Membrane surface precipitate collecting device

Abstract

The utility model discloses a membrane surface precipitate collecting device which comprises a carrying table, a carrying table driving mechanism, a collecting container and a scraper mechanism, the carrying table driving mechanism is connected with the carrying table and can drive the carrying table to move; the scraper mechanism is arranged at a set height above the carrying table, and precipitates on the surface of the membrane can be scraped off when the carrying table carrying the membrane moves and passes through the scraper mechanism; and the collecting container is arranged below the carrying table and can collect the scraped precipitates when the precipitates on the surface of the diaphragm are scraped. The membrane surface precipitate collecting device provided by the utility model is convenient to operate and accurate in sampling, solves the problem of inaccurate sampling of a traditional sampling mode, and provides a more accurate sample for the analysis work of the precipitate. The membrane separation device can effectively collect precipitates on the surfaces of membranes such as PVC (polyvinyl chloride) and the like, and does not damage the membranes.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic processing and relates to a surface precipitate collecting device, in particular to a diaphragm surface precipitate collecting device. Background Art

[0002] In the field of plastic processing technology, especially in the field of PVC diaphragm manufacturing technology, product quality control is a very important link. Some diaphragms will have precipitation on the surface after production, which is manifested as powder falling. In order to better ensure product quality, it is necessary to analyze the precipitated substances, so the extraction and collection of precipitates is particularly important.

[0003] The common collection methods at present are manual scraping and dissolution. If the manual scraping force is not properly controlled, the membrane will be damaged, and the dissolution method will dissolve the substances that were not precipitated inside the membrane. Both methods will easily lead to inaccurate collection of precipitates, affecting subsequent analysis.

[0004] In view of this, there is an urgent need to design a new collection method to overcome at least some of the above-mentioned defects of the existing collection methods. Utility Model Content

[0005] The utility model provides a diaphragm surface precipitate collection device, which is easy to operate and has accurate sampling, overcomes the problem of inaccurate sampling in traditional sampling methods, and provides more accurate samples for the analysis of precipitated substances.

[0006] In order to solve the above technical problems, according to one aspect of the utility model, the following technical solution is adopted:

[0007] A device for collecting precipitates on the surface of a membrane, the device comprising: a stage, a stage driving mechanism, a collection container and a scraper mechanism;

[0008] The stage driving mechanism is connected to the stage and can drive the stage to move; the scraper mechanism is arranged at a set height above the stage, and can scrape off the precipitate on the surface of the film when the stage carrying the film moves and passes through the scraper mechanism;

[0009] The collection container is arranged below the carrier, and can collect the scraped precipitates when the precipitates on the surface of the membrane are scraped off.

[0010] As an embodiment of the utility model, the platform driving mechanism includes a rocker, a first roller and a second roller, the rocker is connected to the first roller and can drive the first roller to roll; the first roller is arranged below the platform, and the second roller is arranged above the platform;

[0011] The first roller and the second roller can work in cooperation. When the first roller is rolled, it can cooperate with the second roller to drive the carrier to move, thereby moving the membrane on the carrier.

[0012] As an implementation manner of the utility model, the second roller is provided with a roller height adjustment mechanism, and the roller height adjustment mechanism is connected to the second roller and can adjust the height of the second roller.

[0013] As an implementation mode of the utility model, the scraper mechanism is provided with a scraper height adjustment mechanism, and the scraper height adjustment mechanism is connected to the scraper mechanism and can adjust the height of the scraper mechanism.

[0014] As an implementation mode of the present utility model, the collecting device further comprises a shell, and the carrier, the carrier driving mechanism, the collecting container and the scraper mechanism are all arranged in the shell.

[0015] As an embodiment of the utility model, the platform driving mechanism includes a first driving motor, a first transmission mechanism, a first roller and a second roller, the first driving motor is connected to the first roller through the first transmission mechanism, and can drive the first roller to rotate; the first roller is arranged below the platform, and the second roller is arranged above the platform;

[0016] The first roller and the second roller can work in cooperation. When the first roller is rolled, it can cooperate with the second roller to drive the carrier to move, thereby moving the membrane on the carrier.

[0017] As an embodiment of the present utility model, the second roller is connected to a roller height adjustment mechanism, and the roller height adjustment mechanism is connected to the second roller and can adjust the height of the second roller;

[0018] The roller height adjustment mechanism includes two height adjustment units respectively arranged on both sides of the second roller, and the height adjustment unit includes a third driving motor and a third transmission mechanism;

[0019] The third transmission mechanism includes a gear and a rack. The output shaft of the third drive motor is connected to the gear and can drive the gear to rotate. The gear is meshed with the rack. The rack is longitudinally arranged and fixed to the set end of the second roller. The third drive motor can drive the gear to rotate, and then drive the rack to adjust up and down, thereby adjusting the height of the second roller.

[0020] As an implementation mode of the utility model, the collection device further includes a main control circuit, a power module and a plurality of pressure sensors; the plurality of pressure sensors are dispersedly arranged on the carrier to sense the pressure data of the carrier;

[0021] The output end of each pressure sensor is connected to the input end of the main control circuit to send the sensed data to the main control circuit;

[0022] The output end of the main control circuit is connected to the input end of the first drive motor and the input end of the third drive motor, and can send a setting control signal to the first drive motor and the third drive motor;

[0023] The power supply module is respectively connected to the main control circuit, each pressure sensor, the first drive motor and the third drive motor to provide the electric energy required for the work.

[0024] As an implementation mode of the utility model, the scraper mechanism is connected to a scraper drive mechanism, and the scraper drive mechanism includes a second drive motor and a second transmission mechanism;

[0025] The scraper mechanism is arranged longitudinally, with the blade facing downward; the second drive motor is connected to the scraper mechanism via a second transmission mechanism, and can drive the height of the scraper mechanism.

[0026] As an embodiment of the present utility model, the collection device further includes a main control circuit, a power module and a plurality of distance sensors; the plurality of distance sensors are longitudinally arranged on one side of the carrier or respectively arranged on both sides of the carrier to sense the distance of obstacles;

[0027] The output end of each distance sensor is connected to the input end of the main control circuit to send the sensed data to the main control circuit;

[0028] The output end of the main control circuit is connected to the input end of the second drive motor, and can send a set control signal to the second drive motor;

[0029] The power supply module is respectively connected to the main control circuit, each distance sensor and the second drive motor to provide the electric energy required for the work.

[0030] The beneficial effects of the utility model are as follows: the device for collecting precipitates on the surface of membranes proposed by the utility model is easy to operate and has accurate sampling, which overcomes the problem of inaccurate sampling in traditional sampling methods and provides more accurate samples for the analysis of precipitated substances. The utility model can effectively collect precipitates on the surface of membranes such as PVC without causing damage to the membranes. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a three-dimensional diagram of a device for collecting precipitates on the surface of a membrane in one embodiment of the utility model.

[0032] Figure 2 It is a schematic structural diagram of a device for collecting precipitates on the surface of a membrane in one embodiment of the utility model.

[0033] Figure 3 It is a schematic structural diagram of a device for collecting precipitates on the surface of a membrane in one embodiment of the utility model.

[0034] Figure 4 It is a schematic structural diagram of a device for collecting precipitates on the surface of a membrane in one embodiment of the utility model.

[0035] Figure 5 It is a partial structural schematic diagram of a device for collecting precipitates on the surface of a membrane in one embodiment of the utility model.

[0036] Figure 6 It is a schematic diagram of the composition of the control part of the diaphragm surface precipitate collection device in one embodiment of the utility model.

[0037] Figure 7 It is a schematic diagram of the layout of the pressure sensor of the diaphragm surface precipitate collection device in one embodiment of the utility model.

[0038] Figure 8 The figure is a schematic diagram of the layout of the distance sensor of the precipitate collection device on the membrane surface in one embodiment of the utility model. DETAILED DESCRIPTION

[0039] The preferred embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0040] In order to further understand the present invention, preferred embodiments of the present invention are described below in conjunction with examples. However, it should be understood that these descriptions are only for further illustrating the features and advantages of the present invention, rather than limiting the claims of the present invention.

[0041] The description in this section is only for several typical embodiments, and the present invention is not limited to the scope of the embodiments. The same or similar prior art means and some technical features in the embodiments are mutually replaced and are also within the scope of the present invention.

[0042] The term “connection” in the specification includes both direct connection and indirect connection.

[0043] The utility model discloses a device for collecting precipitates on the surface of a membrane (such as a PVC membrane 9). Figures 1 to 4 This is a schematic diagram of the structure of a device for collecting precipitates on the membrane surface in one embodiment of the utility model; please refer to Figures 1 to 4 The collecting device includes: a carrier 1, a carrier driving mechanism, a collecting container 2 and a scraper mechanism 3.

[0044] The stage driving mechanism is connected to the stage 1 and can drive the stage 1 to move; the scraper mechanism 3 is arranged at a set height above the stage 1, and can scrape off the precipitate on the surface of the membrane when the stage carrying the membrane moves and passes through the scraper mechanism 3. The collecting container is arranged below the stage and can collect the scraped precipitate when the precipitate on the surface of the membrane is scraped off.

[0045] In one embodiment of the utility model, the platform driving mechanism includes a rocker 4, a first roller 5 and a second roller 7, the rocker 4 is connected to the first roller 5, and can drive the first roller 5 to roll; the first roller 5 is arranged below the platform 1, and the second roller 7 is arranged above the platform 1.

[0046] The first roller 5 and the second roller 7 can work together. When the first roller 5 is rolled, it can cooperate with the second roller 7 to clamp the platform 1 and drive the platform 1 to move, thereby moving the membrane on the platform. The second roller 7 is provided with a roller height adjustment mechanism, and the roller height adjustment mechanism is connected to the second roller 7, and can adjust the height of the second roller 7 so that the holding force of the two rollers on the platform 1 is suitable. In one embodiment, the roller height adjustment mechanism may include grooves 8 arranged on both sides of the second roller 7 and arranged longitudinally, and the second roller 7 can be fixed to the set position of the groove 8 by a fixing mechanism; when adjustment is needed, the position of the second roller 7 can be adjusted by manual adjustment, and the second roller 7 can be re-fixed by a fixing mechanism (such as screws, etc.).

[0047] The scraper mechanism may also be provided with a scraper height adjustment mechanism, which is connected to the scraper mechanism and can adjust the height of the scraper mechanism. The collecting device may further include a housing 6, in which the carrier 1, the carrier drive mechanism, the collecting container 2 and the scraper mechanism 3 are all arranged.

[0048] In one usage scenario of the utility model, a membrane with precipitates is placed on a platform (i.e., a carrier), and then the platform is inserted into the equipment, the height of the roller is adjusted to ensure that the roller can drive the platform forward, and the height of the scraper plate is adjusted to be slightly higher than the platform to ensure that the precipitates on the surface of the membrane can be scraped off during movement, and the rocker is turned clockwise, the platform drives the membrane to move, and the scraper plate scrapes off the precipitates on the surface of the membrane, and finally the precipitates are scraped into the collector below (i.e., the collection container).

[0049] In one embodiment of the present invention, the stage driving mechanism may be driven in an automated manner, such as by a driving motor, a cylinder, a hydraulic cylinder, and the like. Figure 5 This is a partial structural schematic diagram of a device for collecting precipitates on the membrane surface in one embodiment of the utility model; please refer to Figure 5The platform driving mechanism includes a first driving motor 11, a first transmission mechanism 12, a first roller 5 and a second roller 7. The first driving motor 11 is connected to the first roller 5 through the first transmission mechanism 12, and can drive the first roller 5 to rotate; the first roller 5 is arranged below the platform 1, and the second roller 7 is arranged above the platform 1; the first roller 5 and the second roller 7 can work together, and when the first roller 5 is rolled, they can cooperate with the second roller 7 to drive the platform 1 to move, thereby moving the diaphragm on the platform 1.

[0050] The second roller 7 is connected to a roller height adjustment mechanism, and the roller height adjustment mechanism is connected to the second roller 7 and can adjust the height of the second roller 7. Figure 5 The roller height adjustment mechanism includes two height adjustment units respectively arranged on both sides of the second roller, and the height adjustment unit includes a third drive motor 13 and a third transmission mechanism 14; the third transmission mechanism 14 includes a gear 15 and a rack 16, and the output shaft of the third drive motor 13 is connected to the gear 15, and can drive the gear 15 to rotate; the gear 15 is meshed with the rack 16, and the rack 16 is longitudinally arranged, and the rack 16 is fixed to the set end of the second roller 7 (the set end of the second roller 7 can also be fixed by a fixing member 24); the third drive motor 13 can drive the gear 15 to rotate, and then drive the rack 16 to adjust up and down, so as to adjust the height of the second roller 7.

[0051] The scraper mechanism may be connected to a scraper drive mechanism, please continue to refer to Figure 5 The scraper drive mechanism includes a second drive motor 17 and a second transmission mechanism 18. The second transmission mechanism 18 can adopt a transmission structure of a gear 19 and a rack 10. The scraper mechanism 3 is arranged longitudinally with the blade facing downward; the second drive motor 17 is connected to the scraper mechanism 3 through the second transmission mechanism 18, and can drive the height of the scraper mechanism 3.

[0052] Figure 6 This is a schematic diagram of the composition of the control part of the membrane surface precipitate collection device in one embodiment of the utility model; please refer to Figure 6 In one embodiment of the present utility model, the collection device may further include a main control circuit 20, a power module 21, a plurality of pressure sensors 22 and a plurality of distance sensors 23.

[0053] Figure 7 This is a schematic diagram of the layout of the pressure sensor of the diaphragm surface precipitate collection device in one embodiment of the utility model; please refer to Figure 7In one embodiment of the utility model, a plurality of pressure sensors 22 are dispersedly arranged on the carrier 1 to sense the pressure data of the carrier; the output end of each pressure sensor 22 is connected to the input end of the main control circuit 20 to send the sensed data to the main control circuit 20. By setting a plurality of pressure sensors 22, the position of the material (such as a PVC film) on the carrier 1 can be sensed, so that the subsequent scraper mechanism 3 can work automatically.

[0054] Figure 8 This is a schematic diagram of the layout of the distance sensor of the precipitate collection device on the membrane surface in one embodiment of the utility model; please refer to Figure 8 In one embodiment of the utility model, a plurality of distance sensors 23 are longitudinally arranged on one side of the carrier 1 or respectively arranged on both sides of the carrier 1 to sense the distance of obstacles; the output end of each distance sensor 23 is connected to the input end of the main control circuit 20 to send the sensed data to the main control circuit 20. The thickness of the material can be obtained through the data sensed by the plurality of distance sensors 23, so as to facilitate the automatic adjustment of the height of the scraper mechanism.

[0055] The output end of the main control circuit 20 is connected to the input end of the first drive motor 11 and the input end of the third drive motor 13, and can send a setting control signal to the first drive motor 11 and the third drive motor 13; the output end of the main control circuit 20 is connected to the input end of the second drive motor 17, and can send a setting control signal to the second drive motor 17. The power module 21 is respectively connected to the main control circuit 20, each pressure sensor 22, each distance sensor 23, the first drive motor 11, the second drive motor 17 and the third drive motor 13 to provide the electric energy required for the work.

[0056] In summary, the diaphragm surface precipitate collection device proposed by the utility model is easy to operate and has accurate sampling, which overcomes the problem of inaccurate sampling in traditional sampling methods and provides more accurate samples for the analysis of precipitated substances. The utility model can effectively collect precipitates on the surface of PVC and other diaphragms without causing damage to the diaphragms.

[0057] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0058] The description and application of the utility model here are illustrative, and it is not intended to limit the scope of the utility model to the above-mentioned embodiments. The effects or advantages involved in the embodiments may not be embodied in the embodiments due to interference from various factors, and the description of the effects or advantages is not used to limit the embodiments. The deformation and changes of the embodiments disclosed here are possible, and the replacement of the embodiments and the various equivalent components are well known to those of ordinary skill in the art. It should be clear to those skilled in the art that the utility model can be implemented in other forms, structures, arrangements, proportions, and with other components, materials and parts without departing from the spirit or essential features of the utility model. Other deformations and changes can be made to the embodiments disclosed here without departing from the scope and spirit of the utility model.

Claims

1. A device for collecting precipitates on the surface of a membrane, characterized in that: The collecting device comprises: a carrier, a carrier driving mechanism, a collecting container and a scraper mechanism; The stage driving mechanism is connected to the stage and can drive the stage to move; the scraper mechanism is arranged at a set height above the stage, and can scrape off the precipitate on the surface of the film when the stage carrying the film moves and passes through the scraper mechanism; The collection container is arranged below the carrier, and can collect the scraped precipitates when the precipitates on the surface of the membrane are scraped off.

2. The device for collecting precipitates on the membrane surface according to claim 1, characterized in that: The platform driving mechanism includes a rocker, a first roller and a second roller, wherein the rocker is connected to the first roller and can drive the first roller to roll; the first roller is arranged below the platform, and the second roller is arranged above the platform; The first roller and the second roller can work in cooperation. When the first roller is rolled, it can cooperate with the second roller to drive the carrier to move, thereby moving the membrane on the carrier.

3. The device for collecting precipitates on the membrane surface according to claim 2, characterized in that: The second roller is provided with a roller height adjustment mechanism, and the roller height adjustment mechanism is connected to the second roller and can adjust the height of the second roller.

4. The device for collecting precipitates on the membrane surface according to claim 1, characterized in that: The scraper mechanism is provided with a scraper height adjustment mechanism, and the scraper height adjustment mechanism is connected to the scraper mechanism and can adjust the height of the scraper mechanism.

5. The device for collecting precipitates on the membrane surface according to claim 1, characterized in that: The collecting device further comprises a shell, and the carrier, the carrier driving mechanism, the collecting container and the scraper mechanism are all arranged in the shell.

6. The device for collecting precipitates on the membrane surface according to claim 1, characterized in that: The platform driving mechanism includes a first driving motor, a first transmission mechanism, a first roller and a second roller. The first driving motor is connected to the first roller through the first transmission mechanism and can drive the first roller to rotate. The first roller is arranged below the platform, and the second roller is arranged above the platform. The first roller and the second roller can work in cooperation. When the first roller is rolled, it can cooperate with the second roller to drive the carrier to move, thereby moving the membrane on the carrier.

7. The device for collecting precipitates on the membrane surface according to claim 6, characterized in that: The second roller is connected to a roller height adjustment mechanism, and the roller height adjustment mechanism is connected to the second roller and can adjust the height of the second roller; The roller height adjustment mechanism includes two height adjustment units respectively arranged on both sides of the second roller, and the height adjustment unit includes a third driving motor and a third transmission mechanism; The third transmission mechanism includes a gear and a rack. The output shaft of the third drive motor is connected to the gear and can drive the gear to rotate. The gear is meshed with the rack. The rack is longitudinally arranged and fixed to the set end of the second roller. The third drive motor can drive the gear to rotate, and then drive the rack to adjust up and down, thereby adjusting the height of the second roller.

8. The device for collecting precipitates on the membrane surface according to claim 7, characterized in that: The collection device further includes a main control circuit, a power module and a plurality of pressure sensors; the plurality of pressure sensors are dispersedly arranged on the carrier to sense the pressure data of the carrier; The output end of each pressure sensor is connected to the input end of the main control circuit to send the sensed data to the main control circuit; The output end of the main control circuit is connected to the input end of the first drive motor and the input end of the third drive motor, and can send a setting control signal to the first drive motor and the third drive motor; The power supply module is respectively connected to the main control circuit, each pressure sensor, the first drive motor and the third drive motor to provide the electric energy required for the work.

9. The device for collecting precipitates on the membrane surface according to claim 1, characterized in that: The scraper mechanism is connected to a scraper driving mechanism, and the scraper driving mechanism includes a second driving motor and a second transmission mechanism; The scraper mechanism is arranged longitudinally, with the blade facing downward; the second drive motor is connected to the scraper mechanism via a second transmission mechanism, and can drive the height of the scraper mechanism.

10. The device for collecting precipitates on the membrane surface according to claim 9, characterized in that: The collecting device further includes a main control circuit, a power module and a plurality of distance sensors; the plurality of distance sensors are longitudinally arranged on one side of the carrier or respectively arranged on both sides of the carrier to sense the distance of obstacles; The output end of each distance sensor is connected to the input end of the main control circuit to send the sensed data to the main control circuit; The output end of the main control circuit is connected to the input end of the second drive motor, and can send a set control signal to the second drive motor; The power supply module is respectively connected to the main control circuit, each distance sensor and the second drive motor to provide the electric energy required for the work.

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