CN212985709U - Connecting assembly - Google Patents

Abstract

The utility model discloses a coupling assembling for the installation of casing class part, this coupling assembling includes sleeve, fastener and damping piece, the sleeve includes first main part and sets up the first turn-ups portion in the radial outside of first main part, first main part be used for passing casing class part and with by the connecting piece cooperation, first turn-ups portion is used for leaning on casing class part, the fastener passes first main part and is used for and is cooperated by the connecting piece, damping piece clamp is established between sleeve and fastener. Through set up damping piece between fastener and sleeve to effectively reduced the vibration of the hookup location of casing class part, and then reduced the noise that casing class part produced because of the vibration, guaranteed casing class part's joint strength and stability simultaneously, avoided appearing the phenomenon that casing class part drops.

Description

Connecting assembly

Technical Field

The utility model relates to an automobile parts connects technical field, especially relates to a coupling assembling.

Background

This section provides background information related to the present disclosure only and is not necessarily prior art.

Automobiles include various housing parts such as a cylinder head cover, an oil pan, and the like of an engine, and the housing parts are generally connected and fixed to a connected member by bolts.

However, since the shell parts are light in weight and poor in rigidity, other parts such as an engine are prone to transmit vibration to the shell parts, the shell parts generate vibration noise due to vibration, and meanwhile, the vibration is prone to cause bolt loosening and even cause the shell parts to fall off.

SUMMERY OF THE UTILITY MODEL

The utility model aims at least solving the problem of how to reduce the vibration transmission to the shell class part. The purpose is realized by the following technical scheme:

the utility model provides a coupling assembling for the installation of casing class part, coupling assembling includes:

the sleeve comprises a first main body part and a first flanging part arranged on the radial outer side of the first main body part, the first main body part is used for penetrating through a shell part and matching with a connected part, and the first flanging part is used for abutting against the shell part;

a fastener passing through the first body portion and adapted to mate with the connected member;

and the damping piece is clamped between the sleeve and the fastening piece.

According to the utility model discloses a coupling assembling, this coupling assembling is when being used for the installation of casing class part, pass the damping piece with the fastener earlier, pass telescopic first main part with the fastener again, set up casing class part again in the mounted position by the connecting piece, make the wearing to establish the hole of casing class part and by the mounting hole of connecting piece correspond the setting, be close to the coupling assembling again and wear to establish the hole, make first main part pass wearing to establish the hole, the fastener earlier with the mounting hole cooperation, first main part cooperates with the mounting hole again, fixed completion back, first turn-ups portion supports and leans on to keep away from the one side by the connecting piece by casing class part, the damping piece is pressed from both sides and is established between sleeve and fastener. Through set up damping piece between fastener and sleeve to effectively reduced the vibration of the hookup location of casing class part, and then reduced the noise that casing class part produced because of the vibration, guaranteed casing class part's joint strength and stability simultaneously, avoided appearing the phenomenon that casing class part drops.

In addition, according to the utility model discloses a coupling assembling still can have following additional technical characterstic:

in some embodiments of the present invention, a through hole is formed on the sleeve, the damping member includes a second main body portion and a second flanging portion disposed radially outside the second main body portion, the second main body portion is disposed in the through hole, the second flanging portion abuts against the first flanging portion, and the fastener passes through the second main body portion.

In some embodiments of the present invention, the via hole includes a hole section, the hole section is close to one side of the first flanging portion, and the second main body portion is disposed on the hole section.

In some embodiments of the present invention, the via hole further includes a screw hole section coaxially disposed with the unthreaded hole section, the screw hole section being disposed away from the first flanged portion;

the fastener is a bolt, the bolt comprises a stud and a nut, the stud is in threaded connection with the threaded hole section and the connected piece respectively, and the nut abuts against the second flanging part.

The utility model discloses an in some embodiments, the interval is provided with first screw thread section and second screw thread section on the double-screw bolt, the screw thread direction of first screw thread section with the screw thread opposite direction of second screw thread section, first screw thread section be used for screw section cooperation, the second screw thread section be used for with by connecting piece screw-thread fit.

In some embodiments of the present invention, the diameter of the unthreaded hole section is greater than the diameter of the threaded hole section.

In some embodiments of the present invention, the coupling assembly further comprises a connector, the connector being respectively connected to the fastener and the sleeve.

In some embodiments of the present invention, the number of the connecting members is plural, and the connecting members are arranged at intervals in the circumferential direction of the fastening member.

In some embodiments of the present invention, the outer surface of the first main body portion is provided with an external thread, and the external thread is in threaded fit with the mounting hole of the connected member.

In some embodiments of the present invention, the damping member is a metal rubber member.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like parts are designated by like reference numerals throughout the drawings. In the drawings:

fig. 1 schematically shows a structural schematic diagram of a connection assembly according to an embodiment of the present invention when used for connecting shell type components;

fig. 2 is a top view of the connection assembly shown in fig. 1.

The reference numbers are as follows:

10 is a shell type part;

20 is a connected piece;

30 is a connecting component;

31 is a sleeve, 311 is a first flanging part, 312 is a first main body part, 3121 is a via hole, 31211 is a unthreaded hole section, 31212 is a threaded hole section;

32 is a vibration damping piece, 321 is a second flanging part, and 322 is a second main body part;

33 is a fastener, 331 is a nut, 332 is a stud, 3321 is a first thread section, and 3322 is a second thread section;

and 34 is a connecting piece.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1 and 2, according to an embodiment of the present invention, a connection assembly 30 is provided for mounting a casing component 10, the connection assembly 30 includes a sleeve 31, a fastening member 33 and a damping member 32, the sleeve 31 includes a first main body portion 312 and a first flanging portion 311 disposed at a radial outer side of the first main body portion 312, the first main body portion 312 is configured to pass through the casing component 10 and cooperate with a connected member 20, the first flanging portion 311 is configured to abut against the casing component 10, the fastening member 33 passes through the first main body portion 312 and is configured to cooperate with the connected member 20, and the damping member 32 is sandwiched between the sleeve 31 and the fastening member 33.

Specifically, when the connecting assembly 30 is used for mounting the housing component 10 (a cylinder head cover, an oil pan, etc.), the fastening member 33 firstly penetrates the vibration damping member 32, then the fastening member 33 penetrates the first main body portion 312 of the sleeve 31, then the housing component 10 is arranged at the mounting position of the connected piece 20, so that the through hole of the housing component 10 and the mounting hole of the connected piece 20 (an engine body, etc.) are correspondingly arranged, then the connecting assembly 30 is close to the through hole, so that the first main body portion 312 penetrates the through hole, the fastening member 33 is firstly matched with the mounting hole, the first main body portion 312 is then matched with the mounting hole, after the fixing is completed, the first flanging portion 311 abuts against one side of the housing component 10, which is far away from the connected piece 20, and the vibration damping member 32 is clamped between the sleeve 31 and the fastening member 33. Through set up damping piece 32 between fastener 33 and sleeve 31 to effectively reduced casing class part 10's the hookup location's vibration, and then reduced casing class part 10 because of the noise that the vibration produced, guaranteed casing class part 10's joint strength and stability simultaneously, avoided appearing the phenomenon that casing class part 10 drops.

It should be understood that the fastening member 33 is engaged with the connected member 20, and the damping member 32 is interposed between the sleeve 31 and the fastening member 33, so that the possibility of the connected member 20 transmitting vibration to the housing member 10 through the fastening member 33 is avoided, and the vibration of the housing member 10 is reduced.

It should be noted that, when the shell component 10 is connected to the connected component 20, the shell component 10 abuts against the connected component 20, the first flanging portion 311 of the sleeve 31 abuts against one side of the shell component 10 away from the connected component 20, and the shell component 10 is locked and fixed by the fastening member 33, so that the shell component 10 is limited in both the axial direction and the radial direction, thereby improving the fixing strength of the shell component 10, and reducing the noise caused by the vibration of the connected component 20 which excites the shell component 10 to vibrate.

It is further understood that the sleeve 31 is provided with a through hole 3121, the vibration damper 32 includes a second main body portion 322 and a second burring portion 321 disposed radially outside the second main body portion 322, the second main body portion 322 is disposed in the through hole 3121, the second burring portion 321 abuts against the first burring portion 311, and the fastener 33 passes through the second main body portion 322. Specifically, the second main body 322 of the vibration damper 32 is inserted into the through hole 3121 of the sleeve 31, the second flanging portion 321 abuts against the first flanging portion 311, the fastener 33 passes through the second main body 322 of the vibration damper 32, when the connection assembly 30 is used for connecting and fixing the shell component 10 and the connected component 20, the first main body 312 is fitted with the mounting hole of the connected component 20, the first flanging portion 311 abuts against the side of the shell component 10 away from the connected component 20, the second main body 322 is disposed in the through hole of the first main body 312, the second flanging portion 321 abuts against the first flanging portion 311, the fastener 33 passes through the second main body 322 and then fits with the connected component 20, and the vibration damper 32 is clamped between the fastener 33 and the sleeve 31 through locking and fixing. The structure of the damping member 32 increases the isolation area between the fastening member 33 and the sleeve 31, and further prevents the vibration of the connected member 20 from being transmitted to the housing component 10 through the fastening member 33, so that the stability of the housing component 10 is improved.

It should be noted that, in the present application, the sleeve 31 and the damping member 32 are both T-shaped structures, the second main body portion 322 is inserted into the through hole 3121 of the first main body portion 312, and the second flanging portion 321 abuts against the first flanging portion 311, so that good contact between the sleeve 31 and the damping member 32 is ensured, and the damping effect is ensured.

Further, the via hole 3121 includes a light hole section 31211, the light hole section 31211 is disposed near one side of the first flanging portion 311, and the second body portion 322 is disposed at the light hole section 31211. Specifically, the second body portion 322 is disposed in the light hole section 31211 of the through hole 3121 and contacts with the inner wall of the light hole section 31211, further increasing the contact area of the vibration damping member 32 and the sleeve 31, so that the vibration damping effect is further improved.

Further, the via hole 3121 further includes a screw hole section 31212 coaxially disposed with the light hole section 31211, the screw hole section 31212 is disposed away from the first flanging portion 311, the fastener 33 is a bolt, the bolt includes a stud 332 and a nut 331, the stud 332 is respectively in threaded connection with the screw hole section 31212 and the connected piece 20, and the nut 331 abuts on the second flanging portion 321. Specifically, the screw hole section 31212 is coaxially disposed with the unthreaded hole section 31211, the screw hole section 31212 is disposed near the connected member 20, the unthreaded hole section 31211 is disposed near the first flanging portion 311, when the connection assembly 30 is used to connect and fix the shell-like component 10 and the connected member 20, the stud 332 of the bolt passes through the second main body portion 322 of the vibration damping member 32 and passes through the unthreaded hole section 31211 of the hole 3121 and the screw hole section 31212 to pass through, and then the shell-like component 10 is placed at the installation position of the connected member 20, so that the through hole of the shell-like component 10 and the installation hole of the connected member 20 are correspondingly disposed, the first main body portion 312 of the sleeve 31 passes through the through hole to contact with the installation hole, the nut 331 of the bolt is rotated first, so that the bolt is firstly screwed and fixed with the installation hole, then the first main body portion 312 is fitted with the installation hole, and during the fitting of the first main body portion 312 with the installation hole, the first body portion 312 is, until fixation is complete. The bolt is respectively connected with the connected piece 20 and the sleeve 31 through threads, so that the connection strength of the bolt is further improved, the stability of the bolt is improved, and the situation that the shell type part 10 falls off due to loosening of the bolt is avoided.

It should be understood that when the fixing is completed, the second main body portion 322 of the damping member 32 is sandwiched between the inner wall of the unthreaded hole section 31211 and the stud 332, and the second flanging portion 321 of the damping member 32 is sandwiched between the nut 331 and the first flanging portion 311, so as to ensure sufficient contact between the damping member 32 and the sleeve 31 and the bolt, and further ensure the damping effect.

In other embodiments, the fastening member 33 is a rivet, and the connection and fixation with the connected member 20 are achieved by riveting, thereby improving the convenience of assembly.

Further, the stud 332 is spaced apart by a first threaded section 3321 and a second threaded section 3322, the first threaded section 3321 having a threaded orientation opposite to that of the second threaded section 3322, the first threaded section 3321 being adapted to engage the threaded section 31212, and the second threaded section 3322 being adapted to engage the coupled component 20. Specifically, a first thread section 3321 and a second thread section 3322 with opposite thread directions are arranged on the stud 332 at intervals, wherein the first thread section 3321 is in threaded connection with a screw hole section 31212 of the through hole 3121 of the sleeve 31, the second thread section 3322 is in threaded connection with the installation hole of the connected piece 20, after the shell type component 10 is connected and fixed with the connected piece 20 through the connection assembly 30, because the thread directions of the first thread section 3321 and the second thread section 3322 are opposite, when the second thread is loosened relatively by the connected piece 20, the first thread section 3321 is screwed relatively to the sleeve 31 due to the rotation of the bolt, thereby realizing the self-locking of the bolt, further avoiding the loosening of the bolt, further ensuring the stability of the bolt connection, and further avoiding the situation that the shell type component 10 is loosened and falls off.

Further, the diameter of the light hole section 31211 is larger than the diameter of the screw hole section 31212. Specifically, since the diameter of the unthreaded hole section 31211 is greater than the diameter of the threaded hole section 31212, the outer surface of the stud 332 is spaced apart from the inner wall of the unthreaded hole section 31211, and the second body portion 322 is disposed in the unthreaded hole section 31211 and is sandwiched between the unthreaded hole section 31211 and the stud 332, so that the thickness of the second body portion 322 is increased, the vibration damping performance of the vibration damping member 32 is further improved, and the vibration damping effect is further improved.

Further, the connecting assembly 30 further includes a connecting member 34, and the connecting member 34 is connected to the fastening member 33 and the sleeve 31, respectively. Specifically, the fastening member 33 and the sleeve 31 are connected by the connecting member 34, so that the fastening member 33 and the sleeve 31 are prevented from rotating relatively, and further the fastening member 33 is prevented from loosening, thereby ensuring the stability of the housing component 10.

It should be noted that, connecting piece 34 is the wire that has certain intensity, and the one end and the cooperation of pegging graft of fastener 33 of wire, the other end and the sleeve 31 grafting cooperation of wire, and grafting complex mode simple structure is convenient for the dismouting, has effectively improved the convenience when assembling.

Further, the number of the connecting members 34 is plural, and the connecting members 34 are arranged at intervals in the circumferential direction of the fastener 33. In particular, by providing a plurality of connecting members 34, the strength of the connection of the fastening member 33 and the sleeve 31 is further improved, so that the stability of the housing type component 10 is further improved.

Further, the outer surface of the first body portion 312 is provided with external threads that are threadedly engaged with the mounting hole for the connected member 20. Specifically, the thread direction of the external thread is the same as the thread direction of the first thread section 3321, when the connection assembly 30 is used for installing the shell component 10, the stud 332 of the bolt passes through the second main body 322 of the vibration absorber 32, and passes through the unthreaded hole section 31211 of the hole 3121 and the screw hole section 31212, and then the shell component 10 is placed at the installation position of the connected component 20, so that the through hole of the shell component 10 and the installation hole of the connected component 20 are correspondingly disposed, the first main body 312 of the sleeve 31 passes through the through hole and contacts with the installation hole, the nut 331 of the bolt is rotated first, so that the second thread section 3322 of the bolt is firstly connected and fixed with the installation hole by the thread, and then the first main body 312 is rotated to match the external thread with the installation hole, during the matching process of the first main body 312 and the installation hole, the thread section of the first main body 312 and the first thread section 3321 of the bolt are in thread matching, until fixation is complete. Because the screw thread direction of first screw thread section 3321 and second screw thread section 3322 is opposite, when the second screw thread is not hard up by connecting piece 20 relatively, because the rotation of bolt, first screw thread section 3321 is screwed relatively sleeve 31 to the auto-lock of bolt has been realized, the not hard up of bolt has further been avoided, thereby bolted connection's stability has been guaranteed, and then the condition that the casing class part 10 appears becoming flexible and drops has been avoided.

Further, the damper 32 is a metal rubber member. Specifically, the metal rubber part is a homogeneous elastic porous substance formed by orderly arranging metal wires with certain mass, stretching and spiral states in a stamping die and then using a cold stamping method, the raw material of the metal rubber part is the metal wires, the metal rubber part not only has the inherent characteristics of selected metals, but also has the elasticity like rubber, and simultaneously has the advantages of high temperature resistance, high pressure resistance, strong radiation, violent vibration, sealing, damping vibration attenuation, filtering, sound absorption, noise reduction and the like, and the vibration attenuation performance of the shell part 10 is further ensured.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A connection assembly for the installation of a housing-like component, the connection assembly comprising:

the sleeve comprises a first main body part and a first flanging part arranged on the radial outer side of the first main body part, the first main body part is used for penetrating through a shell part and matching with a connected part, and the first flanging part is used for abutting against the shell part;

a fastener passing through the first body portion and adapted to mate with the connected member;

and the damping piece is clamped between the sleeve and the fastening piece.

2. The connecting assembly of claim 1, wherein the sleeve defines a through-hole, the damping member includes a second body portion and a second flange portion disposed radially outward of the second body portion, the second body portion is disposed within the through-hole, the second flange portion abuts against the first flange portion, and the fastener extends through the second body portion.

3. The connection assembly of claim 2, wherein the via includes a lighthole section disposed proximate a side of the first flange portion, the second body portion disposed at the lighthole section.

4. The connection assembly of claim 3, wherein the via further comprises a threaded bore section disposed coaxially with the unthreaded bore section, the threaded bore section disposed distal to the first flanged portion;

the fastener is a bolt, the bolt comprises a stud and a nut, the stud is in threaded connection with the threaded hole section and the connected piece respectively, and the nut abuts against the second flanging part.

5. The connecting assembly according to claim 4, wherein the stud is provided with a first thread section and a second thread section at intervals, the thread direction of the first thread section is opposite to the thread direction of the second thread section, the first thread section is used for matching with the screw hole section, and the second thread section is used for matching with the thread of the connected member.

6. The connection assembly according to claim 4, wherein a diameter of the unthreaded bore section is greater than a diameter of the threaded bore section.

7. The connection assembly according to claim 1, further comprising a connector coupled to the fastener and the sleeve, respectively.

8. The connector assembly of claim 7, wherein the number of connectors is plural, and each of the connectors is spaced apart in a circumferential direction of the fastener.

9. A connection assembly according to any one of claims 1 to 8, characterised in that the outer surface of the first body portion is provided with external screw threads for screw-fitting with a mounting hole of the connected article.

10. The connecting assembly according to any one of claims 1 to 8, wherein the damping member is a metal rubber member.

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