CN207496703U

CN207496703U - Trolley

Info

Publication number: CN207496703U
Application number: CN201721547691.2U
Authority: CN
Inventors: 刘旭东
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-11-17
Filing date: 2017-11-17
Publication date: 2018-06-15
Anticipated expiration: 2027-11-17

Abstract

The utility model discloses trolleys, including vehicle frame, wheel shaft, fold chassis and Y type connecting plates, vehicle frame includes two parallel body frame casings, two body frame casing one end pass through two Y types connecting plates and wheel axis connection, the other end is connected by communicating pipe, communicating pipe is equipped with axial channel, two body frame casing sides are equipped with guardrail, two pull rods are slidably connected in two body frame casings, two pull rod one end are connected by handle, and pin hole is equipped on the inside of the other end, elastic parts is equipped in the middle part of communicating pipe, elastic parts both ends are arranged with L-type bolt, and wheel shaft both ends are equipped with idler wheel；Trolley is by pull rod and is made of elastic parts L-type bolt and is hidden in locking structure in vehicle frame, it is not only practical and convenient, enhance the trolley scope of application, it is and overall beautiful, the stress performance of trolley is more the increase in by the improved Y types connecting plate of mechanical analysis simultaneously, it is durable, improve service life, and convenient processing and manufacture.

Description

Trolley

Technical field

The utility model is related to a kind of trolleys.

Background technology

Distance between conventional pushchairs pull rod and idler wheel is fixed, bad adaptability, cannot reach best in many cases Labor-saving effect, while traditional trolley structure is numerous and jumbled so that car body is heavy, increases the workload of user, and current All similar trolley products have pull rod service life short in the market, design the problem of unreasonable, and some products are in order to keep away Exempt from the common fault that pull rod is susceptible to, have no alternative but make increasingly complex foldable structure into.

For the problems in the relevant technologies, currently no effective solution has been proposed.

Utility model content

The use of the new type technical problems to be solved are to overcome existing technological deficiency, provide trolley, can effectively be solved Certainly the problems in background technology.

In order to solve the above technical problems, the technical solution that the utility model uses is；

Trolley is provided, including vehicle frame, wheel shaft, folds chassis and Y type connecting plates, the vehicle frame includes two parallel masters Frame casing, described two body frames casing one end pass through company by two Y types connecting plates and wheel axis connection, the two body frames casing other end Siphunculus connects, and the communicating pipe is equipped with axial channel close to Y type connecting plates side, and the two body frames casing is far from communicating pipe side Equipped with guardrail, two pull rods are slidably connected in the two body frames casing, two pull rod passes through handle far from body frame casing one end Connection, the two pull rods other end inside are arranged with pin hole, elastic parts, the elastic parts are equipped in the middle part of the communicating pipe Both ends are arranged with L-type bolt, the L-type bolt on one side perpendicular to pull rod, the L-type bolt another side by axial channel with Communicating pipe is slidably connected, and the wheel shaft both ends are equipped with idler wheel, and connecting rod, the folding are equipped in the middle part of the two parallel Y types connecting plate Chassis one end is hinged with connecting rod.

Further, the folding chassis is equipped with stent far from Y type connecting plates one end.

Further, the guardrail and folding chassis are process by the stainless reinforcing bars of 10mm.

Further, caging bolt is equipped on the wheel shaft on the outside of two idler wheels.

Further, the body frame casing and wheel shaft are connected to two branch ends on Y type connecting plates.

Further, the spacing range of described two parallel body frame casings is 13cm~15cm.

Further, the body frame casing and wheel shaft and Y type connecting plates are to be welded and fixed.

Further, the Y types connecting plate mobile jib end, which is hinged with, folds chassis tight locking button.

Further, in the middle part of the folding chassis lock shaft is equipped with close to folding chassis tight locking button.

The beneficial effects of the utility model：The utility model trolley is by pull rod and by elastic parts L-type bolt group It is not only practical and convenient into being hidden in locking structure in vehicle frame, the trolley scope of application is enhanced, and overall beautiful, led to simultaneously The stress performance that the improved Y types connecting plate of mechanical analysis is more the increase in trolley is crossed, it is durable, service life is improved, And convenient processing and manufacture.

Description of the drawings

It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model Some embodiments, for those of ordinary skill in the art, without creative efforts, can also be according to this A little attached drawings obtain other attached drawings.

Fig. 1 is the front view of one preferred embodiment of the utility model trolley；

Fig. 2 is the side view of one preferred embodiment of the utility model trolley.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art's all other embodiments obtained all belong to In the range of the utility model protection.

As shown in Figs. 1-2, according to trolley described in the utility model, including vehicle frame 1, wheel shaft 7, chassis 13 and Y are folded Type connecting plate 8, the vehicle frame 1 include two parallel body frame casings 2, and described two body frames casing, 2 one end passes through two Y types connecting plates 8 It is connect with wheel shaft 7, two body frames casing, 2 other end is connected by communicating pipe 3, and the communicating pipe 3 is close to Y types connecting plate 8 one Side is equipped with axial channel 12, and the two body frames casing 2 is equipped with guardrail 4 far from 3 side of communicating pipe, is slided in the two body frames casing 2 Dynamic to be connected with two pull rods 5, two pull rod 5 is connected far from 2 one end of body frame casing by handle 6, in two pull rods, 5 other end Side is arranged with pin hole 9, and 3 middle part of communicating pipe is equipped with elastic parts 10, and 10 both ends of elastic parts are arranged with L-type and insert Pin 11, described 11 one side of L-type bolt pass through axial channel 12 and communicating pipe 3 perpendicular to pull rod 5,11 another side of L-type bolt It is slidably connected, 7 both ends of wheel shaft are equipped with idler wheel 14, and two parallel 8 middle part of Y types connecting plate is equipped with connecting rod 13, the folding 13 one end of chassis is hinged with connecting rod 18.

In the present embodiment, the folding chassis 13 is equipped with stent 15 far from 8 one end of Y types connecting plate.

In the present embodiment, the guardrail 4 and folding chassis 13 are process by the stainless reinforcing bars of 10mm.

In the present embodiment, two idler wheels, 14 outside is equipped with caging bolt 19 on the wheel shaft 7.

In the present embodiment, the body frame casing 2 and wheel shaft 7 are connected to two branch ends on Y types connecting plate 8.

In the present embodiment, the spacing range of the two parallel body frame casing 2 is 13cm~15cm.

In the present embodiment, the body frame casing 2 and wheel shaft 7 and Y types connecting plate 8 are to be welded and fixed.

In the present embodiment, the 8 mobile jib end of Y types connecting plate, which is hinged with, folds chassis tight locking button 16.

In the present embodiment, 13 middle part of folding chassis is equipped with lock shaft 17 close to chassis tight locking button 16 is folded.

In conclusion by means of the above-mentioned technical proposal of the utility model, the utility model trolley by pull rod and It is made of elastic parts L-type bolt and is hidden in locking structure in vehicle frame, it is not only practical and convenient, the trolley scope of application is enhanced, And it is overall beautiful, while the stress performance of trolley is more the increase in by the improved Y types connecting plate of mechanical analysis, it is solid resistance to With improving service life, and convenient processing and manufacture.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection domain within.

Claims

1. trolley, which is characterized in that including vehicle frame（1）, wheel shaft（7）, fold chassis（13）With Y type connecting plates（8）, the vehicle Frame（1）Including two parallel body frame casings（2）, the two body frames casing（2）One end passes through two Y type connecting plates（8）With wheel shaft（7） Connection, the two body frames casing（2）The other end passes through communicating pipe（3）Connection, the communicating pipe（3）Close to Y type connecting plates（8）One Side is equipped with axial channel（12）, the two body frames casing（2）Far from communicating pipe（3）Side is equipped with guardrail（4）, the two body frames set Pipe（2）Inside slidably connect two pull rods（5）, two pull rod（5）Far from body frame casing（2）One end passes through handle（6）Connection, institute State two pull rods（5）Pin hole is arranged on the inside of the other end（9）, the communicating pipe（3）Middle part is equipped with elastic parts（10）, the bullet Property component（10）Both ends are arranged with L-type bolt（11）, the L-type bolt（11）On one side perpendicular to pull rod（5）, the L-type inserts Pin（11）Another side passes through axial channel（12）With communicating pipe（3）It is slidably connected, the wheel shaft（7）Both ends are equipped with idler wheel（14）, The two parallel Y types connecting plate（8）Middle part is equipped with connecting rod（18）, the folding chassis（13）One end and connecting rod（18）It is hinged.

2. trolley according to claim 1, which is characterized in that the folding chassis（13）Far from Y type connecting plates（8）One End is equipped with stent（15）.

3. trolley according to claim 2, which is characterized in that the guardrail（4）With folding chassis（13）By 10mm not Rust steel bar meter forms.

4. trolley according to claim 3, which is characterized in that the wheel shaft（7）Upper two idler wheel（14）Outside is equipped with limit Position bolt（19）.

5. trolley according to claim 4, which is characterized in that the body frame casing（2）And wheel shaft（7）It is connected to Y type connecting plates（8）Upper two branch end.

6. trolley according to claim 5, which is characterized in that the two parallel body frame casing（2）Spacing range be 13cm~15cm.

7. trolley according to claim 6, which is characterized in that the body frame casing（2）And wheel shaft（7）It is connect with Y types Plate（8）It is to be welded and fixed.

8. trolley according to claim 7, which is characterized in that the Y types connecting plate（8）Mobile jib end, which is hinged with, folds bottom Frame tight locking button（16）.

9. trolley according to claim 8, which is characterized in that the folding chassis（13）It is locked close to chassis is folded at middle part It links closely（16）Equipped with lock shaft（17）.