CN108798844B - Motor vehicle catalyst protection mechanism - Google Patents
Motor vehicle catalyst protection mechanism Download PDFInfo
- Publication number
- CN108798844B CN108798844B CN201810047395.9A CN201810047395A CN108798844B CN 108798844 B CN108798844 B CN 108798844B CN 201810047395 A CN201810047395 A CN 201810047395A CN 108798844 B CN108798844 B CN 108798844B
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- China
- Prior art keywords
- bevel gear
- shell
- hole
- threaded
- fixed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
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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
Abstract
The invention discloses a motor vehicle catalyst protection mechanism.A fixed shaft is fixed on the inner surface of the side wall of a first shell; the third bevel gear is arranged on the periphery of the fixed shaft, and a threaded pipe is fixed on the bottom surface of the third bevel gear; the second shell is arranged in the first shell, a third internal threaded hole is formed in one end face of the second shell, and a second partition plate is fixed on the inner surface of the peripheral side of the second shell; a threaded shaft and a threaded column are arranged in the second shell; the first bevel gear is arranged on the end face of the second shell, the second bevel gear is arranged on the surface of the first partition plate, and the first bevel gear and the second bevel gear are meshed with the third bevel gear. The invention discloses a catalyst anti-collision mechanism, wherein a threaded shaft keeps rising in the rotating process, meanwhile, as a threaded column is driven to rotate, a box cover is opened by meshing bevel gears, and a catalyst box is arranged in the box body, so that the situation that a catalyst moves in the irregular acceleration and deceleration running of a motor vehicle is avoided, and the phenomenon that the catalyst box is cracked due to collision is reduced.
Description
Technical Field
The invention belongs to the technical field of damping devices, and particularly relates to a motor vehicle catalyst protection mechanism.
Background
The environment and the development are the focus of general attention of all countries in the world, and the development not only meets the needs of the contemporary people, but also considers and does not damage the survival conditions of the latter. Therefore, protecting the environment in which humans live is a common concern worldwide. Automobile pollution is a main approach of environmental pollution, and the prevention and treatment of automobile pollution is an irreparable global problem for the sustainable development of human beings, so that people need to jointly strive to prevent and treat automobile pollution in the aspects of technological innovation, energy conservation, emission reduction and the like. Although the automobile is the most important vehicle in the 21 st century, it has many drawbacks. Since the 40 s of the 20 th century, photochemical smog events occurred many times in cities such as los Angeles, Tokyo, Japan, etc., causing many casualties and huge economic losses! Automotive pollution is increasingly becoming a global problem in the 21 st century. With the increasing quantity of automobiles and the wider application range, the negative effect of the automobile on the world environment is increased, particularly, the automobile harms the urban environment, causes respiratory system diseases, causes the ozone content in the surface air to be too high, aggravates the urban heat island effect, and makes the urban environment worsen. After the catalyst is packaged, the carrier may shift in the catalyst and cause collision with the aging of the cushion layer along with the irregular acceleration and deceleration vibration of an automobile, so that the catalyst is cracked, and the aftertreatment aging is caused.
Disclosure of Invention
The invention aims to provide a motor vehicle catalyst protection mechanism, which avoids the phenomenon that a catalyst moves in irregular acceleration and deceleration running of a motor vehicle.
The purpose of the invention can be realized by the following technical scheme:
a motor vehicle catalyst protection mechanism comprises a first shell, a second shell, a threaded shaft, a threaded column, a first bevel gear, a second bevel gear, a third bevel gear and a box cover;
a fixed shaft is fixed on the inner surface of the side wall of the first shell;
the third bevel gear is arranged on the periphery of the fixed shaft, and a threaded pipe is fixed on the bottom surface of the third bevel gear;
the second shell is arranged in the first shell, a third internal thread hole is formed in one end face of the second shell, a second partition plate is fixed on the inner surface of the periphery of the second shell, and a second internal thread hole is formed in the surface of the second partition plate;
a threaded shaft and a threaded column are arranged in the second shell, wherein the threaded column is meshed with a third internal threaded hole, and a fourth internal threaded hole is formed in the end face of the threaded column;
the threaded shaft is respectively meshed with the fourth internal threaded hole and the second internal threaded hole;
the first bevel gear is arranged on the end face of the second shell, the second bevel gear is arranged on the surface of the first partition plate, and the first bevel gear and the second bevel gear are meshed with the third bevel gear.
Furthermore, the first shell is a cylinder, a circular ring is fixed on the bottom surface of the first shell, and a first partition plate is fixed on the inner surface of the peripheral side of the first shell.
Further, a strip-shaped groove and a circular through hole are formed in the surface of the first partition plate, and the circular through hole is formed in the midpoint of the strip-shaped groove.
Further, the box cover is installed on the end face of the first shell, an installation seat is fixed to the bottom face of the box cover, a first internal thread hole is formed in one end of the installation seat, and the first internal thread hole is meshed with the threaded pipe.
Furthermore, the end face of the threaded column is uniformly provided with first limiting pieces along the circumferential direction, the end face of the first bevel gear is uniformly provided with first bar-shaped grooves along the first circular through hole, and the first bar-shaped grooves are matched with the first limiting pieces.
Furthermore, the periphery of the threaded shaft is uniformly distributed with second limiting pieces along the circumferential direction, the surface of the second bevel gear is uniformly distributed with second strip-shaped grooves along the second circular through hole, and the second strip-shaped grooves are matched with the second limiting pieces.
Furthermore, a first circular through hole is formed in the end face of the first bevel gear, and a second circular through hole is formed in the surface of the second bevel gear.
The invention has the beneficial effects that:
the invention discloses a catalyst anti-collision mechanism, wherein a threaded shaft keeps rising in the rotating process, meanwhile, as a threaded column is driven to rotate, a box cover is opened by meshing bevel gears, and a catalyst box is arranged in the box body, so that the situation that a catalyst moves in the irregular acceleration and deceleration running of a motor vehicle is avoided, and the phenomenon that the catalyst box is cracked due to collision is reduced.
Drawings
The invention is described in further detail below with reference to the figures and specific embodiments.
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a partial schematic view of the present invention.
Fig. 3 is a schematic view of the first housing structure of the present invention.
Fig. 4 is a schematic view of the structure of the box cover of the present invention.
Fig. 5 is a cross-sectional view of a second housing of the present invention.
Fig. 6 is a schematic view of the structure of the threaded shaft of the present invention.
Detailed Description
A motor vehicle catalyst protection mechanism comprises a first shell 1, a second shell 2, a threaded shaft 3, a threaded column 4, a first bevel gear 5, a second bevel gear 6, a third bevel gear 7 and a box cover 8, and is shown in figures 1 and 2;
as shown in fig. 3, the first casing 1 is a cylinder, a circular ring is fixed on the bottom surface of the first casing 1, a first partition plate 102 is fixed on the inner surface of the peripheral side of the first casing 1, a strip-shaped groove 103 and a circular through hole 104 are formed in the surface of the first partition plate 102, the circular through hole 104 is arranged at the midpoint of the strip-shaped groove 103, and a fixed shaft 105 is fixed on the inner surface of the side wall of the first casing 1;
the third bevel gear 7 is mounted on the periphery of the fixed shaft 105, a threaded pipe 701 is fixed on the bottom surface of the third bevel gear 7, and the threaded pipe 701 is mounted on the periphery of the fixed shaft 105 through a bearing;
as shown in fig. 4, the box cover 8 is installed on the end surface of the first casing 1, the box cover 8 is a semicircular disc, an installation seat 801 is fixed on the bottom surface of the box cover 8, one end of the installation seat 801 is provided with a first internal threaded hole, and the first internal threaded hole is engaged with the threaded pipe 701;
as shown in fig. 5, the second casing 2 is installed in the first casing 1, the second casing 2 is a hollow cylinder, one end surface of the second casing 2 is provided with a third internal threaded hole, a second partition plate 201 is fixed on the inner surface of the peripheral side of the second casing 2, and the surface of the second partition plate 201 is provided with a second internal threaded hole;
a threaded shaft 3 and a threaded column 4 are installed in the second shell 2, wherein the threaded column 4 is meshed with a third internal threaded hole, a fourth internal threaded hole is formed in the end face of the threaded column 4, and first limiting pieces 401 are uniformly distributed on the end face of the threaded column 4 along the circumferential direction;
as shown in fig. 6, the threaded shaft 3 is respectively engaged with the fourth internal threaded hole and the second internal threaded hole, the circumferential side of the threaded shaft 3 is uniformly provided with second limiting pieces 402 along the circumferential direction, wherein the catalyst box is fixed at the top of the threaded shaft 3;
the first bevel gear 5 is arranged on the end surface of the second shell 2, the end surface of the first bevel gear 5 is provided with a first circular through hole, first strip-shaped grooves are uniformly distributed along the first circular through hole, and the first strip-shaped grooves are matched with the first limiting piece 401;
the second bevel gear 6 is arranged on the surface of the first partition plate 102, a second circular through hole is formed in the surface of the second bevel gear 6, second strip-shaped grooves are uniformly distributed along the second circular through hole, and the second strip-shaped grooves are matched with the second limiting piece 402;
the first bevel gear 5 and the second bevel gear 6 are both in mesh with a third bevel gear 7.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope and spirit of the invention as defined in the following claims.
Claims (6)
1. A motor vehicle catalyst protection mechanism is characterized by comprising a first shell (1), a second shell (2), a threaded shaft (3), a threaded column (4), a first bevel gear (5), a second bevel gear (6), a third bevel gear (7) and a box cover (8);
a fixed shaft (105) is fixed on the inner surface of the side wall of the first shell (1);
the third bevel gear (7) is arranged on the periphery of the fixed shaft (105), and a threaded pipe (701) is fixed on the bottom surface of the third bevel gear (7);
the second shell (2) is arranged in the first shell (1), a third internal thread hole is formed in one end face of the second shell (2), a second partition plate (201) is fixed on the inner surface of the peripheral side of the second shell (2), and a second internal thread hole is formed in the surface of the second partition plate (201);
a threaded shaft (3) and a threaded column (4) are mounted in the second shell (2), wherein the threaded column (4) is meshed with a third internal threaded hole, and a fourth internal threaded hole is formed in the end face of the threaded column (4);
the threaded shaft (3) is respectively meshed with a fourth internal threaded hole and a second internal threaded hole;
the first bevel gear (5) is mounted on the end face of the second shell (2), the second bevel gear (6) is mounted on the surface of the first partition plate (102), and the first bevel gear (5) and the second bevel gear (6) are both meshed with the third bevel gear (7);
the box cover (8) is installed on the end face of the first shell (1), an installation seat (801) is fixed to the bottom face of the box cover (8), a first internal threaded hole is formed in one end of the installation seat (801), and the first internal threaded hole is meshed with the threaded pipe (701).
2. A motor vehicle catalyst guard mechanism according to claim 1, wherein: the first shell (1) is a cylinder, a circular ring is fixed on the bottom surface of the first shell (1), and a first partition plate (102) is fixed on the inner surface of the peripheral side of the first shell (1).
3. A motor vehicle catalyst guard mechanism according to claim 1, wherein: a strip-shaped groove (103) and a circular through hole (104) are formed in the surface of the first partition plate (102), and the circular through hole (104) is formed in the middle point of the strip-shaped groove (103).
4. A motor vehicle catalyst guard mechanism according to claim 1, wherein: the end face of the threaded column (4) is uniformly provided with first limiting pieces (401) along the circumferential direction, the end face of the first bevel gear (5) is uniformly provided with first bar-shaped grooves along the first circular through hole, and the first bar-shaped grooves are matched with the first limiting pieces (401).
5. A motor vehicle catalyst guard mechanism according to claim 1, wherein: the circumference of threaded shaft (3) week side has spacing piece of second (402) along the circumferencial direction equipartition, second bevel gear (6) surface has second bar groove along the circular through-hole equipartition of second, second bar groove and the cooperation of spacing piece of second (402).
6. A motor vehicle catalyst guard mechanism according to claim 1, wherein: the end face of the first bevel gear (5) is provided with a first round through hole, and the surface of the second bevel gear (6) is provided with a second round through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810047395.9A CN108798844B (en) | 2018-01-18 | 2018-01-18 | Motor vehicle catalyst protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810047395.9A CN108798844B (en) | 2018-01-18 | 2018-01-18 | Motor vehicle catalyst protection mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108798844A CN108798844A (en) | 2018-11-13 |
| CN108798844B true CN108798844B (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810047395.9A Active CN108798844B (en) | 2018-01-18 | 2018-01-18 | Motor vehicle catalyst protection mechanism |
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| Country | Link |
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| CN (1) | CN108798844B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2463357Y (en) * | 2001-01-22 | 2001-12-05 | 广西柳工集团有限公司 | Loader engine cover lifting mechanism |
| AT16472U1 (en) * | 2013-03-04 | 2019-10-15 | Blum Gmbh Julius | Actuator for a furniture flap |
| CN206035595U (en) * | 2016-08-26 | 2017-03-22 | 天津杰特汽车三元催化器有限公司 | Firm type three way catalyst converter |
| CN206190362U (en) * | 2016-11-02 | 2017-05-24 | 合肥神舟催化净化器股份有限公司 | Catalyst anticollision structure of motor vehicle exhaust clarifier |
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2018
- 2018-01-18 CN CN201810047395.9A patent/CN108798844B/en active Active
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| Publication number | Publication date |
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| CN108798844A (en) | 2018-11-13 |
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Effective date of registration: 20201120 Address after: Magi Road, Changshu high tech Industrial Development Zone, Suzhou City, Jiangsu Province, No. 1 215500 Applicant after: SUZHOU ZHIRUI PHOTOELECTRIC MATERIAL TECHNOLOGY Co.,Ltd. Address before: 230000 Anhui Hefei economic and Technological Development Zone 12 Cui Wei Road 5 East Star City 5 phase 24 building 1106 rooms. Applicant before: HEFEI XIAOXIAO ZUOWEI INFORMATION TECHNOLOGY Co.,Ltd. |
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