CN213942163U - DMF solvent vacuum recovery system - Google Patents
DMF solvent vacuum recovery system Download PDFInfo
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- CN213942163U CN213942163U CN202022516439.3U CN202022516439U CN213942163U CN 213942163 U CN213942163 U CN 213942163U CN 202022516439 U CN202022516439 U CN 202022516439U CN 213942163 U CN213942163 U CN 213942163U
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- dmf solvent
- recovery system
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- tank body
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Abstract
The utility model discloses a DMF solvent vacuum recovery system, including base, jar body, condensing equipment and collection tank, the one end at base top is fixed with the heating jacket, and the heating jacket inside central position department cover is equipped with a jar body, the inside bottom of heating jacket is provided with constant temperature heating resistor, the inside of jar body is provided with the stirring piece, the opposite side that removes the foam device passes through the second air duct and is connected with condensing equipment, and the bottom that removes the foam device is passed through the back flow and is connected with the other end at jar body top. The utility model discloses an install base, jar body, heating resistor, first air duct, vacuum pump, defoaming device, back flow, second air duct, condensing equipment, condenser pipe and collection tank for produce the heat after the constant temperature heating resistor circular telegram, the internal waste water of jar is heated the evaporation, lets in cold water to in the condenser pipe, carries out the heat exchange with hot steam, makes the steam that contains the DMF solvent become the condensation liquid and falls into the collection tank, and then retrieves the DMF solvent.
Description
Technical Field
The utility model relates to a vacuum recovery system technical field specifically is a DMF solvent vacuum recovery system.
Background
With the rapid development of the current industry, the application of an organic solvent is increasingly wide, a DMF (dimethyl formamide) solvent is an organic compound, is a colorless transparent liquid, can be mutually dissolved with water and most of organic solvents, is dissolved in water in part of industrial production and is discharged as wastewater, and is easy to pollute the environment, so that the DMF solvent needs to be recovered, but most of the existing recovery systems have some problems, specifically the following steps;
1. in the conventional recovery system, a water flush pump is usually adopted for vacuum pumping, and a DMF solvent is brought into working water of the water flush pump, so that water in a vacuum water tank is polluted by the solvent, and the DMF solvent is easy to waste;
2. when a part of vacuum recovery systems heat DMF solvent, the heating speed is low, and the heating is uneven, so that the recovery efficiency is low;
3. the partial vacuum recovery system does not have a damping structure, large-amplitude shaking is easily generated during working, and stability is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a DMF solvent vacuum recovery system to the recovery mode that provides exists not enough, the slow not enough even and the not good problem of stability of heating in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a DMF solvent vacuum recovery system comprises a base, a tank body, a condensing device and a collecting tank, wherein a heating jacket is fixed at one end of the top of the base, the tank body is sleeved at the central position inside the heating jacket, a constant-temperature heating resistor is arranged at the bottom end inside the heating jacket, a stirring piece is arranged inside the tank body, a motor is fixed at the top end of the tank body, the output end of the motor is connected with the stirring piece through a rotating shaft, the collecting tank is fixed at the other end of the top of the base, a liquid outlet is arranged at the bottom end of the collecting tank, the condensing device is fixed at the top end of the collecting tank, a condensing pipe is arranged inside the condensing device, a defoaming device is fixed at one side of the condensing device, a defoaming device is arranged at the top end inside the defoaming device, one side of the defoaming device is connected with one end of the top of the tank body through a first air guide pipe, and a vacuum pump is arranged on the first air guide pipe, the other side of the defoaming device is connected with the condensing device through a second air duct, and the bottom end of the defoaming device is connected with the other end of the top of the tank body through a return pipe.
Preferably, four corners of base bottom all are provided with damping support, and damping support inside central position department all is provided with the movable rod through stiff spring, and the top of movable rod is fixed with receives the pressure plate, and the top that receives the pressure plate all with the bottom fixed connection of base, improve the stability of during operation.
Preferably, the both ends at shock-absorbing support top all are provided with the uide bushing, and all are provided with the guide bar in the uide bushing, and the top of guide bar all is connected with the bottom that receives the pressure plate, plays spacing and direction effect.
Preferably, evenly distributed has the heat conduction ring in the heating jacket outside jar body, and evenly through heat conduction pole and constant temperature heating resistance connection between the heat conduction ring, heat conduction ring and heat conduction pole are the copper alloy material that coefficient of heat conductivity is high for it is more even comprehensive to be heated.
Preferably, the support rod is arranged at the central position inside the demister, and a wire mesh is uniformly distributed between the support rods, so that the mist in the gas can be taken out conveniently.
Preferably, the condenser pipe is in the heliciform is fixed in condensing equipment, and the inner wall of condenser pipe evenly coated has an enamel layer, does benefit to the time that the extension cold water passes through for the heat exchange is more abundant, and recovery efficiency is higher, and enamel layer makes the inner wall of condenser pipe be difficult to the scale deposit simultaneously.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the DMF solvent vacuum recovery system is characterized in that a base is installed, a tank body, a heating resistor, a first air duct, a vacuum pump, a defoaming device, a backflow pipe, a second air duct, a condensing device, a condensing pipe and a collecting tank are installed, so that heat is generated after the constant-temperature heating resistor is electrified, waste water in the tank body is heated and evaporated, steam containing a DMF solvent enters the defoaming device through the first air duct by the vacuum pump, fog drops in the steam are removed, then the steam enters the condensing device, cold water is introduced into the condensing pipe to exchange heat with the hot steam, the steam containing the DMF solvent is condensed into liquid and falls into the collecting tank, and the DMF solvent is recovered. And continuing to evaporate and recover.
(2) This DMF solvent vacuum recovery system presss from both sides the cover through installing the heating, the heat conduction pole, the heat conduction ring, motor and stirring piece, the even hoop of heat conduction ring is in the outside of jar body, the heat that produces after the constant temperature heating resistance circular telegram evenly transmits the heat conduction ring through the heat conduction pole on, heat conduction pole and heat conduction ring are the high copper alloy material of coefficient of heat conductivity, make jar physical stamina rotate by even quick heating, the motor drives the stirring piece through the pivot simultaneously and rotates, stir waste water, improve inside waste water efficiency of being heated, and then improve the efficiency of DMF solvent recovery.
(3) This DMF solvent vacuum recovery system is through installing shock mount, receive the pressure plate, the movable rod, stiff spring, uide bushing and guide bar, if make when retrieving work vibrations, the vibrations force makes the base bottom push down and receives the pressure plate, make the movable rod that receives the pressure plate bottom compress stiff spring in shock mount, deformation and recovery through stiff spring absorb the vibrations force, play the effect of shock attenuation buffering, the both ends that receive the pressure plate bottom simultaneously all are fixed with the guide bar, the both ends at shock mount top all are provided with the uide bushing with guide bar assorted, do benefit to and play spacing and the effect of direction.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic view of a partial top-view cross-sectional structure of the present invention;
FIG. 3 is a schematic top view of the demister of the present invention;
fig. 4 is the schematic view of the sectional structure of the shock-absorbing support of the present invention.
In the figure: 1. a shock-absorbing support; 2. a base; 3. heating a resistor at a constant temperature; 4. a tank body; 5. a heat conducting rod; 6. a stirring member; 7. a heating jacket; 8. a vacuum pump; 9. a motor; 10. a first air duct; 11. a defoaming device; 12. A demister; 13. a second air duct; 14. a condensing unit; 15. a return pipe; 16. a condenser tube; 17. a heat conducting ring; 18. a collection tank; 19. a liquid outlet; 20. a support bar; 21. a wire mesh; 22. a guide sleeve; 23. a pressure receiving plate; 24. a movable rod; 25. a rigid spring; 26. a guide rod.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a DMF solvent vacuum recovery system comprises a base 2, a tank body 4, a condensing device 14 and a collecting tank 18, wherein a heating jacket 7 is fixed at one end of the top of the base 2, the tank body 4 is sleeved at the central position inside the heating jacket 7, damping supports 1 are arranged at four corners of the bottom of the base 2, movable rods 24 are arranged at the central positions inside the damping supports 1 through rigid springs 25, pressure plates 23 are fixed at the top ends of the movable rods 24, and the top ends of the pressure plates 23 are fixedly connected with the bottom of the base 2;
if vibration is generated during the recovery work, the vibration force causes the bottom 2 of the base to press the pressure receiving plate 23, the movable rod 24 at the bottom of the pressure receiving plate 23 is caused to compress the rigid spring 25 in the shock absorption support 1, and the vibration force is absorbed through the deformation and recovery of the rigid spring 25 to play a role in shock absorption and buffering;
the two ends of the top of the shock absorption support 1 are both provided with guide sleeves 22, guide rods 26 are arranged in the guide sleeves 22, and the top ends of the guide rods 26 are connected with the bottoms of the compression plates 23, so that the limiting and guiding effects are facilitated;
the bottom end inside the heating jacket 7 is provided with a constant temperature heating resistor 3, heat conducting rings 17 are uniformly distributed in the heating jacket 7 outside the tank body 4, the heat conducting rings 17 are uniformly connected with the constant temperature heating resistor 3 through heat conducting rods 5, and the heat conducting rings 17 and the heat conducting rods 5 are made of copper alloy materials with high heat conductivity coefficients;
the constant-temperature heating resistor 3 generates heat after being electrified, the heat is uniformly transmitted to the heat conducting ring 17 through the heat conducting rod 5, and the heat conducting rod 5 and the heat conducting ring 17 are made of copper alloy materials with high heat conductivity coefficients, so that the tank body 4 can be uniformly and rapidly heated;
a stirring part 6 is arranged in the tank body 4, a motor 9 is fixed at the top end of the tank body 4, the output end of the motor 9 is connected with the stirring part 6 through a rotating shaft, a collecting tank 18 is fixed at the other end of the top of the base 2, a liquid outlet 19 is arranged at the bottom end of the collecting tank 18, a condensing device 14 is fixed at the top end of the collecting tank 18, and a condensing pipe 16 is arranged in the condensing device 14;
cold water is introduced into the condensation pipe 16 to exchange heat with hot steam, so that the steam containing the DMF solvent is condensed into liquid and falls into the collection tank 18, and the DMF solvent is recovered;
the condensation pipe 16 is fixed in the condensation device 14 in a spiral shape, and the inner wall of the condensation pipe 16 is uniformly coated with an enamel layer, so that the passing time of cold water is prolonged, the heat exchange is more sufficient, the recovery efficiency is higher, and meanwhile, the inner wall of the condensation pipe 16 is not easy to scale due to the enamel layer;
a defoaming device 11 is fixed on one side of a condensing device 14, a demister 12 is arranged at the top end inside the defoaming device 11, one side of the defoaming device 11 is connected with one end of the top of a tank 4 through a first air duct 10, a vacuum pump 8 is arranged on the first air duct 10, the other side of the defoaming device 11 is connected with the condensing device 14 through a second air duct 13, a support rod 20 is arranged at the central position inside the defoaming device 12, silk screens 21 are uniformly distributed among the support rods 20, when gas with mist passes through the silk screens 21, the mist collides with the silk screens 21 and is attached to the surfaces of the silk screens 21, and further the mist in the steam is removed;
the bottom end of the defoaming device 11 is connected with the other end of the top of the tank body 4 through a return pipe 15, and fog drops generated in the defoaming device 11 downwards enter the tank body 4 again through the return pipe 15 to continue evaporation and recovery;
the specific model specifications of the constant temperature heating resistor 3, the vacuum pump 8 and the motor 9 need to be calculated and determined according to the model selection of the specification parameters and the like of the device, and the model selection calculation method is the prior art, so detailed description is omitted.
The working principle is as follows: when the device is used, the constant-temperature heating resistor 3 generates heat after being electrified, the heat is uniformly transmitted to the heat conducting ring 17 through the heat conducting rod 5, the heat conducting rod 5 and the heat conducting ring 17 are made of copper alloy materials with high heat conductivity coefficient, so that the tank body 4 can be uniformly and rapidly heated, meanwhile, the motor 9 drives the stirring piece 6 to rotate through the rotating shaft, the waste water is stirred, the heating efficiency of the internal waste water is improved, the waste water in the tank body 4 is uniformly heated and evaporated, the vacuum pump 8 enables the steam containing the DMF solvent to enter the defoaming device 11 through the first air duct 10, the demister 12 removes fog drops in the steam, then the steam enters the condensing device 14, cold water is introduced into the condensing pipe 16 to exchange heat with the hot steam, the steam containing the DMF solvent is condensed into liquid to fall into the collecting tank 18, the DMF solvent is further recovered, compared with the conventional method that the water jet pump is adopted for vacuum pumping, this mode is difficult to bring the DMF solvent into the working water of water-washed pump, also avoid appearing the extravagant phenomenon of DMF solvent, the droplet that produces in the defoaming device 11 enters jar body 4 again downwards through back flow 15, continue evaporating and retrieving, if produce vibrations when retrieving the work, the shaking force makes base bottom 2 portion push down and receives the pressure plate 23, make and receive the movable rod 24 of pressure plate 23 bottom in shock-absorbing support 1 compression rigid spring 25, deformation and the recovery absorption shaking force through rigid spring 25, play the effect of shock attenuation buffering, the both ends of receiving pressure plate 23 bottom all are fixed with guide bar 26 simultaneously, the both ends at shock-absorbing support 1 top all are provided with guide sleeve 22 with guide bar 26 assorted, do benefit to and play spacing and guide's effect.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a DMF solvent vacuum recovery system, includes base (2), jar body (4), condensing equipment (14) and collection tank (18), its characterized in that: a heating jacket (7) is fixed at one end of the top of the base (2), a tank body (4) is sleeved at the central position inside the heating jacket (7), a constant-temperature heating resistor (3) is arranged at the bottom end inside the heating jacket (7), a stirring part (6) is arranged inside the tank body (4), a motor (9) is fixed at the top end of the tank body (4), the output end of the motor (9) is connected with the stirring part (6) through a rotating shaft, a collecting tank (18) is fixed at the other end of the top of the base (2), a liquid outlet (19) is arranged at the bottom end of the collecting tank (18), a condensing device (14) is fixed at the top end of the collecting tank (18), a condensing pipe (16) is arranged inside the condensing device (14), a foam removing device (11) is fixed at one side of the condensing device (14), and a foam remover (12) is arranged at the top end inside the foam removing device (11), one side of the defoaming device (11) is connected with one end of the top of the tank body (4) through a first air duct (10), a vacuum pump (8) is arranged on the first air duct (10), the other side of the defoaming device (11) is connected with a condensing device (14) through a second air duct (13), and the bottom end of the defoaming device (11) is connected with the other end of the top of the tank body (4) through a return pipe (15).
2. A DMF solvent vacuum recovery system according to claim 1, wherein: four corners of base (2) bottom all are provided with damping support (1), and damping support (1) inside central position department all is provided with movable rod (24) through stiff spring (25), and the top of movable rod (24) is fixed with receives pressure plate (23), and receives the top of pressure plate (23) all with the bottom fixed connection of base (2).
3. A DMF solvent vacuum recovery system according to claim 2, wherein: both ends at shock-absorbing support (1) top all are provided with uide bushing (22), and all are provided with guide bar (26) in uide bushing (22), and the top of guide bar (26) all is connected with the bottom that receives pressure plate (23).
4. A DMF solvent vacuum recovery system according to claim 1, wherein: heat conduction rings (17) are uniformly distributed in the heating jacket (7) on the outer side of the tank body (4), the heat conduction rings (17) are uniformly connected with the constant-temperature heating resistor (3) through heat conduction rods (5), and the heat conduction rings (17) and the heat conduction rods (5) are made of copper alloy materials with high heat conductivity coefficients.
5. A DMF solvent vacuum recovery system according to claim 1, wherein: the center position inside the demister (12) is provided with support rods (20), and silk screens (21) are uniformly distributed among the support rods (20).
6. A DMF solvent vacuum recovery system according to claim 1, wherein: condenser pipe (16) are the heliciform and are fixed in condensing equipment (14), and the inner wall of condenser pipe (16) even coating has the enamel layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022516439.3U CN213942163U (en) | 2020-11-04 | 2020-11-04 | DMF solvent vacuum recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022516439.3U CN213942163U (en) | 2020-11-04 | 2020-11-04 | DMF solvent vacuum recovery system |
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| Publication Number | Publication Date |
|---|---|
| CN213942163U true CN213942163U (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022516439.3U Active CN213942163U (en) | 2020-11-04 | 2020-11-04 | DMF solvent vacuum recovery system |
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| CN (1) | CN213942163U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114031140A (en) * | 2021-11-24 | 2022-02-11 | 南昌工程学院 | Circulating type rare earth wastewater comprehensive treatment system |
| CN117923577A (en) * | 2024-03-22 | 2024-04-26 | 广东雅迪环保设备有限公司 | Secondary evaporation concentration equipment to evaporation mother liquor of landfill leachate |
-
2020
- 2020-11-04 CN CN202022516439.3U patent/CN213942163U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114031140A (en) * | 2021-11-24 | 2022-02-11 | 南昌工程学院 | Circulating type rare earth wastewater comprehensive treatment system |
| CN117923577A (en) * | 2024-03-22 | 2024-04-26 | 广东雅迪环保设备有限公司 | Secondary evaporation concentration equipment to evaporation mother liquor of landfill leachate |
| CN117923577B (en) * | 2024-03-22 | 2024-06-07 | 广东雅迪环保设备有限公司 | Secondary evaporation concentration equipment to evaporation mother liquor of landfill leachate |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226500 No.10, Yuejiang Road, Changjiang Town, Rugao City, Nantong City, Jiangsu Province Patentee after: Jiangsu Baozhong Baoda Pharmaceutical Co.,Ltd. Address before: 226500 No.10, Yuejiang Road, Changjiang Town, Rugao City, Nantong City, Jiangsu Province Patentee before: JIANGSU BAOZONG & BAODA PHARMACHEM Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |