CN212156273U

CN212156273U - Automobile engine is with having vibration/noise reduction function protecting sheathing

Info

Publication number: CN212156273U
Application number: CN202020858694.3U
Authority: CN
Inventors: 陈珂; 刘曼利; 勒谧靓
Original assignee: Chuzhou University
Current assignee: Chuzhou University
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-12-15
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses an automobile engine is with having shock attenuation and noise reduction function protecting sheathing relates to the automobile engine field, including the protection apron, the fixed welding in outside limit of protection apron has the butt joint frame, the side of butt joint frame is evenly fixed to be bonded has the isolation rubber ring, the bottom surface of butt joint frame is butt jointed to have the butt joint to glue the ring, the bottom surface open end of protection apron is butt joint to have the collet cover piece, the perpendicular threaded connection of top surface of protection apron has the extrusion screw rod, the bottom surface threaded connection of collet cover piece has the top support screw rod, the inboard edge of protection apron and collet cover piece is provided with the inner protective layer. The utility model discloses the device establishes score integration simple structure convenient operation, has adopted split type can be so that more convenient high-efficient when installing, and has adopted multiple shock attenuation adhesive tape to make and carry out the cushioning effect to vibrations, makes the great less strong suitable popularization and use of noise of simultaneously under the isolation.

Description

Automobile engine is with having vibration/noise reduction function protecting sheathing

Technical Field

The utility model relates to an automobile engine technical field specifically is an automobile engine is with having vibration/noise reduction function protecting sheathing.

Background

The automobile engine is a device for providing power for an automobile, is the heart of the automobile and determines the dynamic property, the economical efficiency, the stability and the environmental protection property of the automobile. According to different power sources, the automobile engine can be divided into a diesel engine, a gasoline engine, an electric automobile motor, hybrid power and the like. Common gasoline engines and diesel engines belong to reciprocating piston internal combustion engines, and convert chemical energy of fuel into mechanical energy of piston motion and output power outwards. The gasoline engine has high rotating speed, low quality, low noise, easy starting and low manufacturing cost; the diesel engine has large compression ratio, high heat efficiency, and better economic performance and discharge performance than the gasoline engine.

To automobile engine can take place vibrations and the production of noise when operating, traditional safety cover that keeps apart noise and vibrations is exactly that simple individual layer casing wraps up, plays certain isolation effect but the effect is not good to the noise, can not bring the effect of directness in the aspect of the shock attenuation simultaneously for can not obtain certain control to vibrations and noise, let the work of engine lead to the fact certain influence effect to the driver.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile engine is with having shock attenuation and noise reduction function protecting sheathing to solve the tradition that proposes in the above-mentioned background art and carry out the safety cover of keeping apart just simple individual layer casing to noise and vibrations and wrap up, play certain isolation effect but the effect is not good to the noise, can not bring the effect of directness simultaneously in the aspect of the shock attenuation, make can not obtain certain control to vibrations and noise, let the work of engine cause the problem of certain influence effect to the driver.

In order to achieve the above object, the utility model provides a following technical scheme:

a protective shell with shock-absorbing and noise-reducing functions for an automobile engine comprises a protective cover plate, wherein a butt joint outer frame is fixedly welded on the outer side edge of the protective cover plate, an isolation rubber ring is uniformly and fixedly bonded on the side edge of the butt joint outer frame, a butt joint rubber ring is butt joint with the bottom surface of the butt joint outer frame, a bottom sleeve block is butt joint with the open end of the bottom surface of the protective cover plate, an extrusion screw rod is vertically and threadedly connected with the top surface of the protective cover plate, a top support screw rod is threadedly connected with the bottom surface of the bottom sleeve block, an inner protective layer is arranged on the inner side edges of the protective cover plate and the bottom sleeve block, supporting oblique strips are uniformly welded on the outer side edges of the inner protective layer, a connecting screw hole is vertically arranged on the protective cover plate and the bottom sleeve block, a sound-absorbing plate is fixedly bonded on the inner side edge of the, the top surface of the bottom plate is fixedly bonded with a rubber supporting plate, butt joint holes are evenly formed in the top surface of the rubber supporting plate, butt joint screw holes are evenly formed in the top surface of the bottom plate, a sheathing groove is vertically formed in the inner side between the bottom plate and the rubber supporting plate, a supporting spring is fixedly clamped at the inner side edge of the sheathing groove, a lower pressing plate is sleeved at the bottom end of the extrusion screw rod, and an isolation rubber sheet is fixedly bonded on the bottom surface of the lower pressing plate.

As a preferred embodiment of the present invention: the opening has been seted up to protection cover plate's bottom surface, and the number of butt joint frame is two, and a butt joint frame is fixed to be set up and is close to the bottom surface position at the outside limit of protection cover plate, and the bottom surface of butt joint frame and protection cover plate's bottom surface open end keep at same horizontal plane, and another butt joint frame fixed welding is close to the open end position of top surface at the outside limit of collet sleeve block and keeps the level setting, and the number of isolation rubber ring is a plurality of, and two liang a set of fixed connect the through-hole both ends position of seting up at the top surface of butt joint frame and bottom surface.

As a preferred embodiment of the present invention: the butt joint is glued the ring level and is set up the position between two butt joint shells, and the opening is seted up to the top surface of collet cover piece, and the inside of collet cover piece keeps leading to with the inside of protection apron and connects the setting, and the number of extrusion screw rod is a plurality of roots, and many extrusion screw rods respectively perpendicular screw thread run through the outside limit of protection apron and extend to inside, and the number of top support screw rod is a plurality of roots, and the bottom surface that the top of many top support screw rods run through collet cover piece perpendicularly extends to inside.

As a preferred embodiment of the present invention: the number of supporting the batter strip is a plurality of roots, and many supporting the batter strip and being parallel to each other and forming three horn shapes and set up the position between protection apron and inner protective layer, collet cover block and inner protective layer, connects the screw and is vertical to the inboard side position that extends to inner protective layer to the outside limit that runs through protection apron and collet cover block, and extrudees the screw rod and holds in the palm the screw rod respectively threaded connection at the inboard side position of connecting the screw.

As a preferred embodiment of the present invention: the bottom plate level sets up the inboard side position at the inboard side inner protective layer of collet cover piece, and the end that runs through of top support screw rod is pegged graft perpendicularly in the inside position of bottom surface, glues the layer board and adopts the preparation of hard rubber material, and the number in butt joint hole is a plurality of, and a plurality of butt joint holes are vertical respectively to seting up at the top surface of gluing the layer board and are close to the border position, and butt joint screw and butt joint hole one-to-one stack formula setting each other.

As a preferred embodiment of the present invention: the number in cup jointing groove is a plurality of, and a plurality of cup jointing grooves are vertical to setting up and glue the position between the layer board and butt joint at the bottom plate, and supporting spring's top fixed joint is in the inboard edge of gluing the layer board, and bottom fixed joint is in the inboard edge of bottom plate, and the number of holding down plate keeps unanimous with the number of extrusion screw, and the holding down plate is the level form respectively and sets up the inboard edge at the protection apron and is close to the top surface position.

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

the device is more convenient to install by designing score integration, is convenient to carry and carry, can form seamless butt joint between a protective cover plate and a collet sleeve block under the isolation and sealing of a butt joint rubber ring, can extrude a generator under the isolation of an isolation rubber sheet, can isolate and support the engine under the support of a rubber support plate, can support and buffer the engine under the support of a support spring, can stably keep the position between the protective cover plate and the collet sleeve block, can absorb noise under the action of a sound absorption plate when the engine works, can disperse and weaken the noise under the action of a sound scattering hole, can further isolate the noise in a hollow space formed by supporting oblique strips, is more stable and reliable due to oblique support, and is simple and convenient to operate due to the split structure of the device design, the split type can be so that more convenient high-efficient when installing, and has adopted multiple shock attenuation adhesive tape to make and carry out cushioning effect to vibrations, make the great less strong more suitable of noise use widely under the isolation simultaneously.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic perspective view of a protective housing with shock absorbing and noise reducing functions for an automobile engine;

FIG. 2 is a schematic structural diagram of a top-view detail of a protective housing with shock-absorbing and noise-reducing functions for an automobile engine;

FIG. 3 is a schematic structural diagram of a section connection detail of a protective cover plate of a protective shell with shock absorption and noise reduction functions for an automobile engine;

FIG. 4 is a schematic structural diagram of a cross-sectional connection detail of a bottom support sleeve block of a protective shell with shock absorption and noise reduction functions for an automobile engine;

FIG. 5 is a schematic structural diagram of a sectional detail of a bottom support plate of a protective shell with shock-absorbing and noise-reducing functions for an automobile engine;

FIG. 6 is a schematic structural diagram of a cross-sectional detail of a lower pressing plate of a protective shell with shock-absorbing and noise-reducing functions for an automobile engine.

In the figure: 1-a protective cover plate; 2-butting the outer frame; 3-isolating rubber ring; 4-butting a rubber ring; 5-bottom support sleeve block; 6-extruding screw; 7-jacking the screw rod; 8-inner protective layer; 9-supporting the oblique strips; 10-connecting screw holes; 11-a sound-absorbing panel; 12-sound dispersion holes; 13-a bottom pallet; 14-a glue pallet; 15-a docking hole; 16-butt joint screw holes; 17-a socket groove; 18-a support spring; 19-a lower press plate; 20-isolating film.

Detailed Description

Referring to fig. 1-2, in an embodiment of the present invention, a protective housing with shock-absorbing and noise-reducing functions for an automobile engine includes a protective cover plate 1, a docking frame 2 is fixedly welded to an outer side edge of the protective cover plate 1, isolation rubber rings 3 are uniformly and fixedly bonded to side edges of the docking frame 2, an opening is formed in a bottom surface of the protective cover plate 1, the number of the docking frame 2 is two, one docking frame 2 is fixedly disposed at a position close to the outer side edge of the protective cover plate 1, a bottom surface of the docking frame 2 and an opening end of the bottom surface of the protective cover plate 1 are maintained at the same horizontal plane, another docking frame 2 is fixedly welded at a position close to an opening end of an outer side edge of a bottom sleeve block 5, the number of the isolation rubber rings 3 is several, and a plurality of isolation rubber rings 3 are respectively and fixedly disposed at two ends of a connecting through hole formed in the, the bottom surface of the butt joint outer frame 2 is butt jointed with a butt joint rubber ring 4, the bottom surface opening end of the protection cover plate 1 is butt jointed with a collet sleeve block 5, the butt joint rubber ring 4 is horizontally arranged between the two butt joint shells 2, the top surface of the collet sleeve block 5 is arranged at an opening, the interior of the collet sleeve block 5 is communicated with the interior of the protection cover plate 1, the top surface of the protection cover plate 1 is vertically in threaded connection with an extrusion screw 6, the bottom surface of the collet sleeve block 5 is in threaded connection with a plurality of jacking screw rods 7, the number of the extrusion screw rods 6 is a plurality, the plurality of extrusion screw rods 6 respectively penetrate through the outer side edge of the protection cover plate 1 to extend into the interior in a vertical threaded manner, the number of the jacking screw rods 7 is a plurality, and the top ends of the plurality of jacking screw;

referring to fig. 3-4, in the embodiment of the present invention, a protective housing with shock-absorbing and noise-reducing functions for an automobile engine, wherein inner side edges of a protective cover plate 1 and a bottom sleeve block 5 are provided with an inner protective layer 8, supporting oblique strips 9 are uniformly welded on outer side edges of the inner protective layer 8, the protective cover plate 1 and the bottom sleeve block 5 are vertically provided with connecting screw holes 10, the number of the supporting oblique strips 9 is several, and the supporting oblique strips 9 are parallel to each other and form a triangular shape and are arranged between the protective cover plate 1 and the inner protective layer 8, the bottom sleeve block 5 and the inner protective layer 8, the connecting screw holes 10 vertically extend through the outer side edges of the protective cover plate 1 and the bottom sleeve block 5 to the inner side edge position of the inner protective layer 8, and an extrusion screw 6 and a top support screw 7 are respectively screwed at the inner side edge position of the connecting screw holes 10, the inner side edge of the inner protective layer 8, the side edge of the sound absorption plate 11 is uniformly provided with sound dispersion holes 12, the inner side edge of the bottom support sleeve block 5 is horizontally provided with a bottom supporting plate 13, the top surface of the bottom supporting plate 13 is fixedly bonded with a rubber supporting plate 14, the bottom supporting plate 13 is horizontally arranged at the inner side edge position of the inner side edge inner protective layer 8 of the bottom support sleeve block 5, the penetrating end of the top supporting screw 7 is vertically inserted into the inner position of the bottom surface, and the rubber supporting plate 14 is made of hard rubber materials;

referring to fig. 5-6, in an embodiment of the present invention, a protective housing with shock absorbing and noise reducing functions for an automobile engine, wherein a plurality of docking holes 15 are uniformly formed on a top surface of a rubber support plate 14, a plurality of docking screw holes 16 are uniformly formed on a top surface of a bottom support plate 13, the number of docking holes 15 is plural, and the plurality of docking holes 15 are respectively vertically formed on a top surface of the rubber support plate 14 near an edge position, the docking screw holes 16 and the docking holes 15 are stacked in a one-to-one correspondence manner, a plurality of sleeving grooves 17 are vertically formed in an inner position between the bottom support plate 13 and the rubber support plate 14, a supporting spring 18 is fixedly clamped on an inner side edge of the sleeving groove 17, the number of sleeving grooves 17 is plural, and the plurality of sleeving grooves 17 are vertically formed in a position between the bottom support plate 13 and the rubber support plate 14 in a docking manner, a top end of the supporting spring 18 is fixedly clamped on an inner side edge of the rubber support, the bottom of extrusion screw 6 has cup jointed holding down plate 19, and the number of holding down plate 19 keeps unanimous with the number of extrusion screw 6, and holding down plate 19 is the level form respectively and sets up the inboard side that is close to the top surface position at protection apron 1, and the bottom surface of holding down plate 19 is fixed to bond has isolation film 20.

The components are standard parts in general or known to those skilled in the art, and their structure and principle are known to those skilled in the art through technical manuals or through routine experimentation.

The utility model discloses a theory of operation is:

the generator is placed at the inner side positions of the bottom support sleeve block 5 and the protective cover plate 1, bolts are inserted into connecting through holes of the butt joint outer frame 2, so that the bolts can be isolated when being fastened under the isolation of the isolation rubber ring 3, the protective cover plate 1 and the bottom support sleeve block 5 are in seamless butt joint under the isolation and sealing of the butt joint rubber ring 4, then the extrusion screw 6 and the jacking screw 7 are screwed down to enable the jacking lower pressing plate 19 to be extruded at the outer side position of the generator, the generator is extruded under the isolation of the isolation rubber sheet 20, meanwhile, the bottom support plate 13 at the bottom surface supports the bottom surface of the engine, the engine is isolated and supported under the support of the rubber support plate 14, the engine is supported and buffered under the support of the support spring 18, and the engine can be stably kept at the position between the protective cover plate 1 and the bottom support sleeve block 5, noise that takes place when the engine carries out the during operation carries out the absorption of noise under the effect of abatvoix 11, disperses the weakening effect to the noise under the effect of scattered sound hole 12 simultaneously, makes the further isolated effect to the noise in the fretwork space that supports the formation of oblique strip 9 simultaneously, and the bearing diagonal makes more reliable and stable.

The above-mentioned, 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 an automobile engine is with having shock attenuation and noise reduction function protecting sheathing, includes protecting sheathing (1), its characterized in that, the outside limit fixed welding of protecting sheathing (1) has butt joint frame (2), the side of butt joint frame (2) is evenly fixed to be bonded has isolation rubber ring (3), the bottom surface butt joint of butt joint frame (2) has butt joint rubber ring (4), the bottom surface open end of protecting sheathing (1) is butt joint has collet cover block (5), the top surface perpendicular threaded connection of protecting sheathing (1) has extrusion screw rod (6), the bottom surface threaded connection of collet cover block (5) has top support screw rod (7), the inboard edge of protecting sheathing (1) and collet cover block (5) is provided with inner protection layer (8), the outside limit even welding of inner protection layer (8) has support slash (9), protecting sheathing (1) and collet cover block (5) are vertical to being provided with and are connected screw hole (10), the utility model discloses a joint structure of a plastic cement pipe, including interior protective layer (8), the inboard side of interior protective layer (8) is fixed to bond and is had abatvoix (11), scattered sound hole (12) have evenly been seted up to the side of abatvoix (11), the inboard side level of collet nest (5) is provided with bottom support plate (13), the top surface of bottom support plate (13) is fixed to bond and has been glued layer board (14), butt joint hole (15) have evenly been seted up to the top surface of gluing layer board (14), butt joint screw (16) have evenly been seted up to the top surface of bottom support plate (13), the inside position is vertical to having seted up overlap joint groove (17) between bottom support plate (13) and gluing layer board (14), the inboard fixed joint in overlap joint groove (17) has supporting spring (18), holding down plate (19) have been cup jointed to the bottom of extrusion screw rod (6), the bottom surface.

2. The protective casing with the shock absorption and noise reduction functions for the automobile engine according to claim 1, characterized in that an opening is formed in the bottom surface of the protective cover plate (1), the number of the butt joint outer frames (2) is two, one butt joint outer frame (2) is fixedly arranged at a position, close to the bottom surface, of the outer side edge of the protective cover plate (1), the bottom surface of the butt joint outer frame (2) and the open end of the bottom surface of the protective cover plate (1) are kept on the same horizontal plane, the other butt joint outer frame (2) is fixedly welded at a position, close to the open end of the top surface, of the outer side edge of the collet sleeve block (5) and horizontally arranged, the number of the isolation rubber rings (3) is several, and the isolation rubber rings (3) are respectively fixedly arranged at two ends of a connecting through hole formed in the top surface and the.

3. The protective casing with the shock absorption and noise reduction functions for the automobile engine is characterized in that the butt joint rubber ring (4) is horizontally arranged between the two butt joint outer frames (2), the top surface of the bottom support sleeve block (5) is arranged in the opening, the inner portion of the bottom support sleeve block (5) and the inner portion of the protective cover plate (1) are communicated, the number of the extrusion screws (6) is multiple, the extrusion screws (6) respectively extend through the outer side edge of the protective cover plate (1) to the inner portion in a vertical threaded mode, the number of the top support screws (7) is multiple, and the top ends of the top support screws (7) extend to the inner portion in a vertical threaded mode through the bottom surface of the bottom support sleeve block (5).

4. The automobile engine is with having shock attenuation and noise reduction function protecting sheathing of claim 1, characterized in that, the number of supporting the slash (9) is a plurality of, and many supporting the slash (9) and be parallel to each other and form the triangle-shaped setting and in protecting sheathing (1) and interior protective layer (8), position between collet nest block (5) and interior protective layer (8), connect screw (10) and be vertical to the inboard side position that extends to interior protective layer (8) of the outside limit that runs through protecting sheathing (1) and collet nest block (5), and extrusion screw (6) and top support screw (7) respectively threaded connection are in the inboard side position of connecting screw (10).

5. The protective casing with the shock absorption and noise reduction functions for the automobile engine according to claim 1, wherein the bottom supporting plate (13) is horizontally arranged at the inner side position of the inner side inner protective layer (8) of the bottom supporting sleeve block (5), the penetrating end of the jacking screw rod (7) is vertically inserted into the inner position of the bottom surface, the rubber supporting plate (14) is made of hard rubber materials, the number of the butt joint holes (15) is a plurality, the butt joint holes (15) are respectively vertically arranged at the position, close to the edge, of the top surface of the rubber supporting plate (14), and the butt joint screw holes (16) and the butt joint holes (15) are arranged in a one-to-one corresponding and overlapping mode.

6. The protective casing with the shock absorption and noise reduction functions for the automobile engine according to claim 1, wherein the number of the sleeving grooves (17) is several, the sleeving grooves (17) are vertically arranged at the position between the bottom support plate (13) and the glue support plate (14) in a butt joint mode, the top end of the supporting spring (18) is fixedly clamped on the inner side of the glue support plate (14), the bottom end of the supporting spring is fixedly clamped on the inner side of the bottom support plate (13), the number of the lower pressing plates (19) is consistent with the number of the extrusion screws (6), and the lower pressing plates (19) are respectively horizontally arranged on the positions, close to the top surface, of the inner side of the protective cover plate (1).