The display bracket that the band load-bearing is regulated
Technical field:
The utility model relate to a kind of be built-in with load-bearing Regulation spring, height can be random positioned the display bracket regulated of band load-bearing, especially be fit in order to support all size liquid crystal display.
Background technique:
Chinese patent discloses a kind of display bracket of built-in hydraulic rod; The patent No. is CN201020696840.3; Its structure comprises the connecting head assembly of base assembly, supporting component and fixing display; Wherein supporting component comprises a support arm that contains hydraulic rod at least, and support arm comprises contiguous block, upper arm lid, underarm lid, rotating block and hydraulic rod; Be respectively equipped with two bearing pins on said contiguous block and the rotating block, upper arm lid and underarm lid are positioned at respectively on two bearing pins of contiguous block and rotating block, form quadratic crank mechanism; Hydraulic rod is placed between upper arm lid and the underarm lid, and it is positioned at upper arm near contiguous block one end axle and covers, and the other end is positioned on the regulating block through axle, and this regulating block is regulated bolt through one and is positioned on the rotating block.This structure through hydraulic rod directly axle be positioned at upper arm and cover, form directly and support, can reach better support angle and bigger holding strength, the regulating block of the mat hydraulic rod the other end again, the angle of regulator solution depression bar reaches better stressed effect in right amount.Because regulating block is regulated the pressure direction of direction and hydraulic rod, exists bigger angle poor, the surplus of adjusting is quite limited; Make that the display weight scope that is suspended on the support is quite limited; Poor compatibility, and support height is when regulating, and the display device angle can change at any time; Need regulate the angle of display device once more, operation is trouble relatively.
Summary of the invention:
The purpose of the utility model is that a kind of support arm of design is built-in with the display bracket that the big band load-bearing of Regulation spring, load-bearing regulation range is regulated; When its secondary objective promptly is the support height adjusting, can keep the display device angle constant.
The utility model technological scheme is achieved in that a kind of display bracket with the load-bearing adjusting, comprises the connecting head assembly of base assembly, supporting component and fixing display; Angle modulation rotating shaft in supporting component upper end and the connecting head assembly flexibly connects, and the rotating shaft base in lower end and the base assembly flexibly connects, and it is characterized in that supporting component comprises outer tube sleeve, bourdon tube and adjusting screw rod; Bourdon tube is built-in with a spring, conflicts in the bourdon tube end in this spring lower end, conflicts on a nut in the upper end; Described adjusting screw rod penetrates from the bourdon tube underpart, and the thread section of adjusting screw rod end is screwed on the described nut, and the adjusting screw rod head is conflicted on described rotating shaft base; The be slidingly located in outside of bourdon tube of described outer tube sleeve, bourdon tube can be done slip in outer tube sleeve; Be provided with a support link between said bourdon tube underpart and described rotating shaft base, these support link two ends are positioned on bourdon tube and the rotating shaft base through bearing pin respectively; Supporting component flexibly connects by said outer tube sleeve upper end portion and described angle modulation rotating shaft, and outer tube sleeve underpart and described rotating shaft base flexibly connect.This structure by bourdon tube and adjusting screw rod, support link, and rotating shaft base form the length of side and the stressed can regulate of three-support structure, especially bourdon tube and adjusting screw rod combination, reach the display device of support broad weight range.
Said connecting head assembly includes angle modulation rotating shaft, arc connector and in order to the connecting plate of fixing display; The angle modulation rotating shaft is divided into left and right sides two-semiaxle, and on the two-semiaxle surface of contact, is respectively equipped with arc half groove, and left and right sides two-semiaxle is filled the span of a man's arms and formed the adjustable curve bath of a slot pitch; Said angle modulation rotating shaft is movably set on the axle bed of said outer tube sleeve upper end portion; Arc connector has an arched arm and a fastener, and arched arm is folded in the curve bath of angle modulation rotating shaft, and fastener is used for fixing connecting plate, forms detachable fixed structure; Be provided with a drive link between said angle modulation rotating shaft and bourdon tube upper end portion.When height of display is regulated,, can keep the angle of the relative horizontal plane of display device constant because the position change of the relative outer sleeve of bourdon tube drives the angle modulation rotating shaft by drive link and rotates synchronously.
Also be provided with a threaded sleeve between said angle modulation rotating shaft and outer sleeve, this threaded sleeve is located with outer sleeve mutually; Be installed with a jackscrew on the said threaded sleeve, conflict in the angle modulation rotating shaft in the end of this jackscrew, regulate the slot pitch of curve bath by the degree of tightness of this jackscrew.Make when regulating the pitching angle of display device, convenient.
Said fastener bottom has the triangle inserted sheet, and top is provided with an inclined-plane salient point; Described connecting plate comprises base plate, revolving part and cover plate, and the revolving part activity orientation is between cover plate and base plate, and relative cover plate of revolving part ability and base plate are done rotation; Revolving part is provided with one and supplies said fastener triangle inserted sheet to insert the catching groove of location, and the catching groove upper end is extended with an elastic collet, offers on this elastic collet and the corresponding snap close of fastener inclined-plane salient point; The revolving part catching groove inserts from fastener triangle inserted sheet top and puts in place, and the snap close of elastic collet slips on the fastener inclined-plane salient point just, forms locking relation.Have only the locking plate people of working as for making its distortion, snap close breaks away from the inclined-plane salient point, and display device can take out toward the top together with connecting plate, changes very convenient.
Said outer tube sleeve underpart and described rotating shaft base flexibly connect and refer to the outer tube sleeve underpart and pass through a running shaft activity orientation with rotating shaft base; Described running shaft has a through hole perpendicular to the medial axis, and described adjusting screw rod passes this through hole, and the adjusting screw rod head is conflicted on described running shaft; Said adjusting screw rod head extends to outside the overcoat pipe end, and on the adjusting screw rod head end, establishes fluting, perhaps is fixed with butterfly handle.Bearing power by screw-driver or direct manual adjustment support arm.
Be provided with a drive link between said angle modulation rotating shaft and bourdon tube upper end portion and be meant that the drive link two ends are positioned at the bourdon tube upper end portion respectively and reconcile in the rotating shaft through bearing pin respectively; The left and right sides semiaxis surface of contact of angle modulation rotating shaft end offers the axle eye respectively, and described bearing pin two ends are plugged in the axle intraocular location of two-semiaxle.
The travel range of the corresponding said nut of said outer tube sleeve and bourdon tube offers a viewing window; Be provided with corresponding weight scale at the outer tube sleeve edge, and on viewing window, be embedded with a transparent picture.When regulating load-bearing, reference range is intuitively arranged, so that can be transferred to suitable scope rapidly.
The utility model support arm adopts the cooperation of outer sleeve, bourdon tube and adjusting screw rod, make that adjustable support power is convenient, and regulation range is big, and then improves the scope of load-bearing, and the display device that satisfies Different Weight uses; In addition, when height of display is regulated, by bourdon tube flexible with the connecting head assembly in the angle modulation rotating shaft synchronous, can keep the angle of display device and horizontal plane constant; Moreover the design proposal of connecting plate, make that also more switching display is very convenient.
Description of drawings:
Below in conjunction with concrete legend the utility model is further specified:
Fig. 1 display bracket perspective exploded view
Fig. 2 display bracket schematic perspective view
Fig. 3 display bracket generalized section
Fig. 4 Fig. 3 A-A generalized section
Fig. 5 Fig. 3 B-B generalized section
Fig. 6 connecting head assembly perspective exploded view
Wherein
1-connecting head assembly 11-angle modulation rotating shaft 111-semiaxis 112-arc half groove
113-threaded sleeve 114-jackscrew 12-arc connector 121-arched arm
122-fastener 123-triangle inserted sheet 124-inclined-plane salient point 13-connecting plate
131-base plate 132-revolving part 133-cover plate 134-catching groove
135-elastic collet 136-snap close
2-supporting component 21-outer tube sleeve 211-axle bed 22-bourdon tube
221-spring 222-nut 23-adjusting screw rod 24-support link
25-viewing window 26-transparent picture 27-drive link
3-base assembly 31-rotating shaft base 32-anchor clamps 33-extension arm
34-running shaft 4-bearing pin
Embodiment:
Referring to figs. 1 through Fig. 4, be with the display bracket of load-bearing adjusting, comprise the connecting head assembly 1 of base assembly 3, supporting component 2 and fixing display; Base assembly 3 comprises a rotating shaft base 31 and a fixed base at least, and described fixed base can be a kind of balancing weight, can directly place in the plane; On desktop and table top, avoid display device to topple over, also can be like the anchor clamps 32 among the figure; Utilize these anchor clamps 32 to be fixed on the mounting article; Also can between fixed base and rotating shaft base 31, perhaps also can add an extension arm 33 between anchor clamps 32 and the rotating shaft base 31 according to design demand, with the height of raising support and the scope of rotation.Said connecting head assembly 1 includes angle modulation rotating shaft 11, arc connector 12 and in order to the connecting plate 13 of fixing display.
Supporting component 2 comprises outer tube sleeve 21, bourdon tube 22 and adjusting screw rod 23; The be slidingly located in outside of bourdon tube 22 of described outer tube sleeve 21, bourdon tube 22 can be done slip in outer tube sleeve 21.For the ease of processing and assembling, outer tube sleeve 21 all adopts the two half hitches structure with bourdon tube 22, and also promptly being filled the span of a man's arms by left and right sides two halves forms; Bourdon tube 22 is built-in with a spring 221, conflicts in bourdon tube 22 ends in these spring 221 lower ends, conflicts on a nut 222 in the upper end; Described adjusting screw rod 23 penetrates from bourdon tube 22 underparts, and the thread section of adjusting screw rod 23 ends is screwed on the described nut 222; Described outer tube sleeve 21 underparts and rotating shaft base 31 are through a running shaft 34 activity orientation; Described running shaft 34 has a through hole perpendicular to the medial axis, and described adjusting screw rod 23 passes this through hole, and adjusting screw rod 23 heads are conflicted on described running shaft 34; Said adjusting screw rod 23 heads extend to outside outer sleeve 21 ends, and on adjusting screw rod 23 head end, establish fluting, so that regulate by screw-driver, perhaps are fixed with butterfly handle, can directly regulate operation.In addition, the travel range of outer tube sleeve 21 and bourdon tube 22 corresponding said nuts 222 offers a viewing window 25; Be provided with corresponding weight scale at outer tube sleeve 21 edges, and on viewing window 25, be embedded with a transparent picture 26.The weight of the corresponding display device of described weight scale.
In this structure, adjusting screw rod 23 adjustment stroke are big, and the elastic force of spring 221 is regulated more direct, and the elastic force adjustable extent is big, so that bear wider display weight, compatibility is higher.
31 of said bourdon tube 22 underparts and described rotating shaft bases are provided with a support link 24; These support link 24 two ends are positioned on bourdon tube 22 and the rotating shaft base 31 through bearing pin 4 respectively; Formation also is the support of external pipe box 21 to the stressed supporting effect of bourdon tube 22.The elasticity of adjustment adjusting screw rod 23, its drive nut 222 moves, and makes spring 221 elastic forces change, to regulate load-bearing; And when supporting component 2 during toward lower swing, spring 221 suffers oppression relatively, can produce bigger elastic force, adapts to the bigger weight component of supporting component 2 because of bottom generation automatically.Supporting component 24 flexibly connects by said outer tube sleeve 21 upper end portions and described angle modulation rotating shaft 11, and outer tube sleeve 21 underparts and described rotating shaft base 31 flexibly connect.
With reference to Fig. 5 and Fig. 6, connecting head assembly 1 includes angle modulation rotating shaft 11, arc connector 12 and connecting plate 13; Angle modulation rotating shaft 11 is divided into left and right sides two-semiaxle 111; And on two-semiaxle 111 surface of contact, be respectively equipped with arc half groove 112; Left and right sides two-semiaxle 111 is filled the span of a man's arms and is formed the adjustable curve bath of a slot pitch, embraces arc connector 12 by this curve bath, on the arched arm 121 of embracing arc connector 12 of saying so exactly; Slightly unclamp the slot pitch of curve bath, can carry out the adjusting of display device pitching angle.Arc connector 12 has an arched arm 121 and a fastener 122, and arched arm 121 is folded in the curve bath of angle modulation rotating shaft 11, and fastener 122 is used for fixing connecting plate 13, forms detachable fixed structure.
In conjunction with Fig. 1 and Fig. 3, said angle modulation rotating shaft 11 is movably set on the axle bed 211 of said outer tube sleeve 21 upper end portions; Being provided with a drive link 27 between said angle modulation rotating shaft 11 and bourdon tube 22 upper end portions, also is that drive link 27 two ends are positioned at respectively in bourdon tube 22 upper end portions and the angle modulation rotating shaft 11 through bearing pin 4 respectively; Left and right sides semiaxis 111 surface of contact of angle modulation rotating shaft 11 ends offer the axle eye respectively, and described bearing pin 4 two ends are plugged in the axle intraocular location of two-semiaxle 111.The effect of drive link 27 is: the telescopic variation of bourdon tube 22; Can make angle modulation rotating shaft 11 produce rotation synchronously through drive link 27; When doing the upper-lower position adjusting to satisfy supporting component 2; Remaining constantly in order to the angle of the connecting plate of fixing display 13 and horizontal plane, also is that the angle of display device does not change because of up-down adjustment.In addition, 21 of said angle modulation rotating shaft 11 and outer sleeves also are provided with a threaded sleeve 113, and this threaded sleeve 113 is located with outer sleeve 21 mutually, and the location is that purpose is not allow threaded sleeve 113 to rotate; Be installed with a jackscrew 114 on the said threaded sleeve 113; Conflict in angle modulation rotating shaft 11 in the end of this jackscrew 114; Regulate the slot pitch of curve bath by the degree of tightness of this jackscrew 114; Also promptly regulate the slot pitch of two arcs, half groove 112, reach the purpose of the arched arm 121 of holding arc connector 12 tightly, so that regulate the luffing angle of display device.
Fig. 3 and Fig. 6 for another example, fastener 122 bottoms have triangle inserted sheet 123, and top is provided with an inclined-plane salient point 124; Described connecting plate 13 comprises base plate 131, revolving part 132 and cover plate 133, and revolving part 132 activity orientation are between cover plate 133 and base plate 131, and revolving part 132 cover plate 133 is relatively done rotation with base plate 131; Revolving part 132 is provided with one and supplies said fastener triangle inserted sheet 123 to insert the catching groove 134 of location, and catching groove 134 upper ends are extended with an elastic collet 135, offers the snap close 136 corresponding with fastener inclined-plane salient point 124 on this elastic collet 135; The catching groove 134 of revolving part inserts from triangle inserted sheet 123 tops of fastener and puts in place, and the snap close 136 of elastic collet slips on the inclined-plane salient point 124 of fastener just, forms locking relation.During use, the connecting plate 13 in the connecting head assembly 1 can take off, and is convenient to connecting plate 13 is fixed on the display device back, then inserts in the triangle inserted sheet 123 of fastener 122 by the catching groove on the revolving part 132 134, forms the location; In the time will taking off, only need swing elastic collet 135, make snap close 136 disengaging inclined-plane salient points 124, up mention display device and get final product.And in the time will adjusting the angle of display device, only needing direct rotating display device, the feasible cover plate 133 that fixes with display device produces rotation with base plate 131 relative revolving parts 132 and gets final product.