CN110778391A

CN110778391A - Turbine with long service life

Info

Publication number: CN110778391A
Application number: CN201911143802.7A
Authority: CN
Inventors: 何华永
Original assignee: Hangzhou Nanzhixin Technology Co Ltd
Current assignee: Chuangkebang (Shandong) Technology Service Co.,Ltd.
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-02-11
Anticipated expiration: 2039-11-20
Also published as: CN110778391B

Abstract

The invention discloses a turbine with a long service life, which comprises a machine body, wherein an air inlet is formed in the right side of the machine body, an air outlet is formed in the left side of the machine body, a dispensing motor is opened, a motor shaft and a moving block are driven to rotate, a driven block, an extension sliding block and an adjusting block are driven to move towards the left side and the right side, the diameter of a pressure pipeline can be controlled, and the rotating speed of the turbine is increased.

Description

Turbine with long service life

Technical Field

The invention relates to the field of automobiles, in particular to a turbine with a long service life.

Background

With the development of the automobile field, in order to save energy and reduce emission and ensure power, the development of a turbine is better and better, the turbine is an engine which utilizes fluid to impact an impeller to rotate so as to generate power, so that the engine can obtain higher power under the condition that the displacement of the engine is limited, and the performance of the automobile can be improved;

however, the turbine itself is a very fragile device, and once some problems occur, the turbine can only be repaired by replacing a new turbine, in winter, the turbine needs to be warmed up by starting the engine to ensure the smooth operation of the turbine, the warm-up needs a long time, and in some cases, the engine may have a cylinder knock or a clean condition that exhaust gas is suddenly increased, and if the turbine is not protected, the turbine is easy to damage.

Disclosure of Invention

The object of the present invention is to provide a turbomachine with a long service life, in order to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a turbine with long service life comprises a machine body, wherein an air inlet is formed in the right side of the machine body, an exhaust port is formed in the left side of the machine body, fan spaces are symmetrically formed in the left side of the machine body and communicated with the exhaust port, a turbine is arranged between the two fan spaces and communicated with the air inlet, turbines are symmetrically connected to the left side and the right side of each turbine, a detection pipeline is arranged on the upper side of each turbine, a rear wall cavity is formed in the rear side wall of the detection pipeline, an air pressure space is formed in the bottom side of the detection pipeline, a reset sliding groove is formed in the top wall of the detection pipeline, a preheating device for shortening the preheating time of the turbines is arranged in the detection pipeline, each preheating device comprises an air inlet which is slidably mounted in the rear wall cavity, and a lifting block is fixedly arranged on the front side of a sliding rod, the gas which is extremely easy to expand when the temperature rises is arranged in the air pressure space, a pushing plate which is abutted against the lifting block is connected between the top wall of the air pressure space and the bottom wall of the detection pipeline in a sliding manner, an air outlet pipeline is arranged on the right side of the detection pipeline, an adjusting pipeline is arranged on the left side of the detection pipeline, a winding pipeline and a short pipe are communicated between the adjusting pipeline and the air outlet pipeline, the short pipe is communicated with the reset chute, a reset sliding plate which is abutted against the lifting block is connected in the reset chute in a sliding manner, a groove which can be communicated with the short pipe is arranged in the reset sliding plate, a reset spring is connected between the reset sliding plate and the reset chute, baffle plates which are connected with the detection pipeline in a sliding manner are symmetrically hinged on the left side and the right side of the front side of the lifting block, the adjusting pipeline can be sealed by the, the right side the top side in fan space set firmly with the engine of the pipeline switch-on of giving vent to anger, the top side of adjusting the pipeline is equipped with adjusts the chamber, the rear side in regulation chamber is equipped with the drive block, the drive block with it is used for adjusting the adjusting device that how much the turbine use amount was between the chamber to adjust, the left side intercommunication of adjusting the pipeline have with the exhaust duct of gas vent intercommunication, the diapire intercommunication of adjusting the pipeline have with the left side communicating pipeline under pressure in fan space, pipeline under pressure's rear side is equipped with initiative chamber, initiative chamber with be equipped with the protection device who is used for protecting turbine device between the little spring.

On the basis of the technical scheme, the adjusting device comprises adjusting cavities which are arranged on two side walls of the pressure pipeline in a bilateral symmetry mode, the rear side wall of each adjusting cavity is communicated with the driving block, a through cavity is communicated between the driving block and the adjusting cavity, a blending motor is fixedly arranged on the right side wall of the adjusting cavity, a motor shaft which is rotatably connected with the left side wall of the adjusting cavity is in power connection with the blending motor, a moving block is fixedly arranged on the motor shaft, driven blocks are connected in the moving block in a bilateral symmetry mode in a sliding mode, an extending sliding block which is slidably connected with the through cavity is fixedly arranged on the bottom side of each driven block, a small spring is connected between each extending sliding block and the through cavity, and an adjusting block which can seal the pressure pipeline is fixedly arranged on the bottom surface of each extending sliding block.

On the basis of the technical scheme, the protection device comprises a frontal baffle sliding groove and an opening cavity which are arranged on the left side wall of the pressure pipeline, the rear side wall of the baffle sliding groove is communicated with the driving cavity, the right side wall of the exhaust pipeline is provided with a right side cavity, the front side wall and the rear side wall of the right side cavity and the front side wall and the rear side wall of the driving cavity are rotatably connected with a through shaft, the front side wall and the rear side wall of the opening cavity and the front side wall and the rear side wall of the driving cavity are rotatably connected with an extending shaft, the front sides of the through shaft and the extending shaft are symmetrically and fixedly provided with an air speed detector, the rear sides of the through shaft and the extending shaft are symmetrically and fixedly provided with rotating wheels, each rotating wheel is slidably connected with eight wave blocks, a compression spring is connected between each wave block and the rotating wheels, the rear side wall of the driving cavity is provided with a fixture spring, the bottom wall of the, the bottom surface of initiative piece set firmly can with the downside the slip space of ripples piece butt, sliding connection have in the initiative piece can with fixture block chamber sliding connection's kicking block, the kicking block with be connected with the thin pole between the initiative piece, sliding connection has the fixture block in the fixture block chamber, the fixture block with be connected with the fixture block spring between the fixture block chamber, the top surface of fixture block set firmly can with the upside the slip space of ripples piece butt, sliding connection has the closure baffle in the baffle spout, closure baffle with be connected with the thin pole between the initiative piece.

On the basis of the technical scheme, the diameter of the pressure pipeline is far larger than that of the exhaust pipeline, so that the tail gas flowing through the pressure pipeline is far more than that in the exhaust pipeline.

On the basis of the technical scheme, the driving block is connected with the connecting spring between the driving cavities, the elastic force of the connecting spring is very large, and the driving block can be always pushed to be attached to the right side wall of the driving cavity when the automobile runs daily.

In conclusion, the beneficial effects of the invention are as follows: this device can realize arranging when less at the car through the turbine, produce great power, compare in traditional turbine engine, this device can accelerate the preheating to the turbine, thereby make in winter, when using this device, the turbine is difficult to damage, thereby the life-span of turbine has been improved, the rotational speed size of turbine can be adjusted to this device simultaneously, thereby can use lower turbine rotational speed mode in the urban area, thereby turbine overuse has been prevented, simultaneously when tail gas increases suddenly, this device can in time protect the turbine, prevent that the turbine is because great tail gas, and cause the problem that the turbine damaged because of the rotational speed is too fast.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic overall cross-sectional front view of a high life turbine according to the present invention;

FIG. 2 is a front cross-sectional view of the rear side of FIG. 2 in accordance with the present invention;

fig. 3 is a partial enlarged view of the invention at a in fig. 2.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations where mutually exclusive features and/or steps are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

The invention will now be described in detail with reference to fig. 1-3, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, front and rear directions described below correspond to the front, back, left, right, top and bottom directions of the view direction of fig. 1, fig. 1 is a front view of the apparatus of the present invention, and the directions shown in fig. 1 correspond to the front, back, left, right, top and bottom directions of the apparatus of the present invention.

Referring to fig. 1-3, an embodiment of the present invention is shown: a turbine with long service life comprises a machine body 21, wherein an air inlet 38 is arranged on the right side of the machine body 21, an air outlet 45 is arranged on the left side of the machine body 21, fan spaces 44 are symmetrically arranged in the machine body 21 in the left-right direction, the fan space 44 on the left side is communicated with the air outlet 45, the fan space 44 on the right side is communicated with the air inlet 38, a turbine 43 is arranged between the two fan spaces 44, a turbine shaft 89 is rotatably connected in the turbine 43, turbines 40 are symmetrically and fixedly arranged on the left side and the right side of the turbine shaft 89, a detection pipeline 35 is arranged on the upper side of the turbine 43, a rear wall cavity 48 is arranged on the rear side wall of the detection pipeline 35, an air pressure space 90 is arranged on the bottom side of the detection pipeline 35, a reset chute 33 is arranged on the top wall of the detection pipeline 35, the preheating device 101 comprises an air inlet 38 slidably mounted in the rear wall cavity 48, a lifting block 88 is fixedly arranged on the front side of the sliding rod 39, gas which is extremely easy to expand when the temperature is increased is arranged in the air pressure space 90, a pushing plate 42 which is abutted against the lifting block 88 is slidably connected between the top wall of the air pressure space 90 and the bottom wall of the detection pipeline 35, an air outlet pipeline 27 is arranged on the right side of the detection pipeline 35, an adjusting pipeline 29 is arranged on the left side of the detection pipeline 35, a winding pipeline 41 and a short pipe 30 are communicated between the adjusting pipeline 29 and the air outlet pipeline 27, the short pipe 30 is communicated with the reset chute 33, a reset sliding plate 34 which is abutted against the lifting block 88 is slidably connected in the reset chute 33, a groove which can be communicated with the short pipe 30 is arranged in the reset sliding plate 34, and a reset spring 32 is connected between the reset sliding plate 34 and the reset chute 33, the left side and the right side of the front side of the lifting block 88 are symmetrically hinged with baffle plates 36 which are in sliding connection with the detection pipeline 35, wherein the baffle 36 on the left side can seal the adjusting pipeline 29, the baffle 36 on the right side can seal the air outlet pipeline 27, the top side of the fan space 44 on the right side is fixedly provided with the engine 28 communicated with the air outlet pipeline 27, the top side of the adjusting pipeline 29 is provided with an adjusting cavity 25, the rear side of the adjusting cavity 25 is provided with a driving block 61, an adjusting device 102 for adjusting the amount of the used turbine is arranged between the driving block 61 and the adjusting cavity 25, an exhaust pipeline 57 communicated with the exhaust port 45 is communicated with the left side of the adjusting pipeline 29, the bottom wall of the adjusting duct 29 is communicated with a pressure duct 54 communicated with the left fan space 44, the rear side of the pressure pipeline 54 is provided with a driving cavity 74, and a protection device 103 for protecting the turbine device is arranged between the driving cavity 74 and the small spring 59.

In addition, in one embodiment, the adjusting device 102 includes adjusting cavities 55 symmetrically disposed on two side walls of the pressure pipe 54, a rear side wall of the adjusting cavity 55 is communicated with the driving block 61, a through cavity 58 is communicated between the driving block 61 and the adjusting cavity 25, a dispensing motor 26 is fixedly disposed on a right side wall of the adjusting cavity 25, a motor shaft 22 rotatably connected to a left side wall of the adjusting cavity 25 is dynamically connected to the dispensing motor 26, a moving block 23 is fixedly disposed on the motor shaft 22, driven blocks 24 are slidably connected to the moving block 23 in a left-right manner, an extending slider 60 slidably connected to the through cavity 58 is fixedly disposed on a bottom side of each driven block 24, a small spring 59 is connected between each extending slider 60 and the through cavity 58, an adjusting block 56 capable of sealing the pressure pipe 54 is fixedly disposed on a bottom surface of each extending slider 60, therefore, the dispensing motor 26 is turned on, so that the motor shaft 22 and the moving block 23 are driven to rotate, and the driven block 24, the extension sliding block 60 and the adjusting block 56 are driven to move towards the left and the right, so that the diameter of the pressure pipeline 54 can be controlled, and the rotating speed of the turbine 40 can be controlled.

In addition, in one embodiment, the protection device 103 includes a baffle sliding chute 50 and an open cavity 47 disposed on a left side wall of the pressure pipe 54, a rear side wall of the baffle sliding chute 50 is communicated with the driving cavity 74, a right side cavity 51 is disposed on a right side wall of the exhaust pipe 57, a penetrating shaft 52 is rotatably connected to front and rear side walls of the right side cavity 51 and front and rear side walls of the driving cavity 74, an extending shaft 46 is rotatably connected to front and rear side walls of the open cavity 47 and front and rear side walls of the driving cavity 74, wind speed detectors 53 are symmetrically fixed on the front sides of the penetrating shaft 52 and the extending shaft 46, rotating wheels 72 are symmetrically fixed on rear sides of the penetrating shaft 52 and the extending shaft 46, eight wave blocks 73 are slidably connected in each rotating wheel 72, a compression spring 71 is connected between each wave block 73 and the rotating wheel 72, a clamping block spring 63 is disposed on a rear side wall of the driving cavity 74, the bottom wall of the fixture block spring 63 is provided with a driving cavity 65, the driving cavity 65 is slidably connected with an active block 69, the bottom surface of the active block 69 is fixedly provided with a sliding space 86 which can be abutted against the wave block 73 at the lower side, the active block 69 is slidably connected with an ejector block 67 which can be slidably connected with the fixture block cavity 70, a thin rod 68 is connected between the ejector block 67 and the active block 69, the fixture block cavity 70 is slidably connected with a fixture block 62, the fixture block spring 63 is connected between the fixture block 62 and the fixture block cavity 70, the top surface of the fixture block 62 is fixedly provided with a sliding space 85 which can be abutted against the wave block 73 at the upper side, the baffle chute 50 is slidably connected with a closing baffle 49, and a thin rod 68 is connected between the closing baffle 49 and the active block 69, so that when the airflow in the pressure pipeline 54 is suddenly increased to the turbine 40, the rotating speed of the wind speed detector 53 at the right side and the extension shaft 46 are rapidly increased, so that the rotation speed of the lower runner 72 is increased, the wave block 73 slides out by centrifugal force, the wave block 73 drives the sliding space 86, the driving block 69, the thin rod 68 and the closing baffle 49 to move to the left, so that the pressure pipe 54 is closed, the top block 67 is clamped in the clamping block cavity 70 while the driving block 69 moves to the left, then the driving block 69 is always positioned at the leftmost side, the exhaust gas flow speed of the left exhaust gas pipe 57 is suddenly increased, so that the rotation speed of the left wind speed detector 53 is suddenly increased, the rotation speed of the penetrating shaft 52 and the upper runner 72 is increased, so that the wave block 73 rotates out, so that the sliding space 85 and the penetrating shaft 52 move to the left, and when the air flow in the exhaust gas pipe 57 is reduced, the rotation speed of the left wind speed detector 53 and the penetrating shaft 52 is reduced, the wave block 73 at the upper side is retracted, the latch spring 63 is reset, and the latch 62 is pushed to the right, so that the top block 67 is pushed out of the latch cavity 70, the active block 69, the thin rod 68 and the closing flap 49 are reset, and the pressure pipe 54 is opened again.

Additionally, in one embodiment, the diameter of the pressure line 54 is much larger than the diameter of the exhaust line 57, such that the exhaust gas flowing through the pressure line 54 is much larger than the exhaust gas in the exhaust line 57.

In addition, in one embodiment, a connecting spring 64 is connected between the active block 69 and the driving cavity 65, and the elastic force of the connecting spring 64 is very large, so that the active block 69 can be always pushed to be attached to the right side wall of the driving cavity 65 during the daily driving of the automobile.

In the initial state, the regulating block 56 is at the extreme right, the pressure line 54 is switched on, the turbine 43 is at a lower temperature, the short pipe 30 is closed and the winding line 41 is open.

When the vehicle needs to be driven, the engine 28 is firstly opened, so that air is sucked into the engine 28 from the air inlet 38, the fan space 44 and the air inlet pipeline 31, tail gas is discharged through the air outlet pipeline 27, so that the air in the turbine 43 and the air pressure space 90 is heated, when the temperature of the air in the air pressure space 90 rises and expands, the pushing plate 42 is driven to move upwards, so that the sliding rod 39, the lifting block 88 and the reset sliding plate 34 are driven to move upwards, the short pipe 30 is opened, the baffle plate 36 moves towards two sides through the hinged rod 37, the winding pipeline 41 is closed, and the function of preheating the turbine 43 is completed;

when the rotating speed of the turbine 40 needs to be increased, the dispensing motor 26 is turned on, so that the motor shaft 22 and the moving block 23 are driven to rotate, the driven block 24, the extension sliding block 60 and the adjusting block 56 are driven to move towards the left side and the right side, the diameter of the pressure pipeline 54 can be controlled, and the rotating speed of the turbine 40 can be increased;

when the airflow in the pressure pipe 54 suddenly increases to the point that the turbine 40 cannot bear the airflow, the rotation speeds of the right-side air speed detector 53 and the extension shaft 46 are rapidly increased, so that the rotation speed of the lower-side runner 72 is increased, the wave block 73 slides out by centrifugal force, the wave block 73 drives the sliding space 86, the driving block 69, the thin rod 68 and the closing baffle 49 to move to the left, so that the pressure pipe 54 is closed, the top block 67 is clamped in the clamping block cavity 70 while the driving block 69 moves to the left, then the driving block 69 is always positioned at the leftmost side, the exhaust airflow speed of the left-side exhaust pipe 57 is suddenly increased, the rotation speed of the left-side air speed detector 53 is suddenly increased, the rotation speeds of the penetrating shaft 52 and the upper-side runner 72 are increased, the wave block 73 rotates out, the sliding space 85 and the penetrating shaft 52 are driven to move to the left, and when the airflow in the exhaust pipe 57, thereby reducing the rotation speed of the left wind speed detector 53 and the through shaft 52, retracting the wave block 73 at the upper side, restoring the latch spring 63, pushing the latch 62 to the right, pushing the top block 67 out of the latch cavity 70, restoring the driving block 69, the thin rod 68 and the closing flap 49, and reopening the pressure pipe 54.

The invention has the beneficial effects that: this device can realize arranging when less at the car through the turbine, produce great power, compare in traditional turbine engine, this device can accelerate the preheating to the turbine, thereby make in winter, when using this device, the turbine is difficult to damage, thereby the life-span of turbine has been improved, the rotational speed size of turbine can be adjusted to this device simultaneously, thereby can use lower turbine rotational speed mode in the urban area, thereby turbine overuse has been prevented, simultaneously when tail gas increases suddenly, this device can in time protect the turbine, prevent that the turbine is because great tail gas, and cause the problem that the turbine damaged because of the rotational speed is too fast.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. A high life turbine, including the organism, characterized by: the right side of the machine body is provided with an air inlet, the left side of the machine body is provided with an air outlet, fan spaces are symmetrically arranged in the machine body in a left-right mode, the fan space on the left side is communicated with the air outlet, the fan space on the right side is communicated with the air inlet, a turbine is arranged between the two fan spaces, a turbine shaft is rotatably connected in the turbine, turbines are symmetrically and fixedly arranged on the left side and the right side of the turbine shaft, a detection pipeline is arranged on the upper side of the turbine, the rear side wall of the detection pipeline is provided with a rear wall cavity, the bottom side of the detection pipeline is provided with an air pressure space, the top wall of the detection pipeline is provided with a reset chute, a preheating device for reducing the preheating time of the turbine is arranged in the detection pipeline, the preheating device comprises an air inlet which is slidably arranged in the rear wall cavity, a pushing plate which is abutted to the lifting block is connected between the top wall of the air pressure space and the bottom wall of the detection pipeline in a sliding manner, an air outlet pipeline is arranged on the right side of the detection pipeline, an adjusting pipeline is arranged on the left side of the detection pipeline, a winding pipeline and a short pipe are communicated between the adjusting pipeline and the air outlet pipeline, the short pipe is communicated with the resetting chute, a resetting sliding plate which is abutted to the lifting block is connected in the resetting chute in a sliding manner, a groove which can be communicated with the short pipe is arranged in the resetting sliding plate, a resetting spring is connected between the resetting sliding plate and the resetting chute, baffle plates which are in sliding connection with the detection pipeline are symmetrically hinged on the left side and the right side of the front side surface of the lifting block, the adjusting pipeline can be sealed by the baffle plate on the left side, the air outlet pipeline can be sealed by the baffle plate on the right side, and an, the top side of adjusting the pipeline is equipped with the regulation chamber, the rear side of adjusting the chamber is equipped with the drive block, the drive block with adjust and be equipped with the adjusting device who is used for adjusting how much of turbine use amount between the chamber, the left side intercommunication of adjusting the pipeline have with the exhaust duct of gas vent intercommunication, the diapire intercommunication of adjusting the pipeline have with the left side communicating pipeline under pressure in fan space, pipeline under pressure's rear side is equipped with initiative chamber, initiative chamber with be equipped with the protection device who is used for protecting turbine device between the little spring.

2. A high life turbine according to claim 1, wherein: the adjusting device comprises adjusting cavities which are arranged on two side walls of the pressure pipeline in a bilateral symmetry mode, the rear side wall of each adjusting cavity is communicated with the driving block, a penetrating cavity is communicated between the driving block and the adjusting cavity, a dispensing motor is fixedly arranged on the right side wall of each adjusting cavity, a motor shaft which is rotatably connected with the left side wall of each adjusting cavity is in power connection with the dispensing motor, a moving block is fixedly arranged on the motor shaft, driven blocks are slidably connected in the moving block in the bilateral symmetry mode, extending sliders which are slidably connected with the penetrating cavities are fixedly arranged on the bottom side of each driven block, small springs are connected between each extending slider and the penetrating cavities, and adjusting blocks which can seal the pressure pipeline are fixedly arranged on the bottom surface of each extending slider.

3. A high life turbine according to claim 1, wherein: the protection device comprises a frontal baffle sliding groove and an opening cavity which are arranged on the left side wall of the pressure pipeline, the rear side wall of the baffle sliding groove is communicated with the driving cavity, the right side wall of the exhaust pipeline is provided with a right side cavity, the front side wall and the rear side wall of the right side cavity and the front side wall and the rear side wall of the driving cavity are rotationally connected with a through shaft, the front side wall and the rear side wall of the opening cavity and the front side wall and the rear side wall of the driving cavity are rotationally connected with an extending shaft, the front sides of the through shaft and the extending shaft are symmetrically and fixedly provided with a wind speed detector, the rear sides of the through shaft and the extending shaft are symmetrically and fixedly provided with rotating wheels, each rotating wheel is internally and slidably connected with eight wave blocks, a compression spring is connected between each wave block and the rotating wheel, the rear side wall of the driving cavity is provided with a fixture block spring, the bottom wall of the fixture block is provided with a driving cavity, the bottom surface of the driving block is, the improved wave block structure is characterized in that an ejector block which can be slidably connected with the clamping block cavity is arranged in the active block, a thin rod is connected between the ejector block and the active block, a clamping block is slidably connected in the clamping block cavity, a clamping block spring is connected between the clamping block and the clamping block cavity, a sliding space which can be abutted against the wave block is fixedly arranged on the top surface of the clamping block, a closing baffle is slidably connected in the baffle chute, and the thin rod is connected between the closing baffle and the active block.

4. A high life turbine according to claim 3, wherein: the pressure conduit has a diameter substantially greater than the diameter of the exhaust conduit so that the exhaust gas flowing through the pressure conduit is substantially greater than the exhaust gas in the exhaust conduit.

5. A high life turbine according to claim 3, wherein: the driving block is connected with a connecting spring between the driving cavities, the elastic force of the connecting spring is very large, and the driving block can be always pushed to be attached to the right side wall of the driving cavity when the automobile runs daily.