CN216429746U

CN216429746U - Three-section detachable exhaust pipe for internal combustion engine

Info

Publication number: CN216429746U
Application number: CN202123256278.XU
Authority: CN
Inventors: 胡杰; 谭雪友; 姜峰; 王继文; 邱荣超; 唐泽豪
Original assignee: Guangxi University of Science and Technology
Current assignee: Guangxi University of Science and Technology
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-05-03
Anticipated expiration: 2031-12-23

Abstract

The utility model relates to the technical field of exhaust pipes, in particular to a three-section detachable exhaust pipe for an internal combustion engine, which comprises a protective sleeve, wherein the two ends of the protective sleeve are clamped and connected with a connecting piece, one side of the surface edge of the connecting piece is provided with a screw rod, the other side of the surface edge of the connecting piece is provided with a fixed rod, one end of the fixed rod is fixedly provided with a sleeve, the sleeve is internally and fixedly provided with a pressure sensor, the protective sleeve is internally provided with a three-way catalyst, the two ends of the connecting piece are connected with a connecting pipe, the screw rod is separated from the sleeve by rotating the screw rod through a spanner, the pressure sensor senses pressure reduction at the moment, an alarm is given through a vehicle-mounted alarm, the connecting piece is disassembled to separate a catalyst clamping part from the protective sleeve, a pipeline clamping part is separated from one end of the connecting pipe, the protective sleeve is removed at the moment, the three-way catalyst can be detached, and the replacement and the disassembly are convenient, and has an anti-theft function.

Description

Three-section detachable exhaust pipe for internal combustion engine

Technical Field

The utility model relates to an blast pipe technical field specifically is a blast pipe can be dismantled to syllogic for internal-combustion engine.

Background

An internal combustion engine is a power machine, which is a heat engine that directly converts heat energy released by burning fuel inside the machine into power. Internal combustion engines are mainly classified into diesel engines and gasoline engines according to energy sources, and are widely used in transportation vehicles.

The three-way catalyst converter is generally installed in the existing internal gas exhaust pipe, so that tail gas is purified, vehicles generally run in cities, the three-way catalyst converter can be blocked after long-term use, the existing exhaust pipe is generally fully sealed, the three-way catalyst converter is required to be cut when the three-way catalyst converter is required to be taken out, the three-way catalyst converter is very inconvenient, the safety is low if the three-way catalyst converter is fixed through a simple bolt, the three-way catalyst converter is easy to steal, and therefore the three-section detachable exhaust pipe for the internal combustion engine is required to improve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blast pipe can be dismantled to syllogic for internal-combustion engine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a blast pipe can be dismantled to syllogic for internal-combustion engine, including the protective sheath, protective sheath both ends block is connected and is equipped with the connecting piece, one side connecting piece surface edge installation is equipped with the screw rod, the opposite side connecting piece surface edge installation is equipped with the dead lever, the fixed sleeve that is equipped with of dead lever one end, the inside fixed pressure sensor that is equipped with of sleeve, the inside three way catalyst converter that is equipped with of protective sheath, the connecting piece both ends are connected and are equipped with the connecting pipe.

As the utility model discloses preferred scheme, both sides connecting piece surface edge is all fixed and is equipped with a plurality of installation piece, the inside screw rod mounting hole that is equipped with of a side-mounting piece, opposite side installation piece and dead lever fixed connection.

As the preferred scheme of the utility model, pressure sensor is HZ-draws pressure force cell sensor, and pressure sensor and on-vehicle alarm electric connection.

As the preferred scheme of the utility model, screw rod and sleeve threaded connection.

As the utility model discloses preferred scheme, connecting piece one side fixed surface is equipped with catalyst converter joint portion, and catalyst converter joint portion is the annular setting, and the protective sheath both ends be equipped with the draw-in groove of catalyst converter joint looks adaptation, and the inside sealing washer that is equipped with of draw-in groove.

As the utility model discloses preferred scheme, connecting piece opposite side fixed surface is equipped with pipeline joint portion, and pipeline joint portion cross-section is the concave groove setting, and connecting pipe one end is equipped with the butt joint of pipeline joint looks adaptation, and is equipped with the sealing washer to the butt joint surface.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the rotatory screw rod of spanner, make the screw rod break away from inside the sleeve, pressure sensor feels pressure reduction this moment, reports to the police through vehicle alarm, dismantles down the connecting piece and makes catalyst converter joint portion and protective sheath break away from, and pipeline joint portion breaks away from with connecting pipe one end, takes off protective sheath detachable down ternary catalyst converter this moment, conveniently changes the dismantlement, and has the theftproof function.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the overall internal structure of the present invention;

fig. 3 is an enlarged schematic structural diagram of the present invention.

In the figure: 1. a connecting pipe; 2. a pipe clamping part; 3. a connecting member; 4. a catalyst clamping part; 5. a three-way catalyst; 6. a protective sleeve; 7. a screw; 8. a pressure sensor; 9. a sleeve; 10. and (5) fixing the rod.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the present invention are presented. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present invention provides a technical solution:

the embodiment, please refer to fig. 1, 2 and 3, a three-section detachable exhaust pipe for an internal combustion engine includes a protective sleeve 6, a connecting member 3 is connected and arranged at two ends of the protective sleeve 6 in a clamping manner, a screw 7 is arranged at the surface edge of the connecting member 3 at one side, a fixing rod 10 is arranged at the surface edge of the connecting member 3 at the other side, a sleeve 9 is fixedly arranged at one end of the fixing rod 10, a pressure sensor 8 is fixedly arranged inside the sleeve 9, a three-way catalyst 5 is arranged inside the protective sleeve 6, and a connecting pipe 1 is connected and arranged at two ends of the connecting member 3.

In the embodiment, referring to fig. 1, 2 and 3, the edges of the surfaces of the connecting pieces 3 at two sides are respectively and fixedly provided with a plurality of mounting blocks, a screw mounting hole is formed in the mounting block at one side, and the mounting block at the other side is fixedly connected with the fixing rod 10.

In an embodiment, referring to fig. 1, 2 and 3, the pressure sensor 8 is an HZ4-15 pull pressure force sensor, the pressure sensor 8 is electrically connected to a vehicle-mounted alarm, the screw 7 is rotated by a wrench to be disengaged from the sleeve 9, the pressure sensor 8 senses a pressure decrease, and the vehicle-mounted alarm gives an alarm.

In the embodiment, referring to fig. 1, 2 and 3, the screw 7 is threadedly coupled to the sleeve 9.

In an embodiment, referring to fig. 1, 2 and 3, a catalyst clamping portion 4 is fixed on a surface of one side of the connecting member 3, the catalyst clamping portion 4 is annularly disposed, clamping grooves matched with the catalyst clamping portion 4 are disposed at two ends of the protective sleeve 6, and a sealing ring is disposed inside the clamping grooves.

The embodiment, please refer to fig. 1, 2 and 3, the fixed pipeline joint portion 2 that is equipped with of 3 opposite side surfaces of connecting piece, the 2 cross-sections of pipeline joint portion are the concave groove setting, 1 one end of connecting pipe is equipped with the butt joint of 2 looks adaptations of pipeline joint portion, and the butt joint surface is equipped with the sealing washer, dismantle down connecting piece 3 make catalyst converter joint portion 4 break away from with protective sheath 6, pipeline joint portion 2 breaks away from with 1 one end of connecting pipe, take off protective sheath 6 this moment and dismantle three way catalyst converter 5 in the removable unloading, conveniently change the dismantlement, and have the theftproof function.

The working principle is as follows: during the use, through spanner rotating screw 7, make the screw rod break away from inside sleeve 9, pressure sensor 8 felt pressure reduction this moment, reported to the police through on-vehicle alarm, and the dismantlement is gone down connecting piece 3 and is made catalyst converter joint portion 4 and protective sheath 6 break away from, and pipeline joint portion 2 breaks away from with 1 one end of connecting pipe, takes off protective sheath 6 this moment and can dismantle three way catalyst converter 5, conveniently changes the dismantlement, and has the theftproof function.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A syllogic blast pipe dismantled for internal-combustion engine, including protective sheath (6), its characterized in that: protective sheath (6) both ends block is connected and is equipped with connecting piece (3), one side connecting piece (3) surface edge installation is equipped with screw rod (7), opposite side connecting piece (3) surface edge installation is equipped with dead lever (10), dead lever (10) one end is fixed and is equipped with sleeve (9), sleeve (9) inside fixed pressure sensor (8) that is equipped with, protective sheath (6) inside is equipped with three way catalyst converter (5), connecting piece (3) both ends are connected and are equipped with connecting pipe (1).

2. The three-piece removable exhaust pipe for an internal combustion engine according to claim 1, wherein: both sides connecting piece (3) surface edge all is fixed and is equipped with a plurality of installation piece, and one side installation piece is inside to be equipped with the screw rod mounting hole, opposite side installation piece and dead lever (10) fixed connection.

3. The three-piece removable exhaust pipe for an internal combustion engine according to claim 1, wherein: the pressure sensor (8) is an HZ4-15 tension pressure force measuring sensor, and the pressure sensor (8) is electrically connected with the vehicle-mounted alarm.

4. The three-piece removable exhaust pipe for an internal combustion engine according to claim 1, wherein: the screw rod (7) is in threaded connection with the sleeve (9).

5. The three-piece removable exhaust pipe for an internal combustion engine according to claim 1, wherein: connecting piece (3) one side fixed surface is equipped with catalyst converter joint portion (4), and catalyst converter joint portion (4) are the annular setting, and protective sheath (6) both ends be equipped with the draw-in groove of catalyst converter joint portion (4) looks adaptation, and the inside sealing washer that is equipped with of draw-in groove.

6. The three-piece removable exhaust pipe for an internal combustion engine according to claim 1, wherein: the fixed pipeline joint portion (2) that is equipped with of connecting piece (3) opposite side surface, pipeline joint portion (2) cross-section are the concave groove setting, and connecting pipe (1) one end is equipped with the butt joint of pipeline joint portion (2) looks adaptation, and is equipped with the sealing washer to the butt joint surface.