CN211659503U - Waste gas collecting hood for waste gas treatment - Google Patents
Waste gas collecting hood for waste gas treatment Download PDFInfo
- Publication number
- CN211659503U CN211659503U CN202020046176.1U CN202020046176U CN211659503U CN 211659503 U CN211659503 U CN 211659503U CN 202020046176 U CN202020046176 U CN 202020046176U CN 211659503 U CN211659503 U CN 211659503U
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- China
- Prior art keywords
- rod
- fixedly connected
- air suction
- suction pipe
- exhaust gas
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- 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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Abstract
The utility model relates to a waste gas treatment technical field just discloses a waste gas collecting channel for among waste gas treatment, which comprises a mounting bracket, the last fixed surface of mounting bracket is equipped with first bracing piece, the fixed rose box that is equipped with in upper end of first bracing piece, the first trachea of inhaling of the left side fixedly connected with of rose box, first trachea and rose box are linked together, the left end fixedly connected with return bend of first trachea of inhaling, the flexible pipe of lower extreme fixedly connected with of return bend, the lower extreme fixedly connected with second breathing pipe of flexible pipe, screw thread and threaded connection have the sleeve pipe have been seted up to the lateral wall of second breathing pipe, sheathed tube fixed surface is equipped with a plurality of bull sticks, the sheathed tube lateral wall rotates through first bearing and is connected with first disc. The utility model discloses an opening area and altitude mixture control of gas collecting channel have improved the availability factor of device.
Description
Technical Field
The utility model relates to a waste gas treatment technical field especially relates to a waste gas collecting channel for among waste gas treatment.
Background
The waste gas refers to toxic and harmful gas discharged by human in the production and living processes, especially the generation of living waste gas brought by chemical plants, steel plants, pharmaceutical plants, coking plants, oil refineries and the like and human life, and the discharged waste gas has large smell, seriously pollutes the environment and affects the human health.
The size of the opening at the bottom of the gas collecting hood is adjusted by the motor in the conventional waste gas collecting hood, so that the problem that the gas collecting effect is poor because the motor is more and the manufacturing cost is higher, and the gas leakage phenomenon can be caused when the opening area at the bottom of the gas collecting hood is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the bottom of gas collecting channel among the prior art and easily leaking gas, in case when leaking gas, exhaust waste gas will not by whole collection in the production process, influences operating mass's problem, and the waste gas collecting channel who is arranged in waste gas treatment who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an exhaust gas collecting hood used in exhaust gas treatment comprises a mounting rack, wherein a first supporting rod is fixedly arranged on the upper surface of the mounting rack, the upper end of the first supporting rod is fixedly provided with a filter box, the left side of the filter box is fixedly connected with a first air suction pipe, the first air suction pipe is communicated with the filter box, the left end of the first air suction pipe is fixedly connected with a bent pipe, the lower end of the elbow is fixedly connected with a telescopic pipe, the lower end of the telescopic pipe is fixedly connected with a second air suction pipe, the outer side wall of the second air suction pipe is provided with threads and is connected with a sleeve in a threaded manner, the surface of the sleeve is fixedly provided with a plurality of rotating rods, the outer side wall of the sleeve is rotatably connected with a first disc through a first bearing, the lower end of the second air suction pipe penetrates through the first disc, extends downwards and is fixedly connected with a gas collecting hood, and a contraction mechanism is fixedly arranged on the lower surface of the first disc.
Preferably, the contraction mechanism comprises four fixing plates, the four fixing plates are respectively and symmetrically and fixedly arranged on the upper surface of the gas collecting hood, a pair of fixing blocks is fixedly arranged on the lower edge of each fixing plate, a first connecting rod is rotatably arranged in each fixing block through a shaft pin, and the upper end of each first connecting rod extends upwards and is fixedly connected with the lower surface of the first disc.
Preferably, the right side wall of the second air suction pipe is fixedly connected with a first limiting rod, the right side upper end of the first disc is fixedly connected with a second limiting rod, the upper end rod wall of the second limiting rod penetrates through the first limiting rod and is movably sleeved with the first limiting rod, the upper end of the second limiting rod is fixedly connected with the lower side wall of the first air suction pipe, a threaded hole is formed in the right end of the first limiting rod, a screw rod is connected with the inner thread of the threaded hole, a connecting block is fixedly arranged on the lower side wall of the first air suction pipe, and the upper end rod wall of the screw rod is rotatably connected with the connecting block through a second bearing
Preferably, a fixing rod is fixedly arranged on the left side of the lower end rod wall of the first supporting rod, the lower end rod wall of the screw rod penetrates through the fixing rod, extends downwards and is movably sleeved with the fixing rod, and a crank is fixedly connected to the lower end rod wall of the screw rod.
Preferably, an exhaust fan is fixedly arranged inside the right side wall of the filter box, and an air outlet is fixedly arranged on the right side of the exhaust fan.
Preferably, the lower surface of the mounting frame is symmetrically and fixedly provided with two supporting legs, and fastening bolts are respectively and fixedly installed in the lower ends of the two supporting legs.
Compared with the prior art, the utility model provides a waste gas collecting channel for among waste gas treatment possesses following beneficial effect:
1. this a waste gas collecting channel for among waste gas treatment, through setting up in the head rod of disc lower surface, can rise or when descending through head rod and the opening expansion or the shrink that is connected between the fixed plate that corresponds and drive the gas collecting channel, realize effectively collecting the waste gas that not equidimension gas outlet produced.
2. This a waste gas collecting channel for among waste gas treatment, through setting up in the crank of lead screw lower extreme, can realize that first disc drives the gas collecting channel up-and-down motion through rotating the crank, realize the adjustment of height, the gas collecting channel of being convenient for carries out waste gas collection to the gas outlet of co-altitude not.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses an opening area and the altitude mixture control of gas collecting channel have improved the availability factor of device.
Drawings
Fig. 1 is a schematic structural diagram of an exhaust gas collecting hood for exhaust gas treatment according to the present invention;
fig. 2 is an enlarged view of a portion a of fig. 1.
In the figure: the device comprises a mounting frame, a first supporting rod, a filter box, a first air suction pipe, a bent pipe, a telescopic pipe, a second air suction pipe, a sleeve pipe, a first disk, a gas collecting hood, a fixing plate, a fixing block, a first connecting rod, a first limiting rod, a second limiting rod, a connecting block, a second limiting rod, a fixing rod, a crank, a suction fan, a gas outlet, a supporting leg, a fastening bolt and a rotating rod, wherein the mounting frame is 1, the first supporting rod is 2, the filter box is 3, the first air suction.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, a waste gas collecting hood for waste gas treatment comprises a mounting frame 1, a first support rod 2 is fixedly arranged on the upper surface of the mounting frame 1, a filter box 3 is fixedly arranged at the upper end of the first support rod 2, a first air suction pipe 4 is fixedly connected to the left side of the filter box 3, the first air suction pipe 4 is communicated with the filter box 3, a bent pipe 5 is fixedly connected to the left end of the first air suction pipe 4, an extension pipe 6 is fixedly connected to the lower end of the bent pipe 5, a second air suction pipe 7 is fixedly connected to the lower end of the extension pipe 6, the outer side wall of the second air suction pipe 7 is provided with a sleeve 8 in a threaded manner and connected with a sleeve 8 in a threaded manner, a plurality of rotating rods 24 are fixedly arranged on the surface of the sleeve 8, the outer side wall of the sleeve 8 is rotatably connected with a first disc 9 through a first bearing, the lower end of, the first disc 9 is convenient to shrink, and a shrinking mechanism is fixedly arranged on the lower surface of the first disc.
The contraction mechanism comprises four fixing plates 11, the four fixing plates 11 are respectively and symmetrically and fixedly arranged on the upper surface of the gas collecting hood 10, the lower edge of each fixing plate 11 is fixedly provided with a pair of fixing blocks 12, each pair of fixing blocks 12 is internally provided with a first connecting rod 13 in a rotating mode through a shaft pin, and the upper end of each first connecting rod 13 extends upwards respectively and is fixedly connected with the lower surface of the first disc 9.
The first gag lever post 14 of right side wall fixedly connected with of second breathing pipe 7, this first gag lever post 14 adopts ordinary telescopic link, avoid disc 9 can not realize the up-and-down motion, the right side upper end fixedly connected with second gag lever post 17 of first disc 9, the upper end pole wall of second gag lever post 17 runs through first gag lever post 14 and cup joints with first gag lever post 14 activity, the upper end of second gag lever post 17 and the lower lateral wall fixed connection of first breathing pipe 4, avoid the disc to follow the inside screw hole of having seted up of right-hand member that the sleeve pipe rotated first gag lever post 14, the internal thread connection of screw hole has lead screw 15, the fixed connecting block 16 that is equipped with of lower lateral wall of first breathing pipe 4, the upper end pole wall of lead screw 15 passes through the second bearing and is connected with connecting block 16 rotation.
The left side of the lower end rod wall of the first support rod 2 is fixedly provided with a fixed rod 18, the lower end rod wall of the screw rod 15 penetrates through the fixed rod 18 and extends downwards and is movably sleeved with the fixed rod 18, and the lower end rod wall of the screw rod 15 is fixedly connected with a crank 19, so that the screw rod 15 is driven to rotate through the crank 19.
An exhaust fan 20 is fixedly arranged inside the right side wall of the filter box 3, and an air outlet 21 is fixedly arranged on the right side of the exhaust fan 20, so that the extracted waste gas is conveniently discharged after being filtered by the filter box 3.
Two supporting legs 22 are symmetrically and fixedly arranged on the lower surface of the mounting frame 1, and fastening bolts 23 are fixedly arranged inside the lower ends of the two supporting legs 22 respectively, so that the whole device is conveniently and fixedly mounted.
In the utility model, when in use, the whole device is placed at a corresponding position, the whole device is fixedly installed through the fastening bolt 23, the rotating rod 24 is rotated, the rotating rod 24 drives the sleeve 8 to rotate, the sleeve 8 rotates while the movable sleeve between the first limiting rod 14 and the second limiting rod 17 is sleeved to realize limiting, the first disc 9 is prevented from rotating along with the sleeve 8, the first disc 9 is driven to move upwards while the sleeve 8 rotates, the first disc 9 drives the four first connecting rods of the lower surface to move upwards 13, the four first connecting rods 13 respectively drive the corresponding fixed plates 11 to move upwards, the bottom of the gas collecting hood 10 is driven to expand while the four fixed plates 11 move upwards, the opening area at the bottom of the gas collecting hood 10 is convenient to adjust so as to adapt to different waste gas outlets, when the overall height of the gas collecting hood 10 needs to be adjusted, the crank 19 is rotated, the crank 19 drives the screw rod 15 to rotate, the screw 5 drives the second limiting rod 17 to move, and the second limiting rod 17 drives the whole air suction device to move up and down through the fixed connection with the second air suction pipe 7, so that the air suction device can work on air outlets with different heights conveniently.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A waste gas collecting hood for waste gas treatment comprises a mounting frame (1) and is characterized in that a first supporting rod (2) is fixedly arranged on the upper surface of the mounting frame (1), a filter box (3) is fixedly arranged at the upper end of the first supporting rod (2), a first air suction pipe (4) is fixedly connected to the left side of the filter box (3), the first air suction pipe (4) is communicated with the filter box (3), a bent pipe (5) is fixedly connected to the left end of the first air suction pipe (4), a telescopic pipe (6) is fixedly connected to the lower end of the bent pipe (5), a second air suction pipe (7) is fixedly connected to the lower end of the telescopic pipe (6), a sleeve (8) is arranged on the outer side wall of the second air suction pipe (7) in a threaded and threaded connection mode, a plurality of rotating rods (24) are fixedly arranged on the surface of the sleeve (8), a first disc (9) is rotatably connected to the outer side wall of the, the lower end of the second air suction pipe (7) penetrates through the first disc (9), extends downwards and is fixedly connected with the air collecting hood (10), and the lower surface of the first disc (9) is fixedly provided with a contraction mechanism.
2. The exhaust gas collecting hood for exhaust gas treatment according to claim 1, wherein the contracting mechanism comprises four fixing plates (11), the four fixing plates (11) are respectively and symmetrically fixedly arranged on the upper surface of the gas collecting hood (10), a pair of fixing blocks (12) are fixedly arranged on the lower edge of each fixing plate (11), a first connecting rod (13) is rotatably arranged inside each pair of fixing blocks (12) through a shaft pin, and the upper end of each first connecting rod (13) respectively extends upwards and is fixedly connected with the lower surface of the first disk (9).
3. An exhaust gas collection hood for use in exhaust gas treatment according to claim 1, the right side wall of the second air suction pipe (7) is fixedly connected with a first limiting rod (14), the upper end of the right side of the first disc (9) is fixedly connected with a second limiting rod (17), the upper end rod wall of the second limiting rod (17) penetrates through the first limiting rod (14) and is movably sleeved with the first limiting rod (14), the upper end of the second limiting rod (17) is fixedly connected with the lower side wall of the first air suction pipe (4), a threaded hole is arranged in the right end of the first limiting rod (14), a screw rod (15) is connected with the inner thread of the threaded hole, a connecting block (16) is fixedly arranged on the lower side wall of the first air suction pipe (4), and the upper end rod wall of the screw rod (15) is rotatably connected with the connecting block (16) through a second bearing.
4. The exhaust gas collecting hood for the treatment of exhaust gas of claim 3, wherein the left side of the lower end wall of the first support rod (2) is fixedly provided with a fixed rod (18), the lower end wall of the screw rod (15) penetrates through the fixed rod (18), extends downwards and is movably sleeved with the fixed rod (18), and the lower end wall of the screw rod (15) is fixedly connected with a crank (19).
5. An exhaust gas collecting hood for use in exhaust gas treatment according to claim 1, wherein an exhaust fan (20) is fixedly arranged inside the right side wall of the filter box (3), and an air outlet (21) is fixedly arranged at the right side of the exhaust fan (20).
6. The exhaust gas collecting hood for exhaust gas treatment according to claim 1, wherein two supporting legs (22) are symmetrically and fixedly arranged on the lower surface of the mounting frame (1), and fastening bolts (23) are respectively and fixedly arranged inside the lower ends of the two supporting legs (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020046176.1U CN211659503U (en) | 2020-01-10 | 2020-01-10 | Waste gas collecting hood for waste gas treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020046176.1U CN211659503U (en) | 2020-01-10 | 2020-01-10 | Waste gas collecting hood for waste gas treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211659503U true CN211659503U (en) | 2020-10-13 |
Family
ID=72738923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020046176.1U Expired - Fee Related CN211659503U (en) | 2020-01-10 | 2020-01-10 | Waste gas collecting hood for waste gas treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211659503U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114888027A (en) * | 2022-05-26 | 2022-08-12 | 深圳市奥瑞那实验室装备有限公司 | Laboratory is with low noise ventilation system |
-
2020
- 2020-01-10 CN CN202020046176.1U patent/CN211659503U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114888027A (en) * | 2022-05-26 | 2022-08-12 | 深圳市奥瑞那实验室装备有限公司 | Laboratory is with low noise ventilation system |
| CN114888027B (en) * | 2022-05-26 | 2023-11-14 | 深圳市奥瑞那实验室装备有限公司 | Low-noise ventilation system for laboratory |
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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: 20201013 Termination date: 20220110 |