CN102538205A - Gas-collecting hood of gas water heater - Google Patents
Gas-collecting hood of gas water heater Download PDFInfo
- Publication number
- CN102538205A CN102538205A CN2012100810508A CN201210081050A CN102538205A CN 102538205 A CN102538205 A CN 102538205A CN 2012100810508 A CN2012100810508 A CN 2012100810508A CN 201210081050 A CN201210081050 A CN 201210081050A CN 102538205 A CN102538205 A CN 102538205A
- Authority
- CN
- China
- Prior art keywords
- pair
- valve block
- gas
- wind
- exhaust pipe
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 9
- 239000000779 smoke Substances 0.000 claims abstract description 43
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims description 4
- 230000000295 complement effect Effects 0.000 claims description 3
- 238000004080 punching Methods 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 abstract 5
- 239000007789 gas Substances 0.000 description 40
- 210000002683 foot Anatomy 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 239000003546 flue gas Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 231100000331 toxic Toxicity 0.000 description 3
- 230000002588 toxic effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 241001674044 Blattodea Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 241000256626 Pterygota <winged insects> Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 231100000566 intoxication Toxicity 0.000 description 1
- 230000035987 intoxication Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Abstract
A gas-collecting hood of a gas water heater belongs to the technical field of accessories of the gas water heater and comprises a gas-collecting hood body, a smoke exhaust pipe connector, a wind blocking valve disk and hinge pins, wherein the wind blocking valve disk is in a round sheet shape, and a pair of hinge pin seats are formed on the wind blocking valve disk in the direction deviating from the diameter in punching mode. The gas-collecting hood of the gas water heater is characterized by further comprising a valve disk support formed by a pair of long borders and a lateral border, wherein the long borders in pair are parallelly arranged face to face and connected through the lateral border, and the lateral border is fixed on the inner wall of the smoke exhaust pipe connector. Hinge pin holes are arranged on the upper portions of one ends of the long borders in pair in the length direction, and the lower portions extend outwards to form inclined protruding portions. The hinge pins penetrate through the hinge pin holes in pair and are installed on the hinge pin seats in pair, the wind blocking valve disk is movably hinged to the valve disk support through the hinge pins, and a circle of the wind blocking valve disk is divided into two parts with different areas through the hinge pins. The gas-collecting hood of the gas water heater has the advantages of being simple in integral structure, very convenient to manufacture and install and free of potential safety hazards.
Description
Technical field
The invention belongs to the attachment technique field of gas heater, be specifically related to a kind of gas skirt of gas heater
Background technology
gas heater relies on that the thermal efficiency is high, firing rate is fast, adjustment is stable, can many people the advantage of use continuously, be still numerous consumers' first-selection at present.And the safety problem of gas heater also is the problem that everybody pays close attention to most, and its main cause that security incident occurs is CO and the SO that combustion system produces
2
Can pollute indoor air Deng toxic and harmful, avoid the intoxication accident of the toxic and harmful in the flue gas, essential measure is to be discharged to flue gas outdoor, keeps the sanitation and hygiene of room air, therefore gas skirt need be installed on gas heater, as CO and SO
2
Gathering-device Deng the toxic and harmful pollution sources.The core component of gas skirt is the valve block that keeps out the wind, and when gas heater was not worked, the valve block that keeps out the wind covered outlet flue, prevents that extraneous wind-fall from pouring into steam vent, and this external world's wind can make the heating tube thermal efficiency in the heat exchanger reduce; In addition, the valve block that keeps out the wind can prevent dust also, prevent that small insects such as winged insect, cockroach from getting into.When gas water heater working, under the drive of blower fan, the valve block that keeps out the wind is opened, normal smoke discharging.
Fig. 1 is the gas skirt of a kind of gas heater common in the prior art; It comprises gas skirt body 1, smoke exhaust pipe interface 2, the valve block 3 that keeps out the wind, bearing pin 4 and valve block fixture 5; Described smoke exhaust pipe interface 2 is installed in the top of gas skirt body 1 short transverse and is communicated with gas skirt body 1; Described valve block fixture 5 is vertically mounted on the inwall of smoke exhaust pipe interface 2; A crotch 51, lower end are stretched and be formed with in the end in its upper end to the die cavity direction bending of smoke exhaust pipe interface 2 and be formed with a feet 52 to the die cavity direction of smoke exhaust pipe interface 2, and the top of crotch 51 short transverses is lower than the upper surface of smoke exhaust pipe interface 2, and the lower sideline of feet 52 is higher than the lower surface of smoke exhaust pipe interface 2; The described valve block 3 that keeps out the wind is the disk shape substantially; Its diameter is less than the die cavity internal diameter of smoke exhaust pipe interface 2, and on the said valve block 3 that keeps out the wind and depart from the diametric(al) punch forming pair of pin axle bed 31 is arranged, described bearing pin 4 is installed on the pair of pin axle bed 31; Extend to outside the smoke exhaust pipe interface 2 behind the locating hole 21 of the two ends of bearing pin 4 correspondence on passing smoke exhaust pipe interface 2; The valve block 3 that promptly keeps out the wind was suspended in the die cavity of smoke exhaust pipe interface 2 through pair of pin axle bed 31 and cooperating of bearing pin 4, and was separated into two parts that area does not wait by will the keep out the wind circle of valve block 3 of bearing pin 4, wherein the big that part of upper end that is positioned at the valve block 3 that keeps out the wind of area; This structure can make the valve block 3 that keeps out the wind spin upside down between the crotch 51 of valve block fixture 5 and feet 52 around bearing pin 4, effectively prevents the generation of down draught phenomenon.When gas water heater working, blower fan makes the valve block 3 that keeps out the wind upwards overturn and be resisted against on the crotch 51 around bearing pin 4, and flue gas is opened and discharged to valve block; When gas heater was not worked, the valve block 3 that keeps out the wind contacted around bearing pin 4 upset downwards and with feet 52 under the effect of gravity, makes the valve block 3 that keeps out the wind remain on horizontal level and the exhaust outlet of smoke exhaust pipe interface 2 is covered.The defective that above-mentioned prior art exists is: at first, owing on valve block fixture 5, have crotch 51, and to extend to the basis of smoke exhaust pipe interface 2 external at the two ends of bearing pin 4, injures the operator easily, has potential safety hazard; Secondly, the valve block 3 that keeps out the wind is installed between the crotch 51 and feet 52 of valve block fixture 5, complex structure not only, and also not easy to operate, time-consuming when mounted, influence production efficiency.
In view of above-mentioned prior art, be necessary the gas skirt structure of existing gas heater is improved, the technical scheme that will introduce below produces under this background
Summary of the invention
the object of the present invention is to provide a kind of simple in structure, be convenient to process and install and the gas skirt of gas heater safe in utilization.
the objective of the invention is to reach like this; A kind of gas skirt of gas heater; Comprise the gas skirt body, be installed in the top of gas skirt body height direction and the smoke exhaust pipe interface that is communicated with the gas skirt body, be located at the valve block that keeps out the wind, bearing pin in the smoke exhaust pipe interface die cavity; The described valve block that keeps out the wind is the disk shape, on the said valve block that keeps out the wind and depart from the diametric(al) punch forming pair of pin axle bed is arranged, is characterized in: also include a valve block bearing; Described valve block bearing is to be made up of a pair of long edges frame and a side frame; The pair of long edges frame faces each other and is set in parallel and is connected through side frame between the two, and described side frame is an arc, and the inwall radian of the radian of this arc and said smoke exhaust pipe interface is complementary; The valve block bearing is vertically fixed on the inwall of smoke exhaust pipe interface through side frame; Top at an end of pair of long edges frame length direction offers a pin shaft hole respectively, stretches out in the bottom of an end of pair of long edges frame length direction and is formed with the jut of inclination, and described bearing pin is located in the pair of pin axis hole and is installed on the pair of pin axle bed; The valve block that keeps out the wind is movably hinged through bearing pin and valve block bearing; And be separated into two parts that area does not wait by will the keep out the wind circle of valve block of bearing pin, wherein: big that part of of area is used for cooperating with the last plane of described valve block bearing and the valve block that will keep out the wind remains on closed condition, and little that part of of area is used for cooperating with described jut and the valve block that will keep out the wind remains on open position state.
in a concrete embodiment of the present invention, a described pair of long edges frame and a side frame integral production form, and shape of cross section is the n font.
also have additional reinforced sheet between the described pair of long edges frame in another concrete embodiment of the present invention.
in another concrete embodiment of the present invention, described reinforced sheet is a font, and the mode through welding is connected between reinforced sheet and the pair of long edges frame.
also have among the concrete embodiment of the present invention, and the head of described protuberance is provided with rounding.
in of the present invention and then concrete embodiment, the spacing between the described pair of pin axis hole is less than the spacing between the described pair of pin axle bed.
more of the present invention and among concrete embodiment, and the mode through welding between the inwall of described side frame and described smoke exhaust pipe interface is connected.
are in more of the present invention and then concrete embodiment; The described valve block that keeps out the wind is when open position state, and the top of its short transverse does not protrude in the upper surface of smoke exhaust pipe interface and the bottom of short transverse does not protrude in the lower surface of smoke exhaust pipe interface.
the present invention is owing to adopted said structure; The valve block bearing structure that is formed in one is vertically fixed on the inwall of smoke exhaust pipe interface after being movably hinged through bearing pin with the valve block that keeps out the wind, when gas water heater working; Blower fan makes and keeps out the wind valve block around upwards upset of bearing pin; The smoke exhaust pipe interface is opened normal discharge flue gas, and simultaneously, the lower end of the valve block that keeps out the wind is that small size that part of is resisted against on the jut and keeps heeling condition; When gas heater is not worked because the upper end of valve block of keeping out the wind is that large-area that part of weight is heavier, therefore cover around bearing pin upset downwards under the effect of gravity the valve block bearing on the plane and the maintenance level cover the smoke exhaust pipe interface.It is simple to have overall structure, and processing and fabricating is all very convenient with installation, and does not have the advantage of potential safety hazard.
Description of drawings
Fig. 1 is the structural representation of the gas skirt of gas heater in the prior art.
Fig. 2 is the three-dimensional structure diagram of one embodiment of the invention.
Fig. 3 is the side sectional view of the present invention under the valve block open mode of keeping out the wind.
Fig. 4 is the vertical view of the present invention under the valve block closed condition of keeping out the wind.
Among
figure: 1. gas skirt body; 2. smoke exhaust pipe interface, 21. locating holes; 3. valve block, 31. axis pin bases keep out the wind; 4. bearing pin; 5. valve block fixture, 51. crotches, 52. feets; 6. valve block bearing, 61. long margin frames, 611. pin shaft holes, 612. juts, 62. side frames, 63, reinforced sheet.
The specific embodiment
can be expressly understood technical spirit of the present invention and beneficial effect more for the auditor that the makes Patent Office especially public; The applicant general combines accompanying drawing to elaborate with the mode of embodiment below; But the description to embodiment all is not the restriction to technical scheme of the present invention, any according to the present invention design done only for pro forma but not substantial equivalent transformation all should be regarded as technical scheme category of the present invention.
see also Fig. 2, Fig. 3 and Fig. 4, and a kind of gas skirt of gas heater comprises gas skirt body 1, smoke exhaust pipe interface 2, the valve block 3 that keeps out the wind, bearing pin 4 and valve block bearing 6.Described smoke exhaust pipe interface 2 is installed in the top of gas skirt body 1 short transverse and is communicated with gas skirt body 1.The described valve block 3 of keeping out the wind is the disk shape, and its diameter is less than the internal diameter of smoke exhaust pipe interface 2, on the said valve block 3 that keeps out the wind and depart from the diametric(al) punch forming pair of pin axle bed 31 is arranged.Described valve block bearing 6 is to be made up of a pair of long edges frame 61 and a side frame 62; Pair of long edges frame 61 faces each other and is set in parallel and is connected through side frame 62 between the two; Described side frame 62 is an arc, and the inwall radian of the radian of this arc and said smoke exhaust pipe interface 2 is complementary.Described side frame 62 does not receive any restriction with the material of pair of long edges frame 6, in the present embodiment, preferably adopts the moulding of sheet metal integrated punching, and its shape of cross section is the n font.Valve block bearing 6 is vertically fixed on through side frame 62 on the inwall of smoke exhaust pipe interface 2, and its fixing mode does not receive any restriction, in the present embodiment, preferably adopts the mode of butt-joint to fix.Top at an end of pair of long edges frame 61 length directions offers pin shaft hole 611 respectively, and the spacing between the described pair of pin axis hole 611 is less than the spacing between the described pair of pin axle bed 31; Stretch out in the bottom of an end of pair of long edges frame 61 length directions and be formed with the jut 612 of inclination; The head of described protuberance 612 is provided with rounding; Described bearing pin 4 is located in the pair of pin axis hole 611 and is installed on the pair of pin axle bed 31; The valve block 3 that keeps out the wind is movably hinged through bearing pin 4 and valve block bearing 6; And be separated into two parts that area does not wait by will the keep out the wind circle of valve block 3 of bearing pin 4, wherein: big that part of of area is used for cooperating with the last plane of described valve block bearing 6 and the valve block 3 that will keep out the wind remains on closed condition, and little that part of of area is used for cooperating with described jut 612 and the valve block 3 that will keep out the wind remains on open position state.Also have additional reinforced sheet 63 between the described pair of long edges frame 61; The shape of described reinforced sheet 63 does not receive any restriction; In the present embodiment, preferably be a font, and the connected mode of reinforced sheet 63 and pair of long edges frame 61 does not receive any restriction yet; In the present embodiment, preferably adopt the mode of butt-joint to connect.
Fig. 3, Fig. 4 please be continued to consult in
; Narrate operation principle of the present invention: when gas water heater working; Blower fan makes and keeps out the wind valve block 3 around upwards upset of bearing pin 4; Smoke exhaust pipe interface 2 is opened normal discharge flue gas, and simultaneously, the lower end of the valve block 3 that keeps out the wind is that small size that part of is resisted against on the jut 612 and keeps heeling condition; Under this state, the top of the short transverse of the said valve block 3 that keeps out the wind does not protrude in the upper surface of smoke exhaust pipe interface 2 and the bottom of short transverse does not protrude in the lower surface of smoke exhaust pipe interface 2; When gas heater is not worked; The upper end of valve block 3 is that large-area that part of weight is heavier owing to keep out the wind, therefore make under the effect of gravity the valve block 3 that keeps out the wind cover around bearing pin 4 upset downwards valve block bearing 6 on the plane and the maintenance level cover smoke exhaust pipe interface 2.The present invention is owing to after adopting said structure, and is not only simple in structure, can save manufacturing cost, and is convenient to processing and installation, and saving of work and time is enhanced productivity, and can not injure the operator simultaneously, ensures safety in production.
In sum, technical scheme provided by the invention has overcome the shortcoming in the prior art, has reached goal of the invention, has embodied the described technique effect of applicant
Claims (8)
1. the gas skirt of
a kind of gas heater; Comprise gas skirt body (1), be installed in the top of gas skirt body (1) short transverse and the smoke exhaust pipe interface (2) that is communicated with gas skirt body (1), be located at the valve block that keeps out the wind (3), bearing pin (4) in smoke exhaust pipe interface (2) die cavity; The described valve block that keeps out the wind (3) is the disk shape; Going up and depart from the diametric(al) punch forming at the said valve block that keeps out the wind (3) has pair of pin axle bed (31); It is characterized in that: also include a valve block bearing (6); Described valve block bearing (6) is to be made up of a pair of long edges frame (61) and a side frame (62); Pair of long edges frame (61) faces each other and is set in parallel and is connected through side frame (62) between the two; Described side frame (62) is an arc; The inwall radian of the radian of this arc and said smoke exhaust pipe interface (2) is complementary, and valve block bearing (6) is vertically fixed on the inwall of smoke exhaust pipe interface (2) through side frame (62), offers a pin shaft hole (611) respectively on the top of an end of pair of long edges frame (61) length direction; Stretch out in the bottom of an end of pair of long edges frame (61) length direction and be formed with the jut (612) of inclination; Described bearing pin (4) is located in the pair of pin axis hole (611) and is installed on the pair of pin axle bed (31), and the valve block that keeps out the wind (3) is movably hinged through bearing pin (4) and valve block bearing (6), and is separated into two parts that area does not wait by will the keep out the wind circle of valve block (3) of bearing pin (4); Wherein: big that part of of area is used for cooperating with the last plane of described valve block bearing (6) and the valve block (3) that will keep out the wind remains on closed condition, and little that part of of area is used for cooperating with described jut (612) and the valve block (3) that will keep out the wind remains on open position state.
2. the gas skirt of
a kind of gas heater according to claim 1 it is characterized in that described pair of long edges frame (61) and a side frame (62) integral production form, and shape of cross section is the n font.
3. the gas skirt of
a kind of gas heater according to claim 1 is characterized in that also having additional between the described pair of long edges frame (61) reinforced sheet (63).
4. the gas skirt of
a kind of gas heater according to claim 3 is characterized in that described reinforced sheet (63) is a font, and the mode through welding is connected between reinforced sheet (63) and the pair of long edges frame (61).
5. the gas skirt of
a kind of gas heater according to claim 1 is characterized in that the head of described protuberance (612) is provided with rounding.
6. the gas skirt of
a kind of gas heater according to claim 1 is characterized in that spacing between the described pair of pin axis hole (611) is less than the spacing between the described pair of pin axle bed (31).
7. the gas skirt of
a kind of gas heater according to claim 1 is characterized in that the mode through welding is connected between the inwall of described side frame (62) and described smoke exhaust pipe interface (2).
8.
The gas skirt of a kind of gas heater according to claim 1; It is characterized in that the described valve block that keeps out the wind (3) when open position state, the top of its short transverse does not protrude in the upper surface of smoke exhaust pipe interface (2) and the bottom of short transverse does not protrude in the lower surface of smoke exhaust pipe interface (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210081050 CN102538205B (en) | 2012-03-26 | 2012-03-26 | Gas-collecting hood of gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210081050 CN102538205B (en) | 2012-03-26 | 2012-03-26 | Gas-collecting hood of gas water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102538205A true CN102538205A (en) | 2012-07-04 |
| CN102538205B CN102538205B (en) | 2013-08-14 |
Family
ID=46345747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210081050 Expired - Fee Related CN102538205B (en) | 2012-03-26 | 2012-03-26 | Gas-collecting hood of gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102538205B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520134A (en) * | 2018-09-26 | 2019-03-26 | 中山市恒乐电器有限公司 | A kind of non-diluted blowing plant for high-efficiency water heater |
| CN112856820A (en) * | 2021-01-11 | 2021-05-28 | 宁波方太厨具有限公司 | Gas collecting channel and contain its water heater |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3770363A (en) * | 1971-02-03 | 1973-11-06 | Vaillant Joh Kg | Rotary gas control with a thermoelectric ignition safety device and piezoelectric igniter |
| CN2828664Y (en) * | 2005-07-21 | 2006-10-18 | 中山华帝燃具股份有限公司 | Antifreezing device for gas water heater |
| KR20090132270A (en) * | 2008-06-20 | 2009-12-30 | 전제선 | Apparatus for ventilating |
| CN201875898U (en) * | 2010-11-29 | 2011-06-22 | 中山华帝燃具股份有限公司 | Anti-downdraft device for gas water heater |
| CN202521872U (en) * | 2012-03-26 | 2012-11-07 | 常熟市斯佳登电器有限公司 | Gas collecting shield of gas water heater |
-
2012
- 2012-03-26 CN CN 201210081050 patent/CN102538205B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3770363A (en) * | 1971-02-03 | 1973-11-06 | Vaillant Joh Kg | Rotary gas control with a thermoelectric ignition safety device and piezoelectric igniter |
| CN2828664Y (en) * | 2005-07-21 | 2006-10-18 | 中山华帝燃具股份有限公司 | Antifreezing device for gas water heater |
| KR20090132270A (en) * | 2008-06-20 | 2009-12-30 | 전제선 | Apparatus for ventilating |
| CN201875898U (en) * | 2010-11-29 | 2011-06-22 | 中山华帝燃具股份有限公司 | Anti-downdraft device for gas water heater |
| CN202521872U (en) * | 2012-03-26 | 2012-11-07 | 常熟市斯佳登电器有限公司 | Gas collecting shield of gas water heater |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520134A (en) * | 2018-09-26 | 2019-03-26 | 中山市恒乐电器有限公司 | A kind of non-diluted blowing plant for high-efficiency water heater |
| CN112856820A (en) * | 2021-01-11 | 2021-05-28 | 宁波方太厨具有限公司 | Gas collecting channel and contain its water heater |
| CN112856820B (en) * | 2021-01-11 | 2022-03-08 | 宁波方太厨具有限公司 | Gas collecting channel and contain its water heater |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102538205B (en) | 2013-08-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103441434A (en) | Novel heat-dissipation dust-removing power distribution cabinet | |
| CN102538205B (en) | Gas-collecting hood of gas water heater | |
| CN202521872U (en) | Gas collecting shield of gas water heater | |
| CN103032257B (en) | Wind energy density increasing device | |
| CN202048742U (en) | External condenser for refrigerator | |
| CN204893075U (en) | A cutting machine for strap | |
| CN203427246U (en) | Movable type draught fan cooling device | |
| CN2903727Y (en) | Lifting chimney cover | |
| CN204638337U (en) | Anti-blocking, easy to clean cement grinding mill discharge grid plate device | |
| CN204130939U (en) | Power distribution cabinet | |
| CN203774972U (en) | Bending type double circulation forced ventilation cooler | |
| CN207123195U (en) | A kind of high efficiency and heat radiation plate of walled radiator | |
| CN202438220U (en) | Contour plate high-temperature dust remover | |
| CN102793477B (en) | Method for heating food heating by using airflow guide cover | |
| CN202734189U (en) | Wall-mounted type air conditioner indoor machine | |
| CN202769690U (en) | Kitchen and bathroom multifunctional wind-proof cap | |
| CN206860175U (en) | Scraper bucket type dirt loader sheave | |
| CN205331053U (en) | Fan blade section bar | |
| CN203010716U (en) | Oil smoke exhauster with movable plate | |
| CN205529502U (en) | Indirect heating formula wind channel structure | |
| CN204602334U (en) | Anti-blocking, easy to clean cement grinding mill separation grate plate device | |
| CN102824115B (en) | A kind of flow guide hood | |
| CN202634918U (en) | Robot control cabinet | |
| CN209228045U (en) | A kind of concrete casting baffle | |
| CN202328606U (en) | Inside umbrella-shaped energy-saving ventilating hood |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: No.10 Taikang Road, Zhitang Town, Changshu City, Suzhou City, Jiangsu Province Patentee after: CHANGSHU SIJIADENG ELECTRIC APPLIANCE Co.,Ltd. Address before: Suzhou City, Changshou City 215534, Jiangsu Province Wang Dong Bang Town Road No. 15 Patentee before: CHANGSHU SIJIADENG ELECTRIC APPLIANCE Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |