CN210919213U

CN210919213U - Heat shield structure for automobile muffler

Info

Publication number: CN210919213U
Application number: CN201922036326.0U
Authority: CN
Inventors: 李向荣
Original assignee: Suzhou Jintian Auto Parts Co ltd
Current assignee: Suzhou Jintian Auto Parts Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-07-03
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a separate heat exchanger structure for car silencer relates to car silencer technical field. The silencer comprises a silencer body, the equal fixed mounting in the left and right sides face of silencer body has the blast pipe, equal fixed mounting has fixed establishment on the blast pipe, fixed establishment includes fixture block, lower fixture block, locking bolt, arc, first wire mesh, high temperature resistant rubber pad and first thermal-insulated cotton, it buckles in the blast pipe upper surface to go up the fixture block, the fixture block passes through locking bolt to be installed in the lateral wall around last fixture block down. The utility model discloses a left and right sides fixed establishment is convenient for fix the overhead guard, and fixed establishment can satisfy the blast pipe use on the silencer of multiple different specifications simultaneously, and fixed dismantlement is more convenient, and the overhead guard does not adopt the laminating mode fixed with the silencer body, and the spring makes the overhead guard reciprocate, makes the cooling panel up-and-down fanning dispel the heat, and the radiating effect is better.

Description

Heat shield structure for automobile muffler

Technical Field

The utility model relates to an automobile silencer technical field specifically is a separate heat exchanger structure for automobile silencer.

Background

Silencer on the car mainly used reduces the noise that the engine during operation of motor vehicle produced, promotes passenger's impression of riding, and at present, car silencer all is provided with the heat exchanger for reduce the silencer and transmit the heat to car passenger cabin through the automobile body, in order to reduce the temperature in passenger cabin, avoid causing the discomfort for the passenger, but, the following problem still exists in the use in current car silencer heat exchanger:

1. in the prior art, the heat shield is attached and fixed on the silencer, and the heat shield has a heat conduction effect, so that the heat shield transfers heat to the passenger compartment, the heat insulation effect is poor, the heat dissipation performance of the heat shield is poor, and the service life of the heat shield can be prolonged when the heat shield is used at high temperature for a long time;

2. among the prior art, separate heat exchanger and can only use to a certain model car silencer, pass through locking bolt and silencer snap-on more, make separate heat exchanger practicality poor, and fixed dismantlement is inconvenient.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a separate heat exchanger structure for car silencer possesses the blast pipe use on the silencer that satisfies multiple different specifications, and fixed dismantlement is more convenient, and thermal-insulated effectual, advantage such as radiating effect is better has solved thermal-insulated effect not good, and the heat dispersion of separate heat exchanger itself is poor, separates the poor problem of heat exchanger practicality.

(II) technical scheme

For the blast pipe use on the silencer that realizes above-mentioned multiple different specifications of satisfying, it is more convenient to fix the dismantlement, and thermal-insulated effectual, the better purpose of radiating effect, the utility model provides a following technical scheme: a heat shield structure for an automobile muffler comprises a muffler body, wherein exhaust pipes are fixedly arranged on the left side surface and the right side surface of the muffler body, fixing mechanisms are fixedly arranged on the exhaust pipes, each fixing mechanism comprises an upper clamping block, a lower clamping block, a locking bolt, an arc-shaped plate, a first metal wire mesh, a high-temperature-resistant rubber pad and first heat insulation cotton, the upper clamping blocks are buckled on the upper surface of the exhaust pipes, the lower clamping blocks are arranged in the front side wall and the rear side wall of the upper clamping block through the locking bolts, the arc-shaped plates are fixedly arranged on the opposite sides of the upper clamping blocks and the lower clamping blocks, the first metal wire mesh, the high-temperature-resistant rubber pad and the first heat insulation cotton are fixedly arranged on the opposite sides of the arc-shaped plates in sequence, an extension plate is fixedly arranged on the upper surface of the upper clamping block through a spring, fixed mounting has the overhead guard between the extension board, the overhead guard sets up directly over the silencer body, from last to down in proper order fixed mounting have the thermal-insulated cotton of second and second wire mesh on the upside inner wall of overhead guard, equal fixed mounting has the heating panel on the inner wall around the overhead guard.

As a preferred technical scheme of the utility model, guiding mechanism movable mounting is in the spring, guiding mechanism includes head rod and second connecting rod, fixed surface installs in the upper surface of last fixture block under the head rod, the upper surface activity of head rod is inserted and is equipped with the second connecting rod, fixed surface is connected under second connecting rod upper surface and the extension board.

As an optimized technical scheme of the utility model, extension board and overhead guard are integrated into one piece structure.

As an optimal technical scheme of the utility model, the lower surface of lateral wall around the overhead guard and the central horizontal parallel and level of lateral wall around the silencer body.

As an optimal technical scheme of the utility model, go up the fixture block and control open-ended U type structure with lower fixture block, arc length is the third of last fixture block height.

As an optimal technical scheme of the utility model, the heating panel is corresponding to be provided with threely, and the heating panel sets up for the slope, the inclination of heating panel is 15-35 degrees.

(III) advantageous effects

Compared with the prior art, the utility model provides a separate heat exchanger structure for car silencer possesses following beneficial effect:

1. this a separate heat exchanger structure for car silencer is through setting up lower fixture block activity in through left and right sides fixed establishment and insert and locate in the fixture block to fix fixture block and last fixture block down through the locking bolt, make the blast pipe use on the fixed establishment can satisfy multiple different specification silencers, it is more convenient to fix the dismantlement.

2. This a separate heat exchanger structure for car silencer, through setting up the first wire mesh in the fixed establishment, fixture block and lower fixture block and blast pipe direct contact are avoided to high temperature resistant rubber pad and first thermal-insulated cotton, the spring makes and has certain interval between overhead guard and the silencer body simultaneously, the second wire mesh of deuterogamying separates heat cotton with the second, make this overhead guard have better thermal-insulated effect, the elasticity performance of spring simultaneously, make the heating panel reciprocate along with the spring on the overhead guard inner wall, the fanning is bloied and is dispeled the heat about the heating panel, make the overhead guard itself better with the radiating effect of silencer body.

Drawings

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

fig. 2 is a right side view of the fixing mechanism of the present invention;

fig. 3 is a right side view of the top cover of the present invention.

In the figure: 1. a muffler body; 2. an exhaust pipe; 3. a fixing mechanism; 301. an upper clamping block; 302. a lower clamping block; 303. locking the bolt; 304. an arc-shaped plate; 305. a first wire mesh; 306. a high temperature resistant rubber pad; 307. first heat insulation cotton; 4. a spring; 5. an extension plate; 6. a guide mechanism; 601. a first connecting rod; 602. a second connecting rod; 7. a top cover; 8. second heat insulation cotton; 9. a second wire mesh; 10. A heat sink.

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. 1-3, a heat shield structure for an automobile muffler comprises a muffler body 1, an exhaust pipe 2 is fixedly mounted on both left and right side surfaces of the muffler body 1, a fixing mechanism 3 is fixedly mounted on the exhaust pipe 2, the fixing mechanism 3 comprises an upper fixture block 301, a lower fixture block 302, a locking bolt 303, an arc-shaped plate 304, a first wire mesh 305, a high temperature resistant rubber pad 306 and first heat insulation cotton 307, the upper fixture block 301 is fastened on the upper surface of the exhaust pipe 2, the lower fixture block 302 is mounted in front and rear side walls of the upper fixture block 301 through the locking bolt 303, the arc-shaped plate 304 is fixedly mounted on the opposite side surfaces of the upper fixture block 301 and the lower fixture block 302, the first wire mesh 305, the high temperature resistant rubber pad 306 and the first heat insulation cotton 307 are fixedly mounted on the opposite side surfaces of the arc-shaped plate 304 in sequence, an extension plate 5 is fixedly mounted on the upper surface of the upper fixture block, fixed mounting has guiding mechanism 6 between the lower surface of extension board 5 and the last fixture block 301 upper surface, fixed mounting has a top shroud 7 between the extension board 5, top shroud 7 sets up directly over silencer body 1, from last to down in proper order fixed mounting has thermal-insulated cotton 8 of second and second wire mesh 9 on the upside inner wall of top shroud 7, equal fixed mounting has heating panel 10 on the inner wall around the top shroud 7.

Specifically, guiding mechanism 6 is movably mounted in spring 4, guiding mechanism 6 includes first connecting rod 601 and second connecting rod 602, fixed surface mounting in the upper surface of last fixture block 301 is gone up to first connecting rod 601 lower surface, the upper surface activity of first connecting rod 601 is inserted and is equipped with second connecting rod 602, second connecting rod 602 upper surface and extension 5 lower surface fixed connection.

In this embodiment, second connecting rod 602 reciprocates in head rod 601 among guiding mechanism 6, and is spacing to spring 4 flexible from top to bottom, and when spring 4 took overhead guard 7 to reciprocate, overhead guard 7 can not take place to collide with silencer body 1, uses safelyr.

Specifically, the extension plate 5 and the top cover 7 are of an integrally formed structure.

In this embodiment, the extension plate 5 is firmly connected with the top cover 7, and is not easy to break or damage.

Specifically, the lower surfaces of the front and rear side walls of the top cover 7 are horizontally flush with the centers of the front and rear side walls of the muffler body 1.

In this embodiment, the top cover 7 can completely isolate the heat emitted from the muffler body 1, so that the heat insulation effect is better.

Specifically, the upper latch 301 and the lower latch 302 are U-shaped structures with left and right openings, and the length of the arc-shaped plate 304 is one third of the height of the upper latch 301.

In this embodiment, when the lower fixture block 302 moves up and down in the upper fixture block 301, the opposite side surfaces of the corresponding arc-shaped plates 304 are not contacted, so that the lower fixture block 302 can move up and down conveniently, and can be fixed on the exhaust pipe 2 with fixed specification.

Specifically, three heat dissipation plates 10 are correspondingly arranged, the heat dissipation plates 10 are arranged in an inclined manner, and the inclination angle of the heat dissipation plates 10 is 15-35 degrees.

In this embodiment, the plurality of groups of heat dissipation plates 10 have a better heat dissipation effect, and the inclined arrangement has a heat insulation effect.

The utility model discloses a theory of operation and use flow: when the exhaust pipe silencer is used, the lower fixture block 302 in the fixing mechanisms 3 on the left side and the right side is movably inserted into the upper fixture block 301, the lower fixture block 302 and the upper fixture block 301 are fixed through the locking bolt 303, the lower fixture block 302 and the arc-shaped plate 304 between the opposite side surfaces of the upper fixture block 301 are fixedly clamped and connected with the exhaust pipe 2, the fixing mechanisms 3 can meet the use requirements of the exhaust pipes 2 on silencers with different specifications, the fixing and the dismounting are more convenient, meanwhile, the first wire mesh 305, the high-temperature-resistant rubber pad 306 and the first heat insulation cotton 307 in the fixing mechanisms 3 prevent the upper fixture block 301 and the lower fixture block 302 from directly contacting with the exhaust pipe 2, the heat insulation performance is improved, the spring 4 on the upper surface of the upper fixture block 301 enables a certain distance to be reserved between the top cover 7 and the silencer body 1, meanwhile, the exhaust pipe 2 of an automobile can generate vibration during operation, the spring 4 drives the top cover 7 to move up and down, the top cover 7 drives the heat dissipation plate 10 to move up and down to perform fanning, the heat dissipation plate 10 performs fanning up and down to perform heat dissipation, the heat dissipation effect of the top cover 7 and the silencer body 1 is better, and the second wire mesh 9 and the second heat insulation cotton 8 are matched to enable the top cover 7 to have a better heat insulation effect.

To sum up, this a separate heat exchanger structure for car silencer is convenient for fix the dome 7 through left and right sides fixed establishment 3, and fixed establishment 3 can satisfy the blast pipe 2 use on the silencer of multiple different specifications simultaneously, and it is more convenient to fix the dismantlement, and dome 7 and silencer body 1 do not adopt the laminating mode fixed, and spring 4 makes dome 7 can reciprocate, makes heating panel 10 move from top to bottom and dispels the heat, and the radiating effect is better.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 separates heat exchanger structure for car silencer, includes silencer body (1), its characterized in that: the exhaust pipe (2) is fixedly installed on the left side surface and the right side surface of the silencer body (1), the fixing mechanisms (3) are fixedly installed on the exhaust pipe (2), each fixing mechanism (3) comprises an upper clamping block (301), a lower clamping block (302), a locking bolt (303), an arc-shaped plate (304), a first metal wire mesh (305), a high-temperature-resistant rubber pad (306) and first heat insulation cotton (307), the upper clamping block (301) is buckled on the upper surface of the exhaust pipe (2), the lower clamping block (302) is installed in the front side wall and the rear side wall of the upper clamping block (301) through the locking bolt (303), the arc-shaped plates (304) are fixedly installed on the opposite sides of the upper clamping block (301) and the lower clamping block (302), and the first metal wire mesh (305), the high-temperature-resistant rubber pad (306) and the first heat insulation cotton (307) are fixedly installed on the opposite sides, go up the upper surface of fixture block (301) and have extension board (5) through spring (4) fixed mounting, fixed mounting has guiding mechanism (6) between the lower surface of extension board (5) and last fixture block (301) upper surface, fixed mounting has overhead guard (7) between extension board (5), overhead guard (7) set up directly over silencer body (1), from last to having second thermal-insulated cotton (8) and second woven wire (9) down in proper order fixed mounting on the upside inner wall of overhead guard (7), equal fixed mounting has heating panel (10) on the inner wall around overhead guard (7).

2. A heat shield structure for an automobile muffler according to claim 1, wherein: guiding mechanism (6) movable mounting is in spring (4), guiding mechanism (6) include head rod (601) and second connecting rod (602), fixed mounting is in the upper surface of last fixture block (301) in head rod (601) lower surface, the upper surface activity of head rod (601) is inserted and is equipped with second connecting rod (602), second connecting rod (602) upper surface and extension board (5) lower fixed connection.

3. A heat shield structure for an automobile muffler according to claim 1, wherein: the extension plate (5) and the top cover (7) are of an integrally formed structure.

4. A heat shield structure for an automobile muffler according to claim 1, wherein: the lower surfaces of the front and rear side walls of the top cover (7) are horizontally flush with the centers of the front and rear side walls of the silencer body (1).

5. A heat shield structure for an automobile muffler according to claim 1, wherein: the upper clamping block (301) and the lower clamping block (302) are of U-shaped structures with left and right openings, and the length of the arc-shaped plate (304) is one third of the height of the upper clamping block (301).

6. A heat shield structure for an automobile muffler according to claim 1, wherein: the number of the heat dissipation plates (10) is three, the heat dissipation plates (10) are arranged in an inclined mode, and the inclination angle of the heat dissipation plates (10) is 15-35 degrees.