CN202760521U - Locking mechanism for opening and closing table board of occasional table - Google Patents
Locking mechanism for opening and closing table board of occasional table Download PDFInfo
- Publication number
- CN202760521U CN202760521U CN 201220370628 CN201220370628U CN202760521U CN 202760521 U CN202760521 U CN 202760521U CN 201220370628 CN201220370628 CN 201220370628 CN 201220370628 U CN201220370628 U CN 201220370628U CN 202760521 U CN202760521 U CN 202760521U
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- CN
- China
- Prior art keywords
- air spring
- steel ball
- locking
- axle
- locking mechanism
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model belongs to accessories of an occasional table, in particular to a locking mechanism for an air spring for driving a table board. The locking mechanism for opening and closing the table board of the occasional table is characterized in that the locking mechanism comprises a fixing sleeve which is sleeved on the air spring and connected with one end of the air spring, a movable end of the air spring is connected with a mandrel, the mandrel is a hollow shaft body, the movable end of the air spring is connected at the bottom of a central hole of the mandrel, an annular clamp groove is arranged on one side of the outer surface of the mandrel, a plurality of steel ball installation holes are evenly distributed on the same circumference of the inner wall of the fixing sleeve, locking steel balls capable of sliding up and down are arranged in the steel ball installation hole, the locking steel balls are matched with the annular clamp groove of the mandrel, and a jacket for controlling whether the locking steel balls are locked is sleeved outside the fixing sleeve. The locking mechanism is compact in structure and meets the requirements for small occupancy of the occasional table.
Description
Technical field
The utility model belongs to the annex of occasional table, particularly a kind of retaining mechanism to the air spring that drives desktop.
Background technology
Development along with modern society, commercial vehicle is more and more adopted by people, people are also more and more higher to the requirement of commercial vehicle, traditional commercial vehicle inside is provided with seat, the condition of an office can't be provided to people, for the appeal problem, motor corporation is provided with in commercial vehicle inside can fold the business desk of opening, the desktop of existing business desk need to be opened and pack up manually, ease for use is relatively poor, for the deficiencies in the prior art, now designed the occasional table that a kind of desktop can automatic open-close, the desktop folding needs air spring, therefore need to lock and open air spring, the utility model have designed a kind of retaining mechanism of desktop folding according to actual needs.
Summary of the invention
For above-mentioned technical problem, the utility model has designed a kind of retaining mechanism for the air spring of desktop folding is locked and opened according to the actual needs, and locking mechanism structure described in the utility model is compact, meets occasional table and takies the little requirement of volume.
The utility model is achieved through the following technical solutions:
The retaining mechanism of a kind of occasional table desktop folding, it is characterized in that: described retaining mechanism comprises fixed cover, fixed cover is placed on the air spring and with an end of air spring and is connected, the movable end of described air spring is connected with axle, described axle is the axis body of a hollow, the movable end of air spring is connected to the bottom of axle mesopore, one side of axle outer surface is provided with annular slot, the internal face of fixed cover is uniform on same circumference to be provided with a plurality of steel ball installing holes, be provided with the locking steel ball that can slide up and down in the described steel ball installing hole, described locking steel ball cooperates with the annular slot of axle, and the outside of described fixed cover is arranged with the overcoat whether control locking steel ball locks.
Be provided with the locking face that steel ball is locked and the solution locking face that steel ball is carried out release on the internal face of described overcoat, be provided with the transition inclined-plane between described solution locking face and the locking face, the transition inclined-plane that arranges is convenient to the locking steel ball is transitioned into seal face from separating locking face, reduce the resistance of locking, namely the user can lock air spring easily.
In sum, the beneficial effects of the utility model are: can effectively lock air spring, prevent unexpected the opening of desktop, other the utility model compact conformation, meet the little requirement in space of occasional table, the utility model is simple in structure in addition, is convenient to be processed into, and has effectively controlled production cost.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 be Fig. 1 B-B to cutaway view;
Fig. 3 is the cutaway view of overcoat;
1 is overcoat among the figure, and 2 is fixed cover, and 3 is the steel ball installing hole, and 4 is annular slot, and 5 is axle, and 7 is air spring, and 11 for separating locking face, and 12 are the transition inclined-plane, and 13 is locking face.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further specified.
The retaining mechanism of a kind of occasional table desktop folding as shown in Figure 1 to Figure 3, described retaining mechanism comprises fixed cover 2, fixed cover 2 is placed on the air spring 7 and with an end of air spring 7 and is connected, the movable end of described air spring 7 is connected with axle 5, described axle 5 is the axis body of a hollow, the movable end of air spring 7 is connected to the bottom of axle mesopore, one side of axle 7 outer surfaces is provided with annular slot 4, the internal face of fixed cover 2 is uniform on same circumference to be provided with a plurality of steel ball installing holes 3, be provided with the locking steel ball that can slide up and down in the described steel ball installing hole 3, described locking steel ball cooperates with the annular slot 4 of axle 5, and the outside of described fixed cover 2 is arranged with the overcoat 1 whether control locking steel ball locks.
Be provided with the locking face 13 that steel ball is locked and the solution locking face 11 that steel ball is carried out release on the internal face of described overcoat 2, be provided with transition inclined-plane 12 between described solution locking face 11 and the locking face 13, the transition inclined-plane 12 that arranges is convenient to the locking steel ball is transitioned into seal face from separating locking face, reduce the resistance of locking, namely the user can lock air spring easily.
In sum, the beneficial effects of the utility model are: can effectively lock air spring, prevent unexpected the opening of desktop, other the utility model compact conformation, meet the little requirement in space of occasional table, the utility model is simple in structure in addition, is convenient to be processed into, and has effectively controlled production cost.
Claims (2)
1. the retaining mechanism of occasional table desktop folding, it is characterized in that: described retaining mechanism comprises fixed cover, fixed cover is placed on the air spring and with an end of air spring and is connected, the movable end of described air spring is connected with axle, described axle is the axis body of a hollow, the movable end of air spring is connected to the bottom of axle mesopore, one side of axle outer surface is provided with annular slot, the internal face of fixed cover is laid with a plurality of steel ball installing holes at same circumference, be provided with the locking steel ball that can slide up and down in the described steel ball installing hole, described locking steel ball cooperates with the annular slot of axle, and the outside cover of described fixed cover is provided with the overcoat whether control locking steel ball locks.
2. the retaining mechanism of a kind of occasional table desktop according to claim 1 folding, it is characterized in that: be provided with the locking face that steel ball is locked and the solution locking face that steel ball is carried out release on the internal face of described overcoat, be provided with the transition inclined-plane between described solution locking face and the locking face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220370628 CN202760521U (en) | 2012-07-28 | 2012-07-28 | Locking mechanism for opening and closing table board of occasional table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220370628 CN202760521U (en) | 2012-07-28 | 2012-07-28 | Locking mechanism for opening and closing table board of occasional table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202760521U true CN202760521U (en) | 2013-03-06 |
Family
ID=47767138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220370628 Expired - Fee Related CN202760521U (en) | 2012-07-28 | 2012-07-28 | Locking mechanism for opening and closing table board of occasional table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202760521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105747541A (en) * | 2016-04-01 | 2016-07-13 | 浙江居优智能科技有限公司 | Children's learning desk |
-
2012
- 2012-07-28 CN CN 201220370628 patent/CN202760521U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105747541A (en) * | 2016-04-01 | 2016-07-13 | 浙江居优智能科技有限公司 | Children's learning desk |
| CN105747541B (en) * | 2016-04-01 | 2019-01-18 | 宁波海仕凯驱动科技有限公司 | A kind of child learning desk |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20140728 |
|
| EXPY | Termination of patent right or utility model |