Filtering equipment for producing water reducing agent

Abstract

The utility model relates to the technical field of water reducing agent production, and discloses a filtering device for water reducing agent production, which comprises a cylinder, an end cover, a filter screen, an L-shaped support cylinder, a first rotating shaft, a second rotating shaft, a scraper blade, a mechanical sealing element and a gear set. In the using process, the first rotating shaft can rotate under the action of external force. The second rotating shaft can be driven to rotate through the gear set. And the scraping plate is driven to rotate, so that impurities adhered to the surface of the filter screen are scraped, and the filtering performance of the filter screen is improved. And moreover, through the design of a mechanical sealing piece, the second rotating shaft can be subjected to shaft sealing, and the water reducing agent is prevented from entering the L-shaped supporting cylinder. Therefore, the gear set located in the L-shaped supporting cylinder is protected, and the gear set is prevented from making contact with the water reducing agent. The transmission performance of the gear set is ensured, so that the cleaning work can be smoothly carried out.

Description

Technical Field

[0001] The present application relates to the technical field of water reducing agent production, for example, to a filtering device for water reducing agent production. Background Art

[0002] At present, water reducer has a dispersing effect on cement particles after being added to concrete mixture, which can improve its workability, and therefore is widely used. Related technology (publication number: CN219272348U) discloses a filtering device for water reducer production, including a filter box. A symmetrically distributed mounting plate is fixedly connected inside the filter box, a filter screen is installed between two sets of mounting plates, a movable plate slidably connected to the filter box is provided on the side of the filter screen close to the feed pipe, a symmetrically distributed rotating shaft is rotatably connected to the side of the movable plate close to the filter screen, a cleaning disc is fixedly connected to one end of the rotating shaft close to the filter screen, and a plurality of equidistantly distributed cleaning rods are fixedly connected to the outer wall of the cleaning disc along its circumferential direction, and two sets of cleaning rods are staggered, and bristles are fixedly connected to the cleaning rods and the cleaning disc. A symmetrically distributed guide rod is fixedly connected to the top inner wall of the filter box, and a rack is fixedly connected to the two guide rods on the sides close to each other, the guide rod is slidably connected to the movable plate, and a gear is fixedly sleeved on the outer wall of the rotating shaft, and the gear is meshed with the rack.

[0003] In the process of implementing the above embodiments, it is found that there are at least the following problems in the related art:

[0004] It pushes the vertical rod downward to drive the movable plate to move, and the meshing of the gear and rack causes the rotating shaft to rotate, which in turn drives the cleaning disc and the cleaning rod to rotate so that the bristles clean the filter. However, the gear and rack inside the filter box will directly contact the liquid in the filter box. Therefore, after long-term use, impurities will adhere to the surface of the gear and rack in large quantities. This will affect the transmission performance of the gear and rack, affecting the smooth progress of the cleaning work.

[0005] It should be noted that the information disclosed in the above background technology section is only used to enhance the understanding of the background of the present application, and therefore may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0006] In order to provide a basic understanding of some aspects of the disclosed embodiments, a brief summary is given below. The summary is not an extensive review, nor is it intended to identify key / critical components or delineate the scope of protection of these embodiments, but rather serves as a prelude to the detailed description that follows.

[0007] The disclosed embodiment provides a filtering device for water reducing agent production to ensure smooth cleaning work.

[0008] In some embodiments, the filtering equipment for producing a water reducing agent comprises: a cylinder, one end of which is sealed and the other end is open; an end cap, which is detachably mounted on the open end of the cylinder; a filter, which is detachably mounted inside the cylinder, and the center line of the filter coincides with the center line of the cylinder; an L-shaped support cylinder, which is connected to the side wall of the cylinder, one end of the L-shaped support cylinder is located inside the cylinder, and the other end of the L-shaped support cylinder is located outside the cylinder; a first rotating shaft, which is rotatably mounted inside the L-shaped support cylinder along the radial direction of the cylinder and passes through the L The L-shaped support cylinder is located at one end of the outside of the cylinder; the second shaft is rotatably installed inside the L-shaped support cylinder along the axial direction of the cylinder, and passes through one end of the L-shaped support cylinder located inside the cylinder; a scraper is connected to the end of the second shaft, and is used to scrape off impurities adhering to the filter; a mechanical seal is installed between the second shaft and the L-shaped support cylinder; a gear set is located inside the L-shaped support cylinder and installed between the second shaft and the first shaft; wherein the first shaft can be controlled to rotate, and the second shaft is driven to rotate synchronously through the gear set.

[0009] Optionally, the gear set includes: a first bevel gear mounted on the second rotating shaft; and a second bevel gear mounted on the first rotating shaft and meshingly connected with the first bevel gear.

[0010] Optionally, it also includes: a motor support installed on the outer wall of the cylinder; a driving motor installed on the motor support; wherein the first rotating shaft rotates under the drive of the driving motor.

[0011] Optionally, it also includes: a third bevel gear, which is installed on the first rotating shaft and is located outside the L-shaped support cylinder; a fourth bevel gear, which is installed on the rotating end of the driving motor and is meshed with the third bevel gear.

[0012] Optionally, it also includes: a first limiting ring connected to the inner wall of the cylinder; and a second limiting ring connected to the end cover; wherein, when the end cover is installed on the cylinder, the filter is clamped between the first limiting ring and the second limiting ring.

[0013] Optionally, it further includes: bristles connected to the scraper and passing through the first limiting ring; wherein when the filter is installed on the cylinder, the filter is against the bristles.

[0014] Optionally, the cylinder includes an internal thread; the second limiting ring includes an external thread, and the external thread matches the internal thread; wherein the end cover is detachably mounted on the cylinder via the internal thread and the external thread.

[0015] Optionally, it also includes: a bearing seat installed on one end of the L-shaped support tube located outside the cylinder; a bearing installed inside the bearing seat; wherein the first rotating shaft is installed inside the bearing.

[0016] Optionally, it also includes: a feed port connected to the closed end of the cylinder for feeding; and a discharge port connected to the end cover for discharging.

[0017] The filtration equipment for producing a water reducing agent provided in the embodiments of the present disclosure can achieve the following technical effects:

[0018] A filtering device for producing a water reducing agent provided in an embodiment of the present disclosure includes a cylinder, an end cover, a filter screen, an L-shaped support cylinder, a first rotating shaft, a second rotating shaft, a scraper, a mechanical seal and a gear set. One end of the cylinder is closed and the other end is open. The end cover is detachably mounted on the open end of the cylinder to facilitate replacement of the filter screen. The filter screen is detachably mounted inside the cylinder to filter out impurities in the water reducing agent. The L-shaped support cylinder is connected to the side wall of the cylinder, one end of the L-shaped support cylinder is located inside the cylinder, and the other end is located outside the cylinder, which is used to support the installation. The first rotating shaft is rotatably mounted inside the L-shaped support cylinder along the radial direction of the cylinder, and passes through one end of the L-shaped support cylinder located outside the cylinder, and can rotate relative to the L-shaped support cylinder. The second rotating shaft is rotatably mounted inside the L-shaped support cylinder along the axial direction of the cylinder, and passes through one end of the L-shaped support cylinder located inside the cylinder, and can rotate relative to the L-shaped support cylinder. The scraper is connected to the end of the second rotating shaft and rotates under the drive of the second rotating shaft to scrape off impurities adhering to the filter screen. The mechanical seal is installed between the second rotating shaft and the L-shaped support cylinder to act as a mechanical seal. The gear set is located inside the L-shaped support cylinder and installed between the second rotating shaft and the first rotating shaft to transmit the driving force. Among them, the first rotating shaft can be controlled to rotate, and the second rotating shaft is driven to rotate synchronously through the gear set.

[0019] During use, under the action of external force, the first rotating shaft can rotate. Through the gear set, the second rotating shaft can be driven to rotate. Then the scraper is driven to rotate, thereby scraping off impurities adhering to the surface of the filter screen to improve the filtering performance of the filter screen. In addition, through the design of the mechanical seal, the second rotating shaft can be sealed to prevent the water reducer from entering the interior of the L-shaped support tube. In this way, the gear set located inside the L-shaped support tube is protected to prevent the gear set from contacting the water reducer. The transmission performance of the gear set is guaranteed so that the cleaning work can proceed smoothly.

[0020] The above general description and the following description are exemplary and explanatory only and are not intended to limit the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] One or more embodiments are exemplarily described by corresponding drawings, which do not limit the embodiments. Elements with the same reference numerals in the drawings are shown as similar elements, and the drawings do not constitute a scale limitation, and wherein:

[0022] Figure 1 It is a schematic cross-sectional structure diagram of a filtering device for producing a water reducing agent provided in an embodiment of the present disclosure;

[0023] Figure 2 yes Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0024] Figure 3 yes Figure 1 A schematic diagram of the enlarged structure at B in the middle;

[0025] Figure 4 It is a schematic diagram of the main structure of a filtering device for producing a water reducing agent provided in an embodiment of the present disclosure.

[0026] Reference numerals:

[0027] 1: cylinder; 2: end cover; 3: filter; 4: L-shaped support cylinder; 5: first rotating shaft; 6: second rotating shaft; 7: scraper; 8: mechanical seal; 9: gear set; 10: motor support; 11: driving motor; 12: first limiting ring; 13: second limiting ring; 14: bristles; 15: bearing seat; 16: bearing; 17: feed port; 18: discharge port. DETAILED DESCRIPTION

[0028] In order to be able to understand the features and technical contents of the embodiments of the present disclosure in more detail, the implementation of the embodiments of the present disclosure is described in detail below in conjunction with the accompanying drawings. The attached drawings are for reference only and are not used to limit the embodiments of the present disclosure. In the following technical description, for the convenience of explanation, a full understanding of the disclosed embodiments is provided through multiple details. However, one or more embodiments can still be implemented without these details. In other cases, to simplify the drawings, well-known structures and devices can be simplified for display.

[0029] The terms "first", "second", etc. in the specification and claims of the embodiments of the present disclosure and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the terms used in this way can be interchanged where appropriate, so that the embodiments of the embodiments of the present disclosure described herein. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions.

[0030] In the embodiments of the present disclosure, the terms "upper", "lower", "inside", "middle", "outside", "front", "back" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. These terms are mainly intended to better describe the embodiments of the present disclosure and their embodiments, and are not intended to limit the indicated devices, elements or components to have a specific direction, or to be constructed and operated in a specific direction. Moreover, in addition to being used to indicate directions or positional relationships, some of the above terms may also be used to indicate other meanings. For example, the term "upper" may also be used to indicate a certain dependency or connection relationship in certain circumstances. For those of ordinary skill in the art, the specific meanings of these terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0031] In addition, the terms "disposed", "connected", and "fixed" should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0032] Unless otherwise stated, the term "plurality" means two or more.

[0033] In the embodiment of the present disclosure, the character " / " indicates that the preceding and following objects are in an "or" relationship. For example, A / B indicates: A or B.

[0034] The term "and / or" is a description of the association relationship between objects, indicating that three relationships can exist. For example, A and / or B means: A or B, or, A and B.

[0035] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

[0036] Combination Figures 1 to 4As shown, the embodiment of the present disclosure provides a filtering device for producing a water reducing agent, including a cylinder 1, an end cover 2, a filter 3, an L-shaped support cylinder 4, a first rotating shaft 5, a second rotating shaft 6, a scraper 7, a mechanical seal 8 and a gear set 9. One end of the cylinder 1 is closed and the other end is open. The end cover 2 is detachably mounted on the open end of the cylinder 1. The filter 3 is detachably mounted inside the cylinder 1, and the center line of the filter 3 coincides with the center line of the cylinder 1. The L-shaped support cylinder 4 is connected to the side wall of the cylinder 1, one end of the L-shaped support cylinder 4 is located inside the cylinder 1, and the other end of the L-shaped support is located outside the cylinder 1. The first rotating shaft 5 is rotatably mounted inside the L-shaped support cylinder 4 along the radial direction of the cylinder 1, and passes through one end of the L-shaped support cylinder 4 located outside the cylinder 1. The second rotating shaft 6 is rotatably mounted inside the L-shaped support cylinder 4 along the axial direction of the cylinder 1, and passes through one end of the L-shaped support cylinder 4 located inside the cylinder 1. The scraper 7 is connected to the end of the second rotating shaft 6 and is used to scrape off impurities adhering to the filter screen 3. The mechanical seal 8 is installed between the second rotating shaft 6 and the L-shaped support cylinder 4. The gear set 9 is located inside the L-shaped support cylinder 4 and is installed between the second rotating shaft 6 and the first rotating shaft 5. The first rotating shaft 5 can be controlled to rotate, and the gear set 9 drives the second rotating shaft 6 to rotate synchronously.

[0037] A filtering device for producing a water reducing agent provided by an embodiment of the present disclosure includes a cylinder 1, an end cover 2, a filter screen 3, an L-shaped support cylinder 4, a first rotating shaft 5, a second rotating shaft 6, a scraper 7, a mechanical seal 8 and a gear set 9. One end of the cylinder 1 is closed and the other end is open. The end cover 2 is detachably mounted on the open end of the cylinder 1 to facilitate replacement of the filter screen 3. The filter screen 3 is detachably mounted inside the cylinder 1 to filter out impurities in the water reducing agent. The L-shaped support cylinder 4 is connected to the side wall of the cylinder 1, and one end of the L-shaped support cylinder 4 is located inside the cylinder 1 and the other end is located outside the cylinder 1, for supporting and installing. The first rotating shaft 5 is rotatably mounted inside the L-shaped support cylinder 4 along the radial direction of the cylinder 1, and passes through one end of the L-shaped support cylinder 4 located outside the cylinder 1, and can rotate relative to the L-shaped support cylinder 4. The second rotating shaft 6 is rotatably installed inside the L-shaped support cylinder 4 along the axial direction of the cylinder 1, and passes through one end of the L-shaped support cylinder 4 located inside the cylinder 1, and can rotate relative to the L-shaped support cylinder 4. The scraper 7 is connected to the end of the second rotating shaft 6, and rotates under the drive of the second rotating shaft 6 to scrape off impurities adhering to the filter 3. The mechanical seal 8 is installed between the second rotating shaft 6 and the L-shaped support cylinder 4 to act as a mechanical seal. The gear set 9 is located inside the L-shaped support cylinder 4, and is installed between the second rotating shaft 6 and the first rotating shaft 5 to transmit the driving force. Among them, the first rotating shaft 5 can be controlled to rotate, and the second rotating shaft 6 is driven to rotate synchronously through the gear set 9.

[0038] During use, under the action of external force, the first rotating shaft 5 can rotate. Through the gear set 9, the second rotating shaft 6 can be driven to rotate. Then the scraper 7 is driven to rotate, thereby scraping off the impurities adhering to the surface of the filter 3 to improve the filtering performance of the filter 3. In addition, through the design of the mechanical seal 8, the second rotating shaft 6 can be sealed to prevent the water reducer from entering the inside of the L-shaped support tube 4. Thereby, the gear set 9 located inside the L-shaped support tube 4 is protected to prevent the gear set 9 from contacting the water reducer. The transmission performance of the gear set 9 is guaranteed so that the cleaning work can proceed smoothly.

[0039] Optionally, combined Figure 1 As shown, the gear set 9 includes a first bevel gear and a second bevel gear. The first bevel gear is mounted on the second rotating shaft 6. The second bevel gear is mounted on the first rotating shaft 5 and is meshed with the first bevel gear.

[0040] In the disclosed embodiment, the gear set 9 includes a first bevel gear and a second bevel gear for transmitting driving force. During use, after the first rotating shaft 5 is controlled to rotate, the second bevel gear can be driven to rotate. Through the meshing action between the teeth, the first bevel gear can be driven to rotate. Then the second rotating shaft 6 is driven to rotate, and finally the scraper 7 is driven to rotate.

[0041] Optionally, combined Figure 1 and Figure 4 As shown, the cylinder 1 further includes a motor support 10 and a drive motor 11. The motor support 10 is mounted on the outer wall of the cylinder 1. The drive motor 11 is mounted on the motor support 10. The first rotating shaft 5 rotates under the drive of the drive motor 11.

[0042] In the disclosed embodiment, it also includes a motor support 10 mounted on the outer wall of the cylinder 1 and a drive motor 11 mounted on the motor support 10. The drive motor 11 is used to provide a driving force to drive the first rotating shaft 5 to rotate, and finally the scraper 7 can rotate.

[0043] Optionally, combined Figure 1 As shown, the third bevel gear and the fourth bevel gear are also included. The third bevel gear is mounted on the first rotating shaft 5 and is located outside the L-shaped support cylinder 4. The fourth bevel gear is mounted on the rotating end of the driving motor 11 and is meshed with the third bevel gear.

[0044] In the disclosed embodiment, a third bevel gear and a fourth bevel gear for transmitting driving force are also included. During use, the driving motor 11 is controlled to work, so that the fourth bevel gear can be driven to rotate. Through the meshing action between the teeth, the third bevel gear can be driven to rotate. Then the first rotating shaft 5 is driven to rotate, and finally the scraper 7 can be made to rotate.

[0045] Optionally, combined Figure 1 and Figure 2 As shown, it also includes a first limiting ring 12 and a second limiting ring 13. The first limiting ring 12 is connected to the inner wall of the cylinder 1. The second limiting ring 13 is connected to the end cover 2. When the end cover 2 is installed on the cylinder 1, the filter screen 3 is clamped between the first limiting ring 12 and the second limiting ring 13.

[0046] In the disclosed embodiment, a first limiting ring 12 connected to the inner wall of the cylinder 1 and a second limiting ring 13 connected to the end cover 2 are also included. When the end cover 2 is installed on the cylinder 1, the filter screen 3 is clamped between the first limiting ring 12 and the second limiting ring 13 to limit and fix the filter screen 3.

[0047] Optionally, combined Figure 1 and Figure 2 As shown, it also includes bristles 14. The bristles 14 are connected to the scraper 7 and pass through the first limiting ring 12. When the filter screen 3 is installed on the cylinder 1, the filter screen 3 and the bristles 14 are against each other.

[0048] In the disclosed embodiment, a brush 14 connected to the scraper 7 and passing through the first limiting ring 12 is further included. When the filter screen 3 is installed on the cylinder 1, the filter screen 3 and the brush 14 abut against each other to improve the cleaning effect of the filter screen 3.

[0049] Optionally, combined Figure 1 and Figure 2 As shown, the cylinder 1 includes an internal thread. The second limiting ring 13 includes an external thread, and the external thread matches the internal thread. The end cap 2 is detachably mounted on the cylinder 1 through the internal thread and the external thread.

[0050] In the disclosed embodiment, the cylinder 1 includes an internal thread, and the second limiting ring 13 includes an external thread matching the internal thread. The end cap 2 is detachably mounted on the cylinder 1 through the internal thread and the external thread, and the threaded connection has the advantages of continuous stability and easy disassembly.

[0051] Optionally, combined Figure 1 and Figure 3 As shown, it also includes a bearing seat 15 and a bearing 16. The bearing seat 15 is installed at one end of the L-shaped support cylinder 4 located outside the cylinder 1. The bearing 16 is installed inside the bearing seat 15. Among them, the first rotating shaft 5 is installed inside the bearing 16.

[0052] In the disclosed embodiment, a bearing seat 15 and a bearing 16 are also included. The bearing seat 15 is installed at one end of the L-shaped support cylinder 4 located outside the cylinder 1, and is used to support and install the bearing 16 and limit the bearing 16. The bearing 16 is used to support and install the rotatable shaft, reduce the friction force on the shaft, and improve the rotation accuracy of the shaft.

[0053] Optionally, combined Figure 1and Figure 4 As shown, it also includes a feed port 17 and a discharge port 18. The feed port 17 is connected to the closed end of the cylinder 1 for feeding, and the discharge port 18 is connected to the end cover 2 for discharging.

[0054] In the embodiment of the present disclosure, it also includes a feed port 17 and a discharge port 18. The feed port 17 is used for the water reducing agent to enter, and the discharge port 18 is used for the water reducing agent to be discharged.

[0055] The above description and the accompanying drawings sufficiently illustrate the embodiments of the present disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The embodiments represent only possible variations. Unless explicitly required, individual components and functions are optional, and the order of operations may vary. Portions and features of some embodiments may be included in or replace portions and features of other embodiments. The embodiments of the present disclosure are not limited to the structures described above and shown in the accompanying drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A filtering device for producing a water reducing agent, characterized in that: include: A cylinder, one end of which is closed and the other end is open; an end cap, detachably mounted on the open end of the cylinder; A filter screen is detachably mounted inside the cylinder, and a center line of the filter screen coincides with a center line of the cylinder; An L-shaped support cylinder connected to the side wall of the cylinder, one end of the L-shaped support cylinder is located inside the cylinder, and the other end of the L-shaped support cylinder is located outside the cylinder; A first rotating shaft is rotatably installed inside the L-shaped support cylinder along the radial direction of the cylinder and passes through one end of the L-shaped support cylinder located outside the cylinder; A second rotating shaft is rotatably installed inside the L-shaped support cylinder along the axial direction of the cylinder and passes through one end of the L-shaped support cylinder located inside the cylinder; a scraper connected to the end of the second rotating shaft and used for scraping off impurities adhering to the filter screen; A mechanical seal installed between the second rotating shaft and the L-shaped support cylinder; A gear set, located inside the L-shaped support cylinder and installed between the second rotating shaft and the first rotating shaft; Wherein, the first rotating shaft can be controlled to rotate, and the second rotating shaft is driven to rotate synchronously through the gear set.

2. A filtering device for producing a water reducing agent according to claim 1, characterized in that: The gear set comprises: a first bevel gear mounted on the second rotating shaft; The second bevel gear is mounted on the first rotating shaft and is meshed with the first bevel gear.

3. A filtering device for producing a water reducing agent according to claim 1, characterized in that: Also includes: A motor support is mounted on the outer wall of the cylinder; A driving motor is mounted on the motor support; Wherein, the first rotating shaft performs rotational motion under the drive of the driving motor.

4. A filtering device for producing a water reducing agent according to claim 3, characterized in that: Also includes: a third bevel gear, mounted on the first rotating shaft and located outside the L-shaped supporting cylinder; The fourth bevel gear is installed on the rotating end of the driving motor and is meshed with the third bevel gear.

5. The filtering equipment for producing a water reducing agent according to claim 1, characterized in that: Also includes: A first limiting ring connected to the inner wall of the cylinder; A second limiting ring connected to the end cover; Wherein, when the end cover is installed on the cylinder, the filter screen is clamped between the first limiting ring and the second limiting ring.

6. A filtering device for producing a water reducing agent according to claim 5, characterized in that: Also includes: Bristles connected to the scraper and passing through the first limiting ring; Wherein, when the filter is installed on the cylinder, the filter abuts against the bristles.

7. The filtering equipment for producing a water reducing agent according to claim 5, characterized in that: The cylinder includes internal threads; The second limiting ring comprises an external thread, and the external thread matches the internal thread; Wherein, the end cover is detachably mounted on the cylinder via the internal thread and the external thread.

8. A filtering device for producing a water reducing agent according to any one of claims 1 to 7, characterized in that: Also includes: A bearing seat is mounted on one end of the L-shaped support cylinder located outside the cylinder; A bearing, installed inside the bearing seat; Wherein, the first rotating shaft is installed inside the bearing.

9. A filtering device for producing a water reducing agent according to any one of claims 1 to 7, characterized in that: Also includes: A feed port, connected to the closed end of the cylinder, for feeding; The discharge port is connected to the end cover and is used for discharging materials.

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