Ceramic filter for metal casting

Abstract

The application discloses a ceramic filter for metal casting and belongs to the technical field of ceramic filters. Specifically, the ceramic filter for metal casting comprises a liquid distributor, a liquid filter, a liquid inlet connector and a liquid outlet connector. The liquid distributor is fixedly connected with the liquid filter. The other end of the liquid distributor is connected with the liquid inlet connector. The other end of the liquid filter is connected with the liquid outlet connector. Through cooperation of the filtering cylinder, the filtering plate, the shunt plate and the shunt groove, the application can slow down the flow rate of liquid entering the filter body, thereby improving the impact resistance of the filter body, avoiding the breakage or deformation of the foam ceramic filter caused by liquid impact force, and prolonging the service life of the foam ceramic filter.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of ceramic filters, and particularly relates to a ceramic filter for metal casting. BACKGROUND

[0002] The foam ceramic filter for metal casting is a key functional material for purifying molten metal liquid, and its core function is to remove inclusions (such as oxides, slag, sand particles, etc.) in the metal liquid, so as to improve the quality of castings and reduce the waste rate.

[0003] The prior art discloses a Chinese utility model patent with the application number 202321022443.1, which discloses a heat shock resistance structure of a foam ceramic filter, comprising a filter cylinder, the inner wall of the filter cylinder is fixedly connected with a filter box, the inner wall of the filter cylinder is fixedly connected with a heating box, the heating box is located at the bottom of the filter box, the inner wall of the filter cylinder is fixedly connected with a refrigeration box, the refrigeration box is located at the bottom of the heating box, the inner wall of the refrigeration box is fixedly connected with a vertical pipe, the bottom of the inner wall of the filter cylinder is fixedly connected with a foam ceramic filter, the foam ceramic filter is located at the bottom of the refrigeration box, the top of the filter cylinder is communicated with a water inlet pipe, and the bottom of the filter cylinder is communicated with a water outlet pipe. The foam ceramic filter has the effect of resisting heat shock, and when the foam ceramic filter filters water, the foam ceramic filter will not be damaged due to the heat shock caused by the hot and cold water, and the practicality of the foam ceramic filter is improved.

[0004] The prior art has the following deficiencies: the impact resistance of the foam ceramic filter is poor, which can easily cause the foam ceramic filter to be broken or deformed, thereby reducing the service life of the foam ceramic filter. Therefore, a ceramic filter for metal casting is needed to solve the above technical problems. SUMMARY

[0005] To solve the problems in the background art, the application provides a ceramic filter for metal casting, which has good impact resistance and improves the service life of the foam ceramic filter.

[0006] To achieve the above-mentioned purposes, the application provides the following technical scheme: a ceramic filter for metal casting, comprising a liquid flow divider, a liquid filter, a liquid inlet connector and a liquid outlet connector, the liquid flow divider is fixedly connected with the liquid filter, the other end of the liquid flow divider is connected with the liquid inlet connector, and the other end of the liquid filter is connected with the liquid outlet connector.

[0007] The liquid flow divider comprises a flow divider shell, a filter cartridge, a filter plate and a flow divider plate, a flow divider cavity is arranged in the flow divider shell, the filter cartridge, the filter plate and the flow divider plate are sequentially arranged in the flow divider cavity from top to bottom, and a plurality of flow divider grooves penetrating through the filter shell are circumferentially distributed on the flow divider plate.

[0008] The liquid filter comprises a filter shell, a filter groove and a filter body, the filter groove is arranged in the filter shell and is in opposite communication with the flow divider groove, and the filter body is detachably connected in the filter groove.

[0009] Preferably, the filter cartridge comprises a hollow frame, a limiting ring and a first filter screen, the limiting ring is fixedly sleeved on the outer side of the hollow frame, the hollow frame is movably connected in the flow divider shell, and the first filter screen is fixedly sleeved on the outer side of the hollow frame.

[0010] Preferably, the filter plate comprises a hollow frame and a second filter screen, the hollow frame is movably connected in the flow divider shell, and the second filter screen is fixedly connected in the hollow frame.

[0011] Preferably, the inner diameter of the liquid inlet end of the flow divider groove is smaller than the inner diameter of the liquid outlet end of the flow divider groove.

[0012] Preferably, the liquid outlet end of the flow divider groove is provided with a sealing groove for inserting the filter body, and a first sealing ring matched with the filter body is fixedly connected in the sealing groove.

[0013] Preferably, the liquid inlet connector comprises a sealing cover and a liquid inlet pipe, the sealing cover is detachably connected on the liquid flow divider, the liquid inlet pipe is fixedly connected on the sealing cover, and a limiting groove matched with the hollow frame is arranged on the outer side of the liquid inlet pipe of the sealing cover.

[0014] Preferably, the liquid outlet connector comprises a locking sleeve, a pressing plate and a liquid outlet pipe, the locking sleeve is detachably connected on the liquid filter, the pressing plate is rotatably connected in the locking sleeve, the liquid outlet pipe is fixedly connected on the other end of the pressing plate, and a communication groove for connecting the filter groove and the liquid outlet pipe is arranged on the pressing plate.

[0015] Preferably, the communication groove is provided with a pressing assembly for pressing and limiting the filter body, the pressing assembly comprises a pressing cylinder and an elastic piece, the pressing cylinder is fixedly connected in the communication groove, the other end of the pressing cylinder is movably inserted in the filter groove, and the elastic piece is arranged and fixed on the pressing plate and sleeved on the outer side of the pressing cylinder.

[0016] Preferably, the elastic piece is arranged inside the elastic groove on the extrusion plate, the elastic piece comprises a fixed plate, a buffer spring and a movable plate, the fixed plate is fixedly sleeved outside the extrusion cylinder, the buffer spring is sleeved outside the extrusion cylinder and is fixedly connected with the fixed plate, and the movable plate is fixedly connected at one end of the buffer spring and movably sleeved outside the extrusion cylinder.

[0017] Preferably, the movable plate is fixedly connected with a second sealing ring on a side opposite to the filter shell.

[0018] Compared with the prior art, the present application has the following beneficial effects:

[0019] 1、The cooperation of the filter cylinder, the filter plate, the flow distribution plate and the flow distribution groove can slow down the flow rate of liquid entering the filter body, thereby improving the impact resistance of the filter body, avoiding the situation that the foam ceramic filter is broken or deformed due to liquid impact force, and improving the service life of the foam ceramic filter.

[0020] 2、The filter body can be disassembled, cleaned or replaced by the filter groove and the extrusion assembly, so that the filter body is prevented from being blocked for a long time and affecting the processing effect of the filter body on liquid. BRIEF DESCRIPTION OF DRAWINGS

[0021] The accompanying drawings are included to provide a further understanding of the present application, and constitute a part of the specification, illustrate the present application and explain the principles of the present application, and do not constitute a limitation of the present application. In the drawings:

[0022] Figure 1 is a schematic diagram of the three-dimensional structure of the present application;

[0023] Figure 2 is a schematic diagram of the cross-sectional structure of the present application;

[0024] Figure 3 is a schematic diagram of the cross-sectional structure of the liquid inlet connector of the present application;

[0025] Figure 4 is a schematic diagram of the three-dimensional structure of the liquid flow distributor of the present application;

[0026] Figure 5 is a schematic diagram of the cross-sectional structure of the liquid flow distributor of the present application;

[0027] Figure 6 is a schematic diagram of the three-dimensional structure of the liquid filter of the present application;

[0028] Figure 7 is a schematic diagram of the cross-sectional structure of the liquid filter of the present application;

[0029] Figure 8The three-dimensional structure schematic diagram of the liquid outlet connector of the application;

[0030] Figure 9 The cross-sectional structure schematic diagram of the liquid outlet connector of the application;

[0031] Figure 10 The structure schematic diagram of the elastic member of the application;

[0032] In the figure: 100, liquid distributor; 101, distributor shell; 102, hollow frame; 103, limiting ring; 104, first filter screen; 105, hollow frame; 106, second filter screen; 107, distributor plate; 108, distributor groove; 109, sealing groove; 110, first sealing ring; 200, liquid filter; 201, filter shell; 202, filter groove; 203, filter body; 300, liquid inlet connector; 301, sealing cover; 302, liquid inlet pipe; 303, limiting groove; 400, liquid outlet connector; 401, locking sleeve; 402, extrusion plate; 403, liquid outlet pipe; 404, communication groove; 405, extrusion cylinder; 406, elastic groove; 407, fixed plate; 408, buffer spring; 409, movable plate; 410, second sealing ring. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the application.

[0034] EMBODIMENT

[0035] Please refer to Figures 1-10 The embodiment provides the following technical solutions: a ceramic filter for metal casting, comprising a liquid distributor 100, a liquid filter 200, a liquid inlet connector 300 and a liquid outlet connector 400, the liquid distributor 100 is fixedly connected with the liquid filter 200, and the liquid distributor 100 and the liquid filter 200 are integrally arranged, the other end of the liquid distributor 100 is connected with the liquid inlet connector 300, and the other end of the liquid filter 200 is connected with the liquid outlet connector 400, through the liquid distributor 100, the liquid filter 200, the liquid inlet connector 300 and the liquid outlet connector 400, metal liquid can pass through the liquid inlet connector 300, the liquid distributor 100 and the liquid filter 200 in sequence and be discharged from the liquid outlet connector 400.

[0036] As Figure 2 , Figure 5As shown, the liquid distributor 100 comprises a distribution shell 101, a filter cylinder, a filter plate and a distribution plate 107, a distribution cavity is arranged in the distribution shell 101, the filter cylinder, the filter plate and the distribution plate 107 are sequentially arranged in the distribution cavity from top to bottom, a plurality of distribution grooves 108 penetrating through the filter shell 201 are circumferentially distributed on the distribution plate 107, and through the cooperation of the filter cylinder, the filter plate, the distribution plate 107 and the distribution grooves 108, the flow rate of the liquid entering the filter body 203 can be slowed down, so that the impact resistance of the filter body 203 is improved, the situation that the ceramic foam filter is broken or deformed due to liquid impact force is avoided, and the service life of the ceramic foam filter is improved.

[0037] As shown in Figure 2 , Figure 3 , the liquid inlet connector 300 comprises a sealing cover 301 and a liquid inlet pipe 302, the sealing cover 301 is detachably connected to the liquid distributor 100, the liquid inlet pipe 302 is fixedly connected to the sealing cover 301, a limiting groove 303 adapted to the hollow frame 102 is arranged on the outer side of the liquid inlet pipe 302 of the sealing cover 301, and the limiting groove 303 is adapted to the top end of the hollow frame 102. Since the filter cylinder, the filter plate and the distribution plate 107 are movably connected inside the distribution shell 101, when the sealing cover 301 is threadedly connected to the distribution shell 101, the filter cylinder, the filter plate and the distribution plate 107 can be sequentially extruded, so that the filter cylinder, the filter plate and the distribution plate 107 can be conveniently replaced or cleaned.

[0038] As shown in Figure 2 , Figure 4 and Figure 5 , the filter cylinder comprises a hollow frame 102, a limiting ring 103 and a first filter screen 104, the limiting ring 103 is fixedly sleeved on the outer side of the hollow frame 102, the limiting ring 103 is movably connected inside the distribution shell 101, and the first filter screen 104 is fixedly covered on the outer side of the hollow frame 102. In some embodiments, the side wall and the bottom wall of the hollow frame 102 are both provided with liquid outlet grooves penetrating through the hollow frame 102. Through the cooperation of the hollow frame 102 and the first filter screen 104, the metal liquid can be preliminarily buffered and filtered when the metal liquid enters the distribution shell 101 through the liquid inlet pipe 302, so that the flow rate of the metal liquid is slowed down.

[0039] The filter plate comprises a hollow frame 105 and a second filter screen 106, the hollow frame 105 is movably connected inside the distribution shell 101, and the second filter screen 106 is fixedly connected in the hollow frame 105. Through the second filter screen 106, the metal liquid can be further filtered.

[0040] As shown in Figure 2 , Figure 6 and Figure 7As shown, the liquid filter 200 comprises a filter shell 201, a filter groove 202 and a filter body 203, the filter groove 202 is arranged in the filter shell 201 and communicates with the shunt groove 108, and the filter body 203 is detachably connected in the filter groove 202. In some embodiments, the filter groove 202 is arranged one by one with the shunt groove 108, and the inner diameter of the filter groove 202 is larger than that of the shunt groove 108. By arranging the filter groove 202, the filter body 203 can be disassembled, so as to facilitate cleaning or replacing the filter body 203.

[0041] In some embodiments, a strip-shaped groove can be arranged on both sides of the inner wall of the filter cavity, and a strip-shaped block adapted to the strip-shaped groove is fixedly connected to the side wall of the shunt plate 107. When the shunt plate 107 is installed, the shunt plate 107 can be limited, so that the shunt groove 108 can better correspond to the filter groove 202.

[0042] As shown in Figure 5 , the liquid outlet end of the shunt groove 108 is provided with a sealing groove 109 for inserting the filter body 203, and a first sealing ring 110 adapted to the filter body 203 is fixedly connected in the sealing groove 109. By arranging the first sealing ring 110, when the filter body 203 is inserted into the filter groove 202 from the bottom end of the filter groove 202, the sealing between the filter body 203 and the shunt groove 108 can be improved.

[0043] As shown in Figure 1 , Figure 2 , Figure 8 , Figure 9 , the liquid outlet connector 400 comprises a locking sleeve 401, an extrusion plate 402 and a liquid outlet pipe 403, the locking sleeve 401 is detachably connected to the liquid filter 200, the extrusion plate 402 is rotatably connected in the locking sleeve 401, the bottom end of the extrusion plate 402 is fixedly connected with the liquid outlet pipe 403, and the extrusion plate 402 is provided with a communication groove 404 for connecting the filter groove 202 and the liquid outlet pipe 403. By arranging the locking sleeve 401, the extrusion plate 402 can be sealingly connected to the bottom end of the filter shell 201, and the filter body 203 in the filter groove 202 can be limited. By arranging the communication groove 404, the metal liquid filtered by the filter body 203 flows into the liquid outlet pipe 403.

[0044] As shown in Figure 8 , Figure 9 , Figure 10As shown, the communication groove 404 is provided with an extrusion assembly for extruding and limiting the filter body 203, the extrusion assembly comprises an extrusion cylinder 405 and an elastic member, the extrusion cylinder 405 is fixedly connected inside the communication groove 404, the top end of the extrusion cylinder 405 is movably inserted inside the filter groove 202, the elastic member is fixed on the extrusion plate 402 and is sleeved outside the extrusion cylinder 405, the extrusion cylinder 405 is fixedly connected on the extrusion plate 402, when the extrusion plate 402 is fixed on the filter shell 201, the extrusion cylinder 405 is inserted into the filter groove 202, the filter body 203 in the filter groove 202 is extruded, and the limitation of the filter body 203 is completed.

[0045] As shown in the figure, Figure 10 The elastic member is arranged in the elastic groove 406 on the extrusion plate 402, the elastic member comprises a fixed plate 407, a buffer spring 408 and a movable plate 409, the fixed plate 407 is fixedly sleeved outside the extrusion cylinder 405, the buffer spring 408 is sleeved outside the extrusion cylinder 405 and is fixedly connected with the fixed plate 407, and the movable plate 409 is fixedly connected at one end of the buffer spring 408 and is movably sleeved outside the extrusion cylinder 405; through the arranged fixed plate 407, buffer spring 408 and movable plate 409, in the process that the locking sleeve 401 drives the extrusion plate 402 to move towards the filter shell 201, the movable plate 409 can be extruded by the filter shell 201, so that the buffer spring 408 can be extruded by the movable plate 409, and the sealing between the extrusion plate 402 and the filter shell 201 and between the extrusion cylinder 405 and the filter body 203 is improved.

[0046] As shown in the figure, Figure 10 The movable plate 409 is fixedly connected with the second sealing ring 410 on the side opposite to the filter shell 201, and the sealing between the extrusion cylinder 405 and the filter body 203 is further improved under the premise that the extrusion plate 402 is sealingly connected with the filter shell 201.

[0047] The working principle of the application is as follows: in use, the shunt plate 107, the filter plate and the filter cartridge are sequentially placed in the shunt cavity, and then the sealing cover 301 is threadedly connected on the shunt shell 101, and when the sealing cover 301 is completely fixed on the shunt shell 101, the filter cartridge, the filter plate and the shunt plate 107 are sequentially extruded, so that the filter cartridge, the filter plate and the shunt plate 107 are firmly installed in the shunt cavity.

[0048] Then, each filter tank 202 is internally installed with a filter body 203, and then the extrusion cylinder 405 on the extrusion plate 402 is inserted into the corresponding filter tank 202, the filter body 203 is extruded in the extrusion cylinder 405, then the locking sleeve 401 is rotated, the locking sleeve 401 pulls the extrusion plate 402 to move, and the filter shell 201 extrudes the movable plate 409 and the buffer spring 408 at the same time, until the locking sleeve 401 is fixed, the extrusion cylinder 405 is firmly inserted into the filter tank 202, and the limiting of all filter bodies 203 is completed.

[0049] The metal liquid enters into the shunt cavity through the liquid inlet pipe 302, and is shunted and filtered through the filter cylinder and the filter plate in sequence, and then enters into the shunt groove 108 on the shunt plate 107 to be shunted, the metal liquid in the shunt groove 108 enters into the corresponding filter tank 202, so that the filter body 203 further filters the metal liquid, and the filtered metal liquid is discharged into the liquid outlet pipe 403 through the communication groove 404.

[0050] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing embodiments of the present application are described in detail, for those skilled in the art, it still can be modified, or equivalent replacement of part of the technical features recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A ceramic filter for metal casting, characterized in that: It includes a liquid distributor (100), a liquid filter (200), an inlet connector (300), and an outlet connector (400). The liquid distributor (100) is fixedly connected to the liquid filter (200). The other end of the liquid distributor (100) is connected to the inlet connector (300), and the other end of the liquid filter (200) is connected to the outlet connector (400). The liquid distributor (100) includes a distribution shell (101), a filter cylinder, a filter plate, and a distribution plate (107). A distribution cavity is provided inside the distribution shell (101). The filter cylinder, the filter plate, and the distribution plate (107) are arranged sequentially from top to bottom inside the distribution cavity. A plurality of distribution grooves (108) penetrating the filter shell (201) are distributed circumferentially on the distribution plate (107). The liquid outlet end of the distribution groove (108) is provided with a sealing groove (109) for the filter body (203) to be inserted. The liquid filter (200) includes a filter housing (201), a filter tank (202) and a filter body (203). The filter housing (201) is provided with a plurality of filter tanks (202) that are connected to the diversion tank (108). Each filter tank (202) is detachably connected to a filter body (203). The filter body (203) is a foam ceramic filter. The liquid outlet connector (400) includes a locking sleeve (401), a squeezing plate (402), and a liquid outlet pipe (403). The locking sleeve (401) is detachably connected to the liquid filter (200). The squeezing plate (402) is rotatably connected inside the locking sleeve (401). The other end of the squeezing plate (402) is fixedly connected to the liquid outlet pipe (403). The squeezing plate (402) is provided with a connecting groove (404) for connecting the filter tank (202) and the liquid outlet pipe (403). An extrusion assembly is provided in the connecting groove (404) for extruding and limiting the filter body (203). The extrusion assembly includes an extrusion cylinder (405) and an elastic element. The extrusion cylinder (405) is fixedly connected to the inside of the connecting groove (404), and the other end of the extrusion cylinder (405) is movably inserted into the inside of the filter groove (202). The elastic element is fixed on the extrusion plate (402) and sleeved on the outside of the extrusion cylinder (405). The elastic element is disposed inside the elastic groove (406) on the extrusion plate (402). The elastic element includes a fixed plate (407), a buffer spring (408), and a movable plate (409). The fixed plate (407) is fixedly sleeved on the outside of the extrusion cylinder (405). The buffer spring (408) is sleeved on the outside of the extrusion cylinder (405) and fixedly connected to the fixed plate (407). The movable plate (409) is fixedly connected to one end of the buffer spring (408) and movably sleeved on the outside of the extrusion cylinder (405). The liquid inlet connector (300) includes a sealing cap (301) and a liquid inlet pipe (302). The sealing cap (301) is detachably connected to the liquid distributor (100). The liquid inlet pipe (302) is fixedly connected to the sealing cap (301). A limiting groove (303) adapted to the hollow frame (102) is provided on the sealing cap (301) outside the liquid inlet pipe (302).

2. The ceramic filter for metal casting according to claim 1, characterized in that: The filter cylinder includes a hollow frame (102), a limiting ring (103), and a first filter screen (104). The limiting ring (103) is fixedly sleeved on the outside of the hollow frame (102), and the limiting ring (103) is movably connected to the inside of the diversion shell (101). The first filter screen (104) is fixedly covered on the outside of the hollow frame (102).

3. A ceramic filter for metal casting according to claim 1, characterized in that: The filter plate includes a hollow frame (105) and a second filter screen (106). The hollow frame (105) is movably connected inside the diversion shell (101), and the second filter screen (106) is fixedly connected inside the hollow frame (105).

4. A ceramic filter for metal casting according to claim 1, characterized in that: The inner diameter of the liquid inlet end of the diversion channel (108) is smaller than the inner diameter of the liquid outlet end of the diversion channel (108).

5. A ceramic filter for metal casting according to claim 1, characterized in that: A first sealing ring (110) adapted to the filter body (203) is fixedly connected inside the sealing groove (109).

6. A ceramic filter for metal casting according to claim 1, characterized in that: A second sealing ring (410) is fixedly connected to the side of the movable plate (409) that is directly opposite to the filter shell (201).

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