CN214366292U

CN214366292U - Automobile catalytic muffler with positioning protection structure

Info

Publication number: CN214366292U
Application number: CN202022025251.9U
Authority: CN
Inventors: 刘承虎; 刘军; 刘俊; 李坤; 钟海勤; 李时民; 张宏超
Original assignee: Shiyan Huibo Environmental Science And Technology Co ltd
Current assignee: Shiyan Huibo Environmental Science And Technology Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-10-08
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a car silencer technical field's a take location protective structure's car catalytic muffler, the power distribution box comprises a first box body, the inside fixedly connected with casing of first box, the right side of casing extends to the outside of first box, the inside fixedly connected with riser of casing, the inside of casing divide into left cavity and right cavity through the riser, the through-hole has been seted up to the inside of riser, the inside fixedly connected with muffler of riser. The utility model discloses in, through setting up the riser, can make the inside of casing separate into left cavity and right cavity, through setting up right cavity, the intake pipe, muffler and venthole, can deposit and the amortization to some gas, through setting up the slotted hole, can make some gas directly discharge into left cavity, through setting up the through-hole, can make deposit the back and partly gas discharge of amortization left cavity in, not only improved the shock attenuation effect, and can make the silencer convenient dismantlement, be favorable to people's use.

Description

Automobile catalytic muffler with positioning protection structure

Technical Field

The utility model relates to an automobile silencer technical field specifically is an area location protective structure's automobile catalysis silencer.

Background

The silencer can be divided into three types, namely a reactive silencer, a resistive automobile silencer and a resistive composite silencer according to the silencing principle; the resistive muffler absorbs sound energy to achieve the purpose of sound elimination by filling sound absorption materials in the exhaust pipeline; the reactive muffler is characterized in that the sectional area of a pipeline is sharply increased or reduced at a certain length part in the muffler, so that sound waves are reflected and destructively interfered when being transmitted, and the purpose of muffling is achieved; the reactive muffler has good muffling effect at low frequency and medium frequency; to improve the high-frequency noise elimination effect, a reactive muffler or an impedance composite muffler with the sectional area of the pipeline having a plurality of rapid increase or decrease changes can be adopted.

The silencer on the market at present is facing the shock attenuation effect mostly poor, and can't dismantle the problem, inconvenient people's use, consequently, technical personnel in the field provide a take location protective structure's automobile catalysis silencer to solve the problem that proposes in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take location protective structure's car catalysis silencer 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: an automobile catalytic muffler with a positioning protection structure comprises a first box body, wherein a shell is fixedly connected inside the first box body, the right side of the shell extends to the outside of the first box body, a vertical plate is fixedly connected inside the shell, the inside of the shell is divided into a left chamber and a right chamber through the vertical plate, a through hole is formed in the vertical plate, a muffler is fixedly connected inside the vertical plate, the left end of the muffler extends into the left chamber and is provided with a slotted hole, the right end of the muffler extends into the right chamber and is communicated with an air inlet pipe, the right end of the air inlet pipe extends to the outside of the first box body, air outlet holes are formed in the top and the bottom of the muffler, a connecting pipe is communicated with the left side of the shell, the left side of the connecting pipe is communicated with a second box body, and a three-way catalyst is arranged inside the second box body, the left side of the second box body extends to the outside of the first box body and is communicated with an exhaust pipe, a heat insulation layer is sleeved on the surface of the first box body, moving plates are fixedly connected to the two sides of the top of the heat insulation layer, fixed columns are fixedly connected to the top of the moving plates, springs are sleeved on the surfaces of the fixed columns, the bottoms of the springs are fixedly connected to the top of the moving plates, a moving plate is fixedly connected to the top of the springs, clamping plates are fixedly connected to the two sides of the top of the moving plate, lifting lugs are movably connected between the two clamping plates, a first bolt is in threaded connection with one side of each clamping plate, and one end of the first bolt extends to the outside of the clamping plates and is in threaded connection with a nut.

As a further aspect of the present invention: the clamping device comprises a first box body, a clamping pad and a clamping block, wherein the clamping pad is fixedly connected to the top and the bottom of the inner cavity of the first box body, the clamping block is movably connected to one side of the clamping pad, and one side of the clamping block is fixedly connected with the shell and the second box body respectively.

As a further aspect of the present invention: the inside fixedly connected with backup pad of left side cavity, the inside first filter screen of left side fixedly connected with of backup pad, the inside right side fixedly connected with second filter screen of backup pad.

As a further aspect of the present invention: the top and the bottom of the three-way catalyst are fixedly connected with backing plates, and one side of each backing plate is fixedly connected with the inner wall of the second box body.

As a further aspect of the present invention: the top fixedly connected with storage tank of insulating layer, the inside swing joint of storage tank has the locator.

As a further aspect of the present invention: the front of the storage box is hinged with a box door through a hinge, and the front of the box door is fixedly connected with a handle.

As a further aspect of the present invention: and the two sides of the top of the moving plate are in threaded connection with second bolts, and the bottom ends of the second bolts penetrate through the moving plate and extend into the thermal insulation layer.

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

1. in the utility model, the interior of the shell can be separated into a left cavity and a right cavity by arranging the vertical plate, a part of gas can be precipitated and silenced by arranging the right cavity, the air inlet pipe, the silencer and the air outlet hole, a part of gas can be directly discharged into the left cavity by arranging the slotted hole, a part of gas which is precipitated and silenced can be discharged into the left cavity by arranging the through hole, the left cavity can be communicated with the second box by arranging the connecting pipe, harmful gas of the gas can be converted into harmless gas by oxidation and reduction and discharged by the exhaust pipe by arranging the three-way catalyst and the exhaust pipe, the box can be insulated by arranging the heat insulation layer, the shock absorption can be carried out by arranging the fixed column and the spring, the clamping plate can be supported by arranging the movable plate, through setting up first bolt and nut, can fix and conveniently dismantle the lug, not only improve the shock attenuation effect, and can make the convenient dismantlement of silencer, be favorable to people's use.

2. The utility model discloses in, through setting up card pad and fixture block, can fix casing and second box respectively, through setting up backup pad, first filter screen, second filter screen, can filter gas, through setting up the backing plate, can support and fix three way catalyst converter, through setting up storage tank and locator, can fix a position first box, through setting up chamber door and handle, can the person of facilitating the use place article in to the storage tank, can fix the movable plate through setting up the second bolt.

Drawings

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

FIG. 2 is an enlarged view of the structure A in FIG. 1 according to the present invention;

fig. 3 is a front view of the present invention.

In the figure: 1. a first case; 2. a housing; 3. a vertical plate; 4. a left chamber; 5. a right chamber; 6. a through hole; 7. a muffler; 8. a slot; 9. an air inlet pipe; 10. an air outlet; 11. a connecting pipe; 12. a second case; 13. a three-way catalyst; 14. an exhaust pipe; 15. a thermal insulation layer; 16. moving the plate; 17. fixing a column; 18. a spring; 19. a movable plate; 20. clamping a plate; 21. lifting lugs; 22. a first bolt; 23. a nut; 24. a clamping pad; 25. a clamping block; 26. a support plate; 27. a first filter screen; 28. a second filter screen; 29. a base plate; 30. a storage box; 31. a positioner; 32. a box door; 33. a handle; 34. and a second bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the present invention, an automobile catalytic muffler with a positioning protection structure comprises a first case 1, a housing 2 is fixedly connected to the inside of the first case 1, the right side of the housing 2 extends to the outside of the first case 1, a vertical plate 3 is fixedly connected to the inside of the housing 2, the inside of the housing 2 is divided into a left chamber 4 and a right chamber 5 by the vertical plate 3, a through hole 6 is formed in the vertical plate 3, a muffler 7 is fixedly connected to the inside of the vertical plate 3, the left end of the muffler 7 extends to the inside of the left chamber 4 and is provided with a slotted hole 8, the right end of the muffler 7 extends to the inside of the right chamber 5 and is communicated with an air inlet pipe 9, the right end of the air inlet pipe 9 extends to the outside of the first case 1, the top and the bottom of the muffler 7 are provided with air outlet holes 10, the left side of the housing 2 is communicated with a connecting pipe 11, the left side of the connecting pipe 11 is communicated with a second case 12, the inside of second box 12 is provided with three way catalyst converter 13, the outside and the intercommunication of first box 1 are extended to the left side of second box 12 have blast pipe 14, the surface cover of first box 1 is equipped with insulating layer 15, the equal fixedly connected with movable plate 16 in both sides at insulating layer 15 top, the top fixedly connected with fixed column 17 of movable plate 16, the surface cover of fixed column 17 is equipped with spring 18, the bottom of spring 18 and the top fixed connection of movable plate 16, the top fixedly connected with fly leaf 19 of spring 18, the equal fixedly connected with cardboard 20 in both sides at fly leaf 19 top, swing joint has lug 21 between two cardboard 20, one side threaded connection of cardboard 20 has first bolt 22, the one end of first bolt 22 extends to the outside and the threaded connection of cardboard 20 has nut 23.

The vertical plate 3 is arranged to separate the inside of the shell 2 into a left chamber 4 and a right chamber 5, the air inlet pipe 9, the silencer 7 and the air outlet hole 10 are arranged to deposit and muffle a part of air, the slotted hole 8 is arranged to directly discharge a part of air into the left chamber 4, the through hole 6 is arranged to discharge a part of air deposited and muffled into the left chamber 4, the connecting pipe 11 is arranged to communicate the left chamber 4 with the second box 12, the three-way catalyst 13 and the exhaust pipe 14 are arranged to convert harmful gas into harmless gas through oxidation and reduction and discharge the harmless gas through the exhaust pipe 14, the thermal insulation layer 15 is arranged to insulate the first box 1, the fixed column 17 and the spring 18 are arranged to absorb shock the movable plate 16, and the movable plate 19 is arranged, can support cardboard 20, through setting up first bolt 22 and nut 23, can fix and conveniently dismantle lug 21, not only improve the shock attenuation effect, and can make the convenient dismantlement of silencer, be favorable to people's use.

In this embodiment, the clamping pads 24 are fixedly connected to the top and the bottom of the inner cavity of the first box 1, the clamping block 25 is movably connected to one side of the clamping pads 24, and one side of the clamping block 25 is fixedly connected to the housing 2 and the second box 12 respectively.

By providing the pad 24 and the block 25, the housing 2 and the second casing 12 can be fixed, respectively.

In this embodiment, a supporting plate 26 is fixedly connected to the inside of the left chamber 4, a first filter 27 is fixedly connected to the left side of the inside of the supporting plate 26, and a second filter 28 is fixedly connected to the right side of the inside of the supporting plate 26.

By providing the support plate 26, the first filter 27, and the second filter 28, the gas can be filtered.

In this embodiment, the three-way catalyst 13 is fixedly attached at both the top and bottom thereof with the mat 29, and one side of the mat 29 is fixedly attached to the inner wall of the second case 12.

By providing the mat 29, the three-way catalyst 13 can be supported and fixed.

In this embodiment, a storage box 30 is fixedly connected to the top of the heat insulation layer 15, and a positioner 31 is movably connected to the interior of the storage box 30.

By providing the storage box 30 and the positioner 31, the first casing 1 can be positioned.

In this embodiment, a door 32 is hinged to the front of the storage box 30, and a handle 33 is fixedly connected to the front of the door 32.

By providing the door 32 and the handle 33, the user can place articles in the storage box 30 conveniently.

In the present embodiment, the second bolt 34 is screwed on both sides of the top of the moving plate 16, and the bottom end of the second bolt 34 penetrates through the moving plate 16 and extends into the thermal insulation layer 15.

The moving plate 16 can be fixed by providing the second bolt 34.

The utility model discloses a theory of operation is: the gas enters the silencer 7 through the gas inlet pipe 9 for silencing, a part of treated gas is discharged into the left cavity 4 through the slotted hole 8, a part of gas enters the right cavity 5 through the gas outlet hole 10 for precipitation and then is discharged into the left cavity 4 through the through hole 6, the pressure of the silencer 7 is effectively reduced, the gas enters the left cavity 4 after silencing treatment and is filtered through the first filter screen 27 and the second filter screen 28, the filtered gas is discharged into the three-way catalyst 13 through the connecting pipe 11 for harmless treatment and is discharged through the exhaust pipe 14, the movable plate 16 can be fixed through the second bolt 34, the movable plate 16 can be damped through the fixed column 17 and the spring 18, the lifting lug 21 can be fixed and detached through the clamping plate 20, the first bolt 22 and the nut 23, and the damping effect is improved, and the silencer can be conveniently detached, which is beneficial to the use of people.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a take location protective structure's automobile catalytic muffler, includes first box (1), its characterized in that: the inner fixed connection of the first box body (1) is provided with a shell (2), the right side of the shell (2) extends to the outer part of the first box body (1), the inner fixed connection of the shell (2) is provided with a vertical plate (3), the inner part of the shell (2) is divided into a left chamber (4) and a right chamber (5) through the vertical plate (3), the inner part of the vertical plate (3) is provided with a through hole (6), the inner part of the vertical plate (3) is fixedly connected with a silencer (7), the left end of the silencer (7) extends to the inner part of the left chamber (4) and is provided with a slotted hole (8), the right end of the silencer (7) extends to the inner part of the right chamber (5) and is communicated with an air inlet pipe (9), the right end of the air inlet pipe (9) extends to the outer part of the first box body (1), and the top and the bottom of the silencer (7) are provided with air outlet holes (10), the left side of the shell (2) is communicated with a connecting pipe (11), the left side of the connecting pipe (11) is communicated with a second box body (12), a three-way catalyst (13) is arranged inside the second box body (12), the left side of the second box body (12) extends to the outside of the first box body (1) and is communicated with an exhaust pipe (14), a heat insulation layer (15) is sleeved on the surface of the first box body (1), moving plates (16) are fixedly connected to the two sides of the top of the heat insulation layer (15), fixed columns (17) are fixedly connected to the tops of the moving plates (16), springs (18) are sleeved on the surfaces of the fixed columns (17), the bottoms of the springs (18) are fixedly connected with the tops of the moving plates (16), a movable plate (19) is fixedly connected to the tops of the springs (18), clamping plates (20) are fixedly connected to the two sides of the tops of the movable plates (19), the lifting lug (21) is movably connected between the two clamping plates (20), a first bolt (22) is connected to one side of each clamping plate (20) in a threaded mode, one end of each first bolt (22) extends to the outer portion of each clamping plate (20), and a nut (23) is connected to each end of each first bolt in a threaded mode.

2. The automobile catalytic muffler with the positioning protection structure as claimed in claim 1, wherein: the equal fixedly connected with card pad (24) in both sides of first box (1) inner chamber top and bottom, one side swing joint of card pad (24) has fixture block (25), one side of fixture block (25) respectively with casing (2) and second box (12) fixed connection.

3. The automobile catalytic muffler with the positioning protection structure as claimed in claim 1, wherein: the inside fixedly connected with backup pad (26) of left side cavity (4), the inside left side fixedly connected with first filter screen (27) of backup pad (26), the inside right side fixedly connected with second filter screen (28) of backup pad (26).

4. The automobile catalytic muffler with the positioning protection structure as claimed in claim 1, wherein: the top and the bottom of the three-way catalyst (13) are both fixedly connected with a base plate (29), and one side of the base plate (29) is fixedly connected with the inner wall of the second box body (12).

5. The automobile catalytic muffler with the positioning protection structure as claimed in claim 1, wherein: the top of insulating layer (15) fixedly connected with storage tank (30), the inside swing joint of storage tank (30) has locator (31).

6. The automobile catalytic muffler with the positioning protection structure as claimed in claim 5, wherein: the front surface of the storage box (30) is hinged with a box door (32) through a hinge, and the front surface of the box door (32) is fixedly connected with a handle (33).

7. The automobile catalytic muffler with the positioning protection structure as claimed in claim 1, wherein: and the two sides of the top of the moving plate (16) are in threaded connection with second bolts (34), and the bottom ends of the second bolts (34) penetrate through the moving plate (16) and extend into the heat insulation layer (15).