Safety filter

Abstract

The utility model relates to the technical field of safety filters, and discloses a safety filter which comprises a filter assembly and an anti-blocking assembly arranged in the filter assembly, the filter assembly comprises a filter body, the lower end of the filter body is fixedly connected with a conical cabin, and the lower end of the conical cabin is provided with a discharge port. The anti-blocking assembly comprises a rotating motor, the lower end of the rotating motor is fixedly connected with the filter cover, the output end of the rotating motor is fixedly connected with a transmission shaft, and the transmission shaft is fixedly connected with the transmission shaft. The anti-blocking assembly is arranged, the rotating motor is started to drive the transmission shaft, the transmission shaft drives the scraper to clean the interior of the filter screen cylinder, and the situation that the filtering effect of the filter is affected due to excessive impurities is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of safety filters, in particular to a safety filter. Background Art

[0002] Brominated epoxy resin is an epoxy resin with bromine (Br) in its molecular structure and self-extinguishing function. It is also called brominated epoxy resin and brominated epoxy resin. Its important varieties include brominated bisphenol A type epoxy resin and brominated phenolic type and dibromopentaneerythritol type epoxy resin. The common characteristics of this type of epoxy resin are self-extinguishing and good heat resistance. It is mainly used as flame-retardant composite materials, structural materials, adhesives, coatings, and used in construction, aviation, shipbuilding, and electronic and electrical industries.

[0003] Chinese patent document CN216778088U discloses a safety filter, including a cylinder, a filter bag, a water inlet pipe, a water outlet pipe and a disassembly assembly, wherein the filter bag is connected to the cylinder through the disassembly assembly and installed inside the cylinder, the water inlet pipe is fixedly connected to the cylinder, installed on one side of the cylinder and connected to the inside of the cylinder, the water outlet pipe is fixedly connected to the cylinder, installed on the bottom of the cylinder and connected to the inside of the cylinder, the disassembly assembly includes a fixing seat, a mounting seat, a disassembly bolt, a lifting rod and a sealing member, the fixing seat is fixedly connected to the cylinder and is located inside the cylinder near one end of the water inlet pipe, the mounting seat is fixedly connected to the filter bag, and the filter bag is connected to the cylinder through the disassembly assembly. The bag is fixedly connected and detachably connected to the fixing seat and is located above the fixing seat. The bolts are removed to remove the connecting mounting seat and the fixing seat respectively. The lifting rod is fixedly connected to the mounting seat and is located on the side of the mounting seat away from the fixing seat. The sealing component is arranged above the cylinder. However, although the safety filter can be opened to quickly replace the filter bag, it is too troublesome. In addition, the brominated epoxy resin is in a semi-solid state during the production process. Excessive viscosity will reduce the filtering effect of the filter bag and reduce the permeability of the brominated epoxy resin, thereby increasing the pressure in the pipeline, increasing the risk of bursting of the pipeline and the filter, and posing a safety hazard. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that the existing safety filter can be opened to quickly replace the filter bag, which is too troublesome, and the brominated epoxy resin is in a semi-solid state during the production process. The high viscosity will reduce the filtering effect of the filter bag and the passability of the brominated epoxy resin, thereby increasing the pressure in the pipeline, increasing the risk of bursting of the pipeline and the filter, and posing a safety hazard. A safety filter is proposed.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a safety filter, including a filter assembly, and an anti-blocking assembly arranged inside the filter assembly, the filter assembly including a filter body, a conical cabin fixedly connected to the lower end of the filter body, a support leg fixedly connected to the upper end of the conical cabin, a discharge port arranged at the lower part of the side of the conical cabin, a discharge port arranged at the upper part of the side of the filter body, a feed port arranged at the upper end of the filter body, a filter cover movably connected to the upper end of the filter body, bolts arranged on the filter cover, and the upper end of the filter cover is fixedly connected to the filter body by bolts, the anti-blocking assembly includes a rotating motor, a rotating motor is arranged at the upper end of the filter cover, the output end of the rotating motor is fixedly connected to the transmission shaft, one side of the transmission shaft is fixedly connected to the connecting rod, one end of the connecting rod is fixedly connected to a scraper, one side of the scraper is movably connected to the filter screen cylinder, and the outer surface of the filter screen cylinder is movably connected to the filter body.

[0006] Preferably, the filter body is provided with mounting grooves, two groups of mounting grooves are provided, and the two groups of mounting grooves are symmetrically arranged, the outer surface of the filter cylinder is fixedly connected with a guide rail, and the outer surface of the mounting groove is longitudinally slidably connected with the guide rail;

[0007] It is used to conveniently install the filter screen cartridge into the filter body or remove it from the filter body.

[0008] Preferably, the legs are provided in four groups, and the lower ends of the legs are fixedly connected with support plates;

[0009] It is used to increase the ground contact area of ​​the outriggers, making the force more evenly distributed and preventing tilting.

[0010] Preferably, a valve is provided on the discharge port;

[0011] Used to open the discharge port to discharge impurities in the conical cabin.

[0012] Preferably, the outer surface of the rotating motor is fixedly connected to a motor frame, and the lower end of the motor frame is fixedly connected to the filter body;

[0013] Used to increase the stability of rotating motors so that they can work normally.

[0014] Preferably, the scraper is provided with a through hole;

[0015] It is used to facilitate the flow of brominated epoxy resin from the scraper and reduce the resistance encountered by the scraper when it rotates.

[0016] Preferably, a handle is fixedly connected to the upper end of the filter screen cylinder, and two sets of handles are provided and symmetrically installed;

[0017] For convenient lifting of the filter cartridge.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] The utility model provides a safety filter, which starts a rotating motor to drive a transmission shaft by arranging an anti-blocking component, and drives a scraper to clean the inside of a filter cylinder through the transmission shaft, so as to prevent the filtering effect of the filter from being affected by excessive impurities.

[0020] The utility model provides a safety filter, which provides a filter assembly and mounts a filter cover on a filter body through bolts, so that the filter cartridge inside the filter body can be taken out for cleaning, thereby ensuring the filtering effect of the filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of a safety filter proposed by the utility model;

[0022] Figure 2 This is a schematic diagram of the overall structure of a filter assembly of a safety filter proposed by the utility model;

[0023] Figure 3 This is a schematic diagram of the overall structure of a filter screen cartridge of a safety filter proposed by the utility model;

[0024] Figure 4 This is a schematic diagram of the overall structure of a transmission shaft and a scraper of a safety filter proposed by the utility model;

[0025] Figure 5 This is an enlarged schematic diagram of point A of a safety filter proposed by the utility model;

[0026] Legend:

[0027] 1. Filter assembly; 11. Filter body; 111. Mounting groove; 12. Conical cabin; 13. Leg; 131. Support plate; 14. Discharge port; 141. Valve; 15. Discharge port; 16. Feed port; 17. Filter cover; 18. Bolts; 2. Anti-blocking assembly; 21. Rotating motor; 211. Motor frame; 22. Transmission shaft; 23. Connecting rod; 24. Scraper; 241. Through hole; 25. Filter cylinder; 251. Rail; 252. Handle. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0030] Reference Figure 1-5 The utility model provides an embodiment: a safety filter, including a filter assembly 1, and an anti-blocking assembly 2 arranged inside the filter assembly 1, the filter assembly 1 includes a filter body 11, the lower end of the filter body 11 is fixedly connected with a conical cabin 12, the upper end of the conical cabin 12 is fixedly connected with a support leg 13, the lower end of the conical cabin 12 is provided with a discharge port 14, the lower part of the side of the filter body 11 is provided with a discharge port 15, the upper part of the side of the filter body 11 is provided with a feed port 16, the upper end of the filter body 11 is movably connected with a filter cover 17, the filter cover 17 is provided with bolts 18, the filter body 11 and the filter cover 17 are installed together, the filter cover 17 is provided with bolts 18, and the filter body 11 and the filter cover 17 are installed with bolts 18. The end is fixedly connected to the filter body 11 by bolts 18, the anti-blocking component 2 includes a rotating motor 21, and the upper end of the filter cover 17 is provided with a rotating motor 21. The output end of the rotating motor 21 is fixedly connected to the transmission shaft 22, and the transmission shaft 22 is driven by the rotating motor 21. One side of the transmission shaft 22 is fixedly connected to the connecting rod 23, and one end of the connecting rod 23 is fixedly connected to a scraper 24. One side of the scraper 24 is movably connected to the filter screen cylinder 25, and impurities on the surface of the filter screen cylinder 25 are cleaned by the scraper 24. The outer surface of the filter screen cylinder 25 is movably connected to the filter body 11, so that the filter screen cylinder 25 can be conveniently installed in the filter body 11, or the filter screen cylinder 25 can be removed from the filter body 11.

[0031] The filter body 11 is provided with a mounting groove 111, and the mounting groove 111 is provided with two groups, and the two groups of mounting grooves 111 are symmetrically arranged. The outer surface of the filter screen cartridge 25 is fixedly connected with a guide rail 251, and the outer surface of the mounting groove 111 is longitudinally slidably connected with the guide rail 251, so that the filter screen cartridge 25 can be conveniently installed in the filter body 11, or the filter screen cartridge 25 can be removed from the filter body 11. The legs 13 are provided with four groups, and the lower ends of the legs 13 are fixedly connected with support plates 131, so as to increase the ground contact area of ​​the legs 13, thereby increasing the In order to increase the overall stability of the filter device, a valve 141 is provided on the discharge port 14 to manually open or close the discharge port 14. A motor frame 211 is fixedly connected to the outer surface of the rotating motor 21. The lower end of the motor frame 211 is fixedly connected to the filter body 11 to increase the stability of the motor 21. A through hole 241 is provided on the scraper 24 to reduce the resistance of the brominated epoxy resin to the scraper 24. A handle 252 is fixedly connected to the upper end of the filter cylinder 25. Two groups of handles 252 are provided and symmetrically installed to facilitate lifting the filter cylinder 25.

[0032] Working principle: first, lift the filter screen barrel 25 by the handle 252, then align the guide rail 251 and the mounting groove 111, install the filter screen cylinder 25 into the filter body 11, and then connect the rotating motor 21 and the transmission shaft 22, and install the rotating motor 21 onto the filter cover 17, and then install the filter body 11 and the filter cover 17 by the bolts 18, and then install the filtering equipment onto the pipeline, and the brominated epoxy resin enters the filter body 11 from the feed port 16, and start the rotating motor 21 to drive the transmission shaft 22, and the scraper 24 rotates through the transmission shaft 22, so that the scraper 24 can continuously scrape off the impurities on the inside of the filter screen cylinder 25, and at the same time, the filtered brominated epoxy resin is discharged from the filter body 11 from the discharge port 15 to complete the filtration.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A safety filter, comprising a filter assembly (1), and an anti-blocking assembly (2) arranged inside the filter assembly (1), characterized in that: The filter assembly (1) comprises a filter body (11), the lower end of the filter body (11) is fixedly connected to a conical chamber (12), the upper end of the conical chamber (12) is fixedly connected to a support leg (13), the lower end of the conical chamber (12) is provided with a discharge port (14), the lower part of the side of the filter body (11) is provided with a discharge port (15), the upper part of the side of the filter body (11) is provided with a feed port (16), the upper end of the filter body (11) is movably connected to a filter cover (17), the filter cover (17) is provided with bolts (18), and the filter The upper end of the cover (17) is fixedly connected to the filter body (11) via bolts (18); the anti-blocking assembly (2) comprises a rotating motor (21); the upper end of the filter cover (17) is provided with the rotating motor (21); the output end of the rotating motor (21) is fixedly connected to a transmission shaft (22); one side of the transmission shaft (22) is fixedly connected to a connecting rod (23); one end of the connecting rod (23) is fixedly connected to a scraper (24); one side of the scraper (24) is movably connected to a filter screen cylinder (25); and the outer surface of the filter screen cylinder (25) is movably connected to the filter body (11).

2. A safety filter according to claim 1, characterized in that: The filter body (11) is provided with mounting grooves (111), two groups of mounting grooves (111) are provided, and the two groups of mounting grooves (111) are symmetrically arranged, the outer surface of the filter screen cylinder (25) is fixedly connected to a guide rail (251), and the outer surface of the mounting groove (111) is longitudinally slidably connected to the guide rail (251).

3. A safety filter according to claim 1, characterized in that: The supporting legs (13) are provided in four groups, and the lower ends of the supporting legs (13) are fixedly connected to support plates (131).

4. A safety filter according to claim 1, characterized in that: The discharge port (14) is provided with a valve (141).

5. A safety filter according to claim 1, characterized in that: The outer surface of the rotating motor (21) is fixedly connected to a motor frame (211), and the lower end of the motor frame (211) is fixedly connected to the filter body (11).

6. A safety filter according to claim 1, characterized in that: The scraper (24) is provided with a through hole (241).

7. A safety filter according to claim 1, characterized in that: A handle (252) is fixedly connected to the upper end of the filter screen cylinder (25), and two sets of handles (252) are provided and symmetrically installed.

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