CN209809682U - Rubber vacuum filter capable of automatically correcting deviation - Google Patents
Rubber vacuum filter capable of automatically correcting deviation Download PDFInfo
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- CN209809682U CN209809682U CN201920203483.3U CN201920203483U CN209809682U CN 209809682 U CN209809682 U CN 209809682U CN 201920203483 U CN201920203483 U CN 201920203483U CN 209809682 U CN209809682 U CN 209809682U
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- adhesive tape
- filter cloth
- filter
- rubber
- vacuum
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Abstract
The utility model discloses a rubber vacuum filter can rectify automatically, include: the folding plate type feeding device is backward in feeding direction; a filter cake washing device arranged above the adhesive tape; the driving roller is arranged below the adhesive tape, and is connected with a planetary cycloidal pin gear speed reducer, a worm gear, a driving motor and a frequency converter in sequence and is in contact with the adhesive tape and the filter cloth; a scraper device in contact with a portion of the tape; the cross section of the vacuum box is a diamond shape and is connected into a whole by sections; the automatic deviation rectifying device consists of an air source 61, a deviation rectifying roller 62, a deviation rectifying cylinder 63, a three-position five-way electromagnetic valve 64, a proximity switch and a proximity switch; curing the treated parallel tapes. The automatic deviation correcting device can correct the filter cloth in time when the filter cloth deviates, the filter cloth is prevented from being pulled and torn to one side, the waste of materials is avoided at the skirt edge, the materials stuck on the upper part of the filter cloth at the discharging end are washed, cleaned and recycled in time, and the carrier roller is supported more firmly and is not easy to deviate.
Description
Technical Field
The utility model relates to a vacuum filter technical field, more specifically relates to a rubber vacuum filter that can rectify automatically.
Background
The horizontal belt vacuum filter is a solid-liquid separation equipment which makes the filtering suspension liquid pass through the horizontal adhesive tape and the filter cloth which synchronously run on the fixed vacuum box under the action of the vacuum suction force of the fixed vacuum box, intercepts solid-phase materials and discharges liquid-phase fluid. As a solid-liquid separation device, the solid-liquid separation device is widely applied to chemical industry, medicine, food, electric power, mines and environmental protection.
The fixed chamber belt vacuum filter consists of rubber filter belt, vacuum box, driving roller, driven roller, feeding channel, filter cloth deviation corrector, filter cloth washer, driver, rubber belt supporting table, frame and other parts. The adhesive tape is in sliding contact with the vacuum chamber (a friction tape is arranged between the adhesive tape and the vacuum chamber, and sealed and lubricated by sealing water), and when the vacuum pump works, a vacuum pumping area is formed on the adhesive tape. The slurry is uniformly distributed on a moving filter belt through a feeding device. The slurry is filtered under the action of vacuum, and the filtrate passes through the filter cloth, is converged by the transverse grooves on the adhesive tape and enters the vacuum box through the small holes, and then is discharged by the gas-water separator. The filter cake formed after suction filtration proceeds forward to be washed. The washing adopts a multi-stage washing mode. And (3) carrying out vacuum dehydration and suction drying on the washed filter cake again, finally unloading the filter cake at the turning position of the filter cloth by virtue of gravity, and scraping part of the filter cake by using a scraper. The filter cloth and the adhesive tape are regenerated through the washing tank when returning, and the operation is continued.
When the filter cloth deviates in the operation process of the existing old horizontal belt machine in a workshop, the material leaks seriously, the machine needs to be stopped and the deviation is corrected manually, the operation time is delayed, and the yield is influenced. And the two sides of the filter cloth at the blanking end are not provided with leakage-proof devices, so that the material is wasted when the feeding quantity is adjusted too much. Materials on the filter cloth at the discharge end are seriously bonded and are not easy to clean, and part of the materials are bonded on the bottom carrier roller to cause the filter cloth deviation and the carrier roller shaft to be broken.
Therefore, there is a need to design a new rubber vacuum filter capable of automatically rectifying deviation, which can improve the running time and increase the yield.
SUMMERY OF THE UTILITY MODEL
To the not enough among the above-mentioned background art, in order to solve this condition that the horizontal band machine exists, the utility model aims to provide a novel rubber vacuum filter that can rectify automatically, install gasbag automatic deviation rectification device on original equipment basis, the device is the pneumatic watertight fittings of machinery, can in time rectify a deviation. The rubber skirt edges are arranged at two sides of the original rubber track to prevent leakage. And replacing the original track carrier roller. And a filter cloth flushing device is additionally arranged at the inclined plane of the filter cloth at the discharge end, and a multi-stage flushing pump is installed. And washing the materials stuck on the filter cloth in time and recovering.
In order to achieve the above object, the utility model provides a following technical scheme:
a rubber vacuum filter capable of automatically rectifying deviation comprises: the feeding device 1 adopts a folded plate type, and the feeding direction is backward; a cake washing device 2 installed above the adhesive tape 8 for washing a cake, said cake washing device 2 having two forms: the first form is an overflow weir-shaped sawtooth grid type water spraying device, wherein a leaching device part and a filter belt of the sawtooth grid type water spraying device are horizontally horizontal, and overflow water in each sawtooth opening is uniform; the second type is a spray nozzle type washing device, the sprayed washing liquid is in a plane fan shape, the distance between a spray nozzle and a filter cake is 100mm, and the spraying directions are adjusted to be consistent;
the driving roller 3 is installed below the adhesive tape 8, is used for driving the adhesive tape 8 to run, is made of acid-resistant rubber coated outside a steel roller, and is connected with a planetary cycloidal pin gear speed reducer, a worm gear, a speed reducer, a driving motor and a frequency converter in sequence and is in contact with the adhesive tape 8 and filter cloth;
the scraper device 4 is in contact with a part of the adhesive tape 8 and is used for stripping and discharging filter cakes, and the scraper device 4 is a thin plate type scraper or a steel wire scraper which is processed by polypropylene or hard polyethylene.
The cross section of the vacuum box 5 is rhombic and is made of corrosion-resistant materials, the center line of the vacuum box 5 is coincident with the center line of the central row hole of the adhesive tape, the vacuum box 5 is connected into a whole in sections, each section is provided with a pipe orifice connected with the liquid collecting main pipe, and filtrate is finally discharged through the vacuum box 5, the liquid collecting main pipe and the steam-water separator.
The automatic deviation rectifying device 6 is composed of an air source 61, a deviation rectifying roller 62, a deviation rectifying air cylinder 63, a three-position five-way electromagnetic valve 64, a first proximity switch 65 and a second proximity switch 66, wherein the air source 61 is connected with the deviation rectifying air cylinder 63 through the three-position five-way electromagnetic valve 64, the first proximity switch 65 and the second proximity switch 66 are arranged on the adhesive tape 8, and the deviation rectifying roller is in contact with the filter cloth and used for rectifying deviation of the filter cloth;
the rubber belt 8 is connected with the sliding table, the rubber belt 8 is a parallel rubber belt subjected to vulcanization treatment, the rubber belt 8 supports filter cloth, bears vacuum adsorption force and transmits power, and the framework material of the rubber belt 8 is polyester canvas.
Preferably, the device also comprises a filter cloth flushing device 7 which is arranged at the inclined plane of the filter cloth at the blanking end, and the filter cloth flushing device 7 comprises a pure water washing device and a multistage pump connected with the pure water washing device.
Preferably, a wavy rubber skirt is bonded to one peripheral edge of the adhesive tape 8.
Preferably, a water film is adopted between the adhesive tape 8 and the sliding table for supporting, and the adhesive tape 8 floats on the water film.
Preferably, the device also comprises a plurality of supporting rollers 9 which are arranged on the lower side of the adhesive tape 8.
Preferably, the vacuum filter further comprises an electric and pneumatic control cabinet 10, the electric and pneumatic control cabinet comprises an electric control system and a pneumatic control system, the vacuum filter is controlled by the electric control system, the electric control system adopts variable frequency speed regulation control, the pneumatic control system controls the action of the air cylinder through an electromagnetic valve, and an oil-water separator and an oil atomizer are arranged in the air source triplet.
Preferably, an annular friction belt is arranged between the vacuum box 5 and the adhesive tape 8, water is filled for sealing, and an automatic lifting device is arranged to be connected with the annular friction belt.
The utility model has the advantages that: the filter cloth can be timely corrected when the filter cloth is deviated after the automatic deviation correcting device is installed, the filter cloth is prevented from being inclined to one side and being torn, the waste of materials is avoided after the skirt edge is installed on the periphery of the rubber belt, the materials adhered to the upper part of the filter cloth at the discharging end after the filter cloth flushing device is installed can be timely washed and recovered, the problem that the carrier roller adhesive materials cannot be timely cleaned is solved, the carrier roller is adopted to support the filter cloth to be more smooth and firm, and the rubber belt is not prone to deviation.
Drawings
FIG. 1 is a schematic structural view of a fixed-chamber belt vacuum filter according to the prior art;
fig. 2 is a schematic structural diagram of an automatic deviation rectifying device under the condition that the filter cloth is in the middle according to the embodiment of the utility model.
Fig. 3 is a schematic structural diagram of an automatic deviation rectifying device according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of another automatic deviation rectifying device according to an embodiment of the present invention.
In the figure: the device comprises a feeding device 1, a filter cake washing device 2, a driving roller 3, a scraper device 4, a vacuum box 5, an automatic deviation rectifying device 6, a filter cloth flushing device 7, an adhesive tape 8 and a carrier roller 9.
Detailed Description
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, wherein like reference numerals refer to like elements and techniques of the present invention so that advantages and features of the present invention may be more readily understood when implemented in a suitable environment. The following description is an embodiment of the present invention, and other embodiments related to the claims that are not explicitly described also fall within the scope of the claims.
Example (b):
the rubber vacuum filter that can rectify automatically that fig. 1 shows includes:
feeding device 1, feeding device 1 adopt folded plate formula, make the ground paste equipartition on the filter belt, reinforced direction should be backward to make full use of tray forms the natural settling zone, prevents that the filter cake from being damaged, improves filtration efficiency and filtration quality.
The cake washing device 2, installed above the adhesive tape 8, is used for washing the cake, and generally has two forms: 1) the leaching device is used for occasions needing washing by a liquid column replacement method, the structure of the leaching device adopts an overflow weir-shaped sawtooth grid type water spraying device, the leaching device and a filter belt are ensured to be horizontal when the leaching device is installed, overflow in each sawtooth opening is uniform, and a filter cake is not damaged by washing; 2) spray nozzle type washing device: the method is used for washing by adopting a jet tumbling method. The washing liquid needs certain pressure, and the washing liquid that sprays out becomes plane fan-shaped, and the nozzle is 100mm apart from the filter cake during installation, and the direction of spraying should be adjusted unanimously. The two forms can be mixed and matched for use.
And the driving roller 3 is arranged below the adhesive tape 8, is used for driving the adhesive tape 8 to run, and is made of acid-resistant rubber coated outside the steel roller. The frequency converter controls the driving motor, drives the driving roller 3 after two-stage speed reduction by the speed reducer or speed reduction by the planet cycloidal pin gear speed reducer and the worm gear, and drives the adhesive tape 8 and the filter cloth to move by virtue of the friction force between the tensioned filter belt and the rubber layer.
And the scraper device 4 is contacted with one part of the adhesive tape 8, and is used for stripping and discharging the filter cake. The filter belt and the filter cake sucked dry on the filter belt are separated from the adhesive tape 8 and continuously move forwards, when the filter belt runs to the driving roller 3, the filter cake is easy to strip off the filter belt because the curvature of the filter belt is larger (the curvature radius is smaller), and then the filter cake is stripped off and discharged by a thin plate type scraper or a steel wire scraper. The scraper is made of polypropylene (or hard polyethylene) with high elasticity and high wear resistance.
The cross section of the vacuum box 5 is rhombic and is made of corrosion-resistant materials, the center line of the vacuum box 5 coincides with the center line of the central row hole of the adhesive tape, the vacuum box 5 is connected into a whole in sections, each section is provided with a pipe orifice connected with the liquid collecting main pipe, and filtrate is finally discharged through the vacuum box 5, the liquid collecting main pipe and the steam-water separator.
Automatic deviation correcting device 6, automatic deviation correcting device 6 comprises air supply 61, correction roller 62, the cylinder 63 of rectifying, tribit five-way solenoid valve 64 and first proximity switch 65 and second proximity switch 66, air supply 61 is connected with the cylinder 63 of rectifying through tribit five-way solenoid valve 64, first proximity switch 65 and second proximity switch 66 arrange on sticky tape 8, the stick of rectifying and the contact of filter cloth for correct the filter cloth off tracking, automatic deviation correcting device's theory of operation is as follows: as shown in fig. 2, when the filter cloth is in the middle, the filter cloth touches the deflector rod, the proximity switch is not switched on, the three-position five-way electromagnetic valve 64 does not act, and the rectification roller 62 is at the initial position; as shown in fig. 3, when the filter cloth deviates to the first proximity switch 65 and the proximity switch is switched on, the three-position five-way solenoid valve 64 is electrified and reversed, the cylinder acts as shown in fig. 3, and the deviation rectifying roller 62 forms a certain angle with the vertical direction, so that the deviation of the filter cloth is rectified; as shown in fig. 4: when the filter cloth deflects to the second proximity switch 66 and the proximity switch is switched on, the three-position five-way electromagnetic valve 64 is electrified and reversed, the cylinder acts as shown in figure 4, and the deflection correcting roller 62 forms a certain angle with the vertical direction, so that the deflection of the filter cloth is corrected.
The deviation of the filter cloth is inevitable because the filter cloth is inevitably connected with tightness and length, and parallel errors also exist among the redirection rollers, although the phenomenon that the redirection rollers can correct the general deviation of the filter cloth to one side is adjusted, the deviation of the filter cloth which is instable in the moment (caused by the change of the parameters, the cloth and the like) must be corrected by a deviation correcting device; therefore, the automatic deviation correcting device is a very important part of the adhesive tape machine. The automatic deviation correcting device has the model number of DU-15.6m2/1300DU-15.6m2/1300-JP in the embodiment.
And the filter cloth flushing device 7 is arranged at the inclined plane of the filter cloth at the blanking end, the filter cloth flushing device 7 comprises a pure water washing device and a multistage pump connected with the pure water washing device, and the model of the multistage pump is CDLF4-120 FSWSC. After the filter cloth flushing device is installed, materials adhered to the upper part of the filter cloth at the discharging end can be flushed and recovered in time, and the problem that carrier roller adhered materials cannot be cleaned in time is solved. The reason that this filter cloth washing unit set up lies in: after the filter cake is removed, the filter cloth must be washed by high-pressure water, and good filtering effect and service life of the filter cloth can be ensured after regeneration. If the filter cloth can not be effectively regenerated, the filter cloth can be quickly blocked, filter residues are gradually stuck on the roller, the filter cloth is folded and deviated, the filter is seriously blocked, the filtering effect is deteriorated, the water content of the filter cake is increased, the discharging is more difficult, the cleaning is more difficult, and a vicious circle is formed, so that the normal work can not be realized. It is necessary to check the cleaning condition of the filter cloth frequently by paying attention to the operation of the cleaning apparatus.
The rubber belt 8 is a core part of the filter, the rubber belt 8 is connected with the sliding table, the rubber belt 8 adopts parallel rubber belts, the rubber belt supports the filter cloth, bears vacuum adsorption force and transmits power, the framework material adopts polyester canvas with excellent performance, and the rubber belt is vulcanized under a pressurized state so as to bear corresponding high pressure and ensure that the maximum interlayer adsorption force is obtained, so that the rubber layer does not generate air holes and has good wear resistance. The rubber skirt is bonded on the edge of the periphery of the adhesive tape 8, so that the waste of materials is avoided, the skirt bonding mode is low in manufacturing cost, long in service life and simple to replace, filtrate is effectively prevented from flowing out to two sides, the rubber skirt is 70000 multiplied by 100mm in model and 70 m in length, and the wavy skirt with good expansion performance is adopted. A water film is adopted between the adhesive tape 8 and the sliding table for supporting, the adhesive tape floats on the water film, the running resistance is greatly reduced, and the service life of the adhesive tape 8 is prolonged.
A plurality of carrier rollers 9 are arranged at the lower side of the adhesive tape 8, the model of the carrier rollers 9 is DU-15.6m 2/1300250 x 1180mm Q235+ rubber, a plurality of carrier rollers 9 can be additionally arranged to be used as supports to prevent the offset caused by excessive sagging of the adhesive tape 8, and the original supporting devices of the adhesive tape 8 can be replaced by the carrier rollers 9.
The electric and pneumatic control cabinet 10 comprises an electric control system and a pneumatic control system, so that the vacuum filter is controlled, the electric control system adopts frequency conversion speed regulation control, and the whole system is stable and reliable in control and high in precision. The air control system controls the action of the air cylinder through an electromagnetic valve, an oil-water separator and an oil mist separator are arranged in an air source triplet, the oil-water separator is used for purifying compressed air and removing impurities such as water in the compressed air so as to prevent a pneumatic element behind the air cylinder from being damaged, a switch at the bottom of the oil-water separator is opened to discharge separated water after the oil-water separator is used for a period of time, clean engine oil is added into the oil mist separator, a little engine oil is replaced by the engine oil, a small amount of engine oil is taken away when the compressed air passes through the oil mist separator to lubricate the pneumatic element, and the oil is supplemented in time after the oil is used up.
In addition, an annular friction belt is arranged between the vacuum box 5 and the adhesive tape 8, so that the abrasion of the adhesive tape is reduced, water is filled for sealing, and the water also plays a role of lubrication, so that the vacuum sealing is reliable, the running resistance is small, the service life is prolonged, and an automatic lifting device is arranged to facilitate the installation and maintenance of the friction belt.
The embodiment also relates to other parts of the rubber vacuum filter capable of automatically correcting the deviation, which adopts a form of a list, and the table 1 is a modified material list of the rubber vacuum filter with the automatic deviation correcting device.
Table 1:
the technical scheme of this embodiment adopts and to correct in time when the filter cloth off tracking behind the installation automatic deviation correcting device, prevents that the filter cloth from drawing to one side and tearing the phenomenon, behind sticky tape a week edge installation shirt rim, has stopped the waste of material, and the material that the filter cloth upper portion was glued can in time be washed and retrieved to the material of unloading end filter cloth upper portion behind the installation filter cloth washing unit to solved the unable condition in time of clearance of bearing roller sizing, adopt the bearing roller to support more level and smooth firm, the sticky tape is difficult to the off tracking.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim.
Claims (7)
1. The utility model provides a but rubber vacuum filter of automatic deviation rectification which characterized in that includes:
the feeding device (1) adopts a folded plate type, and the feeding direction is backward;
-a cake washing device (2) mounted above the adhesive tape (8) for washing the cake, said cake washing device (2) having two forms: the first form is an overflow weir-shaped sawtooth grid type water spraying device, wherein a leaching device part and a filter belt of the sawtooth grid type water spraying device are horizontally horizontal, and overflow water in each sawtooth opening is uniform; the second type is a spray nozzle type washing device, the sprayed washing liquid is in a plane fan shape, the distance between a spray nozzle and a filter cake is 100mm, and the spraying directions are adjusted to be consistent;
the driving roller (3) is arranged below the adhesive tape (8) and used for driving the adhesive tape (8) to run, the steel roller is coated with acid-resistant rubber, and the driving roller (3) is connected with a planetary cycloidal pin gear speed reducer, a worm gear, a driving motor and a frequency converter and is in contact with the adhesive tape (8) and filter cloth;
the scraper device (4) is in contact with one part of the adhesive tape (8) and is used for stripping and discharging filter cakes, and the scraper device (4) is a thin plate type scraper or a steel wire scraper which is processed by polypropylene or hard polyethylene;
the cross section of the vacuum box (5) is rhombic and is made of corrosion-resistant materials, the center line of the vacuum box (5) is coincident with the center line of a central row hole of the adhesive tape, the vacuum box (5) is connected into a whole in sections, each section is provided with a pipe orifice connected with a liquid collecting main pipe, and filtrate is finally discharged through the vacuum box, the liquid collecting main pipe and a steam-water separator;
the automatic deviation rectifying device (6) is composed of an air source (61), a deviation rectifying roller (62), a deviation rectifying cylinder (63), a three-position five-way electromagnetic valve (64), a first proximity switch (65) and a second proximity switch (66), the air source (61) is connected with the deviation rectifying cylinder (63) through the three-position five-way electromagnetic valve (64), the first proximity switch (65) and the second proximity switch (66) are arranged on the adhesive tape (8), and the deviation rectifying roller (62) is in contact with the filter cloth and used for rectifying deviation of the filter cloth;
the rubber belt (8), rubber belt (8) and slip table are connected, parallel sticky tape that the vulcanization was handled is adopted in sticky tape (8), and filter cloth is born to sticky tape (8), bears vacuum adsorption power to transmit power, the framework material of sticky tape (8) adopts the polyester canvas.
2. The rubber vacuum filter capable of automatically rectifying deviation according to claim 1, characterized in that: the device is characterized by further comprising a filter cloth flushing device (7) which is arranged at the inclined plane of the filter cloth at the blanking end, wherein the filter cloth flushing device (7) comprises a pure water washing device and a multistage pump connected with the pure water washing device.
3. The rubber vacuum filter capable of automatically rectifying deviation according to claim 1, characterized in that: and a wave-shaped rubber skirt is bonded to the edge of the periphery of the adhesive tape (8).
4. The rubber vacuum filter capable of automatically rectifying deviation according to claim 3, wherein: a water film is adopted between the adhesive tape (8) and the sliding table for supporting, and the adhesive tape (8) floats on the water film.
5. The rubber vacuum filter capable of automatically rectifying deviation according to claim 1, characterized in that: the device also comprises a plurality of carrier rollers (9) which are arranged on the lower side of the adhesive tape (8).
6. The rubber vacuum filter capable of automatically rectifying deviation according to claim 1, characterized in that: the vacuum filter is characterized by further comprising an electric and pneumatic control cabinet (10) which comprises an electric control system and a pneumatic control system and is used for controlling the vacuum filter, the electric control system adopts variable frequency speed regulation control, the pneumatic control system controls the action of the air cylinder through an electromagnetic valve, and an oil-water separator and an oil atomizer are arranged in the air source triplet.
7. The rubber vacuum filter capable of automatically rectifying deviation according to claim 1, characterized in that: an annular friction belt is arranged between the vacuum box (5) and the adhesive tape (8), water is filled for sealing, and an automatic lifting device connected with the annular friction belt is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920203483.3U CN209809682U (en) | 2019-02-13 | 2019-02-13 | Rubber vacuum filter capable of automatically correcting deviation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920203483.3U CN209809682U (en) | 2019-02-13 | 2019-02-13 | Rubber vacuum filter capable of automatically correcting deviation |
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| Publication Number | Publication Date |
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| CN209809682U true CN209809682U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920203483.3U Active CN209809682U (en) | 2019-02-13 | 2019-02-13 | Rubber vacuum filter capable of automatically correcting deviation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112791496A (en) * | 2020-12-31 | 2021-05-14 | 北京康普锡威科技有限公司 | Filter machine |
| CN113697925A (en) * | 2021-09-05 | 2021-11-26 | 题兆峰 | Neutralizing treatment device for vehicle pickling waste liquid |
| CN114524596A (en) * | 2022-02-28 | 2022-05-24 | 许有森 | Belt type deep dehydration filter press and filter pressing method thereof |
-
2019
- 2019-02-13 CN CN201920203483.3U patent/CN209809682U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112791496A (en) * | 2020-12-31 | 2021-05-14 | 北京康普锡威科技有限公司 | Filter machine |
| CN113697925A (en) * | 2021-09-05 | 2021-11-26 | 题兆峰 | Neutralizing treatment device for vehicle pickling waste liquid |
| CN114524596A (en) * | 2022-02-28 | 2022-05-24 | 许有森 | Belt type deep dehydration filter press and filter pressing method thereof |
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