CN212898675U

CN212898675U - Automobile decoration tail throat

Info

Publication number: CN212898675U
Application number: CN202021562643.2U
Authority: CN
Inventors: 金鹏伟
Original assignee: Ningbo Wansheng Auto Parts Co ltd
Current assignee: Ningbo Wansheng Auto Parts Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-04-06
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses an automobile decoration tail larynx, including cylindric tail larynx body, the tail larynx body sets up air inlet and the gas vent that is linked together, and the tail end of tail larynx body is seted up a plurality of slots along the axial of tail larynx body, and the slot separates the tail end of tail larynx body into a plurality of connecting blocks, and the inner wall of connecting block is equipped with has elastic arc spacer, and the arc spacer extends the setting to tail larynx body center pin along tail larynx body radial, and the arc spacer extends the setting to the gas vent of tail larynx body by the air inlet of tail larynx body; the inner wall of the tail throat body is also provided with an annular positioning block, and an insertion gap is formed between the positioning block and the arc positioning piece. The utility model has the advantages of it is following and effect: the new mechanical structure of this scheme utilization has the difficult phenomenon that becomes flexible or drops that appears of tail larynx body, and the installation is more firm.

Description

Automobile decoration tail throat

Technical Field

The utility model relates to an automobile ornaments technical field, in particular to automobile decoration tail larynx.

Background

With the rapid development of social economy and the continuous improvement of the living standard of people, private automobiles begin to go into every family, and the daily travel mode and living mode of people are greatly changed. After people purchase the car, generally can carry out multiple repacking to the car to the aesthetic property and the individual character of reinforcing car, for example people often can be on the outward appearance of car sticker or draw flower or install car rear throat etc. not only have the decorative effect to car rear throat, but also can protect the tail end of automobile exhaust pipe, in order to avoid the tail end of automobile exhaust pipe to warp or rust because be in moist environment for a long time. As an optional part of the automobile tail throat, a mounting mechanism is needed to mount the automobile tail throat at the tail end of an automobile exhaust pipe.

The existing automobile decoration tail throat is usually fixed by directly inserting and sleeving the decoration tail throat in an exhaust pipe, the decoration tail throat is shaken along with the vibration of the exhaust pipe during the running of an automobile, the decoration tail throat is easy to loosen after long-term use, and the problem of instable installation exists.

Disclosure of Invention

The utility model aims at providing an automobile decoration tail larynx has the more firm effect of installation.

The above technical purpose of the present invention can be achieved by the following technical solutions: an automobile decoration tail throat comprises a cylindrical tail throat body, wherein the tail throat body is provided with an air inlet and an air outlet which are communicated, the tail end of the tail throat body is provided with a plurality of notches along the axial direction of the tail throat body, the notches divide the tail end of the tail throat body into a plurality of connecting blocks, the inner wall of each connecting block is provided with an elastic arc-shaped positioning sheet, each arc-shaped positioning sheet radially extends towards the central axis of the tail throat body along the tail throat body, and each arc-shaped positioning sheet extends towards the air outlet of the tail throat body from the air inlet of the tail throat body; the inner wall of the tail throat body is also provided with an annular positioning block, and an insertion gap is formed between the positioning block and the arc positioning piece.

Through adopting above-mentioned technical scheme, when installing the tail larynx body on automobile exhaust pipe, paste the silica gel circle of supporting use earlier on the outer wall of blast pipe, then embolia the tail larynx body to the blast pipe from the air inlet end, the silica gel circle slides along the arc spacer and fixes a position until sliding to inserting in the clearance, annular locating piece inner wall can support in tight blast pipe inner circle, so, the end of arc spacer supports tightly in the terminal surface of silica gel circle, the difficult phenomenon that becomes flexible or drops that appears of tail larynx body, it is more firm to install, in addition, because the locating piece supports tightly in the blast pipe outer lane, make the tail larynx body difficult along radially rocking.

The utility model discloses a further set up to: the tail end outer wall of tail larynx body is provided with the external screw thread, and the tail end threaded connection of tail larynx body has the adapter sleeve, and the adapter sleeve inner wall is provided with the internal thread.

Through adopting above-mentioned technical scheme, after the tail larynx body is installed on the blast pipe, can close up the tail end of tail larynx body through rotating the tight loop, make arc spacer and the interior wall of blast pipe paste tightly.

The utility model discloses a further set up to: the four notches are formed, and the four notches divide the tail end of the tail throat body into four arc-shaped connecting blocks.

The utility model discloses a further set up to: the outer walls of the four connecting blocks are provided with guide inclined planes, and the guide inclined planes enable the thickness of the connecting blocks close to the air inlet end to be larger than the thickness of the connecting blocks far away from the air inlet end.

Through adopting above-mentioned technical scheme, when rotating the adapter sleeve and making it move to the air inlet, the tail end of tail larynx body was the binding off state this moment, and the air inlet internal diameter of tail larynx body reduces gradually, can hoop in the blast pipe outer wall.

The utility model discloses a further set up to: the positioning block is sleeved with a silica gel sleeve.

Through adopting above-mentioned technical scheme, the silica gel cover supports in the outer wall of blast pipe, can increase the friction on the one hand, and on the other hand has the cushioning effect, can protect the blast pipe outer wall.

The utility model discloses a further set up to: the exhaust port department of tail larynx body is provided with the turn-ups, and the turn-ups is whole to be cover tube-shape, and the turn-ups overlaps in the outer wall of tail larynx body, is formed with the grafting clearance between the outer wall of turn-ups and tail larynx body, and the turn-ups one end welds in the exhaust port of tail larynx body, and the turn-ups other end is provided with the chucking face of the form of reducing.

Through adopting above-mentioned technical scheme, to the great blast pipe of bore, can with the blast pipe grafting cover in tail larynx body outer wall, the blast pipe stretches into in the grafting clearance to fix the blast pipe chucking through the chucking face, so, be applicable to the blast pipe of different bore sizes, application range is wider.

The utility model discloses a further set up to: the flanging is provided with a fastening hole.

Through adopting above-mentioned technical scheme, when the blast pipe inserted in the grafting clearance, with fastening bolt threaded connection in the fastening hole, can support the throat body tightly to be fixed in on the blast pipe through fastening bolt's top.

The utility model discloses a further set up to: the exhaust port of the tail throat body is provided with a thermosensitive color-changing strip.

Through adopting above-mentioned technical scheme, when the vehicle was gone for a long time, the tail larynx body was heated and is heaied up, and the temperature sensing becomes the color strip and begins to develop by colourless, can play the warning effect under a certain extent, prevents to scald because of careless touching, and in addition, the back outward appearance that discolours also is more cool, satisfies the pursuit of modern user to the outward appearance.

To sum up, the utility model discloses following beneficial effect has:

1. the arc-shaped positioning piece is axially positioned and matched with the silica gel ring on the outer wall of the exhaust pipe, and the positioning piece is tightly abutted against the outer wall of the exhaust pipe, so that the tail throat body is not easy to loosen or fall off, and the installation is firmer;

2. the fastening sleeve is connected to the tail end of the tail throat body in a threaded mode, the tail end of the tail throat body can be closed by rotating the fastening sleeve, and the arc-shaped positioning piece is tightly attached to the inner wall of the exhaust pipe;

3. the adoption sets up the turn-ups at the outer wall of tail larynx body, forms the grafting clearance between turn-ups and the tail larynx body outer wall, and the turn-ups is provided with the chucking face, applicable blast pipe in different bore sizes, and application range is wider.

Drawings

Fig. 1 is a schematic diagram of the overall structural relationship of the embodiment.

Fig. 2 is a schematic structural relationship diagram of another angle of the embodiment.

Fig. 3 is a top view of the embodiment.

Fig. 4 is a cross-sectional view a-a of fig. 3.

Fig. 5 is an enlarged view of the region B in fig. 4.

In the figure: 1. a tail larynx body; 11. an air inlet; 12. an exhaust port; 13. a notch; 14. connecting blocks; 141. a guide slope; 15. inserting the gap; 2. an arc-shaped positioning sheet; 3. positioning blocks; 31. a silica gel sleeve; 4. fastening sleeves; 5. flanging; 51. a splicing gap; 52. a clamping surface; 53. a fastening hole; 6. a heat-sensitive color-changing strip; 7. a silica gel ring; 8. and (4) exhausting the gas.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. For convenience of explanation, the following "left" and "right" are both in the same direction as shown in fig. 1.

An automobile decoration tail throat is shown in figures 1, 2 and 5 and comprises a tail throat body 1 which is integrally cylindrical, wherein an air inlet 11 is formed in the left end of the tail throat body 1, an air outlet 12 is formed in the right end of the tail throat body 1, and the air inlet 11 is communicated with the air outlet 12. Four equidistant notches 13 are seted up along the axial of tail larynx body 1 to the tail end of tail larynx body 1, and four curved connecting block 14 are separated into with the tail end of tail larynx body 1 to notch 13, and four connecting block 14's outer wall is provided with direction inclined plane 141, and direction inclined plane 141 makes connecting block 14 be greater than the thickness that connecting block 14 kept away from air inlet 11 end near the thickness of air inlet 11 end.

As shown in fig. 3 and 4, the inner wall of the connecting block 14 is provided with an elastic arc-shaped positioning piece 2, the arc-shaped positioning piece 2 extends along the radial direction of the tail throat body 1 to the central axis of the tail throat body 1, and the arc-shaped positioning piece 2 extends from the air inlet 11 of the tail throat body 1 to the air outlet 12 of the tail throat body 1; the inner wall of the tail throat body 1 is further provided with an annular positioning block 3, an insertion gap 15 is formed between the positioning block 3 and the arc-shaped positioning piece 2, and the inner ring of the positioning block 3 is sleeved with a silica gel sleeve 31. The tail end outer wall of tail larynx body 1 is provided with the external screw thread, and the tail end threaded connection of tail larynx body 1 has

adapter sleeve

4, and 4 inner walls of adapter sleeve are provided with the internal thread.

As shown in fig. 4, a flange 5 is arranged at the exhaust port 12 of the tail throat body 1, the flange 5 is integrally sleeve-shaped, the flange 5 is sleeved on the outer wall of the tail throat body 1, an insertion gap 51 is formed between the flange 5 and the outer wall of the tail throat body 1, one end of the flange 5 is welded on the exhaust port 12 of the tail throat body 1, and a necking clamping face 52 is arranged at the other end of the flange 5. Fastening hole 53 has been seted up to the lower lateral wall of turn-ups 5, to the great blast pipe 8 of bore, can overlap 8 grafting of blast pipe in tail larynx body 1 outer wall, during blast pipe 8 stretched into grafting clearance 51, it is fixed with 8 chucking of blast pipe through clamping face 52, with fastening bolt threaded connection in fastening hole 53, and can support tightly with tail larynx body 1 through fastening bolt's top and be fixed in on blast pipe 8, so, be applicable to the blast pipe 8 of different bore sizes, application range is wider.

As shown in fig. 2, the exhaust port 12 of the tail throat body 1 is provided with the thermosensitive color-changing strip 6, when the vehicle runs for a long time, the tail throat body 1 is heated and heated, the thermosensitive color-changing strip 6 starts to develop color from colorless, and can play a warning role to a certain extent, so that scalding caused by careless touch is prevented, and in addition, the appearance after color change is cool, and the pursuit of modern users for the appearance is met.

The utility model discloses a basic operating principle does: when installing tail larynx body 1 on vehicle vent-pipe 8, paste supporting silica gel circle 7 that uses earlier on exhaust-pipe 8's outer wall, then embolia tail larynx body 1 to exhaust-pipe 8 from air inlet 11 end, silica gel circle 7 slides along arc spacer 2 until sliding to fix a position in

insertion gap

15, 3 inner walls of annular locating piece can support in tight exhaust pipe 8 inner circle, so, the end of arc spacer 2 supports in the terminal surface of silica gel circle 7 tightly, after tail larynx body 1 installed on exhaust-pipe 8, can close up tail end of tail larynx body 1 through rotating adapter sleeve 4, make arc spacer 2 paste tightly mutually with 8 inner walls of exhaust-pipe. The difficult phenomenon that becomes flexible or drop that appears of tail larynx body 1, the installation is more firm, in addition, because the silica gel cover 31 of locating piece 3 supports tightly in 8 outer walls of blast pipe, can increase the friction on the one hand, and on the other hand can have the cushioning effect, can protect 8 outer walls of blast pipe for tail larynx body 1 is whole to be difficult for radially rocking.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. The utility model provides an automobile decoration tail larynx, includes cylindric tail larynx body (1), air inlet (11) and gas vent (12) that are linked together are seted up to tail larynx body (1), its characterized in that: the tail end of the tail throat body (1) is provided with a plurality of notches (13) along the axial direction of the tail throat body (1), the notches (13) divide the tail end of the tail throat body (1) into a plurality of connecting blocks (14), the inner wall of each connecting block (14) is provided with an elastic arc positioning sheet (2), each arc positioning sheet (2) radially extends towards the central shaft of the tail throat body (1) along the tail throat body (1), and each arc positioning sheet (2) extends towards the exhaust port (12) of the tail throat body (1) from the air inlet (11) of the tail throat body (1); the inner wall of the tail throat body (1) is further provided with an annular positioning block (3), and an insertion gap (15) is formed between the positioning block (3) and the arc-shaped positioning piece (2).

2. The automotive trim tail throat of claim 1, wherein: the tail end outer wall of tail larynx body (1) is provided with the external screw thread, the tail end threaded connection of tail larynx body (1) has adapter sleeve (4), adapter sleeve (4) inner wall is provided with the internal thread.

3. The automotive trim tail throat of claim 1, wherein: the number of the notches (13) is four, and the four notches (13) divide the tail end of the tail throat body (1) into four arc-shaped connecting blocks (14).

4. The automotive trim tail throat of claim 3, wherein: the outer walls of the four connecting blocks (14) are provided with guide inclined planes (141), and the guide inclined planes (141) enable the thickness of the connecting block (14) close to the air inlet (11) end to be larger than the thickness of the connecting block (14) far away from the air inlet (11) end.

5. The automotive trim tail throat of claim 1, wherein: the positioning block (3) is sleeved with a silica gel sleeve (31).

6. The automotive trim tail throat of claim 1, wherein: exhaust port (12) department of tail larynx body (1) is provided with turn-ups (5), turn-ups (5) are whole to be the cover tube-shape, turn-ups (5) overlap in the outer wall of tail larynx body (1), turn-ups (5) with be formed with grafting clearance (51) between the outer wall of tail larynx body (1), just the one end of turn-ups (5) weld in exhaust port (12) of tail larynx body (1), the other end of turn-ups (5) is provided with the chucking face (52) of the form of necking down.

7. The automotive trim tail throat of claim 6, wherein: the flanging (5) is provided with a fastening hole (53).

8. The automobile trim tail throat according to any one of claims 1 to 7, wherein: and a thermosensitive color-changing strip (6) is arranged at the exhaust port (12) of the tail throat body (1).