CN216381591U - Be applied to spacing type heat exchanger that separates on engine - Google Patents

Abstract

The utility model provides a limiting type heat shield applied to an engine, and belongs to the technical field of heat shields. The problem that when an existing heat shield is used, due to the fact that vibration is generated by an engine, bolts can loosen when the engine is used for a long time, and accordingly the heat shield is separated from the bolts, and safety in the using process is affected is solved. This spacing type that should be used for on engine separates heat exchanger, including the engine main part, be provided with air intake manifold and exhaust manifold in the engine main part, all be provided with the mainboard outside air intake manifold and the exhaust manifold, be provided with on the mainboard and be used for thermal-insulated heat exchanger main part that separates, the protruding two spacing strips that are equipped with of symmetry on the mainboard, the both sides of separating the heat exchanger main part be provided with spacing subassembly respectively, separate the both sides of heat exchanger main part and all seted up the recess, separate the heat exchanger main part and for the position department fixed mounting of recess have the apron. The utility model has the advantages of enhancing the connection stability of the heat shield and the engine and being convenient to disassemble.

Description

Be applied to spacing type heat exchanger that separates on engine

Technical Field

The utility model belongs to the technical field of heat shields, relates to a heat shield, and particularly relates to a limiting type heat shield applied to an engine.

Background

The engine is provided with the heat shield, so that the engine has good heat preservation effect, high and low temperature resistance, stable chemical performance, various chemical corrosion resistance, moth prevention, mildew prevention, fire prevention and flame retardance, aging resistance, weather resistance, water resistance, oil resistance, good hydrophobic performance and oil resistance.

Whether the installation of heat shield is firm, the performance of direct influence engine, when current installing the heat shield to the engine, take the mode installation that bolt and nut combine usually, need the auxiliary installation of operation instrument, cause consuming time phenomenon, and then be unfavorable for the production of spare part, the bolt easily causes the phenomenon of rust and corrosion when long-time use simultaneously, is difficult to dismantle when damaging.

When the heat shield is used, due to vibration generated by the engine, the bolt can be loosened after long-time use, so that the heat shield is separated, the safety in the use process is affected, and the heat shield can vibrate along with the vibration of the engine, so that the heat shield can be damaged.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a heat shield which is reasonable in design, simple in structure, used for enhancing the connection stability of the heat shield and an engine and convenient to detach.

The purpose of the utility model can be realized by the following technical scheme: a limit type heat shield applied to an engine comprises an engine main body and is characterized in that an air inlet manifold and an exhaust manifold are arranged on the engine main body, a main board used for being attached to the engine main body is arranged outside the air inlet manifold and the exhaust manifold, a heat shield main body used for heat insulation is arranged on the main board, the whole heat shield main body is in a concave shape, two limit strips used for limiting are symmetrically and convexly arranged on the main board, two limit components matched with the limit strips for limiting the heat shield main body are respectively arranged on two sides of the heat shield main body, grooves used for installing the limit components are respectively arranged on two sides of the heat shield main body, a cover plate is fixedly arranged on the heat shield main body and corresponding to the positions of the grooves, and the limit components comprise swinging rods, limit rods, rotating shafts, pull rods, slide rods and reset springs, the swinging rod, the limiting rod and the rotating shaft are arranged in the groove, the rotating shaft is fixedly arranged between the inner walls of the groove, the swinging rod swings on the rotating shaft, the limiting rod is arranged at the front end of the swinging rod and moves along with the swinging of the swinging rod, the pull rod is arranged at the rear end of the swinging rod, one end of the pull rod extends out of the cover plate for a user to control, the inner wall of the groove is provided with a sliding chute for the sliding rod to extend into, the sliding rod is arranged at the rear end of the swinging rod, one end of the reset component is arranged on the swinging rod, the other end is connected on the inner wall of the groove, the limit strip is provided with a limit groove matched with the limit rod, the pull rod is pressed downwards, the reset assembly is compressed, and the swinging rod at the rear end is pressed downwards, so that the limiting rod is matched with the limiting groove on the limiting strip, and the heat shield main body is limited.

In the above-mentioned spacing type heat shield applied to the engine, the outer end of the pull rod is provided with a pressing part for a user to press, and the pressing part is pressed to drive the pull rod to move downwards so as to separate the limiting rod from the limiting groove of the limiting strip.

In the above-mentioned spacing type heat shield applied to the engine, the spacing rod, the swinging rod and the pull rod are integrally formed.

In the above-mentioned spacing type heat shield applied to the engine, the main board is provided with a damping groove for damping the heat shield, the lower end of the main body of the heat shield is provided with a bump matched with the damping groove, a damping spring is installed between the bump and the damping groove, one end of the damping spring is connected with the bottom of the bump, and the other end of the damping spring is connected with the bottom of the damping groove.

In the above-mentioned spacing type heat shield applied to the engine, the heat shield main body is further fixedly connected with the main board through a fixing bolt.

Compared with the prior art, the limiting type heat shield applied to the engine has the following advantages:

1. the heat shield main body is fixed by connecting the limiting assembly with the limiting strip on the main board, and the heat shield main body can be loosened after being used for a long time, so that the stability of the heat shield main body when being installed on the main board is further enhanced;

2. be provided with damping spring between heat exchanger main part and mainboard, carry out the shock attenuation to heat exchanger main part when the engine operation, prolong the life who separates the heat exchanger main part.

Drawings

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

Fig. 2 is a schematic cross-sectional structure of the present invention.

In the figure, 1, an engine body; 2. an intake manifold; 3. an exhaust manifold; 4. a main board; 5. a heat shield body; 6. a limiting strip; 7. a limiting component; 8. a groove; 9. a cover plate; 10. a swing lever; 11. a limiting rod; 12. a rotating shaft; 13. a pull rod; 14. a slide bar; 15. a return spring; 16. a chute; 17. a limiting groove; 18. a pressing part; 19. a damping groove; 20. a bump; 21. a shock absorbing spring.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the limiting type heat shield applied to an engine includes an engine main body 1, an intake manifold 2 and an exhaust manifold 3 are arranged on the engine main body 1, a main board 4 for attaching to the engine main body 1 is arranged outside the intake manifold 2 and the exhaust manifold 3, a heat shield main body 5 for heat insulation is arranged on the main board 4, the heat shield main body 5 is integrally arranged in a concave shape, two limiting strips 6 for limiting are symmetrically and convexly arranged on the main board 4, two limiting assemblies 7 matched with the limiting strips 6 for limiting are respectively arranged on two sides of the heat shield main body 5, grooves 8 for mounting the limiting assemblies 7 are respectively arranged on two sides of the heat shield main body 5, a cover plate 9 is fixedly mounted on the heat shield main body 5 at a position corresponding to the grooves 8, and the cover plate 9 can further enhance the heat insulation capability of the heat shield main body 5, the limiting component 7 comprises a swinging rod 10, a limiting rod 11, a rotating shaft 12, a pull rod 13, a sliding rod 14 and a reset spring 15, the swinging rod 10, the limiting rod 11 and the rotating shaft 12 are arranged inside the groove 8, the rotating shaft 12 is fixedly arranged between the inner walls of the groove 8, the swinging rod 10 swings on the rotating shaft 12, the limiting rod 11 is arranged at the front end of the swinging rod 10 and moves along with the swinging of the swinging rod 10, the pull rod 13 is arranged at the rear end of the swinging rod 10, one end of the pull rod 13 extends out of the cover plate 9 to be controlled by a user, a sliding groove 16 into which the sliding rod 14 extends is arranged on the inner wall of the groove 8, the sliding rod 14 is arranged at the rear end of the swinging rod 10, one end of the resetting component is arranged on the swinging rod 10, the other end of the resetting component is connected on the inner wall of the groove 8, a limiting groove 17 matched with the limiting rod 11 is arranged on the limiting strip 6, when the pull rod 13 is pressed down, the reset component is compressed, and the swinging rod 10 at the rear end is pressed down, so that the limiting rod 11 is matched with the limiting groove 17 on the limiting strip 6 and limits the heat shield main body 5.

In more detail, when the heat shield main body 5 is mounted, the pressing portion 18 on the pull rod 13 is pressed to compress the reset component, the sliding rod 14 is pressed down in the sliding groove 16, the rear end of the swinging rod 10 descends due to the fact that the rotating shaft 12 serves as a fixed point, the front end of the swinging rod 10 ascends to enable the front end of the limiting rod 11 to slightly contract in the groove 8, when the bottom of the heat shield main body 5 is connected with the bottom of the main board 4, the pressing portion 18 on the pull rod 13 is loosened, the reset component rebounds, the sliding rod 14 moves up in the sliding groove 16, the rear end of the swinging rod 10 ascends, the front end of the swinging rod 10 descends, the front end of the limiting rod 11 is inserted into the limiting groove 17 on the limiting strip 6, and the heat shield main body 5 is fixed on the main board 4.

In more detail, the outer end of the pull rod 13 is provided with a pressing portion 18 for a user to press, and the pressing portion 18 is pressed to drive the pull rod 13 to move downwards so as to separate the limit rod 11 from the limit groove 17 of the limit strip 6.

In more detail, the limiting rod 11, the swinging rod 10 and the pull rod 13 are integrally formed.

In a detailed description, the main board 4 is provided with a damping groove 19 for damping the heat shield, the lower end of the heat shield main body 5 is provided with a bump 20 matched with the damping groove 19, a damping spring 21 is installed between the bump 20 and the damping groove 19, one end of the damping spring 21 is connected with the bottom of the bump 20, the other end of the damping spring 21 is connected with the bottom of the damping groove 19, when the engine main body 1 works, vibration can occur, so that the heat shield main body 5 vibrates, the damping spring 21 arranged in the damping groove 19 damps the heat shield main body 5, and the problem that the heat shield main body 5 is loosened due to severe vibration and the service life of a product is affected is solved.

In more detail, the heat shield main body 5 is also fixedly connected with the main board 4 through a fixing bolt.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims (5)

1. The utility model provides a spacing type heat exchanger applied to engine, includes engine main part (1), its characterized in that, engine main part (1) on be provided with air intake manifold (2) and exhaust manifold (3), air intake manifold (2) and exhaust manifold (3) all be provided with mainboard (4) that are used for laminating engine main part (1) outward, be provided with on mainboard (4) and be used for thermal-insulated heat exchanger main part (5), heat exchanger main part (5) whole for the spill setting, mainboard (4) go up the symmetry protruding be equipped with two be used for spacing strip (6), the both sides of heat exchanger main part (5) be provided with respectively two and cooperate with spacing strip (6) and carry out spacing subassembly (7) to it, the both sides of heat exchanger main part (5) all are seted up and are supplied spacing subassembly (7) to carry out recess (8) of installing, the heat shield comprises a heat shield main body (5), a cover plate (9) is fixedly mounted at the position of a groove (8), a limiting component (7) consists of a swinging rod (10), a limiting rod (11), a rotating shaft (12), a pull rod (13), a sliding rod (14) and a reset spring (15), the swinging rod (10), the limiting rod (11) and the rotating shaft (12) are arranged inside the groove (8), the rotating shaft (12) is fixedly mounted between the inner walls of the groove (8), the swinging rod (10) swings on the rotating shaft (12), the limiting rod (11) is arranged at the front end of the swinging rod (10) and moves along with the swinging of the swinging rod (10), the pull rod (13) is arranged at the rear end of the swinging rod (10), one end of the pull rod (13) extends out of the cover plate (9) to be controlled by a user, a sliding groove (16) for the sliding rod (14) to extend into is formed in the inner wall of the groove (8), slide bar (14) set up in the rear end of swinging arms (10), and reset assembly's one end sets up on swinging arms (10), and the other end is connected on the inner wall of recess (8), spacing strip (6) on set up spacing groove (17) that agree with mutually with gag lever post (11), pushing down pull rod (13), reset assembly compresses, swinging arms (10) of rear end push down to it is spacing to make spacing groove (17) phase-match on gag lever post (11) and spacing strip (6) and will insulate against heat the cover main part (5).

2. The heat shield of a limit type applied to an engine according to claim 1, wherein the outer end of the pull rod (13) is provided with a pressing portion (18) for a user to press, and the pressing portion (18) is pressed to drive the pull rod (13) to move downwards so as to separate the limit rod (11) from the limit groove (17) of the limit strip (6).

3. The position-limiting type heat shield applied to the engine is characterized in that the position-limiting rod (11), the swinging rod (10) and the pull rod (13) are integrally formed.

4. The limit type heat shield applied to the engine according to claim 1, wherein a damping groove (19) for damping the heat shield is formed in the main plate (4), a bump (20) matched with the damping groove (19) is arranged at the lower end of the heat shield main body (5), a damping spring (21) is installed between the bump (20) and the damping groove (19), one end of the damping spring (21) is connected with the bottom of the bump (20), and the other end of the damping spring (21) is connected with the bottom of the damping groove (19).

5. The position-limiting type heat shield applied to the engine is characterized in that the heat shield main body (5) is fixedly connected with the main plate (4) through a fixing bolt.

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