CN109945033A - Electronic device stand - Google Patents

Abstract

The present invention provides a kind of electronic device stands easy to use, ontology including strip, left clamp arm, right clamp arm and lower support arm, ontology includes front housing and rear shell, front housing is fixedly connected with rear shell, accommodating space is formed between front housing and rear shell, left clamp arm and right clamp arm all have interconnecting piece and the clamping part set on interconnecting piece outer end, it is hinged with ontology that accommodating space is protruded into interconnecting piece inner end, the perforation for protruding into interconnecting piece is equipped between front housing or rear shell or front housing and rear shell, lower support arm has the interconnecting piece connecting respectively with left clamp arm and right clamp arm and the supporting part set on interconnecting piece lower end, the interconnecting piece of lower support arm and left clamp arm and right clamp arm link so that when supporting part is pushed by electronic equipment gravity left clamp arm and right clamp arm clamping part clamping electronic equipment close to each other, in ontology or left clamp arm, the any the two of right clamp arm and lower support arm Between be equipped with elastic component.

Description

Electronic device stand

Technical field

The present invention relates to a kind of electronic equipment brackets.

Background technique

Function with electronic equipments such as smart phones is become stronger day by day, and is needed in automobile more next using the place of electronic equipment It is more, such as navigation.Correspondingly, the demand of vehicle-mounted bracket is also more and more.

Existing vehicle-mounted bracket there are bulky, occupied space, it is inconvenient for use the problems such as.

Summary of the invention

The problem to be solved by the invention is to provide a kind of electronic device stands easy to use.

In order to achieve the above objectives, the invention adopts the following technical scheme:

Electronic device stand, ontology, left clamp arm, right clamp arm and lower support arm including strip, before the ontology includes Shell and rear shell, the front housing are fixedly connected with rear shell, and accommodating space, the left clamp arm and the right side are formed between the front housing and rear shell Clamp arm all has interconnecting piece and the clamping part set on the interconnecting piece outer end, the interconnecting piece inner end protrude into the accommodating space with The ontology is hinged, and the perforation for protruding into the interconnecting piece, institute are equipped between the front housing or rear shell or the front housing and rear shell Stating lower support arm has the interconnecting piece connecting respectively with the left clamp arm and right clamp arm and the carrying set on the interconnecting piece lower end Portion, the interconnecting piece of the lower support arm and the left clamp arm and right clamp arm link so that the supporting part is under by electronic equipment gravity The clamping part of the left clamp arm and right clamp arm is close to each other when pressure clamps the electronic equipment, in the ontology or the left folder Arm, right clamp arm and lower support arm are arbitrarily equipped with elastic component between the two, and perhaps the magnetic part elastic component or magnetic part have The active force in its natural state resetting left clamp arm, right clamp arm and lower support arm.

Preferably, the left clamp arm, right clamp arm interconnecting piece be L shape, by the between the interconnecting piece and the ontology One Coupling Shaft is hinged, hinged by the second Coupling Shaft between the interconnecting piece of the lower support arm and the ontology, the left clamp arm, The interconnecting piece of right clamp arm is equipped with allocating slot, and the interconnecting piece of the lower support arm is equipped with the pulling axis protruded into the allocating slot, the lower branch Brace rotation is so that the pulling axis drives the left clamp arm, the movement of right clamp arm；Alternatively, the interconnecting piece of the lower support arm is set Have a pulling axis, the left clamp arm, right clamp arm interconnecting piece be equipped with the pulling axis protruded into the allocating slot, the lower support arm rotation is in turn So that the pulling axis drives the left clamp arm, the movement of right clamp arm.

Preferably, elastic component is equipped in the ontology in order to make left clamp arm, right clamp arm and lower support arm reset, the bullet Property part include torsional spring set on the hinged end of the left clamp arm and the ontology, two of the torsional spring twist leg respectively with the left side Clamp arm is connect with the ontology, and/or, the elastic component includes the torsion of the hinged end set on the right clamp arm and the ontology Spring, two of the torsional spring twist leg and connect respectively with the right clamp arm with the ontology, and/or, the elastic component includes being set to The torsional spring of the hinged end of the lower support arm and the ontology, two of the torsional spring twist leg respectively with the lower support arm and institute State ontology connection.

Preferably, elastic component is equipped in the ontology in order to make left clamp arm, right clamp arm and lower support arm reset, the bullet Property part include extension spring set on ontology and left clamp arm, right clamp arm and lower support arm between any one or compressed spring or Person's elastic rubber band or elastic slice play needle.

Preferably, hinged by the first Coupling Shaft between the interconnecting piece and the ontology of the left clamp arm, right clamp arm, it is described It is hinged by third Coupling Shaft between the interconnecting piece of lower support arm and the left clamp arm, right clamp arm.

Preferably, elastic component is equipped in the ontology in order to make left clamp arm, the reset of right clamp arm, the left clamp arm, right folder Elastic component is equipped between arm and the lower support arm in order to which the opposite left clamp arm of the lower support arm, right clamp arm reset, institute Stating elastic component includes the torsional spring set on the hinged end of the left clamp arm and the ontology, two of the torsional spring twist leg respectively with institute Left clamp arm is stated to connect with the ontology, and/or, the elastic component includes set on the hinged end of the right clamp arm and the ontology Torsional spring, two of the torsional spring twist leg and connect respectively with the right clamp arm with the ontology, and/or, the elastic component includes setting Torsional spring in the hinged end of the left clamp arm and/or right clamp arm and the lower support arm, two of the torsional spring twist leg respectively with The lower support arm is connect with the left clamp arm and/or right clamp arm.

Preferably, elastic component is equipped in the ontology in order to make left clamp arm, the reset of right clamp arm, the left clamp arm, right folder Elastic component is equipped between arm and the lower support arm in order to which the opposite left clamp arm of the lower support arm, right clamp arm reset, institute Stating elastic component includes extension spring set on ontology and left clamp arm, right clamp arm between any one or compressed spring or elasticity Rubber band or elastic slice or play needle and/or the elastic component include set on the left clamp arm, right clamp arm any one with it is described under Extension spring or compressed spring or elastic rubber band or elastic slice or bullet needle between support arm.

Preferably, the left clamp arm, the transmission connection of right clamp arm are so that the left clamp arm, right clamp arm can move synchronously.

Preferably, between the left clamp arm, right clamp arm by tooth engagement be driven, the left clamp arm, right clamp arm end only Equipped with for intermeshing tooth.

Preferably, in its natural state, the supporting part of the left clamp arm, the clamping part of right clamp arm and the lower support arm is tight Neighbour reduces the volume of the electronic device stand in the outer body.

Preferably, in the longitudinal direction, the clamping end of the left clamp arm, the clamping end of the right clamp arm, the lower support The front end of the supporting part of arm convexes to form blocking inwardly, and the front housing surface is set to relocatable cover, the front housing and face It is connected between lid by elastic component or magnetic absorption member.

Preferably, the elastic component is spring or torsional spring between the front housing and cover.

Preferably, one of the front housing and cover be equipped with perforation or do not penetrate through slot, another be equipped with grab Plug connector, plug connector are inserted in the slot, and the grab is stuck in side wall or the end face of the slot to prevent the front housing It is detached from cover.

Preferably, the rear shell is equipped with the fixing seat for being fixed on the electronic device stand on one matrix.

Preferably, the fixing seat be clipping fixing seat or be paste formula fixing seat or be magnetic-type fixing seat or Person is sucking disk type fixing seat.

Preferably, at least described left clamp arm, the side surface that the clamping part of right clamp arm is contacted with electronic equipment are equipped with flexibility Prevent scratch electronic equipment protection department, and/or, the side that the supporting part of at least described lower support arm is contacted with electronic equipment Surface is equipped with the protection department flexible for preventing from scratching electronic equipment.

Preferably, the ontology lower part setting at least partly accommodate the lower support arm supporting part groove in order to Further decrease the volume of the electronic device stand.

Preferably, the interconnecting piece of the lower support arm is the bool of fovea superior.

Preferably, there are two lower support arm tools, one of them connect with the left clamp arm, another and the right folder Arm connection.

Preferably, rigidity or elastic connection strap is set between described two lower support arms so that under described two The supporting part of support arm is maintained at certain distance.

Beneficial effect

After the invention adopts the above technical scheme, it may be convenient to electronic equipment is clamped, it is small in size, it occupies little space.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of one embodiment of the present invention；

Fig. 2 is the partial structural diagram of structure shown in Fig. 1；

Fig. 3 is the structural schematic diagram of another embodiment of the invention；

Fig. 4 is the structural schematic diagram of another embodiment of the invention.

Specific embodiment

Carry out the embodiment that the present invention will be described in detail with reference to the accompanying drawing, how applied technology method is come to the present invention with this It solves technical problem and reaches the realization process of technical effect to fully understand and implement.

Some vocabulary is employed herein to censure specific components, those skilled in the art should understand that this specification And claim not by the difference of title as distinguish component in a manner of, but with the difference of component functionally as The criterion of differentiation.It should be noted that either " being set to " or the words such as " being located at " another component when component is described as " being equipped with " When language, it can indicate to be directly provided with or be directly arranged in or be directly arranged in another component or component placed in the middle also may be present.When When component is described as " connecting " words such as another component, it can be to be directly connected to can also be and connected by component placed in the middle.Work as group Part is described as " setting on another component ", and being merely representative of between two components has connection relationship, and it is certain to be not offered as the component Above another component or top, it can also be other positions.Term as used herein " left side " " right side " and similar statement It is merely to illustrate that convenient purpose.The similar word such as herein referred " vertical " "horizontal" refers in reasonable error range Interior substantially vertical or approximate horizontal state, not necessarily must be exactly accurate；" cross ", " perpendicular " are also convenience for illustration only, Opposite positional relationship between each component.

The present invention is as without opposite prompt, and a component " being equipped with " either " is set to " or " being located at " or " connection " another component, Two component is not precluded to be structure as a whole.

Referring to Fig. 1 to 4, electronic device stand of the present invention mainly include the elongated length-width ratio that is laterally extended substantially 2.5 to 1 to 4 to 1 ontology 1, left clamp arm 2, right clamp arm 3 and lower support arm 4, the ontology 1 include front housing 11 and rear shell 12, institute It states and is fixedly connected between front housing 11 and rear shell 12, form an accommodating space, the left clamp arm 2 between the front housing 11 and rear shell 12 Interconnecting piece and clamping part set on the interconnecting piece outer end are all had with right clamp arm 3, the accommodating is protruded into the interconnecting piece inner end Space and the ontology 1 are hinged, and being equipped between the front housing 11 or rear shell 12 or the front housing 11 and rear shell 12 makes the connection The perforation that portion protrudes into, the lower support arm 4 have the interconnecting piece connecting respectively with the left clamp arm 2 and right clamp arm 3 and are set to institute The supporting part of interconnecting piece lower end is stated, the interconnecting piece of the lower support arm 4 is with the left clamp arm 2 and the linkage of right clamp arm 3 so that described The clamping part of the left clamp arm 2 and right clamp arm 3 clamping electronics close to each other is set when supporting part is by the pushing of electronic equipment gravity Standby, in the ontology 1 or the left clamp arm 2, right clamp arm 3 and lower support arm 4 are any between the two equipped with elastic component or magnetic Property part, the elastic component or magnetic part have the work in its natural state resetting left clamp arm 2, right clamp arm 3 and lower support arm 4 Firmly, in its natural state, the supporting part of the left clamp arm 2, the clamping part of right clamp arm 3 and the lower support arm 4 is adjacent to institute 1 outside of ontology is stated to reduce the volume of the electronic device stand.Preferably, the lower part setting of the ontology 1 is at least partly held The groove of the supporting part of the lower support arm 4 is set in order to further decrease the volume of the electronic device stand.

In the present embodiment, the length-width ratio substantially 3 to 1 of the ontology 1 can be using button between front housing 11 and rear shell 12 It connects, can also be the connection types such as grafting, clamping or threaded connection, or be connected by screw in other embodiments Either the connection types such as bonding or use two kinds or the combination of the above connection type with increase bonding strength and guarantee it is internal respectively The stable transmission of component.

Referring to Fig. 1 and 2, the left clamp arm 2, right clamp arm 3 interconnecting piece be the tilting L shape knot being made of long slab and short slab The angle of cut of the length-width ratio of structure, long slab and short slab substantially 3-6:1, long slab and short slab be acute angle, substantially 60-90 °, the connection It is hinged by the first Coupling Shaft 5 between portion and the ontology 1, pass through between the interconnecting piece and the ontology 1 of the lower support arm 4 Second Coupling Shaft 6 is hinged, and the long slab is equipped with allocating slot 7, which extends to the junction of long slab and short slab and reversed to short slab Slightly curved folding is a bit of, the interconnecting piece integral type of the lower support arm 4 or it is split type be equipped with the pulling axis 8 protruded into the allocating slot 7, The rotation of lower support arm 4 is so that the pulling axis 8 stirs the left clamp arm 2, right clamp arm 3 moves；In other embodiments In, can also the interconnecting piece of the lower support arm 4 be equipped with pulling axis 8, the left clamp arm 2, right clamp arm 3 interconnecting piece be equipped with protrude into institute The pulling axis 8 in allocating slot 7 is stated, the rotation of lower support arm 4 is so that the pulling axis 8 drives the left clamp arm 2, right clamp arm 3 to transport It is dynamic.

In structure shown in Fig. 1 and 2, the left clamp arm 2 and the right clamp arm 3 are the portion of two independent no interaction relations Part, the ontology 1 is interior to be equipped with elastic component (not shown) in order to reset left clamp arm 2, right clamp arm 3 and lower support arm 4, wherein The elastic component includes the torsional spring set on the left clamp arm 2 and the hinged end of the ontology 1, and two of the torsional spring twist leg difference It is connect with the left clamp arm 2 with the ontology 1, the elastic component further includes set on the hinged of the right clamp arm 3 and the ontology 1 The torsional spring at end, two of the torsional spring twist leg and connect respectively with the right clamp arm 3 with the ontology 1, and/or, the elastic component Torsional spring including being set to the lower support arm 4 with the hinged end of the ontology 1, two of the torsional spring twist leg respectively with it is described under Support arm 4 is connect with the ontology 1.

Referring to Fig. 3, the left clamp arm 2, right clamp arm 3 are sequentially connected so that the left clamp arm 2, right clamp arm 3 can move synchronously, The elastic component can be provided only between left clamp arm 2 and the ontology 1 or be provided only on right clamp arm 3 and the ontology at this time Between 1.In Fig. 3, between the left clamp arm 2, right clamp arm 3 by tooth engagement be driven, the left clamp arm 2, right clamp arm 3 end only Equipped with intermeshing tooth is used for, specifically, two sizes of formation of the left clamp arm 2, the end integral type of right clamp arm 3 are identical Wheeled construction, be respectively provided with for intermeshing tooth on two wheeled constructions.In other embodiments, left clamp arm 2, right clamp arm 3 can be connected by link mechanism or be connected by rotating disc.Preferably, the interconnecting piece of the lower support arm 4 is fovea superior For bool in order to which main body can be contained in ontology 1, the supporting part of lower end exposes, overall structure is more small and exquisite.

Fig. 1 to 3 is participated in, there are two the lower support arm 4 tools, one of them connect with the left clamp arm 2, another and institute Right clamp arm 3 is stated to connect.Referring to fig. 4, the lower support arm 4 includes a supporting part and two interconnecting pieces hinged with supporting part, One of interconnecting piece and the left clamp arm 2 are hinged, another is hinged with the right clamp arm 3, specifically, in Fig. 4, the left folder Arm 2, right clamp arm 3 also respectively include upper and lower two, and the left clamp arm 2 of top and the right clamp arm 3 of lower section share an interconnecting piece, under The left clamp arm 2 of side and the right clamp arm 3 of top share an interconnecting piece, and two interconnecting piece centers are cut with scissors by same articulated shaft Connect, the left clamp arm 2 of lower section connect with an interconnecting piece of the lower support arm 4, the right clamp arm 3 of lower section with it is described under Another interconnecting piece of support arm 4 connects.

In other embodiments, the elastic component can also be to include set on ontology 1 and left clamp arm 2, right clamp arm 3 and lower branch Extension spring or compressed spring or elastic rubber band or elastic slice of the brace 4 between any one play needle.

Referring to Fig. 3, the left clamp arm 2, right clamp arm 3 interconnecting piece and the ontology 1 between by the first Coupling Shaft 5 cut with scissors It connects, hinged by third Coupling Shaft 9 between the interconnecting piece of the lower support arm 4 and the left clamp arm 2, right clamp arm 3, the ontology Elastic component is equipped in 1 in order to reset left clamp arm 2, right clamp arm 3, the left clamp arm 2, right clamp arm 3 and the lower support arm 4 it Between be equipped with elastic component in order to the relatively described left clamp arm 2 of the lower support arm 4, right clamp arm 3 reset.Wherein, the elastic component packet Include the torsional spring for being set to the left clamp arm 2 and the hinged end of the ontology 1, two of the torsional spring twist leg respectively with the left clamp arm 2 connect with the ontology 1, and/or, the elastic component includes the torsion set on the right clamp arm 3 and the hinged end of the ontology 1 Spring, two of the torsional spring twist leg and connect respectively with the right clamp arm 3 with the ontology 1, and/or, the elastic component includes setting Torsional spring in the hinged end of the left clamp arm 2 and/or right clamp arm 3 and the lower support arm 4, two of the torsional spring twist leg difference It is connect with the lower support arm 4 with the left clamp arm 2 and/or right clamp arm 3, in other embodiments, the elastic component may be used also To include extension spring set on ontology 1 and left clamp arm 2, right clamp arm 3 between any one or compressed spring or elastic skin Muscle or elastic slice or play needle and/or the elastic component include set on the left clamp arm 2, right clamp arm 3 any one with it is described under Extension spring or compressed spring or elastic rubber band or elastic slice or bullet needle between support arm 4.

In the present embodiment, in the longitudinal direction, the clamping end of the left clamp arm 2, the right clamp arm 3 clamping end, described The front end of the supporting part of lower support arm 4 convexes to form blocking inwardly, and 11 surface of front housing is set to relocatable cover 13, institute It states and is connected between front housing and cover 13 by elastic component or magnetic absorption member.It is preferred that the elastic component is set on the front housing and cover 13 Between spring or torsional spring, can be elastic slice such as V-arrangement elastic slice in other embodiments.It in other embodiments, can also be magnetic Property part, the opposite magnet of the magnetism of front housing 11 and cover 13 as described in being respectively arranged at two.

In the present embodiment, one of the front housing and cover 13 can be set that perforation or the slot not penetrated through, another sets Have the plug connector with grab, plug connector is inserted in the slot, the grab be stuck in side wall or the end face of the slot to prevent Only the front housing and cover 13 are detached from.

In the present embodiment, the rear shell 12 is equipped with the fixation for being fixed on the electronic device stand on one matrix Seat, wherein the fixing seat for clipping fixing seat or can be paste formula fixing seat or be magnetic-type fixing seat or be Sucking disk type fixing seat.

In the present embodiment, the left clamp arm 2, the clamping part of right clamp arm 3, the lower support arm 4 supporting part on be arranged There is silica gel sheath to form protection department in order to prevent from scratching electronic equipment when contacting with electronic equipment.

In the present embodiment, referring to Fig. 3, rigidity or elastic company can be set between described two lower support arms 4 Narrow bars 41 are so that the supporting part of described two lower support arms 4 is maintained at certain distance.

Embodiment of above can also be combined with each other in the absence of conflict.

Unquestionably, the present invention can have other to convert and retrofit, the specific structure being not limited to the above embodiments, Protection scope of the present invention should include those it would have been obvious for a person skilled in the art transformation or substitution and remodeling.

Claims (10)

1. electronic device stand, which is characterized in that ontology (1), left clamp arm (2), right clamp arm (3) and lower support including strip Arm (4), the ontology (1) include front housing (11) and rear shell (12), and the front housing (11) is fixedly connected with rear shell (12), before described Accommodating space is formed between shell (11) and rear shell (12), the left clamp arm (2) and right clamp arm (3) all have interconnecting piece and be set to institute The clamping part of interconnecting piece outer end is stated, the accommodating space and the ontology (1) are protruded into hingedly in the interconnecting piece inner end, the front housing (11) perforation for protruding into the interconnecting piece, the lower branch or are equipped between rear shell (12) or the front housing (11) and rear shell (12) Brace (4) has the interconnecting piece connecting respectively with the left clamp arm (2) and right clamp arm (3) and holding set on the interconnecting piece lower end Load portion, the interconnecting piece of the lower support arm (4) and the left clamp arm (2) and right clamp arm (3) link so that the supporting part is by electricity The clamping part of the left clamp arm (2) and right clamp arm (3) the clamping electronic equipment close to each other, described when sub- equipment gravity pushes In ontology (1) or the left clamp arm (2), right clamp arm (3) and lower support arm (4) are any between the two equipped with elastic component or magnetic Property part, the elastic component or magnetic part, which have, in its natural state answers left clamp arm (2), right clamp arm (3) and lower support arm (4) The active force of position.

2. electronic device stand according to claim 1, which is characterized in that the left clamp arm (2), right clamp arm (3) company Socket part is L shape, between the interconnecting piece and the ontology (1) hingedly by the first Coupling Shaft (5), the lower support arm (4) Between interconnecting piece and the ontology (1) by the second Coupling Shaft (6) hingedly, the left clamp arm (2), right clamp arm (3) interconnecting piece Equipped with allocating slot (7), the interconnecting piece of the lower support arm (4) is equipped with the pulling axis (8) protruded into the allocating slot (7), the lower support Arm (4) rotation is so that the pulling axis (8) drives the left clamp arm (2), right clamp arm (3) movement；Alternatively, the lower support arm (4) interconnecting piece be equipped with pulling axis (8), the left clamp arm (2), right clamp arm (3) interconnecting piece be equipped with protrude into the allocating slot (7) Pulling axis (8), lower support arm (4) rotation is so that the pulling axis (8) drives the left clamp arm (2), right clamp arm (3) fortune It is dynamic.

3. electronic device stand according to claim 2, which is characterized in that be equipped in the ontology (1) elastic component so as to In resetting left clamp arm (2), right clamp arm (3) and lower support arm (4), the elastic component includes being set to the left clamp arm (2) and institute The torsional spring of the hinged end of ontology (1) is stated, two of the torsional spring twist leg to be connected with the left clamp arm (2) and the ontology (1) respectively It connects, and/or, the elastic component includes the torsional spring of the hinged end set on the right clamp arm (3) and the ontology (1), the torsional spring Two twist leg and connect respectively with the right clamp arm (3) with the ontology (1), and/or, the elastic component include be set to it is described under The torsional spring of the hinged end of support arm (4) and the ontology (1), two of the torsional spring twist leg respectively with the lower support arm (4) It is connect with the ontology (1).

4. electronic device stand according to claim 2, which is characterized in that be equipped in the ontology (1) elastic component so as to In resetting left clamp arm (2), right clamp arm (3) and lower support arm (4), the elastic component includes being set to ontology (1) and left clamp arm (2), extension spring or compressed spring or elastic rubber band between any one of right clamp arm (3) and lower support arm (4) or Elastic slice plays needle.

5. electronic device stand according to claim 1, which is characterized in that the left clamp arm (2), right clamp arm (3) company Between socket part and the ontology (1) hingedly by the first Coupling Shaft (5), the interconnecting piece and the left folder of the lower support arm (4) It is hinged by third Coupling Shaft (7) between arm (2), right clamp arm (3).

6. electronic device stand according to claim 5, which is characterized in that be equipped in the ontology (1) elastic component so as to In resetting left clamp arm (2), right clamp arm (3), it is equipped between the left clamp arm (2), right clamp arm (3) and the lower support arm (4) Elastic component resets in order to the relatively described left clamp arm (2) of the lower support arm (4), right clamp arm (3), and the elastic component includes being set to The torsional spring of the hinged end of the left clamp arm (2) and the ontology (1), two of the torsional spring twist leg respectively with the left clamp arm (2) it is connect with the ontology (1), and/or, the elastic component includes set on the hinged of the right clamp arm (3) and the ontology (1) The torsional spring at end, two of the torsional spring twist leg and connect respectively with the right clamp arm (3) with the ontology (1), and/or, the bullet Property part include the hinged end set on the left clamp arm (2) and/or right clamp arm (3) and the lower support arm (4) torsional spring, the torsion Two of spring twist leg and connect respectively with the lower support arm (4) with the left clamp arm (2) and/or right clamp arm (3).

7. electronic device stand according to claim 6, which is characterized in that be equipped in the ontology (1) elastic component so as to In resetting left clamp arm (2), right clamp arm (3), it is equipped between the left clamp arm (2), right clamp arm (3) and the lower support arm (4) Elastic component resets in order to the relatively described left clamp arm (2) of the lower support arm (4), right clamp arm (3), and the elastic component includes being set to Ontology (1) and left clamp arm (2), right clamp arm (3) extension spring or compressed spring or elastic rubber band between any one or Person's elastic slice or play needle and/or the elastic component include set on the left clamp arm (2), right clamp arm (3) any one with it is described under Extension spring or compressed spring or elastic rubber band or elastic slice or bullet needle between support arm (4).

8. electronic device stand according to claim 1, which is characterized in that the left clamp arm (2), right clamp arm (3) transmission Connection is so that the left clamp arm (2), right clamp arm (3) can move synchronously.

9. electronic device stand according to claim 8, which is characterized in that between the left clamp arm (2), right clamp arm (3) Be driven by tooth engagement, the left clamp arm (2), right clamp arm (3) end be provided only with for intermeshing tooth.

10. electronic device stand according to claim 1, which is characterized in that in its natural state, the left clamp arm (2), The clamping part of right clamp arm (3) and the supporting part of the lower support arm (4) are adjacent on the outside of the ontology (1) to reduce the electronics The volume of equipment supporter；And/or in the longitudinal direction, the clamping of the clamping end of the left clamp arm (2), the right clamp arm (3) End, the lower support arm (4) the front end of supporting part convex to form blockings inwardly, front housing (11) surface is set on can float Cover (13), connect between the front housing and cover (13) by elastic component or magnetic absorption member；And/or the elastic component is to set Spring or torsional spring between the front housing and cover (13)；And/or one of the front housing and cover (13) are equipped with perforation or not The slot of perforation, another be equipped with the plug connector with grab, plug connector is inserted in the slot, and the grab is stuck in the slot Side wall or end face to prevent the front housing and cover (13) to be detached from；And/or the rear shell (12) is equipped with for by the electricity Sub- equipment supporter is fixed on the fixing seat on a matrix；And/or the fixing seat is clipping fixing seat or is that paste formula is solid Reservation is magnetic-type fixing seat or be sucking disk type fixing seat；And/or at least described left clamp arm (2), right clamp arm (3) The side surface that clamping part is contacted with electronic equipment is equipped with the protection department flexible for preventing from scratching electronic equipment, and/or, at least institute It states the side surface that the supporting part of lower support arm (4) is contacted with electronic equipment and is equipped with the protection flexible for preventing from scratching electronic equipment Portion；And/or the ontology (1) lower part setting at least partly accommodate the lower support arm (4) supporting part groove in order to Further decrease the volume of the electronic device stand；And/or the interconnecting piece of the lower support arm (4) is the bool of fovea superior； And/or there are two the lower support arm (4) tools, one of them connect with the left clamp arm (2), another and the right clamp arm (3) it connects；And/or rigidity or elastic connection strap is set so that described two between described two lower support arms (4) The supporting part of lower support arm (4) is maintained at certain distance.