CN206801665U - A kind of automobile exhaust gas purifying installation - Google Patents

Abstract

The utility model discloses a kind of automobile exhaust gas purifying installation, including purification pipe and catalytic cleaner, and purification pipe is sequentially connected with by air inlet pipe, hush pipe and blast pipe to be formed, and air inlet pipe is connected with tail gas adapter, and catalytic cleaner is arranged in air inlet pipe；Muffler is provided with hush pipe, muffler is by enlarged footing, surge bunker, hinder soundboard and supervisor is formed, it is responsible for the body for two insertion, the connection enlarged footing of supervisor, enlarged footing is horn-like for one end great Kou one end osculum, its big mouth presses close to catalytic cleaner, the multiple resistance soundboards that will be separated inside it are vertically arranged with the pipe of supervisor, it is the arc for being covered with through hole to hinder soundboard, its concave surface is towards enlarged footing, on supervisor surge bunker is provided with outside the tube wall of the concave side of resistance soundboard, surge bunker is to externally protrude out in the hollow sealing warehouse outside supervisor, only connector is being set to be connected with main pipe with the junction of supervisor.The device is while handling tail gas pernicious gas, moreover it is possible to the noise pollution of effective less tail gas.

Description

A kind of automobile exhaust gas purifying installation

Technical field

The utility model belongs to vehicle maintenance service technical field, and in particular to a kind of automobile exhaust gas purifying installation.

Background technology

In order to control the exhaust emission of automobile, the discharge of carbon monoxide, black smoke and other toxic gases is reduced, is turned with catalyst Change device to be used on automobile since late 1970s for the automobile exhaust gas purifying installation of representative.In CC Catalytic Converter In chemical reaction, precious metal atom produces a variety of transient responses, makes the reduction of W-response activation energy, and then improve waste gas The reaction probability of general innocuous gas is changed into, and catalyst remains in that original state after chemical reaction in itself, this is tactile The maximum difference of matchmaker's converter and traditional Smoke removing filter.CC Catalytic Converter does not only have good service life, it also avoid growing The possibility that phase is blocked after.Harmful gas that common automobile exhaust gas purifying installation comes out mainly for the treatment of motor vehicle emission Body, it fails to be effectively treated exhaust noise, is further improved.

Utility model content

The technical problems to be solved in the utility model is to provide a kind of simple and reasonable automobile exhaust gas purifying installation, can Effectively reduce vehicle exhaust noise.

In order to solve the above technical problems, the utility model uses following technical scheme：

A kind of automobile exhaust gas purifying installation, including purification pipe and catalytic cleaner, the purification pipe is by air inlet pipe, hush pipe Formed with blast pipe, the air inlet pipe, hush pipe and blast pipe are sequentially connected with the body for insertion, and the air inlet pipe connects with tail gas Pipe is connected, and the catalytic cleaner is arranged in air inlet pipe；Muffler is provided with the hush pipe, the muffler is by expanding Head, surge bunker, resistance soundboard and supervisor are formed, and the supervisor is the body of two insertion, and the connection enlarged footing of supervisor is described Enlarged footing is horn-like for one end great Kou one end osculum, and the osculum of enlarged footing is connected to the mouth of pipe of supervisor, and it is net that big mouth presses close to catalysis Change device, the multiple resistance soundboards that will be separated inside it are vertically arranged with the pipe of supervisor, the resistance soundboard is the arc for being covered with through hole Plate, its concave surface are provided with surge bunker, the surge bunker towards enlarged footing on supervisor outside the tube wall of the concave side of resistance soundboard To externally protrude out in the hollow sealing warehouse outside supervisor, only connector is being set to be connected with main pipe with the junction of supervisor.

Further improvement as above-mentioned technical proposal：

The catalytic cleaner is made up of primary efficient filter screen, fix bar, caltalyst and medium air filtration net, caltalyst folder It is held between primary efficient filter screen and medium air filtration net, primary efficient filter screen is close to the mouth of pipe of tail gas adapter, and caltalyst is molecule What sieve catalyst was pressed into is provided with the structure of honeycomb briquette of multiple venting channels, and the center of caltalyst is additionally provided with connection and led to Road, fix bar is worn in interface channel, two of fix bar is affixed with primary efficient filter screen and medium air filtration net respectively.

One end mouth of pipe of the supervisor extends to the junction of hush pipe and blast pipe, is provided with the mouth of pipe and seals noise reduction The purification cotton of the pipe mouth of pipe.

The fixing device for fixing muffler is additionally provided with inside the hush pipe, the fixing device includes clamping head And connecting rod, clamping head are arranged to two pairs, two pairs of clamping heads are held on two of supervisor respectively, connecting rod be connected to clamping head and Between noise reduction inside pipe wall.

Preferably, the surge bunker is arranged to two rows or four rows, and the surge bunker close to same resistance soundboard is all along supervisor To being uniformly distributed.

Preferably, the resistance soundboard is provided with least 3 pieces, is equidistantly distributed between resistance soundboard.

The beneficial effects of the utility model are：

The utility model automobile exhaust gas purifying installation is simple and reasonable, by setting resistance soundboard and buffering in hush pipe Storehouse, the noise in vehicle exhaust enters surge bunker buffering after being stopped by the disturbance of resistance soundboard and disappeared, to vehicle exhaust pernicious gas While processing, moreover it is possible to the noise pollution of effective less tail gas.

Brief description of the drawings

Fig. 1 is the structural representation of the utility model automobile exhaust gas purifying installation.

In figure marked as：

1st, tail gas is taken over；21st, air inlet pipe；22nd, hush pipe；23rd, blast pipe；31st, primary efficient filter screen；32nd, fix bar；33、 Caltalyst；34th, medium air filtration net；41st, enlarged footing；42nd, surge bunker；43rd, soundboard is hindered；44th, it is responsible for；45th, clamping head；46th, even Extension bar；5th, cotton is purified.

Embodiment

The utility model is illustrated below in conjunction with the accompanying drawings, it will be appreciated that embodiment described herein is only For instruction and explanation of the utility model, it is not used to limit the utility model.

As shown in figure 1, the automobile exhaust gas purifying installation of the present embodiment, including purification pipe and catalytic cleaner, purification pipe by Air inlet pipe 21, hush pipe 22 and blast pipe 23 are formed, and air inlet pipe 21, hush pipe 22 and blast pipe 23 are sequentially connected with the pipe for insertion Body, air inlet pipe 21 are connected with tail gas adapter 1, and catalytic cleaner is arranged in air inlet pipe 21, and muffler is provided with hush pipe 22, Muffler is made up of enlarged footing 41, surge bunker 42, resistance soundboard 43 and supervisor 44, the body that supervisor 44 penetrates for two, supervisor 44 A connection enlarged footing 41, enlarged footing 41 is horn-like for one end great Kou one end osculum, and the osculum of enlarged footing 41 is connected to master The mouth of pipe of pipe 44, big mouth press close to catalytic cleaner, are responsible in 44 pipe the multiple resistance soundboards that is vertically arranged with and will be separated inside it 43, resistance soundboard 43 is the arc for being covered with through hole, and its concave surface is responsible on 44 close to the concave surface one of resistance soundboard 43 towards enlarged footing 41 Surge bunker 42 is provided with outside the tube wall of side, surge bunker 42 is to externally protrude out in the hollow sealing warehouse outside supervisor 44, only with being responsible for 44 Junction set connector with supervisor 44 inside connect.

In addition, the catalytic cleaner is by primary efficient filter screen 31, fix bar 32, caltalyst 33 and the structure of medium air filtration net 34 Into caltalyst 33 is held between primary efficient filter screen 31 and medium air filtration net 34, and primary efficient filter screen 31 is close to tail gas adapter 1 The mouth of pipe, caltalyst 33 is the structure of honeycomb briquette for being provided with multiple venting channels that is pressed into of molecular sieve catalyst, catalyst The center of body 33 is additionally provided with interface channel, fix bar 32 is worn in interface channel, two of fix bar 32 was respectively with just imitating Filter screen 31 and medium air filtration net 34 are affixed.

In addition, one end mouth of pipe of the supervisor 44 extends to the junction of hush pipe 22 and blast pipe 23, set at the mouth of pipe It is equipped with the purification cotton 5 for sealing the mouth of pipe of hush pipe 22.

In addition, being additionally provided with the fixing device for fixing muffler inside the hush pipe 22, fixing device includes folder First 45 and connecting rod 46 are held, clamping head 45 is arranged to two pairs, and two pairs of clamping heads 45 are held on two of supervisor 44, connecting rod respectively 46 are connected between clamping head 45 and the inwall of hush pipe 22.

Wherein, the surge bunker 42 is arranged to two rows or four rows, close to same resistance soundboard 43 surge bunker 42 along master Pipe 44 is circumferential to be uniformly distributed.The resistance soundboard 43 is provided with least 3 pieces, is equidistantly distributed between resistance soundboard 43.

Above-described embodiment is only preference of the present utility model.For those skilled in the art, it can be understood as, not In the case of departing from principle of the present utility model and spirit, a variety of changes, modification can be carried out to the embodiment and is replaced, and this A little changes, modification and replacement all should fall into the scope of protection of the utility model.

Claims (6)

1. a kind of automobile exhaust gas purifying installation, including purification pipe and catalytic cleaner, the purification pipe is by air inlet pipe (21), noise reduction Manage (22) and blast pipe (23) is formed, the air inlet pipe (21), hush pipe (22) and blast pipe (23) are sequentially connected with as insertion Body, the air inlet pipe (21) are connected with tail gas adapter (1), and the catalytic cleaner is arranged in air inlet pipe (21), its feature It is：Muffler is provided with the hush pipe (22), the muffler is by enlarged footing (41), surge bunker (42), resistance soundboard (43) formed with supervisor (44), the body that the supervisor (44) penetrates for two, the connection enlarged footing (41) of supervisor (44), The enlarged footing (41) is horn-like for one end great Kou one end osculum, and the osculum of enlarged footing (41) is connected to the pipe of supervisor (44) Mouthful, big mouth presses close to catalytic cleaner, is responsible in the pipe of (44) and is vertically arranged with the multiple resistance soundboards (43) that will be separated inside it, institute It is the arc for being covered with through hole to state resistance soundboard (43), and its concave surface is responsible on (44) close to resistance soundboard (43) towards enlarged footing (41) Concave side tube wall outside be provided with surge bunker (42), the surge bunker (42) is externally protrudes out in the hollow sealing of supervisor (44) outside Warehouse, only connector is being set to be connected with inside supervisor (44) with being responsible for the junction of (44).

2. automobile exhaust gas purifying installation according to claim 1, it is characterised in that：The catalytic cleaner is by primarily efficient filter Net (31), fix bar (32), caltalyst (33) and medium air filtration net (34) are formed, and caltalyst (33) is held on primarily efficient filter Between net (31) and medium air filtration net (34), primary efficient filter screen (31) is close to the mouth of pipe of tail gas adapter (1), caltalyst (33) The structure of honeycomb briquette for being provided with multiple venting channels being pressed into for molecular sieve catalyst, the center of caltalyst (33) are also set up Have interface channel, wear fix bar (32) in interface channel, two of fix bar (32) respectively with primary efficient filter screen (31) and in It is affixed to imitate screen pack (34).

3. automobile exhaust gas purifying installation according to claim 1, it is characterised in that：One end mouth of pipe of the supervisor (44) prolongs The junction of hush pipe (22) and blast pipe (23) is extended, the purification cotton for sealing hush pipe (22) mouth of pipe is provided with the mouth of pipe (5)。

4. automobile exhaust gas purifying installation according to claim 1, it is characterised in that：Also set up inside the hush pipe (22) There is the fixing device for fixing muffler, the fixing device includes clamping head (45) and connecting rod (46), clamping head (45) Two pairs are arranged to, two pairs of clamping heads (45) are held on two of supervisor (44) respectively, and connecting rod (46) is connected to clamping head (45) Between hush pipe (22) inwall.

5. automobile exhaust gas purifying installation according to claim 1, it is characterised in that：The surge bunker (42) is arranged to two rows Or four rows, circumferentially it is uniformly distributed close to the surge bunker (42) of same resistance soundboard (43) along supervisor (44).

6. automobile exhaust gas purifying installation according to claim 1, it is characterised in that：The resistance soundboard (43) is provided with least 3 pieces, be equidistantly distributed between resistance soundboard (43).