CN110960939A - Telescopic respirator - Google Patents
Telescopic respirator Download PDFInfo
- Publication number
- CN110960939A CN110960939A CN201911382172.9A CN201911382172A CN110960939A CN 110960939 A CN110960939 A CN 110960939A CN 201911382172 A CN201911382172 A CN 201911382172A CN 110960939 A CN110960939 A CN 110960939A
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- China
- Prior art keywords
- annular
- filter screen
- plate
- sliding plate
- shell
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/4227—Manipulating filters or filter elements, e.g. handles or extracting tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a telescopic respirator, which comprises a shell, a closed telescopic pipe, an elastic filter screen, an adjusting assembly and a partition plate, wherein the shell is provided with a plurality of telescopic holes; the structure of the traditional respirator is changed, the guide threaded cylinder is rotated on the guide threaded cylinder through the guide threaded column, so that the guide threaded cylinder is driven to stretch and move up and down, the sliding plate is driven to move up and down, the elastic filter screen is driven to stretch up and down through the sliding plate, and when the upper end of the elastic filter screen is driven to move up through the sliding plate, the elastic filter screen is stretched, so that the pores on the elastic filter screen are enlarged, the air flow is accelerated, and the diameter of filterable particles is increased; when the upper end of the elastic filter screen is moved downwards by the sliding plate, the elastic filter screen can be compressed, so that the pores on the elastic filter screen are reduced, the flow rate of air flow is reduced, the diameter of filterable particles is reduced, the adjustment of adaptation can be carried out, and the operation efficiency is higher.
Description
Technical Field
The invention relates to a telescopic respirator.
Background
The respirator is generally installed on the crushing chamber or pipeline of the crusher and used for exhausting gas, filtering dust and reducing dust pollution of the external environment, but the existing respirator generally installs a cylindrical filter body in the shell, and achieves the purpose of filtering after the air flow passes through the cylindrical filter body, but the filtering structure can not adjust the filtering precision generally, and different filtering pores are required to be adjusted according to different sizes of impurity particles, so that the purpose of efficient filtering is achieved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the problems that: a filtering efficient telescoping respirator is provided.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a telescopic respirator comprises a shell, a closed telescopic pipe, an elastic filter screen, an adjusting component and a partition plate; an air inlet pipe is arranged at the upper end of the shell; a filter cavity is arranged inside the shell; the partition plate is arranged at the upper end of the inside of the shell; the upper end of the partition plate is provided with an air inlet cavity; the periphery of the partition plate is provided with upper annular air vents; the adjusting component comprises a sliding plate, a guide thread cylinder, a guide thread column, a positioning plate and a lower sealing telescopic pipe; the sliding plate and the positioning plate are respectively arranged in the shell up and down; the sliding plate is positioned below the partition plate; a telescopic cavity is arranged between the partition plate and the sliding plate; the air inlet cavity is communicated with the telescopic cavity through an upper annular air vent of the partition plate; a closed telescopic pipe is arranged in the middle between the partition plate and the sliding plate; the outer sides of the periphery of the sliding plate are arranged on the inner wall of the shell in a vertically sliding mode; the outer sides of the periphery of the positioning plate are fixedly arranged at the lower end in the shell; an elastic filter screen is arranged in the middle between the sliding plate and the positioning plate; the lower sealing telescopic pipe is arranged on the outer side of the periphery of the elastic filter screen and is positioned between the sliding plate and the positioning plate; an annular vent groove is arranged between the lower sealing telescopic pipe and the elastic filter screen; the sliding plate is provided with a lower annular vent hole which is positioned around the upper end of the annular vent groove; the telescopic cavity is communicated with the annular vent groove through a lower annular vent hole on the sliding plate; an annular adjusting groove is arranged between the lower sealing telescopic pipe and the inner wall of the shell; two sides of the annular adjusting groove are respectively provided with a guide thread cylinder and a guide thread column; the upper end of the guide threaded cylinder is arranged on the lower end surface of the sliding plate, and the lower end of the guide threaded column is arranged on the upper end surface of the positioning plate; the upper end of the guide threaded column is in threaded connection with the inner part of the lower end of the guide threaded cylinder; the lower end of the guide threaded column is rotationally clamped on the upper end surface of the positioning plate; an exhaust pipe is arranged in the middle of the lower end of the positioning plate; the upper end of the exhaust pipe is communicated with the interior of the elastic filter screen, and the lower end of the exhaust pipe extends to the outer side of the lower end of the shell.
Furthermore, the upper end surface of the partition plate is of an upward-bulging arc-shaped structure.
Furthermore, two sides of the annular adjusting groove are provided with adjusting gaps.
Furthermore, the elastic filter screen is of an annular cylinder structure.
Furthermore, sliding grooves are formed in the periphery of the inner wall of the shell; the outer sides of the periphery of the sliding plate are in sliding contact with the sliding groove of the shell.
Furthermore, the closed extension tube is made of a corrugated tube material.
Further, the device also comprises an upper sealing telescopic pipe; the upper sealing telescopic pipe is arranged at the outer side of the periphery of the closed telescopic pipe; the upper end of the upper sealing telescopic pipe is connected to the periphery of the lower end face of the partition plate, and the upper end of the upper sealing telescopic pipe is positioned on the outer side of the periphery of the upper annular air vent; the lower end of the upper sealing telescopic pipe is connected to the periphery of the upper end face of the sliding plate, and the lower end of the upper sealing telescopic pipe is positioned on the outer side of the periphery of the lower annular air vent.
Furthermore, an annular discharge groove is formed in the positioning plate; the annular discharge groove is positioned below the annular vent groove between the lower sealing telescopic pipe and the elastic filter screen; the annular discharge groove is provided with an opening and closing ring body.
Furthermore, the elastic filter screen is spandex filter screen yarn.
The invention has the advantages of
The structure of the traditional respirator is changed, the guide threaded cylinder is rotated on the guide threaded cylinder through the guide threaded column, so that the guide threaded cylinder is driven to stretch and move up and down, the sliding plate is driven to move up and down, the elastic filter screen is driven to stretch up and down through the sliding plate, and when the upper end of the elastic filter screen is driven to move up through the sliding plate, the elastic filter screen is stretched, so that the pores on the elastic filter screen are enlarged, the air flow is accelerated, and the diameter of filterable particles is increased; when the upper end of the elastic filter screen is moved downwards by the sliding plate, the elastic filter screen can be compressed, so that the pores on the elastic filter screen are reduced, the flow rate of air flow is reduced, the diameter of filterable particles is reduced, the adjustment of adaptation can be carried out, and the operation efficiency is higher.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, a telescopic respirator comprises a shell 1, a closed extension tube 2, an elastic filter screen 6, an adjusting component 4 and a partition plate 3; an air inlet pipe 11 is arranged at the upper end of the shell 1; a filter cavity is arranged in the shell 1; the partition plate 3 is arranged at the upper end of the interior of the shell 1; the upper end of the partition plate 3 is provided with an air inlet cavity 12; the periphery of the partition plate 3 is provided with an upper annular vent 31; the adjusting component 4 comprises a sliding plate 41, a guide threaded cylinder 44, a guide threaded column 45, a positioning plate 43 and a lower sealing telescopic pipe 42; the sliding plate 41 and the positioning plate 43 are respectively arranged in the shell 1 from top to bottom; the sliding plate 41 is positioned below the partition plate 3; a telescopic cavity 13 is arranged between the partition plate 41 and the sliding plate; the air inlet cavity 12 is communicated with the telescopic cavity 13 through an upper annular vent 31 of the partition plate 3; a closed extension tube 2 is arranged in the middle between the partition plate 3 and the sliding plate 41; the outer sides of the periphery of the sliding plate 41 are arranged on the inner wall of the shell 1 in a vertically sliding mode; the outer sides of the periphery of the positioning plate 43 are fixedly arranged at the lower end in the shell 1; the elastic filter screen 6 is arranged in the middle between the sliding plate 41 and the positioning plate 43; the lower sealing telescopic pipe 42 is arranged on the outer side of the periphery of the elastic filter screen 6 and is positioned between the sliding plate 41 and the positioning plate 43; an annular vent groove 14 is arranged between the lower sealing extension tube 42 and the elastic filter screen 6; the sliding plate 41 is provided with a lower annular vent 411, and the lower annular vent 411 is positioned around the upper end of the annular vent groove 14; the telescopic cavity 13 is communicated with the annular vent groove 14 through a lower annular vent hole 411 on the sliding plate 41; an annular adjusting groove 15 is arranged between the lower sealing telescopic pipe 42 and the inner wall of the shell 1; a guide thread cylinder 44 and a guide thread column 45 are respectively arranged on two sides of the annular adjusting groove 15; the upper end of the guide screw cylinder 44 is arranged on the lower end surface of the sliding plate 41, and the lower end of the guide screw column 45 is arranged on the upper end surface of the positioning plate 43; the upper end of the guide thread column 45 is in threaded connection with the inner part of the lower end of the guide thread cylinder 44; the lower end of the guide threaded column 45 is rotationally clamped on the upper end surface of the positioning plate 43; the middle of the lower end of the positioning plate 43 is provided with an exhaust pipe 16; the upper end of the exhaust pipe 16 is communicated with the interior of the elastic filter screen 6, and the lower end of the exhaust pipe 16 extends to the outer side of the lower end of the shell 1. The lower part of the positioning plate 43 forms a material collecting cavity with the shell and the outer side of the periphery of the exhaust pipe 16.
As shown in fig. 1 and 2, it is further preferable that the upper end surface of the partition plate 3 has an upwardly-bulged arc structure. Further, two sides of the annular adjusting groove 15 are provided with adjusting notches 151. Furthermore, the elastic filter screen 6 is in an annular cylinder structure. Furthermore, sliding grooves 17 are formed in the periphery of the inner wall of the shell 1; the outer sides of the four sides of the slide plate 41 are in slide contact with the slide groove 17 of the housing 1. Further, the closed extension tube 2 is made of a corrugated tube material. Further, the device also comprises an upper sealing telescopic pipe 5; the upper sealing telescopic pipe 5 is arranged at the outer side of the periphery of the closed telescopic pipe 2; the upper end of the upper sealing telescopic pipe 5 is connected to the periphery of the lower end face of the partition plate 3, and the upper end of the upper sealing telescopic pipe 5 is positioned on the outer side of the periphery of the upper annular vent 31; the lower end of the upper sealing telescopic pipe 5 is connected to the periphery of the upper end face of the sliding plate 41, and the lower end of the upper sealing telescopic pipe 5 is positioned at the outer side of the periphery of the lower annular air vent 411. Further, an annular discharge groove 431 is formed in the positioning plate 43; the annular discharge groove 431 is positioned below the annular vent groove 14 between the lower sealing extension tube 42 and the elastic filter screen 6; an opening and closing ring body 431 is arranged on the annular discharge groove 431, and the opening and closing ring body 431 can be made of rubber materials. Furthermore, the elastic filter screen 6 is spandex filter screen yarn.
The air flow path of the invention is as follows: the air inlet pipe 11, the air inlet cavity 12, the upper annular air vent 31, the telescopic cavity 13, the lower annular air vent 411, the annular air vent groove 14, the elastic filter screen 6 and the exhaust pipe 16.
The structure of the traditional respirator is changed, the guide threaded cylinder 44 is driven to stretch and move up and down by the rotation of the guide threaded column 45 on the guide threaded cylinder 44, so that the sliding plate 41 is driven to move up and down, the elastic filter screen 6 is driven to stretch up and down by the sliding plate 41, and when the sliding plate 41 drives the upper end of the elastic filter screen 6 to move up, the elastic filter screen 6 is stretched, so that the pores on the elastic filter screen 6 are enlarged, the flow of air flow is accelerated, and the diameter of filterable particles is increased; when the sliding plate 41 drives the upper end of the elastic filter screen 6 to move downwards, the elastic filter screen 6 is compressed, so that the pores on the elastic filter screen 6 become smaller, the flow rate of the air flow is reduced, the diameter of the filterable particles is reduced, the adjustment can be performed adaptively, and the operation efficiency is higher.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. A telescopic respirator is characterized by comprising a shell, a closed telescopic pipe, an elastic filter screen, an adjusting component and a partition plate; an air inlet pipe is arranged at the upper end of the shell; a filter cavity is arranged inside the shell; the partition plate is arranged at the upper end of the inside of the shell; the upper end of the partition plate is provided with an air inlet cavity; the periphery of the partition plate is provided with upper annular air vents; the adjusting component comprises a sliding plate, a guide thread cylinder, a guide thread column, a positioning plate and a lower sealing telescopic pipe; the sliding plate and the positioning plate are respectively arranged in the shell up and down; the sliding plate is positioned below the partition plate; a telescopic cavity is arranged between the partition plate and the sliding plate; the air inlet cavity is communicated with the telescopic cavity through an upper annular air vent of the partition plate; a closed telescopic pipe is arranged in the middle between the partition plate and the sliding plate; the outer sides of the periphery of the sliding plate are arranged on the inner wall of the shell in a vertically sliding mode; the outer sides of the periphery of the positioning plate are fixedly arranged at the lower end in the shell; an elastic filter screen is arranged in the middle between the sliding plate and the positioning plate; the lower sealing telescopic pipe is arranged on the outer side of the periphery of the elastic filter screen and is positioned between the sliding plate and the positioning plate; an annular vent groove is arranged between the lower sealing telescopic pipe and the elastic filter screen; the sliding plate is provided with a lower annular vent hole which is positioned around the upper end of the annular vent groove; the telescopic cavity is communicated with the annular vent groove through a lower annular vent hole on the sliding plate; an annular adjusting groove is arranged between the lower sealing telescopic pipe and the inner wall of the shell; two sides of the annular adjusting groove are respectively provided with a guide thread cylinder and a guide thread column; the upper end of the guide threaded cylinder is arranged on the lower end surface of the sliding plate, and the lower end of the guide threaded column is arranged on the upper end surface of the positioning plate; the upper end of the guide threaded column is in threaded connection with the inner part of the lower end of the guide threaded cylinder; the lower end of the guide threaded column is rotationally clamped on the upper end surface of the positioning plate; an exhaust pipe is arranged in the middle of the lower end of the positioning plate; the upper end of the exhaust pipe is communicated with the interior of the elastic filter screen, and the lower end of the exhaust pipe extends to the outer side of the lower end of the shell.
2. The respirator of claim 1, wherein the upper end surface of the divider plate is in an upwardly convex arcuate configuration.
3. The respirator of claim 1, wherein the annular adjustment groove is provided with adjustment notches on both sides.
4. The respirator of claim 1, wherein the resilient filter web is in the form of an annular cylinder.
5. The telescopic respirator of claim 1, wherein the inner wall of the housing is provided with a sliding groove around the inner wall; the outer sides of the periphery of the sliding plate are in sliding contact with the sliding groove of the shell.
6. The respirator of claim 1, wherein the closed bellows is made of a bellows material.
7. The retractable respirator of claim 1, further comprising an upper sealing bellows; the upper sealing telescopic pipe is arranged at the outer side of the periphery of the closed telescopic pipe; the upper end of the upper sealing telescopic pipe is connected to the periphery of the lower end face of the partition plate, and the upper end of the upper sealing telescopic pipe is positioned on the outer side of the periphery of the upper annular air vent; the lower end of the upper sealing telescopic pipe is connected to the periphery of the upper end face of the sliding plate, and the lower end of the upper sealing telescopic pipe is positioned on the outer side of the periphery of the lower annular air vent.
8. The telescopic respirator of claim 1, wherein the positioning plate is provided with an annular discharge groove; the annular discharge groove is positioned below the annular vent groove between the lower sealing telescopic pipe and the elastic filter screen; the annular discharge groove is provided with an opening and closing ring body.
9. The respirator of claim 1, wherein the elastic filter web is a spandex filter screen gauze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911382172.9A CN110960939A (en) | 2019-12-27 | 2019-12-27 | Telescopic respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911382172.9A CN110960939A (en) | 2019-12-27 | 2019-12-27 | Telescopic respirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110960939A true CN110960939A (en) | 2020-04-07 |
Family
ID=70037045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911382172.9A Pending CN110960939A (en) | 2019-12-27 | 2019-12-27 | Telescopic respirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110960939A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113648556A (en) * | 2021-07-29 | 2021-11-16 | 江苏海拓科技有限公司 | Floating adjustment type self-suction respirator |
| CN114887183A (en) * | 2022-07-13 | 2022-08-12 | 深圳市亿康医疗技术有限公司 | Gas filtering device and inhalation anesthesia machine |
| CN115920616A (en) * | 2022-12-16 | 2023-04-07 | 扬州嘉明环保科技有限公司 | Flue gas desulfurization tower for recovering sulfur dioxide |
| CN116077848A (en) * | 2023-02-27 | 2023-05-09 | 江苏海拓科技有限公司 | Double-deck floating filter type respirator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203750706U (en) * | 2014-04-16 | 2014-08-06 | 河北科技大学 | Quick separating dehydrator |
| CN206121377U (en) * | 2016-10-26 | 2017-04-26 | 粉瑞得制药设备（上海）有限公司 | Respirator |
| CN207342382U (en) * | 2017-08-19 | 2018-05-11 | 上海成东科技有限公司 | Evaporator automatically controls respirator |
-
2019
- 2019-12-27 CN CN201911382172.9A patent/CN110960939A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203750706U (en) * | 2014-04-16 | 2014-08-06 | 河北科技大学 | Quick separating dehydrator |
| CN206121377U (en) * | 2016-10-26 | 2017-04-26 | 粉瑞得制药设备（上海）有限公司 | Respirator |
| CN207342382U (en) * | 2017-08-19 | 2018-05-11 | 上海成东科技有限公司 | Evaporator automatically controls respirator |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113648556A (en) * | 2021-07-29 | 2021-11-16 | 江苏海拓科技有限公司 | Floating adjustment type self-suction respirator |
| CN114887183A (en) * | 2022-07-13 | 2022-08-12 | 深圳市亿康医疗技术有限公司 | Gas filtering device and inhalation anesthesia machine |
| CN115920616A (en) * | 2022-12-16 | 2023-04-07 | 扬州嘉明环保科技有限公司 | Flue gas desulfurization tower for recovering sulfur dioxide |
| CN115920616B (en) * | 2022-12-16 | 2023-09-05 | 扬州嘉明环保科技有限公司 | Flue gas desulfurization tower for recycling sulfur dioxide |
| CN116077848A (en) * | 2023-02-27 | 2023-05-09 | 江苏海拓科技有限公司 | Double-deck floating filter type respirator |
| CN116077848B (en) * | 2023-02-27 | 2023-10-20 | 江苏海拓科技有限公司 | Double-deck floating filter type respirator |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200407 |
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| RJ01 | Rejection of invention patent application after publication |