CN215255396U - Glove box lock assembly mechanism - Google Patents

Abstract

A glove box lock assembly mechanism relates to the technical field of automobile accessories, and comprises a shell, a gear shaft, a driving rack and an ejection mechanism; the shell comprises an upper shell and a lower shell which are mutually clamped to form a cavity; the gear shaft is arranged in the cavity and comprises a fixed shaft, a pinion and a bull gear; a driving tooth groove is formed at one end of the driving rack, the end part of the driving rack, which is provided with the driving tooth groove, is arranged in the cavity in a penetrating way, and the driving tooth groove is connected with the pinion in a meshing way; ejection mechanism is including ejector pin, spring and gag lever post, and the ejector pin extends the outside of shell down, and during the gag lever post wore to locate the cavity, be formed with the spring flexible groove on the gag lever post, the spring is in the spring flexible groove and spring and casing butt, and one side that the gag lever post deviates from the spring flexible groove is equipped with driven tooth's socket, and driven tooth's socket is connected with gear wheel meshing, the utility model discloses well whole volume is less, and ejection mechanism carries out the unblock of roof pressure alright realization glove box to the spring bolt, saves the cost of manufacture.

Description

Glove box lock assembly mechanism

Technical Field

The utility model relates to the technical field of auto-parts, concretely relates to glove box lock assembly mechanism.

Background

The glove box is generally arranged in a vehicle as a functional part of an automobile interior, and the glove box is used as an important storage space in a cab, so that the use frequency is very high. Drivers demand glove boxes to have good quality, appearance, uniform opening force, reliable fatigue life, and the like. Wherein, the good or bad impression that directly influences the driver of glove box latch mechanism in the vehicle, among the prior art, chinese patent for CN211950029U announces a glove box latch mechanism respectively, some structures that have involved glove box latch mechanism among the above-mentioned patent are complicated, need first locking lever, the second locking lever cooperates the realization jointly and locks and the unblock operation to the glove box lid, first locking lever, the linkage of second locking lever needs to set up corresponding transmission, thereby increase the holistic cost of manufacture of glove box latch mechanism, and, if first locking lever, when one of them breaks down in the second locking lever, will influence holistic function, increase and overhaul the degree of difficulty, consequently, there is the part of treating the improvement.

SUMMERY OF THE UTILITY MODEL

To the not enough that prior art exists, the utility model aims to provide a glove box lock assembly mechanism, concrete scheme is as follows:

a glove box lock assembly mechanism is characterized in that a lock rod is correspondingly arranged on a glove box, a lock tongue is arranged on the lock rod, the lock tongue can do telescopic motion relative to the glove box to achieve locking and unlocking, and the assembly mechanism comprises a shell, a gear shaft, a driving rack and an ejection mechanism;

the shell comprises an upper shell and a lower shell, the upper shell and the lower shell are mutually clamped to form a cavity, and an ejection mechanism mounting groove is formed in the lower shell;

the gear shaft is arranged in the cavity and comprises a fixed shaft, a pinion and a bull gear, and the pinion and the bull gear are respectively and coaxially arranged at two ends of the fixed shaft;

a driving tooth groove is formed at one end of the driving rack, the end part of the driving rack, provided with the driving tooth groove, penetrates through the cavity, the driving tooth groove is meshed and connected with the pinion, and a pressing surface is formed at the other end of the driving rack;

the ejection mechanism is used for promoting the spring bolt stretches into in the glove box, including ejector pin, spring and gag lever post, the ejector pin with gag lever post parallel arrangement, ejection mechanism install in the ejection mechanism mounting groove, the ejector pin extends the outside of shell down, the gag lever post is worn to locate in the cavity, be formed with the spring expansion groove on the gag lever post, the spring is in the spring expansion groove just the spring with the casing butt, the gag lever post deviates from one side of spring expansion groove be equipped with the perpendicular driven tooth's socket that sets up of initiative tooth's socket, driven tooth's socket with gear wheel meshing connects.

Furthermore, all be provided with the direction muscle on the lateral wall of ejector pin, gag lever post, correspond on the shell down the guide way has been seted up to the direction muscle.

Furthermore, the edge interval of going up the shell is provided with a plurality of fixed knots, correspond on the shell down and be provided with a plurality of fixture blocks, fixed knot can with the fixture block joint.

Furthermore, gear shaft mounting holes are formed in two side walls, opposite to each other, of the upper shell and the lower shell.

Furthermore, all be provided with fixed angle sign indicating number on the outer wall of going up shell, lower shell, set up the location mounting hole on the fixed angle sign indicating number.

Furthermore, reinforcing ribs are arranged on the outer wall of the lower shell and in the cavity of the lower shell.

Compared with the prior art, the beneficial effects of the utility model are as follows:

(1) the glove box lock assembly mechanism is correspondingly installed in a glove box on a vehicle body, when the glove box lock assembly mechanism is in a locking state, the glove box lock assembly mechanism and a lock tongue are in a separation state, the glove box is in a closing state, when a person needs to place or take an article, the force is applied to a driving rack through a pressing surface, the driving rack moves downwards relative to a shell, a driving tooth socket of the driving rack drives a pinion to rotate, a gear wheel of a gear shaft rotates along with the rotation, an ejection mechanism is driven to move along the length direction of a driven tooth socket through the driven tooth socket, a spring is compressed to store elastic potential energy, meanwhile, an ejector rod stretches out gradually relative to a lower shell, the ejector rod pushes the lock tongue on a lock rod of the glove box into the glove box, at the moment, the glove box lock assembly mechanism is in an opening state, the glove box completes unlocking, and the glove box is in a movable state and is convenient to place or take the article. When the force on the pressing surface disappears, the elastic force generated by the spring drives the ejection mechanism to reset, and the driving rack is reset through the meshing relation of the driven tooth groove and the gear shaft, so that the whole glove box lock assembly mechanism returns to a locking state;

(2) to sum up, the utility model provides a glove box lock assembly mechanism overall structure volume is less, and occupation space is little, simultaneously, and the cooperation is compact between the glove box lock assembly mechanism during operation structure, and the operation is stable, only needs to carry out the unblock that the roof pressure alright realized the glove box through ejection mechanism to the spring bolt, reduces and uses the unnecessary structure to save the cost of manufacture.

Drawings

Fig. 1 is an overall schematic view of an embodiment of the present invention;

fig. 2 is an exploded schematic view of the present invention;

FIG. 3 is an overall schematic view of a gear shaft;

FIG. 4 is an overall schematic view of the active rack;

FIG. 5 is an overall schematic view of the ejection mechanism;

fig. 6 is a bottom view of the lower housing showing the location of the ejection mechanism mounting slot.

Reference numerals: 1. a housing; 01. an upper housing; 02. a lower housing; 021. a first through hole; 022. a second through hole; 2. a gear shaft; 21. a fixed shaft; 22. a pinion gear; 23. a bull gear; 3. a driving rack; 31. a driving tooth groove; 32. pressing the face; 4. a fixing buckle; 5. a clamping block; 6. a gear shaft mounting hole; 7. an ejection mechanism mounting groove; 71. a guide groove; 8. an ejection mechanism; 81. a top rod; 82. a spring; 83. a limiting rod; 831. a spring expansion slot; 832. a driven tooth groove; 84. a guide rib; 9. fixing the corner connectors; 91. positioning the mounting hole; 10. and (5) reinforcing ribs.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

Referring to fig. 1 to 6, a glove box lock assembly mechanism is provided, in which a lock rod is correspondingly disposed on a glove box, and a latch bolt is disposed on the lock rod, and the latch bolt can perform telescopic motion relative to the glove box to realize locking and unlocking. The assembly mechanism comprises a shell 1, a gear shaft 2, a driving rack 3 and an ejection mechanism 8, and the assembly mechanism and the glove box are matched for use through a plurality of structures in the assembly mechanism.

In order to facilitate mounting other structures, the housing 1 includes an upper shell 01 and a lower shell 02, and the upper shell 01 and the lower shell 02 are used as carriers, and are matched with or used as mounting carriers of other structures separately. Go up shell 01, the mutual joint of shell 02 sets up in order to form the cavity down, and is optimized, and the edge interval of going up shell 01 is provided with a plurality of fixed knots 4, and fixed knot 4 has elasticity, can go up the shell 01 perk relatively, specifically sets up respectively in the three sides of last shell 01, thereby fixed knot 4 is the mouth font and forms the draw-in groove. The lower shell 02 is correspondingly provided with a plurality of clamping blocks 5, the clamping blocks 5 are integrally triangular wedge-shaped blocks, the fixing buckle 4 can be clamped with the clamping blocks 5, and when the shell 1 is assembled, the fixing buckle 4 is aligned to the clamping blocks 5, so that the clamping blocks 5 are limited in the fixing buckle 4, the connection stability of the upper shell 01 and the lower shell 02 is improved, and the separation of the upper shell 01 and the lower shell 02 is avoided.

The gear shaft 2 is installed in the cavity and includes a fixed shaft 21, a small gear 22 and a large gear 23, the small gear 22 and the large gear 23 are respectively and coaxially installed at two ends of the fixed shaft 21, and when the small gear 22 rotates, the large gear 23 also rotates. Because the gear shaft 2 needs to rotate in the shell 1, the gear shaft mounting holes 6 are formed in two opposite side walls of the upper shell 01 and the lower shell 02, the gear shaft mounting holes 6 are shaped in a special shape, two square holes are formed in the round holes in a manner of extending upwards along the radial direction, correspondingly, grooves are formed in two ends of the fixing shaft 21, two openings are formed in the grooves along the radial direction, the openings correspond to the square holes, when the gear shaft 2 is installed, matched auxiliary installation parts are installed in the gear shaft mounting holes 6, and under the premise that the rotation of the fixing shaft 21 is guaranteed, the limiting effect can be achieved on the fixing shaft 21.

The driving rack 3 is integrally L-shaped, a driving tooth groove 31 is formed in one end of the driving rack 3, the driving tooth groove 31 is arranged towards the corner, the end portion, provided with the driving tooth groove 31, of the driving rack 3 penetrates through the cavity, the driving tooth groove 31 is meshed with the pinion 22 and connected with the pinion 22, a pressing surface 32 is formed at the other end of the driving rack 3, and when the pressing surface 32 is stressed, the pinion 22 rotates due to the meshing relation of the driving tooth groove 31 and the pinion 22, so that the whole gear shaft 2 is driven to rotate.

An ejection mechanism mounting groove 7 for detachably mounting an ejection mechanism 8 is formed on the lower housing 02. The ejection mechanism 8 is used for pushing the lock tongue to extend into the glove box, the ejection mechanism 8 is U-shaped integrally and comprises an ejector rod 81, a spring 82 and a limiting rod 83, and the ejector rod 81 and the limiting rod 83 are arranged in parallel. In order to install the ejection mechanism 8 in the ejection mechanism installation groove 7 conveniently, the side walls of the ejector rod 81 and the limiting rod 83 are provided with the guide ribs 84 in an integrated manner, the body of the ejection mechanism 8 is also connected with the guide ribs 84 in an integrated manner, the lower shell 02 is provided with the guide grooves 71 corresponding to the three guide ribs 84, when the ejection mechanism 8 is assembled, the guide ribs 84 are aligned to the guide grooves 71, and the ejection mechanism 8 smoothly enters the ejection mechanism installation groove 7 under the guide effect of the guide ribs 84. In addition, a first through hole 021 is formed in the lower shell 02 at a position corresponding to the ejector rod 81, a second through hole 022 is formed in the lower shell 02 at a position corresponding to the limiting rod 83, the ejector rod 81 extends out of the lower shell 02 through the first through hole 021, and the limiting rod 83 penetrates through the cavity through the second through hole 022.

A U-shaped spring expansion groove 831 is formed on the limiting rod 83, the spring 82 is positioned in the spring expansion groove 831, the spring 82 is abutted against the shell 1, a driven tooth groove 832 perpendicular to the driving tooth groove 31 is arranged on one side of the limiting rod 83 departing from the spring expansion groove 831, and the driven tooth groove 832 is meshed with the large gear 23.

Go up the outer wall of shell 01, lower shell 02 on the homogeneous body be provided with fixed angle sign indicating number 9, seted up location mounting hole 91 on the fixed angle sign indicating number 9, the equal parallel arrangement of axial of location mounting hole 91, when glove box lock assembly mechanism corresponds to install on the glove box on the automobile body, locate accessible at location mounting hole 91 and set up connecting pieces such as bolt and realize dismantling the connection. Optimally, the two ends of the part of the lower shell 02 for mounting the ejection mechanism 8 in the length direction can also be provided with positioning mounting holes 91, so that three sides of the whole glove box lock assembly mechanism can be reinforced through the positioning mounting holes 91 respectively, and the mounting strength of the glove box lock assembly mechanism is improved.

Optimized, the position that ejection mechanism 8 was installed to lower shell 02 is provided with a plurality of strengthening ribs 10 along the interval on the ascending outer wall of length direction, the corner that lower shell 02 is located the cavity is equipped with strengthening rib 10, owing to there is the structure that sets up more in the lower shell 02, through setting up strengthening rib 10, improve the structural strength of lower shell 02, reduce the possibility that lower shell 02 takes place to warp, thereby reduce ejection mechanism 8, the possibility of taking place the dislocation between initiative rack 3 and the gear shaft 2, when the cooperation motion between glove box lock assembly mechanism and the glove box, guarantee the smooth and easy degree of rack and pinion motion.

For convenience of description, the glove box lock assembly mechanism is in a locked state in an initial state, is in a separated state from a lock tongue, is in a closed state, and when a person needs to place or take an article, the pressing surface 32 applies force to the driving rack 3, the driving rack 3 moves downwards relative to the shell 1, the driving tooth groove 31 of the driving rack 3 drives the pinion 22 to rotate, the large gear 23 of the gear shaft 2 drives the ejection mechanism 8 to move along the length direction of the driven tooth groove 832 along with the rotation through the driven tooth groove 832, the spring 82 is compressed to store elastic potential energy, meanwhile, the ejector rod 81 gradually extends out relative to the lower shell 02, the ejector rod 81 pushes the lock tongue on the lock bar of the glove box into the glove box, and at this time, the glove box lock assembly mechanism is in an opened state, the glove box is unlocked, and is in a movable state, so that the article can be placed or taken.

When the force on the pressing surface 32 disappears, the elastic force generated by the spring 82 drives the ejection mechanism 8 to reset, and the driving rack 3 is reset through the meshing relationship between the driven tooth groove 832 and the gear shaft 2, so that the whole glove box lock assembly mechanism returns to the locking state.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (6)

1. A glove box lock assembly mechanism is characterized in that the assembly mechanism comprises a shell (1), a gear shaft (2), a driving rack (3) and an ejection mechanism (8);

the shell (1) comprises an upper shell (01) and a lower shell (02), the upper shell (01) and the lower shell (02) are mutually clamped to form a cavity, and an ejection mechanism mounting groove (7) is formed in the lower shell (02);

the gear shaft (2) is arranged in the cavity and comprises a fixed shaft (21), a small gear (22) and a large gear (23), and the small gear (22) and the large gear (23) are respectively and coaxially arranged at two ends of the fixed shaft (21);

a driving tooth groove (31) is formed at one end of the driving rack (3), the end part, provided with the driving tooth groove (31), of the driving rack (3) is arranged in the cavity in a penetrating mode, the driving tooth groove (31) is meshed and connected with the pinion (22), and a pressing surface (32) is formed at the other end of the driving rack (3);

the ejection mechanism (8) is used for pushing the lock tongue to extend into the glove box and comprises an ejector rod (81), a spring (82) and a limiting rod (83), the ejector rod (81) and the limiting rod (83) are arranged in parallel, the ejection mechanism (8) is arranged in the ejection mechanism mounting groove (7), the top rod (81) extends out of the lower shell (02), the limiting rod (83) is arranged in the cavity in a penetrating way, a spring telescopic groove (831) is formed on the limiting rod (83), the spring (82) is positioned in the spring telescopic groove (831), the spring (82) is abutted against the shell (1), one side of the limiting rod (83) departing from the spring telescopic groove (831) is provided with a driven toothed groove (832) vertically arranged with the driving toothed groove (31), and the driven toothed groove (832) is meshed with the large gear (23) and is connected with the large gear.

2. The glove box lock assembly mechanism according to claim 1, wherein the side walls of the top bar (81) and the limiting bar (83) are provided with guide ribs (84), and the lower housing (02) is provided with guide grooves (71) corresponding to the guide ribs (84).

3. The glove box lock assembly mechanism according to claim 1, wherein a plurality of fixing buckles (4) are arranged at intervals on the edge of the upper shell (01), a plurality of clamping blocks (5) are correspondingly arranged on the lower shell (02), and the fixing buckles (4) can be clamped with the clamping blocks (5).

4. The glove box lock assembly mechanism according to claim 1, wherein the two opposite side walls of the upper shell (01) and the lower shell (02) are provided with gear shaft mounting holes (6).

5. The glove box lock assembly mechanism according to claim 1, wherein the outer walls of the upper housing (01) and the lower housing (02) are both provided with a fixed corner brace (9), and the fixed corner brace (9) is provided with a positioning and mounting hole (91).

6. The glove box lock assembly mechanism according to claim 1 wherein the outer wall of the lower housing (02) and the lower housing (02) are provided with a reinforcement rib (10) in the cavity.

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