CN211359991U - Liftable waste gas collecting channel - Google Patents
Liftable waste gas collecting channel Download PDFInfo
- Publication number
- CN211359991U CN211359991U CN201922261363.1U CN201922261363U CN211359991U CN 211359991 U CN211359991 U CN 211359991U CN 201922261363 U CN201922261363 U CN 201922261363U CN 211359991 U CN211359991 U CN 211359991U
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- China
- Prior art keywords
- air suction
- frame
- connecting rod
- gear
- rod telescopic
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- 239000002912 waste gas Substances 0.000 title claims abstract description 20
- 239000007789 gas Substances 0.000 claims abstract description 30
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 230000013011 mating Effects 0.000 claims description 13
- 230000006698 induction Effects 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a liftable waste gas collecting channel uses in waste gas collection field, has solved current suction hood can not be fine collect waste gas, and waste gas can volatilize the problem in the air. The technical key points are as follows: the device comprises a cover body and a lifting structure, wherein the cover body comprises a protective cover and an air suction cover, a plurality of air suction ports are formed in the junction of the protective cover and the air suction cover, and one end of the lifting structure is arranged at the junction of the protective cover and the air suction cover; the lifting structure comprises a lifting component and a threaded pipe, and the lifting component is sleeved outside the threaded pipe. Has the technical effects that: the diffusion of the exhaust gas is reduced as much as possible.
Description
Technical Field
The utility model relates to a technical field is collected to the waste gas, and more specifically says that it relates to a liftable waste gas collecting channel.
Background
The printing machine can produce the waste gas that does not have recycle value in the use, and the emission composition of waste gas mainly has: benzene, toluene, aldehydes, ketones, and volatile organics. Generally, the exhaust gas has pungent odor which can cause physical harm to human body if not treated in time.
The existing exhaust gas discharging mode generally uses a fan to continuously convey exhaust gas, for example, fig. 1 and 2 are an existing exhaust gas collecting hood, which includes a protective hood a, an air suction hood B and an air outlet C, where the fan is usually installed in the protective hood a and sucks and discharges exhaust gas through the air outlet C, and the air suction hood B is designed in a gathering shape to reduce the diffusion of exhaust gas.
Above-mentioned scheme provides a waste gas collecting channel, though the cover B of breathing in of gathering together can gather together waste gas, nevertheless because the cover B of breathing in is fixed relatively apart from the position of discharging waste gas and have certain distance still to have a large amount of gas to volatilize to the air and get the method in time to discharge, so need take certain measure to solve this problem.
SUMMERY OF THE UTILITY MODEL
The cover of breathing in to prior art existence can not be fine collect waste gas, waste gas can volatilize the not enough in the air, the utility model aims to provide a liftable waste gas collecting channel, it has the effect of the exhaust gas diffusion of minimizing.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a liftable waste gas collecting channel, includes the cover body, and the cover body includes safety cover and suction hood, and a plurality of induction ports, its characterized in that are seted up with the juncture of suction hood to the safety cover: the air suction device further comprises a lifting structure, wherein one end of the lifting structure is arranged at the junction of the protective cover and the air suction cover; the lifting structure comprises a lifting component and a threaded pipe, and the lifting component is sleeved outside the threaded pipe.
Through above-mentioned technical scheme, adjust the flexible of screwed pipe through elevation structure. The beneficial effects obtained are as follows: the exhaust gas can be collected in the threaded pipe as much as possible by being close to the exhaust gas discharge position as much as possible through the expansion and contraction of the threaded pipe, and the diffusion of the exhaust gas is reduced as much as possible.
Further setting: one end of the threaded pipe close to the air suction port is fixedly connected with a first square frame, and the first square frame is fixedly connected to the horizontal plane where the air suction port is located; one end of the threaded pipe, which is far away from the air suction port, is fixedly connected with a second square frame; the lifting assembly comprises a first connecting rod telescopic structure and a second connecting rod telescopic structure, the first connecting rod telescopic structure is rotatably connected to the first frame, the second connecting rod telescopic structure is also rotatably connected to the first frame, and the first connecting rod telescopic structure and the second connecting rod telescopic structure are located on the diagonal of the first frame. The driving piece is installed on the first square frame, and one end, far away from the first square frame, of the driving piece is connected with the first connecting rod telescopic structure.
The beneficial effects obtained are as follows: the first connecting rod telescopic structure is connected with the driving piece, the first connecting rod telescopic structure is rotatably connected to the first frame and the second frame, the first frame and the second frame are fixedly connected to the threaded pipe, and the driving piece can drive the first connecting rod telescopic structure to drive the threaded pipe to enable the threaded rod to stretch. The second connecting rod telescopic structure can enable the threaded pipe to stretch and relax more stably, and the situation that the threaded pipe slides down due to unstable gravity center of the threaded pipe and the first connecting rod telescopic structure is avoided.
Further setting: the driving part is a cylinder.
The beneficial effects obtained are as follows: the cylinder is used as a driving piece, so that convenience and common use are realized, and the first connecting rod telescopic structure can be easily controlled.
Further setting: the threaded pipe is also fixedly connected with a third frame; the first connecting rod telescopic structure is divided into a first driving end and a first matching end, the first driving end is close to the air suction port, and the first matching end is far away from the air suction port; a first gear and a second gear are arranged between the first driving end and the first matching end, and the first gear and the second gear are rotatably connected to the third square frame;
the second connecting rod telescopic structure is divided into a second driving end and a second matching end, the second driving end is close to the air suction port, and the second matching end is far away from the air suction port; the junction of the second driving end and the second mating end is rotatably connected to the third square frame.
The beneficial effects obtained are as follows: the first gear and the second gear are arranged to prevent the first matching end from being incapable of retracting back to the original state after diastole due to the action of gravity and influence the use of the threaded pipe.
Further setting: the third square frame is provided with a first connecting block, and the first gear and the second gear are rotatably connected to the first connecting block; still be equipped with the second connecting block on the third square frame, the second connecting block convenience is connected on the second connecting block in the juncture rotation of second drive end and second cooperation end.
Further setting: the first gear and the second gear shaft are connected to the first connecting block; the second driving end and the second matching end are both connected to the second connecting block in a shaft mode.
The beneficial effects obtained are as follows: the first connecting block is arranged to facilitate installation of the first gear and the second gear, and the second connecting block is arranged to facilitate rotation connection of a junction of the second driving end and the second matching end. And the rotation can be realized through the shaft connection, and the structure is very simple.
Further setting: a plurality of lamp tubes are arranged at one end of the air suction cover close to the lifting structure.
The beneficial effects obtained are as follows: because the cover body can shield external light when being too large, the air pipe arranged on the cover body can provide a good light source to facilitate the operation of workers.
To sum up, the utility model discloses following beneficial effect has:
1. the telescopic of the threaded pipe is adjusted through the lifting structure, the position, close to exhaust gas discharge, of the threaded pipe can be achieved as far as possible through the telescopic effect of the threaded pipe, exhaust gas can be collected in the threaded pipe as far as possible, and the diffusion of the exhaust gas is reduced as far as possible.
2. The first connecting rod telescopic structure is connected with the driving piece, the first connecting rod telescopic structure is rotatably connected to the first frame and the second frame, the first frame and the second frame are fixedly connected to the threaded pipe, and the driving piece can drive the first connecting rod telescopic structure to drive the threaded pipe to enable the threaded rod to stretch. The second connecting rod telescopic structure can enable the threaded pipe to stretch and relax more stably, and the situation that the threaded pipe slides down due to unstable gravity center of the threaded pipe and the first connecting rod telescopic structure is avoided.
3. Because the cover body can shield external light when being too large, one end of the air suction cover close to the lifting structure is provided with a plurality of lamp tubes, so that a good light source can be provided, and the operation of workers is facilitated.
Drawings
Fig. 1 is a schematic view of the overall structure of a conventional exhaust gas collecting hood;
fig. 2 is a schematic structural view of a conventional exhaust gas collecting hood, illustrating an exhaust port;
fig. 3 is a schematic view of the whole structure of the liftable exhaust gas collecting hood of the embodiment;
FIG. 4 is a schematic structural view of the cover in the present embodiment;
fig. 5 is a schematic structural diagram of the lifting structure.
In the figure: 1. a cover body; 11. a protective cover; 12. an air intake cover; 13. an air suction port; 14. a lamp tube; 2. a lifting structure; 21. a threaded pipe; 211. a first block; 2111. a cylinder; 212. a second block; 213. a third block; 22. a first link telescoping structure; 221. a first driving end; 222. a first mating end; 223. a first gear; 224. a second gear; 23. a second link telescoping structure; 231. a second drive end; 232. a second mating end.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
A liftable waste gas collecting hood is shown in figures 3 and 4 and comprises a hood body 1 and a lifting structure 2, wherein the hood body 1 comprises a protective cover 11 and an air suction hood 12, and the protective cover 11 and the air suction hood 12 are welded into a whole. The protective cover 11 is used for placing the exhaust gas collecting device, and one end of the protective cover 11 close to the air suction cover 12 is provided with an air suction port 13, and the air suction port 13 is used for absorbing the exhaust gas.
As shown in fig. 3, four light tubes 14 are arranged at one end of the cover body 1 for collecting waste gas, the light tubes 14 are used for illumination, and the cover body 1 is too large to shield external light, so that the light tubes 14 mounted on the cover body 1 can provide a good light source to facilitate the operation of workers.
As shown in fig. 3 and 5, the lifting structure 2 includes a threaded pipe 21 and a lifting assembly, the lifting assembly includes a first link telescoping structure 22 and a second link telescoping structure 23, two ends of the threaded pipe 21 are respectively bonded with a first frame 211 and a second frame 212, one end of the first frame 211, which is far away from the threaded pipe 21, is welded around the air inlet 13, and the air inlet 13 is enclosed in the first frame 211 (see fig. 4). One end of the first connecting rod telescopic structure 22 and one end of the second connecting rod telescopic structure 23 are connected to a diagonal line of the first frame 211 through pin shafts, a driving part is hinged to the first frame 211, the driving part preferentially adopts a cylinder 2111, a driving rod of the cylinder 2111 is hinged to the first connecting rod telescopic structure 22, and the cylinder 2111 can drive the first connecting rod telescopic structure 22 more commonly.
As shown in fig. 5, a third frame 213 is adhered to the middle of the threaded pipe 21. The first link telescoping structure 22 is divided into a first driving end 221 and a first mating end 222, a first gear 223 and a second gear 224 are arranged between the first driving end 221 and the first mating end 222, a first connecting block (not shown) is arranged on the third frame 213, and the first gear 223 and the second gear 224 are connected to the first connecting block (not shown) in a shaft mode. The first drive end 221 is pinned to the center of a first gear 223, the center of a second gear 224 is pinned to the first mating end 222, and the first gear 223 is meshed with the second gear 224. When the cylinder 2111 drives the first driving end 221 to extend and retract up and down, the first driving end 221 drives the first gear 223 to rotate, the second gear 224 rotates along with the first gear 223 due to the engagement of the first gear 223 and the second gear 224, and the rotation of the second gear 224 drives the first mating end 222 to extend and retract.
As shown in fig. 5, the second link telescoping structure 23 is divided into a second driving end 231 and a second coupling end 232, a second connecting block (not shown) is disposed on the third frame 213, and a junction of the second driving end 231 and the second coupling end 232 is pivotally connected to the second connecting block (not shown). When the first driving end 221 and the first mating end 222 drive the threaded pipe 21 to extend and retract up and down, the threaded pipe 21 drives the second driving end 231 and the second mating end 232 to extend and retract.
When the exhaust gas absorption device is used, the cylinder 2111 is driven when exhaust gas absorption is needed, so that the cylinder 2111 drives the first connecting rod telescopic structure 22 to stretch and contract, and the threaded pipe 21 is close to a place where the exhaust gas is discharged to collect the exhaust gas.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a liftable waste gas collecting channel, includes the cover body (1), the cover body (1) is including safety cover (11) and suction hood (12), safety cover (11) with a plurality of induction ports (13), its characterized in that are seted up to the juncture of suction hood (12): the air suction device further comprises a lifting structure (2), wherein one end of the lifting structure (2) is arranged at the junction of the protective cover (11) and the air suction cover (12); the lifting structure (2) comprises a lifting component and a threaded pipe (21), and the lifting component is sleeved outside the threaded pipe (21).
2. The liftable exhaust gas collecting hood according to claim 1, wherein: one end, close to the air suction port (13), of the threaded pipe (21) is fixedly connected with a first frame (211), and the first frame (211) is fixedly connected to the horizontal plane where the air suction port (13) is located; one end of the threaded pipe (21) far away from the air suction port (13) is fixedly connected with a second frame (212);
the lifting assembly comprises a first connecting rod telescopic structure (22) and a second connecting rod telescopic structure (23), the first connecting rod telescopic structure (22) is rotatably connected to the first square frame (211), the second connecting rod telescopic structure (23) is also rotatably connected to the first square frame (211), and the first connecting rod telescopic structure (22) and the second connecting rod telescopic structure (23) are located on the diagonal line of the first square frame (211);
and a driving piece is arranged on the first frame (211), and one end of the driving piece, which is far away from the first frame (211), is connected with the first connecting rod telescopic structure (22).
3. The liftable exhaust gas collecting hood according to claim 2, wherein: the driving piece is a cylinder (2111).
4. The liftable exhaust gas collecting hood according to claim 2, wherein: the threaded pipe (21) is also fixedly connected with a third square frame (213); the first connecting rod telescopic structure (22) is divided into a first driving end (221) and a first matching end (222), the first driving end (221) is close to the air suction opening (13), and the first matching end (222) is far away from the air suction opening (13); a first gear (223) and a second gear (224) are arranged between the first driving end (221) and the first mating end (222), and the first gear (223) and the second gear (224) are rotatably connected to the third frame (213);
the second connecting rod telescopic structure (23) is divided into a second driving end (231) and a second matching end (232), the second driving end (231) is close to the air suction opening (13), and the second matching end (232) is far away from the air suction opening (13); the intersection of the second driver end (231) and the second mating end (232) is pivotally connected to the third frame (213).
5. The liftable exhaust gas collecting hood according to claim 4, wherein: a first connecting block is arranged on the third frame (213), and the first gear (223) and the second gear (224) are rotationally connected to the first connecting block; and a second connecting block is further arranged on the third square frame (213), and the junction of the second driving end (231) and the second mating end (232) is rotatably connected to the second connecting block.
6. The liftable exhaust gas collecting hood according to claim 5, wherein: the first gear (223) and the second gear (224) are connected on the first connecting block through a shaft; the second drive end (231) and the second mating end (232) are both pivotally connected to the second connecting block.
7. The liftable exhaust gas collecting hood according to claim 1, wherein: and a plurality of lamp tubes (14) are arranged at one end of the air suction cover (12) close to the lifting structure (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922261363.1U CN211359991U (en) | 2019-12-14 | 2019-12-14 | Liftable waste gas collecting channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922261363.1U CN211359991U (en) | 2019-12-14 | 2019-12-14 | Liftable waste gas collecting channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211359991U true CN211359991U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922261363.1U Expired - Fee Related CN211359991U (en) | 2019-12-14 | 2019-12-14 | Liftable waste gas collecting channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211359991U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112657282A (en) * | 2020-12-31 | 2021-04-16 | 泉州兴跃机械有限公司 | Asphalt mixing station waste gas treatment line and treatment method thereof |
-
2019
- 2019-12-14 CN CN201922261363.1U patent/CN211359991U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112657282A (en) * | 2020-12-31 | 2021-04-16 | 泉州兴跃机械有限公司 | Asphalt mixing station waste gas treatment line and treatment method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200828 |