CN215804848U

CN215804848U - Electronic throttle valve body of diesel engine

Info

Publication number: CN215804848U
Application number: CN202122292250.5U
Authority: CN
Inventors: 闫继彪; 李兆兴; 吴光全; 何旋
Original assignee: Ruian Hongkexinde Electric Co ltd
Current assignee: Ruian Hongkexinde Electric Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-02-11
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses an electronic throttle body of a diesel engine, which comprises a throttle body and an exhaust pipe, wherein the exhaust pipe is fixedly connected to the front end face of the throttle body, and a protection device is arranged in the exhaust pipe. This electronic throttle body of diesel engine, through the door leaf axle, first screw, the door leaf, mutually support between anticorrosive coating and the wearing layer isotructure, can have anticorrosive coating and wearing layer to improve its corrosion resisting property and abrasion resistance in the outer wall processing of door leaf, thereby the life of door leaf has been improved, through the riser, the arc piece, the baffle, the slider, the montant, mutually support between first diaphragm and the L shaped plate isotructure, after intake pipe and this body coupling of throttle valve, can make the baffle enter into in the recess of disc, make the L shaped plate support first diaphragm tightly through the elasticity performance of spring again, thereby through first diaphragm, disc and baffle etc. alright improve the stability of this device junction.

Description

Electronic throttle valve body of diesel engine

Technical Field

The utility model relates to the technical field of air throttles, in particular to an electronic air throttle body of a diesel engine.

Background

The diesel engine is an engine which burns diesel oil to obtain energy release, and has the advantages of large torque and good economic performance, the working process of the diesel engine has many places same as that of a gasoline engine, each working cycle also goes through four strokes of air intake, compression, power application and air exhaust, an electronic throttle valve is usually installed on the diesel engine and is a controllable valve which controls air to enter the engine, the structure of a door sheet of an electronic throttle valve in the prior art is single, the use effect is reduced after long-time use, and meanwhile, the stability of the connection part of the throttle valve and an air pipe in the prior art is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electronic throttle body of a diesel engine, which aims to solve the problems that the structure of a door sheet of an electronic throttle body in the prior art is single, and the using effect is reduced after long-time use.

In order to achieve the purpose, the utility model provides the following technical scheme: an electronic throttle body of a diesel engine comprises a throttle body and an exhaust pipe, wherein the exhaust pipe is fixedly connected to the front end face of the throttle body, and a protective device is arranged inside the exhaust pipe;

the protective device comprises a door sheet shaft, a first screw, a door sheet, an anticorrosive layer and a wear-resistant layer;

the both ends of door leaf axle rotate with the blast pipe and link to each other, the rear end face of door leaf axle has the door leaf through a plurality of first screw threaded connection, the outer wall rigid coupling of door leaf has the anticorrosive coating, the outer wall rigid coupling of anticorrosive coating has the wearing layer, and the outer wall of wearing layer and the inner wall clearance fit of blast pipe.

Preferably, the housing is threadedly connected to the left side of the throttle body by a plurality of second screws.

Preferably, the outer wall of the shell is provided with a connecting device;

the connecting device comprises an end cover, a connecting wire, an air inlet pipe, a sealing ring and a disc;

the right side of end cover and casing are fixed to be linked to each other, the below rigid coupling of end cover has the connecting wire, the right side of end cover is equipped with the intake pipe, and the left side outer wall of intake pipe and the right-hand member inner wall clearance fit of air throttle body, it has the sealing washer to closely laminate between intake pipe and the air throttle body, the middle outer wall rigid coupling of intake pipe has the disc.

Preferably, a fixing device is installed on the right side above the throttle body;

the fixing device comprises a vertical plate, an arc-shaped block, a baffle plate, a sliding block, a vertical rod, a first transverse plate and an L-shaped plate;

the below of riser links to each other with the throttle body is fixed, the rigid coupling has the arc piece in the middle of the right side of riser, the rear end face of arc piece rotates through the pivot and is connected with the baffle, and the groove inner wall clearance fit of the right side below outer wall of baffle and disc, the spout department slip joint of baffle has the slider, the rear end face rigid coupling of slider has the montant, and the below of montant links to each other with the throttle body is fixed, the outer wall rigid coupling has first diaphragm in the middle of the right side of montant, the top outer wall of first diaphragm closely laminates there is the L shaped plate.

Preferably, the lower part of the L-shaped plate is connected with a second transverse plate through a rotating shaft in a rotating mode, the lower surface of the second transverse plate is fixedly connected with the throttle body, a spring is installed on the left side of the upper portion of the second transverse plate, the outer walls of the two ends of the spring are fixedly connected with the L-shaped plate and the second transverse plate respectively, and the L-shaped plate can abut against and fix the first transverse plate through the elastic performance of the spring.

Compared with the prior art, the utility model has the beneficial effects that: according to the electronic throttle body of the diesel engine, the anti-corrosion layer and the wear-resistant layer can be processed on the outer wall of the door sheet to improve the anti-corrosion performance and the wear-resistant performance of the electronic throttle body through the mutual matching of the door sheet shaft, the first screw, the door sheet, the anti-corrosion layer, the wear-resistant layer and other structures, so that the service life of the door sheet is prolonged;

through the mutual matching of the end cover, the connecting line, the air inlet pipe, the sealing ring, the disc and other structures, the sealing ring can be arranged on the air inlet pipe, and then the air inlet pipe is connected with the throttle body, so that the sealing performance of the connecting part can be improved through the sealing ring;

through mutually supporting between structures such as riser, arc piece, baffle, slider, montant, first diaphragm and L shaped plate, after intake pipe and this body coupling of air throttle, can make the baffle enter into the recess of disc in, make the L shaped plate again support first diaphragm through the elasticity performance of spring tight to through first diaphragm, disc and baffle etc. alright improve the stability of this device junction.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a schematic view of the door leaf shaft, the wear layer and the corrosion protection layer of FIG. 2;

fig. 4 is a schematic structural diagram of the arc-shaped block, the vertical rod and the sliding block in fig. 2.

In the figure: 1. the throttle body, 2, the blast pipe, 3, protector, 301, the door leaf axle, 302, first screw, 303, the door leaf, 304, anticorrosive coating, 305, the wearing layer, 4, connecting device, 401, the end cover, 402, the connecting wire, 403, the intake pipe, 404, the sealing washer, 405, the disc, 5, fixing device, 501, the riser, 502, the arc piece, 503, the baffle, 504, the slider, 505, the montant, 506, first diaphragm, 507, the L shaped plate, 6, the second screw, 7, the casing, 8, the spring, 9, the second diaphragm.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an electronic throttle body of a diesel engine comprises a throttle body 1 and an exhaust pipe 2, the exhaust pipe 2 is fixedly connected to the front end face of the throttle body 1, a protection device 3 is installed inside the exhaust pipe 2, the protection device 3 comprises a door sheet shaft 301, first screws 302, a door sheet 303, an anti-corrosion layer 304 and a wear-resistant layer 305, two ends of the door sheet shaft 301 are rotatably connected with the exhaust pipe 2, the rear end face of the door sheet shaft 301 is in threaded connection with the door sheet 303 through the 2 first screws 302, the door sheet 303 can rotate at the exhaust pipe 2 through the door sheet shaft 301, the outer wall of the door sheet 303 is fixedly connected with the anti-corrosion layer 304, the anti-corrosion layer 304 is made of fluororubber, the anti-corrosion performance of the door sheet 303 can be improved through the anti-corrosion layer 304, the outer wall of the anti-corrosion layer 304 is fixedly connected with the wear-resistant layer 305, the wear-resistant layer 305 is made of polyurethane, the wear-resistant performance of the door sheet 303 can be improved, and the service life of the device is prolonged, and the outer wall of wearing layer 305 and the inner wall clearance fit of blast pipe 2, throttle body 1's left side has casing 7 through 2 second screw 6 threaded connection.

Connecting device 4 is installed to casing 7's outer wall, connecting device 4 includes end cover 401, connecting wire 402, intake pipe 403, sealing washer 404 and disc 405, end cover 401's right side and casing 7 are fixed to be linked to each other, end cover 401's below rigid coupling has connecting wire 402, end cover 401's right side is equipped with intake pipe 403, and intake pipe 403's left side outer wall and the right-hand member inner wall clearance fit of throttle valve body 1, it has sealing washer 404 to closely laminate between intake pipe 403 and the throttle valve body 1, can improve the leakproofness through sealing washer 404, the middle outer wall rigid coupling of intake pipe 403 has disc 405, the top processing of disc 405 is fluted.

The fixing device 5 is installed on the right side above the throttle body 1, the fixing device 5 comprises a vertical plate 501, an arc block 502, a baffle 503, a sliding block 504, a vertical rod 505, a first transverse plate 506 and an L-shaped plate 507, the lower portion of the vertical plate 501 is fixedly connected with the throttle body 1, the arc block 502 is fixedly connected with the right side of the vertical plate 501, the rear end surface of the arc block 502 is rotatably connected with the baffle 503 through a rotating shaft, a sliding groove is formed in the baffle 503, the outer wall of the lower portion of the right side of the baffle 503 is in clearance fit with the inner wall of the groove of the disc 405, the disc 405 can be fixed through the baffle 503, the sliding groove of the baffle 503 is slidably clamped with the sliding block 504, the sliding block 504 can move in the sliding groove of the baffle 503, the rear end surface of the sliding block 504 is fixedly connected with the vertical rod 505, the lower portion of the vertical rod 505 is fixedly connected with the throttle body 1, the middle outer wall of the right side of the vertical rod 505 is fixedly connected with the first transverse plate 506, the top outer wall of first diaphragm 506 closely laminates L shaped plate 507, L shaped plate 507 can be fixed with montant 505 through first diaphragm 506, the below of L shaped plate 507 is rotated through the pivot and is connected with second diaphragm 9, the right side processing of second diaphragm 9 is fluted, L shaped plate 507 can rotate at the groove of second diaphragm 9 through the pivot like this, and the lower surface of second diaphragm 9 is fixed continuous with throttle body 1, spring 8 is installed on the top left side of second diaphragm 9, and spring 8's both ends outer wall is fixed continuous with L shaped plate 507 and second diaphragm 9 respectively, elastic deformation can take place for spring 8 when L shaped plate 507 rotates to the right side.

In this embodiment, when an operator needs to use the electronic throttle body of the diesel engine, firstly, the operator processes the anti-corrosion layer 304 on the outer wall of the door piece 303, the anti-corrosion layer 304 is made of fluororubber, the anti-corrosion performance of the door piece 303 can be improved through the anti-corrosion layer 304, the outer wall of the anti-corrosion layer 304 is processed with the wear-resistant layer 305, and the wear-resistant layer 305 is made of polyurethane, so that the wear-resistant performance of the door piece 303 can be improved, thereby prolonging the service life of the device, then the L-shaped plate 507 is rotated to the right side, so that the L-shaped plate 507 is rotated, so that the L-shaped plate 507 cooperates with the second transverse plate 9 to make the spring 8 generate elastic deformation and drive the baffle 503 to rotate upwards, the baffle 503 can drive the vertical rod 505 to perform an extending movement through the slider 504, the sealing ring 404 is sleeved on the outer wall of the air inlet pipe 403 to connect the air inlet 403 with the throttle body 1, and the sealing performance of the joint can be improved through the sealing ring 404, the baffle 503 is reset, the right side of the baffle 503 enters the groove of the disc 405, the L-shaped plate 507 is loosened, the L-shaped plate 507 abuts against the first transverse plate 506 through the elastic performance of the spring 8, and therefore the stability of the connection position of the air inlet pipe 403 and the throttle body 1 can be improved through the first transverse plate 506, the baffle 503, the disc 405 and the like.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electronic throttle body of diesel engine, includes throttle body (1) and blast pipe (2), the preceding terminal surface rigid coupling of throttle body (1) has blast pipe (2), its characterized in that: a protective device (3) is arranged in the exhaust pipe (2);

the protective device (3) comprises a door sheet shaft (301), a first screw (302), a door sheet (303), an anticorrosive layer (304) and a wear-resistant layer (305);

the both ends of door leaf axle (301) rotate with blast pipe (2) and link to each other, the rear end face of door leaf axle (301) has door leaf (303) through a plurality of first screw (302) threaded connection, the outer wall rigid coupling of door leaf (303) has anticorrosive coating (304), the outer wall rigid coupling of anticorrosive coating (304) has wearing layer (305), and the outer wall of wearing layer (305) and the inner wall clearance fit of blast pipe (2).

2. The electronic throttle body of a diesel engine according to claim 1, characterized in that: the left side of the throttle body (1) is in threaded connection with a shell (7) through a plurality of second screws (6).

3. The electronic throttle body of a diesel engine according to claim 2, characterized in that: the outer wall of the shell (7) is provided with a connecting device (4);

the connecting device (4) comprises an end cover (401), a connecting wire (402), an air inlet pipe (403), a sealing ring (404) and a disc (405);

the right side of end cover (401) is fixed continuous with casing (7), the below rigid coupling of end cover (401) has connecting wire (402), the right side of end cover (401) is equipped with intake pipe (403), and the left side outer wall of intake pipe (403) and the right-hand member inner wall clearance fit of throttle valve body (1), closely laminate between intake pipe (403) and throttle valve body (1) and have sealing washer (404), the middle outer wall rigid coupling of intake pipe (403) has disc (405).

4. The electronic throttle body of a diesel engine according to claim 1, characterized in that: a fixing device (5) is arranged on the right side above the throttle body (1);

the fixing device (5) comprises a vertical plate (501), an arc-shaped block (502), a baffle (503), a sliding block (504), a vertical rod (505), a first transverse plate (506) and an L-shaped plate (507);

the below of riser (501) is fixed continuous with throttle body (1), the rigid coupling has arc piece (502) in the middle of the right side of riser (501), the rear end face of arc piece (502) rotates through the pivot and is connected with baffle (503), and the recess inner wall clearance fit of the right side below outer wall of baffle (503) and disc (405), the spout department slip joint of baffle (503) has slider (504), the rear end face rigid coupling of slider (504) has montant (505), and the below of montant (505) is fixed continuous with throttle body (1), the outer wall rigid coupling has first diaphragm (506) in the middle of the right side of montant (505), the top outer wall of first diaphragm (506) closely laminates and has L shaped plate (507).

5. The electronic throttle body of a diesel engine according to claim 4, wherein: the below of L shaped plate (507) is connected with second diaphragm (9) through the pivot rotation, and the lower surface of second diaphragm (9) links to each other with throttle body (1) is fixed, spring (8) are installed in the top left side of second diaphragm (9), and the both ends outer wall of spring (8) links to each other with L shaped plate (507) and second diaphragm (9) are fixed respectively.