Mobile phone middle frame clamping structure

Abstract

The utility model discloses a mobile phone middle frame clamping structure, which comprises a frame and a plate, the inner side of the frame is connected with a group of first positioning structures and a group of second positioning structures, the first positioning structures are positioned on the left sides of the second positioning structures, and the outer wall of the inner side of the frame is correspondingly provided with a plurality of grooves. The groove is located between the first positioning structure and the second positioning structure, the lower end of the plate is connected with a first connecting structure corresponding to the first positioning structure and a second connecting structure corresponding to the second positioning structure, the first connecting structure is connected with the first positioning structure in a clamped mode, and the second connecting structure is connected with the second positioning structure in a clamped mode. The second connecting structure is connected with the second positioning structure in a clamped mode, a plurality of protruding blocks are integrally formed on the outer walls of the front side and the rear side of the plate, and the protruding blocks are matched with the grooves. According to the utility model, the problems that the plate and the frame are not easy to disassemble, a single part is not easy to replace and the whole part needs to be replaced after the plate or the frame is damaged in the production process, the production cost is improved, and the yield is reduced are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to cell -phone technical field especially relates to a cell -phone middle frame clamping structure. BACKGROUND

[0002] The middle frame structure in the current cell -phone generally includes two parts, one is the external frame, two is the internal plate part surrounded by the frame. The frame generally adopts metal material, utilizes its good heat conductivity, mechanical strength, can make the cell -phone body strength and heat conduction performance greatly promote, and can increase the texture.

[0003] For example, the patent number 202020501431.7 of China, the utility model relates to a cell -phone middle frame, has frame body, still be equipped with the heat dissipation assembly that is connected with its integration on the frame body, the heat dissipation assembly sequentially includes upper plate, capillary plate and bottom plate from top to bottom, the upper plate and bottom plate are connected and form sealed cavity, the capillary plate is located in sealed cavity, and is connected together with upper plate and is pasted, the end face of bottom plate face to capillary plate is distributed and is equipped with a plurality of support columns, the upper end surface of support column and capillary plate contact, and form the support to capillary plate, the support column forms the steam passage between, the capillary plate is uniformly distributed with capillary mesh, the capillary plate is equipped with the heat exchange liquid that can be adsorbed under the surface tension effect of it and fills in the capillary mesh of capillary plate between bottom plate. The utility model has good integration effect, and also has good bending strength while having good heat dissipation performance.

[0004] However, the prior art has some problems: the frame and the plate are formed by integral molding or welding, which makes it difficult to disassemble the plate and the frame, and when the plate or the frame is damaged during production, it is difficult to replace the single component, and the whole needs to be replaced, which increases the production cost and reduces the yield, therefore we propose a cell -phone middle frame clamping structure. UTILITY MODEL CONTENTS

[0005] In view of the above technical problems, the utility model provides a cell -phone middle frame clamping structure, which solves the problem that the plate and the frame are not easy to disassemble, the plate or the frame is damaged during production, and the single component is not easy to replace, and the whole needs to be replaced, which increases the production cost and reduces the yield.

[0006] The utility model discloses a kind of mobile phone middle frame clamping structures, including frame and plate piece, four arc corners are equipped in the inside of frame, the inside of frame is connected with a group of first positioning structure and a group of second positioning structure, the first positioning structure is located in the left side of second positioning structure, the inside of frame is correspondingly provided with multiple grooves on outer wall, the groove is located between first positioning structure and second positioning structure, the plate piece lower end is connected with a group of first connecting structure corresponding with first positioning structure and a group of second connecting structure corresponding with second positioning structure, the first connecting structure is clamped with first positioning structure, the second connecting structure is clamped with second positioning structure, the plate piece front and rear two sides outer wall is integrally formed with multiple lugs, the lug is engaged with groove.

[0007] As preferred in the utility model, the first positioning structure includes a first mounting plate fixedly connected to the inner side wall of the frame, a limiting piece and a first positioning block are connected to the upper end of the first mounting plate, the first positioning block is in contact with the arc corner on the inner side of the frame, and a hole is formed through the upper end surface of the first positioning block.

[0008] As preferred in the utility model, the second positioning structure includes a second mounting plate fixedly connected to the inner side wall of the frame, a second positioning block and a limiting lug are fixedly connected to the upper end of the second mounting plate, a hole is formed through the upper end surface of the second positioning block, the second positioning block is in contact with the arc corner on the inner side of the frame, and a through hole is formed through the upper end surface of the limiting lug.

[0009] As preferred in the utility model, the upper end surface of the limiting piece is provided with an inwardly recessed placement groove, a plurality of clamping grooves are further provided on the upper end surface of the limiting piece, the clamping grooves are located on the outer side of the placement groove, a threaded hole is provided on the outer wall of the side of the limiting piece away from the frame, the threaded hole is in communication with the clamping groove, a clamping piece is provided on the upper end of the limiting piece, one end of the clamping piece extends into the clamping groove, and the other end of the clamping piece extends into the placement groove.

[0010] As preferred in the utility model, the clamping piece includes a fixing block on the upper end of the limiting piece, a limiting block is integrally formed on the right side of the fixing block, a rectangular block that fits into the clamping groove is connected to the lower end of the limiting block, a protection block and an elastic sheet are integrally formed on the lower end of the fixing block, the protection block and the elastic sheet are located in the placement groove, the inner wall of the placement groove is in contact with the placement block, the elastic sheet is located on the left side of the placement block, and the elastic sheet is arranged in a downward inclined surface.

[0011] As preferred in the utility model, a threaded hole is provided on the outer wall of the rectangular block, the threaded hole corresponds to a connecting hole, a threaded stud is provided in the connecting hole, the threaded stud extends into the threaded hole through the connecting hole, and the rectangular block is threadedly connected with the threaded stud through the threaded hole.

[0012] As the utility model discloses, preferably, the first connecting structure comprises a first connecting plate fixedly connected to the lower end of the plate piece, a first connecting block is connected to the lower end of the first connecting plate, a positioning shaft that is matched with the hole is fixedly connected to the lower end of the first connecting block, a connecting groove for accommodating the limiting piece is arranged at the lower end of the first connecting plate, and a connecting shaft is fixedly connected in the connecting groove.

[0013] As the utility model discloses, preferably, the second connecting structure comprises a second connecting plate fixedly connected to the lower end of the plate piece, a second connecting block and a connecting lug are connected to the lower end of the second connecting plate, the second connecting block is identical in structure to the first connecting block, and a clamping shaft is connected to the lower end of the connecting lug.

[0014] Compared with the prior art, the utility model has the beneficial effects as follows:

[0015] 1、 the utility model discloses plate piece through first connecting structure and second connecting structure, respectively with the first positioning structure and the second positioning structure of setting in the inside of frame clamping, and the lug is inserted into the recess inside, thereby fixing plate piece in the inside of frame, and first connecting structure and first positioning structure, second connecting structure and second positioning structure are easy to dismantle, and it is convenient to dismount between plate piece and frame, and it is convenient to replace the damaged component, improves the yield, and reduces production cost.

[0016] 2、 the utility model discloses that rectangular block is inserted into the inside of clamping slot, makes the protection block and the elastic sheet be located in the inside of placing groove, utilizes the stud to be inserted into the inside screw thread hole, and the stud is connected with rectangular block screw thread, and it is convenient to fix the clamping piece and connect on the upper end of limiting piece, and is fixed through the stud, and it is convenient to dismount the clamping piece from the limiting piece, thereby conveniently dismounting plate piece. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structural schematic diagram provided by the utility model embodiment;

[0018] Figure 2 It is the frame top view schematic diagram provided by the utility model embodiment;

[0019] Figure 3 It is the plate piece bottom view schematic diagram provided by the utility model embodiment;

[0020] Figure 4 It is the limiting piece and clamping piece connection schematic diagram provided by the utility model embodiment;

[0021] Figure 5 It is the limiting piece three-dimensional schematic diagram provided by the utility model embodiment;

[0022] Figure 6 It is the clamping piece three-dimensional schematic diagram provided by the utility model embodiment.

[0023] In the diagram: 1. Frame; 2. Plate; 3. Limiting component; 4. First positioning structure; 5. Second positioning structure; 6. First connecting structure; 7. Second connecting structure; 8. Locking component; 11. Groove; 21. Protrusion; 31. Placement groove; 32. Connecting hole; 33. Stud; 34. Slot; 41. First mounting plate; 42. First positioning block; 51. Second mounting plate; 52. Limiting ear; 53. Second positioning block; 61. First connecting block; 62. First connecting plate; 63. Connecting groove; 64. Connecting shaft; 71. Second connecting plate; 72. Second connecting block; 73. Connecting ear; 81. Fixing block; 82. Limiting block; 83. Rectangular block; 84. Protective block; 85. Elastic sheet; 521. Through hole; 531. Hole; 611. Positioning shaft; 731. Locking shaft; 831. Threaded hole. Detailed Implementation

[0024] To further understand the utility model content, features and effects of this utility model, the following embodiments are provided, and detailed descriptions are given in conjunction with the accompanying drawings.

[0025] The structure of this utility model will now be described in detail with reference to the accompanying drawings.

[0026] Example 1:

[0027] like Figures 1 to 3 As shown in the figure, this utility model provides a mobile phone frame snap-fit ​​structure, including a frame 1 and a plate 2. The inner side of the frame 1 has four arc-shaped corners. A set of first positioning structures 4 and a set of second positioning structures 5 are connected to the inner side of the frame 1. The first positioning structure 4 is located to the left of the second positioning structure 5. The outer wall of the inner side of the frame 1 has a plurality of grooves 11, which are located between the first positioning structure 4 and the second positioning structure 5. The lower end of the plate 2 is connected to a set of first connecting structures 6 corresponding to the first positioning structure 4 and a set of second connecting structures 7 corresponding to the second positioning structure 5. The first connecting structures 6 and the first positioning structures 5 are connected to each other. 4. The second connecting structure 7 and the second positioning structure 5 are snapped together. Multiple protrusions 21 are integrally formed on the outer walls of the front and rear sides of the plate 2. The protrusions 21 fit into the grooves 11. The plate 2 is snapped together with the first positioning structure 4 and the second positioning structure 5 set on the inner side of the frame 1 through the first connecting structure 6 and the second connecting structure 7, and the protrusions 21 extend into the grooves 11, thereby fixing the plate 2 to the inner side of the frame 1. The first connecting structure 6 and the first positioning structure 4, and the second connecting structure 7 and the second positioning structure 5 are easily disassembled, which facilitates the disassembly and assembly of the plate 2 and the frame 1, facilitates the replacement of damaged parts, improves the yield rate, and reduces production costs.

[0028] like Figure 3As shown, the first positioning structure 4 includes a first mounting plate 41 fixedly connected to the inner side outer wall of the frame 1, the upper end of the first mounting plate 41 is connected to the limiting piece 3 and a first positioning block 42, the first positioning block 42 is in contact with the arc-shaped corner of the inner side of the frame 1, and the upper end surface of the first positioning block 42 is provided with a hole 531; the second positioning structure 5 includes a second mounting plate 51 fixedly connected to the inner side outer wall of the frame 1, the upper end of the second mounting plate 51 is fixedly connected to a second positioning block 53 and a limiting lug 52, the upper end surface of the second positioning block 53 is provided with a hole 531, the second positioning block 53 is in contact with the arc-shaped corner of the inner side of the frame 1, and the upper end surface of the limiting lug 52 is provided with a through hole 521; the first positioning block 42 and the limiting piece 3 provided on the first positioning structure 4, the second positioning block 53 and the limiting lug 52 provided on the second positioning structure 5, and the recess 11 are convenient for being clamped on the inner side of the frame 1, convenient for being disassembled and assembled between the frame 1, and convenient for replacing parts.

[0029] As shown in the figure, Figures 4 to 6 The upper end surface of the limiting piece 3 is provided with an inwardly recessed placing groove 31, a plurality of clamping grooves 34 are further provided on the upper end surface of the limiting piece 3, the clamping grooves 34 are located on the outer side of the placing groove 31, a threaded hole 831 is provided on the outer wall of the side of the limiting piece 3 away from the frame 1, the threaded hole 831 is in communication with the clamping groove 34, a clamping piece 8 is provided on the upper end of the limiting piece 3, one end of the clamping piece 8 extends into the inside of the clamping groove 34, and the other end extends into the inside of the placing groove 31; the clamping piece 8 includes a fixed block 81 located on the upper end of the limiting piece 3, a limiting block 82 is integrally formed on the right side of the fixed block 81, a rectangular block 83 in engagement with the clamping groove 34 is connected to the lower end of the limiting block 82, a protection block 84 and an elastic sheet 85 are integrally formed on the lower end of the fixed block 81, the protection block 84 and the elastic sheet 85 are located in the inside of the placing groove 31, the inner wall of the placing groove 31 is in contact with the placing block, the elastic sheet 85 is located on the left side of the placing block, and the elastic sheet 85 is arranged in a downward inclined surface; a threaded hole 831 is provided on the outer wall of the rectangular block 83, the threaded hole 831 corresponds to the connecting hole 32, a threaded hole 33 is provided in the inside of the connecting hole 32, the threaded hole 33 extends into the inside of the threaded hole 831 through the connecting hole 32, and the rectangular block 83 is threadedly connected with the threaded hole 33 through the threaded hole 831; the rectangular block 83 is inserted into the inside of the clamping groove 34, so that the protection block 84 and the elastic sheet 85 are located in the inside of the placing groove 31, the threaded hole 33 is threadedly connected with the rectangular block 83 by extending into the inside of the threaded hole 831, the clamping piece 8 is fixedly connected on the upper end of the limiting piece 3, and the clamping piece 8 is fixed by the threaded hole 33, so as to facilitate disassembly and assembly of the clamping piece 8 from the limiting piece 3, thereby facilitating disassembly and assembly of the plate piece 2.

[0030] As shown in the figure, Figure 2As shown, the first connecting structure 6 includes a first connecting plate 62 fixedly connected to the lower end of the plate member 2, a first connecting block 61 connected to the lower end of the first connecting plate 62, a positioning shaft 611 fixedly connected to the lower end of the first connecting block 61 and matched with the hole 531, a connecting groove 63 provided on the lower end face of the first connecting plate 62 and accommodating the limiting member 3, and a connecting shaft 64 fixedly connected inside the connecting groove 63. The second connecting structure 7 includes a second connecting plate 71 fixedly connected to the lower end of the plate member 2, a second connecting block 72 and a connecting lug 73 connected to the lower end of the second connecting plate 71, the second connecting block 72 being the same in structure as the first connecting block 61, and a clamping shaft 731 connected to the lower end of the connecting lug 73. When the plate member 2 extends into the frame 1, the limiting member 3 is located inside the connecting groove 63, the connecting shaft 64 contacts the elastic sheet 85, the plate member 2 is pressed downward, the plate member 2 is driven to move downward under the influence of force, the elastic sheet 85 is deformed on one side of the protective block 84 when the elastic sheet 85 is subjected to the force of the downward movement of the connecting shaft 64, the connecting shaft 64 extends into the placing groove 31, is located at the lower end of the elastic sheet 85, and is reset without the influence of force to limit the connecting shaft 64. While the plate member 2 moves downward, the clamping shaft 731 on the connecting lug 73 extends into the through hole 521 on the limiting lug 52, the positioning shaft 611 on the first connecting block 61 and the second connecting block 72 extends into the hole 531, and the protrusion 21 extends into the recess 11 to limit the plate member 2, thereby achieving the clamping connection between the frame 1 and the plate member 2.

[0031] Working principle of the embodiment 1:

[0032] In use, when the plate member 2 extends into the frame 1, the limiting member 3 is located inside the connecting groove 63, the connecting shaft 64 contacts the elastic sheet 85, the plate member 2 is pressed downward, the plate member 2 is driven to move downward under the influence of force, the elastic sheet 85 is deformed on one side of the protective block 84 when the elastic sheet 85 is subjected to the force of the downward movement of the connecting shaft 64, the connecting shaft 64 extends into the placing groove 31, is located at the lower end of the elastic sheet 85, and is reset without the influence of force to limit the connecting shaft 64. While the plate member 2 moves downward, the clamping shaft 731 on the connecting lug 73 extends into the through hole 521 on the limiting lug 52, the positioning shaft 611 on the first connecting block 61 and the second connecting block 72 extends into the hole 531, and the protrusion 21 extends into the recess 11 to limit the plate member 2, thereby achieving the clamping connection between the frame 1 and the plate member 2.

[0033] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0034] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A mobile phone frame clamping structure, comprising a frame (1) and a plate member (2), characterized in that: The inner side of the frame (1) is provided with four arc-shaped corners, and the inner side of the frame (1) is connected with a group of first positioning structures (4) and a group of second positioning structures (5), the first positioning structure (4) is located on the left side of the second positioning structure (5), a plurality of grooves (11) are correspondingly arranged on the inner side of the outer wall of the frame (1), and the grooves (11) are located between the first positioning structure (4) and the second positioning structure (5), the lower end of the plate (2) is connected with a group of first connecting structures (6) corresponding to the first positioning structure (4) and a group of second connecting structures (7) corresponding to the second positioning structure (5), the first connecting structure (6) is clamped with the first positioning structure (4), the second connecting structure (7) is clamped with the second positioning structure (5), a plurality of protrusions (21) are integrally formed on the front and rear outer walls of the plate (2), and the protrusions (21) are matched with the grooves (11).

2. The mobile phone middle frame clamping structure according to claim 1, characterized in that: The first positioning structure (4) comprises a first mounting plate (41) fixedly connected to the inner side of the frame (1), a limiting piece (3) and a first positioning block (42) are connected to the upper end of the first mounting plate (41), the first positioning block (42) is in contact with the arc-shaped corner on the inner side of the frame (1), and a hole (531) is penetratingly arranged on the upper end surface of the first positioning block (42).

3. The mobile phone middle frame clamping structure of claim 2, wherein: The second positioning structure (5) comprises a second mounting plate (51) fixedly connected to the inner side of the frame (1), a second positioning block (53) and a limiting lug (52) are fixedly connected to the upper end of the second mounting plate (51), a hole (531) is penetratingly arranged on the upper end surface of the second positioning block (53), the second positioning block (53) is in contact with the arc-shaped corner on the inner side of the frame (1), and a through hole (521) is penetratingly arranged on the upper end surface of the limiting lug (52).

4. The mobile phone middle frame clamping structure of claim 2, wherein: The upper end surface of the limiting piece (3) is provided with an inwardly recessed placing groove (31), a plurality of clamping grooves (34) are further arranged on the upper end surface of the limiting piece (3), the clamping grooves (34) are located on the outer side of the placing groove (31), a threaded hole (831) is arranged on the outer wall of the side of the limiting piece (3) away from the frame (1), the threaded hole (831) is in communication with the clamping groove (34), a clamping piece (8) is arranged on the upper end of the limiting piece (3), one end of the clamping piece (8) extends into the clamping groove (34), and the other end extends into the placing groove (31).

5. The mobile phone middle frame clamping structure of claim 4, wherein: The clamping piece (8) comprises a fixed block (81) located on the upper end of the limiting piece (3), a limiting block (82) is integrally formed on the right side of the fixed block (81), a rectangular block (83) matched with the clamping groove (34) is connected to the lower end of the limiting block (82), a protection block (84) and an elastic sheet (85) are integrally formed on the lower end of the fixed block (81), the protection block (84) and the elastic sheet (85) are located in the placing groove (31), the inner wall of the placing groove (31) is in contact with the placing block, the elastic sheet (85) is located on the left side of the placing block, and the elastic sheet (85) is arranged in a downward inclined manner.

6. The mobile phone middle frame clamping structure of claim 5, wherein: The outer wall of the rectangular block (83) is provided with a threaded hole (831), the threaded hole (831) corresponds to the connecting hole (32), the connecting hole (32) is internally provided with a stud (33), the stud (33) penetrates the connecting hole (32) and extends into the threaded hole (831), and the rectangular block (83) is threadedly connected with the stud (33) through the threaded hole (831).

7. The mobile phone middle frame clamping structure of claim 2, wherein: The first connecting structure (6) comprises a first connecting plate (62) fixedly connected to the lower end of the plate piece (2), a first connecting block (61) connected to the lower end of the first connecting plate (62), a positioning shaft (611) fixedly connected to the lower end of the first connecting block (61) and matched with the hole (531), and a connecting groove (63) provided on the lower end face of the first connecting plate (62) and used for accommodating the limiting piece (3), wherein the connecting groove (63) is internally fixedly connected with a connecting shaft (64).

8. The mobile phone middle frame clamping structure of claim 7, wherein: The second connecting structure (7) comprises a second connecting plate (71) fixedly connected to the lower end of the plate piece (2), a second connecting block (72) and a connecting lug (73) connected to the lower end of the second connecting plate (71), the second connecting block (72) is the same in structure as the first connecting block (61), and the lower end of the connecting lug (73) is connected with a clamping shaft (731).

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