CN104100130A

CN104100130A - Pusher-type tent frame

Info

Publication number: CN104100130A
Application number: CN201410314004.7A
Authority: CN
Inventors: 周南庆; 陈鸣; 毛慕华
Original assignee: Q Yield Outdoor Gear Ltd
Current assignee: Q Yield Outdoor Gear Ltd
Priority date: 2014-07-03
Filing date: 2014-07-03
Publication date: 2014-10-15

Abstract

The invention discloses a pusher-type tent frame, which comprises a base, tent frame poles and control mechanisms, wherein the tent frame poles comprise two sets of support rod groups arranged on left and right sides of the base in parallel; each set of support rod group comprises a support rod, an upper support rod and a lower support rod which are mutually sequentially pivoted; the other end of each support rod is pivoted at the front end of the base; the other end of each lower support rod is pivoted at the back end of the base; the control mechanisms are telescopic pusher mechanisms respectively pivoted to the two sets of support rod groups and provided with drive devices; one end of each telescopic pusher mechanism is pivoted to the part near the back of the left and right sides of the base, and the other end of each telescopic pusher mechanism is pivoted to the corresponding upper support rod or the corresponding lower support rod. The tent frame is pushed to be folded and unfolded by driving the length of telescopic rods to change, and the structure of the tent frame is simpler; the motion path of the telescopic rods is short, the structural strength is high, and the stable and reliable performance of the pusher-type tent frame is effectively guaranteed.

Description

Push-down tent rack

Technical field

The invention relates to a kind of tent structure, refer to especially a kind of push-down tent rack.

Background technology

Along with going from strength to strength of Car ownership, self-driving travel has become emerging mode of tourism.In order to meet the convenience of people's self-driving trip, the attached product development for self-driving trip is onboard in the ascendant, and tent for vehicle develops under this environment.

Tent for vehicle is the tent that can set up on roof, due in use, does not resemble ground proximity other tents, is not therefore subject to the intrusion of ground vapour, moisture, more comfortable in use.The tent rack of existing tent for vehicle is to be generally formed by connecting by organizing hack lever more, for the ease of the folding of tent, between each hack lever, needs to carry out pivot joint by joint etc., and for the expansion of tent, also needs to arrange fixed structure.Therefore in the time of expansion or folding tent, often need each joint or fixed structure philosophy to operate, its operating process trouble, spent time is longer, has brought very large inconvenience to people's use.

Therefore having occurred rooftop tent semi-automatic or that automatically take down the exhibits, as the Chinese invention patent that the patent No. is 201120240226.0, is the automatic tenet of this case applicant application.Coordinate shown in Fig. 1, it is mainly by controlling the slippage of middle support rod 23 ' bottom on base, again by the free end of pull rope 31 ' being connected in to the bottom of middle support rod 23 ', and utilize drive unit to turn serving dish 32 ' wiring or put rope and realize fast folding or the expansion to tent, but the path that the pull rope in this scheme 31 ' arranges is longer, and exposed pull rope 31 ' easily produces fault.Therefore, this tent of automatically taking down the exhibits still exists not attain and improves part.

Summary of the invention

In view of this, the present invention is directed to the deficiency that prior art exists, provide a kind of structure simpler, the push-down tent rack that performance is more reliable and more stable.

For solving the problems of the technologies described above, solution of the present invention is:

A kind of push-down tent rack, comprises base, tent frame rod and controlling organization; Described tent frame rod comprises two groups of pole groups that are set in parallel in the base left and right sides, two groups of pole groups respectively comprise pole, upper rack posts and the lower fulcrum bar of sequentially pivot joint mutually, the other end of this pole is articulated in base front end, and the other end of lower fulcrum bar is articulated in the rear end of base; Wherein: described controlling organization is the flexible transfer bar mechanism that is articulated in respectively two groups of pole groups above and has drive unit, and one end of each flexible transfer bar mechanism is articulated in respectively the nearly rear portion of the base left and right sides, and the other end is articulated in respectively on upper rack posts or lower fulcrum bar.

Described flexible transfer bar mechanism comprises the push rod of stretching motion in a bar and a present bar, also comprises the driving push rod drive unit of seat bar motion relatively.

The lower end of described seat bar is articulated by a holder and base; And the upper end of push rod is by a connecting seat and upper rack posts or lower fulcrum bar pivot joint.

The lower end of described seat bar is articulated by a holder and base; And the upper end of push rod is articulated on the hinge module of lower fulcrum bar and upper rack posts pivot joint.

Described tent frame rod comprises a sub-strut bar, and this sub-strut bar is a U-bend bar, and its two ends are unidirectional being articulated on upper rack posts respectively.

Described tent frame rod comprises a sub-strut bar, and this sub-strut bar is a U-bend bar, and its two ends are respectively on the unidirectional hinge module that is articulated in lower fulcrum bar and upper rack posts pivot joint.

Adopt after such scheme, the present invention by two groups of pole groups of tent rack respectively pivot joint there is the flexible transfer bar mechanism of drive unit, utilize to drive the change in length of expansion link and the exhibition of ejection tent rack is received and changed, therefore make the structure of tent rack of the present invention simpler; In addition, the pull rope of the relative prior art of structure of expansion link, not only motion path is short, and structural strength is good, therefore effectively ensures the stable and reliable of push-down tent rack performance.

Brief description of the drawings

Fig. 1 is that prior art tent rack launches schematic diagram;

Fig. 2 is folding state schematic perspective view of the present invention;

Fig. 3 is folding state lateral view of the present invention;

Fig. 4 is expansion process schematic perspective view of the present invention;

Fig. 5 is expansion process lateral view of the present invention;

Fig. 6 is that the present invention launches schematic perspective view completely;

Fig. 7 is that the present invention launches lateral view completely.

figure number explanation:

1 base

2 tent frame rod 20 poles are organized 21 poles

22 upper rack posts 23 lower fulcrum bar 24 cross bar 25 sub-strut bars

3 flexible 31 bars of transfer bar mechanism, 32 push rod 33 drive units

34 holder 35 Connection Blocks

23 ' middle support rod 31 ' pull rope 32 ' serving dish.

Detailed description of the invention

Below in conjunction with the drawings and specific embodiments, the invention will be further described.

What the present invention disclosed is a kind of push-down tent rack, as shown in Figures 2 to 7, is preferred embodiment of the present invention.Described tent rack comprises base 1, tent frame rod 2 and controlling organization.Wherein:

Described base 1 is frame construction, the top that it can be positioned over ground or be fixed on automobile.

Described tent frame rod 2 comprises two groups of pole groups 20 that are set in parallel in base 1 left and right sides, and can be connected with and strengthen cross bar 24 between two groups of pole groups 20.Two groups of described pole groups 20 respectively comprise pole 21, upper rack posts 22 and the lower fulcrum bar 23 of sequentially pivot joint mutually, the other end of this pole 21 is articulated in base 1 front end, and the other end of lower fulcrum bar 23 is the rear ends that are articulated in base 1, base 1, pole 21 and upper rack posts 22 add lower fulcrum bar 23 and in the time that tent rack launches, form nearly triangle.

Key of the present invention is: described controlling organization is to be articulated in respectively the flexible transfer bar mechanism 3 in two groups of pole groups 20 with drive unit, one end of each flexible transfer bar mechanism 3 is articulated in respectively the nearly rear portion of base 1 left and right sides, and the other end is articulated in respectively on upper rack posts 22 or lower fulcrum bar 23.

Each flexible transfer bar mechanism 3 comprises the push rod 32 of stretching motion in a bar 31 and a present bar 31, also comprise the drive unit 33 that 32 relative bars of a driving push rod 31 move, drive unit 33 in this embodiment is provided in a side of the bottom of a bar 31, and this drive unit 33 can be motor.The lower end of seat bar 31 is articulated with base 1 by a holder 34; And the upper end of push rod 32 is by a connecting seat 35 and upper rack posts 22 or lower fulcrum bar 23 pivot joints, also can be articulated on the hinge module of lower fulcrum bar 23 and upper rack posts 22 pivot joints.

This tent frame rod 2 further comprises a sub-strut bar 25, this sub-strut bar 25 is a U-bend bar, its two ends are respectively on the unidirectional hinge module that is also articulated on upper rack posts 22 or is articulated in lower fulcrum bar 23 and upper rack posts 22 pivot joints, to make the Peng Ding of tent rack after expansion fuller, unidirectional pivot joint is herein to make the relative upper rack posts 22 of sub-strut bar 5 launch counterclockwise only certain angle, as the nearly 90 degree angles in the present embodiment, if the excessive effect of shoring tent top that do not have of expanded angle.

As shown in Figure 2,3, tent rack of the present invention when in collapse state, each rod member be closing on base 1, the push rod 32 of flexible transfer bar mechanism 3 is to bounce back in from bar 31.Starting drive unit 33 works, drive push rod 32 relative bars 31 protruding, along with the elongation of flexible transfer bar mechanism 3, as shown in Figure 4,5, just when can driving lower fulcrum bar 23, upper rack posts 22 upwards to rotate, lifting pole 21 upwards rotates, until push rod 32 moves to nominal position, just each pole of tent rack is launched completely, as shown in Figure 6,7; Otherwise, when folding tent, start drive unit 33 reverse operations, pull push rod 32 to move in retraction seat bar 31, push rod 32 just can lose the thrusting action to lower fulcrum bar 23 or upper rack posts 22, each rod member rotates under the effect of gravity, until the complete folding of each pole can make tent in collapse state.

In sum, the present invention by two groups of poles of tent rack group 20 respectively pivot joint there is the flexible transfer bar mechanism 3 of drive unit 33, utilize to drive the change in length of expansion link and the exhibition of ejection tent rack is received and changed, make the structure of rooftop tent frame simpler; In addition, the pull rope of the relative prior art of structure of expansion link, not only motion path is short, and structural strength is good, therefore effectively ensures the stable and reliable of push-down tent rack performance.

The above, be only preferred embodiment of the present invention, not technical scope of the present invention is imposed any restrictions, thus variation or the modification in every case done according to claim of the present invention and manual, within all should belonging to the scope that patent of the present invention contains.

Claims

1. a push-down tent rack, comprises base, tent frame rod and controlling organization; Described tent frame rod comprises two groups of pole groups that are set in parallel in the base left and right sides, two groups of pole groups respectively comprise pole, upper rack posts and the lower fulcrum bar of sequentially pivot joint mutually, the other end of this pole is articulated in base front end, and the other end of lower fulcrum bar is articulated in the rear end of base; It is characterized in that: described controlling organization is the flexible transfer bar mechanism that is articulated in respectively two groups of pole groups above and has drive unit, one end of each flexible transfer bar mechanism is articulated in respectively the nearly rear portion of the base left and right sides, and the other end is articulated in respectively on upper rack posts or lower fulcrum bar.

2. push-down tent rack as claimed in claim 1, is characterized in that: described flexible transfer bar mechanism comprises the push rod of stretching motion in a bar and a present bar, also comprises the driving push rod drive unit of seat bar motion relatively.

3. push-down tent rack as claimed in claim 2, is characterized in that: the lower end of described seat bar is articulated by a holder and base; And the upper end of push rod is by a connecting seat and upper rack posts or lower fulcrum bar pivot joint.

4. push-down tent rack as claimed in claim 2, is characterized in that: described in, the lower end of seat bar is articulated by a holder and base; And the upper end of push rod is articulated on the hinge module of lower fulcrum bar and upper rack posts pivot joint.

5. push-down tent rack as claimed in claim 1, is characterized in that: described tent frame rod comprises a sub-strut bar, and this sub-strut bar is a U-bend bar, and its two ends are unidirectional being articulated on upper rack posts respectively.

6. push-down tent rack as claimed in claim 1, is characterized in that: described tent frame rod comprises a sub-strut bar, and this sub-strut bar is a U-bend bar, and its two ends are respectively on the unidirectional hinge module that is articulated in lower fulcrum bar and upper rack posts pivot joint.