CN207885985U - Revolving chair tray gear locking device - Google Patents
Revolving chair tray gear locking device Download PDFInfo
- Publication number
- CN207885985U CN207885985U CN201720698532.6U CN201720698532U CN207885985U CN 207885985 U CN207885985 U CN 207885985U CN 201720698532 U CN201720698532 U CN 201720698532U CN 207885985 U CN207885985 U CN 207885985U
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- China
- Prior art keywords
- plate
- gear piece
- gear
- revolving chair
- pedestal
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model is related to a kind of Revolving chair trays, more particularly, to a kind of Revolving chair tray gear locking device.Its Revolving chair tray for mainly solving present in the prior art can not be locked effectively in wraping plate activity, and adjustable range is smaller, the more complicated technical problem waited of operation.The utility model includes pedestal（1）, the pedestal（1）It is hinged with wraping plate（2）, the both sides of wraping plate are respectively equipped with left gear piece（3）, right gear piece（4）, pedestal（1）It wears and is connected to adjusting rod（5）, adjusting rod passes through pull rod（6）, adjust torsional spring（7）It is connected with control block（8）, control block has been respectively articulated with rotatable left locking plate（9）, right lock sheet（10）, left gear piece, right gear piece list are provided with the slot of pluggable left locking plate, right lock sheet（11）.
Description
Technical field
The utility model is related to a kind of Revolving chair trays, more particularly, to a kind of Revolving chair tray gear locking device.
Background technology
Currently known Revolving chair tray is made of top tray, subiculum fine strain of millet, fulcrum and spring assembly parts, top tray with turn
After chair seat back is fixed, swivel chair can make appropriate pitching around fulcrum, user can be made to have comfort.Chinese patent discloses one
Kind pallet（Authorization Notice No.：CN 2587252Y）, include mainly bottom plate, sliding seat, conical pipe and regulating device, sliding seat
It is fixedly connected on bottom plate, one piece of Taper Pipe fixed plate, Taper Pipe fixed plate and sliding seat and taper are equipped in the other side of sliding seat
It is in be fixedly connected between pipe；Regulating device includes adjusting rod, adjustable plate, torsional spring, torsional spring fixed plate, and adjusting rod is interspersed in activity
In seat, adjustable plate is fixedly connected on adjusting rod and is inserted on one end in sliding seat, and the one side of adjustable plate contacts air pressure rod, another side
It is connect with torsional spring；Spin-ended of adjustable plate is equipped on the another side of adjustable plate；Sliding seat is riveted on bottom plate with rivet, in work
Conical pipe is welded in the middle position of dynamic seat, and all around the home on rivet, one end of torsional spring is fixed on torsional spring for torsional spring and torsional spring fixed plate
In fixed plate, there are one the convex bubbles of adjustable plate on adjustable plate；Pallet is equipped with a retaining mechanism, and retaining mechanism includes mainly fixing
Block, rivet, adjusting rod, roller mount, idler wheel, roller pin, adjusting set, rivet, adjusting bolt, compression spring, fixed seat, brake(-holder) block, steel
Set, locking nut；Fixed block is fixedly connected in sliding seat, and end activity penetrates rivet, and one end activity of brake(-holder) block is fixed
In the center of rivet, the other end of brake(-holder) block is equipped with long waist shaped hole, adjusting bolt is penetrated in hole, one end of adjusting bolt is screwed with
Locking nut, and it is installed with steel bushing, the one side activity cooperation of steel bushing outer surface and fixed seat, fixed seat is fixedly connected on bottom plate
On, fixed seat another side is fixedly connected with adjusting set, coordinates compression spring, compression spring to be wound on adjusting bolt in the medial gap of fixed seat
On, the end face top pressure idler wheel of adjusting bolt, idler wheel is riveted on roller pin in roller mount, and the side of roller mount penetrates rivet, with
Adjusting set is flexibly connected；Adjusting rod is welded on the inside of the other end of roller mount.But this Revolving chair tray is in wraping plate activity
Shi Wufa is effectively locked, and adjustable range is smaller, and operation is more complicated.
Utility model content
The utility model is to provide a kind of Revolving chair tray gear locking device, mainly solves present in the prior art
Revolving chair tray can not be locked effectively in wraping plate activity, and adjustable range is smaller, the more complicated skill waited of operation
Art problem.
The above-mentioned technical problem of the utility model is mainly to be addressed by following technical proposals：
The Revolving chair tray gear locking device of the utility model, including pedestal, the pedestal are hinged with wraping plate, wraping plate
Both sides are respectively equipped with left gear piece, right gear piece, and pedestal, which is worn, is connected to adjusting rod, and adjusting rod is connected with by pull rod, adjusting torsional spring
Control block, control block have been respectively articulated with rotatable left locking plate, right lock sheet, and left gear piece, right gear piece list are provided with and can insert
Enter the slot of left locking plate, right lock sheet.After pulling pull rod, pull rod can pull control block by adjusting torsional spring, and control block can
To drive left locking plate, the rotation of right lock sheet simultaneously, so as to be inserted into or deviate from the slot of left locking plate, right lock sheet
Interior, such wraping plate can lock or freely activity.
Preferably, the both sides of the pedestal are designed with concave groove, left gear piece, right gear piece are fixed in concave groove,
Left gear piece, right gear on piece slot be 2 or more.Slot is multiple, and wraping plate can be locked to different positions.
Preferably, the left locking plate and right lock sheet are fixed on by left pressing plate and right pressing plate on wraping plate respectively.This
Sample assembly is more convenient.
Preferably, the control block is Y-shaped, two bifurcateds of upper part are respectively articulated with left locking plate, right lock sheet,
The card slot that connection adjusts torsional spring is provided in the middle part of control block.After control block moves up and down, left locking plate, right lock can be pulled simultaneously
Tight piece.
Preferably, the tie rod end is connected with adjusting block, adjusting block is fixed on by straight pin on adjusting rod, is adjusted
Pole outer end is connected with selector lever.It is easy to operation that selector lever can be set with regulation stall by adjusting block.
Therefore, the utility model can control left locking plate simultaneously by pull rod, right lock sheet is operated, and in this way can
Wraping plate is more easily locked, and multiple positions can be locked at, it is simple and reasonable for structure.
Description of the drawings
Attached drawing 1 is a kind of structural schematic diagram of the utility model；
Attached drawing 2 is the side structure schematic diagram of Fig. 1；
Attached drawing 3 is a kind of structural schematic diagram of the utility model wraping plate lock-out state；
Attached drawing 4 is a kind of structural schematic diagram of the utility model wraping plate non-locking state.
Parts, position and number in figure：Pedestal 1, wraping plate 2, left gear piece 3, right gear piece 4, adjusting rod 5, pull rod 6,
Adjust torsional spring 7, control block 8, left locking plate 9, right lock sheet 10, slot 11, left pressing plate 12, right pressing plate 13, card slot 14, adjusting block
15, straight pin 16, selector lever 17.
Specific implementation mode
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment：The Revolving chair tray gear locking device of this example, as shown in Figure 1, Figure 2, including pedestal 1, pedestal is hinged with wraping plate
2, the both sides of wraping plate are respectively equipped with left gear piece 3, right gear piece 4, and pedestal 1, which is worn, is connected to adjusting rod 5, adjusting rod 5 by pull rod 6,
It adjusting torsional spring 7 and is connected with control block 8, control block has been respectively articulated with rotatable left locking plate 9, right lock sheet 10, left gear piece,
Right gear piece list is provided with the slot 11 of pluggable left locking plate, right lock sheet.The both sides of pedestal are designed with concave groove, in concave groove
Fixed left gear piece 3, right gear piece 4, left gear piece, right gear on piece slot 11 be 3.Left locking plate 9 and right lock sheet
10 are fixed on by left pressing plate 12 and right pressing plate 13 on wraping plate respectively.Control block is Y-shaped, and two bifurcateds of upper part are respectively articulated with
Left locking plate 9, right lock sheet 10 are provided with the card slot 14 that connection adjusts torsional spring 7 in the middle part of control block.Tie rod end is connected with adjusting
Block 15, adjusting block are fixed on by straight pin 16 on adjusting rod 5, and adjusting rod outer end is connected with selector lever 17.
When regulation stall handle 17, pull rod 6, pull rod is pulled to pull control block 8, control block movement by adjusting torsional spring 7
Left locking plate 9,10 contractile motion such as Fig. 3 of right lock sheet are driven, when left locking plate 9, right lock sheet 10 open, locks head
Portion is inserted into the left gear piece 3 being fixed on aluminium block, in right gear piece 4 respectively, and wraping plate 2 is fixed at this time.Such as Fig. 4, when left lock
When stator 9, right lock sheet 10 are shunk, left locking plate 9, right lock sheet 10 and left gear piece 3, right gear piece 4 separate, at wraping plate 2
In active state, to complete locking gear level process, 3 grades of lockable.
The foregoing is merely the structure features of specific embodiment of the utility model, but the utility model to be not limited to
This, any those skilled in the art in the field of the utility model, made by changes or modifications all cover it is new in this practicality
Among the scope of the claims of type.
Claims (5)
1. a kind of Revolving chair tray gear locking device, including pedestal（1）, it is characterised in that the pedestal（1）It is hinged with wraping plate
（2）, the both sides of wraping plate are respectively equipped with left gear piece（3）, right gear piece（4）, pedestal（1）It wears and is connected to adjusting rod（5）, adjusting rod is logical
Cross pull rod（6）, adjust torsional spring（7）It is connected with control block（8）, control block has been respectively articulated with rotatable left locking plate（9）, right lock
Tight piece（10）, left gear piece, right gear piece list are provided with the slot of pluggable left locking plate, right lock sheet（11）.
2. Revolving chair tray gear locking device according to claim 1, it is characterised in that the pedestal（1）Both sides all
Equipped with concave groove, left gear piece is fixed in concave groove（3）, right gear piece（4）, left gear piece, right gear on piece slot（11）
It is 2 or more.
3. Revolving chair tray gear locking device according to claim 1 or 2, it is characterised in that the left locking plate（9）
With right lock sheet（10）Pass through left pressing plate respectively（12）And right pressing plate（13）It is fixed on wraping plate (2).
4. Revolving chair tray gear locking device according to claim 1 or 2, it is characterised in that the control block（8）For Y
Font, two bifurcateds of upper part are respectively articulated with left locking plate（9）, right lock sheet（10）, it is provided with connection in the middle part of control block and adjusts
Torsional spring（7）Card slot（14）.
5. Revolving chair tray gear locking device according to claim 1 or 2, it is characterised in that the pull rod（6）End
It is connected with adjusting block（15）, adjusting block passes through straight pin（16）It is fixed on adjusting rod（5）On, adjusting rod outer end is connected with gear hand
Handle（17）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720698532.6U CN207885985U (en) | 2017-06-15 | 2017-06-15 | Revolving chair tray gear locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720698532.6U CN207885985U (en) | 2017-06-15 | 2017-06-15 | Revolving chair tray gear locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207885985U true CN207885985U (en) | 2018-09-21 |
Family
ID=63547160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720698532.6U Active CN207885985U (en) | 2017-06-15 | 2017-06-15 | Revolving chair tray gear locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207885985U (en) |
-
2017
- 2017-06-15 CN CN201720698532.6U patent/CN207885985U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |