KR20020059106A - built-up engine mount with single vibroisolating rubber - Google Patents

Abstract

PURPOSE: A sectional engine mount having a single rubber isolator is provided to secure an effective space of a car by lowering the whole height of the engine mount, and to improve productivity by easily assembling and disassembling. CONSTITUTION: A sectional engine mount having a single rubber isolator includes a block type rubber isolator(40), upper supporting rods connected with an engine, and lower supporting rods connected to a car. The upper supporting rod has a cover(60) and an upper block(70). The cover is covered on an upper surface(40a) of the rubber isolator. The upper block is put on an upper surface of the cover. The lower supporting rod has a support plate(50), a lower block(80), a base block(90), and a locking part(100). The support plate has a rib(54) for restricting a horizontal movement of the rubber isolator, and a protrusion(56). The lower block is put on the support plate, and has a hole(82) coupled with the protrusion, lower flanges(84,86), and upper flanges(87,88). The base block is put on the lower block to restrict a horizontal movement of the lower block. The locking part maintains or release the coupling of the lower block and the base block.

Description

Built-up engine mount with single vibroisolating rubber}

The present invention relates to a prefabricated engine mount having a single anti-vibration rubber mounted mainly between the engine and the vehicle body to be used to absorb the vibration generated from the engine to the vehicle body, and more specifically to enable the use of a single anti-vibration rubber The present invention relates to a prefabricated engine mount having a single anti-vibration rubber that has a lower height and has a block-type prefabricated structure for easier disassembly and assembly.

As is well known, the engine mount attenuates vibrations generated from the engine to reduce vibrations transmitted to the vehicle body and support the engine.

The general structure of such a conventional engine mount is that the lower vibration-proof rubber 24a, 24b is positioned between the upper plate 21 and the lower plate 22, as shown in Figure 1 attached to the upper plate 21 is another upper It had the structure which the dustproof rubbers 26a and 26b are provided.

However, such a conventional engine mount 20 occupies much of the effective space inside the vehicle as its overall height is increased due to the two-layer structure formed by the upper anti-vibration rubber 26a, 26b and the lower anti-vibration rubber 24a, 24b. There was a problem, and the engine (not shown) in the process of raising the engine mount 20, using the support (not shown) to fix the engine to the engine mount 20, the support and the engine mount 20 is coupled Since it was configured to be made by this bolt, the task of assembling and assembling the engine on the engine mount 20 located deep in the vehicle body becomes very cumbersome, delaying the assembly and maintenance time and increasing worker fatigue.

The present invention has been made to solve the above problems, the object of which is to secure the effective space of the vehicle by lowering the overall height of the engine mount, it is possible to improve the work productivity by simplifying the disassembly and assembly The present invention provides a prefabricated engine mount having a single dustproof rubber.

In order to achieve the object of the present invention, a rib is formed along the upper edge of the block-type anti-vibration rubber, and the upper surface on which the anti-vibration rubber is placed to restrain the horizontal movement of the anti-vibration rubber, and a support plate having a protrusion formed on the lower corner thereof. The cover is covered with an upper surface of the anti-vibration rubber and extends downward along the side of the anti-vibration rubber so that its lower end is caught by the lower surface of the upper flange of the lower block. An upper block extending downward along the surface is formed so that the lower end is caught on the bottom of the base plate, the base plate is placed, the corner portion is formed with a groove coupled to the protrusion formed on the base plate, the front flange is formed with a lower flange, On the left and right sides, a lower block having an upper flange formed thereon, and a lower block mounted thereon, It consists of a base block with a rib-shaped rib along the edge of the supporting surface on which the lower block is placed to restrain the horizontal movement, and a locking mechanism for keeping the lower block and the base block in a coupled state or releasing the engaged state. A prefabricated engine mount with dustproof rubber is provided.

1 is a perspective view showing the structure of a conventional engine mount

Figure 2 is a perspective view showing the configuration of a prefabricated engine mount having a single dust-proof rubber according to the present invention

Figure 3 is an exploded perspective view showing the configuration of a prefabricated engine mount having a single dust-proof rubber according to the present invention

* Explanation of Signs of Major Parts of Drawings *

40: anti-vibration rubber 52: upper surface

54,94 Rib 56: Protrusion

50: base plate 40a: upper surface

60: cover 70: upper block

82: groove 84,86: lower flange

80: lower block 87,88: upper flange

92: support surface 90: base block

100: locking mechanism 151,153,103,104: circular arc surface

150,152: auxiliary block 120,122: pin

101,102: rotating stopper 130,132: spring

58a, 58b: cutting part

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIGS. 2 and 3, the rib 54 is formed along the edge of the upper surface 52 on which the anti-vibration rubber 40 is placed to restrain the horizontal movement of the anti-vibration rubber 40 in the form of a block. ) Is formed, and a supporting plate 50 having a protruding portion 56 is provided at a lower corner.

In addition, the top surface 40a of the anti-vibration rubber 40 is covered and extends downward along the side surface of the anti-vibration rubber 40 so that the lower end thereof is the bottom of the upper flanges 87 and 88 of the lower block 80. The cover 60 and the cover 60 and the support plate 50 are formed so as to be mounted on the upper and lower portions, respectively, with the dustproof rubber 40 interposed therebetween.

The upper block 70 is mounted on the upper surface of the cover 60 and extends downward along the front and rear surfaces of the dustproof rubber 40 so that the lower end thereof is caught by the bottom surface of the support plate 50. The upper block 70 is once again configured to surround the dustproof rubber 40 to which the cover 60 and the backing plate 50 are coupled at the upper side.

In addition, the support plate 50 is mounted, the groove portion 82 is coupled to the protrusion 56 formed in the support plate 50 is formed in the corner portion, the lower flanges 84, 86 are formed in the front and rear ends In addition, the left and right sides are provided with a lower block 80 having upper flanges 87 and 88 formed thereon so as to support an assembly composed of an upper block 70, a cover 60, a dustproof rubber 40, and a backing plate 50. It was.

In addition, the lower block 80 is mounted, and the rib 94 in the form of a loop along the edge of the support surface 92 on which the lower block 80 is placed to restrain the horizontal movement of the lower block 80. It is provided with a base block 90 is formed, the lower block 80 and the base block 90 is provided with a locking mechanism 100 for maintaining or releasing the combined state the lower block 80 and the base block 90 was configured to remain coupled or separated.

That is, the locking mechanism 100 is installed on the lower flanges 84 and 86 of the lower block 80, and the auxiliary blocks 150 and 152 formed with convex arc surfaces 151 and 153 on the upper surface, and the auxiliary block. Rotation is freely installed at the front and rear ends of the base block 90 by pins 120 and 122 so as to form the same center of rotation as the centers of the circular arc surfaces 151 and 153 formed on the 150 and 152. Locking the rotation stoppers 101 and 102 having the concave arc surfaces 103 and 104 in contact with the convex arc surfaces 151 and 153 formed on the 150 and 152 and the rotation stoppers 101 and 102. It is composed of a spring 130, 132 is tensioned between the rotation stopper 101, 102 and the base block 90 to maintain the state.

Wherein the spring 130, 132 is composed of a tension spring, but not necessarily limited to the type of such spring, the fixing of the spring 130, 132 is the rotation stopper 101, 102 and the base block ( It is configured by installing the spring engaging plate 160, 161, 162, 163 that both ends of the spring 130, 132 can be caught on both ends of the (90).

On the left and right side surfaces of the support plate 50, cutting portions 58a and 58b are formed to have a predetermined width to expose a portion of the left and right side surfaces of the anti-vibration rubber 40 to further improve the degree of freedom of side flow of the cover 60. Can be configured to

Meanwhile, cutouts 90a and 90b are formed in the base block 90 so as not to interfere with the auxiliary blocks 150 and 152 placed on the lower flanges 84 and 86 of the lower block 80. .

In the drawings, reference numerals 170 and 172 denote snap rings for fixing the pins 120 and 122.

Hereinafter, the operation according to the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIGS. 2 and 3, the assembly process in the disassembled state is performed by placing the anti-vibration rubber 40 on the support plate 50 and then covering the top of the anti-vibration rubber 40 with the cover 60 at the same time. When the block 70 is mounted on the cover 60 to be coupled to the bottom of the support plate 50, the dustproof rubber 40, the cover 60, the support plate 50, and the upper block 70 are approved. Sums up.

Then, when the part extending downward from the side of the cover 60 is hung on the upper flanges 87 and 88 formed on the lower block 80, the cover 60 and the upper side with the dustproof rubber 40 therebetween. Under the upper block 70, both the base plate 50 and the lower block 80 are combined.

That is, when the cover 60 is slid from the front and rear surfaces of the lower block 80, all the portions extending downward from the side surface of the cover 60 is engaged with the upper flanges 87 and 88.

Thereafter, the lower block 80 assembled in the state in which the pivoting stoppers 101 and 102 installed on the base block 90 are put on the support surface 92 of the base block 90, and then the pivoting stoppers 101 and 102. ), The rotating stoppers 101 and 102 are rotated by the elastic restoring force of the springs 130 and 132, and the concave circular arc surfaces 103 and 104 formed on the rotating stoppers 101 and 102, respectively. As the convex circular arc surfaces 151 and 153 on the auxiliary blocks 150 and 152 installed in the lower block 80 come into contact with each other, the auxiliary blocks 150 and 152 are caught by the rotation stoppers 101 and 102.

That is, the auxiliary blocks 150 and 152 which are held by the rotation stopper 101 and 102 are installed in the lower flanges 84 and 86 formed at the front and rear ends of the lower block 80. Since the structure of the vertical movement of the lower block 80 is to maintain the combined state.

In addition, the rotation stoppers 101 and 102 are installed on the springs 130 and 132 because the rotation stoppers 101 and 102 are installed to be slightly inclined by the springs 130 and 132 to a position under tension by the springs 130 and 132. When a force is applied or an external force is applied, the clamping force of the rotation stopper 101 and 102 becomes stronger.

In addition, the process of disassembling them is isolate | separated when the rotation stopper 101 (102) is pulled in the reverse order of assembly.

On the other hand, when the engine is installed after the engine is installed using the assembled engine mount as shown in FIG. 2, the vibration is to be transmitted to the vehicle body through the engine mount. The upper block 70 absorbs vibration while moving in the front and rear directions while being supported by the anti-vibration rubber 40, and the vibration acting in the left and right directions is in a state where the cover 60 is supported by the anti-vibration rubber 40. The vibration is absorbed while moving in the left and right direction, the vibration acting in the vertical direction is the dust-proof rubber 40 by the upper block 70 and the lower block 80 and the cover 60 and the support plate 50 positioned between them. ) Is absorbed by the pressure in the vertical direction or stretched.

As described above, the present invention has a structure that absorbs vibrations acting in all directions by using a single anti-vibration rubber, so that the engine mount height can be lowered, thereby reducing the installation space, and rotating during assembly or detachment. By moving the stopper, assembly and disassembly are possible. Furthermore, since the assembly and disassembly are possible by sliding back and forth and left and right without using a fastening means such as a screw, the work becomes easier.

Claims (5)

Block-type anti-vibration rubber 40; Upper support 60, 70 is coupled to the engine; Prefabricated engine mount having a single dust-proof rubber, characterized in that consisting of; lower support (50) (80) (90) (100) coupled to the vehicle. The method of claim 1, wherein the upper support, The top surface 40a of the anti-vibration rubber 40 is covered and extends downward along the side of the anti-vibration rubber 40 so that the lower end thereof is the bottom of the upper flanges 87 and 88 of the lower block 80. A cover 60 formed to be hung thereon; An upper block 70 mounted on an upper surface of the cover 60 and extending downward along the front and rear surfaces of the dustproof rubber 40 so that the lower end thereof is caught by the bottom surface of the support plate 50. Prefabricated engine mount with a single dust proof rubber. The method of claim 1, wherein the lower support, In order to restrain the horizontal movement of the anti-vibration rubber 40, a rib 54 is formed along an edge of the upper surface 52 on which the anti-vibration rubber 40 is placed, and a support plate on which a protrusion 56 is formed at a lower corner thereof. 50; The support plate 50 is placed, the corner portion is formed with a groove 82 is coupled to the protrusion 56 formed in the support plate 50, the front and rear end lower flanges 84, 86 are formed, left and right A lower block 80 having upper flanges 87 and 88 formed on side surfaces thereof; The lower block 80 is mounted and a loop-shaped rib 94 is formed along the edge of the support surface 92 on which the lower block 80 is placed to restrain the horizontal movement of the lower block 80. Base block 90; Prefabricated engine mount having a single anti-vibration rubber, characterized in that the lower block 80 and the base block 90 is configured to maintain the combined state or release the locking mechanism (100) to release the coupled state. The method of claim 3, wherein the locking mechanism 100, Auxiliary blocks 150 and 152 installed on the lower flanges 84 and 86 of the lower block 80 and having convex arc surfaces 151 and 153 formed thereon; Rotation is freely installed at the front and rear ends of the base block 90 by pins 120 and 122 to form the same center of rotation as the center of the circular arc surfaces 151 and 153 formed on the auxiliary blocks 150 and 152. A rotation stopper (101) (102) having a concave arc surface (103) (104) in contact with the convex arc surfaces (151, 153) formed on the auxiliary blocks (150, 152); Single dustproof, characterized in that consisting of the spring 130, 132 is tensioned between the rotation stopper 101, 102 and the base block 90 to keep the rotation stopper (101, 102) in a locked state Prefabricated engine mounts with rubber. According to claim 1 or claim 2, wherein the left and right side surfaces of the support plate 50 is formed to further cut the cutting portion (58a) (58b) to be pulled to a certain width to expose a portion of the left and right side of the anti-vibration rubber (40) Prefabricated engine mount with a single dust proof rubber.