CN2885688Y

CN2885688Y - Push bar reversible baby go-cart

Info

Publication number: CN2885688Y
Application number: CN 200620102841
Authority: CN
Inventors: 王凯
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-04-19
Filing date: 2006-04-19
Publication date: 2007-04-04
Anticipated expiration: 2016-04-19

Abstract

The utility model relates to a baby trammer with a reversal bar, which comprises a fixing pole with the cloth cover, a bar arranging on the outside of the fixing pole, a front foot duct rotating relatively with the fixing pole and a single hand folding apparatus. The utility model is characterized in that the single hand folding apparatus is arranged on the fixing pole. Compared with the prior technology, for the single hand folding apparatus of the utility model is arranged on the fixing pole, the intermediate parts are not needed for transmission. Moreover, folding trammer cannot be affected by the bar's position and state, thereby the trammer's folding function can be achieved by the operation of the single hand folding apparatus on the fixing pole. Therefore, the utility model has a simple structure, few components, a good reliability, a low cast, and is convenient for folding, which can be applied for improvement and utilization on the prior trammer.

Description

The doll carriage of reversible push bar

Technical field

The utility model relates to a kind of doll carriage, specifically refers to a kind of doll carriage of reversible push bar.

Background technology

In existing go-cart, usually handle is designed to switchable structure, in use, be convenient to people at any time with go-cart in the baby carry out parent-child communication, also can in time notice simultaneously the situation of baby in the car.And, the one-hand fold device often is installed, on above-mentioned handle to make things convenient for the collection of go-cart in order to reduce the go-cart volume under the running condition not.But the situation analysis after using from it as can be known: because the one-hand fold device is placed on the handle, therefore, want to make between the front foot pipe of the fixed link that is connected with the cloth cover and go-cart to relatively rotate, also must realize by the middleware transmission on the handle.Obviously, such structure can cause the go-cart parts many, makes, trouble is installed, and reliable transmission is poor, defect of high cost.Moreover, will drive middleware during the handle commutation and rotate together, make this middleware not have due gearing.That is to say that after the handle commutation, above-mentioned one-hand fold device can not be realized its folder function.Want Folding trolley under this state, can carry out after handle is resetted, therefore, such structure has been brought great inconvenience to the user.

Summary of the invention

Technical problem to be solved in the utility model is the present situation at prior art, provides a kind of no matter whether handle commutates, and all can make the one-hand fold device realize the reversible push bar doll carriage of its folder function.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: the doll carriage of this reversible push bar comprises the fixed link that is connected with cloth cover, is positioned at the handle in the fixed link outside and front foot pipe and the one-hand fold device that rotates with respect to fixed link, and it is characterized in that: described one-hand fold device is installed on the described fixed link.

As further improvement of the utility model, described one-hand fold device can comprise the handle that is sleeved on fixed link handrail position, be arranged on the safety switch of its rotation of control on the handle and be located in the interior left side of fixed link, right trailing cable, also be set with the drive block that is connected mutually with this handle on the handrail position in described handle simultaneously, being positioned at these drive block both sides can an axially movable left side, right slide block and make this left side, right slide block has the stage clip to drive block side shifting trend all the time, and a described drive block and a described left side, contact surface between right slide block is the inclined-plane, an above-mentioned left side, one end of right trailing cable respectively with this right side slide block, left slider is connected mutually, the other end is respectively by a left side, right connecting strap is connected in extension spring separately, and on a described left side, be respectively equipped with the stop pin that is exposed to outside the described fixed link sidewall on the right connecting strap, then be provided with the positioning groove that can embed above-mentioned stop pin in the end of described front foot pipe.

In such scheme, described safety switch also can have the push button of projection for inner surface belt, described handle is provided with the long guiding hole that inserts for this projection, simultaneously, on described drive block and the slide block of one of them, be respectively equipped with chute and position-limited trough, under state of nature, described projection is arranged in described chute and position-limited trough, and is provided with the spring that above-mentioned projection is moved to described position-limited trough direction all the time in the chute of described drive block.

Compared with prior art, because one-hand fold device of the present utility model is installed on the fixed link, thereby need not to adopt middleware to carry out transmission, and when Folding trolley, also no longer be subjected to the influence of handle location status, can directly on fixed link, operate the folder function that the one-hand fold device is realized go-cart.Therefore, the utility model is simple in structure, and part is few, good reliability, and cost is low, is convenient to folding the use, so be worth repacking in existing go-cart, use.

Description of drawings

Fig. 1 is the schematic perspective view of the utility model embodiment;

Fig. 2 is the schematic perspective view after the handle commutation among Fig. 1;

Fig. 3 is the structure cutaway view (safety switch is in the lock state) at handle position among Fig. 1;

Fig. 4 is the structural representation of upper and lower joint among Fig. 1;

Fig. 5 is in the structural representation at the handle place under the folded state for go-cart;

Fig. 6 is in the structural representation of upper and lower joint under the folded state for go-cart.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

Fig. 1 and Fig. 2, this doll carriage comprises fixed link 1, be positioned at the handle 2 in fixed link 1 outside, preceding tarpaulin 3, back tarpaulin 4, back support bar connects cloth cover 5 and front foot pipe, rear foot tube and be installed in before, the roller of rear foot tube lower end, wherein fixed link takes the shape of the letter U, its both ends are provided with upper joint 6 respectively, both sides are equipped with the fluffy bar in back and are connected cloth cover 5 with back support bar, and its handrail position is by rivet and left fixed cover 8a, right fixed cover 8b is equipped with the one-hand fold device, promptly this one-hand fold device no longer is related with handle 2, work as the handle Rotation With Changing backward like this, as shown in Figure 2, above-mentioned one-hand fold device still can carry out folder function.

Above-mentioned one-hand fold device can adopt various ways, in the present embodiment, it comprises the handle 9 that is sleeved on fixed link handrail position, be arranged on the safety switch 10 and the left trailing cable 11a that is located in the fixed link 1 of its rotation of control on the handle, right trailing cable 11b, as shown in Figure 3 and Figure 4, also be set with drive block 12 on the fixed link in handle 9, be positioned at the left slider 13a of drive block both sides, right slide block 13b and left stage clip 14a, right stage clip 14b, wherein drive block 12 is connected mutually with handle 9, a left side, right slide block is fixed with straight pin 15 separately respectively, in the corresponding position guiding groove 16 that this set pin 15 inserts on the fixed link, make a left side, right slide block can move axially along fixed link.And the contact surface between drive block and left and right slide block is the inclined-plane, and the both sides of left and right stage clip are butted on respectively between separately the fixed cover and slide block, makes left and right slide block have trend to the drive block side shifting all the time.One end of above-mentioned left and right trailing cable is connected mutually with this right side slide block, left slider respectively, the other end respectively by a left side in flakes, right connecting strap 21 is connected in an end of extension spring separately 22, the other end of each extension spring 22 then is individually fixed in the end of fixed link 1.And on described left and right connecting strap, also be respectively equipped with the stop pin 23 that is exposed to outside the fixed link sidewall, and be provided with the hypozygal 7 that matches with above-mentioned upper joint 6 in the upper end of front foot pipe, and the end face of front foot pipe is provided with the positioning groove 24 that can embed above-mentioned stop pin 23.

Described safety switch 10 has the push button of projection for inside face, and here, this projection corresponds respectively to the left projection 17a of left slider and drive block, right projection 17b by two and forms.And handle is provided with the long guiding hole 18 that inserts for this projection, simultaneously, on drive block and left slider, be respectively equipped with chute 19 and position-limited trough 20, under state of nature, described left projection 17a, right projection 17b lay respectively in above-mentioned position-limited trough 20 and the chute 19, and in the chute 19 of drive block, be provided with two ends and be butted on spring between right projection 17b and the chute inwall, make above-mentioned projection have the trend that moves to described position-limited trough direction all the time.

When go-cart need fold, promote insurance earlier to the right and close 10, drive a left side, right projection moves axially to the right, and compression spring, when left projection 17a leaves position-limited trough 20 on the left slider, when entering the chute 19 on the drive block, as shown in Figure 5, at this moment, rotate handle 9, drive drive block 12 and rotate, drive block is by the extruding left side, inclined-plane of its both sides, right slide block, make a left side, right slide block moves axially along the guide groove on the fixed link 16, and move on the pulling trailing cable separately, thereupon, a left side, move on right connecting strap and the stop pin, make stop pin break away from positioning groove, remove the locking between upper joint 6 and the hypozygal 7, referring to Fig. 6, at this moment, push fixed link downwards, can realize the folder function of go-cart.

After cancelling the application of force that acts on handle, under the effect of left stage clip 14a, right stage clip 14b and spring restoring force, safety switch returns to original lock-out state.

Claims

1, a kind of doll carriage of reversible push bar, it comprises the fixed link that is connected with cloth cover, is positioned at the handle in the fixed link outside and front foot pipe and the one-hand fold device that rotates with respect to fixed link, and it is characterized in that: described one-hand fold device is installed on the described fixed link.

2, the doll carriage of reversible push bar according to claim 1, it is characterized in that: described one-hand fold device comprises the handle that is sleeved on fixed link handrail position, be arranged on the safety switch of its rotation of control on the handle and be located in the interior left side of fixed link, right trailing cable, also be set with the drive block that is connected mutually with this handle on the handrail position in described handle simultaneously, being positioned at these drive block both sides can an axially movable left side, right slide block and make this left side, right slide block has the stage clip to drive block side shifting trend all the time, and a described drive block and a described left side, contact surface between right slide block is the inclined-plane, an above-mentioned left side, one end of right trailing cable respectively with this right side slide block, left slider is connected mutually, the other end is respectively by a left side, right connecting strap is connected in extension spring separately, and on a described left side, be respectively equipped with the stop pin that is exposed to outside the described fixed link sidewall on the right connecting strap, then be provided with the positioning groove that can embed above-mentioned stop pin in the end of described front foot pipe.

3, the doll carriage of reversible push bar according to claim 2, it is characterized in that: described safety switch is the push button that inside face has projection, described handle is provided with the long guiding hole that inserts for this projection, simultaneously, on described drive block and the slide block of one of them, be respectively equipped with chute and position-limited trough, under state of nature, described projection is arranged in described chute and position-limited trough, and is provided with the spring that above-mentioned projection is moved to described position-limited trough direction all the time in the chute of described drive block.