TWM454761U - Hinge with fixed bending angle and storage luggage using the same - Google Patents

Description

Hinge capable of fixing a bending angle and a housing case using the hinge

The present invention relates to a hinge capable of fixing a bending angle, in particular, a hinge which can be fixed at a bending angle is arranged on a wall surface of a receiving box to bend a wall surface of the housing, so that the housing can be accommodated by the user. Need to adjust the size of the size to facilitate carrying or convenient storage.

With the change of the current social structure, people's living space is getting smaller and smaller, and the living space is also relatively reduced. Especially, there are more and more varieties of folk creatures. If there is no proper planning and storage, the quality of life will be It will fall.

The storage items are nothing more than the use of storage bags or storage boxes to install the items, but the storage bags and storage boxes currently on the market usually have a fixed format size, and cannot be loaded with a considerable volume when used, and are not Reduce the volume during use for easy storage.

In addition, when traveling, travellers often carry extra suitcases for extra baggage or souvenir purchases during travel. However, in addition to the inconvenience of travel, the extra suitcases are placed in the luggage compartment and occupy a considerable volume, thus reducing the space for loading other luggage. Moreover, sometimes the purchased souvenirs need to be placed in a fixed shape of the accommodating space to avoid damage. If the extra carrying case is a bag that cannot be fixed in shape, it may not be suitable for loading gifts.

In addition, in the exhibition hall where the luggage is sold, in addition to the luggage displayed, the inventory of the luggage will occupy a certain space of the warehouse, often making the warehouse not It is enough to load all the stock items. However, if you can place more luggage stock in the restricted warehouse space, you can reduce the cost of luggage.

In view of the above problem that the storage box such as the storage bag, the storage box, the suitcase, and the trunk has a predetermined volume and takes up too much space, it is necessary to create a hinge that can fix the bending angle and set it on The wall surface of the box body is accommodated, so that the wall surface of the accommodating box body is bent and adjusted to reduce the overall volume, so as to facilitate the carrying and accommodating of the accommodating box body.

The main purpose of the present invention is to provide a hinge that allows the arms to be fixed to each other at a certain angle so that the article to which the hinge capable of fixing the bending angle can be attached can be bent or folded to be fixed at a specific angle.

Another object of the present invention is to provide a accommodating case with a hinge capable of fixing a bending angle, so that the wall surface of the accommodating case can be fixed at a specific angle by a hinge, thereby reducing the overall capacity of the accommodating case. The volume is convenient for housing and carrying the box.

In order to achieve the above object, the present invention provides a receiving box provided with a fixed angle hinge, wherein the hinge comprises a first hinge arm and a second hinge arm, and the first hinge arm and the second hinge The arm pivots about a shaft member, and at least one limiting plate that is fastened to the second hinge arm is disposed on the shaft member.

At least one cylinder is further disposed on the first hinge arm, and an elastic limiting member composed of a spring and a ball is disposed inside the cylinder, and a screw is screwed into the opening of the cylinder, and sequentially arranged by the screw The spring and the ball are connected, and the ball is half exposed in the accommodating space to abut against the limiting plate, so that the first hinge arm pivots along the outer periphery of the limiting plate.

The limiting plate is fastened to the second hinge arm, and is provided with an engaging means for engaging the elastic limiting member. The engaging means is at least one recess formed on a periphery of the limiting plate. When the first hinge arm pivots relative to the second hinge arm, the balls on the first hinge wall will follow the above limit The outer periphery of the position plate moves, and when moving to the recess, is inserted into the recess to stop the first hinge arm from pivoting, and the first hinge arm is positioned at at least one positioning point formed by the engaging means, At this time, the first hinge arm is rotated by a specific angle with respect to the second hinge arm. In the presently feasible embodiment, the above specific angle is between 0° and 180°.

The accommodating case is provided with a main body having a accommodating space, and the main body is provided with a rear wall surface and a front wall surface on opposite sides, and the rear wall surface and the front wall surface are adjacent to each other at a bottom portion on the opposite side. The wall surface and the top wall surface are further provided with two side wall surfaces adjacent to the front wall surface, the rear wall surface, the top wall surface and the bottom wall surface, and each of the wall surfaces is provided with at least one hinge capable of fixing a bending angle, and is bent at the hinge When folded into a specific angle, the wall surface is folded along the angle of the hinge so that the rear wall surface and the front wall surface are relatively close to each other, and the volume of the body is reduced.

In the preferred embodiment of the present invention, the hinged wall surface can be directly composed of two rigid plates, and the two rigid plates are respectively fixed to the first hinge arm and the second hinge arm, so that the two rigid plates can be directly connected Bending with the above shaft member. One of the hard plates is assembled and fixed to the rear wall surface, and the other hard plate is bent toward the top wall surface, and the front wall surface is folded between the hard plate and the bottom surface, so that the volume of the receiving box is reduced. It is convenient to store when not in use.

In another preferred embodiment of the present invention, one of the hard plates is combined with the rear wall surface, and the other hard plate is joined to the front wall surface. When the creation housing is not in use, the two rigid plates are respectively pivoted relative to the rear wall surface and the front wall surface, and the hinge between them is moved and bent toward the top wall surface, thereby reducing the volume of the housing itself. It can be stored in a small volume.

The creation accommodating box can be provided with a plurality of the above-mentioned hinges on one of the opposite wall surfaces or adjacent wall surfaces of the main body, so that the creation accommodating box has a plurality of folding styles, and the utility and function of the accommodating box are improved. Sex.

In another preferred embodiment of the present invention, in the accommodating space, a connecting portion of the rear wall surface and the top wall surface and a connecting portion of the rear wall surface and the bottom wall surface are respectively provided with a movable pivoting fixing plate, and A rotation lock is arranged between the fixing plate and the top wall surface, and between the fixing plate and the bottom wall surface, wherein the fixing plate is locked and fixed to the top wall surface and the bottom wall surface; wherein the rear wall surface is connected to the side wall surface in the storage space. Further, a movable side flap supporting piece is further disposed on the axis, and a positioning member is disposed on the abutting portion of the side wall upper edge and the front wall surface, so that the side supporting piece is fixed on the side wall surface. Providing a supporting force for accommodating the side wall surface of the box.

The present invention is characterized in that the above-mentioned hinge is used to fit the bendable portion of the accommodating case, so that the wall surface of the accommodating case main body can be bent inwardly to a specific angle, thereby reducing the volume of the accommodating case, so that The hard wall-mounted housing can also be reduced in size, so that the housing can be stored and carried when not in use.

10‧‧‧ Hinges

11‧‧‧First hinge arm

111‧‧‧First Body Department

112‧‧‧First convex

113‧‧‧through holes

114‧‧‧ screw holes

115‧‧‧Cylinder

116‧‧‧ Screw

117‧‧ ‧ spring

118‧‧‧ balls

119‧‧‧Flexible limiter

12‧‧‧Second hinge arm

121‧‧‧Second body

122‧‧‧second convex

123‧‧‧3rd convex

124‧‧‧through holes

13‧‧‧ shaft parts

14‧‧‧ Limit Board

141‧‧‧ dent

20‧‧‧ Subject

21‧‧‧ zipper structure

22‧‧‧Connected shaft

30‧‧‧ rear wall

31‧‧‧ first body

32‧‧‧Second body

40‧‧‧ front wall

50‧‧‧ bottom wall

51‧‧‧First hard board

52‧‧‧Second hard board

60‧‧‧ top wall

61‧‧‧ Third hard board

62‧‧‧ Fourth hard board

70‧‧‧ side wall

80‧‧‧ storage space

81‧‧‧ fixed plate

811‧‧‧Transfer

82‧‧‧Side support piece

83‧‧‧ positioning parts

90‧‧‧ pulley

91‧‧‧Hands

1 is a perspective view of the hinge of the creation; FIG. 2 is an exploded view of the hinge of the creation; FIG. 3A to FIG. 3B are side cross-sectional views of the first embodiment of the creation hinge; FIG. 4A to FIG. 4B A side cross-sectional view of a second embodiment of the present invention; FIG. 5A to FIG. 5B are side cross-sectional views of a third embodiment of the creation hinge; FIG. 6 is a second limit piece of the creation hinge FIG. 7A is a perspective view of a first preferred embodiment of the present accommodating case; and FIGS. 7B to 7D are a folding view of the first preferred embodiment of the accommodating case; Storage schematic 8A to 8D are schematic views of the folding storage of the second preferred embodiment of the creation housing; FIG. 9A to FIG. 9C are schematic diagrams showing the folding storage of the third preferred embodiment of the creation housing; 10A to 10B are cross-sectional views of the folding storage of the fourth preferred embodiment of the present accommodating case; and 11A to 11E are folding storage of the fourth preferred embodiment of the accommodating housing The perspective view; and the 12A to 12B are perspective views of the side support piece of the accommodating case.

In order to further understand and understand the structure, use and characteristics of the creation, a better and more detailed understanding and understanding are given. The preferred embodiment is described below with reference to the drawings: Please refer to Figure 1 to Figure 2 A hinge 10 for fixing a bending angle is mainly provided with a first hinge arm 11 and a second hinge arm 12. The first hinge arm 11 is provided with a first body portion 111 and is disposed on the first body portion 111. The first edge portion 112 is provided with two first protrusions 112, and the two first protrusions 112 are respectively provided with the same through holes 113, and the through holes 113 are coaxially provided with a shaft member 13. The first body portion 111 is further provided with two screw holes 114, and a cylinder 115 perpendicular to the shaft member 13 is disposed between the two screw holes 114. The cylinder 115 is internally provided with a screw 116 and a screw. Connected to the opening of the cylinder 115, an elastic limiting member 119 composed of a spring 117 and a ball 118 is disposed in the cylinder 115, and one end of the spring 117 is in contact with the screw 116, and the other end is opposite to the above The balls 118 are connected.

The second hinge arm 12 is provided with a second body portion 121 having two screw holes, and a second side of the edge of the second body portion 121 is disposed adjacent to the outer side of the first protrusion 112. Two convex portions 122, and two third convex portions 123 are disposed between the second convex portions 122, and the second convex portions The 122 and the third convex portion 123 are also respectively provided with the same through holes 124, and are cooperatively formed on the shaft member 13, so that the first hinge arm 11 and the second hinge arm 12 pivot together around the shaft member 13.

A limiting plate 14 is further disposed on the shaft member 13 between the two third convex portions 123. The limiting plate 14 is fixed to the second hinge arm 12 and has an engaging means for engaging the ball 118. The engaging means is at least one recess 141 formed on the periphery of the limiting plate 14. When the first hinge arm 11 pivots relative to the second hinge arm 12, the ball 118 moves along the outer circumference of the limiting plate 14, and when moving to the recess 141, the ball 118 will receive the elastic force of the spring 117. The tensioning pusher is engaged in the recess 141, and the first hinge arm 11 and the second hinge arm 12 are stopped from pivoting and positioned on at least one positioning point.

When the elastic limiting member 119 is engaged with the positioning point, the first hinge arm 11 and the second hinge arm 12 will rotate at a specific angle, and the specific angle is between 0° and 180°. As shown in Figures 3A to 3B, the first hinge 10 can be pivoted from 0° to 90° and fixed at an angle of 90°; as shown in Figures 4A to 4B, The second aspect of the hinge 10 is pivoted from 0° to 180°; and the fifth embodiment to the fifth embodiment is the third embodiment in which the first hinge arm 11 is pivoted from 0° to 160°. .

The above description can be used to fix the bending angle of the hinge 10. For convenience of description, the illustration shows only one limiting plate 14 and an elastic limiting member 119, that is, the limiting plate 14 provided on the hinge 10 of the present case. And the elastic limiting member 119 can have more than one. Please refer to FIG. 6 , that is, an embodiment of the second hinge piece 14 and the two elastic limiting members 119 of the artificial hinge 10 .

Referring to a first preferred embodiment of the accommodating case shown in FIGS. 7A to 7D, the accommodating case is mainly provided with a main body 20, and the main body 20 is provided with a rear wall surface 30 on the opposite side. a front wall surface 40, and adjacent to the opposite side of the rear wall surface 30 and the front wall surface 40 The top wall surface 60 and the bottom wall surface 50 are provided with two side wall surfaces 70 on opposite sides, and the rear wall surface 30, the front wall surface 40, the bottom wall surface 50, and the top wall surface 60 are adjacent to each other. The rear wall surface 30, the front wall surface 40, the bottom wall surface 50, the top wall surface 60, and the side wall surface 70 together form a storage space 80 for accommodating articles, and a plurality of rear wall surfaces 30 of the main body 20 are disposed adjacent to the bottom wall surface 50. The user conveniently places the creation housing box on the ground to pull the moving pulley 90, and at the position of the rear wall surface 30 near the top wall surface 60, a telescopic handle 91 is provided for the user to drag the creation housing. When the handle 91 is stretched, it is convenient for dragging, or the shrinking handle 91 is convenient for storage when the present housing is housed.

In the first preferred embodiment of the present invention, the front wall surface 40 is formed as a bendable material, and the bottom wall surface 50 is formed by a first hard plate 51 and a second hard plate 52. A hinge 10 capable of fixing a bending angle is disposed between a hard plate 51 and a second hard plate 52. The recess 141 of the hinge 10 faces the storage space 80 to make an angle between the hinge arms of the hinge 10 It faces the storage space 80 mentioned above. Referring to FIG. 7B, when the first hinge arm 11 and the second hinge arm 12 of the hinge 10 are not pivoted relative to each other, the first hard plate 51 and the second hard plate 52 are parallelly expanded, so that the rear wall surface 30 is The front wall surface 40 is unfolded to a position that is relatively farthest. At this time, the creation receiving box has the largest storage space 80. As shown in FIG. 7C, when the present housing case is not in use, the first rigid plate 51 connected to the rear wall surface 30 remains stationary, and the second hard plate 52 is bent toward the top wall surface 60. The front wall surface 40 is bent along the second hard plate 52, and is relatively close to the rear wall surface 30, thereby reducing the volume of the creation receiving case.

In this embodiment, another possible manner is that the rear wall surface 30 is similar to the front wall surface 40 as a foldable material, and after the bottom wall surface 50 is concavely folded toward the top wall surface 60, the top wall surface 60 is also oriented toward the bottom. The wall surface 50 is concavely folded so that it becomes a folded state as shown in Fig. 7D. As a whole, the housing of the housing will be further reduced, and it is more convenient to store the creation housing.

Referring to the second preferred embodiment of the present invention shown in FIG. 8A, in the present embodiment, the front wall surface 40 is also made of a foldable material, and the rear wall surface 30 is set as a first piece of foldable material. a hinge 10 is disposed between the first plate 31 and the second plate 32, and a hinge 10 is disposed between the first rigid plate 51 and the second hard plate 52. The recess 141 of the hinge 10 disposed between the first piece 31 and the second piece 32 faces the storage space 80, and the angle between the two hinge walls faces the storage space 80; the first rigid plate 51 and the second are disposed The recess 141 of the hinge 10 between the rigid plates 52 faces the outside of the storage space 80, that is, the angle between the first hinge arm 11 and the second hinge arm 12 faces the outside of the storage space 80.

Therefore, as shown in FIG. 8A, when the housing is to be folded and stored in the embodiment, the hinge 10 between the first hard plate 51 and the second hard plate 52 is first bent, the first rigid The joint between the plate 51 and the second hard plate 52 is moved toward the top wall surface 60 such that the first hard plate 51 and the second hard plate 52 are folded back, and the front wall surface 40 and the rear wall surface 30 are relatively close to each other. Next, referring to FIG. 8B, the first piece 31 of the rear wall surface 30 is pivoted relative to the second piece 32 by the hinge 10 provided at the space, so that the figure 8C and the The folded form shown in the 8D drawing.

Referring to FIGS. 9A to 9C, in the third preferred embodiment of the present invention, the bottom wall 50 is provided with the hinge 10 between the first hard plate 51 and the second hard plate 52, and the above The recess 141 faces the outside of the housing, and the two pivoting arms are pivoted to the outside of the housing. Before the first hinge arm 11 and the second hinge arm 12 of the hinge 10 are not pivoted relative to each other, the bottom wall 50 of the accommodating case body will be entirely deployed in parallel, as shown in FIG. 9A. When the creation receiving box is not used, the joint between the hinge 10, the first hinge arm 11 and the second hinge arm 12 on the bottom wall 50 can be pushed into the storage space 80, so that the first Hinge arm 11 and The two hinge arms 12 are folded back, thereby reducing the volume of the housing box and facilitating storage and carrying by the user.

Referring to the fourth preferred embodiment of the present invention shown in FIGS. 10A to 10B, the top wall surface 60 is further provided with a third hard plate 61 and a fourth hard plate 62 of a hard material, and the third hard plate is The hinge 10 is disposed between the plate 61 and the fourth hard plate 62. The angle between the two hinge arms of the hinge 10 faces the outside of the box, so that the third hard plate 61 and the fourth hard plate 62 can be fixed at the above. When the hinge 10 of the folding angle is moved and bent into the storage space 80, the front wall surface 40 and the rear wall surface 30 are relatively close to each other, and the volume of the entire housing is reduced.

Referring to the embodiment of the accommodating case of the fourth preferred embodiment shown in FIGS. 11A to 11E, the front wall surface 40 and the bottom wall surface 50, the top wall surface 60, and the side of the accommodating case main body 20 are exemplified. The wall faces 70 are connected by a zipper structure 21 and a connecting shaft 22. When the zipper structure 21 is pulled apart, the front wall surface 40 can be opened in the rotation axis of the connecting shaft 22 to expose the internal storage space 80.

A fixing plate 81 connected to the rear wall surface 30 and the top wall surface 60 and the bottom wall surface 50 is respectively disposed at a position of the top wall surface 60 and the bottom wall surface 50, and the two fixing plates 81 are respectively rearward. The junction of the wall surface 30 and the top wall surface 60 and the junction of the rear wall surface 30 and the bottom wall surface 50 are axes, which are inverted between the rear wall surface 30 and the top wall surface 60 and the bottom wall surface 50, when the top wall surface 60 and the bottom wall surface 50 are When the two hinge arms of the hinge 10 are unfolded, the fixing plate 81 can be turned over to the positions of the top wall surface 60 and the bottom wall surface 50, and the fixing plate 81 and the second hard plate 52 and the first fixing plate 81 are replaced by a rotation lock 811. The four rigid plates 62 are locked to strengthen the supporting force of the top wall surface 60 and the bottom wall surface 50, and are provided between the first hard plate 51 and the second hard plate 52 and between the third hard plate 61 and the fourth hard plate 62. Strength, increasing the strength of the load-bearing box.

When the volume of the housing case is to be reduced, the above two fixing plates 81 The rotation lock 811 between the second hard plate 52 and the fourth hard plate 62 is unlocked and unlocked, the two fixing plates 81 are turned over to the rear wall surface 30, and the hinges 10 on the top wall surface 60 and the bottom wall surface 50 are By bending inside the storage space 80, the volume of the housing can be reduced, so that the creation can be conveniently placed.

At this time, the front wall surface 40 can be flipped over the storage space 80 by the upper connecting shaft 22 to form a state as shown in FIG. 11E.

Referring to another possible implementation manner of the present invention shown in FIG. 12A to FIG. 12B , two side support pieces 82 are respectively disposed on a common axis of the rear wall surface 30 and the side wall surface 70 , and the side support piece 82 can be Between the rear wall surface 30 and the side wall surface 70, a positioning member 83 is disposed on the upper edge of the side wall surface 70 for fixing the side support piece 82 to the side wall surface 70, thereby increasing The supporting force of the side wall surface 70, the above-mentioned positioning member 83 may include at least one of a devil felt, a buckle, a button, a zipper and the like. When the creation housing case is not in use, the side support piece 82 is turned over from the side wall surface 70 to the rear wall surface 30, and then the fixing plate 81 provided on the bottom wall surface 50 is also turned to the rear wall surface. 30 turns, as shown in Fig. 12B, at this time, the hinge 10 provided on the bottom wall surface 50 can be folded toward the top wall surface 60 to reduce the volume of the housing.

In the foregoing description, for the sake of convenience, in the illustrated embodiment, the two hinge arms of the hinge 10 and the wall surface of the accommodating case are screwed together, but in fact, the two hinge arms of the hinge 10 are also It can be used directly as the wall of the housing, without the need to additionally screw the hinge arm to the wall.

The above embodiments are used for convenience only to illustrate that the present invention is not limited. In the spirit of the creative spirit, all kinds of simple deformations and modifications made by those skilled in the industry in accordance with the scope of the patent application and the creative description of the creation should still be It is included in the scope of the following patent application.

10‧‧‧ Hinges

11‧‧‧First hinge arm

111‧‧‧First Body Department

112‧‧‧First convex

113‧‧‧through holes

114‧‧‧ screw holes

115‧‧‧Cylinder

116‧‧‧ Screw

117‧‧ ‧ spring

118‧‧‧ balls

119‧‧‧Flexible limiter

12‧‧‧Second hinge arm

121‧‧‧Second body

122‧‧‧second convex

123‧‧‧3rd convex

124‧‧‧through holes

13‧‧‧ shaft parts

14‧‧‧ Limit Board

141‧‧‧ dent

Claims (14)

A hinge capable of fixing a bending angle, mainly comprising a first hinge arm and a second hinge arm, wherein the first hinge arm and the second hinge arm are pivotally disposed on a shaft member to be mutually rotatable and on the shaft member And a limiting plate fixed to the second hinge arm, wherein the first hinge arm is further provided with at least one elastic limiting member for abutting against the limiting plate, and the limiting plate has a elasticity around the limiting plate The engaging means of the limiting member, when the first hinge arm pivots relative to the second hinge arm, the elastic limiting member moves along the outer periphery of the limiting plate, and is positioned at least by the engaging means An anchor point. The hinge capable of fixing a bending angle according to claim 1, wherein the elastic limiting member comprises a cylinder extending from the first hinge arm, a spring located in the cylinder, and a spring The ball located in the cylinder has one end of the ball abutting against the limiting plate and the other end abutting against the spring. A hinge capable of fixing a bending angle according to the second aspect of the invention, wherein the opening of the cylinder is further provided with a screw, and the opposite end of the spring connecting the ball is connected to the screw. The hinge capable of fixing a bending angle according to the first aspect of the invention, wherein the engaging means is at least one recess formed on a periphery of the limiting plate. The hinge capable of fixing a bending angle according to claim 1, wherein the first hinge arm and the second hinge arm are rotated by a specific angle when the elastic limiting member is engaged with the positioning point, The above specific angle is between 0° and 180°. The accommodating box body is provided with a main body of the accommodating space, and at least one wall surface of the main body is provided with at least one hinge capable of fixing a bending angle, and the hinge main body is mainly provided with a first hinge arm and a second hinge arm, One The hinge arm and the second hinge arm are pivotally disposed on a shaft member to be mutually rotatable, and the shaft member is provided with a limiting plate fixed to the second hinge arm, and the first hinge arm is further provided with an elastic limit. The member is adapted to be in contact with the limiting plate, and the locking plate has a locking means for engaging the elastic limiting member. When the first hinge arm pivots relative to the second hinge arm, the elastic limiting member is along The outer peripheral edge of the limiting plate is moved, and is positioned at at least one positioning point formed by the engaging means, wherein the wall surface having the receiving box body is bent along the pivoting of the first hinge arm and the second hinge arm Form a folded state. The accommodating case according to claim 6, wherein the main body wall surface is provided with a front wall surface and a rear wall surface on opposite sides, and a set of top wall surfaces and bottom portions on opposite sides are disposed between the front wall surface and the rear wall surface. The wall surface is further provided with two side wall surfaces on opposite sides, adjacent to the front wall surface, the rear wall surface, the top wall surface and the bottom wall surface, and the front wall surface, the rear wall surface, the top wall surface, the bottom wall surface and the side wall surface together constitute the storage space. The accommodating case according to the seventh aspect of the invention, wherein in the accommodating space, a movable pivoting fixing plate is respectively disposed on the two axes of the rear wall surface and the top wall surface and the bottom wall surface. And a rotation lock is arranged between the fixing plate and the top wall surface and between the fixing plate and the bottom wall surface, wherein the fixing plate is locked and fixed with the top wall surface and the bottom wall surface; and the storage space is located at the rear wall surface and the side surface a side support piece is provided on the axis of the wall surface, and a positioning member is disposed adjacent to the front wall surface at the side wall edge of the side wall for fixing the side support piece to the side portion. On the wall. The accommodating case according to claim 6, wherein the wall surface having the hinge is composed of two hard plates, and the two rigid plates are respectively fixed to the first hinge arm and the second hinge arm to make the above The two rigid plates can be selectively bent by the above-mentioned shaft member. For example, the accommodating box described in claim 6 of the patent scope, wherein The hinges are respectively located on one of a pair of opposite or adjacent wall faces of the body. The accommodating case of claim 6, wherein the elastic limiting member comprises a cylinder extending from the first hinge arm, a spring located in the cylinder, and a circle located in the circle The ball in the cylinder, one end of the ball abuts against the limiting plate, and the other end abuts against the spring. The accommodating case according to claim 11, wherein the opening of the cylinder is further provided with a screw, and the opposite end of the spring connecting the ball is connected to the screw. The accommodating case according to claim 6, wherein the engaging means is at least one recess formed on a periphery of the limiting plate. The accommodating case of claim 6, wherein when the elastic limiting member is engaged with the positioning point, the first hinge arm and the second hinge arm are rotated by a specific angle, and the specific The angle is between 0° and 180°.