Lightweight shell for steering gear

Abstract

The lightweight shell for the steering gear is applied to the field of the steering gear and comprises a middle end piece, side parts are arranged on the two sides of the middle end piece, convex lug seats are welded to the surfaces of the side parts, connecting plates are arranged in the convex lug seats, and the connecting plates are connected with the middle end piece. A fixing spring is bolted between the back face of the connecting plate and the lug base through a spring fixing piece, through holes are formed in the back face of the lug base and the interior of the connecting plate, the surface of the middle end piece is fixedly sleeved with two fixing covers, the surface of the side part is fixedly sleeved with a fixing plate, and screw rods are welded to one side of the fixing plate at equal intervals; and the other end of the screw rod penetrates out of the fixed cover. According to the invention, a sectional combination function can be realized, the operation is simple and convenient, the processing difficulty of shell integration is reduced, the repair cost during damage is reduced, meanwhile, the fixing effect between the shell and a vehicle body can be improved, proper tension is provided when the shell is vibrated, and the stability and the safety are high.

Description

TECHNICAL FIELD

[0001] The utility model relates to a steering gear field especially relates to a lightweight casing for steering gear. BACKGROUND

[0002] At present, the Chinese utility model with the announcement number CN202806854U discloses an automobile steering gear casing. The steering gear casing is manufactured from aluminum alloy material, has the attribute of light weight, but other problems still exist in the use process, such as not having segmented combination function, the whole is often processed by integral casting, although firm and sealed, but the processing difficulty is increased, when the side part is damaged, the whole still needs to be replaced, the maintenance cost is increased, and the fixing effect between the casing and the vehicle body is poor, when the vehicle body shakes and jolts, the screw lacks the corresponding reverse stress, and the loosening condition is easy to occur, in order to solve the above-mentioned problems, the utility model provides a lightweight casing for steering gear. CONTENT OF UTILITY MODEL

[0003] The utility model discloses a lightweight casing for steering gear, solve the lightweight casing of existing not having segmented combination function and with the problem of poor fixed effect between the vehicle body.

[0004] The above technical purpose of the utility model is realized by the following technical scheme: a lightweight casing for steering gear, including the middle end piece, both sides of the middle end piece are provided with the side part, the surface of the side part is fused with the lug seat, the inside of the lug seat is provided with the connecting plate, the back of the connecting plate and the lug seat are connected with the fixed spring through the spring fixing sheet, the back of the lug seat and the inside of the connecting plate are all provided with the through hole, the surface of the middle end piece is fixedly sleeved with two fixed covers, the surface of the side part is fixedly sleeved with the fixed plate, one side of the fixed plate is equidistantly welded with the screw rod, the other end of the screw rod penetrates to the outside of the fixed cover, and the surface of the screw rod is screwed with the fixed nut.

[0005] The above technical scheme can have segmented combination function, is simple and convenient to operate, reduces the processing difficulty of casing integration, reduces the repair cost when being damaged, can improve the fixing effect between the vehicle body, provides appropriate tension when being vibrated, and is high in stability and safety.

[0006] The utility model is further provided with the following arrangement: the middle end piece and the side part are manufactured by the way of aluminum alloy casting.

[0007] The above technical scheme has the characteristics of lighter weight, high strength and excellent corrosion resistance for the middle end piece and the side part.

[0008] The utility model further sets up: the inside symmetry of lug seat installs square guide block, the back surface symmetry of connecting plate is provided with guide groove, the other end of square guide block extends to the inside of guide groove.

[0009] Adopt above technical scheme, through the setting of square guide block and guide groove, can position connecting plate, prevent the inclination and rotation of connecting plate when moving after being forced.

[0010] The utility model further sets up: the surface of screw rod is sleeved with spring washer.

[0011] Adopt above technical scheme, through the setting of spring washer, can improve the fixed effect of fixed nut after being screwed, and play the role of shockproof.

[0012] The utility model further sets up: the inside of fixed cover is bonded with sealing ring through recess.

[0013] Adopt above technical scheme, through the setting of sealing ring, can improve the sealing between fixed cover and fixed plate.

[0014] The utility model further sets up: the surface of middle end piece and side part is coated with anticorrosive paint.

[0015] Adopt above technical scheme, through the coating of alumina layer, can improve the corrosion resistance and hardness of the surface of middle end piece and side part.

[0016] Summarized above, the utility model has following beneficial effect:

[0017] 1. The utility model discloses a sealing ring is fixed to the recess in the fixed cover through glue first, after the sealing ring is fixed, the side part is taken up, after the side part is taken up, the fixed plate is pushed into the fixed cover, and the screw rod is outwardly worn, then the spring washer and fixed nut are sequentially turned into the screw rod and are tightened, the fixed nut is tightened in the process, will pull the side part and move outward and tightly adhere with the middle end piece, can have sectional type combination function, and the operation is simple and convenient, has reduced the processing difficulty of shell integration, has lightened the repair cost when damaging.

[0018] 2. The utility model discloses a screw is sequentially worn from the through -hole in connecting plate and lug seat when being installed with the vehicle body, then the threaded end is connected with the vehicle body, the screw will push the connecting plate to move inwards in the process of being tightened, the connecting plate will be shrunk to fixed spring through the cooperation of square guide block and guide groove when moving, can improve the fixed effect between the vehicle body, provides proper tension when being vibrated, and the stability and safety are high. ACCURACY OF DRAWINGS

[0019] Figure 1 It is the utility model structure perspective drawing.

[0020] Figure 2 is the structure front view of the utility model;

[0021] Figure 3 is the structure local view of the utility model;

[0022] Figure 4 is the structure of the utility model Figure 2 A structure enlarged view.

[0023] Reference signs: 1, middle end piece; 2, side part; 3, lug seat; 4, connecting plate; 5, fixed spring; 6, fixed cover; 7, fixed plate; 8, screw rod; 9, fixed nut; 10, square guide block; 11, guide groove; 12, spring washer; 13, sealing ring. DETAILED DESCRIPTION

[0024] The utility model will be further explained in detail in connection with the drawings.

[0025] Example 1:

[0026] Reference Figure 1 , Figure 2 and Figure 3 , a light shell for steering gear, including middle end piece 1, both sides of middle end piece 1 are provided with side part 2, the surface of side part 2 is fused with lug seat 3, the inside of lug seat 3 is provided with connecting plate 4, the back of connecting plate 4 and lug seat 3 are bolted with fixed spring 5 through spring fixing piece, the back of lug seat 3 and the inside of connecting plate 4 are all provided with through hole, when being installed with the vehicle body, the screw is sequentially threaded from the through hole in connecting plate 4 and lug seat 3, then the threaded end is connected with the vehicle body, the screw will push connecting plate 4 to move inwards during tightening, connecting plate 4 will press fixed spring 5 to shrink when moving through the cooperation of square guide block 10 and guide groove 11, can improve the fixing effect between the vehicle body, provide appropriate tension when being vibrated, and high stability and safety.

[0027] Reference Figure 1 and Figure 2 , middle end piece 1 and side part 2 are all made by the way of casting of aluminum alloy material, and middle end piece 1 and side part 2 have the characteristics of lighter weight, high strength and excellent corrosion resistance.

[0028] Reference Figure 3 , the inside of lug seat 3 is symmetrically provided with square guide block 10, the back of connecting plate 4 is symmetrically provided with guide groove 11, the other end of square guide block 10 extends to the inside of guide groove 11, through the setting of square guide block 10 and guide groove 11, connecting plate 4 can be limited, to prevent the inclination and rotation of connecting plate 4 when moving under stress.

[0029] Reference Figure 1 and Figure 2 The surface of the middle end piece 1 and the side piece 2 are coated with anticorrosive paint, and the corrosion resistance and hardness of the surface of the middle end piece 1 and the side piece 2 can be improved by coating an aluminum oxide layer.

[0030] Brief description of the use process: when mounted on the vehicle body, the screw is sequentially threaded out of the through hole in the lug seat 3 and the connecting plate 4, and then the threaded end is connected to the vehicle body. During the tightening process, the connecting plate 4 is pushed inward, and when the connecting plate 4 moves, it presses the fixed spring 5 to make it shrink through the cooperation of the square guide block 10 and the guide groove 11.

[0031] Example 2:

[0032] Reference Figure 1 , Figure 2 and Figure 4 A light-weight housing for a diverter, the surface of the middle end piece 1 is fixedly sleeved with two fixed covers 6, the surface of the side piece 2 is fixedly sleeved with a fixed plate 7, one side of the fixed plate 7 is equidistantly welded with a screw rod 8, the other end of the screw rod 8 penetrates to the outside of the fixed cover 6, the surface of the screw rod 8 is threadedly connected with a fixed nut 9, the sealing ring 13 is fixed in the groove in the fixed cover 6 by using glue first, then the side piece 2 is lifted, the fixed plate 7 is pushed into the fixed cover 6 after the side piece 2 is lifted, and the screw rod 8 is outwardly threaded, then the spring washer 12 and the fixed nut 9 are sequentially threaded onto the screw rod 8 and tightened, and the fixed nut 9 will pull the side piece 2 outward during the tightening process and tightly fit with the middle end piece 1, which can have a segmented combination function, is simple and convenient to operate, reduces the processing difficulty of the housing integration, and reduces the repair cost when damaged.

[0033] Reference Figure 4 The surface of the screw rod 8 is slidably sleeved with a spring washer 12, and the setting of the spring washer 12 can improve the fixing effect after the fixed nut 9 is tightened, and plays a role in shock absorption.

[0034] Reference Figure 4 The inside of the fixed cover 6 is bonded with a sealing ring 13 through a groove, and the setting of the sealing ring 13 can improve the sealing between the fixed cover 6 and the fixed plate 7.

[0035] Brief description of the use process: the sealing ring 13 is fixed in the groove in the fixed cover 6 by using glue first, then the side piece 2 is lifted, the fixed plate 7 is pushed into the fixed cover 6 after the side piece 2 is lifted, and the screw rod 8 is outwardly threaded, then the spring washer 12 and the fixed nut 9 are sequentially threaded onto the screw rod 8 and tightened, and the fixed nut 9 will pull the side piece 2 outward during the tightening process and tightly fit with the middle end piece 1.

[0036] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model, and a modification without creative contribution can be made to the embodiment according to needs by a person skilled in the art after reading the specification, but as long as the modification is within the scope of the claims of the utility model, the utility model is protected by the patent law.

Claims

1. A lightweight housing for a steering gear, comprising a mid-end component (1), characterized in that: Both sides of the middle component (1) are provided with side components (2). The surface of the side component (2) is welded with a lug seat (3). The inside of the lug seat (3) is provided with a connecting plate (4). A fixing spring (5) is bolted between the back of the connecting plate (4) and the lug seat (3) through a spring fixing piece. Both the back of the lug seat (3) and the inside of the connecting plate (4) are provided with through holes. Two fixing covers (6) are fixedly sleeved on the surface of the middle component (1). A fixing plate (7) is fixedly sleeved on the surface of the side component (2). A screw (8) is welded at equal intervals on one side of the fixing plate (7). The other end of the screw (8) extends through to the outside of the fixing cover (6). A fixing nut (9) is threadedly connected to the surface of the screw (8).

2. The lightweight housing for a steering gear according to claim 1, characterized in that, Both the middle component (1) and the side component (2) are made of aluminum alloy by casting.

3. A lightweight housing for a steering gear according to claim 1, characterized in that, The lug seat (3) is symmetrically equipped with square guide blocks (10), and the back of the connecting plate (4) is symmetrically provided with guide grooves (11). The other end of the square guide block (10) extends into the interior of the guide groove (11).

4. A lightweight housing for a steering gear according to claim 1, characterized in that, A spring washer (12) is slidably sleeved on the surface of the screw (8).

5. A lightweight housing for a steering gear according to claim 1, characterized in that, The inside of the fixing cover (6) is fitted with a sealing ring (13) through a groove.

6. A lightweight housing for a steering gear according to claim 1, characterized in that, The surfaces of the middle component (1) and the side component (2) are both coated with an aluminum oxide layer.

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