CN209008500U - Lower plaque is protected after a kind of High-strength light-weight automobile - Google Patents

Abstract

The utility model discloses lower plaque is protected after a kind of High-strength light-weight automobile; including the horizontal plate body of lower plaque and lower plaque vertical plate body; the bottom of the lower plaque vertical plate body, which is at right angles, is connected with the horizontal plate body of lower plaque; it is mounted with fixed connection apparatus and connection protecting device has been fixedly mounted in fixed connection apparatus outer end; on the one hand it protects the property of car owner to be not exposed to lose, on the other hand ensure that the driving safety of vehicle；It is mounted with reinforcing rib, the lower plaque of guarantor after automobile can be made to have certain compression strength and crashworthiness by installing reinforcing rib, the safety of car steering can be effectively improved, improve the intensity that lower plaque is protected after automobile, guarantee that plaque will not rupture easily under automobile, bring very big convenience to the routine use of car owner and effectively ensured that the property of car owner is not suffered a loss.

Description

Lower plaque is protected after a kind of High-strength light-weight automobile

Technical field

The utility model belongs to automobile parts correlative technology field, and in particular under protecting after a kind of High-strength light-weight automobile Plaque.

Background technique

Automobile rear bumper is the safety device for absorbing and slowing down foreign impacts power, protect automobile tail, is protected after existing Dangerous thick stick lower part usually requires plaque under one rear guarantor individually assembled of setting, covers to the bottom part of vehicle, rises simultaneously To the aesthetic effect of moulding.

Lower plaque technology is protected after existing automobile to have the following problems:

1, lower plaque is protected after existing automobile to be fixedly connected with automobile rear bumper, and the effect of beautifying and decorating is played Fruit, it is all to be fixed together by bolt with rear bumper that lower plaque is protected after current automobile, not the plaque under rear guarantor Junction setting protective device in the process of moving due to automobile can generate the different shaking of size degree, it is prolonged to shake The bolt connection protected between lower plaque and automobile rear bumper after will cause is moved, plaque and rear guarantor under less serious case protects after will cause Connection between dangerous thick stick does not fasten, and the case where lower plaque swings back and forth is protected after generating in the process of moving, severe one is protected after will cause Lower plaque is fallen off, and on the one hand causes the property loss of car owner, and it is hidden on the other hand to cause safety to subsequent driving vehicle Suffer from；

2, it is all to be made from a plastic material that lower plaque is protected after existing automobile, is fixedly mounted with automobile rear bumper After together, lower decorations are protected although meeting the lightweight requirements of automobile and having reached aesthetic, after existing automobile The compression strength and crashworthiness that plate generally plays are poor, the security requirement of car steering are unable to reach, due to existing Being protected inside lower plaque after automobile is the corresponding intensity reinforcing device of installation, and the intensity that lower plaque is protected after causing is lower or even light Micro- wiping, which is touched, is likely to cause lower plaque to rupture, and causes big inconvenience and property loss to the routine use of car owner.

Utility model content

The purpose of this utility model is to provide lower plaque is protected after a kind of High-strength light-weight automobile, to solve above-mentioned background The junction proposed in technology does not have the resistance to compression of protective device and the lower plaque of rear guarantor slight and the equal poor of crashworthiness.

To achieve the above object, the utility model provides the following technical solutions:

Lower plaque, including the horizontal plate body of lower plaque and lower plaque vertical plate body, institute are protected after a kind of High-strength light-weight automobile The bottom for stating lower plaque vertical plate body, which is at right angles, is connected with the horizontal plate body of lower plaque, the outside of the lower horizontal plate body of plaque It is provided with upper groove in the middle part of side, the upper surface both ends of the lower horizontal plate body of plaque are provided with reinforcing rib, and the two of reinforcing rib End is respectively connected with the first mounting groove, and first mounting groove is fixedly connected with the lower horizontal plate body of plaque by the second mounting groove, institute The left and right sides for stating the horizontal plate body of lower plaque, which are located at the outer fix of reinforcing rib, is provided with fixed connection apparatus, the lower decorations Lower groove is provided at the bottom centre position of plate vertical plate body, the surface of the lower groove is provided with protection groove, described anti- There are four shield groove is arranged altogether, and four protection grooves pass through protection protrusion between each other and are fixedly connected.

Preferably, the fixed connection apparatus includes connecting boss, connection protecting device, fastening bolt and fastening nut, The connection boss outer end middle position is by being fixedly installed with connection protecting device, the connection boss and connection protection dress It sets inside and fastening bolt is equipped with by fastening, the fastening bolt Basolateral has been connected through a screw thread fastening nut.

Preferably, the connection protecting device includes upper anti-guard housing, lower anti-guard housing, mounting hole, upper limit bar, lower limit bar And fastening spring, the upper anti-guard housing lower end is by being fixedly installed with lower anti-guard housing, among the upper anti-guard housing and lower anti-guard housing It is provided with mounting hole at position, the upper anti-guard housing interior lower end is by being fixedly installed with upper limit bar, under the upper limit bar Hold internal sleeve that lower limit bar is housed, lower limit bar lower end is fixedly connected with lower anti-guard housing inner upper end face, the upper limit Bar and lower limit bar outer sheath are equipped with fastening spring, and the fastening spring upper end is fixedly connected with upper anti-guard housing interior lower end face, The fastening spring lower end is fixedly connected with lower anti-guard housing inner upper end face.

Preferably, the reinforcing rib include main reinforcement body, upper mounted plate, upper slide mass, upper fastening spring, upper pull lever, under Fixed plate, downslide kinetoplast, lower fastening spring and lower pull lever, the upper end inside main ribs body is by being fixedly installed with upper fixation Plate, the inside on main ribs body top by being slidably fitted with upper slide mass, the upper slide mass lower end middle position with it is upper Dead plate upper end middle position is elasticly connected with fastening spring, passes through welding installation at left and right sides of the upper slide mass outer end There is a upper pull lever, by being fixedly installed with bottom plate inside main ribs body lower end, main ribs body bottom inner portion passes through cunning Dynamic to be equipped with downslide kinetoplast, downslide kinetoplast upper end middle position is elasticly connected with bottom plate lower end middle position Lower fastening spring, the lower slider hold the left and right sides by being installed by welding with lower pull lever in vitro, and the reinforcing rib passes through downslide Kinetoplast and the first mounting groove are socketed, and the reinforcing rib is socketed by upper slide mass and the second mounting groove.

Preferably, there are six the fixed connection apparatus is installed altogether, and the size of fixed connection apparatus and internal structure phase Together, the fixed connection apparatus is symmetrically mounted on the inside left and right ends of the horizontal plate body of lower plaque and the edge of inner upper end Place.

Preferably, first mounting groove and the second mounting groove size structure are identical, and the first mounting groove and the second installation There are three slot is respectively mounted, there are three the reinforcing rib is installed altogether, and reinforcing rib size structure is identical.

Preferably, the internal diameter of the upper anti-guard housing is greater than the outer diameter of lower anti-guard housing, under the internal diameter of the upper limit bar is greater than The outer diameter of gag lever post.

Preferably, the upper slide mass is by pulling upper pull lever relative to the inside Slideslip of main reinforcement body, and passes through make-up Gu spring outside Slideslip clamping automatically, the downslide kinetoplast by pulling lower pull lever relative to the inside Slideslip of main reinforcement body, And pass through the outside Slideslip clamping automatically of lower fastening spring.

Compared with prior art, the utility model protects lower plaque after providing a kind of High-strength light-weight automobile, have with It is lower the utility model has the advantages that

1, the utility model is mounted with fixed connection apparatus and connection protection has been fixedly mounted in fixed connection apparatus outer end Device comprising upper anti-guard housing, lower anti-guard housing, mounting hole, upper limit bar, lower limit bar and fastening spring；Such benefit is By under rear guarantor plaque and automobile rear bumper junction connection protecting device is fixedly mounted, can under rear guarantor plaque and vapour Vehicle rear bumper plays effective protective action after being bolted to connection, guarantee is not in because caused by running car The case where shaking causes the bolt protected between lower plaque and automobile rear bumper to connect avoids and protects lower plaque because after Connection between rear bumper does not fasten and occurs protecting the case where lower plaque swings back and forth afterwards in the process of moving, a side Face protects the property of car owner to be not exposed to lose, and on the other hand ensure that the driving safety of vehicle；

2, the utility model is mounted with reinforcing rib comprising main reinforcement body, upper mounted plate, upper slide mass, upper fastening spring, on Pull lever, bottom plate, downslide kinetoplast, lower fastening spring and lower pull lever；Such benefit is can by installation reinforcing rib So that the lower plaque of guarantor after automobile is had certain compression strength and crashworthiness, the safety of car steering can be effectively improved, mentioned The intensity that lower plaque is protected after high automobile, guarantees that plaque will not rupture easily under automobile, bring to the routine use of car owner Very big convenience and effectively ensure that the property of car owner is not suffered a loss.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention, in the accompanying drawings:

Fig. 1 be the utility model proposes a kind of High-strength light-weight automobile after protect lower plaque external structure schematic diagram；

Fig. 2 be the utility model proposes fixed connection apparatus structural schematic diagram；

Fig. 3 be the utility model proposes connection protecting device structural schematic diagram；

Fig. 4 be the utility model proposes reinforcing rib structure schematic diagram；

In figure: 1, the horizontal plate body of lower plaque；2, upper groove；3, lower groove；4, groove is protected；5, protection protrusion；6, lower decorations Plate vertical plate body；7, fixed connection apparatus；8, reinforcing rib；81, main reinforcement body；82, upper mounted plate；83, upper slide mass；84, it tightens Gu spring；85, upper pull lever；86, bottom plate；87, downslide kinetoplast；88, lower fastening spring；89, lower pull lever；9, the first peace Tankage；10, the second mounting groove；11, boss is connected；12, connection protecting device；121, upper anti-guard housing；122, lower anti-guard housing；123, Mounting hole；124, upper limit bar；125, lower limit bar；126, fastening spring；13, fastening bolt；14, fastening nut.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution:

Lower plaque, including the horizontal plate body 1 of lower plaque and lower plaque vertical plate body 6 are protected after a kind of High-strength light-weight automobile, The bottom of lower plaque vertical plate body 6, which is at right angles, is connected with the horizontal plate body 1 of lower plaque, the outer side edges of the lower horizontal plate body 1 of plaque Middle part is provided with upper groove 2, and the upper surface both ends of the lower horizontal plate body 1 of plaque are provided with reinforcing rib 8, and reinforcing rib 8 is strip Square structure, and the both ends of reinforcing rib 8 are respectively connected with the first mounting groove 9, the first mounting groove 9 passes through with the horizontal plate body 1 of lower plaque Second mounting groove 10 is fixedly connected, and the left and right sides of the lower horizontal plate body 1 of plaque, which are located at the outer fix of reinforcing rib 8, to be provided with Fixed connection apparatus 7 is provided with lower groove 3, the surface setting of lower groove 3 at the bottom centre position of lower plaque vertical plate body 6 There is protection groove 4, there are four the total settings of protection groove 4, and four protection grooves 4 connect by the way that protection raised 5 is fixed between each other It connects.

Further, fixed connection apparatus 7 includes connection boss 11, connection protecting device 12, fastening bolt 13 and fastening spiral shell Mother 14, for connection 11 outer end middle position of boss by being fixedly installed with connection protecting device 12, connection boss 11 and connection are anti- Fastening bolt 13 is equipped with by fastening inside protection unit 12,13 Basolateral of fastening bolt has been connected through a screw thread fastening nut 14, it can be effectively by after by fastening bolt 13 in fixed connection apparatus 7 and fixed connection apparatus 7 and fastening nut 14 Lower plaque is protected to be fixed together with rear bumper.

Further, connection protecting device 12 includes upper anti-guard housing 121, lower anti-guard housing 122, mounting hole 123, upper limit bar 124, lower limit bar 125 and fastening spring 126, upper anti-121 lower end of guard housing is by being fixedly installed with lower anti-guard housing 122, upper protection Seat 121 and lower 122 middle position of anti-guard housing are provided with mounting hole 123, and upper anti-121 interior lower end of guard housing is by being fixedly installed with Upper limit bar 124,124 lower end internal sleeve of upper limit bar are equipped with lower limit bar 125,125 lower end of lower limit bar and lower anti-guard housing 122 Inner upper end face is fixedly connected, and upper limit bar 124 and 125 outer sheath of lower limit bar are equipped with fastening spring 126, fastening spring 126 Upper end is fixedly connected with upper anti-121 interior lower end face of guard housing, and 126 lower end of fastening spring and lower anti-122 inner upper end face of guard housing are solid Fixed connection；Connection protecting device 12 is fixedly mounted by the plaque under rear guarantor and automobile rear bumper junction, it can be in rear guarantor Lower plaque and automobile rear bumper play effective protective action after being fixedly connected by fastening bolt 13, guarantee be not in because The case where causing the bolt protected between lower plaque and automobile rear bumper to connect is shaken caused by running car.

Further, reinforcing rib 8 includes main reinforcement body 81, upper mounted plate 82, upper slide mass 83, upper fastening spring 84, upper pulling Bar 85, bottom plate 86, downslide kinetoplast 87, lower fastening spring 88 and lower pull lever 89,81 inner upper end of main reinforcement body pass through fixation Upper mounted plate 82 is installed, by being slidably fitted with upper slide mass 83 inside 81 top of main reinforcement body, among upper 83 lower end of slide mass Fastening spring 84, upper 83 outer end of the slide mass left and right sides are elasticly connected at position with 82 upper end middle position of upper mounted plate By being installed by welding with upper pull lever 85, by being fixedly installed with bottom plate 86,81 bottom of main reinforcement body inside 81 lower end of main reinforcement body End is internal by being slidably fitted with downslide kinetoplast 87,87 upper end middle position of downslide kinetoplast and 86 lower end interposition of bottom plate The place of setting is elasticly connected with lower fastening spring 88, and 87 outer end of the downslide kinetoplast left and right sides is added by being installed by welding with lower pull lever 89 Strengthening tendons 8 are socketed by downslide kinetoplast 87 and the first mounting groove 9, and reinforcing rib 8 is socketed by upper slide mass 83 and the second mounting groove 10； The lower plaque of guarantor after automobile can be made to have certain compression strength and crashworthiness by installing reinforcing rib 8, can effectively improved The safety of car steering improves the intensity of the lower plaque of guarantor after automobile, guarantees that plaque will not rupture easily under automobile.

Further, there are six fixed connection apparatus 7 is installed altogether and their size and internal structure are identical, are fixedly connected with dress Set the edge of inside left and right ends and inner upper end that 7 are symmetrically mounted on the horizontal plate body 1 of lower plaque；By in lower plaque Fixed connection apparatus 7 is symmetrically installed in the inside left and right ends of horizontal plate body 1 and the edge of inner upper end can be effective The lower horizontal plate body 1 of plaque of guarantee is fixedly connected with automobile rear bumper.

Further, the first mounting groove 9 is identical with 10 size structure of the second mounting groove and the first mounting groove 9 and the second mounting groove 10 be respectively mounted there are three, reinforcing rib 8 altogether installation there are three and their size structures it is identical, pass through the first mounting groove 9 of setting and the Two mounting grooves 10 can facilitate the disassembled and assembled freely of reinforcing rib 8.

Further, the internal diameter of upper anti-guard housing 121 is greater than the outer diameter of lower anti-guard housing 122, upper limit bar 124 and lower limit bar 125 structures are identical and are cylindrical structure, and the internal diameter of upper limit bar 124 is greater than the outer diameter of lower limit bar 125, upper anti-guard housing 121 It can be by fastening spring 126 relative to lower anti-about 122 fine motion of guard housing；By upper anti-guard housing 121 relative to lower anti-guard housing 122 Upper and lower fine motion can make connection protecting device 12 have protection and damping effect.

Further, upper slide mass 83 can be by pulling upper pull lever 85 relative to the inside Slideslip of main reinforcement body 81 and can By the automatic Slideslip clamping outward of upper fastening spring 84, downslide kinetoplast 87 can be by pulling lower pull lever 89 relative to main reinforcement The inside Slideslip of body 81 and the automatic Slideslip clamping outward of lower fastening spring 88 can be passed through；By upper slide mass 83 relative to master The inside Slideslip of muscle body 81 and downslide kinetoplast 87 can be such that reinforcing rib 8 is freely torn open relative to the inside Slideslip of main reinforcement body 81 Dress is easy to operate simple.

The working principle and process for using of the utility model: the working principle of the utility model is the horizontal plate body 1 of lower plaque Connect by the way that fastening bolt 13 in fixed connection apparatus 7 and fixed connection apparatus 7 and fastening nut 14 and rear bumper are fixed It connects, by the connection protecting device 12 being fixedly mounted in fixed connection apparatus 7, can guarantee to be not in because of running car institute The case where shaking of generation causes the bolt protected between lower plaque and automobile rear bumper to connect, by lower plaque The first mounting groove 9 and the second mounting groove 10 installed inside horizontal plate body 1 and the first mounting groove 9 and the second mounting groove 10 it Between the reinforcing rib 8 that is set with can make to protect lower plaque after automobile and have certain compression strength and crashworthiness, after improving automobile Protect the intensity of lower plaque；Before using the utility model, necessary preoperation inspection should be carried out to it, it is after confirmation, first The quantity of the first installation of unrestricted choice according to the needs of use reinforcing rib 8, by pulling upper pull lever 85 and lower pull lever 89 that can make Reinforcing rib 8 is detached from inside the first mounting groove 9 and the second mounting groove 10, completes the disassembly to reinforcing rib 8, and strengthening tendons 8 to be added dismount After the completion, by fastening bolt 13 in fixed connection apparatus 7 and fixed connection apparatus 7 and fastening nut 14 by lower plaque water Platysome 1 is fixedly connected with rear bumper, while the car is driving, can be by being fixedly mounted in fixed connection apparatus 7 The guarantee of connection protecting device 12 be not in because shakings caused by running car cause to protect lower plaque and automobile rear bumper it Between bolt the case where connecting, can make to protect lower plaque after automobile by reinforcing rib 8 and have certain compression strength And crashworthiness.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (8)

1. protecting lower plaque, including the horizontal plate body of lower plaque (1) and lower plaque vertical plate body after a kind of High-strength light-weight automobile (6), it is characterised in that: the bottom of the lower plaque vertical plate body (6), which is at right angles, is connected with the horizontal plate body of lower plaque (1), It is provided with upper groove (2) in the middle part of the outer side edges of the horizontal plate body of lower plaque (1), the upper table of the lower horizontal plate body of plaque (1) Face both ends are provided with reinforcing rib (8), and the both ends of reinforcing rib (8) are respectively connected with the first mounting groove (9), first mounting groove (9) it is fixedly connected with the lower horizontal plate body of plaque (1) by the second mounting groove (10), the left and right of the lower horizontal plate body of plaque (1) Two sides, which are located at the outer fix of reinforcing rib (8), to be provided with fixed connection apparatus (7), the lower plaque vertical plate body (6) It is provided at bottom centre position lower groove (3), the surface of the lower groove (3) is provided with protection groove (4), and the protection is recessed There are four slot (4) is arranged altogether, and four protection grooves (4) are between each other by protecting raised (5) to be fixedly connected.

2. protecting lower plaque after a kind of High-strength light-weight automobile according to claim 1, it is characterised in that: the fixation is even Connection device (7) includes connection boss (11), connection protecting device (12), fastening bolt (13) and fastening nut (14), the company Boss (11) outer end middle position is connect by being fixedly installed with connection protecting device (12), the connection boss (11) and connection It is equipped with fastening bolt (13) inside protective device (12) by fastening, fastening bolt (13) Basolateral is connected by screw thread It is connected to fastening nut (14).

3. protecting lower plaque after a kind of High-strength light-weight automobile according to claim 2, it is characterised in that: the connection is anti- Protection unit (12) includes upper anti-guard housing (121), lower anti-guard housing (122), mounting hole (123), upper limit bar (124), lower limit bar (125) and fastening spring (126), upper anti-guard housing (121) lower end is by being fixedly installed with lower anti-guard housing (122), it is described on Anti- guard housing (121) He Xiafang guard housing (122) middle position is provided with mounting hole (123), the interior subordinate of the upper anti-guard housing (121) End is by being fixedly installed with upper limit bar (124), and upper limit bar (124) the lower end internal sleeve is equipped with lower limit bar (125), institute It states lower limit bar (125) lower end to be fixedly connected with lower anti-guard housing (122) inner upper end face, the upper limit bar (124) and lower limit Position bar (125) outer sheath is equipped with fastening spring (126), fastening spring (126) upper end and upper anti-guard housing (121) interior lower end Face is fixedly connected, and fastening spring (126) lower end is fixedly connected with lower anti-guard housing (122) inner upper end face.

4. protecting lower plaque after a kind of High-strength light-weight automobile according to claim 1, it is characterised in that: the reinforcing rib It (8) include main reinforcement body (81), upper mounted plate (82), upper slide mass (83), upper fastening spring (84), upper pull lever (85), lower solid Fixed board (86), downslide kinetoplast (87), lower fastening spring (88) and lower pull lever (89), the internal upper end of main ribs body (81) are logical Cross and be fixedly installed with upper mounted plate (82), the inside on main ribs body (81) top by being slidably fitted with upper slide mass (83), Upper slide mass (83) the lower end middle position and upper mounted plate (82) upper end middle position are elasticly connected with fastening bullet Spring (84), upper slide mass (83) the outer end left and right sides is by being installed by welding with upper pull lever (85), main ribs body (81) By being fixedly installed with bottom plate (86) inside lower end, main ribs body (81) bottom inner portion is by being slidably fitted with lower slider Body (87), downslide kinetoplast (87) the upper end middle position and bottom plate (86) lower end middle position are elasticly connected with down Fastening spring (88), downslide kinetoplast (87) the outer end left and right sides is by being installed by welding with lower pull lever (89), the reinforcement Muscle (8) is socketed by downslide kinetoplast (87) and the first mounting groove (9), and the reinforcing rib (8) passes through upper slide mass (83) and second Mounting groove (10) socket.

5. protecting lower plaque after a kind of High-strength light-weight automobile according to claim 1, it is characterised in that: the fixation is even There are six connection device (7) is installed altogether, and the size of fixed connection apparatus (7) and internal structure are identical, the fixed connection apparatus (7) the inside left and right ends of the horizontal plate body of lower plaque (1) and the edge of inner upper end are symmetrically mounted on.

6. protecting lower plaque after a kind of High-strength light-weight automobile according to claim 1, it is characterised in that: first peace Tankage (9) is identical with the second mounting groove (10) size structure, and the first mounting groove (9) and the second mounting groove (10) are mounted on three A, there are three the total installations of the reinforcing rib (8), and reinforcing rib (8) size structure is identical.

7. protecting lower plaque after a kind of High-strength light-weight automobile according to claim 3, it is characterised in that: the upper protection The internal diameter of seat (121) is greater than the outer diameter of lower anti-guard housing (122), and the internal diameter of the upper limit bar (124) is greater than lower limit bar (125) Outer diameter.

8. protecting lower plaque after a kind of High-strength light-weight automobile according to claim 4, it is characterised in that: the upper sliding Body (83), which passes through, pulls upper pull lever (85) relative to main reinforcement body (81) inside Slideslip, and automatic by upper fastening spring (84) Outside Slideslip clamping, the downslide kinetoplast (87) is by pulling lower pull lever (89) inwardly to break away relative to main reinforcement body (81) It is dynamic, and pass through the automatic Slideslip clamping outward of lower fastening spring (88).