Front wheel cover body assembly

Abstract

The utility model relates to the technical field of front wheel covers, in particular to a front wheel cover body assembly which comprises a cover body, a top seat is installed at the top end of the inner side of the cover body, a buffer frame is installed at the bottom end of the top seat, a piston plate is connected to the inner side of the buffer frame in a sliding mode, and multiple sets of hollow cylinders are installed at the two ends of the interior of the piston plate in an embedded mode. The space between one side of the piston plate and the inner side of the buffer frame is filled with viscous fluid, a piston rod is clamped to the bottom end of the buffer frame through a limiting and locking mechanism, a bottom plate is installed at the bottom end of the piston rod, and the limiting and locking mechanism comprises a limiting assembly, a sealing and connecting assembly, two sets of fixing bases, a butt joint assembly, a rotary pressing assembly and an abutting assembly. The damping device is simple in structure and convenient to operate, a worker can quickly disassemble and assemble the damping device by pressing and twisting twice, the worker can conveniently overhaul, maintain or replace aged and seriously abraded damping parts, the labor amount of the worker is reduced, and the subsequent damping and buffering effect is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to front wheel cover technical field, concretely relates to front wheel cover body assembly. BACKGROUND

[0002] The automobile front wheel cover is used for fixing the front shock absorber assembly, and needs to bear the impact force brought by the front shock absorber for a long time in the vehicle driving process, so the automobile front wheel cover needs to have sufficient strength, in the prior art, the front wheel cover assembly is usually a large-area and complex-structure sheet metal, including a front shock absorber seat mounting plate, the front shock absorber seat mounting plate is arranged at the upper portion of the front wheel cover assembly, and the lower end of the front wheel cover assembly is overlapped with the automobile front compartment longitudinal beam, although the prior art can avoid the problem that the front wheel cover assembly is difficult to form due to the complex structure to a certain extent, the impact force buffering performance of the front shock absorber is poor, the front wheel cover is prone to damage, and the service life of the front wheel cover is shortened.

[0003] In order to solve the above technical problems, the prior art discloses a kind of automobile front wheel cover assembly in Chinese patent with announcement number CN207687246U, including front wheel cover main part, the inner wall top of the front wheel cover main part is equipped with fixed seat, the bottom of the fixed seat is equipped with cylinder body, the inner wall top of the cylinder body is equipped with upper baffle, the inner chamber of the cylinder body is equipped with piston plate, the inner wall left and right sides of the piston plate are all equipped with hollow simple, the inner chamber top of the cylinder body is filled with viscous fluid, the bottom of the cylinder body is equipped with lower baffle.

[0004] Although the prior art scheme above can greatly improve the impact force buffering performance of the front shock absorber by the cooperation of cylinder body, piston plate and buffer plate, avoid the front wheel cover main part from being damaged, and prolong the service life of the front wheel cover main part, but the return spring is directly arranged between the lower baffle and the buffer plate, and the buffer plate is connected with the guide sleeve through the connecting rod, so it is difficult for workers to quickly remove the piston rod after removing the front wheel cover, and the maintenance or replacement of the aging and severely worn sealing ring and return spring is affected, thereby affecting the work efficiency of personnel. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing front wheel cover body assembly to solve the problem that the return spring is directly arranged between the lower baffle and the buffer plate, and the buffer plate is connected with the guide sleeve through the connecting rod, so it is difficult for workers to quickly remove the piston rod after removing the front wheel cover, and the maintenance or replacement of the aging and severely worn sealing ring and return spring is affected, thereby affecting the work efficiency of personnel.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] The front wheel cover body assembly comprises a cover body, a top seat is arranged at the inner top end of the cover body, a buffer frame is arranged at the bottom end of the top seat, a piston plate is slidably connected to the inner side of the buffer frame, a plurality of groups of hollow cylinders are embedded and arranged at both ends of the piston plate, viscous fluid is filled between the side of the piston plate and the inner side of the buffer frame, a piston rod is clamped to the bottom end of the buffer frame through a limiting locking mechanism, a bottom plate is arranged at the bottom end of the piston rod, the limiting locking mechanism comprises a limiting component, a sealing connecting component, two groups of fixing seats, a butt joint component, a rotating compression component and an abutting component, the two groups of fixing seats are arranged at both ends of the bottom plate respectively, the butt joint component is used for preliminarily positioning the bottom plate and the piston rod on the limiting component, the rotating compression component is used for unlocking the position of the bottom plate and the piston rod in cooperation with the butt joint component, the abutting component is used for locking the position of the bottom plate and the piston rod in cooperation with the rotating compression component, the limiting component is used for limiting the bottom plate, and the sealing connecting component is used for increasing the sealing property of the connecting position.

[0008] As a preferred scheme of the utility model, the butt joint component comprises a movable rod slidably connected to the inside of the fixing seat, a rotating groove is arranged at the outside of the movable rod in the inside of the fixing seat, a rotating disc is slidably connected to the inside of the rotating groove, the rotating disc is rotationally connected with the movable rod, first springs are arranged between both ends of one side of the rotating disc and the inner wall of the rotating groove, a mounting seat is overlapped on one side of the fixing seat, a butt joint groove is arranged on the side of the mounting seat close to the fixing seat, a retraction groove is arranged on the side of the fixing seat close to the butt joint groove, a clamping block is arranged at one end of the movable rod, the butt joint groove is a cross groove, the butt joint groove is slidably connected with the clamping block, and the width of the clamping block in the longitudinal direction is the same as the diameter of the movable rod.

[0009] As a preferred scheme of the utility model, the limiting component comprises limiting rods arranged at both ends of the bottom of the buffer frame, the limiting rods are slidably connected with the mounting seat, and baffles are arranged at the bottom ends of the two groups of limiting rods.

[0010] As a preferred scheme of the utility model, the rotating compression component comprises a mounting groove arranged at one side of the butt joint groove in the inside of the mounting seat, the mounting groove is a circular groove, a bottom disc is rotationally connected to the inside of the mounting groove, second springs are arranged at both ends of the top of the bottom disc, a butt joint disc is arranged at the top end of the second springs, a positioning block is arranged on the top of the butt joint disc, a positioning groove is arranged at the bottom end of the clamping block and connected with the positioning block, and the butt joint disc is slidably connected with the inside of the mounting groove.

[0011] As the preferred scheme of the utility model, the abutment assembly includes the abutement groove being set up in the installation seat inside and being located in the installation groove inner wall both ends, the third spring is installed in the abutement groove inside, one end of the third spring is installed with the abutment block, the abutment block and the abutement groove are the engagement connection, the side section of the clamping block is U-shaped, the bottom of the opposite face of two groups of abutment blocks is all set up with the clamping groove being connected with the protruding end of the clamping block both sides.

[0012] As the preferred scheme of the utility model, the first slope surface is set up in both ends of the clamping block, one end of two groups of abutment blocks close to the clamping block is all set up with the second slope surface, the first slope surface and the second slope surface mutually adhere, one end of the movable rod extending to the fixed seat outside is rotatably connected with the pull ring.

[0013] As the preferred scheme of the utility model, the sealing connection assembly includes the positioning plate being slidably connected in the piston rod outside, the sealing ring is installed in one side of the positioning plate, the connecting groove being connected with the sealing ring and the positioning plate is set up in the bottom of the buffer frame, the opposite face of the positioning plate and the bottom plate is installed with the return spring.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] In the utility model, the bottom plate and the piston rod are preliminarily positioned on the limiting assembly through the docking assembly, the position of the bottom plate and the piston rod is unlocked through the rotation compression assembly cooperating with the docking assembly, the position of the bottom plate and the piston rod is locked through the abutment assembly cooperating with the rotation compression assembly, the bottom plate is limited through the limiting assembly, the sealing connection assembly increases the sealing property of the connection place, and the structure is simple and convenient to operate. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the cover body structure schematic view of the utility model;

[0017] Figure 2 It is the cover body local section view structure schematic view of the utility model;

[0018] Figure 3 It is the limiting lock connection mechanism local section view structure schematic view of the utility model;

[0019] Figure 4 It is the sealing connection assembly structure schematic view of the utility model.

[0020] In the figure: 1, cover body; 2, top seat; 3, buffer frame; 4, piston plate; 5, fixed seat; 6, rotating disc; 7, butt joint groove; 8, clamping block; 9, bottom disc; 10, butt joint disc; 11, positioning block; 12, abutment groove; 13, abutment block; 14, pull ring; 15, first slope surface; 16, piston rod; 17, bottom plate; 18, mounting seat; 19, limiting rod; 20, positioning plate; 21, sealing ring; 22, return spring. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Embodiment:

[0023] Please refer to Figures 1-4 The utility model provides a technical scheme:

[0024] The front wheel cover body assembly includes a cover body 1, a top seat 2 is installed at the inner top end of the cover body 1, a buffer frame 3 is installed at the bottom end of the top seat 2, a piston plate 4 is slidably connected to the inner side of the buffer frame 3, a plurality of hollow cylinders are embedded and installed at both ends of the piston plate 4, viscous fluid is filled between the side of the piston plate 4 and the inner side of the buffer frame 3, a piston rod 16 is clamped to the bottom end of the buffer frame 3 through a limiting locking mechanism, a bottom plate 17 is installed at the bottom end of the piston rod 16, the limiting locking mechanism includes a limiting assembly, a sealing connection assembly, two fixed seats 5, a butt joint assembly, a rotating compression assembly and an abutment assembly, the two fixed seats 5 are respectively installed at both ends of the bottom plate 17, the butt joint assembly is used to preliminarily position the bottom plate 17 and the piston rod 16 on the limiting assembly, the rotating compression assembly is used to unlock the position of the bottom plate 17 and the piston rod 16 in cooperation with the butt joint assembly, the abutment assembly is used to lock the position of the bottom plate 17 and the piston rod 16 in cooperation with the rotating compression assembly, the limiting assembly is used to limit the bottom plate 17, and the sealing connection assembly is used to increase the sealing property of the connection part. When the front wheel cover is used, the bottom plate 17 and the piston rod 16 can be preliminarily positioned on the limiting assembly through the butt joint assembly, the position of the bottom plate 17 and the piston rod 16 is unlocked in cooperation with the rotating compression assembly and the butt joint assembly, the position of the bottom plate 17 and the piston rod 16 is locked in cooperation with the abutment assembly and the rotating compression assembly, the limiting assembly limits the bottom plate 17, and the sealing connection assembly increases the sealing property of the connection part. The structure is simple, the operation is convenient, personnel can quickly disassemble and assemble by pressing and twisting, the personnel can conveniently overhaul, maintain or replace the aging and seriously worn shock-absorbing parts, the labor of the personnel is reduced, and the subsequent shock-absorbing and buffering effect is guaranteed.

[0025] In the embodiment, as shown in Figure 1 , Figure 2 and Figure 3 , the docking assembly comprises a movable rod slidingly connected inside the fixed seat 5, a rotating groove is formed on the outside of the movable rod, a rotating disc 6 is slidingly connected inside the rotating groove, the rotating disc 6 is rotationally connected with the movable rod, first springs are installed between the two ends of one side of the rotating disc 6 and the inner wall of the rotating groove, a mounting seat 18 is lapped on one side of the fixed seat 5, a docking groove 7 is formed on the side of the mounting seat 18 close to the fixed seat 5, a retraction groove is formed on the side of the fixed seat 5 close to the docking groove 7, a clamping block 8 is installed at one end of the movable rod, the docking groove 7 is a cross groove, the docking groove 7 is slidingly connected with the clamping block 8, the width of the clamping block 8 in the longitudinal direction is the same as the diameter of the movable rod. First, after the fixed seat 5 and the mounting seat 18 are attached, the person can hold the pull ring 14, twist the movable rod to make the clamping block 8 rotate to the transverse direction, then press the pull ring 14 to drive the clamping block 8 into the inside of the docking groove 7, and then continue to press the clamping block 8 into the mounting groove inside to achieve the effect of docking and attaching.

[0026] In the embodiment, as shown in Figure 1 , Figure 2 and Figure 3 , the rotating compression assembly comprises a mounting groove formed in the mounting seat 18 inside the docking groove 7, the mounting groove is a circular groove, a bottom disc 9 is rotationally connected inside the mounting groove, second springs are installed at the top of both ends of the bottom disc 9, a docking disc 10 is installed at the top of the second springs, a positioning block 11 is installed at the top of the docking disc 10, a positioning groove is formed at the bottom end of the clamping block 8 and is clamped with the positioning block 11, the docking disc 10 is slidingly connected with the inside of the mounting groove, then the pull ring 14 is held and continuously pressed downward to stretch the first spring and drive the rotating disc 6, the two ends of the clamping block 8 contact the abutting blocks 13 on both sides, the first slope 15 and the second slope 15 are in contact and pressed, the abutting blocks 13 are compressed to drive the third spring to retract, after the clamping block 8 continues to move downward and is offset from the abutting blocks 13, the abutting blocks 13 are reset by the third spring, at this time the positioning block 11 is clamped into the positioning groove, the docking disc 10 compresses the second spring to retract, then it is pulled back for a distance, the protruding ends on both sides of the clamping block 8 are also clamped into the inside of the fixed groove, the abutting blocks 13 and the docking disc 10 tightly abut the clamping block 8, the position of the bottom plate 17 and the piston rod 16 is locked, and the sealing ring 21 and the reset spring 22 are also installed to the specified position.

[0027] In the embodiment, as shown in Figure 1 , Figure 2 and Figure 4As shown, the abutting assembly includes the abutting groove 12 provided in the mounting seat 18 inside the mounting groove at both ends of the inner wall, the third spring is installed inside the abutting groove 12, one end of the third spring is provided with the abutting block 13, the abutting block 13 is clamped and connected with the abutting groove 12, the side section of the clamping block 8 is U-shaped, the bottom ends of the opposite faces of the two groups of abutting blocks 13 are provided with the clamping grooves clamped with the protruding ends of the clamping block 8, the two ends of the clamping block 8 are provided with the first slope surface 15, one end of the two groups of abutting blocks 13 close to the clamping block 8 is provided with the second slope surface, the first slope surface 15 and the second slope surface are mutually attached, one end of the movable rod extending to the outside of the fixed seat 5 is rotatably connected with the pull ring 14, further, when the sealing ring 21 and the reset spring 22 need to be maintained or replaced, the movable rod can be pressed again to drive the clamping block 8, the abutting disc 10 and the first spring to move downward by a distance, so that the clamping block 8 is away from the inner side of the fixed groove, and then the bottom disc 9 is rotated to dislocate the abutting block 13, and then the clamping block 8 is moved close to the abutting groove 7 and then rotated to the longitudinal direction, after the clamping block 8 is aligned with the longitudinal port of the abutting groove 7, the pull ring 14 is pulled back, the clamping block 8 enters the inside of the retraction groove, at this time, the piston rod 16 together with the sealing ring 21 and the reset spring 22 can be taken out for maintenance or replacement, so that the parts for shock absorption can normally operate.

[0028] In this embodiment, as shown in Figure 1 、 Figure 2 and Figure 3 , the limiting assembly includes the limiting rod 19 installed at both ends of the bottom of the buffer frame 3, the limiting rod 19 is slidably connected with the mounting seat 18, the bottom end of the two groups of limiting rods 19 is provided with the baffle, the sealing connection assembly includes the positioning plate 20 slidably connected with the outer side of the piston rod 16, one side of the positioning plate 20 is provided with the sealing ring 21, the bottom end of the buffer frame 3 is provided with the connecting groove clamped and connected with the sealing ring 21 and the positioning plate 20, the opposite faces of the positioning plate 20 and the bottom plate 17 are provided with the reset spring 22, and further, after the piston rod 16 is installed, the bottom plate 17 can be moved in cooperation with the two groups of mounting seats 18 and limiting rods 19, the piston rod 16 can press the piston plate 4 to press the viscous fluid, the throttling resistance generated by the hollow cylinder can be buffered, and after installation, the positioning plate 20 and the sealing ring 21 are clamped with the connecting groove to increase the sealing property of the connection.

[0029] The implementation principle of the front wheel cover body assembly of the embodiment of the application is as follows: after the fixed seat 5 is attached to the mounting seat 18, a person can buckle the pull ring 14, drive the movable rod to twist, make the clamping block 8 rotate to be horizontal, press the pull ring 14 again to drive the clamping block 8 to enter the inner side of the butt joint groove 7, continue to press the clamping block 8 to enter the mounting groove, achieve the effect of butt joint and attachment, buckle the pull ring 14 to continuously press the movable rod downward, drive the rotating disc 6 to stretch the first spring, the two ends of the clamping block 8 contact the abutting blocks 13 on the two sides, the first slope surface 15 and the second slope surface contact and press each other, the abutting blocks 13 are pressed to drive the third spring to retract, after the clamping block 8 continues to move downward and is staggered from the abutting blocks 13, the abutting blocks 13 are reset by the third spring, at this time, the positioning block 11 is buckled into the positioning groove, the butt joint disc 10 presses the second spring to retract, then pull back for a distance, the protruding ends of the clamping block 8 on the two sides are also buckled into the inner side of the fixed groove, the abutting blocks 13 and the butt joint disc 10 abut the clamping block 8, lock the positions of the bottom plate 17 and the piston rod 16, let the sealing ring 21 and the reset spring 22 also be installed to the specified positions, when the sealing ring 21 and the reset spring 22 need to be overhauled and replaced, the movable rod can be pressed again to drive the clamping block 8, the butt joint disc 10 and the first spring to move downward for a distance, let the clamping block 8 be away from the inner side of the fixed groove, then rotate the bottom disc 9 to move, stagger the abutting blocks 13, after the clamping block 8 is close to the butt joint groove 7, rotate the clamping block 8 to be vertical, after the clamping block 8 is vertical to the vertical port of the butt joint groove 7, pull back the pull ring 14, the clamping block 8 enters the retraction groove, at this time, the piston rod 16 together with the sealing ring 21 and the reset spring 22 can be taken out for maintenance or replacement, ensure that the components for shock absorption can normally operate, after the piston rod 16 is installed, the bottom plate 17 can move under pressure, the piston rod 16 can press the piston plate 4 to press the viscous fluid, cooperate with the throttling resistance generated by the hollow cylinder to buffer, and after installation, the positioning plate 20 and the sealing ring 21 are buckled with the connecting groove, the sealing property of the connecting position is increased.

[0030] The control mode of the utility model is controlled through the controller, the control circuit of the controller can be realized through simple programming of the person skilled in the art, the power supply also belongs to the public knowledge in the field, and the utility model is used to protect the mechanical device, so the utility model will not explain the control mode and circuit connection in detail.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A front wheel housing body assembly comprising a housing body (1) characterized in that: The inside top end of the cover body (1) is provided with a top base (2), the bottom end of the top base (2) is provided with a buffer frame (3), the inside of the buffer frame (3) is slidably connected with a piston plate (4), the inside of the piston plate (4) is embedded with a plurality of groups of hollow cylinders at both ends, the side of the piston plate (4) and the inside of the buffer frame (3) are filled with viscous fluid, the bottom end of the buffer frame (3) is clamped with a piston rod (16) through a limiting locking mechanism, the bottom end of the piston rod (16) is provided with a bottom plate (17), the limiting locking mechanism comprises a limiting assembly, a sealing connecting assembly, two groups of fixing bases (5), a butt joint assembly, a rotating pressing assembly and an abutting assembly, the two groups of fixing bases (5) are respectively arranged at both ends of the bottom plate (17), the butt joint assembly is used for preliminarily positioning the bottom plate (17) and the piston rod (16) on the limiting assembly, the rotating pressing assembly is used for unlocking the position of the bottom plate (17) and the piston rod (16) in cooperation with the butt joint assembly, the abutting assembly is used for locking the position of the bottom plate (17) and the piston rod (16) in cooperation with the rotating pressing assembly, the limiting assembly is used for limiting the bottom plate (17), and the sealing connecting assembly is used for increasing the sealing property of the connecting position.

2. The front wheel well body assembly of claim 1, wherein: The butt joint assembly comprises a movable rod slidably connected in the fixing base (5), a rotating groove is formed in the inside of the fixing base (5) and located outside the movable rod, a rotating disc (6) is slidably connected in the rotating groove, the rotating disc (6) is rotationally connected with the movable rod, first springs are arranged between both ends of one side of the rotating disc (6) and the inner wall of the rotating groove, a mounting base (18) is overlapped on one side of the fixing base (5), a butt joint groove (7) is formed in the side of the mounting base (18) close to the fixing base (5), a retraction groove is formed in the side of the fixing base (5) close to the butt joint groove (7), a clamping block (8) is arranged at one end of the movable rod, the butt joint groove (7) is a cross groove, the butt joint groove (7) is slidably connected with the clamping block (8), and the width of the clamping block (8) in the longitudinal direction is the same as the diameter of the movable rod.

3. The front wheel well body assembly of claim 2, wherein: The limiting assembly comprises limiting rods (19) arranged at both ends of the bottom of the buffer frame (3), the limiting rods (19) are slidably connected with the mounting base (18), and the bottom ends of the two groups of limiting rods (19) are provided with baffle plates.

4. The front wheel well body assembly of claim 3, wherein: The rotating pressing assembly comprises a mounting groove formed in the inside of the mounting base (18) and located at one side of the butt joint groove (7), the mounting groove is a circular groove, a bottom disc (9) is rotationally connected in the inside of the mounting groove, second springs are arranged at both ends of the top of the bottom disc (9), a butt joint disc (10) is arranged at the top end of the second spring, a positioning block (11) is arranged on the top of the butt joint disc (10), a positioning groove is formed in the bottom end of the clamping block (8) and used for clamping the positioning block (11), and the butt joint disc (10) is slidably connected with the inside of the mounting groove.

5. The front wheel well body assembly of claim 4, wherein: The abutting assembly comprises abutting grooves (12) provided in the mounting seat (18) and located at both ends of the inner wall of the mounting groove, a third spring is mounted in the abutting groove (12), one end of the third spring is provided with an abutting block (13), the abutting block (13) is connected with the abutting groove (12) in a clamping mode, the side section of the clamping block (8) is in a U shape, and the bottom end of the opposite surface of the two groups of abutting blocks (13) is provided with a clamping groove which is clamped with the protruding end of the clamping block (8).

6. The front wheel well body assembly of claim 5, wherein: First slope surfaces (15) are provided at both ends of the clamping block (8), the end close to the clamping block (8) of the two groups of abutting blocks (13) is provided with a second slope surface, the first slope surface (15) and the second slope surface are mutually attached, and one end of the movable rod extending to the outside of the fixed seat (5) is rotatably connected with a pull ring (14).

7. The front wheel well body assembly of claim 6, wherein: The sealing connection assembly comprises a positioning plate (20) which is slidably connected to the outside of the piston rod (16), one side of the positioning plate (20) is provided with a sealing ring (21), the bottom end of the buffer frame (3) is provided with a connecting groove which is clamped with the sealing ring (21) and the positioning plate (20), and the opposite surfaces of the positioning plate (20) and the bottom plate (17) are provided with return springs (22).

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