CN109289350A - Ultra-clean discharge low-resistance is blown high-efficiency environment friendly deduster without pipe - Google Patents
Ultra-clean discharge low-resistance is blown high-efficiency environment friendly deduster without pipe Download PDFInfo
- Publication number
- CN109289350A CN109289350A CN201710610758.0A CN201710610758A CN109289350A CN 109289350 A CN109289350 A CN 109289350A CN 201710610758 A CN201710610758 A CN 201710610758A CN 109289350 A CN109289350 A CN 109289350A
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- Prior art keywords
- groups
- work box
- pipe
- limit
- ultra
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000002627 tracheal intubation Methods 0.000 claims abstract description 16
- 244000144985 peep Species 0.000 claims abstract description 11
- 238000007664 blowing Methods 0.000 claims description 16
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
Classifications
-
- 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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
-
- 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
- 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
- B01D46/4254—Allowing or improving visual supervision, e.g. lamps, transparent parts, windows
-
- 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
- B01D46/44—Auxiliary equipment or operation thereof controlling filtration
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cleaning In General (AREA)
Abstract
The present invention relates to the technical fields of dedusting auxiliary equipment, are blown high-efficiency environment friendly deduster without pipe more particularly to a kind of ultra-clean discharge low-resistance, work box height can need to be adjusted according to user, improve its adaptability；And what be can be convenient inside its working chamber observe, and improves its use reliability；And work box rotation is more convenient, so that reducing it uses limitation；Including work box, dust-removal cloth-bag, bottom plate and four pack supports, it is provided with working chamber in work box, feed pipe is provided with and communicated on the right side of work box, is provided with and communicated with discharge nozzle on the left of work box；Four pack supports include inserting column, intubation, limited post, two groups of limit springs and two groups of limited blocks；It is provided with and communicated with peep hole on work box side wall, is provided with transparent baffle at peep hole, further includes rotating bar, Rotational Cylindrical, band moving axis and bristle；It further include shaft, two groups of pillars and two groups of pulleys, bottom plate top is provided with placing groove, is provided with ball bearing in placing groove.
Description
Technical field
The present invention relates to the technical fields of dedusting auxiliary equipment, spray more particularly to a kind of ultra-clean discharge low-resistance without pipe
Blow high-efficiency environment friendly deduster.
Background technique
It is well known that ultra-clean discharge low-resistance is that one kind is used in daily life without pipe blowing high-efficiency environment friendly deduster, powder
The auxiliary device that dirt is separated from gas is widely used in a variety of applications in the field of dedusting；It is existing ultra-clean
Discharge low-resistance includes work box, dust-removal cloth-bag, bottom plate and four pack supports, setting in work box without pipe blowing high-efficiency environment friendly deduster
There is working chamber, dust-removal cloth-bag is mounted in working chamber, feed pipe is provided with and communicated on the right side of work box, connection setting on the left of work box
Have discharge nozzle, work box is mounted on bottom plate, the top of four pack supports respectively with bottom plate bottom end front left side, forward right side, left rear side
It is connected with right lateral side；Existing ultra-clean discharge low-resistance without pipe be blown high-efficiency environment friendly deduster in use, gas under given conditions
Working chamber is entered to by feed pipe, and gas is discharged to its dust removal by filtration, then by discharge nozzle by dust-removal cloth-bag；
Existing ultra-clean discharge low-resistance is blown in the use of high-efficiency environment friendly deduster without pipe and finds, work box height is fixed, cannot basis
User needs to be adjusted, and causes its adaptability poor；And it can not easily be observed inside its working chamber, lead to it
Use reliability is poor；And work box can not facilitate rotation, and it is higher using limitation so as to cause it.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of its work box height can adjust according to user
Section, improves its adaptability；And what be can be convenient inside its working chamber observe, and improves its use reliability；And work
It is more convenient to make case rotation, uses the ultra-clean discharge low-resistance of limitation to be blown high-efficiency environment friendly deduster without pipe to reduce it.
Ultra-clean discharge low-resistance of the invention without pipe be blown high-efficiency environment friendly deduster, including work box, dust-removal cloth-bag, bottom plate and
Four pack supports are provided with working chamber in work box, and dust-removal cloth-bag is mounted in working chamber, are provided with and communicated with charging on the right side of work box
Pipe, work box left side are provided with and communicated with discharge nozzle；Four pack supports include inserting column, intubation, limited post, two groups of limit springs and two
Group limited block, inserting column bottom end are inserted into inside intubation top, and limit chamber is provided in inserting column, is divided on inserting column left side wall and right side wall
It is not provided with left through-hole and right through-hole, is intubated left side wall and right side wall is longitudinally respectively arranged with multiple left limit holes and multiple right limits
Position hole, limited post are mounted on downside wall in limit chamber, and two groups of limit springs are respectively positioned in limit chamber, one end of two groups of limit springs
It is connect with limited post left and right side, one end of two groups of limited blocks is mounted on the other end of two groups of limit springs, two groups of limited blocks
The other end pass through left through-hole and right through-hole, and the other end of two groups of limited blocks is inserted into one in multiple left limit holes respectively
In a right limit hole in a left limit hole and multiple right limit holes；Peep hole is provided with and communicated on work box side wall, and
It is provided with transparent baffle at peep hole, further includes rotating bar, Rotational Cylindrical, band moving axis and bristle, rotating bar is located at work box
Outside, band moving axis and bristle are respectively positioned in working chamber, and one end of Rotational Cylindrical is connect with rotating bar, and the other end of Rotational Cylindrical passes through saturating
Bright baffle is simultaneously stretched to drive axis connection in working chamber, and bristle is mounted on band moving axis, and bristle is adjacent to transparent baffle；Also
Including shaft, two groups of pillars and two groups of pulleys, bottom plate top is provided with placing groove, and ball bearing is provided in placing groove,
Shaft bottom end is inserted into inside ball bearing, and shaft top is connect with work box bottom end, the top of two groups of pillars respectively with work
The connection of bottom end left and right side, two groups of pulleys are separately mounted to the lower section of two groups of pillars, and the bottom end of two groups of pulleys is and bottom
The tip contact of plate.
Ultra-clean discharge low-resistance of the invention is blown high-efficiency environment friendly deduster without pipe, is provided with blowing device in working chamber, sprays
Blowing apparatus includes gas bag, gas bag support and multiple groups pulse valve, and multiple groups pulse valve is installed in above gas bag, and gas bag is mounted on gas bag
The top of bracket, gas bag bottom end are vertically provided with the injection tube of multiple groups parallel connection, are all provided in multiple groups injection tube to dustproof cloth bag direction
Set several fumaroles.
Ultra-clean discharge low-resistance of the invention is blown high-efficiency environment friendly deduster without pipe, further includes four groups of cushions, four groups of bufferings
Pad is separately mounted to bottom plate bottom end front left side, forward right side, left rear side and right lateral side, the top of four groups of inserting columns respectively with four groups of bufferings
The bottom end of pad connects.
Ultra-clean discharge low-resistance of the invention is blown high-efficiency environment friendly deduster without pipe, and work box front side wall is provided with and communicated with cleaning
Mouthful, and door is provided at clean-up port, handle is provided on front side of door.
Ultra-clean discharge low-resistance of the invention is blown high-efficiency environment friendly deduster without pipe, and the bottom end of four groups of intubations is provided with rolling
Wheel, and reinforcing rib is provided between two adjacent groups intubation.
Compared with prior art the invention has the benefit that by above-mentioned setting, four groups of inserting columns and four groups can be passed through
The cooperation of intubation carries out the vertical adjustment of bracket, only needs to press two groups of limited blocks inwardly when adjusting, makes two groups of limited blocks
It is drilled out from left limit hole and right limit hole, thus facilitate the longitudinal movement of inserting column, and two groups of limited blocks are in two groups of limits after adjusting
It is crept into left limit hole and right limit hole under the action of spring, reaches fixed effect, allow its work box height according to user
It needs to be adjusted, improves its adaptability；And can be made by the transparent baffle at peep hole inside its working chamber can be with
It is easily observed, improves its use reliability, and drive bristle to carry out it by rotating bar when transparent baffle is dirty
Cleaning improves practicability；And can make work box rotation more convenient by rotating shaft, and can by two groups of pillars and
Two groups of pulley auxiliary shaft rotations, to reduce it using limitation and improve reliability.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is transparent baffle, rotating bar, Rotational Cylindrical, the structural schematic diagram connected with moving axis with bristle；
Fig. 3 is the schematic diagram of internal structure of bracket；
Fig. 4 is the structural schematic diagram of blowing device；
Fig. 5 is the side view of blowing device；
It is attached marked in the figure: 1, work box；2, bottom plate；3, inserting column；4, it is intubated；5, limited post；6, limit spring；7, limited block；8,
Left limit hole；9, transparent baffle；10, rotating bar；11, Rotational Cylindrical；12, band moving axis；13, bristle；14, shaft；15, pillar；16,
Pulley；17, ball bearing；18, gas bag；19, gas bag support；20, pulse valve；21, injection tube；22, fumarole；23, cushion；
24, door；25, handle；26, idler wheel；27, reinforcing rib；28, feed pipe；29, discharge nozzle.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
As shown in Figures 1 to 5, ultra-clean discharge low-resistance of the invention is blown high-efficiency environment friendly deduster, including work box without pipe
1, dust-removal cloth-bag, bottom plate 2 and four pack supports are provided with working chamber in work box, and dust-removal cloth-bag is mounted in working chamber, work box
Right side is provided with and communicated with feed pipe 28, is provided with and communicated with discharge nozzle 29 on the left of work box；Four pack supports include inserting column 3, intubation
4,5, two groups of limit springs 6 of limited post and two groups of limited blocks 7, inserting column bottom end are inserted into inside intubation top, are provided in inserting column
Limit chamber is respectively arranged with left through-hole and right through-hole on inserting column left side wall and right side wall, is intubated left side wall and right side wall longitudinally point
It is not provided with multiple left limit holes 8 and multiple right limit holes, limited post is mounted on downside wall in limit chamber, and two groups of limit springs are equal
In limit chamber, one end of two groups of limit springs is connect with limited post left and right side, and one end of two groups of limited blocks is mounted on
The other end of two groups of limit springs, the other ends of two groups of limited blocks pass through left through-hole and right through-hole, and two groups of limited blocks is another
One end is inserted into respectively in a right limit hole in a left limit hole in multiple left limit holes and multiple right limit holes；
It is provided with and communicated with peep hole on work box side wall, and is provided with transparent baffle 9 at peep hole, further includes rotating bar 10, rotation
Column 11, band moving axis 12 and bristle 13, rotating bar are located at the outside of work box, and band moving axis and bristle are respectively positioned in working chamber, rotate
One end of column is connect with rotating bar, and the other end of Rotational Cylindrical passes through transparent baffle and stretches in working chamber and drive axis connection,
Bristle is mounted on band moving axis, and bristle is adjacent to transparent baffle；It further include 14, two groups of pillars 15 of shaft and two groups of pulleys 16,
Bottom plate top is provided with placing groove, and ball bearing 17 is provided in placing groove, and shaft bottom end is inserted into inside ball bearing,
Shaft top is connect with work box bottom end, and the top of two groups of pillars is connect with work box bottom end left and right side respectively, two groups of cunnings
Wheel is separately mounted to the lower sections of two groups of pillars, and the bottom end of two groups of pulleys with the tip contact of bottom plate；It, can by above-mentioned setting
The vertical adjustment that bracket is carried out with the cooperation by four groups of inserting columns and four groups of intubations, only needs to press two groups inwardly when adjusting
Limited block drills out two groups of limited blocks from left limit hole and right limit hole, thus facilitate the longitudinal movement of inserting column, and two after adjusting
Group limited block is crept into left limit hole and right limit hole under the action of two groups of limit springs, is reached fixed effect, is made its work
Case height can need to be adjusted according to user, improve its adaptability；And the transparent baffle at peep hole can be passed through
Make to can be convenient inside its working chamber observe, and improves its use reliability, and pass through rotation when transparent baffle is dirty
Bar drives bristle to clear up it, improves practicability；And work box rotation can be made more convenient by rotating shaft, and
Shaft rotation can be assisted by two groups of pillars and two groups of pulleys, to reduce it using limitation and improve reliability.
Ultra-clean discharge low-resistance of the invention is blown high-efficiency environment friendly deduster without pipe, is provided with blowing device in working chamber, sprays
Blowing apparatus includes gas bag 18, gas bag support 19 and multiple groups pulse valve 20, and multiple groups pulse valve is installed in above gas bag, gas bag installation
On the top of gas bag support, gas bag bottom end is vertically provided with the injection tube 21 of multiple groups parallel connection, to dustproof cloth bag in multiple groups injection tube
Direction is respectively provided with several fumaroles 22；By above-mentioned setting, due to not setting injection tube above cloth bag, so that blowing gas stroke
Short, the resistance of ducting that blowing gas is subject to is small, reduces blower power consumption, while improving blowing efficiency.
Ultra-clean discharge low-resistance of the invention is blown high-efficiency environment friendly deduster without pipe, further includes four groups of cushions 23, and four groups slow
Punching pad is separately mounted to bottom plate bottom end front left side, forward right side, left rear side and right lateral side, and the top of four groups of inserting columns is slow with four groups respectively
The bottom end connection of punching pad；By above-mentioned setting, four pack supports can be buffered by four groups of cushions, improve reliability.
Ultra-clean discharge low-resistance of the invention is blown high-efficiency environment friendly deduster without pipe, and work box front side wall is provided with and communicated with cleaning
Mouthful, and door 24 is provided at clean-up port, handle 25 is provided on front side of door；By above-mentioned setting, clean-up port can be passed through
It is convenient that maintenance and cleaning is carried out to working chamber inside, improve reliability.
Ultra-clean discharge low-resistance of the invention is blown high-efficiency environment friendly deduster without pipe, and the bottom end of four groups of intubations is provided with idler wheel
26, and reinforcing rib 27 is provided between two adjacent groups intubation；It by above-mentioned setting, can be moved easily, and mentioned by idler wheel
High reinforcing rib improves stability.
Ultra-clean discharge low-resistance of the invention is blown high-efficiency environment friendly deduster without pipe, at work, can be inserted by four groups
The cooperation of column and four groups of intubations carries out the vertical adjustment of bracket, only needs to press two groups of limited blocks inwardly when adjusting, makes two
Group limited block is drilled out from left limit hole and right limit hole, thus facilitate the longitudinal movement of inserting column, and two groups of limited blocks exist after adjusting
It is crept into left limit hole and right limit hole under the action of two groups of limit springs, reaches fixed effect, make its work box height can be with
It needs to be adjusted according to user, improves its adaptability；And its working chamber can be made by the transparent baffle at peep hole
What inside can be convenient observe, and improves its use reliability, and drive bristle by rotating bar when transparent baffle is dirty
It is cleared up, practicability is improved；And work box rotation can be made more convenient by rotating shaft, and two can be passed through
Group pillar and two groups of pulley auxiliary shaft rotations, to reduce it using limitation and improve reliability；Not due to cloth bag top
If injection tube, so that blowing gas stroke is short, the resistance of ducting that blowing gas is subject to is small, reduces blower power consumption, mentions simultaneously
High blowing efficiency；Four pack supports can be buffered by four groups of cushions, improve reliability；It can be by clean-up port side
Just maintenance and cleaning is carried out to working chamber inside, improves reliability；It can be moved easily by idler wheel, and improve reinforcing rib and improve surely
It is qualitative.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications, these improvements and modifications can also be made
Also it should be regarded as protection scope of the present invention.
Claims (5)
1. ultra-clean discharge low-resistance is blown high-efficiency environment friendly deduster, including work box (1), dust-removal cloth-bag, bottom plate (2) and four groups without pipe
Bracket is provided with working chamber in work box (1), and dust-removal cloth-bag is mounted in working chamber, be provided with and communicated on the right side of work box (1) into
Expects pipe (28), work box (1) left side are provided with and communicated with discharge nozzle (29)；It is characterized in that, four pack supports include inserting column (3),
Intubation (4), limited post (5), two groups of limit springs (6) and two groups of limited blocks (7), inserting column (3) bottom end are inserted into intubation (4) top
Inside, inserting column (3) is interior to be provided with limit chamber, is respectively arranged with left through-hole and right through-hole on inserting column (3) left side wall and right side wall, inserts
Pipe (4) left side wall and right side wall are longitudinally respectively arranged with multiple left limit holes (8) and multiple right limit holes, limited post (5) installation
The downside wall in limit chamber, two groups of limit springs (6) are respectively positioned in limit chamber, one end of two groups of limit springs (6) and limited post
(5) left and right side connects, and one end of two groups of limited blocks (7) is mounted on the other end of two groups of limit springs (6), two groups of limited blocks
(7) the other end passes through left through-hole and right through-hole, and the other end of two groups of limited blocks (7) is inserted into multiple left limit holes respectively
(8) in a right limit hole in a left limit hole (8) in and in multiple right limit holes；It is connected on work box (1) side wall
It is provided with peep hole, and is provided with transparent baffle (9) at peep hole, further includes rotating bar (10), Rotational Cylindrical (11), band moving axis
(12) and bristle (13), rotating bar (10) are located at the outside of work box (1), and band moving axis (12) and bristle (13) are respectively positioned on working chamber
Interior, one end of Rotational Cylindrical (11) is connect with rotating bar (10), and the other end of Rotational Cylindrical (11) passes through transparent baffle (9) and stretches to
It is connect in working chamber with moving axis (12), bristle (13) is mounted on band moving axis (12), and bristle (13) is adjacent to transparent baffle
(9)；It further include shaft (14), two groups of pillars (15) and two groups of pulleys (16), bottom plate (2) top is provided with placing groove, and is putting
It sets and is provided in slot ball bearing (17), shaft (14) bottom end is inserted into ball bearing (17) inside, shaft (14) top and work
Make the connection of case (1) bottom end, the top of two groups of pillars (15) is connect with work box (1) bottom end left and right side respectively, two groups of pulleys
(16) lower section of two groups of pillars (15), and tip contact of the bottom end of two groups of pulleys (16) with bottom plate (2) are separately mounted to.
2. ultra-clean discharge low-resistance as described in claim 1 is blown high-efficiency environment friendly deduster without pipe, which is characterized in that in working chamber
It is provided with blowing device, blowing device includes gas bag (18), gas bag support (19) and multiple groups pulse valve (20), multiple groups pulse valve
(20) it is installed in above gas bag (18), gas bag (18) is mounted on the top of gas bag support (19), and gas bag (18) bottom end is to dividing into
It is equipped with the injection tube (21) of multiple groups parallel connection, several fumaroles (22) are respectively provided with to dustproof cloth bag direction in multiple groups injection tube (21).
3. ultra-clean discharge low-resistance as claimed in claim 2 is blown high-efficiency environment friendly deduster without pipe, which is characterized in that further include four
Group cushion (23), four groups of cushions (23) are separately mounted to bottom plate (2) bottom end front left side, forward right side, left rear side and right lateral side,
The top of four groups of inserting columns (3) is connect with the bottom end of four groups of cushions (23) respectively.
4. ultra-clean discharge low-resistance as claimed in claim 3 is blown high-efficiency environment friendly deduster without pipe, which is characterized in that work box
(1) front side wall is provided with and communicated with clean-up port, and door (24) are provided at clean-up port, is provided with handle on front side of door (24)
(25).
5. ultra-clean discharge low-resistance as claimed in claim 4 is blown high-efficiency environment friendly deduster without pipe, which is characterized in that four groups of intubations
(4) bottom end is provided with idler wheel (26), and is provided with reinforcing rib (27) between two adjacent groups intubation (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710610758.0A CN109289350A (en) | 2017-07-25 | 2017-07-25 | Ultra-clean discharge low-resistance is blown high-efficiency environment friendly deduster without pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710610758.0A CN109289350A (en) | 2017-07-25 | 2017-07-25 | Ultra-clean discharge low-resistance is blown high-efficiency environment friendly deduster without pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109289350A true CN109289350A (en) | 2019-02-01 |
Family
ID=65167922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710610758.0A Pending CN109289350A (en) | 2017-07-25 | 2017-07-25 | Ultra-clean discharge low-resistance is blown high-efficiency environment friendly deduster without pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109289350A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3520109A (en) * | 1968-09-12 | 1970-07-14 | Ashland Oil Inc | Dust collector improvement |
| CN2636953Y (en) * | 2003-07-07 | 2004-09-01 | 李京丽 | Dust collecting recoverer |
| RU2437710C2 (en) * | 2009-12-28 | 2011-12-27 | Государственное образовательное учреждение высшего профессионального образования Воронежская государственная технологическая академия | Bag filter with impulse recovery for dusty gas cleaning |
| CN205412501U (en) * | 2015-12-17 | 2016-08-03 | 河北宁泊环保有限公司 | Jetting system of sack cleaner |
| CN206260448U (en) * | 2016-12-15 | 2017-06-20 | 沙晓漫 | A kind of agricultural irrigation device of computer controls |
| CN106889765A (en) * | 2017-03-27 | 2017-06-27 | 王怡瑾 | Middle school student's English is turned over English-Chinese book rack |
-
2017
- 2017-07-25 CN CN201710610758.0A patent/CN109289350A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3520109A (en) * | 1968-09-12 | 1970-07-14 | Ashland Oil Inc | Dust collector improvement |
| CN2636953Y (en) * | 2003-07-07 | 2004-09-01 | 李京丽 | Dust collecting recoverer |
| RU2437710C2 (en) * | 2009-12-28 | 2011-12-27 | Государственное образовательное учреждение высшего профессионального образования Воронежская государственная технологическая академия | Bag filter with impulse recovery for dusty gas cleaning |
| CN205412501U (en) * | 2015-12-17 | 2016-08-03 | 河北宁泊环保有限公司 | Jetting system of sack cleaner |
| CN206260448U (en) * | 2016-12-15 | 2017-06-20 | 沙晓漫 | A kind of agricultural irrigation device of computer controls |
| CN106889765A (en) * | 2017-03-27 | 2017-06-27 | 王怡瑾 | Middle school student's English is turned over English-Chinese book rack |
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Application publication date: 20190201 |