CN219574572U - Magnetic suction filter, magnetic suction filter assembly and mobile phone shell - Google Patents

Abstract

The utility model relates to the technical photographic equipment field, in particular to a magnetic suction filter, a magnetic suction filter component and a mobile phone shell. The utility model also provides a magnetic suction filter assembly, which comprises an adapter, wherein the adapter is matched with the fixed shell, and the adapter comprises a main shell and a second magnet. The main shell is a closed loop shell penetrating through the main shell. The inner annular wall of the main shell is provided with a second accommodating groove perpendicular to the axial direction, and the second magnet is arranged in the second accommodating groove. The utility model also provides a mobile phone shell which is connected with the magnetic suction filter assembly.

Description

Magnetic suction filter, magnetic suction filter assembly and mobile phone shell

[ field of technology ]

The utility model relates to the technical field of photographic equipment, in particular to a magnetic suction filter, a magnetic suction filter component and a mobile phone shell.

[ background Art ]

With the continuous development of photography, the requirements of people on photography equipment are increasing, and in order to take more beautiful pictures, users often need to replace different filters to achieve the desired shooting effect.

The existing filter is very complicated to install and detach, and a specific connection structure is required. The filter used at the mobile phone end needs to be replaced more frequently, and the user is subjected to poor use experience due to excessively complicated operation.

[ utility model ]

The utility model provides a magnetic filter, a magnetic filter component and a mobile phone shell, which are used for solving the technical problem that the existing filter is complicated to install.

The utility model provides a magnetic filter, which comprises a fixed shell and a filter, wherein a channel penetrating through the fixed shell is formed in the fixed shell, a filter groove is formed in one end of the channel, the filter is accommodated in the filter groove, a first magnet is arranged on the fixed shell and is arranged at the circumferential outer edge of the filter, a first accommodating groove is correspondingly formed in one surface of the fixed shell facing the filter groove, and the first magnet is arranged in the first accommodating groove and fixedly connected with the fixed shell in an embedding manner.

Preferably, the magnetic suction filter further comprises a pressing ring, the pressing ring is fixedly arranged at the top end of the filter groove, and one surface of the pressing ring abuts against the filter.

Preferably, one end of the fixed shell, where the filter groove is arranged, is defined as a first end, the opposite end is defined as a second end, the first end is matched with the second end, and when the number of the magnetic suction filters is at least two, the first end of one magnetic suction filter is mutually matched with the second end of the other magnetic suction filter and is in magnetic suction connection; the shape of the first end may be the same as or different from the shape of the second end.

The technical problem to be solved by the utility model is also solved by providing a magnetic suction filter assembly which comprises an adapter and the magnetic suction filter, wherein the adapter comprises a main shell and a second magnet, the main shell is provided with a light inlet channel penetrating through the main shell, the second magnet is arranged on the main shell, the adapter and the magnetic suction filter are connected through a first magnet and a second magnet between the main shell and a fixed shell in a ferromagnetic attraction way, and the light inlet channel of the main shell is coaxial with the channel of the fixed shell.

Preferably, a second accommodating groove is formed in the inner wall of the light inlet channel, and the second magnets are arranged at the bottom of the second accommodating groove and are circumferentially distributed along the bottom of the second accommodating groove.

Preferably, the main housing includes opposite ends, one end of the main housing is connected with the magnetic suction filter, and the opposite end is provided with at least one of a thread structure and a fastening structure for fixedly connecting with the mobile phone shell/mobile phone.

Preferably, the shape of the adaptor is matched with the shape of the camera, and the sectional area of the light inlet channel is larger than or equal to the area of the camera area of the mobile phone.

The utility model further provides a mobile phone shell which is connected with the magnetic suction filter.

Preferably, one end of the adapter, which is far away from the magnetic suction filter, is fixedly connected with the camera area of the mobile phone shell.

Compared with the prior art, the magnetic suction filter and the magnetic suction filter assembly provided by the utility model have the following advantages:

1. the magnetic filter comprises a fixed shell and a filter lens, wherein a channel penetrating through the fixed shell is formed in the fixed shell, a filter groove is formed in one end of the channel, the filter lens is contained in the filter groove, a first magnet is arranged on the fixed shell, and the first magnet is arranged at the circumferential outer edge of the filter lens. Through setting up first magnet in the filter inslot in order to reach the magnetism and inhale the effect, magnetism inhale the filter that connects and compare in traditional filter dismantlement convenience, also more swiftly when the user changes, avoid leading to missing the shooting time because of changing the filter, improved user's use experience greatly.

2. The magnetic filter provided by the embodiment of the utility model further comprises a compression ring, wherein the compression ring is fixedly arranged at the top end of the filter groove, and one surface of the compression ring abuts against the filter lens. Through setting up the metal clamping ring for stack other magnetism inhale the filter, other magnetism inhale the magnet of filter and clamping ring magnetism inhale, with this multiple filter superimposed effect of reaching, improved user's use impression.

3. The fixed shell of the embodiment of the utility model is annular, and a first accommodating groove is formed in the second end or the outer circumference or the first end of the fixed shell, and a first magnet is arranged in the first accommodating groove. Through seting up first storage tank at fixed casing for magnetism suction filter overall thickness reduces, has improved user's use and has experienced, and makes magnetism suction filter more conveniently carry, reduces the occupation volume in space.

3. According to the embodiment of the utility model, one end of the fixed shell, which is provided with the filter grooves, is defined as a first end, the other opposite end is defined as a second end, the first end is matched with the second end, and when the number of the magnetic filters is at least two, the first end of one magnetic filter is matched with the second end of the other magnetic filter and is in magnetic connection; the shape of the first end may be the same as or different from the shape of the second end. The two magnetic suction filters can be mutually overlapped and adsorbed to achieve different shooting effects, so that more feasibility is brought to shooting; the shape of the first end may be the same as or different from the shape of the second end.

4. The fixed shell is annular, a first accommodating groove is formed in the second end and/or the outer circumference and/or the first end of the fixed shell, and the first magnet is arranged in the first accommodating groove. Through seting up first storage tank at fixed casing for magnetism suction filter overall thickness reduces, has improved user's use and has experienced, and makes magnetism suction filter more conveniently carry, reduces the occupation volume in space.

5. The technical problem to be solved by the utility model is also solved by providing a magnetic suction filter assembly, which comprises an adapter and the magnetic suction filter, wherein the adapter comprises a main shell and a second magnet, the main shell is provided with a light inlet channel penetrating through the main shell, the second magnet is arranged on the main shell, the adapter and the magnetic suction filter are connected through a first magnet and a second magnet between the main shell and a fixed shell in a ferromagnetic attraction way, and the light inlet channel of the main shell is coaxial with the channel of the fixed shell. The adapter is used for better installing the filter on the mobile phone shell or other cameras, and the speed of replacing the filter by a user is improved by arranging the adapter. And the mode of only changing the filter also reduces the use cost for the user.

6. The inner wall of the light inlet channel is provided with a second accommodating groove, and the second magnets are arranged at the bottom of the second accommodating groove and are distributed along the circumference of the bottom of the second accommodating groove. Through the circumference a plurality of second magnet of arranging to reach better magnetism and inhale the effect.

7. The magnetic suction filter assembly comprises a main shell, wherein the main shell comprises opposite ends, one end of the main shell is connected with the magnetic suction filter, and the opposite end of the main shell is provided with at least one of a thread structure and a buckle structure and is used for being fixedly connected with a mobile phone shell/mobile phone. Through the detachable connection mode, the detachment speed can be greatly improved, and the use experience of a user is improved.

8. The magnetic suction filter assembly comprises an adapter, wherein the shape of the adapter is matched with that of a camera, and the sectional area of a light inlet channel is larger than or equal to the area of a camera area of a mobile phone. The light inlet area is enlarged through the mode of completely wrapping the camera so as to improve the light inlet effect.

9. The utility model further provides a mobile phone shell, and the camera area of the mobile phone shell is connected with the magnetic suction filter assembly.

10. The magnetic suction filter assembly comprises an adapter and a magnetic suction filter, wherein one end of the adapter, which is far away from the magnetic suction filter, is fixedly connected with a camera area of a mobile phone shell. The bearing capacity of the magnetic suction filter assembly can be effectively improved through the fixed connection, and meanwhile, the magnetic suction filter and the adapter are prevented from falling easily.

[ description of the drawings ]

Fig. 1 is a schematic diagram of an explosion structure of a magnetic filter according to an embodiment of the present utility model.

Fig. 2 is a schematic cross-sectional view of a magnetic filter according to an embodiment of the present utility model.

Fig. 3 is a schematic diagram of an explosion structure of a magnetic filter, a magnetic filter assembly and a mobile phone shell according to an embodiment of the utility model.

Fig. 4 is a schematic diagram of an exploded structure of a magnetic filter assembly according to an embodiment of the present utility model.

Fig. 5 is a schematic diagram of another explosion structure of a magnetic filter, a magnetic filter assembly and a mobile phone casing according to an embodiment of the present utility model.

The attached drawings are used for identifying and describing:

1. a magnetic filter; 2. an adapter; 3. a mobile phone case;

11. a fixed housing; 12. a filter lens; 21. a main housing; 22. a second magnet;

111. a filter cell; 112. a first magnet; 113. a first accommodating groove; 114. a compression ring; 115. a first anti-slip tooth; 211. a second accommodating groove; 212. a light inlet channel; 213. and the second anti-slip teeth.

[ detailed description ] of the utility model

For the purpose of making the technical solution and advantages of the present utility model more apparent, the present utility model will be further described in detail below with reference to the accompanying drawings and examples of implementation. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It should be noted that the terms "first" and "second" and the like in the description and the claims of the present utility model are used for distinguishing between different objects and not for describing a particular sequential order.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1, a first embodiment of the present utility model provides a magnetic filter 1, which includes a fixed housing 11 and a filter 12, wherein a channel penetrating the fixed housing 11 is provided on the fixed housing 11, a filter groove 111 is provided at one end of the channel, the filter 12 is accommodated in the filter groove 111, a first magnet 112 is provided on the fixed housing 11, and the first magnet 112 is disposed at a circumferential outer edge of the filter 12. And the first magnet 112 is in the same plane as the filter 12.

The position, size and shape of the channel penetrating through the fixed shell 11 are determined according to the position, size and shape of the corresponding mobile phone camera area; the surface of the fixed housing 11 facing the filter groove 111 is correspondingly provided with a first accommodating groove 113, and the first magnet 112 limits other degrees of freedom except for the direction parallel to the axial direction through the first accommodating groove 113.

Specifically, the first accommodating groove 113 may not penetrate the fixed housing 11, that is, a general groove may be provided in the fixed housing 11; the whole thickness of the magnetic filter 1 can be effectively reduced through the fixed shell 11, the first magnet 112 does not need to be arranged at other parts of the fixed shell 11, and meanwhile, the use thickness of the first magnet 112 can be increased through communication, so that the stability of magnetic connection is further improved; the first magnet 112 is fixedly connected with the fixed shell 11 in an adhering/embedding mode, and can limit the movement of the first magnet 112 after being fixedly connected, so that sound can not be generated in the shooting process, the video shooting effect is greatly improved, and meanwhile, the first magnet 112 is prevented from shaking and smashing the filter lens 12; the first magnet 112 is provided in at least one of a single ring shape, a plurality of intervals, and a plurality of splices according to the shape of the channel.

Specifically, in the present embodiment, the first magnet 112 is bonded and fixed to the fixed housing 11.

Further, the magnetic filter 1 further includes a pressing ring 114, the pressing ring 114 is fixedly disposed at the top end of the filter groove 111, and one surface of the pressing ring 114 abuts against the filter 12. The pressing ring 114 is a magnetic metal piece, and can fix the filter lens 12 and magnetically attract the first magnet 112 to limit the movement of the first magnet 112, and meanwhile, when two magnetic attraction filters 1 are overlapped, the first magnet 112 of one magnetic attraction filter 1 attracts the pressing ring 114 of the other magnetic attraction filter 1, so that the overlapping of the two magnetic attraction filters 1 is achieved.

Specifically, in the present embodiment, the pressing ring 114 is bonded to the filter 12 and the fixed housing 11 at the same time or the pressing ring 114, the filter 12, and the fixed housing 11 are bonded to each other.

Specifically, the bottom end surface of the filter groove 111 is provided with a step, the diameter of the pressing ring 114 is larger than the diameter of the inner ring of the step, the pressing of the pressing ring 114 to the first magnet 112 is limited by the step, and meanwhile, the pressing ring 114 is bonded and fixed with the inner ring of the fixed housing 11, so that the degree of freedom of limiting the directions of the filter 12 is achieved.

Referring to fig. 2, it can be understood that the pressing ring 114 abuts against the step and forms a limiting space with the first accommodating groove 113 after being adhered to the fixed housing 11, the first magnet 112 is at least partially accommodated in the limiting space, and meanwhile, one end of the first magnet 112 and one end of the filter lens 12 both abut against the pressing ring 114, and the thickness of the first magnet 112 is greater than that of the filter lens 12.

Further, one end of the fixed housing 11, where the filter groove 111 is provided, is defined as a first end, the opposite end is defined as a second end, the first end is matched with the second end, and when the number of the magnetic filters 1 is at least two, the first end of one magnetic filter 1 is matched with the second end of the other magnetic filter 1 and is magnetically connected; the shape of the first end of the magnetic filter 1 may be the same as or different from the shape of the second end of the magnetic filter 1. By abutting a pressing ring 114 on the filter 12, the magnetic attraction distance between one magnetic attraction filter 1 and the other magnetic attraction filter 1 is reduced, and the superposition stability of the two magnetic attraction filters 1 is increased.

Further, the fixed housing 11 is annular, and a first accommodating groove 113 is formed at a second end and/or an outer circumference and/or a first end of the fixed housing 11, and the first magnet 112 is disposed in the first accommodating groove 113.

It can be understood that the first accommodating groove 113 penetrates through the fixed housing 11 and is communicated with the filter groove 111 and the compression ring 114, the first magnet 112 is arranged in the first accommodating groove 113 and is fixedly connected with the fixed housing 11 in a bonding/embedding manner, and the magnetic filter 1 is connected with the adapter 2 through the first magnet 112 or the two magnetic filters 1 are magnetically connected. The position of the first receiving groove 113 is not limited herein as long as the magnetic connection effect can be achieved.

Further, the circumference lateral wall perpendicular to axial direction of fixed casing 11 is fixedly connected with at least one of first anti-skidding tooth 115, and first anti-skidding tooth 115 is arranged based on the outer annular wall circumference of fixed casing 11 for increase frictional force when the user takes or dismantles, do benefit to optimizing user's use experience, avoid dropping and cause the damage.

Referring to fig. 3 and 4, a magnetic filter assembly according to a second embodiment of the present utility model includes an adapter 2 and a second magnet 22 as described above, where the main housing 21 is provided with an optical access channel 212 penetrating the main housing 21, the second magnet 22 is disposed on the main housing 21, the adapter 2 and the magnetic filter 1 are magnetically connected through the first magnet 112 and the second magnet 22 between the main housing 21 and the fixed housing 11, and the optical access channel 212 of the main housing 21 is coaxial with the channel of the fixed housing 11. The specific sleeving relation is not limited herein, and the corresponding technical effect can be mainly achieved. When the adaptor 2 is connected with the magnetic filter 1, the channel of the magnetic filter 1 is communicated with the light inlet channel 212 of the adaptor 2, so as to achieve the effect of other shooting effects.

Specifically, in the present embodiment, the main housing 21 is sleeved with the fixed housing 11, and the second magnet 22 is magnetically connected to the first magnet 112.

It can be appreciated that the filter 12 improves stability after magnetically attracting to the adapter 2, reducing the shake amplitude during photographing. Meanwhile, a plurality of second anti-slip teeth 213 are arranged in parallel to the axial direction of the adapter 2, and the second anti-slip teeth 213 are circumferentially distributed on the outer annular wall of the main casing 21 and are used for increasing friction force by taking or disassembling by a user so as to avoid damage caused by falling.

Specifically, the inner wall of the main housing 21 is provided with a second accommodating groove 211 perpendicular to the axial direction, the second magnet 22 is disposed in the second accommodating groove 211, and the second magnet 22 is fixedly connected with the main housing 21 by bonding or embedding.

Further, the light inlet channel 212 is provided with a second accommodating groove 211, and the second magnet 22 is disposed at the bottom of the second accommodating groove 211 and circumferentially arranged along the bottom of the second accommodating groove 211. The size and the specific setting position of the second magnet 22 are not limited herein, and the effect of magnetic attraction between the adapter 2 and the magnetic attraction filter 1 can be achieved.

Specifically, in the present embodiment, the second accommodating groove 211 is formed on the inner wall of the light inlet channel 212.

Further, the main housing 21 includes opposite ends, one end of which is connected to the magnetic filter 1, and the opposite end is provided with at least one of a screw structure and a fastening structure for fixedly connecting with the mobile phone housing/mobile phone. Through above-mentioned structure and magnetism suction filter 1 are connected, and specific structure setting mode is here not limited, can reach the effect that adaptor 2 and magnetism suction filter 1 are connected can.

Alternatively, in this embodiment, a magnet is disposed at one end of the adapter 2 connected to the magnetic suction filter 1. And set up the helicitic texture at the inner circle/outer lane of same terminal surface, the one end that magnetic suction filter 1 connects adaptor 2 also corresponds and sets up first magnet 112 and helicitic texture, can adapt to two kinds of magnetic suction filters 1 of magnetic suction/helicitic texture, and the commonality is strong, provides more selection space for the customer. The magnetic suction connection improves the speed of replacing the magnetic suction filter 1, reduces the disassembly time, increases the stability of the magnetic suction filter 1 during shooting by the threaded connection, and reduces the blurring of pictures caused by shaking.

It will be appreciated that in other embodiments, the main housing 21 may be configured as a magnetic housing, so as to achieve the effect of making the main housing 21 itself magnetically attracted to the magnetic filter 1.

Further, the shape, the size and the position of the light inlet channel 212 of the adapter 2 are matched with the shape of the camera, and the sectional area of the light inlet channel 212 is larger than or equal to the area of the camera area of the mobile phone; the area of the light inlet channel 212 of the adaptor 2 is larger than or equal to the area of the camera area, so as to increase the light inlet amount, reduce the shielding of the adaptor 2 to the camera, and improve the shooting effect of the photo.

Referring to fig. 5, a mobile phone shell 3 according to a third embodiment of the present utility model is connected to the magnetic filter assembly, and a camera area of the mobile phone shell 3 is connected to the magnetic filter assembly.

Further, the one end that the adaptor 2 kept away from magnetism suction filter 1 is regional fixed connection with the camera of cell-phone shell 3, improves the connection stability of adaptor 2 and cell-phone shell 3 through fixed connection's mode.

Compared with the prior art, the magnetic filter provided by the utility model has the following advantages:

1. the magnetic filter comprises a fixed shell and a filter lens, wherein a channel penetrating through the fixed shell is formed in the fixed shell, a filter groove is formed in one end of the channel, the filter lens is contained in the filter groove, a first magnet is arranged on the fixed shell, and the first magnet is arranged at the circumferential outer edge of the filter lens. Through setting up first magnet in the filter inslot in order to reach the magnetism and inhale the effect, magnetism inhale the filter that connects and compare in traditional filter dismantlement convenience, also more swiftly when the user changes, avoid leading to missing the shooting time because of changing the filter, improved user's use experience greatly.

2. The magnetic filter provided by the embodiment of the utility model further comprises a compression ring, wherein the compression ring is fixedly arranged at the top end of the filter groove, and one surface of the compression ring abuts against the filter lens. Through setting up the metal clamping ring for stack other magnetism inhale the filter, other magnetism inhale the magnet of filter and clamping ring magnetism inhale, with this multiple filter superimposed effect of reaching, improved user's use impression.

3. The fixed shell of the embodiment of the utility model is annular, and a first accommodating groove is formed in the second end or the outer circumference or the first end of the fixed shell, and a first magnet is arranged in the first accommodating groove. Through seting up first storage tank at fixed casing for magnetism suction filter overall thickness reduces, has improved user's use and has experienced, and makes magnetism suction filter more conveniently carry, reduces the occupation volume in space.

3. According to the embodiment of the utility model, one end of the fixed shell, which is provided with the filter grooves, is defined as a first end, the other opposite end is defined as a second end, the first end is matched with the second end, and when the number of the magnetic filters is at least two, the first end of one magnetic filter is matched with the second end of the other magnetic filter and is in magnetic connection; the shape of the first end may be the same as or different from the shape of the second end. The two magnetic suction filters can be mutually overlapped and adsorbed to achieve different shooting effects, so that more feasibility is brought to shooting; the shape of the first end may be the same as or different from the shape of the second end.

4. The fixed shell is annular, a first accommodating groove is formed in the second end and/or the outer circumference and/or the first end of the fixed shell, and the first magnet is arranged in the first accommodating groove. Through seting up first storage tank at fixed casing for magnetism suction filter overall thickness reduces, has improved user's use and has experienced, and makes magnetism suction filter more conveniently carry, reduces the occupation volume in space.

5. The technical problem to be solved by the utility model is also solved by providing a magnetic suction filter assembly, which comprises an adapter and the magnetic suction filter, wherein the adapter comprises a main shell and a second magnet, the main shell is provided with a light inlet channel penetrating through the main shell, the second magnet is arranged on the main shell, the adapter and the magnetic suction filter are connected through a first magnet and a second magnet between the main shell and a fixed shell in a ferromagnetic attraction way, and the light inlet channel of the main shell is coaxial with the channel of the fixed shell. The adapter is used for better installing the filter on the mobile phone shell or other cameras, and the speed of replacing the filter by a user is improved by arranging the adapter. And the mode of only changing the filter also reduces the use cost for the user.

6. The inner wall of the light inlet channel is provided with a second accommodating groove, and the second magnets are arranged at the bottom of the second accommodating groove and are distributed along the circumference of the bottom of the second accommodating groove. Through the circumference a plurality of second magnet of arranging to reach better magnetism and inhale the effect.

7. The magnetic suction filter assembly comprises a main shell, wherein the main shell comprises opposite ends, one end of the main shell is connected with the magnetic suction filter, and the opposite end of the main shell is provided with at least one of a thread structure and a buckle structure and is used for being fixedly connected with a mobile phone shell/mobile phone. Through the detachable connection mode, the detachment speed can be greatly improved, and the use experience of a user is improved.

8. The magnetic suction filter assembly comprises an adapter, wherein the shape of the adapter is matched with that of a camera, and the sectional area of a light inlet channel is larger than or equal to the area of a camera area of a mobile phone. The light inlet area is enlarged through the mode of completely wrapping the camera so as to improve the light inlet effect.

9. The utility model further provides a mobile phone shell, and the camera area of the mobile phone shell is connected with the magnetic suction filter assembly.

10. The magnetic suction filter assembly comprises an adapter and a magnetic suction filter, wherein one end of the adapter, which is far away from the magnetic suction filter, is fixedly connected with a camera area of a mobile phone shell. The bearing capacity of the magnetic suction filter assembly can be effectively improved through the fixed connection, and meanwhile, the magnetic suction filter and the adapter are prevented from falling easily.

Claims (9)

1. A magnetic filter, characterized in that: including fixed casing and filter, be equipped with on the fixed casing and run through the passageway of fixed casing, the filter groove has been seted up to the one end of passageway, the filter holding is in the filter inslot, be provided with first magnet on the fixed casing, and first magnet sets up the circumference of filter is outer along the department, the fixed casing orientation the one side of filter corresponds and is equipped with first accommodation groove, first magnet sets up in the first accommodation groove, first magnet through inlay the mode of establishing with fixed casing fixed connection.

2. A magnetic filter according to claim 1, wherein: the magnetic suction filter further comprises a pressing ring, the pressing ring is fixedly arranged at the top end of the filter groove, and one surface of the pressing ring abuts against the filter.

3. A magnetic filter according to claim 1, wherein: and one end of the fixed shell, which is provided with the filter grooves, is defined as a first end, the other opposite end is defined as a second end, the first end is matched with the second end, and when the number of the magnetic suction filters is at least two, the first end of one magnetic suction filter is mutually matched with the second end of the other magnetic suction filter and is in magnetic suction connection.

4. A magnetic suction filter assembly, characterized in that: the magnetic filter comprises an adapter and the magnetic filter according to any one of claims 1-3, wherein the adapter comprises a main shell and a second magnet, the main shell is provided with a light inlet channel penetrating through the main shell, the second magnet is arranged on the main shell, the adapter and the magnetic filter are connected through first magnet and second magnet between the main shell and a fixed shell, and the light inlet channel of the main shell is coaxial with the channel of the fixed shell.

5. A magnetic filter assembly as claimed in claim 4, wherein: the light inlet channel is provided with a second accommodating groove, and the second magnets are arranged at the bottom of the second accommodating groove and are circumferentially distributed along the bottom of the second accommodating groove.

6. A magnetic filter assembly as claimed in claim 4, wherein: the main shell comprises opposite ends, one end of the main shell is connected with the magnetic suction filter, and the opposite end of the main shell is provided with at least one of a thread structure and a buckle structure and is used for being fixedly connected with the mobile phone shell/mobile phone.

7. A magnetic filter assembly as claimed in claim 4, wherein: the shape of the adapter is matched with that of the camera, and the sectional area of the light inlet channel is larger than or equal to the area of the camera area of the mobile phone.

8. A cell-phone shell, characterized in that: the mobile phone shell and the magnetic suction filter assembly as claimed in any one of claims 4 to 7, wherein the mobile phone shell camera area is connected with the magnetic suction filter assembly.

9. The mobile phone shell according to claim 8, wherein: one end of the adapter, which is far away from the magnetic suction filter, is fixedly connected with a camera area of the mobile phone shell.