CN219154230U - Vehicle and catalytic muffler bracket - Google Patents

Abstract

The utility model provides a vehicle and a bracket of a catalytic muffler, wherein the bracket of the catalytic muffler comprises a second cantilever and a first cantilever; the second cantilever is arranged along the transverse direction; one end of the second cantilever is fixed on the frame, and the other end of the second cantilever is suspended; the first cantilever is arranged along the transverse direction; one end of the first cantilever is fixed on the frame, and the other end is suspended. The second cantilever and the first cantilever are spaced apart to enable a catalytic muffler to be disposed between the second cantilever and the first cantilever. The first cantilever is formed with convex first connecting plate towards one side of second cantilever, has seted up a plurality of first connecting holes that link up along vertical on the first connecting plate to can fix catalytic muffler, the setting of the first connecting hole on the first connecting plate can be with the firm fixing of catalytic muffler on the support.

Description

Vehicle and catalytic muffler bracket

Technical Field

The utility model relates to the technical field of installation of catalytic mufflers of vehicles, in particular to a vehicle and a bracket of the catalytic muffler.

Background

With the development and scientific progress of society, the automobile is more and more preserved, and the influence on the environment is also continuously increased, so that the requirements on the emission of vehicles are also higher and higher. With the development of emission standards towards higher standards, as the implementation of national sixth label, the national sixth catalytic muffler contains DOC, DPF, SCR, ASC and other structural units, has irregular and complex appearance, and has a weight which is much heavier (more than 100 kg) than that of national fifth and previous post-treatment.

The traditional catalytic muffler is sleeved on the bracket through the strap so as to mount the catalytic muffler on the bracket. However, the national six-catalysis muffler has large weight, and the catalysis muffler is easy to loosen after being sleeved on the bracket through the strap.

Disclosure of Invention

The utility model aims to provide a bracket of a catalytic muffler, which can firmly fix the catalytic muffler on the bracket.

In order to solve the technical problems, the utility model adopts the following technical scheme:

according to one aspect of the present utility model, there is provided a bracket of a catalytic muffler including a first cantilever extending in a lateral direction and a second cantilever; the second cantilever is arranged along the transverse direction; one end of the second cantilever is fixed on the frame, and the other end of the second cantilever is suspended in the air; the first cantilever is arranged along the transverse direction; one end of the first cantilever is fixed on the frame, and the other end of the first cantilever is suspended; the first cantilever and the second cantilever are arranged at intervals along the longitudinal direction, so that the catalytic muffler is fixed between the second cantilever and the first cantilever; the first cantilever towards one side of the second cantilever is provided with a first protruding connecting plate, and a plurality of first connecting holes which are vertically communicated are formed in the first connecting plate so as to be used for fixing the catalytic muffler.

In some embodiments of the present application, the first connection plate is disposed along a horizontal direction, and the plurality of first connection holes are disposed on the first connection plate at intervals along a lateral direction.

In some embodiments of the present application, the first cantilever includes a first connection section, a first transition section, and a first load-bearing section connected in sequence; the first connecting section is connected to the frame; the first bearing section comprises the first connecting plate and a first reinforcing plate extending downwards from one side of the first connecting plate, which is opposite to the first cantilever.

In some embodiments of the present application, the upper surface of the first connection section is formed with a protruding fixing plate; the fixing plate extends transversely, and a plurality of fixing holes which are longitudinally arranged are formed in the fixing plate.

In some embodiments of the present application, the first reinforcing plate is vertically connected to the connection plate.

In some embodiments of the present application, a plurality of first reinforcing ribs are disposed between a side of the first reinforcing plate facing the second cantilever and the bottom surface of the first connecting plate; the first reinforcing ribs are arranged at intervals in the longitudinal direction.

In some embodiments of the present application, the first reinforcing plate is provided with a first through hole penetrating longitudinally, and the first through hole is close to the free end of the first reinforcing plate.

In some embodiments of the present application, the first connecting section extends vertically, and a surface of the first connecting section facing away from the first bearing section is attached to the frame; the first connecting section is provided with a first through hole which is longitudinally communicated; the first connecting section can be fixed and attached to the frame through the first through hole by a fastener.

In some embodiments of the present application, the first transition section extends downwardly from a lower end of the first connection section and in a direction laterally away from the frame; and two ends of the first transition section are respectively in smooth transition with the first connecting section and the first bearing section.

According to another aspect of the present application, there is provided a vehicle comprising a frame, a catalytic muffler, and the bracket described above; the support is fixed on the frame, and the catalytic muffler is located between the second cantilever and the first cantilever and is fixedly connected to the second cantilever and the first cantilever.

According to the technical scheme, the utility model has at least the following advantages and positive effects:

in the utility model, the second cantilever and the first cantilever are arranged at intervals so that the catalytic muffler can be arranged between the second cantilever and the first cantilever. The first cantilever is formed with convex first connecting plate towards one side of second cantilever, has seted up a plurality of first connecting holes that link up along vertical on the first connecting plate to can fix catalytic muffler, setting on the first connecting hole on the first connecting plate can be with the firm fixing of catalytic muffler on the support.

Drawings

FIG. 1 is a schematic illustration of the attachment of the catalytic muffler of the present utility model to a vehicle frame.

Fig. 2 is a schematic diagram of the structure of fig. 1 from another perspective.

Fig. 3 is a schematic view of the connection of the catalytic muffler and the bracket of the present utility model.

Fig. 4 is a schematic structural view of the catalytic muffler of the present utility model.

Fig. 5 is a schematic structural view of the shield of the present utility model.

Fig. 6 is a schematic view of the attachment of the bracket to the frame of the present utility model.

Fig. 7 is a schematic structural view of a second cantilever embodiment of the present utility model.

Fig. 8 is a schematic structural view of a first cantilever embodiment of the present utility model.

Fig. 9 is a schematic view of the attachment of the connector of the present utility model to a bracket.

Fig. 10 is a schematic view of the attachment claw of the present utility model to the bracket.

The reference numerals are explained as follows: 100. a frame; 200. a bracket;

210. a second cantilever; 211. a second connection section; 2111. a second via; 212. a second load-bearing section; 2121. a second connecting plate; 2122. a second reinforcing plate; 2123. a second connection hole; 2124. a second perforation; 2125. a second reinforcing rib; 213. a second extension rib;

220. a first cantilever; 221. a first connection section; 2211. a first via; 222. a first load-bearing section; 2221. a first connection plate; 2222. a first reinforcing plate; 2223. a first connection hole; 2224. a first perforation; 2225. a first reinforcing rib; 223. a first extension rib;

224. a transition section; 225. a fixing plate; 2251. a fixing hole; 300. a catalytic muffler; 310. a muffler body; 320. a band; 330. a connecting piece; 331. a connection part; 332. a through hole; 400. a protective cover; 410. a support frame; 411. and (5) connecting claws.

Detailed Description

Exemplary embodiments that embody features and advantages of the present utility model will be described in detail in the following description. It will be understood that the utility model is capable of various modifications in various embodiments, all without departing from the scope of the utility model, and that the description and illustrations herein are intended to be by way of illustration only and not to be construed as limiting the utility model.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

FIG. 1 is a schematic illustration of the attachment of the catalytic muffler of the present utility model to a vehicle frame. Fig. 2 is a schematic diagram of the structure of fig. 1 from another perspective.

For convenience of description and understanding, the longitudinal direction of the frame is longitudinal, the longitudinal direction perpendicular to the frame in the horizontal direction is transverse, and the vertical direction is vertical, referring to the state of the vehicle in fig. 1.

Referring to fig. 1 and 2, the present embodiment provides a vehicle including a frame 100, a bracket 200 provided on the frame 100, and a catalytic muffler 300 fixed on the bracket 200. The bracket 200 is fixed to the frame 100 for fixing the catalytic muffler 300 to the frame 100. The tail gas of the vehicle is required to be discharged after being treated by the catalytic muffler 300, so that noise and pollution of nitrogen oxides in the tail gas to the environment are reduced. The exhaust gas after being treated by the catalytic muffler 300 is discharged. The vehicle may be a different type of car such as a normal car, a truck, a motorcycle, etc.

A protective cover 400 is also fixed to the bracket 200 for protecting the catalytic muffler 300. The catalytic muffler 300 is a high-temperature piece when working, and the arrangement of the protective cover 400 effectively reduces the high-temperature radiation of the catalytic muffler 300 to other parts of the vehicle so as to protect the vehicle.

In this embodiment, both the bracket 200 and the catalytic muffler 300 extend in the lateral direction. In some embodiments, the bracket 200 and the catalytic muffler 300 extend longitudinally. The bracket 200 and the catalytic muffler 300 are described below as examples of lateral extensions.

Fig. 3 is a schematic view of the connection of the catalytic muffler and the bracket of the present utility model. Fig. 4 is a schematic structural view of the catalytic muffler of the present utility model.

Referring to fig. 3 and 4, the catalytic muffler 300 includes a muffler body 310, and a band 320 fixed to the outer circumference of the muffler body 310. The band 320 is fitted around and fixed to the outer circumference of the muffler body 310. The band 320 is provided with a connector 330, and the connector 330 is used to be fixed to the bracket 200, so as to fix the catalytic muffler 300 to the bracket 200.

In this embodiment, an L-shaped connection portion 331 is formed on the outer side of the connection member 330, and the connection portion 331 is used to overlap and fix to the bracket 200. The connection portion 331 is provided with a through hole 332 therethrough to fix the connection member 330 to the bracket 200 by passing a fastener through the through hole 332.

Two connectors 330 are provided on each band 320, and two connectors 330 on the same band 320 are provided on opposite sides of the catalytic muffler 300.

In this embodiment, the catalytic muffler 300 is disposed in a transverse direction, the bands 320 are disposed in a plurality of bands at intervals in the transverse direction, and the number of the connectors 330 is correspondingly set.

Fig. 5 is a schematic structural view of the shield of the present utility model.

Referring to fig. 1, 2 and 5, a protective cover 400 is fixed to the bracket 200 and covers an upper portion of the catalytic muffler 300 and a side facing away from the frame 100.

In this embodiment, the protective cover 400 is provided with a supporting frame 410, and the supporting frame 410 is used for connecting, positioning and reinforcing the protective cover 400 to keep the protective cover 400 open and enhance the structural strength of the protective cover 400.

The support frame 410 is provided with a plurality of connection claws 411, and the connection claws 411 are used to be fixed on the support frame 200 to fix the protection cover 400.

Fig. 6 is a schematic view of the attachment of the bracket to the frame of the present utility model.

Referring to fig. 1, 2 and 6, the bracket 200 includes a first cantilever 220 and a second cantilever 210. The second cantilever 210 and the first cantilever 220 extend in the lateral direction, respectively, and are disposed at intervals in the longitudinal direction. One end of the second cantilever 210 and one end of the first cantilever 220 are respectively fixed on the frame 100 in the transverse direction, and the other end is suspended. The same lateral end of the second suspension arm 210 and the first suspension arm 220 are fixed to the vehicle frame 100.

The bands 320 of the catalytic muffler 300 are fixed to the second cantilever 210 and the first cantilever 220 to fix the catalytic muffler 300 between the second cantilever 210 and the first cantilever 220. The support frame 410 on the shield 400 is fixed to the second cantilever 210 and the first cantilever 220 to fix the shield 400 to the second cantilever 210 and the first cantilever 220.

Fig. 7 is a schematic structural view of a second cantilever embodiment of the present utility model. Fig. 8 is a schematic structural view of a first cantilever embodiment of the present utility model. Fig. 9 is a schematic view of the attachment of the connector of the present utility model to a bracket. Fig. 10 is a schematic view of the attachment claw of the present utility model to the bracket.

Referring to fig. 1-10, the second suspension arm 210 includes a second connecting section 211 for connecting to the frame 100, and a second load-bearing section 212 extending in a lateral direction. The second connecting section 211 has a block structure and is disposed vertically, and an end of the second connecting section 211 opposite to the second bearing section 212 is fixed to the frame 100 by a fastener.

The second connecting section 211 is disposed vertically, and one lateral side thereof is attached to and fixed to the frame 100, so as to enhance the structural strength of the second cantilever 210 connected to the frame 100. The second connection section 211 is provided with a second through hole 2111 penetrating in the lateral direction so as to be connected to the frame 100 through the second through hole 2111.

The second carrier section 212 includes a second web 2121, and a second reinforcement plate 2122 extending downwardly from a side of the second web 2121 facing away from the first cantilever 220. The second connection plate 2121 is provided with a plurality of second connection holes 2123 vertically penetrating therethrough for fixing the catalytic muffler 300 and the protective cover 400.

In this embodiment, the second connecting plate 2121 is disposed horizontally, and a plurality of second connecting holes 2123 are disposed on the second connecting plate 2121 at intervals in the lateral direction. The connection 330 of the catalytic muffler 300 is fixed to the second connection plate 2121. Specifically, the connection portion 331 is overlapped on the second connection plate 2121, and the through hole 332 and the second connection hole 2123 of the second connection plate 2121 are adapted to fix the connection member 330 to the second connection plate 2121 by passing a fastener through the through hole 332 and the second connection hole 2123.

The second reinforcement plate 2122 is attached vertically below the second attachment plate 2121 so that the second carrier section 212 has greater structural strength and load carrying capacity. The second reinforcing plate 2122 is provided with a second through hole 2124 penetrating longitudinally, the second through hole 2124 is disposed near a free end of the second reinforcing plate 2122, and the second through hole 2124 is used for fixing and connecting the protective cover 400.

In this embodiment, the connection claw 411 of the side of the shield 400 facing the second cantilever 210 is fixed to the second bearing section 212 through the second through hole 2124 and the second connection hole 2123, respectively.

The second through hole 2124 is provided near the free end of the second reinforcing plate 2122, and the connection claw 411 of the shield 400 is fixed at the end of the second reinforcing plate 2122 so that the shield 400 has a shorter length on the basis of stably supporting the shield 400, thereby saving cost, reducing weight, and facilitating manufacturing.

In this embodiment, the second reinforcing plate 2122 and the second connecting plate 2121 are vertically connected, so that corresponding second through holes 2124 and second connecting holes 2123 are formed on the second reinforcing plate 2122 and the second connecting plate 2121 respectively, thereby facilitating the processing of a plurality of holes for connection on the second bearing section 212 and maintaining the structural strength of the second bearing section 212.

The second reinforcing plate 2122 and the second connecting plate 2121 are provided with holes for connection, respectively, so that more holes can be provided for connection of the catalytic muffler 300 and the protective cover 400, respectively, within a limited length. In some embodiments, the connection claws 411 of the protection cover 400 on the side facing the second cantilever 210 are connected to the second connection holes 2123 on the second connection plate 2121.

In this embodiment, a plurality of second reinforcing ribs 2125 are disposed between a side of the second reinforcing plate 2122 facing the first cantilever 220 and a bottom surface of the second connecting plate 2121; the plurality of second reinforcing ribs 2125 are disposed at intervals in the longitudinal direction to enhance the structural strength of the second carrier section 212.

In some embodiments, the second bearing section 212 is provided with a second extending rib 213 extending in a transverse direction for reinforcing structural strength of the second bearing section 212.

Referring again to fig. 1-10, the first suspension arm 220 includes a first connecting section 221 for connecting to the frame 100, a first transition section 224, and a first load-bearing section 222 extending in a transverse direction. The catalytic muffler 300 and the shroud 400 are coupled to the first carrier section 222.

The first connecting section 221 extends vertically, and one surface of the first connecting section 221, which faces away from the first bearing section 222, is attached to the frame 100; the first connecting section 221 is provided with a first through hole 2211 penetrating longitudinally; to enable the first connection section 221 to be secured and attached to the frame 100 by fasteners through the first through holes 2211. One surface of the first connecting section 221, which is opposite to the first bearing section 222, is attached to the frame 100, so that the contact area between the first connecting section 221 and the frame 100 is increased, the connection strength between the first connecting section 221 and the frame 100 is increased, and the buckling resistance of the first cantilever 220 is increased.

The first connecting section 221, the first transition section 224, and the first bearing section 222 are sequentially connected, the first transition section 224 extends downward from the lower end of the first connecting section 221 and in a direction laterally away from the frame 100, and two ends of the first transition section 224 are respectively and smoothly transited with the first connecting section 221 and the first bearing section 222.

The first loading section 222 includes a first connection plate 2221, and a first reinforcing plate 2222 extending downward from a side of the first connection plate 2221 facing away from the second cantilever 210. The first connection plate 2221 is provided with a plurality of first connection holes 2223 penetrating in the vertical direction for fixing the catalytic muffler 300.

In this embodiment, the first connection plate 2221 is disposed along a horizontal direction, and the plurality of first connection holes 2223 are disposed on the first connection plate 2221 at intervals along a lateral direction. The connection 330 of the catalytic muffler 300 is fixed to the first connection plate 2221. Specifically, the connection portion 331 is overlapped on the first connection plate 2221, and the through hole 332 is adapted to the first connection hole 2223 of the first connection plate 2221, so as to fix the connection member 330 on the first connection plate 2221 by passing the fastener through the through hole 332 and the first connection hole 2223.

The first reinforcing plate 2222 is vertically connected below the first connecting plate 2221 so that the first bearing section 222 has greater structural strength and bearing capacity. The first reinforcing plate 2222 is provided with a first through hole 2224 penetrating therethrough in the longitudinal direction, the first through hole 2224 being disposed near the free end of the first reinforcing plate 2222, the first through hole 2224 being used for fixing and connecting the protective cover 400.

In this embodiment, the connection claw 411 of the side of the shield 400 facing the first cantilever 220 is fixed to the first carrying section 222 through the first through hole 2224.

The first through-holes 2224 are provided near the free end of the first reinforcing plate 2222, and the connection claws 411 of the shield 400 are fixed at the end of the first reinforcing plate 2222 to make the shield 400 have a shorter length on the basis of stably supporting the shield 400, to save costs, reduce weight, and facilitate manufacturing.

In this embodiment, the first reinforcing plate 2222 and the first connecting plate 2221 are vertically connected, so as to facilitate the corresponding first through holes 2224 and first connecting holes 2223 to be respectively formed on the first reinforcing plate 2222 and the first connecting plate 2221, thereby facilitating the processing of a plurality of holes for connection on the first bearing section 222 and maintaining the structural strength of the first bearing section 222.

The first reinforcing plate 2222 and the first connection plate 2221 are provided with holes for connection, respectively, so that more holes can be provided for connection of the catalytic muffler 300 and the protective cover 400, respectively, within a limited length. In some embodiments, the connection claws 411 of the protection cover 400 facing the side of the first cantilever 220 are connected to the first connection holes 2223 on the first connection plate 2221.

In this embodiment, the upper surface of the first connecting section 221 is formed with a protruding fixing plate 225; the fixing plate 225 extends in a transverse direction, and a plurality of fixing holes 2251 are formed in the fixing plate 225 in a longitudinal direction. The fixing holes 2251 are provided in plurality at intervals in the lateral direction. The arrangement of the fixing plate 225 and the processing of the corresponding fixing holes 2251 on the fixing plate 225 increases the number of holes for connection on the first cantilever 220, while the arrangement of the fixing plate 225 enhances the structural strength of the first cantilever 220. The fixing plate 225 extends to the first connection section 221 in a lateral direction.

In this embodiment, the connection claw 411 and the fixing hole 2251 of the shield 400 are adapted to fix the corresponding connection claw 411 to the fixing plate 225.

In the present embodiment, a plurality of first reinforcing ribs 2225 are provided between the side of the first reinforcing plate 2222 facing the second cantilever 210 and the bottom surface of the first connecting plate 2221; the plurality of first reinforcing ribs 2225 are arranged at intervals in the longitudinal direction to improve the structural strength of the first bearing section 222.

In some embodiments, the first carrier section 222 is further provided with a first extending rib 223 extending in a lateral direction for reinforcing the structural strength of the first carrier section 222.

In the present embodiment, the second cantilever 210 and the first cantilever 220 have simple structures so as to be able to be formed by casting. The catalytic muffler 300 and the protective cover 400 are fixed on the second cantilever 210 and the first cantilever 220 through fasteners, and the catalytic muffler 300 and the protective cover 400 are easy and convenient to install. The fastener in this embodiment is a bolt or screw.

The second cantilever 210 and the first cantilever 220 are provided with a plurality of holes for connection, so as to connect the catalytic muffler 300 and the protective cover 400, so that the bracket 200 not only meets the installation requirement of the muffler, but also achieves high-temperature protection.

In the present utility model, the second cantilever 210 and the first cantilever 220 are spaced apart to enable the catalytic muffler 300 to be disposed between the second cantilever 210 and the first cantilever 220. The first cantilever 220 is formed with a protruding first connection plate 2221 towards one side of the second cantilever 210, and a plurality of first connection holes 2223 penetrating vertically are formed in the first connection plate 2221, so that the catalytic muffler 300 can be fixed, and the catalytic muffler 300 can be firmly fixed on the support through the arrangement of the first connection holes 2223 in the first connection plate 2221.

While the utility model has been described with reference to several exemplary embodiments, it is to be understood that the terminology used is intended to be in the nature of words of description and of limitation. As the present utility model may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims (10)

1. A catalytic muffler bracket, comprising:

the first cantilever and the second cantilever are arranged along the transverse direction, and the second cantilever is arranged along the transverse direction; one end of the second cantilever is fixed on the frame, and the other end of the second cantilever is suspended in the air;

one end of the first cantilever is fixed on the frame, and the other end of the first cantilever is suspended; the first cantilever and the second cantilever are arranged at intervals along the longitudinal direction, so that the catalytic muffler is fixed between the second cantilever and the first cantilever; the first cantilever towards one side of the second cantilever is provided with a first protruding connecting plate, and a plurality of first connecting holes which are vertically communicated are formed in the first connecting plate so as to be used for fixing the catalytic muffler.

2. The bracket of claim 1, wherein the first connection plate is disposed horizontally, and a plurality of the first connection holes are disposed on the first connection plate at intervals in a lateral direction.

3. The bracket of claim 2, wherein the first cantilever comprises a first connecting section, a first transition section, and a first load-bearing section connected in sequence; the first connecting section is connected to the frame; the first bearing section comprises the first connecting plate and a first reinforcing plate which extends downwards from one side of the first connecting plate, which is opposite to the second cantilever.

4. A bracket according to claim 3, wherein the upper surface of the first connecting section is formed with a protruding fixing plate; the fixing plate extends transversely, and a plurality of fixing holes which are longitudinally arranged are formed in the fixing plate.

5. A bracket according to claim 3, wherein the first reinforcing plate is vertically attached to the first attachment plate.

6. The bracket of claim 5, wherein a plurality of first reinforcing ribs are provided between a side of the first reinforcing plate facing the second cantilever and a bottom surface of the first connecting plate; the first reinforcing ribs are arranged at intervals in the longitudinal direction.

7. The bracket of claim 4, wherein the first reinforcing plate is provided with a first through hole passing longitudinally therethrough, the first through hole being adjacent to a free end of the first reinforcing plate.

8. The bracket of claim 4, wherein the first connecting section extends vertically, and a face of the first connecting section facing away from the first carrying section is attached to the frame; the first connecting section is provided with a first through hole which is longitudinally communicated; the first connecting section can be fixed and attached to the frame through the first through hole by a fastener.

9. The bracket of claim 8, wherein the first transition section extends downwardly from a lower end of the first connection section and in a direction laterally away from the frame; and two ends of the first transition section are respectively in smooth transition with the first connecting section and the first bearing section.

10. A vehicle comprising a frame, a catalytic muffler and a bracket according to any one of claims 1 to 9; the support is fixed on the frame, and the catalytic muffler is located between the second cantilever and the first cantilever and is fixedly connected to the second cantilever and the first cantilever.

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