CN203549318U - Telescopic device of camera tripod - Google Patents
Telescopic device of camera tripod Download PDFInfo
- Publication number
- CN203549318U CN203549318U CN201320718274.5U CN201320718274U CN203549318U CN 203549318 U CN203549318 U CN 203549318U CN 201320718274 U CN201320718274 U CN 201320718274U CN 203549318 U CN203549318 U CN 203549318U
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- CN
- China
- Prior art keywords
- sleeve
- pipe box
- backstop
- foot stool
- expansion device
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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.)
- Expired - Fee Related
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Abstract
The utility model discloses a telescopic device of a camera tripod. The telescopic device is used for connecting a first tube sleeve and a second tube sleeve. The telescopic device of the camera tripod comprises a connecting sleeve, a positioning sleeve, a stopping sleeve and a rotary sleeve. One end of the connecting sleeve extends into the first tube sleeve and is fixed to the first tube sleeve, and the other end of the connecting sleeve extends into the second tube sleeve and can axially move in the second tube sleeve. The second tube sleeve extends into the positioning sleeve and is fixed to the positioning sleeve. The stopping sleeve is arranged between the first tube sleeve and the positioning sleeve in a sleeved mode. The rotary sleeve is arranged on the positioning sleeve in a sleeved mode and is positioned on the stopping sleeve. The stopping sleeve is clamped between the first tube sleeve and the positioning sleeve to clamp the first tube sleeve when the rotary sleeve is rotated to move in the direction close to the second tube sleeve. The first tube sleeve can stretch out and draw back along the axial direction of the second tube sleeve when the rotary sleeve is rotated to move in the direction far away from the second tube sleeve. According to the telescopic device of the camera tripod, a gasket-free connecting structure is adopted, the first tube sleeve and the second tube sleeve are firmly connected, and the telescopic device is easy to operate.
Description
Technical field
The utility model relates to foot stool for camera, relates in particular to a kind of foot stool for camera expansion device.
Background technique
In prior art, the foot rest of projection camera is connected to form telescopic tripod structure by some pipe sleeves conventionally.Between every adjacent 2-section pipe cover, conventionally adopting C shape pad to add cam structure connects and locks.This kind of locking mode, if user is firmly excessive, the phenomenon that C shape pad easily spins in pipe box, cannot be by 2-section pipe cover locking thereby cause.And when the described foot rest of storage, described C shape pad easily comes off, thereby cannot lock pipe box while causing use next time.Meanwhile, if there are sandstone to enter in pipe box, described C shape pad is because the extruding that is subject to sandstone is easily damaged.
Model utility content
The purpose of this utility model is to provide a kind of foot stool for camera expansion device, between adjacent 2-section pipe cover, adopt the Placement without pad, can realize the firm connection between adjacent 2-section pipe cover, simultaneously, flexible and locking operation between 2-section pipe cover is simple and convenient, has brought convenience to user's use.
For solving the problems of the technologies described above, the utility model provides following technological scheme:
A kind of foot stool for camera expansion device is provided, and it is for connecting the first pipe box and the second pipe box.Described foot stool for camera expansion device comprises connecting sleeve, setting sleeve, backstop cover and rotary sleeve.One end of described connecting sleeve is stretched in described the first pipe box and is fixed with described the first pipe box, and the other end of described connecting sleeve stretches in described the second pipe box and can in described the second pipe box, move axially.Described the second pipe box stretches in described setting sleeve and fixes with described setting sleeve.Described backstop cover is sheathed between described the first pipe box and described setting sleeve.Described rotary sleeve is sheathed on described setting sleeve and locates with described backstop cover.When the described rotary sleeve of rotation make described rotary sleeve along described setting sleeve when moving near the direction of described the second pipe box, described backstop cover moves axially and is held between described the first pipe box and described setting sleeve towards the direction near described the second pipe box, and described the first pipe box is clamped in radial direction.When rotation described rotary sleeve make described rotary sleeve along described setting sleeve when moving away from the direction of described the second pipe box, described backstop cover is towards moving axially away from the direction of described the second pipe box, thereby makes described the first pipe box can be flexible along the axial direction of described the second pipe box.
Preferably, in described setting sleeve, be provided with positioning part, described positioning part is radially protruded and is extended to form along the circumferencial direction of described setting sleeve, and described the second pipe box backstop is fixed in described positioning part and with described setting sleeve.
Preferably, the interior described positioning part without leave of described setting sleeve progressively expands away from the end of described the second pipe box along described setting sleeve, the outer described backstop cover without leave of described backstop cover progressively dwindles towards the one end near described the second pipe box away from one end of described the second pipe box, the outer surface of described backstop cover and smooth contact of internal surface of described setting sleeve.
Preferably, the outer surface of described backstop cover is provided with groove along the circumferencial direction of described backstop cover, the internal surface of described rotary sleeve convexes with projection along the circumferencial direction of described rotary sleeve, and described projection is contained in described groove so that described backstop cover is positioned to described rotary sleeve.
Preferably, described backstop is arranged with multiple opening slots, and described opening slot extends to the internal surface of described backstop cover from the outer surface of described backstop cover.
Preferably, the outer surface of described connecting sleeve convexes with boss in the circumferencial direction of described connecting sleeve, and described the first pipe box is stretched in one end of described connecting sleeve makes described the first pipe box backstop in described boss, and described boss backstop is in described backstop cover.
Preferably, described the first pipe box is fixedly connected with by screw thread with described connecting sleeve.
Preferably, between described setting sleeve and described rotary sleeve, be threaded connection.
Preferably, the internal surface of described the second pipe box convexes with multiple positioning strips, and the outer surface of described connecting sleeve is provided with multiple locating slots, and described positioning strip is contained in respectively in described locating slot.
Preferably, the two ends of described rotary sleeve convex with respectively multiple raised lines along the circumferencial direction of described rotary sleeve, and described raised line is uniformly distributed in the circumferencial direction of described rotary sleeve.
As can be seen here, the foot stool for camera expansion device that the utility model provides, adopts without pad linkage structure, has realized firm connection the between the first pipe box and the second pipe box, has improved the stability of foot stool for camera performance.Meanwhile, the foot stool for camera expansion device that the utility model provides is simple to operation, has brought convenience to Consumer's use.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical solution of the utility model, to the accompanying drawing of required use in mode of execution be briefly described below, apparently, accompanying drawing in the following describes is only mode of executions more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain as these accompanying drawings other accompanying drawing.
Figure l is the schematic diagram of the foot stool for camera that provides of the utility model mode of execution;
Fig. 2 is the enlarged diagram of circle II part in Fig. 1;
Fig. 3 is the decomposing schematic representation of circle II part in Fig. 1;
Fig. 4 is the sectional view of circle II part in Fig. 1;
Fig. 5 is the sectional view of setting sleeve in Fig. 3;
Fig. 6 is that Fig. 3 ends interstage sleeve schematic diagram;
Fig. 7 is the sectional view of rotary sleeve in Fig. 3; And
Fig. 8 is the schematic diagram of connecting sleeve in Fig. 3.
Embodiment
Below in conjunction with the accompanying drawing in the utility model mode of execution, the technological scheme in the utility model mode of execution is clearly and completely described.
As shown in Figure 1, the foot stool for camera 200 that the utility model mode of execution provides comprises multiple supports 100, and each support 100 is connected to form by multiple pipe boxes, between every two adjacent pipe boxes, by a foot stool for camera expansion device 20, connects location.In present embodiment, described foot stool for camera 200 comprises three supports 100, is tripod structure.
In present embodiment, for the purpose of explanation simple, every two adjacent pipe boxes are defined as respectively to the first pipe box 30 and the second pipe box 40.
Referring to Fig. 2 and Fig. 3, the foot stool for camera expansion device 20 that the utility model mode of execution provides is for connecting described the first pipe box 30 and described the second pipe box 40.Described foot stool for camera expansion device 20 comprises connecting sleeve 21, setting sleeve 22, backstop cover 23 and rotary sleeve 24.During installation, one end of described connecting sleeve 21 is stretched in described the first pipe box 30 and with described the first pipe box 30 and is fixed, and the other end of described connecting sleeve 21 stretches in described the second pipe box 40 and can in described the second pipe box 40, move axially.Described the second pipe box 40 stretches in described setting sleeve 22 and with described setting sleeve 22 and fixes.Described backstop cover 23 is sheathed between described the first pipe box 30 and described setting sleeve 22, and described rotary sleeve 24 is sheathed on described setting sleeve 22 and locates with described backstop cover 23.
When the described rotary sleeve 24 of rotation make described rotary sleeve 24 along described setting sleeve 22 when moving near the direction of described the second pipe box 40, described backstop cover 23 moves axially and is held between described the first pipe box 30 and described setting sleeve 22 towards the direction near described the second pipe box 40, makes described the first pipe box 30 clamped in radial direction.
When rotation described rotary sleeve 24 make described rotary sleeve 24 along described setting sleeve 22 when moving away from the direction of described the second pipe box 40, described backstop cover 23 is towards moving axially away from the direction of described the second pipe box 40, and described the first pipe box 30 can be flexible along the axial direction of described the second pipe box 40.
In other words, when rotating described rotary sleeve 24 in the counterclockwise direction, the rotatablely moving to be converted to of described rotary sleeve 24 moves axially, thereby drive described backstop cover 23 insert between described the first pipe box 30 and described setting sleeve 22 and push described the first pipe box 30 and described setting sleeve 22 simultaneously, thereby first pipe box 30 of progressively tying tight is locked described the first pipe box 30 and described the second pipe box 40.When being rotated in a clockwise direction described rotary sleeve 24, described backstop cover 23 departs between described the first pipe box 30 and described setting sleeve 22, now, described the first pipe box 30 and described the second pipe box 40 coupling mechanism force are radially disengaged, and make described the first pipe box 30 can be along described the second pipe box 40 axial direction telescopic movings.
The foot stool for camera expansion device 20 that the utility model provides, by connecting sleeve 21, setting sleeve 22, backstop cover 23 and rotary sleeve 24 are set between described the first pipe box 30 and described the second pipe box 40, when needs are fixed described foot stool for camera 200, only need the described rotary sleeve 24 of rotation, just can realize the locking and positioning between the first pipe box 30 and the second pipe box 40.When stretching described foot stool for camera 200 when regulating the height of foot stool for camera 200, only need to rotate rotary sleeve 24, the positioning instant of removing between the first pipe box 30 and the second pipe box 40 can.
As can be seen here, the foot stool for camera expansion device 20 that the utility model provides, adopts without pad linkage structure, has realized firm connection the between the first pipe box 30 and the second pipe box 40, has improved the stability of foot stool for camera 200 performances.
Meanwhile, the foot stool for camera expansion device 20 that the utility model provides is simple to operation, has brought convenience to Consumer's use.
Please refer to Fig. 5, particularly, in described setting sleeve 22, be provided with positioning part 221, described positioning part 221 is radially protruded and is extended to form along the circumferencial direction of described setting sleeve 22.During installation, described the second pipe box 40 backstops are fixed in described positioning part 221 and with described setting sleeve 22, as shown in Figure 4.
In present embodiment, the interior described positioning part 221 without leave of described setting sleeve 22 progressively expands away from the end of described the second pipe box 40 along described setting sleeve 22.Correspondingly, referring to Fig. 6, outer described backstop cover without leave 23 one end away from described the second pipe box 40 of described backstop cover 23 progressively dwindle towards the one end near described the second pipe box 40.During installation, the outer surface of described backstop cover 23 and smooth contact of internal surface of described setting sleeve 22, as shown in Figure 4.
When need are locked described the first pipe box 30 and described the second pipe box 40, because the interior described positioning part 221 without leave of described setting sleeve 22 progressively expands along the end of described setting sleeve 22, the space between described the first pipe box 30 and described setting sleeve 22 is progressively dwindled along the direction of insertion of described backstop cover 23.Therefore, when described backstop cover 23 is when inserting between described the first pipe box 30 and described setting sleeve 22 near the direction of described the second pipe box 40, again because the external diameter of described backstop cover 23 is progressively to increase along described direction of insertion, described backstop cover 23 progressively pushes described the first pipe box 30 makes described the first pipe box 30 be tied tight in radial direction, thereby reaches the object of described the first pipe box 30 of locking and described the second pipe box 40.
On the contrary, when described backstop cover 23 is when departing between described the first pipe box 30 and described setting sleeve 22 away from the direction of described the second pipe box 40, described the first pipe box 30 is disengaged in the extruding force of radial direction, thereby makes described the first pipe box 30 can be along the axial direction telescopic moving of described the second pipe box 40.
In present embodiment, the outer surface of described backstop cover 23 is provided with groove 231 along the circumferencial direction of described backstop cover 23, and the internal surface of described rotary sleeve 24 convexes with projection 241 along the circumferencial direction of described rotation, as shown in Figure 7.During installation, described projection 241 is contained in described groove 231 so that described backstop cover 23 is positioned to described rotary sleeve 24, as shown in Figure 4.When described rotary sleeve 24 moves axially along described setting sleeve 22, described backstop cover 23 also moves axially with rotary sleeve 24.
Further, described backstop cover 23 is provided with multiple opening slots 232, and described opening slot 232 extends to the internal surface of described backstop cover 23 from the outer surface of described backstop cover 23.The setting of described opening slot 232, can strengthen the elasticity of backstop cover 23, thereby strengthens the stability being connected between the first pipe box 30 and described the second pipe box 40.
Please refer to Fig. 8, in present embodiment, the outer surface of described connecting sleeve 21 convexes with boss 211 in the circumferencial direction of described connecting sleeve 21.During installation, described the first pipe box 30 is stretched in one end of described connecting sleeve 21 makes described the first pipe box 30 backstops in described boss 211, and described boss 211 backstops are in described backstop cover 23, as shown in Figure 4.
In other words, the maximum outside diameter of described connecting sleeve 21 is greater than the external diameter of described the first pipe box 30, thereby it is separation with described the second pipe box 40 to prevent described the first pipe box 30 to make backstop overlap described in 23 backstops connecting sleeve 21.
In present embodiment, described the first pipe box 30 is fixedly connected with by screw thread with described connecting sleeve 21.In other embodiments, described the first pipe box 30 also can achieve a fixed connection by tackiness agent with described connecting sleeve 21.
In present embodiment, between described setting sleeve 22 and described rotary sleeve 24, be threaded connection, thereby make rotatablely moving of described rotary sleeve 24 be converted to moving axially along described setting sleeve 22.
Further, the internal surface of described the second pipe box 40 convexes with multiple positioning strips 41, the outer surface of described connecting sleeve 21 is provided with multiple locating slots 212, described positioning strip 41 be contained in respectively in described locating slot 212 with limit described the first pipe box 30 with respect to the second pipe box 40 in the rotation of circumferencial direction, as shown in Figure 4.
Please refer to Fig. 7, as further improvement of the utility model, the two ends of described rotary sleeve 24 convex with respectively multiple raised lines 242 along the circumferencial direction of described rotary sleeve 24, and described raised line 242 is uniformly distributed in the circumferencial direction of described rotary sleeve 24.The setting of described raised line 242, can improve the frictional force between Consumer and described rotary sleeve 24, occurs skidding while avoiding rotating rotary sleeve 24, can improve Consumer's experience.
The above is preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (10)
1. a foot stool for camera expansion device, be used for connecting the first pipe box and the second pipe box, it is characterized in that, described foot stool for camera expansion device comprises connecting sleeve, setting sleeve, backstop cover and rotary sleeve, one end of described connecting sleeve is stretched in described the first pipe box and is fixed with described the first pipe box, the other end of described connecting sleeve stretches in described the second pipe box and can in described the second pipe box, move axially, described the second pipe box stretches in described setting sleeve and fixes with described setting sleeve, described backstop cover is sheathed between described the first pipe box and described setting sleeve, described rotary sleeve is sheathed on described setting sleeve and locates with described backstop cover, when the described rotary sleeve of rotation make described rotary sleeve along described setting sleeve when moving near the direction of described the second pipe box, described backstop cover moves axially and is held between described the first pipe box and described setting sleeve towards the direction near described the second pipe box, described the first pipe box is clamped in radial direction, when rotation described rotary sleeve make described rotary sleeve along described setting sleeve when moving away from the direction of described the second pipe box, described backstop cover is towards moving axially away from the direction of described the second pipe box, thereby described the first pipe box can be stretched along the axial direction of described the second pipe box.
2. foot stool for camera expansion device as claimed in claim 1, it is characterized in that, in described setting sleeve, be provided with positioning part, described positioning part is radially protruded and is extended to form along the circumferencial direction of described setting sleeve, and described the second pipe box backstop is fixed in described positioning part and with described setting sleeve.
3. foot stool for camera expansion device as claimed in claim 2, it is characterized in that, the interior described positioning part without leave of described setting sleeve progressively expands away from the end of described the second pipe box along described setting sleeve, the outer described backstop cover without leave of described backstop cover progressively dwindles towards the one end near described the second pipe box away from one end of described the second pipe box, the outer surface of described backstop cover and smooth contact of internal surface of described setting sleeve.
4. foot stool for camera expansion device as claimed in claim 1, it is characterized in that, the outer surface of described backstop cover is provided with groove along the circumferencial direction of described backstop cover, the internal surface of described rotary sleeve convexes with projection along the circumferencial direction of described rotary sleeve, and described projection is contained in described groove so that described backstop cover is positioned to described rotary sleeve.
5. foot stool for camera expansion device as claimed in claim 1, is characterized in that, described backstop is arranged with multiple opening slots, and described opening slot extends to the internal surface of described backstop cover from the outer surface of described backstop cover.
6. foot stool for camera expansion device as claimed in claim 1, it is characterized in that, the outer surface of described connecting sleeve convexes with boss in the circumferencial direction of described connecting sleeve, described the first pipe box is stretched in one end of described connecting sleeve makes described the first pipe box backstop in described boss, and described boss backstop is in described backstop cover.
7. foot stool for camera expansion device as claimed in claim 1, is characterized in that, described the first pipe box is fixedly connected with by screw thread with described connecting sleeve.
8. foot stool for camera expansion device as claimed in claim 1, is characterized in that, between described setting sleeve and described rotary sleeve, is threaded connection.
9. foot stool for camera expansion device as claimed in claim 1, is characterized in that, the internal surface of described the second pipe box convexes with multiple positioning strips, and the outer surface of described connecting sleeve is provided with multiple locating slots, and described positioning strip is contained in respectively in described locating slot.
10. foot stool for camera expansion device as claimed in claim 1, is characterized in that, the two ends of described rotary sleeve convex with respectively multiple raised lines along the circumferencial direction of described rotary sleeve, and described raised line is uniformly distributed in the circumferencial direction of described rotary sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320718274.5U CN203549318U (en) | 2013-11-13 | 2013-11-13 | Telescopic device of camera tripod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320718274.5U CN203549318U (en) | 2013-11-13 | 2013-11-13 | Telescopic device of camera tripod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203549318U true CN203549318U (en) | 2014-04-16 |
Family
ID=50467433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320718274.5U Expired - Fee Related CN203549318U (en) | 2013-11-13 | 2013-11-13 | Telescopic device of camera tripod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203549318U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574242A (en) * | 2013-11-13 | 2014-02-12 | 深圳市马小路科技有限公司 | Telescopic device of camera tripod |
-
2013
- 2013-11-13 CN CN201320718274.5U patent/CN203549318U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574242A (en) * | 2013-11-13 | 2014-02-12 | 深圳市马小路科技有限公司 | Telescopic device of camera tripod |
| CN103574242B (en) * | 2013-11-13 | 2016-04-27 | 深圳市马小路科技有限公司 | Telescopic device of camera tripod |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20161113 |