CN206522295U - A kind of automobile gearbox cylinder without dead band - Google Patents

Abstract

The utility model discloses a kind of automobile gearbox cylinder without dead band, including cylinder body and lateral resetting means；The upper socket of the cylinder body has piston rod, sealing ring is fixedly connected with the middle of the top of the cylinder body, oiliness bearing is fixedly connected with below the sealing ring, oil seal ring is provided with immediately below the oiliness bearing, the bottom bolt of the cylinder body has cylinder head, the left upper portion of the cylinder head is fixedly connected with respirator, the right side central of the cylinder head is connected with dust cover, the inside of the lateral resetting means is fixedly connected with spring conductor rod, spring is socketed with the outside of the spring conductor rod, the bottom of the lateral resetting means is fixedly connected with spring base.The utility model is transformed by overall structure in lateral resetting means and cylinder body, makes cooling in cylinder more uniform, the disappearance of cylinder base dead band, and flow velocity is also significantly lifted in cylinder, substantially increases the operating efficiency of cylinder.

Description

A kind of automobile gearbox cylinder without dead band

Technical field

The utility model is related to the technical field of gearbox cylinder, more particularly to a kind of automobile gearbox gas without dead band Cylinder.

Background technology

Automobile gearbox caused by gearbox is general, is divided into automatically and manually, and manual transmission is main by gear and axle group Into passing through different gear combination and produce variable-speed torque-converting；And automatic gear-box AT is by hydraulic torque converter, planetary gear and hydraulic pressure Steerable system is constituted, and variable-speed torque-converting is reached by way of fluid power transmission and gear combination, and gearbox cylinder is wherein Vital effect is played, but gearbox cylinder is typically all common common cylinder at present, and structure is relatively simple, causes gas Overall flow field and pressure field distribution are uneven in cylinder, and the distribution of its cooling water flow is also uneven, and the limitation of housing structure, its bottom Portion there are dead band, greatly reduce cylinder efficiency.

Utility model content

The purpose of this utility model is and a kind of vapour without dead band proposed in order to solve shortcoming present in prior art Car gearbox cylinder.

To achieve these goals, the utility model employs following technical scheme：

A kind of automobile gearbox cylinder without dead band, including cylinder body and lateral resetting means；The upper socket of the cylinder body Have to be fixedly connected with the middle of piston rod, the top of the cylinder body below sealing ring, the sealing ring and be fixedly connected with oil-containing axle Hold, oil seal ring is provided with immediately below the oiliness bearing, the bottom bolt of the cylinder body has cylinder head, a left side for the cylinder head Upper lateral part is fixedly connected with respirator, and the right side central of the cylinder head is connected with dust cover, the lateral resetting means it is interior Portion, which is fixedly connected with the outside of spring conductor rod, the spring conductor rod, is socketed with spring, the bottom of the lateral resetting means It is fixedly connected with spring base.

It is preferred that, the piston rod is socketed with piston through the middle part of cylinder body, the bottom of the piston rod.

It is preferred that, the piston rod is coordinated by oiliness bearing and cylinder body, is socketed between the piston rod and oiliness bearing.

It is preferred that, the sealing ring is symmetrically distributed in the both sides of piston rod, and the sealing ring uses V-structure, described close The material of seal is fluorubber.

It is preferred that, the cylinder body coordinates with piston, and the intracavity bottom of cylinder body is flat configuration.

It is preferred that, width small 6cm of the diameter than lateral resetting means of the spring conductor rod, the spring conductor rod Fall the acute angle for having a diameter of 5mm on top.

It is preferred that, the spring is through the middle part of spring conductor rod, and the top clamping of spring and spring base.

In the utility model, by using this automobile gearbox cylinder without dead band, piston can be made to lie directly against cylinder Body bottom, without dead band between being allowed to, substantially increases the service efficiency of cylinder, makes exhaust and air inlet more thorough, has prevented to be formed The possibility of steam air bag, and can efficiently ensure that piston rod is moved back and forth by setting lateral resetting means, and by setting Respirator can discharge high temperature and high pressure gas in cylinder, so as to ensure cylinder temperature pressure stability, can be protected by using oil seal ring Gasoline, diesel leakage sprays in card cylinder causes potential safety hazard outside cylinder.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the structural representation of the lateral resetting means of the utility model；

Fig. 3 is the structural representation of the utility model cylinder head.

In figure：1- piston rods；2- sealing rings；3- oiliness bearings；4- oil seal rings；5- pistons；6- cylinder bodies；7- cylinder head；8- Lateral resetting means；9- spring conductor rods；10- springs；11- spring bases；12- respirators；13- dust covers.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.

Reference picture 1-3, a kind of automobile gearbox cylinder without dead band, including cylinder body 6 and lateral resetting means 8；Its feature It is, the upper socket of cylinder body 6, which has, is fixedly connected with sealing ring 2, the lower section of sealing ring 2 in the middle of piston rod 1, the top of cylinder body 6 Oiliness bearing 3 is fixedly connected with, the underface of oiliness bearing 3 is provided with oil seal ring 4, and the bottom bolt of cylinder body 6 has cylinder head 7, The left upper portion of cylinder head 7 is fixedly connected with respirator 12, and the right side central of cylinder head 7 is connected with dust cover 13, lateral to reset The inside of device 8 is fixedly connected with spring conductor rod 9, and the outside of spring conductor rod 9 is socketed with spring 10, lateral resetting means 8 Bottom be fixedly connected with spring base 11.Piston rod 1 is socketed with piston 5 through the middle part of cylinder body 6, the bottom of piston rod 1, living Stopper rod 1 is coordinated by oiliness bearing 3 with cylinder body 6, is socketed between piston rod 1 and oiliness bearing 3, and sealing ring 2 is symmetrically distributed in work The both sides of stopper rod 1, sealing ring 2 uses V-structure, and the material of sealing ring 2 is fluorubber, and cylinder body 6 coordinates with piston 5, and cylinder body 6 Intracavity bottom be flat configuration, width small 6cm of the diameter than lateral resetting means 8 of spring conductor rod 9, spring conductor rod 9 Top fall the acute angle for having a diameter of 5mm, spring 10 is through the middle part of spring conductor rod 9, and spring 10 and spring base 11 Top clamping.

Operation principle：When using this automobile gearbox cylinder without dead band, piston rod 1 does reciprocal fortune in cylinder It is dynamic, and the sealing ring 2 and oil seal ring 4 on the top of cylinder body 6 then ensure that piston 5 does not have other gasoline under the drive of piston rod 1 With the leakage of liquid, and when piston 5 is moved downwardly to minimum point, piston 5 is completely attached to the bottom of cylinder body 6, the bottom of cylinder body 6 without Dead band, the waste gas after burning is all discharged outside cylinder, and air is entered in cylinder by air admission hole, now in lateral resetting means 8 Spring 10 shrink, then spring 10 using elastic potential energy band piston 5 move up, air inlet bore closure, spring 10 is unfolded, right Combustion mixture compresses, and is burnt by the plug ignition of cylinder head 7, externally acting, and what respirator 12 was then produced in cylinder 6 High temperature and high pressure gas are discharged.

It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model Within enclosing.

Claims (7)

1. a kind of automobile gearbox cylinder without dead band, including cylinder body（6）With lateral resetting means（8）；Characterized in that, described Cylinder body（6）Upper socket have piston rod（1）, the cylinder body（6）Top in the middle of be fixedly connected with sealing ring（2）, it is described close Seal（2）Lower section be fixedly connected with oiliness bearing（3）, the oiliness bearing（3）Underface be provided with oil seal ring（4）, institute State cylinder body（6）Bottom bolt have cylinder head（7）, the cylinder head（7）Left upper portion be fixedly connected with respirator（12）, institute State cylinder head（7）Right side central be connected with dust cover（13）, the lateral resetting means（8）Inside be fixedly connected with spring Guide rod（9）, the spring conductor rod（9）Outside be socketed with spring（10）, the lateral resetting means（8）Bottom fix It is connected with spring base（11）.

2. a kind of automobile gearbox cylinder without dead band according to claim 1, it is characterised in that the piston rod（1） Through cylinder body（6）Middle part, the piston rod（1）Bottom be socketed with piston（5）.

3. a kind of automobile gearbox cylinder without dead band according to claim 1, it is characterised in that the piston rod（1） Pass through oiliness bearing（3）With cylinder body（6）Coordinate, the piston rod（1）With oiliness bearing（3）Between be socketed.

4. a kind of automobile gearbox cylinder without dead band according to claim 1, it is characterised in that the sealing ring（2） It is symmetrically distributed in piston rod（1）Both sides, the sealing ring（2）Using V-structure, the sealing ring（2）Material be fluorine rubber Glue.

5. a kind of automobile gearbox cylinder without dead band according to claim 1, it is characterised in that the cylinder body（6）With Piston（5）Coordinate, and cylinder body（6）Intracavity bottom be flat configuration.

6. a kind of automobile gearbox cylinder without dead band according to claim 1, it is characterised in that the spring conductor rod （9）Diameter than lateral resetting means（8）The small 6cm of width, the spring conductor rod（9）Top fall to have a diameter of 5mm's Acute angle.

7. a kind of automobile gearbox cylinder without dead band according to claim 1, it is characterised in that the spring（10）Pass through It is through at spring conductor rod（9）Middle part, and spring（10）With spring base（11）Top clamping.