CN217183339U

CN217183339U - Mobile phone shell

Info

Publication number: CN217183339U
Application number: CN202220483109.5U
Authority: CN
Inventors: 郑阳辉; 郑阳红; 仇森; 郑井艳; 刘秋顺; 黄诗婉; 陈少华; 李乐
Original assignee: Shenzhen Lingyi Innovation Technology Co ltd
Current assignee: Shenzhen Lingyi Innovation Technology Co ltd
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-08-12
Anticipated expiration: 2032-03-07

Abstract

The utility model discloses a mobile phone shell, which comprises a shell, wherein the back of the shell is provided with a through hole, and the mobile phone shell further comprises a bracelet arranged at the periphery of the through hole, the bracelet comprises a first part and a second part, the first end and the second end of the first part are respectively hinged with the first end and the second end of the second part, the second end of the second part is rotatably connected to the back of the shell, the first part can rotate relative to the second part along the direction vertical to the back of the shell, and the second part can rotate relative to the shell along the direction parallel to the back of the shell; the bracelet lid fits during the back of casing, the bracelet is around the periphery of through-hole. The utility model discloses have multiple functions, can improve the holistic aesthetic property of cell-phone shell, and can not influence handheld feeling and comfort level.

Description

Mobile phone shell

Technical Field

The utility model relates to a cell-phone accessory technical field, specificly relate to a cell-phone shell.

Background

The current cell-phone shell that is used for the cover to establish on the cell-phone sets up the finger ring knot of a circle form in the center department at the casing back of cell-phone shell usually to realize handheld cell-phone, thereby can prevent that the cell-phone from following the landing in hand, nevertheless this kind of ring knot only has handheld function, and can increase the thickness of cell-phone mid portion, has influenced handheld feeling and comfort level, has influenced the holistic aesthetic property of cell-phone shell, can't satisfy the user demand.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a mobile phone shell has multiple functions, can improve the holistic aesthetic property of the mobile phone shell, and can not influence the hand-held feeling and comfort level.

The utility model provides a technical scheme that its technical problem adopted is:

a mobile phone shell comprises a shell body, wherein a through hole is formed in the back of the shell body, the mobile phone shell further comprises a bracelet arranged on the periphery of the through hole, the bracelet comprises a first part and a second part, the first end and the second end of the first part are respectively hinged with the first end and the second end of the second part, the second end of the second part is rotatably connected to the back of the shell body, the first part can rotate relative to the second part in a direction perpendicular to the back of the shell body, and the second part can rotate relative to the shell body in a direction parallel to the back of the shell body; the bracelet lid fits during the back of casing, the bracelet is around the periphery of through-hole.

As a preferred technical scheme, the through hole has a first inner wall and a second inner wall which are opposite to each other, and a third inner wall and a fourth inner wall which are opposite to each other, the first inner wall and the second inner wall respectively correspond to the front end and the rear end of the shell, and the third inner wall and the fourth inner wall respectively correspond to the left side and the right side of the shell; the first part and the second part are both L-shaped, when the bracelet surrounds the periphery of the through hole, the first part corresponds to the second inner wall and the third inner wall, and the second part corresponds to the first inner wall and the fourth inner wall; the first end and the second end of the first part correspond to one end, close to the first inner wall, of the third inner wall and one end, close to the fourth inner wall, of the second inner wall respectively, and the first end and the second end of the second part correspond to one end, close to the third inner wall, of the first inner wall and one end, close to the second inner wall, of the fourth inner wall respectively.

Preferably, the first part can rotate between 0 and 90 degrees relative to the second part, and the second part can rotate between 0 and 230 degrees relative to the shell.

As a preferable technical solution, two first convex portions are respectively formed at the first end portion and the second end portion of the first portion, two first vacant positions are respectively formed between the two first convex portions and the first end portion and the second end portion of the first portion, two second convex portions are respectively formed at the first end portion and the second end portion of the second portion, two second vacant positions are respectively formed between the two second convex portions and the first end portion and the second end portion of the second portion, the two first convex portions are respectively matched with the two second vacant positions, and the two second convex portions are respectively matched with the two first vacant positions; the first and corresponding second protrusions are connected together by a hinge axis about which the first portion is rotatable between 0-90 degrees.

Preferably, a damping member is disposed at a bottom of one of the second vacant positions of the second portion, and the damping member abuts against the corresponding first convex portion.

Preferably, a rotating shaft is mounted at the back of the shell, a mounting groove is formed in the bottom of the second end of the second part, and the top end of the rotating shaft is rotatably mounted in the mounting groove, so that the second part can rotate around the rotating shaft by 0-230 degrees.

As a preferable technical scheme, the bottom of the second end of the second part and the back of the shell are provided with limiting structures for limiting the second part to rotate between 0 and 230 degrees.

As a preferred technical scheme, the limiting structure comprises a first limiting boss and a second limiting boss which are arc-shaped, the first limiting boss is arranged at the bottom of the second end of the second part, the second limiting boss is arranged at the back of the shell, the circle center of a circle where the first limiting boss is located coincides with the circle center of a circle where the second limiting boss is located, and the circle center of the circle where the first limiting boss is located and the circle center of the circle where the second limiting boss is located are located on the axis of the rotating shaft; when the first end of the first limiting boss abuts against the first end of the second limiting boss, the rotating angle of the second part relative to the shell is 0 degree, and when the second end of the first limiting boss abuts against the second end of the second limiting boss, the rotating angle of the second part relative to the shell is 230 degrees.

As a preferable technical scheme, a ring part is formed at the edge position of the mounting groove at the bottom of the second end of the second part, the ring part is sleeved on the periphery of the rotating shaft, the bottom end of the ring part is matched with a ring groove arranged at the back of the shell, and the ring groove surrounds the periphery of the rotating shaft; the first limiting boss is arranged on the outer peripheral surface of the ring portion, and the second limiting boss is arranged at the edge position of the ring groove.

As a preferable technical scheme, a damping ring is arranged at the back of the shell, the damping ring surrounds the periphery of the rotating shaft, a slot is arranged at the bottom of the second end of the second part, the slot surrounds the periphery of the mounting groove, and the top end of the damping ring is accommodated in the slot.

As a preferred technical scheme, the through hole is a camera hole.

As preferred technical scheme, the periphery of through-hole is equipped with first constant head tank and second setting element, the bottom of first portion and second part is equipped with first constant head tank and second constant head tank respectively, the bracelet centers on during the periphery of through-hole, first setting element with first constant head tank cooperatees, the second setting element with the second constant head tank cooperatees.

As a preferred technical scheme, the first portion and the second portion are both metal pieces, and the first positioning piece and the second positioning piece are both magnetic pieces.

The utility model has the advantages that: the utility model discloses the bracelet simple structure who sets up has multiple functions to can improve the holistic aesthetic property of cell-phone shell, can not influence handheld feeling and comfort level, very big user demand who has satisfied the user.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of a mobile phone case according to an embodiment of the present invention;

figure 2 is an exploded view of the handset housing shown in figure 1;

figure 3 is a schematic view of the housing of the handset housing of figure 1;

FIG. 4 is an enlarged partial schematic view of FIG. 3 at F;

FIG. 5 is a schematic view of a first portion of a bracelet of the handset housing of FIG. 1;

FIG. 6 is a schematic view of a second portion of a bracelet of the handset housing of FIG. 1;

FIG. 7 is an enlarged partial schematic view at H of FIG. 6;

figure 8 is a schematic view of the bracelet of the handset housing of figure 1 when the first part is rotated 90 degrees relative to the second part;

fig. 9 is a schematic structural view illustrating the bracelet of the mobile phone case of fig. 1 when the first portion is rotated to 90 degrees relative to the second portion and the second portion is rotated to 230 degrees relative to the case.

Detailed Description

The conception, specific structure, and technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings, so that the objects, features, and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The utility model discloses each technical feature in the creation can the interactive combination under the prerequisite that does not contradict conflict each other.

Referring to fig. 1 and 2, an embodiment of the present invention provides a mobile phone case, which is a mobile phone protection case. The mobile phone case includes a case 10 and a bracelet 20. The back of casing 10 is equipped with through-hole 12 and bracelet 20, and bracelet 20 sets up the periphery at through-hole 12. The through-hole 12 is located at the upper left corner of the back of the housing 10.

The bracelet 20 includes a first portion 22 and a second portion 24, a first end and a second end of the first portion 22 are hinged with a first end and a second end of the second portion 24, respectively, a second end of the second portion 24 is rotatably connected to the back of the case 10, the first portion 22 can rotate relative to the second portion 24 in a direction perpendicular to the back of the case 10, and the second portion 24 can rotate relative to the case 10 in a direction parallel to the back of the case 10. When the bracelet 20 covers the back of the shell 10, the bracelet 20 surrounds the periphery of the through hole 12.

Through the above structure, in practical application, when the rotation angle of the first part 22 relative to the second part 24 is 0 degree, and the rotation angle of the second part 24 relative to the casing 10 is 0 degree, as shown in fig. 1, the bracelet 20 can be covered on the back of the casing 10, and at this time, the bracelet 20 surrounds the periphery of the through hole 12, and can be accommodated, so that the overall aesthetic property of the mobile phone case can be improved, and hand-held hand feeling and comfort can not be affected, when the rotation angle of the first part 22 relative to the second part 24 in the clockwise direction is, for example, 90 degrees, and the rotation angle of the second part 24 relative to the casing 10 in the clockwise direction is, for example, 230 degrees, as shown in fig. 9, at this time, the first part 22 can be used as a ring buckle, so that fingers can penetrate, the mobile phone can be conveniently held, so that the mobile phone can be prevented from sliding off from the hand, and at the same time, the first part 22 can also be used as a support, so that the mobile phone can be placed on a desktop, for example, the hands are not needed to be held, and the hands of a user can be liberated. The utility model discloses the bracelet 20 that sets up simple structure has multiple functions, very big user demand that has satisfied the user.

In this embodiment, the through hole 12 is a camera hole, and when the bracelet 20 surrounds the periphery of the through hole 12, the bracelet 20 can be used as a mobile phone camera protection frame, so as to protect the camera and prevent the protruding camera from being directly scratched or collided.

As shown in fig. 2, the through-hole 12 has a rectangular shape, and the through-hole 12 has first and second opposing

inner walls

122 and 124, and third and fourth opposing

inner walls

126 and 128. First inner wall 122 and second inner wall 124 correspond with the front end of casing 10, rear end respectively, and third inner wall 126 and fourth inner wall 128 correspond with the left side of casing 10, right side respectively, and first portion 22 and second portion 24 all are the L form, and when bracelet 20 surrounded the periphery at through-hole 12, first portion 22 corresponds with second inner wall 124, third inner wall 126, and second portion 24 corresponds with first inner wall 122, fourth inner wall 128. The first end and the second end of the first portion 22 correspond to an end of the third inner wall 126 close to the first inner wall 122 and an end of the second inner wall 124 close to the fourth inner wall 128, respectively, and the first end and the second end of the second portion 24 correspond to an end of the first inner wall 122 close to the third inner wall 126 and an end of the fourth inner wall 128 close to the second inner wall 124, respectively.

The four corners of the through hole 12 are provided with rounded corners, and the inner corners 22a (see fig. 5) of the first portion 22 and the inner corners 24a (see fig. 6) of the second portion 24 are rounded corners corresponding to the rounded corners. The setting at fillet corresponds with the fillet on the one hand, can improve the holistic aesthetic property of cell-phone shell, and on the other hand is convenient for and the finger cooperation is used comfortablely.

Preferably, as shown in fig. 2, the back of the casing 10 is provided with a first positioning portion 192 and a second positioning portion 194 protruding at the edge of the through hole 12, the first positioning portion 192 and the second positioning portion 194 are both L-shaped, the first positioning portion 192 corresponds to the third inner wall 126 and the second inner wall 124, the second positioning portion 194 corresponds to the first inner wall 122 and the fourth inner wall 128, when the bracelet 20 surrounds the periphery of the through hole 12, the first positioning portion 192 is matched with the first portion 22, the second positioning portion 194 is matched with the second portion 24, and the first positioning portion 192 and the second positioning portion 194 can position the bracelet 20 to prevent the bracelet 20 from rotating relative to the casing 10 along the direction parallel to the back of the casing 10.

Further, as shown in fig. 2, the first positioning element 17 and the second positioning element 18 are disposed on the periphery of the through hole 12, the first positioning element 17 preferably corresponds to a connection portion of the third inner wall 126 and the second inner wall 124 of the through hole 12, the second positioning element 18 preferably corresponds to the fourth inner wall 128, as shown in fig. 5 and 6, the first positioning groove 224 and the second positioning groove 249 are disposed at the bottoms of the first portion 22 and the second portion 24, respectively, when the bracelet 20 surrounds the periphery of the through hole 12, the first positioning element 17 is engaged with the first positioning groove 224, and the second positioning element 18 is engaged with the second positioning groove 249. The first positioning element 17, the second positioning element 18, the first positioning groove 224 and the second positioning groove 249 are arranged to position the first part 22 and the second part 24, so as to prevent the first part 22 and the second part 24 from tilting.

Preferably, the first portion 22 and the second portion 24 are both metal members, such as stainless iron, the first positioning member 17 and the second positioning member 18 are both magnetic members, such as magnets, when the bracelet 20 surrounds the periphery of the through hole 12, the first positioning member 17 and the second positioning member 18 can guide and adsorb the first portion 22 and the second portion 24, so that the bracelet 20 does not loose and make abnormal sound when a user carries a mobile phone and walks.

The number of the first positioning elements 17 and the second positioning elements 18 can be set according to actual situations, for example, in the embodiment, the number of the first positioning elements 17 is one, the number of the second positioning elements 18 is two, the number of the first positioning slots 224 corresponds to the number of the first positioning elements 17, and the number of the second positioning slots 249 corresponds to the number of the second positioning elements 18.

In this embodiment, the first portion 22 is rotatable between 0-90 degrees relative to the second portion 24, and the second portion 24 is rotatable between 0-230 degrees relative to the housing 10.

Specifically, as shown in fig. 5, two first protrusions 222 are formed at the first end and the second end of the first part 22, and two first vacant spaces 223 are formed between the two first protrusions 222 and the first end and the second end of the first part 22. Two second protrusions 242 are formed at the first end and the second end of the second portion 24, respectively, and two second vacant sites 243 are formed between the two second protrusions 242 and the first end and the second end of the second portion 24, respectively. The two first convex portions 222 are respectively located between the two second convex portions 242, the two first convex portions 222 are respectively engaged with the two second vacant spaces 243, and the two second convex portions 242 are respectively engaged with the two first vacant spaces 223. The first protrusion 222 and the corresponding second protrusion 242 are respectively provided with hinge holes, and the hinge holes of the first protrusion 222 and the hinge holes of the corresponding second protrusion 242 are respectively provided with hinge shafts 50, so that the first protrusion 222 and the corresponding second protrusion 242 are connected together by the hinge shafts 50, and the first portion 22 can rotate around the hinge shafts 50 between 0 and 90 degrees. The hinge shaft 50 is preferably a rivet.

The bottom of one of the second vacant spaces 243 of the second portion 24 is provided with a damping member 244, and the damping member 244 abuts against the corresponding first convex portion 222. In this embodiment, the bottom of the second void 243 at the second end of the second portion 24 is provided with the damping member 244. By providing the damping member 244, the first portion 22 can be provided with a good damping effect during rotation, and can not fall back when the first portion 22 is rotated in place about the hinge shaft 50.

In this embodiment, the bottom of the second void 243 at the second end of the second portion 24 has a mounting hole 245, and the damping member 244 is disposed within the mounting hole 245.

Referring to fig. 3, 4, 6 and 7, the rotating shaft 14 is mounted on the back of the housing 10, the second end of the second portion 24 is provided with a mounting groove 246 at the bottom, and the top end of the rotating shaft 14 is rotatably mounted in the mounting groove 246, so that the second portion 24 can rotate around the rotating shaft 14 between 0 and 230 degrees.

The bottom of the second end of the second part 24 and the back of the housing 10 are provided with limit structures for limiting the rotation of the second part 24 between 0 and 230 degrees.

Specifically, the limiting structure comprises a first limiting boss 32 and a second limiting boss 34 which are in an arc shape. A first stop boss 32 is provided at the bottom of the second end of the second section 24. The second limiting boss 34 is arranged at the back of the casing 10, the center of the circle where the first limiting boss 32 is located coincides with the center of the circle where the second limiting boss 34 is located, and the center of the circle where the first limiting boss 32 is located and the center of the circle where the second limiting boss 34 is located are located on the axis of the rotating shaft 14. The first stop boss 32 is located between the first end 34a and the second end 34b of the second stop boss 34. When the first end 32a of the first limit projection 32 abuts against the first end 34a of the second limit projection 34, the angle of rotation of the second portion 24 with respect to the housing 10 is 0 degree, and when the second end 32b of the first limit projection 32 abuts against the second end 34b of the second limit projection 34, the angle of rotation of the second portion 24 with respect to the housing 10 is 230 degrees.

The bottom of the second end of the second portion 24 is formed with a ring portion 247 at the edge of the mounting groove 246, the ring portion 247 is sleeved on the periphery of the rotating shaft 14, the bottom end of the ring portion 247 is matched with a ring groove 15 arranged at the back of the housing 10, and the ring groove 15 surrounds the periphery of the rotating shaft 14. The first limit projection 32 is provided on the outer peripheral surface of the ring portion 247, and the second limit projection 34 is provided at the edge position of the ring groove 15. The ring portion 247 and the ring groove 15 are arranged, so that the second part 24 can rotate more smoothly.

The back of the housing 10 is provided with a damping ring 16, the damping ring 16 surrounds the outer periphery of the rotating shaft 14, the second limiting boss 34 is located on the inner side of the damping ring 16, the bottom of the second end of the second portion 24 is provided with a slot 248, the slot 248 surrounds the outer periphery of the mounting groove 246, and the top end of the damping ring 16 is accommodated in the slot 248. The first limit projection 32 is set to the bottom in the slot 248 by a step 322. Through damping circle 16, the trench 248 that sets up, can make second part 24 have stable lasting damping effect in the rotation process, can prevent that second part 24 from the condition such as seesaw, pine from appearing in the rotation process.

In this embodiment, the back of the casing 10 includes an outer layer and an inner layer, and both the outer layer and the inner layer are plastic layers. Be equipped with the steel sheet layer between skin and the inlayer, the steel sheet layer is located between fourth inner wall 128 of through-hole 12 and the right side of casing 10, and the skin is equipped with the fretwork vacancy in the position that corresponds the steel sheet layer, and damping ring 16, the spacing boss 34 of second, annular 15, pivot 14 all set up at the steel sheet layer, can provide more firm, stable support for the rotation of second part 24 through the steel sheet layer.

The utility model discloses a theory of operation does: as shown in fig. 1, when the bracelet 20 is to be used as a finger ring buckle or a support, the first portion 22 is rotated to 90 degrees clockwise relative to the second portion 24 as shown in fig. 8, and then the second portion 24 is rotated to 230 degrees clockwise relative to the shell 10 as shown in fig. 9, at this time, the first portion 22 is located between the through hole 12 and the right side of the shell 10 and between the through hole 12 and the rear end of the shell 10, and the first portion 22 can be used as a finger ring buckle or a support. When the bracelet 20 is not used, the second part 24 is firstly rotated to 0 degree along the counterclockwise direction relative to the housing 10, and then the first part 22 is rotated to 0 degree along the counterclockwise direction relative to the second part 24, as shown in fig. 1, at this time, the bracelet 20 surrounds the periphery of the through hole 12.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims

1. A mobile phone shell comprises a shell body, wherein a through hole is formed in the back of the shell body, and the mobile phone shell is characterized by further comprising a bracelet arranged on the periphery of the through hole, the bracelet comprises a first part and a second part, the first end and the second end of the first part are hinged with the first end and the second end of the second part respectively, the second end of the second part is rotatably connected to the back of the shell body, the first part can rotate relative to the second part along the direction perpendicular to the back of the shell body, and the second part can rotate relative to the shell body along the direction parallel to the back of the shell body; the bracelet lid fits during the back of casing, the bracelet is around the periphery of through-hole.

2. The handset casing of claim 1, wherein the through hole has first and second opposing inner walls corresponding to the front and rear ends of the casing, respectively, and third and fourth opposing inner walls corresponding to the left and right sides of the casing, respectively; the first part and the second part are both L-shaped, when the bracelet surrounds the periphery of the through hole, the first part corresponds to the second inner wall and the third inner wall, and the second part corresponds to the first inner wall and the fourth inner wall; the first end and the second end of the first part correspond to one end, close to the first inner wall, of the third inner wall and one end, close to the fourth inner wall, of the second inner wall respectively, and the first end and the second end of the second part correspond to one end, close to the third inner wall, of the first inner wall and one end, close to the second inner wall, of the fourth inner wall respectively.

3. A handset according to claim 2, wherein the first part is rotatable relative to the second part between 0 and 90 degrees and the second part is rotatable relative to the housing between 0 and 230 degrees.

4. A handset casing according to claim 3, wherein the first and second end portions of the first part are each formed with two first projections which form two first recesses with the first and second end portions of the first part, the first and second end portions of the second part are each formed with two second projections which form two second recesses with the first and second end portions of the second part, the two first projections are each fitted into the two second recesses, and the two second projections are each fitted into the two first recesses; the first and corresponding second protrusions are connected together by a hinge axis about which the first portion is rotatable between 0-90 degrees.

5. A handset as claimed in claim 4, wherein a damping member is provided at the base of one of the second voids of the second portion, the damping member abutting a corresponding first protrusion.

6. A handset shell according to claim 3, wherein the back of the shell is provided with a pivot shaft, the second end of the second part is provided with a mounting slot at the bottom, the top end of the pivot shaft is rotatably mounted in the mounting slot, so that the second part can rotate around the pivot shaft between 0 and 230 degrees.

7. A handset according to claim 6, characterised in that the second end of the second part is provided with a stop formation at the base and at the back of the housing for limiting rotation of the second part between 0 and 230 degrees.

8. The mobile phone shell according to claim 7, wherein the limiting structure comprises a first limiting boss and a second limiting boss in an arc shape, the first limiting boss is arranged at the bottom of the second end of the second part, the second limiting boss is arranged at the back of the shell, the circle center of a circle where the first limiting boss is located coincides with the circle center of a circle where the second limiting boss is located, and the circle center of the circle where the first limiting boss is located and the circle center of the circle where the second limiting boss is located are located on the axis of the rotating shaft; when the first end of the first limiting boss abuts against the first end of the second limiting boss, the rotating angle of the second part relative to the shell is 0 degree, and when the second end of the first limiting boss abuts against the second end of the second limiting boss, the rotating angle of the second part relative to the shell is 230 degrees.

9. The mobile phone shell according to claim 8, wherein a ring portion is formed at a position of an edge of the mounting groove at a bottom of the second end of the second portion, the ring portion is sleeved on an outer periphery of the rotating shaft, and a bottom end of the ring portion is matched with an annular groove provided at a back of the shell, the annular groove surrounds the outer periphery of the rotating shaft; the first limiting boss is arranged on the outer peripheral surface of the ring portion, and the second limiting boss is arranged at the edge position of the ring groove.

10. The handset shell according to claim 6, wherein the back portion of the housing is provided with a damping ring surrounding the periphery of the hinge, the second end of the second portion has a slot at a bottom thereof surrounding the periphery of the mounting slot, and a top end of the damping ring is received in the slot.

11. A handset casing according to claim 1, wherein the aperture is a camera aperture.

12. The mobile phone shell according to claim 1, wherein a first positioning piece and a second positioning piece are arranged on the periphery of the through hole, a first positioning groove and a second positioning groove are respectively arranged at the bottoms of the first portion and the second portion, when the bracelet surrounds the periphery of the through hole, the first positioning piece is matched with the first positioning groove, and the second positioning piece is matched with the second positioning groove.

13. A handset casing according to claim 12, wherein the first and second parts are both metallic members and the first and second locating members are both magnetic members.