CN211667422U - Diaphragm adsorption type electronic equipment support - Google Patents

Abstract

The utility model provides a convenient diaphragm adsorbs formula electronic equipment support, including the support main part, the support main part includes first main part, second main part and a membrane spare, first main part and the mobilizable connection of second main part, first main part has and holds the position, it includes the stereoplasm bearing part to hold the position, stereoplasm bearing part surface is equipped with the sealing washer, the sealing washer is higher than the surface setting of stereoplasm bearing part, the membrane spare with first main part is connected and with form an airtight air cavity between the first main part, lie in on the stereoplasm bearing part be equipped with the intercommunication in the scope that the sealing washer encloses the air vent of airtight air cavity, the membrane spare with through the connection structure cooperation between the second main part.

Description

Diaphragm adsorption type electronic equipment support

Technical Field

The utility model relates to a diaphragm adsorbs formula electronic equipment support.

Background

Along with the use of electronic equipment such as smart mobile phones and tablet computers in people's life is more and more, people increasingly need some auxiliary assembly for example cell-phone, panel computer rack in order to liberate both hands when driving.

Chinese patent publication No. CN202863288U discloses a magnetic attraction bracket, but when the bracket is used, an iron magnetic attraction sheet is additionally attached to the back of an electronic device such as a mobile phone, which affects the appearance of the electronic device.

Disclosure of Invention

The utility model aims to solve the problem that a convenient diaphragm adsorbs formula electronic equipment support is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the membrane adsorption type electronic equipment support comprises a support main body, wherein the support main body comprises a first main body, a second main body and a membrane piece, the first main body and the second main body are movably connected, the first main body is provided with a bearing part for bearing electronic equipment, the bearing part comprises a hard bearing part, the surface of the hard bearing part is integrally or separately provided with a ring-shaped sealing ring, the sealing ring is higher than the surface of the hard bearing part, the membrane piece is connected with the first main body and forms a closed air cavity with the first main body, an air channel communicated with the closed air cavity is arranged in the range surrounded by the sealing ring on the hard bearing part, the membrane piece is matched with the second main body through a connecting structure, and the connecting structure is configured to enable the membrane piece to be in a first state when the first main body and the second main body are relatively moved by pressing the first main body at least once, and when the first main body is pressed again to enable the first main body and the second main body to move relatively, the diaphragm member can be in the second state, and the volume of the closed air cavity is changed by switching the position of the diaphragm member between the first state and the second state.

Preferably, the connecting structure is configured such that an odd number of pressing of the first body causes relative movement of the first body and the second body to bring the diaphragm member into the first state, and an even number of pressing of the first body causes relative movement of the first body and the second body to bring the diaphragm member into the second state.

Preferably, the connecting structure includes a claw member provided on one of the diaphragm member and the second body and a grip portion provided on the other, the clamping jaw piece comprises a clamping jaw main body and a clamping jaw arranged on the clamping jaw main body, the clamping jaw main body is movably arranged in the clamping jaw mounting groove, the clamping jaw body is constrained by the clamping jaw mounting groove to be in a clamping state when moving to a first position in the clamping jaw mounting groove, the clamping jaw body is in an open state when moving to a second position in the clamping jaw mounting groove, an energy storage device is arranged between the clamping jaw piece and the clamping jaw mounting groove, the energy storage device has an acting force which enables the clamping jaw main body to move to the second position, in the process of applying external force once, when the first main body and the second main body move relatively, the clamping part moves towards the position between the clamping jaws and then presses the clamping jaw body to move towards the second position, so that the clamping jaws clamp the clamping part.

Preferably, a retaining structure is provided between the jaw body and the jaw mounting groove, the retaining structure being configured such that, after one application of external force to cause the jaws to grip the grip portion and then remove the external force, the first and second bodies move relative to each other to retain the jaw body in the second position, and after at least one further application of external force to cause the jaws to release the grip portion and then remove the external force, the first and second bodies move relative to each other to retain the jaw body in the first position.

Preferably, the clamping structure comprises a hook portion arranged on the side wall of the clamping jaw mounting groove, the clamping jaw body is provided with a swing arm, the swing arm is an elastic swing arm capable of rebounding to reset or is connected with the clamping jaw body through an elastic piece, a convex portion matched with the hook portion is convexly arranged on one side of the swing arm facing the inner wall of the clamping jaw mounting groove, the inner wall of the clamping jaw mounting groove is provided with a guide surface used for guiding the convex portion to enter the hook portion, the clamping jaw body is pressed through a clamping portion, the convex portion is firstly contacted with the guide surface and then moves towards the hook portion along the guide surface, the swing arm or the elastic piece stores energy in the process that the convex portion moves along the guide surface, when the convex portion is separated from the guide surface, the swing arm or the elastic piece releases the stored energy to further enable the convex portion to move to the hook portion, and a blocking portion is arranged on the other side, when the convex part moves towards the direction of the hanging part, the blocking part is used for blocking the convex part from exceeding the hanging part, after the convex part enters the hanging part, acting force is continuously applied to the clamping jaw main body, the convex part is gradually separated from the hanging part, then pressure applied to the clamping jaw main body is removed, and the convex part can return.

Preferably, the hanging part is a clamping groove with a higher side and a lower side, the lower side is an entering side of the convex part, and the higher side is a releasing side of the convex part.

Preferably, in the swing arm, in a natural state, in a direction perpendicular to a moving direction of the pressing member, the protruding portion is located between both ends of the guide surface, and the protruding portion is located on a side of the hanging portion away from the guide surface.

Preferably, the connecting structure comprises a sleeve joint pipe arranged on the diaphragm piece and one of the second main bodies and a sleeve joint piece arranged on the other one of the diaphragm piece and the second main bodies, one end of the sleeve joint piece is sleeved on the sleeve joint pipe in an axially sliding fit, a rotating piece is arranged in the sleeve joint pipe, uneven guide step surfaces are arranged on the side wall of the sleeve joint pipe, an elastic piece is arranged in the sleeve joint pipe and has an acting force for enabling the rotating piece to move towards the direction of the guide step surfaces, the rotating piece is provided with a connecting part, and the sleeve joint piece moves in a reciprocating manner relative to the sleeve joint pipe to further push the connecting part to move along the guide step surfaces.

Preferably, the sleeve joint piece and the rotating piece are both provided with teeth, the sleeve joint piece is matched with the rotating piece through the teeth, the sleeve joint pipe is provided with a sliding section which is in sliding fit with the rotating piece and a rotating section which is used for enabling the rotating piece to rotate in the circumferential direction, the rotating piece cannot rotate in the circumferential direction in the sliding section, the tooth tops of the teeth on the rotating piece and the tooth roots of the teeth of the sleeve joint piece are staggered, and the rotating piece can rotate in the circumferential direction in the rotating section so that the tooth tops of the teeth on the rotating piece and the tooth roots of the teeth of the sleeve joint piece are matched; under the initial state, the rotation piece is in the slip section, after pressing first main part, the socket joint spare can with the rotation piece pushes away to the rotation section from the slip section, the rotation piece moves to the rotation section by the slip section and rotates certain angle under the effect of tooth and makes tooth addendum on the rotation piece and the tooth root of the tooth of socket joint spare, connecting portion this moment move to the position with the entering section of direction step face corresponds, after releasing first main part, connecting portion contact the entering section of direction step face and along the concave part location of direction step face motion to direction step face, dislocation between the tooth addendum on the rotation piece and the tooth root of the tooth of socket joint spare this moment, press first main part once more, the socket joint spare will the rotation piece top leave the direction step face, the rotation piece rotates certain angle under the effect of tooth makes tooth addendum on the rotation piece with the tooth root of the tooth of socket joint spare matches, at the moment, the connecting part moves to a position corresponding to the sliding-out section of the guide step surface, and then after the first main body is released again, the connecting part moves along the sliding-out section of the guide step surface to enable the rotating part to rotate by a certain angle to enter the sliding section.

Preferably, the side wall of the sleeve is provided with a plurality of bulges, a sliding groove is formed between every two adjacent bulges, the side wall of the sleeve is provided with a sliding block in sliding fit with the sliding groove, the connecting part protrudes outwards from the side wall of the rotating part in the radial direction so as to enter the sliding groove in sliding fit with the rotating part in the sliding section, a guide step surface is arranged on one side of the bulge facing the rotating part, the guide step surface comprises a first guide surface, a second guide surface and a third guide surface which are sequentially connected, the first guide surface and the second guide surface are oppositely arranged, the connecting part of the first guide surface and the second guide surface forms the concave part, the first guide surface forms the sliding-in section, the connecting part moves to the concave part along the first guide surface, the second guide surface and the third guide surface are oppositely arranged, and the third guide surface forms the sliding-out section, the connecting part moves along the third guide surface to enable the rotating part to rotate by a certain angle to enter the sliding section.

Preferably, the guide step surface is provided with a plurality of concave parts, and the connecting part slides out from the inlet section of the guide step surface through the plurality of concave parts in sequence and then along the sliding-out section of the guide step surface along with the continuous pressing and releasing of the first main body.

Preferably, the air duct is a circular hole with an aperture smaller than 3mm, and the circular hole is formed in the rigid bearing part.

Preferably, the first body and the second body are sleeved with each other, the first body is arranged above the second body, and the second body is provided with a fixing part.

Preferably, the fixing portion is a magnetic attraction type fixing portion, a suction cup attraction type fixing portion, an adhesive portion, or a clamping portion.

Preferably, the fixing portion is a retractable fixing portion or a rotatable fixing portion.

Preferably, an energy storage device is arranged among any three of the first main body, the second main body and the diaphragm piece, or the diaphragm piece is an elastic recoverable diaphragm piece.

Preferably, the energy storage device is a spring disposed between the first body and the second body.

Advantageous effects

After the technical scheme is adopted in the utility model, through at first main part, set up a diaphragm spare between the second main part, and make diaphragm spare change and then change the volume of airtight air cavity between first state and second state through connection structure, after holding the position and placing electronic equipment, apply the effort to first main part and make diaphragm spare change and then change the volume of airtight air cavity between first state and second state, and then make airtight air cavity form the negative pressure and then adsorb electronic equipment.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the structure shown in FIG. 1;

FIG. 3 is an embodiment of a connection structure;

FIG. 4 is a schematic structural view of a swing arm;

FIG. 5 is a cross-sectional view taken at A-A in FIG. 4;

fig. 6 is another embodiment of a connection structure.

Detailed Description

The following describes embodiments of the present invention in detail with reference to the accompanying drawings, so that how to implement the technical means of the present invention to solve the technical problems and achieve the technical effects can be fully understood and implemented.

Certain terms are used herein to refer to particular components, and those skilled in the art will understand that the description and claims do not distinguish between components by difference in name, but rather by difference in function. It should be noted that, when an element is described as being "provided with" or "disposed on" another element, it may mean that the element is directly provided or disposed on the other element or intervening elements may be present, and may be a unitary structure or a split structure, unless otherwise specified. When an element is described as being "connected" to another element, it can be directly connected or connected through intervening elements, or it can be integrally connected or separately connected. When an element is referred to as being "on" another element, it does not mean that the element is necessarily on top of or above the other element, or in other locations. The terms "upper", "lower", "left", "right", "high", "low" and the like are used herein with reference to the normal state of the product in which it is placed, and are used for convenience of description only. The term "plurality" as used herein refers to two or more numbers. The terms "vertical," "horizontal," and the like as used herein refer to a substantially vertical or substantially horizontal condition within reasonable tolerances and are not necessarily exact.

Referring to fig. 1 to 5, the present invention provides a membrane-adsorbing electronic device support, which mainly comprises a support body, the support body comprises a first body 1, a second body 2 and a membrane member 3, the first body and the second body are movably connected, in this embodiment, a mode of mutually sleeving the first body and the second body is adopted, the first body is arranged above the second body, in other embodiments, the first body is arranged on the left and right sides of the second body, and in other embodiments, the first body and the second body can be arranged in a mutually hinged mode.

The second body is provided with a fixing part (not shown in the figure), preferably, the fixing part is a magnetic adsorption type fixing part or a sucker adsorption type fixing part or an adhesive part or a clamping part; in other embodiments, the retainer may also be a retractable retainer or a rotatable retainer.

The first main body is provided with a bearing part for bearing the electronic equipment, the bearing part comprises a hard bearing part 11, the surface of the hard bearing part is integrally or separately provided with an annular sealing ring 4, and the sealing ring is preferably made of silica gel; the edge of the sealing ring can be connected with the first main body into a whole in a rubber coating mode, or the sealing ring is tightly pressed or clamped on the first main body through gluing or an intermediate part, one of the sealing ring and the first main body can be provided with an embedding groove for firm connection, the other sealing ring is provided with an embedding part embedded into the embedding groove, and the sealing ring is firmly matched with the embedding part through the embedding groove; the sealing ring is arranged higher than the surface of the hard bearing part, and is preferably higher than the surface of the hard bearing part by 1-3 mm; the diaphragm part is connected with the first main body, a closed air cavity is formed between the diaphragm part and the first main body, and an air channel communicated with the closed air cavity is arranged in the range enclosed by the sealing ring on the hard bearing part, wherein in the embodiment, the air channel is a vertically arranged round hole with the aperture smaller than 3mm and arranged at the center of the hard bearing part, and is preferably a round hole with the aperture between 1 and 2 mm; in other embodiments, the circular hole can be covered with a breathable or decorative sheet with a channel, and the like.

The energy storage device is arranged among any three of the first main body, the second main body and the diaphragm piece or the diaphragm piece is an elastic recoverable diaphragm piece, preferably the energy storage device is a spring arranged between the first main body and the second main body, and in other embodiments, the energy storage device can be a magnet or iron which mutually attracts through magnetic force or mutually repels through magnetic force to achieve the purpose.

The diaphragm member is matched with the second body through a connecting structure, the connecting structure is configured to enable the diaphragm member to be in a first state when the first body is pressed at least once to enable the first body and the second body to move relatively, enable the diaphragm member to be in a second state when the first body is pressed again to enable the first body and the second body to move relatively, and change the volume of the sealed air cavity through the conversion of the position of the diaphragm member between the first state and the second state.

In this embodiment, the connecting structure is configured such that the diaphragm member is brought into the first state when the first body is pressed an odd number of times to relatively move the first body and the second body, and the diaphragm member is brought into the second state when the first body is pressed an even number of times to relatively move the first body and the second body. In other embodiments, the connecting structure may be configured to press the first body twice in succession to move the first body and the second body relative to each other to bring the diaphragm member into the first state and the third state, and to press the first body a third time to move the first body and the second body relative to each other to bring the diaphragm member into the second state.

Referring to fig. 2 to 5, the connecting structure comprises a jaw member 5 provided on one of the diaphragm member and the second body and a gripping portion 6 provided on the other, and the purpose of bringing the diaphragm member into the first state or the second state is to cause the jaw member to grip or release the gripping portion by the relative movement of the first body and the second body. Fig. 2 shows an embodiment in which the jaw member 5 is attached to the diaphragm member by means of encapsulation, bonding, clipping, clamping or other attachment means, and the clamping portion 6 is integrally or separately mounted on the second body, such as by means of screwing, plugging, clipping or the like, and the second body is provided with a channel 21 for the jaw member to reciprocate; figure 3 shows another embodiment in which the clamping portion 6 is mounted on the second body and the jaw member 5 is attached to the diaphragm member.

Referring to fig. 3, the clamping jaw piece includes a clamping jaw mounting groove 51, a clamping jaw body 52 and a clamping jaw 53 disposed on the clamping jaw body, the clamping jaw body is movably mounted in the clamping jaw mounting groove, the clamping jaw is constrained by the clamping jaw mounting groove to be in a clamping state when the clamping jaw body moves to a first position in the clamping jaw mounting groove, the clamping jaw is in an opening state when the clamping jaw body moves to a second position in the clamping jaw mounting groove, an energy storage device such as a spring 54 and a magnet is disposed between the clamping jaw piece and the clamping jaw mounting groove, the energy storage device has an acting force for enabling the clamping jaw body to move to a second position, and when an external force is applied once, the clamping jaw moves relative to the clamping jaw, the clamping jaw body moves to press the clamping jaw to move to the second position and further enable the clamping jaw to clamp the clamping section.

A clamping structure is arranged between the clamping jaw main body and the clamping jaw mounting groove, the clamping structure is configured in such a way that after the clamping jaw clamps the clamping part by applying external force once and then removing the external force, the first main body and the second main body move relatively to keep the clamping jaw main body at the second position, and after the clamping jaw releases the clamping part by applying external force again at least once and then removing the external force, the clamping jaw main body keeps at the first position when the first main body and the second main body move relatively to each other.

Referring to fig. 3 to 5, the detent structure includes a hook portion 55 having a hook groove 551, the hook portion 55 being disposed on the side wall of the jaw mounting slot, in this embodiment, the hook portion 55 is disposed protruding from the side wall of the jaw mounting slot, in other embodiments, a groove may be disposed on the side wall of the jaw mounting slot, and the hook portion 55 may be disposed in the groove; the clamping jaw comprises a clamping jaw body, a clamping jaw mounting groove is arranged on the clamping jaw body, the clamping jaw body is provided with a swing arm 56, the swing arm is an elastic swing arm capable of rebounding and resetting per se or is connected with the clamping jaw body through an elastic piece, a convex part 561 used for being matched with the hook part is convexly arranged on one side, facing the inner wall of the clamping jaw mounting groove, of the swing arm, a guide surface 552 used for guiding the convex part to enter the hook groove is arranged on the inner wall of the clamping jaw mounting groove, when external force is applied to enable the first body and the second body to move relatively, the convex part is firstly contacted with the guide surface and then moves towards the hook groove along the guide surface, the swing arm per se or the elastic piece stores energy during the movement of the convex part along the guide surface, when the convex part is separated from the guide surface, the swing arm or the elastic piece releases the stored energy to enable, the clamping jaw mounting groove inner wall in the opposite side of hook groove is equipped with fender portion 553, works as when the convex part moves to hook groove place direction, fender portion is used for blockking the convex part breaks away from hook groove, exerts external force once more and makes first main part and second main part relative motion, the convex part is deviate from gradually hook groove, then external force, the convex part can return to the position. In fig. 3, the hooking groove is a locking groove having a higher side and a lower side, the lower side is an entering side of the protrusion, the higher side is a departing side of the protrusion, a side surface of the higher side is formed with a stopper 553, and the protrusion is located between both ends of the guide surface in the swing arm in a natural state so that the protrusion can contact with the guide surface when the first body and the second body relatively move.

The guide member 57 having a guide surface 571 on one side is provided at a position corresponding to the hooking groove 551, preferably, the bottom of the hooking groove 551 is located between both ends of the guide surface 571, the position of the guide surface 571 is partially opposite to the position of the stopper 553, and when the protrusion moves in the pull-out direction along the side wall of the hooking groove, the protrusion contacts the guide surface 571, and the swing arm itself stores energy or the elastic member stores energy by the guide surface 571, and the guide surface 571 can also be used only for guiding the movement of the protrusion according to actual needs. In the withdrawal direction, the distance between the guide surface 571 and the stopper 553 gradually decreases.

The release side of the hooking part 55 is also provided with a guide surface 571 for guiding the movement of the male part on the one hand and for charging the oscillating arm itself or the elastic member on the other hand.

Referring to fig. 4 and 5, the swing arm 56 is mounted in a mounting hole of the jaw body through a swing shaft having a flat surface 5621 and a concave surface 5622, and a projection corresponding to the position of the concave surface 5622 is provided in the mounting hole.

Referring to fig. 6, the connection structure includes a sleeve pipe 7 disposed on one of the diaphragm member and the second main body, and a sleeve member 8 disposed on the other, one end of the sleeve member is sleeved on the sleeve pipe and is axially slidably engaged with the sleeve pipe, a rotation member 9 is disposed in the sleeve pipe, a guide step surface having uneven height is disposed on a side wall of the sleeve pipe, an elastic member (not shown in the figure) is disposed in the sleeve pipe, the elastic member has an acting force for moving the rotation member in a direction of the guide step surface, the rotation member has a connection portion, and the sleeve member reciprocates relative to the sleeve pipe to push the connection portion to move along the guide step surface.

Preferably, the sleeve and the rotating member are both provided with teeth 10, the sleeve is matched with the rotating member through the teeth, the sleeve is provided with a sliding section for sliding matching with the rotating member and a rotating section for enabling the rotating member to rotate circumferentially, the rotating member cannot rotate circumferentially in the sliding section, the tooth tops of the teeth on the rotating member and the tooth roots of the teeth of the sleeve are staggered, and the rotating member can rotate circumferentially in the rotating section to enable the tooth tops of the teeth on the rotating member and the tooth roots of the teeth of the sleeve to be matched; under initial state, rotate the piece and be in the slip section, press first main part and second main part relative motion back, cup joint the piece can with rotate the piece and push away to the rotation section from the slip section, rotate certain angle and make under the effect of tooth after moving to the rotation section by the slip section rotate tooth addendum on the piece with the tooth root phase-match of the tooth of cup joint the piece, at this moment connecting portion move to the position with the entering section of direction step face corresponds, after letting out first main part, connecting portion contact the entering section of direction step face and along the concave part location of direction step face motion to direction step face, at this moment tooth addendum on the piece with misplace between the tooth root of the tooth of cup joint the piece, press first main part once more, the cup joint the piece will rotate the piece top and leave the direction step face, it makes to rotate certain angle under the effect of tooth addendum on the piece with the tooth root looks of the tooth of cup joint piece And matching, wherein the connecting part moves to a position corresponding to the sliding-out section of the guide step surface, and then after the first main body is released again, the connecting part moves along the sliding-out section of the guide step surface to enable the rotating part to rotate by a certain angle to enter the sliding section.

Preferably, the side wall of the sleeve is provided with a plurality of bulges, a sliding groove is formed between every two adjacent bulges, the side wall of the sleeve is provided with a sliding block in sliding fit with the sliding groove, the connecting part protrudes outwards from the side wall of the rotating part in the radial direction so as to enter the sliding groove in sliding fit with the rotating part in the sliding section, a guide step surface is arranged on one side of the bulge facing the rotating part, the guide step surface comprises a first guide surface, a second guide surface and a third guide surface which are sequentially connected, the first guide surface and the second guide surface are oppositely arranged, the connecting part of the first guide surface and the second guide surface forms the concave part, the first guide surface forms the sliding-in section, the connecting part moves to the concave part along the first guide surface, the second guide surface and the third guide surface are oppositely arranged, and the third guide surface forms the sliding-out section, connecting portion make along the motion of third spigot surface rotate certain angle and get into the slip section, the direction step face has a plurality of concave parts, along with constantly pressing the release first main part, connecting portion follow the roll-off section roll-off of following the direction step face behind a plurality of concave parts in proper order of the entering section of direction step face.

It is needless to say that the present invention may have other changes and modifications, and is not limited to the specific structure of the above-described embodiments, and the scope of the present invention should include those changes or substitutions and modifications, which are obvious to those skilled in the art.

Claims (15)

1. The diaphragm adsorption type electronic equipment support is characterized by comprising a support main body, wherein the support main body comprises a first main body, a second main body and a diaphragm piece, the first main body is movably connected with the second main body, the first main body is provided with a bearing part for bearing electronic equipment, the bearing part comprises a hard bearing part, the surface of the hard bearing part is integrally or detachably provided with an annular sealing ring, the sealing ring is higher than the surface of the hard bearing part, the diaphragm piece is connected with the first main body and forms a closed air cavity with the first main body, an air channel communicated with the closed air cavity is arranged in a range surrounded by the sealing ring on the hard bearing part, the diaphragm piece is matched with the second main body through a connecting structure, and the connecting structure is configured to enable the diaphragm piece to move relative to the first main body and the second main body when the first main body is pressed at least once The diaphragm member is in a first state, and can be in a second state when the first body is pressed again to enable the first body and the second body to move relatively, and the volume of the closed air cavity is changed by switching the position of the diaphragm member between the first state and the second state.

2. The membrane-adsorbing electronic device holder according to claim 1, wherein the connecting structure is configured to place the membrane member in the first state when the first body is pressed an odd number of times to move the first body and the second body relatively, and to place the membrane member in the second state when the first body is pressed an even number of times to move the first body and the second body relatively.

3. The membrane-adsorbing electronic device holder according to claim 1 or 2, wherein the connecting structure includes a jaw member disposed on one of the membrane member and the second body and a clamping portion disposed on the other, the jaw member includes a jaw body and a jaw disposed on the jaw body, the jaw body is movably mounted in the jaw mounting groove, the jaw is constrained by the jaw mounting groove to be in a clamping state when the jaw body moves in the jaw mounting groove to a first position, the jaw body moves in the jaw mounting groove to be in an open state when the jaw body moves in a second position, an energy storage device is disposed between the jaw member and the jaw mounting groove, the energy storage device has an acting force for moving the jaw body to a second position, and the clamping portion presses the jaw body against the jaw body after moving between the jaws when the first body and the second body move relative to each other in one application of external force The position moves to enable the clamping jaws to clamp the clamping part.

4. The membrane-suction electronic device holder according to claim 3, wherein a detent structure is provided between the jaw body and the jaw mounting groove, the detent structure being configured such that, after one application of external force to cause the jaws to grip the grip portion and then remove the external force, the first and second bodies move relative to each other to hold the jaw body in the second position, and after at least one additional application of external force to cause the jaws to release the grip portion and then remove the external force, the jaw body is held in the first position while the first and second bodies move relative to each other.

5. The membrane-adsorbing type electronic device holder according to claim 4, wherein the locking structure comprises a hook portion disposed on a side wall of the clamping jaw mounting groove, the clamping jaw body is provided with a swing arm, the swing arm is an elastic swing arm that can be resiliently restored or the swing arm is connected to the clamping jaw body through an elastic member, a protrusion for engaging with the hook portion is protruded from a side of the swing arm facing to an inner wall of the clamping jaw mounting groove, the inner wall of the clamping jaw mounting groove is provided with a guide surface for guiding the protrusion to enter the hook portion, the clamping jaw body is pressed by the clamping portion, the protrusion first contacts with the guide surface and then moves toward the hook portion along the guide surface, the swing arm or the elastic member stores energy during the movement of the protrusion along the guide surface, and the swing arm or the elastic member releases the stored energy to move the protrusion to the hook portion after the protrusion is separated from the guide surface, the clamping jaw mounting groove inner wall in hang the opposite side of portion and be equipped with fender portion, work as the convex part is when hanging the direction motion of portion place, fender portion is used for blockking the convex part surpasss hang the portion, the convex part gets into after hanging the portion, continue to clamping jaw main part applys the effort, the convex part is deviate from gradually hang the portion, then remove right the pressure that clamping jaw main part applyed, the convex part can return to the position.

6. The stand according to claim 5, wherein the hanging portion is a slot having a higher side and a lower side, the lower side is an entering side of the protrusion, and the higher side is a releasing side of the protrusion.

7. The membrane-suction type electronic device holder according to claim 5, wherein the swing arm is configured such that the projection is located between both ends of the guide surface in a direction perpendicular to a moving direction of the pressing member in a natural state, and the projection is located on a side of the hanging portion away from the guide surface.

8. The membrane-adsorbing type electronic device holder according to claim 1 or 2, wherein the connecting structure includes a sleeve disposed on one of the membrane member and the second body, and a sleeve disposed on the other, one end of the sleeve is disposed in an axially slidable fit with the sleeve, a rotating member is disposed in the sleeve, a rugged guide step surface is disposed on a side wall of the sleeve, an elastic member is disposed in the sleeve, the elastic member has an acting force for moving the rotating member in a direction of the guide step surface, the rotating member has a connecting portion, and the sleeve reciprocates relative to the sleeve to push the connecting portion to move along the guide step surface.

9. The membrane-adsorbing type electronic device holder according to claim 8, wherein the socket and the rotating member are both provided with teeth, the socket and the rotating member are engaged with each other by the teeth, the socket is provided with a sliding section for slidably engaging with the rotating member and a rotating section for making the rotating member circumferentially rotatable, in the sliding section, the rotating member is not circumferentially rotatable, the tooth tips of the teeth on the rotating member and the tooth roots of the teeth of the socket are misaligned, in the rotating section, the rotating member is circumferentially rotatable to make the tooth tips of the teeth on the rotating member and the tooth roots of the teeth of the socket match with each other.

10. The membrane-adsorbing electronic device holder according to claim 1, 2, 4, 5, 6, 7, or 9, wherein the air duct is a circular hole with a diameter of less than 3mm provided on the rigid support.

11. The membrane-adsorbing electronic device holder according to claim 1, 2, 4, 5, 6, 7, or 9, wherein the first body and the second body are sleeved with each other, the first body is disposed above the second body, and the second body is disposed with a fixing portion.

12. The membrane-adsorbing electronic device holder according to claim 11, wherein the fixing part is a magnetic-adsorbing fixing part or a suction-cup-adsorbing fixing part or an adhesive part or a clamping part.

13. The membrane-adsorbing electronic device holder according to claim 11, wherein the fixing portion is a retractable fixing portion or a rotatable fixing portion.

14. A membrane-adsorbed electronic device holder according to claim 1, 2, 4, 5, 6, 7 or 9, wherein an energy storage device is provided between any three of the first body, the second body and the membrane member or the membrane member is an elastically recoverable membrane member.

15. The membrane-adsorbing electronic device holder according to claim 14, wherein the energy storage means is a spring disposed between the first body and the second body.

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