CN211742630U - Hand-operated lifting keyboard support - Google Patents
Hand-operated lifting keyboard support Download PDFInfo
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- CN211742630U CN211742630U CN202020008373.4U CN202020008373U CN211742630U CN 211742630 U CN211742630 U CN 211742630U CN 202020008373 U CN202020008373 U CN 202020008373U CN 211742630 U CN211742630 U CN 211742630U
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Abstract
The hand-operated lifting type keyboard support has the advantages that the right foot component and the left foot component have the same structure, the left foot component comprises a left foot and an inner sleeve, and the inner sleeve is inserted into the outer sleeve; the beam assembly comprises a fixed plate, at least two parallel cross rods and a bracket assembly, wherein two ends of each cross rod are fixed by the fixed plate and are fixed on the left foot assembly and the right foot assembly; the clamping block assembly comprises an upper clamping block and a lower clamping block, an upper through hole is formed in the upper clamping block, a lower through hole is formed in the lower clamping block, one cross rod penetrates through the lower through hole of the clamping block assembly, and the telescopic rod assembly penetrates through the upper through hole; the hand-operated lifter assembly comprises two hand-operated lifters, main bodies of the two hand-operated lifters are respectively fixed on inner sleeves of the left foot assembly and the right foot assembly, lifting columns of the two hand-operated lifters are respectively fixed on outer sleeves of the left foot assembly and the right foot assembly, transmission mechanisms of the two hand-operated lifters are linked through transmission assemblies, one hand-operated lifter is driven by a hand-operated rod, and the other hand-operated lifter is rotated through the transmission assemblies.
Description
Technical Field
The utility model relates to a keyboard support especially relates to a keyboard support that can hand lift.
Background
Most of existing keyboard supports adopt Z-shaped supports, although the existing keyboard supports have the advantages of being detachable, convenient to carry, adjustable in height and the like, the existing keyboard supports adopt bolts to adjust the height of the Z-shaped supports, not only are labor wasted, but also the supports are unstable due to the fact that the height of the upper supports from the ground is increased, and particularly when musical instruments such as pianos are placed on the supports, the supports are prone to shaking.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art not enough and provide a hand over-and-under type keyboard support, make its convenient adjustment support height.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
the hand-operated lifting keyboard support comprises a left foot component, a right foot component, a cross beam component, a clamping block component, a bracket component and a hand-operated lifter component;
the right foot component and the left foot component have the same structure, the left foot component comprises a left support leg and an inner sleeve, and the inner sleeve is inserted into the outer sleeve;
the beam assembly comprises a fixed plate, at least two parallel cross rods and a bracket assembly, and two ends of each cross rod are fixed by the fixed plate and are fixed on the left foot assembly and the right foot assembly respectively;
the clamping block assembly comprises an upper clamping block and a lower clamping block, an upper through hole allowing the bracket assembly to pass through is formed in the upper clamping block, a lower through hole allowing the cross rod to pass through is formed in the lower clamping block, one cross rod penetrates through the lower through hole of the clamping block assembly, and the telescopic rod assembly penetrates through the upper through hole;
the hand-operated lifter component comprises two hand-operated lifters, the main bodies of the two hand-operated lifters are respectively fixed on the inner sleeves of the left foot component and the right foot component, the lifting columns of the two hand-operated lifters are respectively fixed on the outer sleeves of the left foot component and the right foot component, the two hand-operated lifters are linked through the transmission component between the transmission mechanisms, one hand-operated lifter is driven by a hand-operated rod, the hand-operated rod can enable the inner sleeves to lift on the outer sleeves through the hand-operated lifters, the other hand-operated lifter is enabled to rotate through the transmission component, the two hand-operated lifters can synchronously act, and therefore the whole left foot component and the right foot component can lift simultaneously.
Preferably, the left leg comprises a casing with a base vertically connected to the base, such casing being more stable.
Preferably, the left support plate is arranged on the upper portion of the inner sleeve of the left foot assembly, the right support plate is arranged on the upper portion of the inner sleeve of the right foot assembly, the main bodies of the two hand-operated lifters are fixed to the left support plate of the left foot assembly and the right support plate of the right foot assembly respectively, and the lifting columns of the two hand-operated lifters are fixed to the bottom of the outer sleeves of the left foot assembly and the right foot assembly respectively, so that the installation is more convenient and stable.
Preferably, the cover plate is further arranged and is respectively placed above the left side and the right side of the beam assembly and is respectively fixed with the left support plate and the right support plate, and therefore the fixing is firmer.
Preferably, the clamp block assembly further comprises a knob, and a knob rod of the knob penetrates into the lower through hole, so that the position of the clamp block assembly can be fixed through the knob, and the position of the bracket assembly is fixed.
Preferably, the upper clamping block and the lower clamping plate are connected in a rotatable mode up and down, so that the upper clamping block can rotate around the lower clamping block, the bracket assembly connected to the upper clamping block rotates, and the using direction can be adjusted conveniently.
Preferably, the bracket assembly is a telescopic bracket assembly, so that the length of the bracket assembly can be changed along with the width of a user such as an electronic organ, and the bracket assembly is better adapted to the use environment.
Preferably, the transmission assembly is a telescopic transmission rod, so that the installation is convenient.
Preferably, the crossbar is further provided with bracket arms for receiving the bracket assemblies, thus preventing wear of the crossbar.
Preferably, a sliding block is arranged between the outer sleeve and the inner sleeve, so that the lifting is smoother.
Preferably, the upper part and the lower part of the inner sleeve are both provided with sliding blocks, so that the lifting is more stable and smooth.
Compared with the prior art, the utility model discloses because make the high while of left foot subassembly, right foot subassembly go up and down through hand riser to make the beam assembly can go up and down, consequently, the altitude mixture control of keyboard support is very convenient, laborsaving.
Drawings
Fig. 1 is a schematic perspective view of a hand-operated lifting keyboard support according to an embodiment of the present invention.
Fig. 2 is an exploded schematic view of the hand-operated lifting keyboard support according to the embodiment of the present invention.
Fig. 3 is the utility model discloses a hand over-and-under type keyboard support beam assembly's decomposition structure sketch map.
Fig. 4 is an exploded schematic view of the hand-operated lifting keyboard support clamping block assembly according to the embodiment of the present invention.
Fig. 5 is an exploded view of the left foot assembly of the hand-operated lifting keyboard support according to the embodiment of the present invention.
Fig. 6 is an exploded view of the transmission rod assembly of the hand-operated lifting keyboard stand according to the embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
As shown in fig. 1 to 6, the hand-operated lifting keyboard support comprises a left foot component 1, a right foot component 2, a beam component 3, a clamping block component 4, a telescopic bracket component 5 and a hand-operated lifter component 10.
The beam assembly 3 comprises a fixing plate 31, a plug 32, two parallel cross bars 33, a left telescopic rod assembly 12, a right telescopic rod assembly 17, a baffle 13, a rear cover 14, a bracket arm 15 and a bracket arm sleeve 16.
In this embodiment, two cross bars 33 are used, and the number of cross bars 33 can be increased if necessary.
The plugs 32 are respectively arranged at two ends of two cross rods 33 and locked by cross pan head screws 18 and cross countersunk head screws 19, and the fixing plates 31 are respectively locked on the plugs 32 at each side through socket head cap screws 20.
The two parallel cross bars 33 are further provided with two telescopic bracket assemblies 5, in this embodiment, for convenience of description, the two telescopic bracket assemblies 5 are referred to as a left telescopic bracket assembly 5 and a right telescopic bracket assembly 5 in the view direction, the left telescopic bracket assembly 5 and the right telescopic bracket assembly 5 have the same structure, and include a telescopic rod assembly 12 and a bracket arm 15, the telescopic rod assembly 12 can be telescopic in the bracket arm 15 and is limited by a bead (not shown in the figure) between the two, and therefore, the telescopic structure is common and will not be described in detail herein.
The left telescopic rod assembly 12 is sleeved with a baffle 13, and the baffle 13 can block the articles to be used and prevent the articles from falling off the rack.
The number of the telescopic bracket component 5 can be increased according to the length of the cross bar so as to better support the articles such as electronic organ.
The other crossbar 33 is fitted over a bracket arm socket 16 which supports the bracket arm 15 to prevent direct friction between the bracket arm 16 and the crossbar 33.
The left foot component 1 and the right foot component 2 have the same structure, and comprise an inner sleeve 111, an outer sleeve 112, a sliding block III113, a sliding block II114, a sliding block I115, a reinforcing strip 117 and a cover plate 124.
The upper part of the inner sleeve 111 is provided with a supporting plate 128, the inner sleeve 111 is inserted into the outer sleeve 112, the upper and lower outer sides of the inner sleeve are provided with a sliding block III113, a sliding block II114 and a sliding block I115, and the inner sleeve can slide from the outer sleeve 112 through the sliding blocks.
The three-way hand-operated lifter 10 and the fixture block 119 are connected through the hexagon socket round head screw 122 and then are mounted on the support plate 128 of the inner sleeve 111, the three-way hand-operated lifter 10 is locked on the support plate 128 through the hexagon socket round head screw 127, and the lower part of the telescopic rod 101 of the three-way hand-operated lifter 10 is fixed on the bottom of the outer sleeve 112 through the screw 121. Thus, the inner sleeve 111 is driven to lift from the outer sleeve 112 by the lifting of the three-way hand-operated lifter 10, so that the beam assembly 3 is driven to lift.
The two reinforcing bars 117 are fitted over the posts 129 of the support plate 128 of the inner sleeve 111 through holes formed therein and fixed to the support plate 128 by screws 126, the left end of the cross member assembly 3 is placed on the two reinforcing bars 117, the cover plate 124 is placed over the left end of the cross member assembly 3, and is fixed to the posts 129 by hexagonal flat round head screws 125.
To better support the outer sleeve 112 and prevent the outer sleeve 112 from being worn, two ends of the bottom edge of the outer sleeve 112 are provided with foot pads 116 and are locked by hexagon socket head flat round head screws 137.
Similarly, the right end of the cross member assembly 3 is mounted to the right foot assembly 2 as is the left end, and will not be described in detail.
The clamping block assembly 4 comprises an upper clamping block 45, a lower clamping block 44 and a knob 40, wherein an upper through hole 451 allowing the telescopic rod assembly to pass through is formed in the upper clamping block 45, a lower through hole 441 allowing the cross rod to pass through is formed in the lower clamping block 44, the upper clamping block 45 is fixed on the lower clamping block 44, and a button rod of the knob 40 penetrates into the lower through hole 441; in this embodiment, the top of the upper clamping block 45 is adhered with an upper sheet 49, the lower part is sleeved with a top ring 47, a pressing sheet 48 is placed at the bottom 45 of the upper clamping block 45 and limited by the bottom, a cross countersunk head screw 41 passes through the pressing sheet 48, the bottom of the upper clamping block 45 and is locked with the upper part of the lower clamping block 44, and the lower part of the lower clamping block 44 is sleeved with a lower ring 46 and fixed on the lower clamping block 44 by a knob 40. The upper clamping block 45 and the lower clamping block 44 are vertically limited through the pressing sheet 48, so that the upper clamping block 45 and the lower clamping block 44 can rotate.
The cross bar 33 is arranged in the lower through hole 451 of the upper clamping block 45 of the clamping block assembly 4, and the telescopic bracket assembly is arranged in the upper through hole 441.
Hand riser subassembly is including installing two three-dimensional hand risers 10, the dowel steel subassembly 6 in controlling both sides, and 6 one ends of dowel steel subassembly are inserted in the transmission hole of the three-dimensional hand riser 10 of left foot subassembly 1, and 6 other ends of dowel steel subassembly are inserted in the transmission hole of the three-dimensional hand riser 10 of right foot subassembly 2, insert hexagonal rod hand crank 108 in the jack 102 of right side hand riser 10, the three-dimensional hand riser 10 on right side can be along with left three-dimensional hand riser 10 synchronization action like this, therefore, available hexagonal rod hand crank 108 drive hand riser 10 makes left foot subassembly 1 and right foot subassembly 2 go up and down. In this embodiment, dowel steel subassembly 6 adopts telescopic dowel steel subassembly, and it includes interlude 63 and the flexible section 61 on two limits about, sets up draw-in groove 611 in the flexible section, can shrink earlier during the installation about the flexible section on two limits, then stretch out after stretching the flexible section about dowel steel subassembly 6, until seeing draw-in groove 611 on two draw-in grooves back with split ring 7 chucking dowel steel subassemblies 6, make it can not stretch out and draw back, assemble easily like this.
The three-way hand-operated lifter 10 is a three-way hand-operated lifter manufactured by metal products limited of Youka, Fushan, with model number B026-T6.
Claims (10)
1. Hand over-and-under type keyboard support, its characterized in that: the hand-operated lifting device comprises a left foot component, a right foot component, a beam component, a clamping block component, a bracket component and a hand-operated lifter component;
the right foot component and the left foot component have the same structure, the left foot component comprises a left support leg and an inner sleeve, and the inner sleeve is inserted into the outer sleeve;
the beam assembly comprises a fixed plate, at least two parallel cross rods and a bracket assembly, and two ends of each cross rod are fixed by the fixed plate and are fixed on the left foot assembly and the right foot assembly respectively;
the clamping block assembly comprises an upper clamping block and a lower clamping block, an upper through hole allowing the bracket assembly to pass through is formed in the upper clamping block, a lower through hole allowing the cross rod to pass through is formed in the lower clamping block, one cross rod penetrates through the lower through hole of the clamping block assembly, and the telescopic rod assembly penetrates through the upper through hole;
the hand-operated lifter component comprises two hand-operated lifters, the main bodies of the two hand-operated lifters are respectively fixed on the inner sleeves of the left foot component and the right foot component, the lifting columns of the two hand-operated lifters are respectively fixed on the outer sleeves of the left foot component and the right foot component, the two hand-operated lifters are linked through the transmission component between the transmission mechanisms, one hand-operated lifter is driven by a hand-operated rod, the hand-operated rod can enable the inner sleeves to lift on the outer sleeves through the hand-operated lifters, the other hand-operated lifter is enabled to rotate through the transmission component, the two hand-operated lifters can synchronously act, and therefore the whole left foot component and the right foot component can lift simultaneously.
2. The hand cranking elevating keyboard stand of claim 1, wherein: the left support leg comprises a base and an outer sleeve vertically connected with the base.
3. The hand cranking elevating keyboard stand according to claim 1 or 2, wherein: the left foot subassembly the endotheca upper portion set up the left branch fagging, and the endotheca upper portion of right foot subassembly sets up the right branch fagging, and the main part of two hand risers is fixed respectively on the left branch fagging of left foot subassembly and the right branch fagging of right foot subassembly, and the lift post of two hand risers is fixed respectively on the bottom of the overcoat of left foot subassembly and right foot subassembly.
4. The hand cranking elevating keyboard stand of claim 3, wherein: still set up the apron, the apron is placed respectively in crossbeam subassembly upper left and right sides to it is fixed with left branch fagging, right branch fagging respectively.
5. The hand cranking elevating keyboard stand according to claim 1 or 2, wherein: the clamping block assembly further comprises a knob, and a knob rod of the knob penetrates into the lower through hole.
6. The hand cranking elevating keyboard stand according to claim 1 or 2, wherein: the upper clamping block is rotatably connected with the lower clamping plate up and down.
7. The hand cranking elevating keyboard stand according to claim 1 or 2, wherein: the bracket assembly is a telescoping bracket assembly.
8. The hand cranking elevating keyboard stand according to claim 1 or 2, wherein: the transmission component is a telescopic transmission rod.
9. The hand cranking elevating keyboard stand according to claim 1 or 2, wherein: and a bracket arm is also arranged on the cross bar.
10. The hand cranking elevating keyboard stand according to claim 1 or 2, wherein: and a sliding block is arranged between the outer sleeve and the inner sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020008373.4U CN211742630U (en) | 2020-01-03 | 2020-01-03 | Hand-operated lifting keyboard support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020008373.4U CN211742630U (en) | 2020-01-03 | 2020-01-03 | Hand-operated lifting keyboard support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211742630U true CN211742630U (en) | 2020-10-23 |
Family
ID=72867575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020008373.4U Active CN211742630U (en) | 2020-01-03 | 2020-01-03 | Hand-operated lifting keyboard support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211742630U (en) |
-
2020
- 2020-01-03 CN CN202020008373.4U patent/CN211742630U/en active Active
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