Locking mechanism

Abstract

The utility model provides a locking mechanism, belongs to the technical field of sliding rail locking, and aims to solve the problems that in the long-time using process of an existing locking mechanism, the interior of a sliding rail and the locking mechanism are in rigid connection or friction, workers need to conduct maintenance, lubrication and other operations frequently, lubrication is tedious, and forgetting is prone to occurring. Comprising a slide rail body; the bearing sliding plate is connected to the interior of the sliding rail main body in a sliding manner; the handle is in bolted connection with one side of the bearing sliding plate; the driving button is connected to the interior of the handle in a sliding manner; the limiting mechanism is in bolted connection with the bottom of the bearing sliding plate; the two sets of lubricating mechanisms are arranged, and the two sets of lubricating mechanisms are connected to the two ends of the limiting mechanism through bolts; the locking assembly is arranged in the limiting mechanism; the lubricating assembly is arranged in the lubricating mechanism; the locking device has the advantages of safety in locking, simplicity in operation, convenience in maintenance and the like.

Description

TECHNICAL FIELD

[0001] The utility model belongs to slide rail locking technical field, more specifically, it is particularly related to a locking mechanism. BACKGROUND

[0002] Part of the slide rail in the use process, in order to meet the actual use demand, must ensure that the slide rail maintains stable state in specific stage, this requires that the slide rail has reliable locking function, therefore needs a locking mechanism, the main structure of the existing locking mechanism is mainly locked by the structure such as bolt, friction plate.

[0003] The utility model discloses a kind of upper and lower locking slide rails, it is related to automobile parts technical field, including the upper rail and lower rail of sliding connection, the side of lower rail close to upper rail is provided with sliding slot along its length direction, sliding plate is slidably arranged in sliding slot, a plurality of tooth blocks are arranged on the both sides of sliding plate, the both sides of sliding slot opening are fixed with rack and pinion that is engaged with tooth block;Upper rail is fixed with connecting block, elastic pin is elastically arranged in connecting block along the depth direction of sliding slot, and elastic pin is fixed with sliding plate.For the problem of insufficient locking strength in prior art, the utility model drives sliding plate to be inserted into rack by elastic pin, improves the locking strength of upper rail, avoids the problem that the locking strength of upper rail is insufficient due to the lubrication of water or oil stain.

[0004] Based on the above, the existing locking mechanism, in the long time use process, the hard connection or friction of the locking mechanism in the slide rail, possibly make the slide rail produce abrasion, affect the use of slide rail fluent, need staff to maintain lubrication frequently, etc. Operation, lubrication is more complicated and easy to forget to produce omission. UTILITY MODEL CONTENTS

[0005] In order to solve the above technical problems, the utility model provides a kind of locking mechanism, to solve the problem that the existing locking mechanism, in the long time use process, the hard connection or friction of the locking mechanism in the slide rail, possibly make the slide rail produce abrasion, affect the use of slide rail fluent, need staff to maintain lubrication frequently, etc. Operation, lubrication is more complicated and easy to forget to produce omission.

[0006] The purpose and effect of the locking mechanism of the utility model are achieved by the following specific technical means:

[0007] A kind of locking mechanism, comprising: slide rail main body;

[0008] Bearing slide plate, the bearing slide plate is slidably connected inside slide rail main body;

[0009] Handle, the handle bolt connection is in bearing slide plate one side;

[0010] Drive button, the drive button is slidably connected inside handle;

[0011] A limiting mechanism is bolted at the bottom of the bearing slide plate;

[0012] Two sets of lubricating mechanisms are bolted at both ends of the limiting mechanism;

[0013] A locking assembly is arranged inside the limiting mechanism;

[0014] A lubricating assembly is arranged inside the lubricating mechanism.

[0015] Further, the locking assembly comprises:

[0016] A driving rod is slidingly connected inside the bearing slide plate, and the driving rod is fixedly installed at the bottom of the driving button;

[0017] A driving plate is slidingly connected inside the limiting mechanism, and the driving plate is fixedly installed at one end of the driving rod.

[0018] Further, the locking assembly further comprises:

[0019] Two sets of driving grooves are oppositely and obliquely arranged inside the driving plate;

[0020] Two sets of transmission rods are slidingly connected inside the limiting mechanism;

[0021] Two sets of transmission columns are fixedly installed at the ends of the two sets of transmission rods, and the two sets of transmission columns are slidingly connected inside the two sets of driving grooves.

[0022] Further, the locking assembly further comprises:

[0023] Two sets of elastic members are fixedly installed at the bottom of the limiting mechanism, and the two sets of elastic members are fixedly installed outside the two sets of transmission rods;

[0024] Two sets of lock latches are slidingly connected at both ends of the limiting mechanism, and the two sets of lock latches are fixedly installed at both ends of the two sets of transmission rods;

[0025] Limiting holes are arranged on both sides inside the slide rail body.

[0026] Further, the lubricating assembly comprises:

[0027] A driving rack is fixedly installed inside the lock latch;

[0028] A rotating shaft is rotatably connected inside the lubricating mechanism;

[0029] A driving gear is fixedly installed at the top end of the rotating shaft, and the driving gear and the driving rack are mutually meshed.

[0030] Further, the lubricating assembly further comprises:

[0031] A driving column is rotatably connected at one end of the rotating shaft.

[0032] A limiting pawl is hingedly connected at one end of the rotating shaft.

[0033] A limiting ratchet is fixedly installed at one end of the driving column, and the limiting pawl and the limiting ratchet are mutually meshed.

[0034] Further, the lubricating assembly further comprises:

[0035] An oil storage cylinder is fixedly installed inside the lubricating mechanism.

[0036] A threaded rod is fixedly installed at one side of the driving column, and the threaded rod is rotatably connected inside the oil storage cylinder.

[0037] A piston is slidably connected inside the oil storage cylinder, and the piston is threadedly connected outside the threaded rod.

[0038] Further, the lubricating assembly further comprises:

[0039] An oil delivery pipe is fixedly installed at the end of the oil storage cylinder.

[0040] A lubricating strip is fixedly installed at the end of the oil delivery pipe, and the lubricating strip is fixedly installed outside both sides of the bearing slide plate.

[0041] Compared with the prior art, the utility model has the following beneficial effects:

[0042] Firstly, the utility model has a locking assembly, by pressing the driving button, the inclined surface structure of the driving groove drives the transmission column to move, the locking tongue moves out of the limiting hole, the limiting effect on the bearing slide plate is cancelled, the locking efficiency is greatly improved, the driving groove design of the driving button enables the user to easily control, the quick unlocking is realized, and the locking tongue is extruded inside the slide rail main body by the elastic member, the locking function can be realized at any position in the stroke.

[0043] Secondly, the utility model has a lubricating assembly, by moving the locking tongue, the driving rack drives the driving gear to rotate, the threaded rod is driven to rotate, the piston is moved by a certain distance, the lubricating oil filled inside the oil storage cylinder is extruded into the lubricating strip, the bearing slide plate drives the lubricating strip to lubricate the inside of the slide rail main body, the lubricating and maintaining efficiency is greatly improved, and the lubricating and maintaining cycle is effectively prolonged.

[0044] The utility model discloses a locking safety, simple operation, convenient maintenance and other advantages, greatly improve the locking efficiency, and convenient operation is fast, and when pushing and pulling the bearing slide plate, the inside of slide rail main body can be lubricated, greatly improve the lubrication maintenance efficiency, make lubrication smearing more uniform. BRIEF DESCRIPTION OF DRAWINGS

[0045] Figure 1 It is the main body structure schematic diagram of the utility model.

[0046] Figure 2 It is the bearing slide plate structure schematic diagram of the utility model.

[0047] Figure 3 It is the locking mechanism structure schematic diagram of the utility model.

[0048] Figure 4 It is the drive plate structure schematic diagram of the utility model.

[0049] Figure 5 It is the lock tongue structure schematic diagram of the utility model.

[0050] Figure 6 It is the oil storage cylinder structure schematic diagram of the utility model.

[0051] Figure 7 It is the piston structure schematic diagram of the utility model.

[0052] Figure 8 It is the threaded rod structure schematic diagram of the utility model.

[0053] In the drawing, the corresponding relationship of component name and drawing number is as follows:

[0054] 1, slide rail main body;101, limit hole;2, bearing slide plate;201, lubricating strip;202, drive rod;3, handle;4, drive button;5, limiting mechanism;501, drive plate;5011, drive groove;502, transmission rod;5021, transmission column;503, lock tongue;5031, drive rack;504, elastic part;6, lubricating mechanism;601, rotating shaft;6011, drive gear;6012, limit pawl;602, drive column;6021, limit ratchet;6022, threaded rod;603, oil storage cylinder;6031, piston;604, oil pipe. DETAILED DESCRIPTION

[0055] The embodiment of the utility model is further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0056] Example one:

[0057] As attached Figure 1 to attachedFigure 8 as shown:

[0058] The utility model provides a locking mechanism, include:

[0059] Carry slide plate 2, carry slide plate 2 slidingly connected inside slide rail main body 1;

[0060] Handle 3, handle 3 bolt connection is carried in slide plate 2 one side;

[0061] Drive button 4, drive button 4 slidingly connected inside handle 3;

[0062] Limiting mechanism 5, limiting mechanism 5 bolt connection is carried in slide plate 2 bottom;

[0063] Lubricating mechanism 6, lubricating mechanism 6 is provided with two groups, and two groups of lubricating mechanism 6 bolt connection is in limiting mechanism 5 both ends;

[0064] Locking assembly, locking assembly is set up inside limiting mechanism 5;

[0065] Lubricating assembly, lubricating assembly is set up inside lubricating mechanism 6.

[0066] Wherein, locking assembly includes:

[0067] Drive rod 202, drive rod 202 slidingly connected inside carry slide plate 2, drive rod 202 fixed mounting is in drive button 4 bottom;

[0068] Drive plate 501, drive plate 501 slidingly connected inside limiting mechanism 5, drive plate 501 fixed mounting is in drive rod 202 one end;The effect is, press drive button 4, drive button 4 drive rod 202 slidingly connected inside carry slide plate 2, drive rod 202 moves drive plate 501 slidingly in limiting mechanism 5 inside.

[0069] Wherein, locking assembly still includes:

[0070] Drive slot 5011, drive slot 5011 is provided with two groups, and two groups of drive slot 5011 are oppositely inclined and set up inside drive plate 501;

[0071] Transmission rod 502, transmission rod 502 is provided with two groups, and two groups of transmission rod 502 slidingly connected inside limiting mechanism 5;

[0072] Transmission column 5021, transmission column 5021 is provided with two groups, two groups of transmission column 5021 fixedly installed at the end of two groups of transmission rod 502, two groups of transmission column 5021 are slidably connected inside two groups of driving groove 5011; The role is, driving plate 501 moves to drive driving groove 5011 to move, the inclined surface structure of driving groove 5011 drives transmission column 5021 to move, transmission column 5021 moves to drive transmission rod 502 to slide in the limiting mechanism 5.

[0073] Wherein, the locking assembly further comprises:

[0074] Elastic member 504, elastic member 504 is provided with two groups, two groups of elastic member 504 are fixedly installed at the bottom of limiting mechanism 5, two groups of elastic member 504 are fixedly installed outside two groups of transmission rod 502;

[0075] Lock tongue 503, lock tongue 503 is provided with two groups, two groups of lock tongue 503 are slidably connected at both ends of limiting mechanism 5, two groups of lock tongue 503 are fixedly installed at both ends of two groups of transmission rod 502;

[0076] Limiting hole 101, limiting hole 101 is formed in the inside of slide rail body 1 on both sides; The role is, transmission rod 502 moves to drive lock tongue 503 to move and compress elastic member 504, lock tongue 503 moves from the inside of limiting hole 101 and slides out, cancels the limiting effect on the bearing slide plate 2.

[0077] The specific use mode and effect of the embodiment are:

[0078] Elastic member 504 is inserted into the inside of limiting hole 101 under the action of elasticity, and lock tongue 503 is inserted into the inside of limiting hole 101, and the bearing slide plate 2 is locked.

[0079] When the locking effect of the bearing slide plate 2 needs to be cancelled, the bearing slide plate 2 is pushed and pulled, the driving button 4 is pressed, the driving button 4 drives the driving rod 202 to move, the driving rod 202 drives the driving plate 501 to move, the driving plate 501 drives the driving groove 5011 to move, the inclined surface structure of the driving groove 5011 drives the transmission column 5021 to move, the transmission column 5021 drives the transmission rod 502 to slide in the limiting mechanism 5, the transmission rod 502 drives the lock tongue 503 to move and compresses the elastic member 504, the lock tongue 503 moves from the inside of limiting hole 101 and slides out, cancels the limiting effect on the bearing slide plate 2, so that the bearing slide plate 2 can slide freely in the inside of slide rail body 1.

[0080] Example two:

[0081] On the basis of example one, as Figures 1 to 8 Further comprising:

[0082] Lubricating assembly, lubricating assembly is arranged in the inside of lubricating mechanism 6.

[0083] The lubricating assembly comprises:

[0084] The driving rack 5031 is fixedly installed inside the lock tongue 503.

[0085] The rotating shaft 601 is rotatably connected inside the lubricating mechanism 6.

[0086] The driving gear 6011 is fixedly installed at the top end of the rotating shaft 601, and the driving gear 6011 and the driving rack 5031 are mutually in the core; the lock tongue 503 moves to drive the driving rack 5031 to move, the driving rack 5031 moves to drive the driving gear 6011 to rotate, and the driving gear 6011 rotates to drive the rotating shaft 601 to rotate.

[0087] The lubricating assembly further comprises:

[0088] The driving column 602 is rotatably connected at one end of the rotating shaft 601.

[0089] The limiting pawl 6012 is hingedly connected at one end of the rotating shaft 601.

[0090] The limiting ratchet 6021 is fixedly installed at one end of the driving column 602, and the limiting pawl 6012 and the limiting ratchet 6021 are mutually engaged; the rotating shaft 601 rotates under the mutual cooperation of the limiting pawl 6012 and the limiting ratchet 6021 to unidirectionally lock the driving column 602 and only unidirectionally rotate, so that the rotating shaft 601 drives the driving column 602 to rotate when the lock tongue 503 is retracted, and the rotating shaft 601 idles when the lock tongue 503 rebounds.

[0091] The lubricating assembly further comprises:

[0092] The oil storage cylinder 603 is fixedly installed inside the lubricating mechanism 6.

[0093] The threaded rod 6022 is fixedly installed at one side of the driving column 602, and the threaded rod 6022 is rotatably connected inside the oil storage cylinder 603.

[0094] The piston 6031 is slidably connected inside the oil storage cylinder 603, and the piston 6031 is threadedly connected outside the threaded rod 6022; when the driving column 602 rotates, the driving column 602 drives the threaded rod 6022 to rotate, the threaded rod 6022 rotates to drive the piston 6031 to slide inside the oil storage cylinder 603 through the thread, and the oil storage cylinder 603 is filled with lubricating oil.

[0095] The lubricating assembly further comprises:

[0096] Oil pipe 604, oil pipe 604 fixedly installed in the end of oil storage cylinder 603;

[0097] Lubricating strip 201, lubricating strip 201 fixedly installed in the end of oil pipe 604, lubricating strip 201 fixedly installed on the outside of both sides of the bearing slide plate 2; the role is that the piston 6031 moves to extrude the lubricating oil filled in the oil storage cylinder 603, so that the lubricating oil is input from the oil pipe 604 to the inside of the lubricating strip 201 for wetting, when the bearing slide plate 2 slides in the slide rail body 1, the bearing slide plate 2 drives the lubricating strip 201 to lubricate the inside of the slide rail body 1.

[0098] The specific use and role of the embodiment are as follows:

[0099] When it is needed to cancel the locking state of the lock tongue 503 to make the bearing slide plate 2 slide, the lock tongue 503 moves out of the limiting hole 101 and drives the driving rack 5031 to move, the driving rack 5031 moves to drive the driving gear 6011 to rotate, the driving gear 6011 rotates to drive the rotating shaft 601 to rotate, the rotating shaft 601 rotates to drive the driving column 602 to rotate, the driving column 602 drives the threaded rod 6022 to rotate, the threaded rod 6022 rotates to drive the piston 6031 to slide in the oil storage cylinder 603, the piston 6031 moves to extrude the lubricating oil filled in the oil storage cylinder 603, so that the lubricating oil is input from the oil pipe 604 to the inside of the lubricating strip 201 for wetting, when the bearing slide plate 2 slides in the slide rail body 1, the bearing slide plate 2 drives the lubricating strip 201 to lubricate the inside of the slide rail body 1.

[0100] The rotating shaft 601 rotates to drive the driving column 602 to be one-way locked under the cooperation of the limiting pawl 6012 and the limiting ratchet 6021, so that the rotating shaft 601 drives the driving column 602 to rotate when the lock tongue 503 is retracted, and the rotating shaft 601 idles when the lock tongue 503 rebounds, so that the lock tongue 503 can extrude lubricating oil for lubrication every time it slides out of the limiting hole 101, and the lock tongue 503 does not extrude lubricating oil when it is reset.

[0101] In this paper, the following points need attention:

[0102] 1. The drawings of the embodiment of the disclosure only relate to the structures involved in the embodiment of the disclosure, and other structures can refer to the general design.

[0103] 2. In the case of no conflict, the embodiments of the disclosure and the features in the embodiments can be combined with each other to obtain new embodiments.

[0104] The above merely describes specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical scope disclosed by the present disclosure, which should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. A lock mechanism characterized by: The locking mechanism comprises a slide rail body (1), a bearing slide plate (2) slidably connected inside the slide rail body (1), a handle (3) bolted on one side of the bearing slide plate (2), a driving button (4) slidably connected inside the handle (3), a limiting mechanism (5) bolted on the bottom of the bearing slide plate (2), two lubricating mechanisms (6) bolted on both ends of the limiting mechanism (5), a locking assembly arranged inside the limiting mechanism (5), and a lubricating assembly arranged inside the lubricating mechanism (6).

2. The locking mechanism of claim 1, wherein: The locking assembly comprises a driving rod (202) and a driving plate (501), the driving rod (202) is slidably connected inside the bearing slide plate (2) and fixedly installed at the bottom of the driving button (4), and the driving plate (501) is slidably connected inside the limiting mechanism (5) and fixedly installed at one end of the driving rod (202).

3. The locking mechanism of claim 2, wherein: The locking assembly further comprises a driving groove (5011), a transmission rod (502) and a transmission column (5021), the two driving grooves (5011) are oppositely and obliquely arranged inside the driving plate (501), the two transmission rods (502) are slidably connected inside the limiting mechanism (5), and the two transmission columns (5021) are fixedly installed at the ends of the two transmission rods (502) and slidably connected inside the two driving grooves (5011).

4. The locking mechanism of claim 2, wherein: The locking assembly further comprises an elastic member (504), a lock tongue (503) and a limiting hole (101), the two elastic members (504) are fixedly installed at the bottom of the limiting mechanism (5) and outside the two transmission rods (502), the two lock tongues (503) are slidably connected at both ends of the limiting mechanism (5) and fixedly installed at both ends of the two transmission rods (502), and the limiting hole (101) is arranged on both sides of the slide rail body (1).

5. The locking mechanism of claim 1, wherein: The lubricating assembly comprises a driving rack (5031), a rotating shaft (601) and a driving gear (6011), the driving rack (5031) is fixedly installed inside the lock tongue (503), the rotating shaft (601) is rotatably connected inside the lubricating mechanism (6), and the driving gear (6011) is fixedly installed at the top end of the rotating shaft (601) and has a core inside the driving rack (5031).

6. The locking mechanism of claim 5, wherein: The lubricating assembly further includes a driving column (602), a limiting pawl (6012) and a limiting ratchet (6021), the driving column (602) is rotationally connected at one end of the rotating shaft (601); the limiting pawl (6012) is hingedly connected at one end of the rotating shaft (601); the limiting ratchet (6021) is fixedly installed at one end of the driving column (602), and the limiting pawl (6012) and the limiting ratchet (6021) are in meshing engagement.

7. The locking mechanism of claim 5, wherein: The lubricating assembly further includes an oil storage cylinder (603), a threaded rod (6022) and a piston (6031), the oil storage cylinder (603) is fixedly installed inside the lubricating mechanism (6); the threaded rod (6022) is fixedly installed at one side of the driving column (602), and the threaded rod (6022) is rotationally connected inside the oil storage cylinder (603); the piston (6031) is slidingly connected inside the oil storage cylinder (603), and the piston (6031) is threadedly connected outside the threaded rod (6022).

8. The locking mechanism of claim 5, wherein: The lubricating assembly further includes an oil delivery pipe (604) and a lubricating strip (201), the oil delivery pipe (604) is fixedly installed at the end of the oil storage cylinder (603); the lubricating strip (201) is fixedly installed at the end of the oil delivery pipe (604), and the lubricating strip (201) is fixedly installed outside both sides of the bearing sliding plate (2).

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