CN213980917U - Universal detachable automobile exhaust purification catalyst - Google Patents
Universal detachable automobile exhaust purification catalyst Download PDFInfo
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- CN213980917U CN213980917U CN202022635533.0U CN202022635533U CN213980917U CN 213980917 U CN213980917 U CN 213980917U CN 202022635533 U CN202022635533 U CN 202022635533U CN 213980917 U CN213980917 U CN 213980917U
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- shell
- half part
- catalyst
- sealing cover
- inner shell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Exhaust Gas After Treatment (AREA)
Abstract
The utility model discloses a detachable automobile exhaust purifies catalyst converter of general type relates to catalyst converter technical field. The utility model discloses a structure includes inner shell, sealed lid, fixed plate, around the inner shell half part is separately, and first half part is preceding shell, latter half part is the backshell, install the catalyst in the inner shell, the last latter half part of shell is separately, and first half part be epitheca, latter half part be the inferior valve, respectively be provided with the arch on the medial edge of the lateral wall of epitheca and inferior valve and be the plug, in the recess of lateral wall under the first half embedding epitheca of inner shell, in the top lateral wall recess of lower half embedding inferior valve, sealed lid has two to be a sealed lid and No. two sealed lids respectively, the shell left end plug inserts in the slot of a sealed lid, the shell right-hand member plug inserts in the slot of No. two sealed lids, a sealed lid or No. two sealed lids are provided with two fixed plates with the junction of shell. The utility model discloses can dismantle and be convenient for change the catalyst.
Description
Technical Field
The utility model relates to a catalyst converter technical field especially relates to a detachable automobile exhaust purifies catalyst converter of general type.
Background
The catalyst is the most important external purifying device installed in the exhaust system of automobile and can remove CO, HC and NO from the tail gas of automobilexAnd the harmful gases are converted into harmless carbon dioxide, water and nitrogen through oxidation and reduction. The housing of the prior art catalytic converter is welded to form a cylindrical structure, and the catalyst is mounted in the housing before welding. When the catalyst is out of order, it is necessary to replace the catalyst with a new one or to take out the catalyst after cutting.
Accordingly, one skilled in the art provides a subject to solve the problems set forth in the background above.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the catalyst is difficult to change by overcoming the non-detachable structure of the prior art.
In order to solve the technical problems, the utility model provides a universal detachable automobile exhaust purification catalyst, which comprises,
the catalyst-free catalyst comprises an inner shell, wherein the inner shell is of a cylindrical tubular structure, the front half part and the rear half part of the inner shell are separated, the front half part is a front shell, the rear half part is a rear shell, and a catalyst is arranged in the inner shell; the outer shell is of a cylindrical tubular structure, the upper half part and the lower half part of the outer shell are separated, the upper half part is an upper shell, the lower half part is a lower shell, protrusions are arranged on the inner side edges of the side walls of the left end and the right end of the upper shell respectively and are plugs, the upper half part of the inner shell is embedded into the grooves of the side walls of the upper shell and the lower shell, the lower half part of the inner shell is embedded into the grooves of the top side wall of the lower shell, and the outer shell plays a role in fixing and sealing the inner shell; the sealing cover is of a bowl-shaped structure, an annular groove is formed in the inner side edge of the bowl opening end and is a slot, the sealing cover is provided with a first sealing cover and a second sealing cover, a plug at the left end of the shell is inserted into the slot of the first sealing cover, a plug at the right end of the shell is inserted into the slot of the second sealing cover, and the sealing covers play a role in fixing the upper shell and the lower shell while sealing the two ends of the shell; the fixed plate, the fixed plate is ohm type plate structure, the junction of a sealed lid and shell is provided with two fixed plates, the junction of No. two sealed lids and shell is provided with two fixed plates, the junction of sealed lid and shell is lived to the fixed plate circle to through bolt and nut fixed connection, play the effect of fixed sealed lid and shell.
As a further aspect of the present invention: the improved structure is characterized in that protruding strips are respectively arranged at two ends of the inner side wall of the fixed plate, a circular ring-shaped groove is arranged on the outer side wall of the sealing cover and is a positioning groove, the positioning grooves are formed in the outer side walls of the two ends of the shell, and the protruding strips are inserted into the positioning grooves to prevent the shell or the sealing plate and the fixed plate from moving leftwards and rightwards.
As a further aspect of the present invention: be provided with the spacing strip of bellied ring type on the inside wall of inner shell, spacing strip be one number spacing strip for the preceding shell part, be located No. two spacing strips for the back shell part, fix the catalyst on spacing strip one number during the installation, spacing strip prevents that the catalyst from moving about in the inner shell.
As a further aspect of the present invention: an air inlet pipe is fixed in a through hole in the left side wall of the first sealing cover and guides tail gas into the inner shell.
As a further aspect of the present invention: and an air outlet pipe is fixed in a through hole in the right side wall of the second sealing cover and is used for discharging the purified tail gas.
As a further aspect of the present invention: and a flange is fixed at the left end of the air inlet pipe and can fixedly connect the connecting pipe with the air inlet pipe.
As a further aspect of the present invention: and a flange is fixed at the right end of the air outlet pipe and connects the air outlet pipe with the exhaust pipe.
As a further aspect of the present invention: the connecting pipe is of a Z-shaped, L-shaped, N-shaped or linear pipeline structure, and is suitable for automobiles of different models.
As a further aspect of the present invention: the split parts of the upper shell and the lower shell are provided with Z-shaped tooth sockets, so that gas in the shell is prevented from overflowing.
As a further aspect of the present invention: the splicing part of the front shell and the rear shell is provided with a Z-shaped tooth socket to prevent gas in the inner shell from overflowing.
As a further aspect of the present invention: the sealing strip is characterized in that a plurality of strip-shaped protrusions are arranged on the outer side wall of the inner shell and are sealing strips, the sealing strips are inserted into grooves in the inner side wall of the outer shell, and the sealing strips prevent gas in the inner shell from overflowing from gaps of the outer shell.
The utility model has the advantages that:
(1) the utility model is provided with an inner shell and an outer shell, when in installation, the catalyst is firstly arranged in the front shell and is fixed on the first limit strip; then the rear shell is spliced with the front shell; the upper shell and the lower shell are spliced, the upper half part of the inner shell is embedded into the groove of the lower side wall of the upper shell, and the lower half part of the inner shell is embedded into the groove of the upper side wall of the lower shell. The utility model discloses can prevent that the inner shell inflation from breaking.
(2) The utility model is provided with the sealing cover, the plug at the left end of the shell is inserted into the slot of the first sealing cover, the plug at the right end of the shell is inserted into the slot of the second sealing cover, and the sealing cover plays a role in fixing the upper shell and the lower shell while sealing the two ends of the shell; then the fixed plate is used for enclosing the joint of the sealing cover and the shell, and the protruding strip is inserted into the positioning groove. The utility model discloses prevent that shell and sealed lid from breaking away the festival.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a sectional view of a connection portion of a first sealing cover and a housing;
fig. 3 is a left side sectional view of the present invention.
Wherein: the sealing device comprises a first sealing cover 10, a second sealing cover 11, an upper shell 12, a lower shell 13, a front shell 14, a rear shell 15, a sealing table 16, a plug 17, a slot 18, a first limiting strip 19, a second limiting strip 20, a catalyst 21, a fixing plate 22, a raised ring 23, a positioning groove 24, an air inlet pipe 25, an air outlet pipe 26, a flange 27 and a connecting pipe 28.
Detailed Description
The structure of the universal detachable automobile exhaust purification catalyst provided by this embodiment is shown in fig. 1-3, and includes,
the catalyst comprises an inner shell, a catalyst and a catalyst, wherein the inner shell is of a cylindrical tubular structure, the front half part and the rear half part of the inner shell are separated, the front half part is a front shell 14, the rear half part is a rear shell 15, and the catalyst 21 is arranged in the inner shell; the outer shell is of a cylindrical tubular structure, the upper half part and the lower half part of the outer shell are separated, the upper half part is an upper shell 12, the lower half part is a lower shell 13, protrusions are respectively arranged on the inner side edges of the side walls of the left end and the right end of the upper shell 12 and are plugs 17, the inner side edges of the side walls of the left end and the right end of the lower shell 13 are respectively provided with protrusions 17 which are plugs 17, the upper half part of the inner shell is embedded into a groove of the lower side wall of the upper shell 12, the lower half part of the inner shell is embedded into a groove of the top side wall of the lower shell 13, and the outer shell plays a role in fixing and sealing the inner shell; the sealing cover is of a bowl-shaped structure, an annular groove is formed in the inner edge of the end of the bowl opening and is a slot 18, the sealing cover is provided with a first sealing cover 10 and a second sealing cover 11, a plug 17 at the left end of the shell is inserted into the slot 18 of the first sealing cover 10, a plug 17 at the right end of the shell is inserted into the slot 18 of the second sealing cover 11, and the sealing covers seal the two ends of the shell and play a role in fixing the upper shell 12 and the lower shell 13; fixed plate 22, fixed plate 22 are ohm type plate structure, the junction of sealed lid 10 and shell is provided with two fixed plates 22 for one number, the junction of No. two sealed lids 11 and shell is provided with two fixed plates 22, the junction of sealed lid and shell is lived to fixed plate 22 circle to through bolt and nut fixed connection, play the effect of fixed sealed lid and shell.
The sealing structure is characterized in that protruding strips 23 are respectively arranged at two ends of the inner side wall of the fixing plate 22, a circular ring-shaped groove is arranged on the outer side wall of the sealing cover and is a positioning groove 24, the positioning grooves 24 are arranged on the outer side walls of the two ends of the shell, and the protruding strips 23 are inserted into the positioning grooves 24 to prevent the shell or the sealing plate and the fixing plate 22 from moving leftwards and rightwards.
Be provided with bellied ring type spacing on the inside wall of inner shell, spacing is located 14 parts of preceding shell for a spacing 19, is located 15 parts of backshells for No. two spacing 20, fixes catalyst 21 on a spacing 19 during the installation, spacing prevents that catalyst 21 from removing about in the inner shell.
An air inlet pipe 25 is fixed in a through hole in the left side wall of the first sealing cover 10, and the air inlet pipe 25 guides tail gas into the inner shell.
An air outlet pipe 26 is fixed in a through hole of the right side wall of the second sealing cover 11, and the air outlet pipe 26 discharges the purified tail gas.
A flange 27 is fixed at the left end of the air inlet pipe 25, and the flange 27 can fixedly connect the connecting pipe 28 with the air inlet pipe 25.
A flange 27 is fixed at the right end of the outlet pipe 26, and the outlet pipe 26 is connected with an exhaust pipe through the flange 27.
The connecting pipe 28 is a Z-shaped, L-shaped, N-shaped or linear pipeline structure, and is suitable for automobiles of different models.
The split parts of the upper shell 12 and the lower shell 13 are provided with Z-shaped tooth grooves to prevent the gas in the shell from overflowing.
The split parts of the front shell 14 and the rear shell 15 are provided with Z-shaped tooth grooves to prevent the gas in the inner shell from overflowing.
The outer side wall of the inner shell is provided with a plurality of strip-shaped protrusions, namely the sealing strips 16, the sealing strips 16 are inserted into grooves in the inner side wall of the outer shell, and the sealing strips 16 prevent gas in the inner shell from overflowing from gaps of the outer shell.
The utility model discloses a theory of operation: when the catalyst is installed, the catalyst 21 is placed in the front shell 14, and the catalyst 21 is fixed on the first limiting strip 19; then the rear shell 15 is spliced with the front shell 14; the upper shell 12 and the lower shell 13 are spliced, the upper half part of the inner shell is embedded into the groove of the lower side wall of the upper shell 12, and the lower half part of the inner shell is embedded into the groove of the top side wall of the lower shell 13; the plug 17 at the left end of the shell is inserted into the slot 18 of the first sealing cover 10, the plug 17 at the right end of the shell is inserted into the slot 18 of the second sealing cover 11, and the sealing covers play a role in fixing the upper shell 12 and the lower shell 13 while sealing the two ends of the shell; the stationary plate 22 is then looped around the joint of the sealing cap and the housing and the projection bar 23 is inserted into the positioning groove 24. The utility model discloses can dismantle and be convenient for change the catalyst.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A universal detachable automobile exhaust purifying catalyst is characterized in that the catalyst comprises,
the catalyst comprises an inner shell, a catalyst and a catalyst, wherein the inner shell is of a cylindrical tubular structure, the front half part and the rear half part of the inner shell are separated, the front half part is a front shell (14), the rear half part is a rear shell (15), and the catalyst (21) is arranged in the inner shell; the outer shell is of a cylindrical tubular structure, the upper half part and the lower half part of the outer shell are separated, the upper half part is an upper shell (12), the lower half part is a lower shell (13), the inner edges of the left side end lateral wall and the right side end lateral wall of the upper shell (12) are respectively provided with a protrusion plug (17), the inner edges of the left side end lateral wall and the right side end lateral wall of the lower shell (13) are respectively provided with a protrusion plug (17), the upper half part of the inner shell is embedded into a groove of the lower lateral wall of the upper shell (12), the lower half part of the inner shell is embedded into a groove of the top lateral wall of the lower shell (13), and the outer shell plays a role in fixing and sealing the inner shell; the sealing cover is of a bowl-shaped structure, an annular groove is formed in the inner edge of the bowl opening end and is a slot (18), the sealing cover is provided with a first sealing cover (10) and a second sealing cover (11), a plug (17) at the left end of the shell is inserted into the slot (18) of the first sealing cover (10), a plug (17) at the right end of the shell is inserted into the slot (18) of the second sealing cover (11), and the sealing cover plays a role in fixing the upper shell (12) and the lower shell (13) when sealing the two ends of the shell; fixed plate (22), fixed plate (22) are ohm type plate structure, the junction of a sealed lid (10) and shell is provided with two fixed plates (22), No. two sealed lids (11) are provided with two fixed plates (22) with the junction of shell, the junction of sealed lid and shell is lived in fixed plate (22) circle to through bolt and nut fixed connection, play the effect of fixed sealed lid and shell.
2. The universal detachable automobile exhaust purification catalyst according to claim 1, wherein: the sealing structure is characterized in that protruding strips (23) are respectively arranged at two ends of the inner side wall of the fixing plate (22), a circular ring-shaped groove is arranged on the outer side wall of the sealing cover and is a positioning groove (24), the positioning grooves (24) are arranged on the outer side walls of the two ends of the shell, and the protruding strips (23) are inserted into the positioning grooves (24) to prevent the shell or the sealing plate and the fixing plate (22) from moving leftwards and rightwards.
3. The universal detachable automobile exhaust purification catalyst according to claim 1, wherein: be provided with the spacing strip of bellied ring type on the inside wall of inner shell, spacing strip is located preceding shell (14) part for a spacing strip (19), is located backshell (15) part for No. two spacing strips (20), fixes catalyst (21) on a spacing strip (19) during the installation, spacing strip prevents that catalyst (21) from moving about in the inner shell.
4. The universal detachable automobile exhaust purification catalyst according to claim 1, wherein: an air inlet pipe (25) is fixed in a through hole in the left side wall of the first sealing cover (10), and the air inlet pipe (25) guides tail gas into the inner shell.
5. The universal detachable automobile exhaust purification catalyst according to claim 1, wherein: an air outlet pipe (26) is fixed in a through hole in the right side wall of the second sealing cover (11), and the purified tail gas is discharged through the air outlet pipe (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022635533.0U CN213980917U (en) | 2020-11-15 | 2020-11-15 | Universal detachable automobile exhaust purification catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022635533.0U CN213980917U (en) | 2020-11-15 | 2020-11-15 | Universal detachable automobile exhaust purification catalyst |
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| Publication Number | Publication Date |
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| CN213980917U true CN213980917U (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022635533.0U Active CN213980917U (en) | 2020-11-15 | 2020-11-15 | Universal detachable automobile exhaust purification catalyst |
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| CN (1) | CN213980917U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113847172A (en) * | 2021-08-18 | 2021-12-28 | 云南晴空侍卫科技发展有限公司 | Gasoline car cracking catalyst based on catalytic combustion technology |
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2020
- 2020-11-15 CN CN202022635533.0U patent/CN213980917U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113847172A (en) * | 2021-08-18 | 2021-12-28 | 云南晴空侍卫科技发展有限公司 | Gasoline car cracking catalyst based on catalytic combustion technology |
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