CN207714893U - A kind of open-and-close mechanism of tent rack - Google Patents
A kind of open-and-close mechanism of tent rack Download PDFInfo
- Publication number
- CN207714893U CN207714893U CN201721800460.8U CN201721800460U CN207714893U CN 207714893 U CN207714893 U CN 207714893U CN 201721800460 U CN201721800460 U CN 201721800460U CN 207714893 U CN207714893 U CN 207714893U
- Authority
- CN
- China
- Prior art keywords
- top plate
- mobile base
- open
- casing
- sleeve
- 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.)
- Active
Links
Landscapes
- Tents Or Canopies (AREA)
Abstract
The utility model is related to a kind of open-and-close mechanisms of tent rack, including top plate, Mobile base, deployment rod, strut, the Mobile base is set to below top plate and the opposite top plate of energy moves up and down, at least three deployment rods are distributed on the periphery of the top plate, and one end of the every deployment rod is rotationally connected in top plate, the strut is corresponding with deployment rod number, and one end is rotationally connected with the middle part of deployment rod, the other end is rotationally connected on Mobile base, it is characterised in that:It is connected between the Mobile base and top plate by being in the spring of tensional state always.The utility model dexterously passes through the simple change of spring state so that tent rack is opened, closes up and laborsaving can operate, therefore has unexpected technique effect.
Description
Technical field
The utility model belongs to tent technical field, and in particular to a kind of open-and-close mechanism of tent rack.
Background technology
Tent can provide provisional sun-shading rain-proof to go sightseeing, cook a meal in the open air or be engaged in the people of other outdoor studies
Environment, thus have a wide range of applications.And break camp can very easily by unlatching support it is empty at the masking paulin of large area
Between, or it is very quickly folded into portable small size receiving state, there is preferable practicability and generally made
The welcome of user, therefore the open-and-close mechanism of tent rack is most important.
As disclosed in the utility model patent of Patent No. ZL201220247299.7 (notification number CN202611328U)
《A kind of quick tent frame open-and-close mechanism》, including a top plate and a strut disk are rotatably connected on the periphery of the top plate
There are several main tent bars, being rotatably connected on the periphery of the strut disk there are several struts, the main tent bar and strut
Number is identical and corresponds;The other end of the strut is rotatably connected at the middle part of main tent bar;The bottom surface of the top plate
There is a spring lever, the center of the strut disk passes through spring lever and slidable connection is on spring lever, the support on center
A compressed spring is cased on spring lever more than bar disk.
Above-mentioned patent has a drawback in that:1. spring directly it is exposed outside, because tent use environment be typically in room
Outside, spring is more vulnerable to corrode, and not only influences service life, and the elastic force of spring can be caused to become smaller, is influencing open-and-close mechanism just
Often work;2. when strutting tent rack, strut disk is pushed to top plate direction, until the pulling force of the elastic force of spring and strut is flat
Weighing apparatus, spring is in compressive state at this time, i.e., spring is pushed into compressive state from tensional state, for the small people of power, behaviour
Make more laborious.
From the foregoing, it will be observed that the open-and-close mechanism of tent rack needs further improvement at present.
Utility model content
For the current state of the art, the technical problem to be solved by the utility model is to provide a kind of accounts of rapid operation
The open-and-close mechanism of tent frame.
Technical solution is used by the utility model solves above-mentioned technical problem:A kind of open-and-close mechanism of tent rack, packet
Top plate, Mobile base, deployment rod, strut are included, the Mobile base is set to below top plate and the opposite top plate of energy moves up and down, the top plate
Periphery at least three deployment rods are distributed with, and one end of the every deployment rod is rotationally connected in top plate, the strut
Corresponding with deployment rod number, one end is rotationally connected with the middle part of deployment rod, and the other end is rotationally connected on Mobile base, and feature exists
In:It is connected between the Mobile base and top plate by being in the spring of tensional state always.
The spring overcoat is equipped with protecting pipe, and the protecting pipe includes first sleeve and mating with first sleeve
The upper end of second casing, the first sleeve is connected in top plate, and the lower end of second casing is connected on Mobile base, described
Second casing can opposite first sleeve axial movement.To protect spring from corroding, extends its service life, ensure its workability
Energy.
Second sleeve portion is inserted in second casing, and the lower end of the first sleeve slopes inwardly to form
One retaining wall, the upper end of second casing are inclined outwardly to form first gear edge, and the first gear edge fastens cooperation with the first retaining wall.
When preventing the second casing from being moved down with respect to first sleeve, deviates from out of first sleeve, cause spring exposed outside.
Third casing is equipped between the first sleeve and the second casing, the upper end of the third casing is inclined outwardly to be formed
The second gear edge that can be fastened with the first retaining wall, lower end slopes inwardly, and to be formed can be with first gear along the second retaining wall that fasten.Work as tent
When the dimension volume of frame is larger, if only two casings, the length of two casings need to be longer, can cause assembly inconvenient in this way.
Therefore setting third casing can not only meet the folding of large scale tent rack, be also convenient for assembling as excessively using.
Connecting seat is equipped in the top plate and Mobile base, the top and bottom of the spring are connected respectively in two
On aforementioned connecting seat, so that the both ends of spring are connected in top plate and Mobile base.
In the top plate the first hinged groove is rotatably connected on circumferentially arranged with multiple first hinged grooves, one end of deployment rod
It is interior, so that deployment rod is rotationally connected in top plate;Circumferentially arranged with multiple second hinged grooves on the Mobile base, strut it is another
End is rotatably connected in the second hinged groove, so that the both ends of strut are rotationally connected in deployment rod and Mobile base respectively.
The lower end of the Mobile base is connected with handle, facilitates and pushes Mobile base that it is made to move up and down, to open or collapse account
Tent frame.
Compared with prior art, the advantages of the utility model:Although also leading between the top plate and Mobile base of the utility model
Cross spring connection, but the spring in the utility model be always be in tensional state, in this way, when need open tent rack when,
Because the power that spring acts on Mobile base is upward, therefore only need the upwards thrust for applying very little on Mobile base, you can will to move
Seat is moved to top plate direction pushing tow.When " dead point " is crossed in the shift position of Mobile base, (the sum of downward component of each strut is equal to spring
Position when upward pulling force) after, Mobile base can voluntarily move up under the pulling force effect of spring, until spring is in
The state being slightly stretched, at this time each strut be applied to the sum of upward restoring force of power and spring on Mobile base be more than movement
The gravity of seat, so that tent rack is reliably fitted in opening state.
It when tent rack need to be collapsed, presses down on deployment rod or pulls downward on Mobile base, the restoring force of spring is (upward at this time
Pulling force) and less, also only need to apply the down thrust of very little or downward pulling force, during Mobile base moves down, although
The restoring force of spring is gradually increasing, but the angle between each strut and spring is also tapering into, the groups such as deployment rod and paulin face
The gravity of part generates downward component to Mobile base by each strut and is also gradually increasing, therefore still needs to be pushed downwards with smaller
Dynamic, after " dead point " is crossed in the shift position of tent rack, the gravity of the components such as deployment rod and paulin face is made by each strut
The sum of downward force for Mobile base has been above the restoring force of spring, i.e., at this point, Mobile base can be under the action of each strut
It voluntarily moves down, to collapse tent rack, and in the case where tent rack is in rounding state, if being pushed without upward external force, tent
Frame will not opens voluntarily.
Obviously, the utility model dexterously passes through the simple change of spring state so that tent rack is opened, closes up and can save
Power operates, therefore has unexpected technique effect.
Description of the drawings
Fig. 1 is the structural schematic diagram (tent rack expansion) of the utility model embodiment;
Fig. 2 is the decomposition diagram (no deployment rod, strut) of Fig. 1;
Fig. 3 is the sectional view (no deployment rod, strut, spring) of Fig. 1;
Fig. 4 is the sectional view (no deployment rod, strut, spring) that tent rack collapses.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing embodiment.
As shown in figures 1-4, the open-and-close mechanism of the tent rack includes top plate 1, Mobile base 2, deployment rod 3, strut 4, Mobile base
2 are set to 1 lower section of top plate and are connected by being in the spring 5 of tensional state always therebetween.It is all provided on top plate 1 and Mobile base 2
There is connecting seat 7, hanging hole 71 is provided on connecting seat 7, the top and bottom of spring 5 are hung on respectively in the hanging hole 71, so that spring 5
It is connected on two aforementioned connecting seats 7.
The lower end of Mobile base 2 is connected with handle 8, facilitates and Mobile base 2 is pushed to be moved up and down with respect to top plate 1.
In the present embodiment, deployment rod 3 has four, and it is circumferentially spaced be set in top plate 1, and circumferentially set in top plate 1
There are four the first hinged grooves 11, and one end of deployment rod 3 is hinged on by axis pin in the first hinged groove 11.Strut 4 is counted with deployment rod 3
Mesh corresponds to, and the middle part of deployment rod 3 is rotationally connected with circumferentially arranged with four the second hinged grooves 21,4 one end of strut on Mobile base 2,
The other end is hinged on by axis pin in the second hinged groove 21.Deployment rod 3 and strut 4 can turn with moving up and down for Mobile base 2
It is dynamic, to open or collapse tent rack.
To protect spring 5 from corroding, extends its service life, ensure its working performance.It is arranged with sheath outside spring 5
Pipe, protecting pipe includes first sleeve 61 and second casing 62 mating with first sleeve 61, the upper end of first sleeve 61
It is connected in top plate 1 by pin, the lower end of the second casing 62 is connected to by pin on Mobile base 2,62 part of the second casing
It is inserted in first sleeve 61, and opposite first sleeve 61 can be moved axially under the drive of Mobile base 2.Under first sleeve 61
End, which slopes inwardly, forms the first retaining wall 611, and the upper end of the second casing 62 is inclined outwardly to form first gear along 621.When being only arranged
When sleeve 61 and the second casing 62, first gear along 621 and first retaining wall 611 fasten cooperation, to prevent the second casing 62 opposite
When first sleeve 61 moves down, from the interior abjection of first sleeve 61, cause spring 5 exposed outside
For the tent of adaptation large scale volume, it is additionally provided with third casing 63 between first sleeve 61 and the second casing 62,
The upper end of third casing 63 is inclined outwardly the second gear to be formed and can be fastened with the first retaining wall 611 along 631, and lower end slopes inwardly to be formed
The second retaining wall 632 fastened along 621 with first gear.When the dimension volume of tent rack is larger, if only two casings, need to cover
The length of pipe is longer, can cause assembly inconvenient in this way.Therefore setting third casing 63 can not only meet large scale as excessively using
The folding of tent rack is also convenient for assembling.
In the present embodiment, the lower end of first sleeve 61 and third casing 63 be in it is coniform, it is easy to process.
When needing to open tent rack, Mobile base 2 is pushed to 1 direction of top plate, until Mobile base 2 is in stress balance
State, at this time spring 5 be in slightly tensional state, tent rack and be in the lock state;When needing to collapse tent rack, by deployment rod
3, strut 4 collapses to 2 direction of Mobile base, until all deployment rods 3 and strut 4 are in parastate, it is easy to operate.
Claims (7)
1. a kind of open-and-close mechanism of tent rack, including top plate (1), Mobile base (2), deployment rod (3), strut (4), the Mobile base
(2) it is set to below top plate (1) and the opposite top plate (1) of energy moves up and down, at least three exhibitions are distributed on the periphery of the top plate (1)
It starts (3), and one end of the every deployment rod (3) is rotationally connected in top plate (1), the strut (4) and deployment rod (3) number
Mesh corresponds to, and one end is rotationally connected with the middle part of deployment rod (3), and the other end is rotationally connected on Mobile base (2), it is characterised in that:
It is connected between the Mobile base (2) and top plate (1) by being in the spring (5) of tensional state always.
2. the open-and-close mechanism of tent rack according to claim 1, it is characterised in that:It is arranged with sheath outside the spring (5)
Pipe, the protecting pipe include first sleeve (61) and second casing (62) mating with first sleeve (61), and described the
The upper end of sleeve (61) is connected in top plate (1), and the lower end of second casing (62) is connected on Mobile base (2), described
Second casing (62) can opposite first sleeve (61) axial movement.
3. the open-and-close mechanism of tent rack according to claim 2, it is characterised in that:Second casing (62) partly plugs
In the first sleeve (61), the lower end of the first sleeve (61) slopes inwardly to form the first retaining wall (611), and described second
The upper end of casing (62) is inclined outwardly to form first gear along (621), and the first gear can be with the first retaining wall (611) phase along (621)
It supports.
4. the open-and-close mechanism of tent rack according to claim 3, it is characterised in that:The first sleeve (61) and second set
It manages and is equipped with third casing (63) between (62), the upper end of the third casing (63) is inclined outwardly that be formed can be with the first retaining wall
(611) along (631), lower end slopes inwardly the second retaining wall to be formed and can be fastened along (621) with first gear for the second gear that fastens
(632)。
5. the open-and-close mechanism of tent rack according to any one of claims 1 to 4, it is characterised in that:The top plate (1) and
Connecting seat (7) is equipped on Mobile base (2), the top and bottom of the spring (5) are connected respectively in two aforementioned connections
On seat (7).
6. the open-and-close mechanism of tent rack according to any one of claims 1 to 4, it is characterised in that:On the top plate (1)
Circumferentially arranged with multiple first hinged grooves (11), one end of deployment rod (3) is hinged in the first hinged groove (11);The Mobile base
(2) it is hinged in the second hinged groove (21) circumferentially arranged with multiple second hinged grooves (21), the other end of strut (4) on.
7. the open-and-close mechanism of tent rack according to any one of claims 1 to 4, it is characterised in that:The Mobile base (2)
Lower end be connected with handle (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721800460.8U CN207714893U (en) | 2017-12-20 | 2017-12-20 | A kind of open-and-close mechanism of tent rack |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721800460.8U CN207714893U (en) | 2017-12-20 | 2017-12-20 | A kind of open-and-close mechanism of tent rack |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207714893U true CN207714893U (en) | 2018-08-10 |
Family
ID=63056755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721800460.8U Active CN207714893U (en) | 2017-12-20 | 2017-12-20 | A kind of open-and-close mechanism of tent rack |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207714893U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107859427A (en) * | 2017-12-20 | 2018-03-30 | 宁波东润矿业有限公司 | A kind of open-and-close mechanism of tent rack |
EP3757318A1 (en) | 2019-06-28 | 2020-12-30 | Xiamen Roadzup Outdoor Products Co., Ltd | Canopy frame with an opening mechanism |
-
2017
- 2017-12-20 CN CN201721800460.8U patent/CN207714893U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107859427A (en) * | 2017-12-20 | 2018-03-30 | 宁波东润矿业有限公司 | A kind of open-and-close mechanism of tent rack |
EP3757318A1 (en) | 2019-06-28 | 2020-12-30 | Xiamen Roadzup Outdoor Products Co., Ltd | Canopy frame with an opening mechanism |
US10982466B2 (en) | 2019-06-28 | 2021-04-20 | Xiamen Roadzup Outdoor Products Co., Ltd. | Canopy frame with an auxiliary opening mechanism |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206110825U (en) | Bearing structure is gone into to tent support card | |
CN207714893U (en) | A kind of open-and-close mechanism of tent rack | |
CN204163467U (en) | A kind of can the tent of anti-ponding | |
CN107859427A (en) | A kind of open-and-close mechanism of tent rack | |
US20190203499A1 (en) | Spring assist system for a canopy frame | |
CN201492050U (en) | Foldable chair | |
CN107916827B (en) | Power-assisted umbrella head for tent | |
CN208796181U (en) | A kind of radiator of laptop | |
CN200992833Y (en) | Spring fixing device for telescopic pipe | |
CN210321964U (en) | Detachable body weight scale | |
CN201297063Y (en) | Multifunctional folding leg | |
CN102425331A (en) | Foldable-type tent | |
CN201369983Y (en) | Pet cage | |
CN110370607B (en) | Special tool for expanding water pipe | |
CN203285138U (en) | Eave structure of folding tent | |
CN209235355U (en) | A kind of integral type study classroom tables and chairs | |
CN2849111Y (en) | Portable telescopic A-ladder | |
CN208089192U (en) | A kind of protection anti-theft net and protection anti-theft window | |
CN207173863U (en) | A kind of handle folding device for scooter | |
CN205135092U (en) | Tent | |
CN204571470U (en) | Automatically rebounding open tent | |
CN202416991U (en) | Folding tent | |
CN210439772U (en) | Single-point lock folding tent | |
CN214273485U (en) | Multi-degree-of-freedom telescopic supporting leg of ladder | |
CN202937050U (en) | Umbrella-stand-type foldable awning frame |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |