CN202588052U

CN202588052U - Arrestment mechanism for pet tractor

Info

Publication number: CN202588052U
Application number: CN 201120434571
Authority: CN
Inventors: 李国健
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-11-01
Filing date: 2011-11-01
Publication date: 2012-12-12
Anticipated expiration: 2021-11-01

Abstract

An arrestment mechanism for a pet tractor is provided. Aiming at disadvantages of locking mechanism in existing pet tractor, the pet tractor is provided. The pet tractor is capable of being operated by a thumb of a single hand, and chain rope of the pet tractor can be collected, released, and locked by the thumb of the single hand. A technical scheme employed to solve the technical problem is that the pet tractor comprises a main body housing, a rotatable chain rope disc is arranged inside the main body housing, the chain rope disc is winded by the chain rope, the arrestment mechanism is arranged between the chain rope disc and the main body housing, and the pet tractor whole body is formed. The designed arrestment mechanism for the pet tractor is characterized in that a purpose of locking and releasing the chain rope by the thumb of the single hand is reached through the locking mechanism. Compared with the prior art, the arrestment mechanism for the pet tractor has advantages of simple operation, and only one finger is needed to realize collecting, releasing, and locking of the chain rope. And the arrestment mechanism for the pet tractor has simple structure, only three parts are employed to realize the needed function.

Description

The arrestment mechanism of pet tractor

Technical field

The utility model relates to a kind of arrestment mechanism of pet tractor.

Background technology

As if raising pets is very general abroad, and some developed countries are pet feeding all in every family, quantity is very huge.China is a pet supplies big producing country, can both see the pet supplies that China produces all over the world, and the Chinese exports pet supplies have formed a very big industry.In addition, in recent years, along with reform and opening-up, the domestic common people's life has had large increase, and the family of pet feeding is also increasing, and development speed is very fast, to the demand of pet supplies also in swift and violent increase.Pet supplies are of a great variety, and wherein the tractor of dog is exactly a kind of.The tractor of dog has developed into the chain rope and has been hidden in a plastic casing or the metal box from a chain rope of tube list, can also can lock by automatic deploying and retracting, and the pattern function is also each has something to recommend him.With regard to arrestment mechanism, of a great variety, down tens of kinds, but a lot of kind is all unsatisfactory, and various defectives are arranged, want the both hands joint operation such as what have, trouble seems; Though the one hand that has can be operated, several fingers and usefulness, use inconvenience; The complex structure that has, accessory is many, produces the assembling trouble, and production efficiency is low.So, be necessary to count the arrestment mechanism of establishing pet dog tractor a kind of simple in structure, easy to operate, satisfactory for result.And, also can increase a kind, strive for bigger export share.

The utility model content

The purpose of the utility model is, to the deficiency of pet tractor arrestment mechanism in the market, proposes a kind of one hand and just can operate, can folding and unfolding, and the pet tractor arrestment mechanism of can sway chain restricting, while market has also increased a kind.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of pet tractor; It includes body shell; On the inherent chain cheese of the body shell axle core rotating chain cheese is installed; Be wound with the chain rope on the chain cheese, be provided with arrestment mechanism between chain cheese and the body shell, thereby constitute main part.It is characterized in that unified locking and the release function mechanism of lock bracket and J-shaped button composition.

The spring shaft that is connected as a single entity with lock bracket is arranged on the lock bracket, be with spring on the spring shaft.

The support shaft that is connected as a single entity with lock bracket is arranged on the lock bracket.

There is the J-shaped button that is connected as a single entity with lock bracket to be inserted in support shaft on the lock bracket.

The spring stop that is connected as a single entity with body shell is arranged on the body shell, and spring one end props up on the spring stop.

The snap close baffle plate that is connected as a single entity with body shell is arranged on the body shell.

J-shaped button back is near the snap close baffle plate, and when J-shaped button during toward lower slider, right-angle turning place, J-shaped button back can be fastened by the snap close baffle plate.

It is characterized in that the J-shaped button is installed on the lock bracket through the snap close axle, spring is inserted on the spring shaft, and the spring other end props up spring stop.When arrestment mechanism was in release conditions, lock bracket bottom broke away from chain cheese limiting block, and the J-shaped button is concordant with lock bracket, and the chain cheese freely rotates, restricted not, and chain is restricted and can be freed in and out.

Pacify following time when the J-shaped button, lock bracket together glides together with the J-shaped button, and the chain cheese is inserted in the lock bracket lower end, blocks chain cheese limiting block, has stoped freely rotating of chain cheese, thereby has placed restrictions on the turnover of chain rope.

Meanwhile, finger moved in peace following time backward, made J-shaped button and lock bracket lose concordant state, formed certain angle.The back of J-shaped button falls into the snap close baffle plate, and under the elastic force effect of spring, the back of J-shaped button is fastened by the snap close baffle plate, although remove the effect of finger external force, whole arrestment mechanism has been fixed under the snap close baffle plate, has promptly realized the lock-out state of chain rope.

Discharge again, with the action that the finger work pushes away, the snap close baffle plate is left at the back of J-shaped button; The J-shaped button is concordant with lock bracket, and under spring action, lock bracket together rises together with the J-shaped button; The lock bracket lower end breaks away from the chain cheese, has recovered freely rotating of chain cheese, and the chain rope can free in and out.

Compared with prior art, the advantage of the utility model is: easy to operate, only with a finger, just can realize the folding and unfolding and the locking of chain rope.Structure tube list has only used three other accessories just to accomplish required function; Most pet tractors are with two springs, and the utility model is only used a spring.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

Fig. 1 is the utility model embodiment overall structure sketch map;

Fig. 2 is the utility model arrestment mechanism release conditions sketch mapes;

Fig. 3 is the utility model arrestment mechanism lock-out state sketch map.

Among the figure, 1. body shell, 2. lock bracket, 3.J type button, 4. chain cheese, 5. chain rope, 6. chain cheese axle core, 11. spring stops, 12. snap close baffle plates, 21. support shafts, 22. spring shafts, 23. springs, 41. chain cheese limiting blocks.

Embodiment

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

Like Fig. 1, Fig. 2, shown in Figure 3, this pet tractor, it includes body shell 1; Through chain cheese axle core 6 rotating chain cheese 4 is installed in the body shell 1, is wound with chain rope 5 on the chain cheese 4, chain 5 one ends of restricting are fixed on the chain cheese 4; The other end is through body shell 1; Stretch out the outside of body shell 1, body shell 1 limit is provided with the arrestment mechanism combination in addition, thereby constitutes the main part of pet tractor arrestment mechanism.

The crucial part of its invention is a kind of arrestment mechanism.

Present embodiment is in practical implementation, and arrestment mechanism is by lock bracket 2, J-shaped button 3, spring 23, and some functional structures that are connected with other parts with body shell 1.They are spring stops 11, snap close baffle plate 12, support shaft 21, spring shaft 22 and chain cheese limiting block 41.

The process of its enforcement is, J-shaped button 3 is installed on the lock bracket 2 through support shaft 21, and the spring shaft 22 that is connected as a single entity with lock bracket 2 is arranged on the lock bracket 2, is with spring 23 on the spring shaft 22, and spring 23 other ends prop up spring stop 11.When the arrestment mechanism function was in release conditions, lock bracket 2 bottoms broke away from chain cheese limiting block 41, and J-shaped button 3 is concordant with lock bracket 2, and chain cheese 4 freely rotates, restricted not, and chain is restricted and 5 can be freed in and out.

Pacify following time at J-shaped button 3, lock bracket 2 together glides together with J-shaped button 3, and lock bracket 2 lower end skewers are gone into chain cheese 4, block chain cheese limiting block 41, have stoped freely rotating of chain cheese 4, thereby has placed restrictions on the turnover of chain rope 5, has promptly accomplished the locking of chain rope 5.

Meanwhile, finger is down mobile backward during J-shaped button 3 in peace, makes J-shaped button 3 lose concordant state with lock bracket 2, forms certain angle.Meanwhile, the back of J-shaped button 3 falls into snap close baffle plate 12, under the elastic force effect of spring 23; The back of J-shaped button 3 is fastened by snap close baffle plate 12; Although remove the effect of finger external force, whole arrestment mechanism has been fixed on the snap close baffle plate 12 times, has promptly realized the lock-out state of chain rope 5.

Discharge again, with the action that finger pushes away J-shaped button 3 works, J-shaped button 3 is concordant with lock bracket 2; Snap close baffle plate 12 is left at the back of J-shaped button 3; Under spring 23 effects, lock bracket 2 together rises together with J-shaped button 3, and lock bracket 2 lower ends break away from chain cheese limiting block 41; Recovered freely rotating of chain cheese 4, chain rope 5 turnover that affranchises.

Compared with prior art, the advantage of the utility model is: easy to operate, only with a finger, just can realize the folding and unfolding and the locking of pull rope.And structure tube list, only used three other accessories just to accomplish the arrestment mechanism required function; The arrestment mechanism of most pet tractors need use two springs, and the utility model is only used a spring.

Claims

1. the arrestment mechanism of a pet tractor; Comprise body shell (1), chain cheese axle core (6) is installed on the body shell (1), rotating chain cheese (4) is installed on the chain cheese axle core (6); Be wound with chain rope (5) on the chain cheese (4); Be provided with arrestment mechanism between chain cheese (4) and the body shell (1), thereby constitute main part, it is characterized in that lock bracket (2) and unified locking and the release function mechanism of J-shaped button (3) composition.

2. the arrestment mechanism of pet tractor according to claim 1 is characterized in that the spring shaft (22) that is connected as a single entity with lock bracket (2) is arranged on the lock bracket (2), is with spring (23) on the spring shaft (22).

3. the arrestment mechanism of pet tractor according to claim 1 is characterized in that the support shaft (21) that is connected as a single entity with lock bracket (2) is arranged on the lock bracket (2).

4. according to the arrestment mechanism of claim 2 or 3 described pet tractors, it is characterized in that having on the lock bracket (2) the J-shaped button (3) that is connected as a single entity with lock bracket (2) to be inserted in support shaft (21).

5. the arrestment mechanism of pet tractor according to claim 1 and 2 is characterized in that the spring stop (11) that is connected as a single entity with body shell (1) is arranged on the body shell (1), and spring (23) one ends prop up on the spring stop (11).

6. the arrestment mechanism of pet tractor according to claim 1 is characterized in that the snap close baffle plate (12) that is connected as a single entity with body shell (1) is arranged on the body shell (1).

7. according to the arrestment mechanism of claim 1 or 6 described pet tractors, it is characterized in that J-shaped button (3) back near snap close baffle plate (12), when J-shaped button (3) when the lower slider, right-angle turning place, J-shaped button (3) back can be fastened by snap close baffle plate (12).