CN214565142U

CN214565142U - Bumper convenient to install and fix

Info

Publication number: CN214565142U
Application number: CN202120449358.8U
Authority: CN
Inventors: 王铁恒; 杨开放; 郭向阳; 余强; 杨辉
Original assignee: Shiyan Plastic Co ltd
Current assignee: Shiyan Plastic Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-11-02
Anticipated expiration: 2031-03-02

Abstract

The utility model discloses a bumper convenient to installation is fixed belongs to car bumper technical field. A bumper convenient to mount and fix comprises a bumper body, wherein the left side and the right side of the lower surface of the bumper body are hinged with U-shaped plates, two sides of each U-shaped plate are respectively provided with a limiting groove, a screw is inserted into each limiting groove, one end of each screw is in threaded connection with a nut, and an arc-shaped plate is sleeved outside each screw; the utility model discloses, when the car is overtopped one's back, at first spring and block rubber can cushion the power of back car effect on the arc, then the support bar of being connected with the connecting cylinder can unload a component, the restriction of breaking loose the bolt under the effect of huge striking force with the support bar that the connecting cylinder that sets up in arc upper surface both sides is slided in the slide rail to reach the effect of further unloading, and then make this device reach the better purpose of energy-absorbing effect when taking place the incident of overtaking one's back through multiple buffering.

Description

Bumper convenient to install and fix

Technical Field

The utility model relates to an automobile bumper technical field especially relates to a bumper convenient to installation is fixed.

Background

The bumper of the automobile is a safety device which absorbs and relaxes the external impact force and protects the front part and the rear part of the automobile body. In the past, the front and rear bumpers of the automobile are mainly made of metal materials, are riveted or welded with the frame longitudinal beams, have a large gap with the automobile body and are like an additional part. With the development of the automobile industry, automobile bumpers are also moving to be an important safety device on the innovative road, and at present, the front and rear bumpers of automobiles are made of plastics, which are called plastic bumpers.

However, the existing bumper has the problems of inconvenient installation and disassembly and poor energy absorption effect when a rear-end collision event occurs.

Disclosure of Invention

The utility model aims at solving the problem that the energy-absorbing effect is poor when inconvenient installation, dismantlement and the rear-end accident occur among the prior art, and the bumper convenient to install and fix that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a bumper convenient to mount and fix comprises a bumper body and is characterized in that the left side and the right side of the lower surface of the bumper body are hinged with U-shaped plates, limiting grooves are formed in the two sides of each U-shaped plate, screws are inserted into the limiting grooves, nuts are connected with one end of each screw in a threaded manner, an arc-shaped plate is sleeved outside each screw, a supporting block is fixedly connected to the upper surface of each arc-shaped plate, a spring is fixedly connected to the top end of each supporting block, a connecting cylinder is fixedly connected to the top end of each spring, slots are formed in the left side and the right side of the lower surface of each connecting cylinder, an inserting rod is inserted into each slot, supporting bars are hinged to the two sides of each connecting cylinder, the supporting bars are six in number, the bottom ends of two supporting bars are hinged with a first fixing block, and the bottom ends of the other four supporting bars are hinged with a second fixing block, the second fixed block is connected inside the sliding rail in a sliding mode.

Preferably, the bottom end of the inserted bar is fixedly connected with the upper surface of the supporting block, and the bottom end of the first fixing block is fixedly connected with the upper surface of the arc-shaped plate.

Preferably, one side of the second fixing block is fixedly connected with a fixing piece, and a threaded hole is formed in the top end of the fixing piece.

Preferably, the threaded holes are connected with bolts in a threaded manner, and the lower surface of the sliding rail is fixedly connected with the upper surface of the arc-shaped plate.

Preferably, the number of the connecting cylinders is three, and every two of the three connecting cylinders are fixedly connected through connecting rods.

Preferably, the top end of the connecting cylinder is fixedly connected with a top plate, and the top end of the top plate is fixedly connected with a rubber block.

Preferably, the top and the equal fixedly connected with L shaped plate in bottom of bumper body, one side threaded connection of L shaped plate has the screw thread post, the one end fixedly connected with turning block of screw thread post, the other end fixedly connected with briquetting of screw thread post, the equal fixedly connected with rectangular sheet in both ends about the bumper body, the bolt jack has been seted up to one side of rectangular sheet.

Compared with the prior art, the utility model provides a bumper convenient to installation is fixed possesses following beneficial effect:

1. the utility model discloses, through setting up L shaped plate, the screw thread post, the turning block, briquetting and rectangle piece, when installing the bumper, the staff is through blocking the tail end at the car with this device, then revolve wrong turning block, the turning block rotates and can drive screw thread post and briquetting removal, and then two briquettings can be drawn close this device and car together fixedly to the centre, then fix once more through making the screw through bolt jack, not only the staff of being convenient for installs and dismantles, still make the bumper more firm with being connected of car tail end.

2. The utility model discloses, through setting up the arc, the supporting shoe, a spring, the connecting cylinder, the slot, the inserted bar, the support bar, first fixed block, second fixed block and slide rail, when the car is rear-end collision, at first spring and block rubber can cushion the power that the back car acted on the arc, then the support bar of being connected with the connecting cylinder can unload a component, the restriction that shakes off the bolt under the effect of huge striking force with the support bar that sets up the connecting cylinder that is connected in arc upper surface both sides slides in the slide rail, thereby reach the effect of further unloading, and then make this device reach the better purpose of energy-absorbing effect when taking place the rear-end collision event through multiple buffering.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the bumper body according to the present invention;

FIG. 3 is a schematic structural view of the connecting cylinder of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: 1. a bumper body; 2. a U-shaped plate; 3. a limiting groove; 4. a screw; 5. an arc-shaped plate; 6. a support block; 7. a spring; 8. a connecting cylinder; 9. a slot; 10. inserting a rod; 11. a supporting strip; 12. a first fixed block; 13. a second fixed block; 14. a slide rail; 15. a bolt; 16. a connecting rod; 17. a top plate; 18. a rubber block; 19. an L-shaped plate; 20. a threaded post; 21. rotating the block; 22. briquetting; 23. a rectangular sheet; 24. a sheet is fixed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a bumper convenient for installation and fixation comprises a bumper body 1, wherein the top end and the bottom end of the bumper body 1 are fixedly connected with an L-shaped plate 19, one side of the L-shaped plate 19 is in threaded connection with a threaded column 20, one end of the threaded column 20 is fixedly connected with a rotating block 21, the other end of the threaded column 20 is fixedly connected with a pressing block 22, the left end and the right end of the bumper body 1 are fixedly connected with a rectangular sheet 23, one side of the rectangular sheet 23 is provided with a bolt insertion hole, when the bumper is installed, a worker clamps the device at the tail end of an automobile and then screws the rotating block 21, the rotating block 21 rotates to drive the threaded column 20 and the pressing block 22 to move, and then the two pressing blocks 22 can be drawn together to fix the device and the automobile together, and then the device is fixed again by penetrating a screw through the bolt insertion hole, so that the installation and the disassembly of the worker are convenient, the connection between the bumper and the tail end of the automobile is more stable, the left side and the right side of the lower surface of the bumper body 1 are hinged with U-shaped plates 2, the two sides of each U-shaped plate 2 are respectively provided with a limiting groove 3, the inside of each limiting groove 3 is inserted with a screw 4, one end of each screw 4 is in threaded connection with a nut, the outside of each screw 4 is sleeved with an arc-shaped plate 5, the upper surface of each arc-shaped plate 5 is fixedly connected with a supporting block 6, the top end of each supporting block 6 is fixedly connected with a spring 7, the top end of each spring 7 is fixedly connected with three connecting cylinders 8, every two of the three connecting cylinders 8 are fixedly connected through a connecting rod 16, the top end of each connecting cylinder 8 is fixedly connected with a top plate 17, the top end of each top plate 17 is fixedly connected with a rubber block 18, the left side and the right side of the lower surface of each connecting cylinder 8 is provided with an inserting groove 9, an inserting rod 10 is inserted inside the inserting groove 9, and the bottom end of the inserting rod 10 is fixedly connected with the upper surface of each supporting block 6, the bottom end of a first fixing block 12 is fixedly connected with the upper surface of an arc-shaped plate 5, the two sides of a connecting cylinder 8 are hinged with supporting strips 11, the number of the supporting strips 11 is six, the bottom ends of two supporting strips 11 are hinged with the first fixing block 12, the bottom ends of the other four supporting strips 11 are hinged with a second fixing block 13, one side of the second fixing block 13 is fixedly connected with a fixing plate 24, the top end of the fixing plate 24 is provided with a threaded hole, the inner thread of the threaded hole is connected with a bolt 15, when an automobile is tailed, firstly, a spring 7 and a rubber block 18 can buffer the force acted on the arc-shaped plate 5 by a rear automobile, then, the supporting strips 11 connected with the connecting cylinder 8 can unload a component, the supporting strips 11 connected with the connecting cylinders 8 arranged on the two sides of the upper surface of the arc-shaped plate 5 shake off the limit of the bolt 15 under the action of huge impact force to slide in a sliding rail 14, thereby reach the effect of further unloading, and then make this device reach the better purpose of energy-absorbing effect when taking place the rear-end collision incident through multiple buffering, the lower surface of slide rail 14 is connected with the upper surface fixed of arc 5, and second fixed block 13 sliding connection is in the inside of slide rail 14.

In the utility model, when the bumper is installed, the worker clamps the device at the tail end of the automobile, then screws the turning block 21, the turning block 21 rotates to drive the threaded post 20 and the pressing block 22 to move, and then the two pressing blocks 22 can draw close to the middle to fix the device and the automobile together, and then fixes the device and the automobile again by making the screw penetrate through the bolt jack, thereby not only facilitating the installation and the disassembly of the worker, but also ensuring the connection between the bumper and the tail end of the automobile to be more stable, when the automobile is tailed, firstly the spring 7 and the rubber block 18 can buffer the force acted on the arc-shaped plate 5 by the rear automobile, then the supporting strip 11 connected with the connecting cylinder 8 can discharge a component, the supporting strip 11 connected with the connecting cylinders 8 arranged at the two sides of the upper surface of the arc-shaped plate 5 struggles to slide in the slide rail 14 under the action of huge impact force to release the limit of the bolt 15, thereby reach the effect of further unloading, and through multiple buffering and then make this device reach the better purpose of energy-absorbing effect when taking place the rear-end collision incident.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The bumper convenient to install and fix comprises a bumper body (1) and is characterized in that the left side and the right side of the lower surface of the bumper body (1) are hinged with U-shaped plates (2), limiting grooves (3) are formed in the two sides of each U-shaped plate (2), screws (4) are inserted into the limiting grooves (3), nuts are connected to one ends of the screws (4) in a threaded mode, arc-shaped plates (5) are sleeved outside the screws (4), supporting blocks (6) are fixedly connected to the upper surfaces of the arc-shaped plates (5), springs (7) are fixedly connected to the top ends of the supporting blocks (6), connecting cylinders (8) are fixedly connected to the top ends of the springs (7), slots (9) are formed in the left side and the right side of the lower surface of each connecting cylinder (8), inserting rods (10) are inserted into the slots (9), supporting strips (11) are hinged with the two sides of each connecting cylinder (8), the quantity of support bar (11) is six, wherein two the bottom hinged joint of support bar (11) has first fixed block (12), four in addition the bottom hinged joint of support bar (11) has second fixed block (13), second fixed block (13) sliding connection is in the inside of slide rail (14).

2. The bumper convenient to mount and fix as claimed in claim 1, wherein the bottom end of the inserted rod (10) is fixedly connected with the upper surface of the supporting block (6), and the bottom end of the first fixing block (12) is fixedly connected with the upper surface of the arc-shaped plate (5).

3. The bumper convenient to mount and fix as claimed in claim 1, wherein a fixing plate (24) is fixedly connected to one side of the second fixing block (13), and a threaded hole is formed in the top end of the fixing plate (24).

4. A bumper convenient for mounting and fixing according to claim 3, wherein the threaded hole is internally and threadedly connected with a bolt (15), and the lower surface of the sliding rail (14) is fixedly connected with the upper surface of the arc-shaped plate (5).

5. Bumper facilitating mounting and fixing according to claim 1 characterised in that the number of connecting cylinders (8) is three, and every two of the three connecting cylinders (8) are fixedly connected by a connecting rod (16).

6. Bumper facilitating mounting and fixing according to claim 1 characterised in that a top plate (17) is fixedly connected to the top end of the connecting cylinder (8), and a rubber block (18) is fixedly connected to the top end of the top plate (17).

7. The bumper convenient to mount and fix as claimed in claim 1, wherein the bumper body (1) is fixedly connected with an L-shaped plate (19) at both the top end and the bottom end, a threaded column (20) is screwed on one side of the L-shaped plate (19), a rotating block (21) is fixedly connected with one end of the threaded column (20), a pressing block (22) is fixedly connected with the other end of the threaded column (20), rectangular sheets (23) are fixedly connected with both the left end and the right end of the bumper body (1), and bolt insertion holes are formed in one side of each rectangular sheet (23).