selector; the material separating and collecting device comprises a plurality of material collecting mechanisms. This scheme passes through the effect of air blast valve and matched with material separation collection device, reaches when the material of letter sorting different particle size, different weight, has the effect that can multiple material letter sorting simultaneously.
However, the technology adopts the gas injection valve to inject high-pressure gas to remove foreign matters, and has the following defects:
on one hand, the high-pressure gas is easy to cause material flying and is not suitable for removing light floats and jelly;
on the other hand, dust is easily excited in the high-pressure gas injection process, and the working environment of workers and the identification effect of the color selector are influenced.
Disclosure of Invention
The invention aims to provide a negative pressure generating device, which is characterized in that compressed air is designed to flow in from the peripheral side of a valve body and flow out from one end of the valve body far away from a suction nozzle, so that negative pressure is generated in the suction nozzle, materials are sucked from a suction port, pass through the suction nozzle and finally are discharged from one end of the valve body far away from the suction nozzle. The problems that foreign matters are removed by high-pressure gas sprayed by an air spraying valve, the high-pressure gas easily causes material flying, the high-pressure gas is not suitable for removing light floating matters and jelly matters, dust is easily excited in the high-pressure gas spraying process, and the working environment of workers and the recognition effect of a color sorter are affected are solved. Another object of the present invention is to provide a color sorter.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a negative pressure generating device which comprises a material sucking body and a valve body, wherein a plurality of material sucking ports are formed in one surface of the material sucking body, a plurality of suction nozzles are fixedly connected to one side surface of the material sucking body, and the suction nozzles are communicated with the material sucking ports. One end of the valve body is fixedly connected with the suction nozzle, and the peripheral side surface of the valve body is connected with compressed air; the compressed air flows in from the periphery of the valve body and flows out from one end of the valve body far away from the suction nozzle, and negative pressure is generated in the suction nozzle.
As a preferred technical solution of the present invention, an external thread is provided on the periphery of the suction nozzle, and one end of the valve body is screwed with the suction nozzle.
As a prior technical solution of the present invention, a conical flow guide head is disposed at one end of the suction nozzle away from the suction body, an inner wall of the valve body is in clearance fit with the conical flow guide head, and the conical flow guide head is used for allowing compressed air to flow in from the peripheral side of the valve body and flow out from one end of the valve body away from the suction nozzle.
As a preferential technical scheme of the invention, the circumferential side surface of the valve body is provided with a threaded hole, the valve body is connected with compressed air through an air pipe connector, and one end of the air pipe connector is in threaded connection with the threaded hole; the threaded hole is aligned with the peripheral side face of the conical flow guide head, so that the installation and connection of the compressed air pipeline are facilitated.
As a preferential technical scheme of the invention, a sealing ring mounting groove is formed in one end, close to the conical flow guide head, of the peripheral side surface of the suction nozzle, and a sealing ring is matched with the sealing ring mounting groove.
According to the preferential technical scheme, the two side surfaces of the material suction body are fixedly connected with the suction nozzles, the suction nozzles on the two sides of the material suction body are arranged in a staggered mode, the arrangement density of the material suction ports on the material suction body is improved, and therefore the screening efficiency and the screening precision of the color sorter are improved.
The utility model provides a color sorter, includes and carries track line, material identification system and discharge gate still includes negative pressure generating device, material identification system fixed mounting is on carrying track line, discharge gate fixed mounting is at a tip of carrying track line, negative pressure generating device fixed mounting is close to the upper surface of discharge gate one end at carrying track line.
As a preferential technical scheme of the invention, the color selector also comprises a filter for filtering moisture in the compressed air, the filter is arranged on the conveying track line and connected with the air pipe joint to filter the moisture in the compressed air, so that the phenomenon that materials are adhered to each other and the separation effect is influenced due to the fact that light floats or jelly is wetted is avoided.
The invention has the following beneficial effects:
according to the invention, through designing the compressed air to flow in from the peripheral side of the valve body and flow out from one end of the valve body far away from the suction nozzle, negative pressure is generated in the suction nozzle, materials are sucked from the suction port, pass through the suction nozzle and are finally discharged from one end of the valve body far away from the suction nozzle, so that the materials are prevented from flying, the working environment of staff and the identification effect of a color selector are improved, and meanwhile, the removal precision of light floating materials and colloidal materials is improved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a negative pressure generating device according to a first embodiment;
FIG. 2 is a schematic structural diagram of the negative pressure generating device shown in another view according to the first embodiment;
FIG. 3 is a schematic structural view of the suction body;
FIG. 4 is a top view of the suction body;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
FIG. 6 is a schematic structural view of a valve body;
FIG. 7 is a schematic view of the structure of the air pipe joint;
FIG. 8 is a schematic view of the operation of the negative pressure generating device according to the first embodiment;
FIG. 9 is a schematic structural diagram of a negative pressure generating device according to a second embodiment;
FIG. 10 is a plan view of a negative pressure generating apparatus according to a second embodiment;
FIG. 11 is a schematic view of the operation of the negative pressure generating device according to the second embodiment;
FIG. 12 is a schematic structural diagram of a color sorter according to a third embodiment;
FIG. 13 is a front view of a color sorter in the third embodiment;
FIG. 14 is a top view of a color sorter in accordance with an embodiment III;
in the drawings, the components represented by the respective reference numerals are listed below:
the method comprises the following steps of 1-material suction body, 101-material suction port, 102-suction nozzle, 1021-external thread, 1022-tapered flow guide head, 1023-sealing ring installation groove, 2-valve body, 201-threaded hole, 3-air pipe joint, 4-conveying track line, 5-material identification system, 6-material discharge port, 7-negative pressure generation device and 8-filter.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Example one
Referring to fig. 1-2, the present embodiment is a negative pressure generating device, which includes a material suction body 1, a valve body 2, and a gas pipe joint 3. The valve body 2 is arranged on the material suction body 1, and the air pipe joint 3 is arranged on the valve body 2.
Referring to fig. 3-5, the lower surface of the material suction body 1 is provided with a plurality of material suction ports 101 arranged along the length direction of the material suction body, a side surface of the material suction body 1 is fixedly connected with a plurality of suction nozzles 102 corresponding to the material suction ports 101, and the suction nozzles 102 are communicated with the material suction ports 101. The suction nozzle 102 is provided with an external thread 1021 on the periphery thereof, and one end of the valve body 2 is connected with the suction nozzle 102 through a thread.
Referring to fig. 6-7, a threaded hole 201 is formed on the peripheral side of the valve body 2, and the valve body 2 is connected to compressed air through the air pipe connector 3. One end of the air pipe joint 3 is in threaded connection with the threaded hole 201, and the other end of the air pipe joint is connected with a compressed air pipe. One end of the suction nozzle 102 far away from the suction body is provided with a conical flow guide head 1022, and the inner wall of the valve body 2 is in clearance fit with the conical flow guide head 1022. Wherein the threaded hole 201 is aligned with the peripheral side of the tapered flow guide head 1022.
Referring to fig. 8, the compressed air flows into the valve body 2 from the air pipe connector 3, and flows out from the end of the valve body 2 away from the suction nozzle 102 after being guided by the tapered guide head 1022. According to the bernoulli principle, the high-pressure air flows at a high speed, negative pressure is generated in the suction nozzle 102, and the material is sucked from the suction port 101, passes through the suction nozzle 102 and is finally discharged from one end of the valve body 2 far away from the suction nozzle 102.
Referring to fig. 5, a sealing ring mounting groove 1023 is formed on the peripheral side surface of the suction nozzle 102 at an end close to the conical flow guiding head 1022, and a sealing ring is fitted in the sealing ring mounting groove 1023, so as to improve the connection sealing performance between the suction body 1 and the valve body 2.
Example two
Based on the first embodiment, the second embodiment is different in that:
referring to fig. 9 to 11, the density of the material suction ports 101 formed on the lower surface of the material suction body 1 is increased, so as to improve the material suction efficiency and the material suction precision of the material suction ports 101. Therefore, the two side surfaces of the material suction body 1 are fixedly connected with the suction nozzles 102 communicated with the material suction ports 101, the suction nozzles 102 on the two sides of the material suction body 1 are arranged in a staggered mode, the valve bodies 2 are installed on the suction nozzles, the valve bodies 2 are connected into compressed air, and negative pressure is generated in each material suction port 101.
EXAMPLE III
Based on embodiment two, this embodiment provides a look selection machine, and look selection machine includes conveying track line 4, material identification system 5 and discharge gate 6, still includes negative pressure generating device 7 in embodiment two, and material identification system 5 fixed mounting is on conveying track line 4, and discharge gate 6 fixed mounting is at one end of conveying track line 4, and negative pressure generating device 7 fixed mounting is at the upper surface that conveying track line 4 is close to discharge gate 6 one end.
When the material sucking device works, the drifting materials or the colloidal materials are arranged on the conveying track line 4 and conveyed to the discharge port 6, the different-color drifting materials or the different-color colloidal materials are distinguished through recognition of the material recognition system 5, when the different-color drifting materials or the different-color colloidal materials pass through the negative pressure generation device 7, the valve body 2 corresponding to the suction port 101 is connected with compressed air, negative pressure is generated in the suction port 101, the different-color drifting materials or the different-color colloidal materials are sucked from the suction port 101, and then the different-color drifting materials or the different-color colloidal materials are discharged from one end of the valve body 2. This process has realized the sorting to material or the colloidal material that wafts, avoids causing the material to fly upward simultaneously, has promoted staff's operational environment, improves the rejection precision of material, colloidal material that wafts gently simultaneously.
Wherein, a filter 8 is fixedly arranged at one end of the conveying track line 4, the filter 8 is connected with the air pipe joint 3, and the compressed air passes through the filter 8 to filter moisture in the compressed air and then flows into the valve body 2. The problem that in the separation process of light drifts or jelly, materials are stained with water, so that the materials are adhered to influence the separation effect is avoided.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. A negative pressure generating device is characterized by comprising;
the material suction device comprises a material suction body (1), wherein a plurality of material suction ports (101) are formed in one surface of the material suction body (1), a plurality of suction nozzles (102) are fixedly connected to one side surface of the material suction body (1), and the suction nozzles (102) are communicated with the material suction ports (101);
the suction nozzle type air valve comprises a valve body (2), wherein one end of the valve body (2) is fixedly connected with a suction nozzle (102), and the peripheral side surface of the valve body (2) is connected with compressed air; the compressed air flows in from the periphery of the valve body (2) and flows out from one end of the valve body (2) far away from the suction nozzle (102), and negative pressure is generated in the suction nozzle (102).
2. The negative pressure generating device and the color selector as claimed in claim 1, wherein the suction nozzle (102) is provided with external threads (1021) on the periphery, and one end of the valve body (2) is in threaded connection with the suction nozzle (102).
3. The negative pressure generating device and the color selector as claimed in claim 1, wherein a tapered flow guide head (1022) is arranged at one end of the suction nozzle (102) far away from the suction body, and the inner wall of the valve body (2) is in clearance fit with the tapered flow guide head (1022).
4. A negative pressure generating device according to claim 3, characterized in that the valve body (2) is provided with a threaded hole (201) on the peripheral side, the valve body (2) is connected with compressed air through an air pipe connector (3), and one end of the air pipe connector (3) is in threaded connection with the threaded hole (201);
the threaded hole (201) is aligned with the peripheral side surface of the conical flow guide head (1022).
5. A negative pressure generating apparatus according to claim 3, wherein the peripheral side surface of the suction nozzle (102) is provided with a sealing ring mounting groove (1023) at an end near the tapered flow guide head (1022), and the sealing ring mounting groove (1023) is fitted with a sealing ring.
6. The negative pressure generating device as claimed in any one of claims 1 to 5, wherein suction nozzles (102) are fixedly connected to both sides of the suction body (1), and the suction nozzles (102) on both sides of the suction body (1) are arranged in a staggered manner.
7. A color sorter comprises a conveying track line (4), a material identification system (5) and a discharge port (6), and is characterized by further comprising a negative pressure generating device (7) according to any one of claims 1 to 6, wherein the material identification system (5) is fixedly installed on the conveying track line (4), the discharge port (6) is fixedly installed at one end of the conveying track line (4), and the negative pressure generating device (7) is fixedly installed on the upper surface of one end, close to the discharge port (6), of the conveying track line (4).
8. A color sorter as claimed in claim 7, further comprising a filter (8) for filtering moisture in the compressed air, the filter (8) being mounted on the conveyor track (4), the filter (8) being connected to the air pipe connection (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210531006.6A CN114669513A (en) | 2022-05-16 | 2022-05-16 | Negative pressure generating device and color sorter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210531006.6A CN114669513A (en) | 2022-05-16 | 2022-05-16 | Negative pressure generating device and color sorter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114669513A true CN114669513A (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210531006.6A Pending CN114669513A (en) | 2022-05-16 | 2022-05-16 | Negative pressure generating device and color sorter |
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| Country | Link |
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| CN (1) | CN114669513A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200396089Y1 (en) * | 2005-06-27 | 2005-09-15 | 주식회사 신양엔지니어링 | Exhaustion device using compressed air |
| EP1752399A1 (en) * | 2005-08-12 | 2007-02-14 | J. Wagner AG | Device and method for conveying powder material |
| CN101829657A (en) * | 2010-05-14 | 2010-09-15 | 合肥美亚光电技术有限责任公司 | Powder color sorter |
| CN205471644U (en) * | 2016-04-07 | 2016-08-17 | 朗锐包装技术（沧州）有限公司 | Vacuum material suction device |
| CN210084438U (en) * | 2019-05-28 | 2020-02-18 | 浙江爱科乐环保有限公司 | Simple air conveying device |
| CN215478339U (en) * | 2021-04-13 | 2022-01-11 | 湖南宏工智能科技有限公司 | Negative pressure material feeding unit |
-
2022
- 2022-05-16 CN CN202210531006.6A patent/CN114669513A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200396089Y1 (en) * | 2005-06-27 | 2005-09-15 | 주식회사 신양엔지니어링 | Exhaustion device using compressed air |
| EP1752399A1 (en) * | 2005-08-12 | 2007-02-14 | J. Wagner AG | Device and method for conveying powder material |
| CN101829657A (en) * | 2010-05-14 | 2010-09-15 | 合肥美亚光电技术有限责任公司 | Powder color sorter |
| CN205471644U (en) * | 2016-04-07 | 2016-08-17 | 朗锐包装技术（沧州）有限公司 | Vacuum material suction device |
| CN210084438U (en) * | 2019-05-28 | 2020-02-18 | 浙江爱科乐环保有限公司 | Simple air conveying device |
| CN215478339U (en) * | 2021-04-13 | 2022-01-11 | 湖南宏工智能科技有限公司 | Negative pressure material feeding unit |
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Address after: 230000 No.43 Yulan Avenue, Taohua Town, Feixi County, Hefei City, Anhui Province Applicant after: ANHUI ZHONGKE OPTIC-ELECTRONIC COLOR SORTER MACHINERY Co.,Ltd. Address before: 230000 No. 43, Yulan Avenue, Hefei high tech Development Zone, Hefei City, Anhui Province Applicant before: ANHUI ZHONGKE OPTIC-ELECTRONIC COLOR SORTER MACHINERY Co.,Ltd. |