CN207125311U - A kind of vacuum pump group applied to tobacco leaf processing - Google Patents
A kind of vacuum pump group applied to tobacco leaf processing Download PDFInfo
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- CN207125311U CN207125311U CN201721118250.0U CN201721118250U CN207125311U CN 207125311 U CN207125311 U CN 207125311U CN 201721118250 U CN201721118250 U CN 201721118250U CN 207125311 U CN207125311 U CN 207125311U
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Abstract
It the utility model is related to a kind of vacuum pump group applied to tobacco leaf processing, including vacuum chamber, screw vacuum pump, Roots vaccum pump, vacuum valve one, vacuum valve two, water ring vacuum pump and draining pump, including vacuum condensation water storage device, the suction inlet of described screw vacuum pump is connected with the outlet of Roots vaccum pump, the suction inlet of Roots vaccum pump is connected by vacuum valve one with vacuum chamber, vacuum condensation water storage device is connected with vacuum chamber, draining pump and water ring vacuum pump respectively, and vacuum valve two is provided between condensed water outlet device and vacuum chamber；Heat exchange efficiency is high, and condenser does not need periodic cleaning, cleaning, and cost is low, be easy to buying, installed power is small, shortens evacuated time.
Description
Technical field
It the utility model is related to tobacco leaf processing field, and in particular to a kind of vacuum pump group applied to tobacco leaf processing.
Background technology
Tobacco vacuum dampening machine is a kind of main mechanical in tobacco processing course, and the vacuum system configured is not only
The technic index of converted products is determined, and it is very big on the influence of equipment operating cost, at present in tobacco business, returned using vacuum
The tobacco enterprise energy consumption index of damp technique remains high always, and a principal element is exactly the too high institute of energy consumption of vacuum conditioner
Cause.
Tobacco moisture regain is with the characteristics of vacuum system：In the first stage of work, the gas of vacuum system suction is air；
In second and later stage, the gas of suction is water vapour, and the vacuum of first stage influences maximum for technic index.At present
The energy-saving type vacuum system that tobacco business is emerged in large numbers mainly has；Carbonated drink combined vacuum system, full jetting stream vacuum system, steam turbine joint
Vacuum system, screw vacuum pump assembly etc..The application of full jetting stream vacuum system and screw vacuum pump assembly will be more and more extensive.
Existing screw vacuum pump assembly mainly uses shell and tube condenser, and in shell side or tube side, steam leads to cooling water
Cross tube wall heat exchange condensation.The significant drawback of this structure relates generally to two aspects：On the one hand it is that heat exchange efficiency is low, cooling water inflow
Greatly；On the other hand bonding is easily produced containing tobacco dopant vapors, so as to influence the heat transfer coefficient on condenser tubulation surface, caused
The condensation of steam steam is insufficient, increases the live load of fore pump, and then influence the running parameter of a whole set of vacuum pump set.
Therefore, a kind of reduction tobacco bonding is produced, simple in construction, easy access is safeguarded, reliable operation, saves answering for the energy
Vacuum pump group for tobacco leaf processing has wide market prospects.
The content of the invention
In view of the shortcomings of the prior art, the utility model provides a kind of reduction tobacco bonding, simple in construction, easy access
Safeguard, reliable operation, save the vacuum pump group for being applied to tobacco leaf processing of the energy.
What the technical solution of the utility model was realized in：A kind of vacuum pump group applied to tobacco leaf processing, including it is true
Empty van body, screw vacuum pump, Roots vaccum pump, vacuum valve one, vacuum valve two, water ring vacuum pump and draining pump, including vacuum are cold
Solidifying water storage device, the suction inlet of described screw vacuum pump are connected with the outlet of Roots vaccum pump, the suction of Roots vaccum pump
Entrance is connected by vacuum valve one with vacuum chamber, and vacuum condensation water storage device is true with vacuum chamber, draining pump and water ring respectively
Empty pump is connected, and vacuum valve two is provided between condensed water outlet device and vacuum chamber.
Described vacuum condensation water storage device includes mixing condenser, and mixing condenser can be with horizontal or vertical peace
Dress, mixing condenser are provided below vacuum water storage tank, vacuum stop valve, mixing condenser are provided with vacuum water storage tank
Air inlet be connected with vacuum valve two, the exhaust outlet of mixing condenser is connected with water ring vacuum pump, vacuum stop valve with row
Water pump is connected.
The quantity of the vacuum condensation water storage device is at least one, hybrid cold in multiple vacuum condensation water storage devices
Mutually it is in series between condenser, it is hybrid cold at least one vacuum condensation water storage device in multiple vacuum condensation water storage devices
The exhaust outlet of condenser is connected with water ring vacuum pump.
Filter, the air inlet of filter and the row of Roots vaccum pump are provided with the suction inlet of described screw vacuum pump
Gas port is connected.
The quantity of the Roots vaccum pump is at least one, and be in parallel connection between multiple Roots vaccum pumps.
The quantity of described vacuum condensation water storage device is two, the hybrid condensation in two vacuum condensation water storage devices
Mutually it is in series between device, the exhaust outlet of two mixing condensers is connected to a water ring vacuum pump.
The technical solution of the utility model has following good effect：
（1）When aspirating water vapour, the water vapour containing tobacco impurity enters condenser, directly mixes, changes with cooling water
The thermal efficiency is high.
（2）The tobacco impurity water that is directly condensed is washed away and carried, and the hidden danger of heat exchange efficiency is influenceed in the absence of bonding, is condensed
Device does not need periodic cleaning, cleaning.
（3）Vacuum water tank can temporarily deposit condensed water, evacuate the broken sky of end post-condenser vacuum water tank and return to normal pressure, then
The Water in Condenser in vacuum water tank is drained using draining pump, required draining pump uses common centrifugal water pump, cost
It is low, be easy to buying, installed power it is small.
（4）After optimization design, vacuum water tank volume suitably increases, and evacuates end condenser and vacuum water tank is not broken
Sky, by adjusting vacuum valve, the subnormal ambient in vacuum water tank is balanced with vacuum chamber, vacuum water tank is equivalent to one
Tank is taken out in advance, so as to save the evacuation energy, shortens evacuated time.
Brief description of the drawings
Fig. 1 is structural representation one of the present utility model.
Fig. 2 is structural representation two of the present utility model.
Fig. 3 is structural representation three of the present utility model.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described, it is real below
Apply example and be used for more clear explanation the technical solution of the utility model, and protection model of the present utility model can not be limited with this
Enclose.
A kind of vacuum pump group applied to tobacco leaf processing, including it is vacuum chamber 1, screw vacuum pump 2, Roots vaccum pump 3, true
Empty valve 1, vacuum valve 25, water ring vacuum pump 7 and draining pump 8, including vacuum condensation water storage device, described screw vacuum pump 2
Suction inlet be connected with the outlet of Roots vaccum pump 3, the suction inlet of Roots vaccum pump 3 passes through vacuum valve 1 and vacuum tank
Body 1 is connected, and vacuum condensation water storage device is connected with vacuum chamber 1, draining pump 8 and water ring vacuum pump 7 respectively, is filled in condensed water outlet
Put and vacuum valve 25 is provided between vacuum chamber 1.
Described vacuum condensation water storage device includes mixing condenser 6, and mixing condenser 6 can be with horizontal or vertical peace
Dress, mixing condenser 6 is provided below vacuum water storage tank 10, vacuum stop valve 9 is provided with vacuum water storage tank 10, hybrid
The air inlet of condenser 6 is connected with vacuum valve 25, and the exhaust outlet of mixing condenser 6 is connected with water ring vacuum pump 7, vacuum
Stop valve 9 is connected with draining pump 8.Filter 11, the air inlet of filter 11 are provided with the suction inlet of described screw vacuum pump 2
Mouth is connected with the exhaust outlet of Roots vaccum pump 3.The quantity of the Roots vaccum pump 3 is at least one, multiple Roots vaccum pumps 3 it
Between be in parallel connection.The quantity of the vacuum condensation water storage device is at least one, mixed in multiple vacuum condensation water storage devices
Mutually it is in series between box-like condenser 6, in multiple vacuum condensation water storage devices at least one vacuum condensation water storage device
The exhaust outlet of mixing condenser 6 is connected with water ring vacuum pump 7.The quantity of described vacuum condensation water storage device be two, two
Mutually it is in series between mixing condenser 6 in individual vacuum condensation water storage device, the exhaust outlet difference of two mixing condensers 6
It is connected with a water ring vacuum pump 7.
Embodiment one, the vacuum pump group for being applied to tobacco leaf processing as shown in Figure 1, vacuum condensation water storage device are one,
The exhaust outlet of mixing condenser 6 in vacuum condensation water storage device is connected with water ring vacuum pump 7.During work, aspirate first
Air in vacuum chamber 1, vacuum valve 25 is closed, open vacuum valve 1, started screw vacuum pump 2, reach setting vacuum
Shi Kaiqi Roots vaccum pumps 3；After reaching working vacuum degree, Roots vaccum pump 3 is closed, starts to add tide, humidification process；It is then shut off
Vacuum valve 1, mixing condenser 6 is opened, open vacuum valve 25, opened water ring vacuum pump 7, aspirated not in vacuum chamber 1
The gas of condensation is discharged by water ring vacuum pump 7；Condensable part is condensed into water by mixing condenser 6 and is temporarily stored in vacuum water storage
In case 10, now vacuum stop valve 9 is closing, and vacuum water storage tank 10 is identical with the vacuum in mixing condenser 6；Work as work
Terminate as process, pneumatic draining pump 8, by the condensed water elimination in vacuum water storage tank 10, meet next working cycles.
Embodiment two, the vacuum pump group for being applied to tobacco leaf processing as shown in Figure 2, vacuum condensation water storage device are two,
The exhaust outlet of mixing condenser 6 in vacuum condensation water storage device is connected with same water ring vacuum pump 7.It is first during work
Air in first aspiration vacuum casing 1, vacuum valve 25 is closed, open vacuum valve 1, started screw vacuum pump 2, reach setting
Roots vaccum pump 3 is opened during vacuum；After reaching working vacuum degree, Roots vaccum pump 3 is closed, starts to add tide, humidification process；So
Vacuum valve 1 is closed afterwards, opens mixing condenser 6, opens vacuum valve 25, is opened water ring vacuum pump 7, is taken out in vacuum chamber 1
After condensation of the uncooled gas inhaled by the mixing condenser 6 being in series through two, still uncooled part is by water ring
Vavuum pump 7 is discharged；Condensable part is condensed into water by two mixing condensers 6 and is temporarily stored in two vacuum water storage tanks 10 respectively
Interior, now two vacuum stop valves 9 are closings, and vacuum water storage tank 10 is identical with the vacuum in mixing condenser 6；Work as work
Terminate as process, start pneumatic draining pump 8, open two vacuum stop valves 9, the discharge pipe line of two vacuum water tanks converges together
Condensed water is discharged through draining pump 8, meets next working cycles.
Embodiment three, the vacuum pump group for being applied to tobacco leaf processing as shown in Figure 3, vacuum condensation water storage device are two,
The exhaust outlet of mixing condenser 6 in vacuum condensation water storage device is connected to a water ring vacuum pump 7.It is first during work
Air in first aspiration vacuum casing 1, vacuum valve 25 is closed, open vacuum valve 1, started screw vacuum pump 2, reach setting
Roots vaccum pump 3 is opened during vacuum；After reaching working vacuum degree, Roots vaccum pump 3 is closed, starts to add tide, humidification process；So
Vacuum valve 1 is closed afterwards, opens mixing condenser 6, opens vacuum valve 25, is opened water ring vacuum pump 7, is taken out in vacuum chamber 1
After condensation of the uncooled gas by the mixing condenser 6 being in series through two inhaled, still uncooled part respectively by
Two water ring vacuum pumps 7 are discharged；Condensable part is condensed into water by two mixing condensers 6 and is temporarily stored in two vacuum respectively
In water storage tank 10, now two vacuum stop valves 9 are to close, the vacuum in vacuum water storage tank 10 and mixing condenser 6
It is identical；When the course of work terminates, start pneumatic draining pump 8, open two vacuum stop valves 9, the drainpipe of two vacuum water tanks
Road, which is converged, together discharges condensed water through draining pump 8, meets next working cycles.
Claims (6)
1. a kind of vacuum pump group applied to tobacco leaf processing, including vacuum chamber（1）, screw vacuum pump（2）, Roots vaccum pump
（3）, vacuum valve one（4）, vacuum valve two（5）, water ring vacuum pump（7）And draining pump（8）, it is characterised in that：Including vacuum condensation
Water storage device, described screw vacuum pump（2）Suction inlet and Roots vaccum pump（3）Outlet be connected, Roots vaccum pump
（3）Suction inlet pass through vacuum valve one（4）With vacuum chamber（1）Be connected, vacuum condensation water storage device respectively with vacuum chamber
（1）, draining pump（8）And water ring vacuum pump（7）It is connected, in condensed water outlet device and vacuum chamber（1）Between be provided with vacuum valve
Two（5）.
2. the vacuum pump group according to claim 1 applied to tobacco leaf processing, it is characterised in that：Described vacuum condensation storage
Water installations include mixing condenser（6）, mixing condenser（6）Can be with horizontal or vertical installation, mixing condenser（6）Under
Face is provided with vacuum water storage tank（10）, vacuum water storage tank（10）On be provided with vacuum stop valve（9）, mixing condenser（6）'s
Air inlet and vacuum valve two（5）It is connected, mixing condenser（6）Exhaust outlet and water ring vacuum pump（7）It is connected, vacuum cut-out
Valve（9）With draining pump（8）It is connected.
3. the vacuum pump group according to claim 2 applied to tobacco leaf processing, it is characterised in that：The vacuum condensation water storage
The quantity of device is at least one, the mixing condenser in multiple vacuum condensation water storage devices（6）Between be mutually in series, it is multiple
Mixing condenser in vacuum condensation water storage device at least one vacuum condensation water storage device（6）Exhaust outlet be connected with
Water ring vacuum pump（7）.
4. the vacuum pump group according to claim 1 applied to tobacco leaf processing, it is characterised in that：Described screw vacuum pump
（2）Suction inlet on be provided with filter（11）, filter（11）Air inlet and Roots vaccum pump（3）Exhaust outlet be connected.
5. the vacuum pump group according to claim 1 applied to tobacco leaf processing, it is characterised in that：The Roots vaccum pump
（3）Quantity be at least one, multiple Roots vaccum pumps（3）Between be in parallel connection.
6. the vacuum pump group according to claim 5 applied to tobacco leaf processing, it is characterised in that：Described vacuum condensation storage
The quantity of water installations is two, the mixing condenser in two vacuum condensation water storage devices（6）Between be mutually in series, two are mixed
Box-like condenser（6）Exhaust outlet be connected to a water ring vacuum pump（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721118250.0U CN207125311U (en) | 2017-09-02 | 2017-09-02 | A kind of vacuum pump group applied to tobacco leaf processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721118250.0U CN207125311U (en) | 2017-09-02 | 2017-09-02 | A kind of vacuum pump group applied to tobacco leaf processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207125311U true CN207125311U (en) | 2018-03-23 |
Family
ID=61637309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721118250.0U Active CN207125311U (en) | 2017-09-02 | 2017-09-02 | A kind of vacuum pump group applied to tobacco leaf processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207125311U (en) |
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2017
- 2017-09-02 CN CN201721118250.0U patent/CN207125311U/en active Active
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