CN218268210U

CN218268210U - Clamping device

Info

Publication number: CN218268210U
Application number: CN202222640950.3U
Authority: CN
Inventors: 谢瀚逸
Original assignee: Neomemos Technology Co ltd
Current assignee: Neomemos Technology Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-01-10
Anticipated expiration: 2032-09-30
Also published as: WO2024066119A1

Abstract

The utility model provides a clamping device, which comprises a first panel, a second panel, a sliding connecting piece, a first adjusting component and a second adjusting component; the far sides of the first panel and the second panel are respectively provided with a clamping part; the first panel and the second panel are connected in a sliding manner through a sliding connecting piece; the first adjusting component and the sliding connecting piece can be adjusted at any position within a preset length range; one end of a deflector rod in the second adjusting assembly is rotatably connected with the sliding connecting piece and is positioned on one side of the second panel far away from the first panel, the deflector rod is at least provided with two abutting surfaces, and the second panel can be limited in different position ranges of the sliding connecting piece through the deflector rod; therefore, the clamping device can be finely adjusted through the first adjusting component or can be used for greatly adjusting the distance between the first panel and the second panel through stirring the shifting rod, so that the two clamping parts can slowly and accurately clamp a clamped object and/or quickly clamp the clamped object, and the clamping device is convenient and quick to use.

Description

Clamping device

Technical Field

The utility model belongs to mechanical clamping device field especially relates to a clamping device.

Background

In actual life and work, when a mobile phone, a tablet personal computer and other equipment are used, both hands are usually released through a clamping device, however, most of mobile phone supports on the market at present are only capable of holding the mobile phone without being provided with the clamping device, and are unstable; some clamping devices need to clamp a mobile phone and the like by manually pulling out the clamping piece, and the clamping tightness cannot be adjusted, so that the clamping device is very inconvenient to use.

SUMMERY OF THE UTILITY MODEL

A technical object of the utility model is to provide a clamping device aims at solving the technical problem that uses not convenient among the prior art.

In order to solve the technical problem, the utility model discloses a clamping device is realized like this, including first panel, second panel, sliding connection spare, first adjusting part and second adjusting part; the first panel and the second panel are respectively assembled with the sliding connecting piece in a sliding mode, and clamping parts are respectively arranged on the far sides of the first panel and the second panel; the first adjusting component is connected to the sliding connecting piece and at least partially positioned on the side of the first panel far away from the second panel, and the first adjusting component and the sliding connecting piece can realize the adjustment of any position within a preset length range; the second adjusting assembly comprises a shifting lever, one end of the shifting lever is rotatably connected with the sliding connecting piece and is positioned on one side, far away from the first panel, of the second panel, the shifting lever is at least provided with two abutting surfaces, and when the shifting lever is in different abutting surfaces, the shifting lever limits the second panel in different position ranges of the sliding connecting piece.

Further, the first panel is provided with a first hollow cavity, the second panel is provided with a second hollow cavity communicated with the first hollow cavity, and the sliding connecting piece is respectively contained in the first hollow cavity and the second hollow cavity.

Further, the sliding connecting piece comprises a hollow pipe part, at least part of the hollow pipe part is accommodated in the first hollow cavity, the first adjusting component comprises a knob and a screw rod coaxially connected to the knob, the screw rod penetrates through the side, facing away from the second panel, of the first panel and is in threaded connection with the hollow pipe part, and the knob abuts against the side, facing away from the second panel, of the first panel.

Furthermore, the sliding connecting piece further comprises a solid rod part connected to one end of the hollow pipe part, the solid rod part is accommodated in the second cavity, the other part of the solid rod part penetrates through the outer side of the second panel, and one end of the shifting rod is rotatably connected with one end, far away from the hollow pipe part, of the solid rod part.

Further, the deflector rod comprises an abutting part connected with the solid rod part, the circumferential surface of the abutting part is smooth, the circumferential surface of the abutting part comprises at least two abutting surfaces, and the distance between the at least two abutting surfaces and a rotating shaft between the abutting part and the solid rod part is different.

Further, the second adjustment assembly further includes a sliding block slidably connected to the solid rod portion and located between the second panel and the abutting portion.

Further, the second adjusting component further comprises a first spring, one end of the first spring is fixedly installed on the sliding connecting piece, the other end of the first spring abuts against the inner wall of the second panel, and the inner wall of the second panel is far away from the first panel;

and/or the presence of a gas in the gas,

the second adjusting assembly further comprises a first magnetic block fixedly mounted on the outer wall of the first panel close to one side of the second panel and a second magnetic block fixedly mounted on the outer wall of the second panel close to one side of the first panel, and the first magnetic block and the second magnetic block correspond in position and are opposite in polarity.

Furthermore, the first panel is also provided with a hollow groove, the second panel is fixed with a sliding structure, and the sliding structure is assembled in the hollow groove in a sliding manner.

Further, the sliding structure further comprises a second spring, one end of the second spring is fixedly installed on the side of the hollow groove far away from the second panel, the other end of the second spring is fixedly installed on the side of the sliding structure near the second panel, and the second spring is used for providing a resetting force for enabling the first panel and the second panel to be far away from each other.

Furthermore, one side, deviating from the clamping part, of the first panel is provided with a positioning seat, and the positioning seat is used for fixedly connecting the clamping device with external equipment.

The utility model discloses in clamping device, compared with the prior art, beneficial effect lies in:

the scheme realizes the sliding connection of the first panel and the second panel through the sliding connecting piece; the first adjusting component and the sliding connecting piece can be adjusted at any position within a preset length range; meanwhile, one end of a deflector rod in the second adjusting assembly is rotatably connected with the sliding connecting piece and is positioned on one side of the second panel far away from the first panel, and the deflector rod is at least provided with two abutting surfaces, so that the second panel can be limited in different position ranges of the sliding connecting piece through the deflector rod; therefore, the clamping device can finely adjust the distance between the first panel and the second panel through the first adjusting component or can adjust the distance between the first panel and the second panel through shifting the shifting rod, so that the two clamping parts can slowly and accurately clamp and/or quickly clamp a clamped object, and the clamping device is convenient and quick to operate during use.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of a clamping device according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a clamping device according to an embodiment of the present invention;

fig. 3 is an exploded view of a clamping device according to an embodiment of the present invention;

fig. 4 is a schematic side view of a clamping device according to an embodiment of the present invention.

In the drawings, each reference numeral denotes: 1. a first panel; 11. a first hollow cavity; 12. a first bump structure; 13. a hollow groove; 131. a first support column; 2. a second panel; 21. a second hollow cavity; 22. a second bump structure; 23. a sliding structure; 231. a second support column; 3. a sliding connector; 31. a hollow pipe portion; 32. a solid stem portion; 321. a first porous structure; 4. a first adjustment assembly; 41. a knob; 411. a flange structure; 42. a screw; 5. a second adjustment assembly; 51. a deflector rod; 511. a spherical structure; 512. an abutting portion; 5121. a second porous structure; 52. a slider; 53. a first spring; 6. a second spring; 10. reinforcing ribs; 20. a support pillar; 30. positioning seats; 40. a clamping portion; 50. a support member; 60. and (6) a protective pad.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a clamping device, which comprises a first panel 1, a second panel 2, a sliding connector 3, a first adjusting assembly 4 and a second adjusting assembly 5; the first panel 1 and the second panel 2 are respectively assembled with the sliding connecting piece 3 in a sliding way, and the far sides of the first panel 1 and the second panel 2 are respectively provided with a clamping part 40; the first adjusting component 4 is connected to the sliding connecting piece 3 and at least partially positioned on the side, far away from the second panel 2, of the first panel 1, and the first adjusting component 4 and the sliding connecting piece 3 can achieve adjustment of any position within a preset length range; the second adjusting assembly 5 includes a shift lever 51, one end of the shift lever 51 is rotatably connected to the sliding connector 3 and is located on one side of the second panel 2 away from the first panel 1, the shift lever 51 has at least two abutting surfaces, and when the shift lever 51 is in different abutting surfaces, the shift lever 51 limits the second panel 2 in different position ranges of the sliding connector 3.

The scheme realizes the sliding connection of the first panel 1 and the second panel 2 through the sliding connecting piece 3; the first adjusting component 4 and the sliding connecting piece 3 can be adjusted at any position within a preset length range; meanwhile, one end of a deflector rod 51 in the second adjusting component 5 is rotatably connected with the sliding connecting piece 3 and is positioned on one side of the second panel 2 far away from the first panel 1, and the deflector rod 51 at least has two abutting surfaces, so that the second panel 2 can be limited in different position ranges of the sliding connecting piece 3 through the deflector rod 51; therefore, the clamping device of the scheme can finely adjust the distance between the first panel 1 and the second panel 2 through the first adjusting component 4 or greatly adjust the distance between the first panel 1 and the second panel 2 through stirring the shifting rod 51, so that the two clamping parts 40 can slowly and accurately clamp and/or quickly clamp a clamped object, and the clamping device is convenient and quick to operate during use.

Further, referring to fig. 2-3, the first panel 1 is provided with a first hollow cavity 11, the second panel 2 is provided with a second hollow cavity 21 communicated with the first hollow cavity 11, and the sliding connector 3 is respectively accommodated in the first hollow cavity 11 and the second hollow cavity 21.

Specifically, the first panel 1 and the second panel 2 are respectively of a cuboid structure, the first panel 1 and the second panel 2 are equal in length and equal in height, the width of the first panel 1 is greater than that of the second panel 2, and a first hollow cavity 11 and a second hollow cavity 21 are respectively arranged in the middle of the first panel 1 and the second panel 2 in the length direction; clamping device is still including hiding the apron of first panel 1 and second panel 2, can be provided with strengthening rib 10 and support column 20 in other positions of first panel 1 and second panel 2, and support column 20 has the aperture, has the fixture block that corresponds with the aperture on the apron, and when aperture and fixture block joint, the apron covers the panel. Not only saves the material consumption and reduces the weight, but also can enhance the strength and the rigidity of the panel and prevent the panel from deforming. In other embodiments, the first panel 1 and the second panel 2 may be arranged with equal width.

Further, referring to fig. 2-3, the sliding connector 3 includes a hollow tube portion 31, the hollow tube portion 31 is at least partially received in the first hollow cavity 11, the first adjusting assembly 4 includes a knob 41 and a screw rod 42 coaxially connected to the knob 41, the screw rod 42 passes through a side of the first panel 1 away from the second panel 2 and is threadedly connected to the hollow tube portion 31, and the knob 41 abuts against a side of the first panel 1 away from the second panel 2.

Specifically, the hollow pipe part 31 is of a rectangular structure outside the pipe and is assembled with the first hollow cavity 11 in a sliding manner; the hollow pipe part 31 is cylindrical, internal threads are arranged near the pipe orifice far away from the second panel 2 and are in threaded connection with the screw rod 42, and the pipe at other positions of the hollow pipe part 31 can be internally provided with no threaded structure, so that the production cost is saved; the knob 41 is provided with a flange structure 411, the knob 41 is integrally connected with the screw rod 42, the flange structure 411 is arranged between the knob 41 and the screw rod 42, the outer wall of the first panel 1 on the side far away from the second panel 2 is integrally provided with a circular first protruding structure 12, and the first protruding structure 12 is matched with the flange structure 411. When the knob 41 is screwed, the flange structure 411 may abut against one end of the first protrusion structure 12, so as to drive the first panel 1 to move in a direction parallel to the width direction and approach the second panel 2, and at this time, the clamping device may be closed.

Further, referring to fig. 2-3, the sliding connector 3 further includes a solid rod portion 32 connected to one end of the hollow tube portion 31, a portion of the solid rod portion 32 is accommodated in the second cavity, another portion of the solid rod portion is disposed through the outer side of the second panel 2, and one end of the shift lever 51 is rotatably connected to one end of the solid rod portion 32 far away from the hollow tube portion 31.

Specifically, the cross-sectional area of the solid rod portion 32 is smaller than that of the hollow tube portion 31, the solid rod portion 32 is provided with a first hole-shaped structure 321, one end, connected with the solid rod, of the shift lever 51 is provided with a second hole-shaped structure 5121, and when the first hole-shaped structure 321 and the second hole-shaped structure 5121 are fixedly connected, the shift lever 51 can be rotated relative to the solid rod portion 32 by rotating the shift lever 51; preferably, the other end of the lever 51 is provided with a ball structure 511, and a user can hold the ball structure 511 to rotate the lever 51. In other embodiments, the other end of the lever 51 may be configured in a triangular structure, a square structure, a rectangular structure, or the like.

Further, referring to fig. 2-3, the shift lever 51 includes an abutting portion 512 connected to the solid rod 32, a peripheral surface of the abutting portion 512 is smooth, the peripheral surface of the abutting portion 512 includes at least two abutting surfaces, and a distance between the at least two abutting surfaces and a rotation axis between the abutting portion 512 and the solid rod 32 is different.

Specifically, the abutting portion 512 is a smooth elliptical structure, the second hole-shaped structure 5121 is disposed on the abutting portion 512, there are at least two different distances between the second hole-shaped structure 5121 and the outer periphery of the abutting portion 512, and when the shift lever 51 is rotated, there are at least two different distances between the abutting surface of the abutting portion 512 and the rotation axis. In other embodiments, the abutment 512 may be a smooth rounded structure or the like. In other embodiments, three, four, etc. abutting surfaces of the abutting portion 512 may be provided, and the abutting portion 512 may be provided with three, four, etc. abutting surfaces having different distances from the rotation axis.

Further, referring to fig. 2-3, the second adjusting assembly 5 further includes a sliding block 52 slidably connected to the solid rod portion 32 and located between the second panel 2 and the abutting portion 512.

Specifically, the second protruding structure 22 is arranged on the outer wall of the second hollow cavity 21 of the second panel 2 on the side away from the first panel 1, the cross section of the second protruding structure 22 is circular, the cross section of the second protruding structure 22 is larger than that of the second hollow cavity 21, the sliding block 52 is sleeved outside the solid rod, one side of the sliding block 52 abuts against the second protruding structure 22, and the other side of the sliding block 52 abuts against the abutting portion 512; the abutting part 512 and the sliding block 52 have different abutting surfaces, and since at least two abutting surfaces have different distances from the rotating shaft, in the present embodiment, when the shift lever 51 is rotated upward, the distance between the abutting surface of the abutting part 512 and the rotating shaft is changed from a large distance to a small distance; when the shift lever 51 is rotated downward, the distance between the contact surface of the contact portion 512 and the rotation axis changes from a small distance to a large distance. Therefore, when the lever 51 is rotated downwards, the abutting portion 512 drives the sliding block 52 and thus the second panel 2 to move in the direction parallel to the width direction, and approaches the second panel 2, so that the clamping device can be closed. In other embodiments, the clamping device may not include the sliding block 52, and the abutting portion 512 directly abuts on the outer side of the second panel 2 away from the first panel 1, and the same technical effect can be achieved.

Further, referring to fig. 2-3, the second adjusting assembly 5 further includes a first spring 53 having one end fixedly mounted on the sliding connection member 3 and the other end abutting against the inner wall of the second panel 2 far away from the first panel 1, wherein the first spring 53 is used for providing a restoring force for making the first panel 1 and the second panel 2 far away from each other.

Specifically, the first spring 53 is sleeved outside the solid rod portion 32, and has one end fixedly mounted at a connection position of the solid rod portion 32 and the hollow tube portion 31 and the other end abutting against an inner wall of the second hollow cavity 21 on a side away from the first panel 1. When the shift lever 51 is shifted upward, the first spring 53 in a compressed state has a restoring force, and will gradually spring away, so as to drive the second panel 2 to gradually move in a direction parallel to the width direction, and approach the sliding block 52, thereby driving the sliding block 52 to gradually approach the abutting portion 512. When the shift lever 51 is shifted upwards under the action of the restoring force of the first spring 53, the second panel 2 automatically moves away from the first panel 1, and the clamping device is opened.

In other embodiments, the second adjusting assembly 5 further includes a first magnetic block fixedly mounted on the outer wall of the first panel 1 near the side of the second panel 2, and a second magnetic block fixedly mounted on the outer wall of the second panel 2 near the side of the first panel 1, where the first magnetic block and the second magnetic block are corresponding in position and opposite in polarity. When the shift lever 51 is shifted upwards, a repulsive force exists between the first magnetic block and the second magnetic block, and the repulsive force drives the second panel 2 to move in a direction parallel to the width direction and approach the sliding block 52, so as to drive the sliding block 52 to approach the abutting portion 512, and at this time, no space exists between the sliding block 52 and the abutting portion 512. When the shift lever 51 is shifted upwards under the action of the repulsion force of the first magnetic block and the second magnetic block, the second panel 2 is automatically away from the first panel 1, and the opening of the clamping device is realized.

Further, referring to fig. 2-3, the first panel 1 is further provided with a hollow groove 13, the second panel 2 is fixed with a sliding structure 23, and the sliding structure 23 is slidably assembled in the hollow groove 13.

Specifically, the sliding structure 23 protrudes out of the second panel 2 and is parallel to the width of the second panel 2, two hollow grooves 13 are formed in the first panel 1, correspondingly, two sliding structures 23 are formed in the second panel 2, and when the sliding structure 23 slides in the hollow grooves 13, the first panel 1 and the second panel 2 are relatively far away from each other or relatively close to each other, and then the clamping device is opened or closed. In other embodiments, three, four, etc. hollow slots 13 may be provided, and three, four, etc. sliding structures 23 may be provided correspondingly.

Further, referring to fig. 2-3, the clamping device further includes a second spring 6, one end of the second spring 6 is fixedly mounted on the side of the hollow groove 13 away from the second panel 2, the other end of the second spring 6 is fixedly mounted on the side of the sliding structure 23 close to the second panel 2, and the second spring 6 is used for providing a restoring force for moving the first panel 1 and the second panel 2 away from each other.

Specifically, two second springs 6 are provided (wherein another second spring 6 is not shown in the figure, and the two second springs 6 are symmetrically arranged by taking the hollow cavity as a symmetry axis), a first support column 131 is provided at one end of the hollow groove 13 away from the second panel 2, a second support column 231 is correspondingly provided at one end of the sliding structure 23 close to the second panel 2, one end of the second spring 6 is sleeved outside the first support column 131, and the other end of the second spring 6 is sleeved outside the second support column 231. When the device is in the closed state, the second spring 6 is in a compressed state; when the knob 41 is unscrewed, the second spring 6 drives the first panel 1 to move in a direction parallel to the width direction and close to the knob 41 due to the reset force of the second spring 6; or, when the shift lever 51 is shifted upwards, the second spring 6 will gradually spring open due to the restoring force, so as to drive the second panel 2 to gradually move in the direction parallel to the width direction and approach the sliding block 52; i.e. the second spring 6 will co-act with the first spring 53 to effect the opening of the clamping device. In other embodiments, the number of second springs 6 may be one, three, etc. In other embodiments, the second spring 6 may have one end fixedly mounted on the inner wall of the first panel 1 far from the second panel 2, the other end fixedly mounted on the inner wall of the second panel 2 far from the first panel 1, or the other end fixedly mounted on the outer wall of the second panel 2 near the first panel 1.

Further, referring to fig. 4, a positioning seat 30 is disposed on a surface of the first panel 1 away from the clamping portion 40, and the positioning seat 30 is used for fixedly connecting the clamping device with an external device.

Specifically, the positioning groove can be opened on the side of the positioning seat 30 departing from the first panel 1, and the positioning groove can be in a spherical shape, so that the positioning seat 30 can be installed on the spherical structure 511 to form a spherical joint, realize stable connection with external equipment, and adjust the angle. It should be understood that the structure of the positioning seat 30 is not limited, for example, the positioning seat 30 may be a magnet, and may be fixed to the magnetic material of the external device by a magnetic attraction manner; alternatively, the positioning seat 30 may be fixed to the external device by a clamping method; alternatively, the positioning base 30 can be fixed to the external device by a snap-fit method.

Further, referring to fig. 1 and 4, the first panel 1 and the second panel 2 further respectively include a supporting member 50 fixedly connected to the clamping portion 40, the supporting member 50 is connected to the bottom end of the clamping portion 40 and is bent inward, the clamping portion 40 and the supporting member 50 are both provided with a protection pad, the clamping portion 40 is used for clamping an object to be clamped, the supporting member 50 is used for supporting the bottom end of the object to be clamped, so that the object to be clamped is stably placed on the clamping device, and the protection pad can prevent the object to be clamped from being damaged due to scraping. In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

Above is the description to the technical scheme that the utility model provides, to the technical staff in the field, according to the inventive idea, all have the change part on concrete implementation and application scope, to sum up, this description content should not be understood as the restriction of the utility model.

Claims

1. A clamping device is characterized by comprising a first panel, a second panel, a sliding connecting piece, a first adjusting component and a second adjusting component; the first panel and the second panel are respectively assembled with the sliding connecting piece in a sliding mode, and clamping parts are respectively arranged on the far sides of the first panel and the second panel; the first adjusting component is connected to the sliding connecting piece and at least partially positioned on the side of the first panel far away from the second panel, and the first adjusting component and the sliding connecting piece can realize the adjustment of any position within a preset length range; the second adjusting assembly comprises a shifting rod, one end of the shifting rod is rotatably connected with the sliding connecting piece and is positioned on one side, far away from the first panel, of the second panel, the shifting rod is provided with at least two abutting surfaces, and when the shifting rod is in different abutting surfaces, the shifting rod limits the second panel in different position ranges of the sliding connecting piece.

2. A holding arrangement as claimed in claim 1, wherein the first panel is provided with a first hollow cavity and the second panel is provided with a second hollow cavity in communication with the first hollow cavity, the sliding connection being received in the first and second hollow cavities respectively.

3. A clamping arrangement according to claim 2, wherein the sliding connection comprises a tubular hollow portion at least partially received within the first hollow chamber, the first adjustment assembly comprising a knob and a threaded rod coaxially connected to the knob, the threaded rod passing through the first panel on a side thereof facing away from the second panel and being threadedly connected within the tubular hollow portion, the knob abutting against the first panel on a side thereof facing away from the second panel.

4. The clamping device as claimed in claim 3, wherein the sliding connector further comprises a solid rod connected to one end of the hollow tube, the solid rod is partially received in the second hollow cavity and partially penetrates the second panel, and one end of the driving lever is rotatably connected to one end of the solid rod away from the hollow tube.

5. A clamping device as claimed in claim 4, wherein said plunger comprises an abutment portion connected to said solid shank portion, said abutment portion having a smooth circumferential surface, said abutment portion having a circumferential surface comprising at least two abutment surfaces, said at least two abutment surfaces being spaced from an axis of rotation between said abutment portion and said solid shank portion by different distances.

6. A clamping arrangement according to claim 5 wherein the second adjustment assembly further comprises a slide block slidably connected to the solid rod portion and located between the second panel and the abutment.

7. The clamping device as claimed in claim 1, wherein the second adjusting assembly further comprises a first spring having one end fixedly mounted to the sliding connection member and the other end abutting against an inner wall of the second panel on a side away from the first panel, the first spring being configured to provide a restoring force for moving the first panel and the second panel away from each other;

and/or the presence of a gas in the gas,

8. A holding arrangement as claimed in any one of claims 1 to 7, wherein the first panel is further provided with a hollow channel and the second panel is secured with a sliding formation which is a sliding fit within the hollow channel.

9. A clamping arrangement according to claim 8, further comprising a second spring fixedly mounted at one end to the side of the hollow channel remote from the second panel and at the other end to the side of the slide adjacent the second panel, the second spring being arranged to provide a return force for moving the first and second panels away from each other.

10. The clamping device as claimed in claim 1, wherein a positioning seat is disposed on a surface of the first panel facing away from the clamping portion, and the positioning seat is used for fixedly connecting the clamping device with an external device.