CN209054336U - Pan feeding pipeline gas recovery system - Google Patents
Pan feeding pipeline gas recovery system Download PDFInfo
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- CN209054336U CN209054336U CN201821719541.XU CN201821719541U CN209054336U CN 209054336 U CN209054336 U CN 209054336U CN 201821719541 U CN201821719541 U CN 201821719541U CN 209054336 U CN209054336 U CN 209054336U
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- valve
- pan feeding
- recovery system
- gas recovery
- feeding pipeline
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Abstract
The utility model discloses a kind of pan feeding pipeline gas recovery systems, including sequentially connected first feeding pipe, feed pump, the second feeding pipe and batch can, the first gas collecting tube is connected on second feeding pipe, first gas collecting tube is connected with air collector, the air collector is connected by return pipe with the first feeding pipe, the first valve and the second valve are respectively arranged on first gas collecting tube and return pipe, second feeding pipe is provided with third valve on the pipeline between the first gas collecting tube and batch can.Pan feeding pipeline gas recovery system provided by the utility model, it can be recycled the exhaust gas that generate and processing raw material during the pipeline evacuation carried out before industrial synthetic resin is processed, the exhaust gas in batch can also be recycled simultaneously, it avoids exhaust gas and processes raw material to pollute workplace air, damage workers ' health, it avoids part VOC concentration in workshop to increase the combustible gas monitoring equipment alarm caused simultaneously, has ensured the orderly progress of processing.
Description
Technical field
The utility model relates to waste gas recovery field, a kind of particularly pan feeding pipeline gas recovery system.
Background technique
During producing industrial synthetic resin, when to slot area batch can pan feeding, need to empty feed pump and feeding pipe
Exhaust gas in road, if the exhaust process directly puts idle discharge, the exhaust gas in feed pump and pan feeding pipeline will directly pollute workshop
Air, and part processes raw material and can be discharged with exhaust gas, pollutes environment, and it is dense inevitably to will lead to part VOC in workshop
Degree increases, and causes combustible gas monitoring equipment alarm, influences production and processing process, while exhaust gas and processing raw material and will also damage work
The health of people.
Utility model content
In order to overcome the defects of the prior art, the utility model embodiment provides a kind of pan feeding pipeline waste gas recovery system
System can effectively be recycled the exhaust gas and processing raw material in feed pump and pan feeding pipeline.
The embodiment of the present application discloses: a kind of pan feeding pipeline gas recovery system, including sequentially connected first feeding pipe,
Feed pump, the second feeding pipe and batch can are communicated with the first gas collecting tube, first gas collecting tube and gas collection on second feeding pipe
Tank is connected, and the air collector is connected by return pipe with the first feeding pipe, on first gas collecting tube and return pipe respectively
It is provided with the first valve and the second valve, second feeding pipe is provided on the pipeline between the first gas collecting tube and batch can
Third valve.
Further, the second gas collecting tube is connected between the gas collecting tube and batch can, second gas collecting tube is connected to batch can
Top, and be provided with the 4th valve on second gas collecting tube.
Further, the 5th valve is additionally provided on first gas collecting tube, first gas collecting tube is located at described first
Pressure gauge is provided on pipeline between valve and the 5th valve.
Further, be provided with the 6th valve on first feeding pipe, the 6th valve be located at the return pipe with
The upstream of first feeding pipe junction.
Further, first feeding pipe is connected with heater car far from one end of the feed pump.
Further, it is connected with exhaust pipe on the air collector, the 7th valve is provided on the exhaust pipe.
Further, the pan feeding pipeline gas recovery system has the first working condition, in the pan feeding pipeline exhaust gas
When recovery system is in the first working condition, first valve is in the open state, second valve and the third valve
Door is in close state.
Further, the pan feeding pipeline gas recovery system has the second working condition, in the pan feeding pipeline exhaust gas
When recovery system is in the second working condition, the third valve is in the open state, second valve and first valve
Door is in close state.
Further, the pan feeding pipeline gas recovery system has the first working condition and the second working condition, in institute
When stating pan feeding pipeline gas recovery system and being in the first working condition, first valve is in the open state, second valve
Door and the third valve are in close state；When the pan feeding pipeline gas recovery system is in the second working condition, institute
It is in the open state to state third valve, second valve and first valve are in close state, and the pan feeding pipeline is useless
Gas recovery system switches to the second working condition from the first working condition after the preset time of the pan feeding pump startup.
Further, the pan feeding pipeline gas recovery system has third working condition, in the pan feeding pipeline exhaust gas
When recovery system is in third working condition, second valve is in the open state, the third valve and first valve
Door is in close state.
The beneficial effects of the utility model are as follows:
Pan feeding pipeline gas recovery system provided by the utility model can carry out before industrial synthetic resin is processed
Pipeline evacuation during the exhaust gas and processing raw material that generates recycled, while the exhaust gas in batch can also be recycled, avoided
Exhaust gas and processing raw material pollutes workplace air, damage workers ' health, at the same avoid that part VOC concentration in workshop increases initiation can
Gas monitor apparatus alarm is fired, has ensured the orderly progress of processing.
For the above and other objects, features and advantages of the utility model can be clearer and more comprehensible, preferable reality is cited below particularly
Example is applied, and cooperates institute's accompanying drawings, is described in detail below.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram in the utility model embodiment；
The appended drawing reference of the figures above: 1, the first feeding pipe；2, feed pump；3, the second feeding pipe；4, batch can；5, the first collection
Tracheae；6, air collector；61, exhaust pipe；7, return pipe；8, the second gas collecting tube；9, pressure gauge；10, the first valve；20, the second valve
Door；30, third valve；40, the 4th valve；50, the 5th valve；60, the 6th valve；70, the 7th valve.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of pan feeding pipeline gas recovery system as shown in Figure 1, including sequentially connected first feeding pipe 1, feed pump
2, the second feeding pipe 3 and batch can 4 are connected with the first gas collecting tube 5, first gas collecting tube 5 and gas collection on second feeding pipe 3
Tank 6 is connected, and the air collector 6 is connected by return pipe 7 with the first feeding pipe 1, first gas collecting tube 5 and return pipe 7
On be respectively arranged with the first valve 10 and the second valve 20, second feeding pipe 3 is between the first gas collecting tube 5 and batch can 4
Pipeline on be provided with third valve 30.
By above structure, during pipeline evacuation, the first valve 10 is opened, closes the second valve 20 and third valve
30, it opens feed pump 2 and is exhausted, the first feeding pipe 1, feed pump 2, exhaust gas and part material in the second feeding pipe 3
It is emitted into air collector 6 via the first gas collecting tube 5, realizes the waste gas recovery generated in evacuation procedure, avoid exhaust emission workshop
Air, damage workers ' health, while part VOC concentration in workshop being avoided to increase the combustible gas monitoring equipment alarm caused, it protects
The orderly progress of processing is hindered.
In addition, by opening the second valve 20, the raw material flowed into air collector 6 is flowed via return pipe 7 after emptying
It returns in the first feeding pipe 1, realizes the recycling of raw material.It is then turned off the first valve 10 and the second valve 20, opens feed pump 2 and the
Three valves 30 can carry out normal pan feeding.
Specifically, first valve 10, the second valve 20, feed pump 2 and third valve 30 can be carried out by control panel
Control operation, saves manpower.
The pan feeding pipeline gas recovery system has the first working condition, at the pan feeding pipeline gas recovery system
When the first working condition, first valve 10 is in the open state, at second valve 20 and the third valve 30
In closed state.At this point, the pan feeding pipeline gas recovery system under the first working condition carries out pipeline evacuation.
The pan feeding pipeline gas recovery system has the second working condition, at the pan feeding pipeline gas recovery system
When the second working condition, the third valve 30 is in the open state, at second valve 20 and first valve 10
In closed state.At this point, the pan feeding pipeline gas recovery system under the second working condition carries out normal pan feeding.
Specifically, the pan feeding pipeline gas recovery system can be after the preset time of the pan feeding pump startup from first
Working condition switches to the second working condition, the pan feeding movement after realizing automatic-discharging.
The pan feeding pipeline gas recovery system has third working condition, at the pan feeding pipeline gas recovery system
When third working condition, second valve 20 is in the open state, at the third valve 30 and first valve 10
In closed state.I.e. in work interval, the second valve 20 is opened, it is a small amount of by what is collected in the first operative state in air collector 6
Industrial chemicals is back to the first feeding pipe 1.
In other alternative-embodiments, the second gas collecting tube 8, second collection are connected between the air collector 6 and batch can 4
Tracheae 8 is connected to the top of batch can 4, and is provided with the 4th valve 40 on second gas collecting tube 8.
According to different process requirements or circuit design situation, the second gas collecting tube 8 can both match in evacuation procedure to be run jointly
The exhaust gas cached via air collector 6 is directly drained back to the top of batch can 4 by the 4th valve 40 opened, carries out subsequent processing, can also be
After being emptied under 4th valve-closed state, close the first valve 10, and to air collector 6 separately connection vacuum pump after, open the
Four valves 40 carry out the emptying of air collector 6, while the exhaust gas aspirated in batch can 4 is emptied.
The pan feeding pipeline gas recovery system has the 4th working condition, at the pan feeding pipeline gas recovery system
When third working condition, second valve 20 and third valve 30 are in close state, first valve 10 and described
4th valve 40 is in close state.At this point, the pan feeding pipeline gas recovery system under the second working condition carries out pipeline evacuation,
And exhaust gas is discharged into batch can 4, it is used for subsequent exhaust-gas treatment.
The pan feeding pipeline gas recovery system has the 5th working condition, at the pan feeding pipeline gas recovery system
When four working conditions, first valve 10, the second valve 20 and third valve 30 are in close state, the 4th valve
Door 40 is in close state, and air collector 6 is separately connected with the emptying pipeline of vacuum pump.At this point, entering under the 4th working condition
The emptying of expects pipe road gas recovery system progress team's air collector 6 and batch can 4.
In other alternative-embodiments, the 5th valve 50, first gas collection are additionally provided on first gas collecting tube 5
Pipe 5 is provided with pressure gauge 9 on the pipeline between first valve 10 and the 5th valve 50.
By above structure, the pipeline pressure during pipeline evacuation in the first gas collecting tube 5 is can be monitored in real time in pressure gauge 9
Power, and then the case where knowing exhaust gas evacuation in pipeline, is worth according to testing number, and during normal pan feeding, open the 5th valve
50, the pressure checking device in pan feeding pipeline can also be served as by pressure gauge 9, adjust feeding convenient for worker.
In addition, when the pressure gauge 9 on the pipeline being set between the first valve 10 and the 5th valve 50 is damaged, it can
The first valve 10 and the 5th valve 50 are simultaneously closed off, pressure gauge 9 can be replaced, the second feeding pipe 3 and air collector are avoided
Raw material or exhaust gas leakage in 6.
In other alternative-embodiments, the 6th valve 60, the 6th valve 60 are provided on first feeding pipe 1
Positioned at the upstream of the return pipe 7 and 1 junction of the first feeding pipe.First feeding pipe 1 is far from the feed pump 2
One end is connected with heater car.
It can be convenient for the emptying or pan feeding progress of control piper by the 6th valve 60 of folding, cooperation heater car can be
When carry out to batch can the operation of plurality of raw materials pan feeding, the switching of heater car is carried out, is prevented in handoff procedure in the first feeding pipe 1
Raw material and exhaust gas that may be present be directly exposed to hall space, pollute air.
Specifically, when the pan feeding pipeline gas recovery system is in the first working condition, the second working condition, it is described
6th valve 60 is opened.
It is connected with exhaust pipe 61 on the air collector 6, is provided with the 7th valve 70 on the exhaust pipe 61.
Exhaust pipe 61 and the 7th valve 70 can carry out the emptying to air collector 6 after air collector 6 stores up full exhaust gas.
It is worth noting that, the 4th valve 40, the 5th valve 50, the 6th valve 60, the 7th valve 70 may be automatically controlled
Valve, this system can match hop controller, carry out electric connection or start and stop, opening and closing with above-mentioned each valve, pressure gauge 9 and feed pump 2
Automation pipeline evacuation and pan feeding operation are realized in control.
Specific embodiment is applied in the utility model to be expounded the principles of the present invention and embodiment, with
The explanation of upper embodiment is merely used to help understand the technical solution of the utility model and its core concept；Meanwhile for ability
The those skilled in the art in domain have change based on the idea of the present invention in specific embodiments and applications
Place, in conclusion the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. a kind of pan feeding pipeline gas recovery system, including sequentially connected first feeding pipe, feed pump, the second feeding pipe and material
Tank, it is characterised in that: the first gas collecting tube is communicated on second feeding pipe, first gas collecting tube is connected with air collector,
The air collector is connected by return pipe with the first feeding pipe, is respectively arranged with first on first gas collecting tube and return pipe
Valve and the second valve, second feeding pipe are provided with third valve on the pipeline between the first gas collecting tube and batch can.
2. pan feeding pipeline gas recovery system according to claim 1, it is characterised in that: between the gas collecting tube and batch can
It is connected with the second gas collecting tube, the junction of the batch can and second gas collecting tube is located at the top of the batch can, and described second
The 4th valve is provided on gas collecting tube.
3. pan feeding pipeline gas recovery system according to claim 1, it is characterised in that: also set on first gas collecting tube
It is equipped with the 5th valve, first gas collecting tube is provided with pressure on the pipeline between first valve and the 5th valve
Table.
4. pan feeding pipeline gas recovery system according to claim 2, it is characterised in that: be arranged on first feeding pipe
There is the 6th valve, the 6th valve is located at the upstream of the return pipe and first feeding pipe junction.
5. pan feeding pipeline gas recovery system according to claim 1, it is characterised in that: first feeding pipe is far from institute
The one end for stating feed pump is connected with heater car.
6. pan feeding pipeline gas recovery system according to claim 1, it is characterised in that: the row of being connected on the air collector
Tracheae is provided with the 7th valve on the exhaust pipe.
7. pan feeding pipeline gas recovery system according to claim 1, it is characterised in that: the pan feeding pipeline waste gas recovery
System has the first working condition, when the pan feeding pipeline gas recovery system is in the first working condition, first valve
Door is in the open state, and second valve and the third valve are in close state.
8. pan feeding pipeline gas recovery system according to claim 1, it is characterised in that: the pan feeding pipeline waste gas recovery
System has the second working condition, when the pan feeding pipeline gas recovery system is in the second working condition, the third valve
Door is in the open state, and second valve and first valve are in close state.
9. pan feeding pipeline gas recovery system according to claim 1, it is characterised in that: the pan feeding pipeline waste gas recovery
System has the first working condition and the second working condition, is in the first working condition in the pan feeding pipeline gas recovery system
When, first valve is in the open state, and second valve and the third valve are in close state；In the pan feeding
When pipeline gas recovery system is in the second working condition, the third valve is in the open state, second valve and institute
The first valve is stated to be in close state, the pan feeding pipeline gas recovery system after the preset time of the pan feeding pump startup from
First working condition switches to the second working condition.
10. pan feeding pipeline gas recovery system according to claim 1, it is characterised in that: the pan feeding pipeline exhaust gas returns
Receipts system has third working condition, when the pan feeding pipeline gas recovery system is in third working condition, described second
Valve is in the open state, and the third valve and first valve are in close state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821719541.XU CN209054336U (en) | 2018-10-23 | 2018-10-23 | Pan feeding pipeline gas recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821719541.XU CN209054336U (en) | 2018-10-23 | 2018-10-23 | Pan feeding pipeline gas recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209054336U true CN209054336U (en) | 2019-07-02 |
Family
ID=67051169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821719541.XU Active CN209054336U (en) | 2018-10-23 | 2018-10-23 | Pan feeding pipeline gas recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209054336U (en) |
-
2018
- 2018-10-23 CN CN201821719541.XU patent/CN209054336U/en active Active
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