CN213273412U

CN213273412U - Guide rail structure of refrigerator drawer

Info

Publication number: CN213273412U
Application number: CN202022033780.3U
Authority: CN
Inventors: 蔡峰; 王鹏; 秦建优
Original assignee: Taizhou Global Plastic Technology Co Ltd
Current assignee: Taizhou Global Plastic Technology Co Ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-05-25
Anticipated expiration: 2030-09-16

Abstract

The utility model relates to a refrigerator drawer technical field just discloses a guide rail structure of refrigerator drawer, including top slide rail pole, the spout has been seted up to the inside of top slide rail pole, the bottom fixedly connected with middle part connecting rod of top slide rail pole, the bottom fixedly connected with bottom slide rail of middle part connecting rod, the top sliding connection of bottom slide rail has bottom pulley, two fixedly connected with refrigerator drawer between the pulley of bottom. The second spring is pressed downwards through the middle baffle plate to enable the second spring to be shortened, the second spring is shortened, the brake stop lever is changed into a horizontal state from an inclined state, after the first bottom pulley penetrates through the brake stop lever, the brake stop lever is changed into the inclined state again under the elastic action of the second spring, the brake stop lever sliding groove blocks the outward sliding of the brake baffle plate, and then the first brake stop lever sliding groove is locked at the top of the bottom sliding rail, so that the anti-sliding braking effect of the drawer is achieved.

Description

Guide rail structure of refrigerator drawer

Technical Field

The utility model relates to a refrigerator drawer technical field specifically is a guide rail structure of refrigerator drawer.

Background

The refrigerator is a refrigerating device for keeping constant low temperature, and is a civil product for keeping food or other articles in a constant low-temperature cold state. The refrigerator has a cabinet or box with a compressor and an ice maker for freezing, a storage box with a refrigerating device, a drawer in the refrigerator for containing articles to be refrigerated, the drawer sliding under the action of a guide rail in the refrigerator, the guide rail being a groove or a ridge made of metal or other materials, and a device for bearing, fixing and guiding a moving device or equipment and reducing friction of the moving device or equipment. The surface of the guide rail of the existing refrigerator drawer is smooth, and the surface of the guide rail is not provided with a limiting brake device in the sliding process of the drawer along the guide rail, so that the drawer can not be prevented from sliding off the guide rail, and the safety of the guide rail of the existing refrigerator drawer is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a guide rail structure of refrigerator drawer possesses and carries out the braking advantage that antiskid falls to the refrigerator drawer, has solved right refrigerator guide rail and can not carry out the problem that antiskid falls the braking to the refrigerator drawer.

(II) technical scheme

In order to realize the above-mentioned braking purpose of preventing slipping to the refrigerator drawer, the utility model provides a following technical scheme: a guide rail structure of a refrigerator drawer comprises a top slide rail rod, wherein a sliding groove is formed in the top slide rail rod, a middle connecting rod is fixedly connected to the bottom of the top slide rail rod, a bottom slide rail is fixedly connected to the bottom of the middle connecting rod, a top baffle is fixedly connected to the inner side of the bottom of the right end of the top slide rail rod, a vertical slide rod is inserted in the middle of the top baffle, a limiting arc block is fixedly connected to the top of the vertical slide rod, a first spring is movably sleeved on the outer side of the vertical slide rod at the bottom of the limiting arc block, a first rotating shaft is inserted in the right end of the bottom slide rail, a braking baffle rod is rotatably connected to the left side of the first rotating shaft, a braking baffle rod sliding groove is formed in the braking baffle rod, a connecting rod is movably connected to the bottom of the braking baffle rod, a middle baffle is sleeved at the bottom of, spring two has been cup jointed in the outside of vertical pole, the bottom fixedly connected with bottom baffle of spring two, the bottom swing joint of vertical pole has the compression dwang, the left side of pressing the dwang has been seted up and has been pressed the dwang spout, the right-hand member of pressing the dwang rotates and is connected with pivot two, the right side of pivot two rotates and is connected with the telescopic link, the top sliding connection of bottom slide rail has bottom pulley, two fixedly connected with refrigerator drawer between the bottom pulley, the refrigerator drawer bottom fixedly connected with brake flap on institute bottom pulley right side, the inside sliding connection of spout has the top pulley.

Preferably, the inner side wall of the sliding chute and the top of the bottom sliding rail are both smooth planes, the length of the top sliding rail is equal to that of the bottom sliding rail, and the width between the two top sliding rail rods is smaller than that between the two bottom sliding rails.

Preferably, the bottom of the top baffle is provided with a columnar sliding chute, the bottom of the vertical sliding rod is provided with a sliding baffle, the diameter of the sliding baffle is larger than that of the circular hole groove in the middle of the top baffle, and the top of the limiting arc block is in an arc surface shape.

Preferably, the top of the connecting rod is connected with the braking stop lever sliding groove in a sliding mode through a sliding column, a vertical groove is formed in the bottom of the right end of the bottom sliding rail, and the vertical groove is formed along the outer side wall of the bottom sliding rail and does not penetrate through the bottom sliding rail.

Preferably, the natural extension length of the second spring is equal to the height of the bottom sliding rail, a round hole groove is formed in the middle of the bottom baffle, a limiting column is installed on the outer side of the bottom of the vertical rod, and the limiting column is inserted into the sliding groove of the pressing rotating rod.

Preferably, the manual telescopic link of telescopic link, and the left end of telescopic link and the right-hand member of pressing the dwang carry out fixed connection, sunken spout has been seted up to refrigerator drawer's bottom both sides, refrigerator drawer passes through the axis of rotation and installs the inboard at this spout.

(III) advantageous effects

Compared with the prior art, the utility model provides a guide rail structure of refrigerator drawer possesses following beneficial effect:

1. this guide rail structure of refrigerator drawer, slide along bottom slide rail top through with the bottom pulley, the bottom pulley slides and extrudes braking pin makes it rotate round pivot one, braking pin makes it shorten through middle part baffle pressing down spring two simultaneously, braking pin becomes the horizontality by the tilt state after spring two shortens, the bottom pulley can pass braking pin smoothly, after first bottom pulley passes braking pin, when outwards sliding again, because braking pin becomes the tilt state again under the spring action of spring two, braking pin spout has blockked braking baffle's outwards slip, and then lock first braking pin spout at bottom slide rail top, thereby prevented that the refrigerator drawer wholly from droing from the slide rail, thereby reached and carried out the effect of antiskid braking to the drawer.

2. This guide rail structure of refrigerator drawer, through pulling out the telescopic link, rotate round pivot two and press the dwang, extrude the spacing post of vertical pole bottom through pressing down the dwang spout inside, lead to pressing down the dwang and become vertical in-process vertical pole along vertical direction lapse under the drive of spacing post by the slope, and then drive the braking pin through middle part baffle and connecting rod and round pivot one and rotate downwards, thereby make the braking pin become the horizontality and lose the braking limiting displacement to the braking baffle, thereby reached the effect that makes things convenient for the drawer to follow the dismouting on the track.

Drawings

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

FIG. 2 is a schematic view of the braking process of the present invention;

FIG. 3 is a schematic view of the brake structure according to the present invention;

fig. 4 is a rear view structure schematic diagram of the refrigerator drawer of the present invention.

In the figure: 1-top slide rail rod, 2-sliding chute, 3-middle connecting rod, 4-bottom sliding rail, 5-top baffle, 6-vertical slide rod, 7-spring I, 8-limiting arc block, 9-rotating shaft I, 10-braking baffle rod, 11-braking baffle rod sliding chute, 12-connecting rod, 13-middle baffle plate, 14-vertical rod, 15-spring II, 16-bottom baffle plate, 17-pressing rotating rod, 18-pressing rotating rod sliding chute, 19-rotating shaft II, 20-telescopic rod, 21-braking baffle plate, 22-bottom pulley, 23-top pulley and 24-refrigerator drawer.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a guide rail structure of a refrigerator drawer comprises a top slide rail rod 1, a sliding groove 2 is formed inside the top slide rail rod 1, the inner side wall of the sliding groove 2 and the top of a bottom slide rail 4 are both smooth planes, the length of the top slide rail rod 1 is equal to that of the bottom slide rail 4, the width between the two top slide rail rods 1 is smaller than the width between the two bottom slide rails 4, a top pulley 23 and a bottom pulley 22 are respectively connected inside the sliding groove 2 and the top of the bottom slide rail 4 in a sliding manner, the friction force of the smooth planes is smaller, so that the drawer can be conveniently stretched and slid, the two top pulleys 23 protrude outside the refrigerator drawer 24, the two bottom pulleys 22 are recessed inwards, the bottom of the top slide rail rod 1 is fixedly connected with a middle connecting rod 3 by welding, the bottom of the middle connecting rod 3 is fixedly connected with the bottom slide rail 4 by welding, the bottom inner side of the right end, the bottom of the top baffle 5 is provided with a columnar sliding groove, the bottom of the vertical sliding rod 6 is provided with a sliding baffle, the diameter of the baffle is larger than the diameter of a circular hole groove in the middle of the top baffle 5, the top of the limiting arc block 8 is arc-surface-shaped, the limiting arc block 8 is elastically supported by the vertical sliding rod 6 and a spring I7, when the top pulley 23 rotates over the limiting arc block 8, the limiting arc block 8 is extruded and then extrudes the vertical sliding rod 6 to enable the vertical sliding rod 6 to pass through the columnar sliding groove in the bottom of the top baffle 5, after the top pulley 23 passes through the limiting arc block 8, the limiting arc block 8 resets to form a blocking effect on the top pulley 23 to prevent the vertical sliding rod from sliding out of the sliding groove 2, the middle of the top baffle 5 is spliced with the vertical sliding rod 6, the top of the vertical sliding rod 6 is fixedly connected with the limiting arc block 8 by welding, the spring, a first rotating shaft 9 is inserted into the right end of the bottom sliding rail 4, a first brake stop lever 10 is rotatably connected to the left side of the first rotating shaft 9, a brake stop lever sliding groove 11 is formed in the brake stop lever 10, a connecting rod 12 is movably connected to the bottom of the brake stop lever 10, the top of the connecting rod 12 is in sliding connection with the brake stop lever sliding groove 11 through a sliding column, a vertical groove is formed in the bottom of the right end of the bottom sliding rail 4, the vertical groove is formed along the outer side wall of the bottom sliding rail 4 and does not penetrate through the bottom sliding rail 4, in the process that the brake stop lever 10 rotates around the first rotating shaft 9, the connecting rod 12 can only slide in the vertical direction, so that the brake stop lever sliding groove 11 needs to be formed in the left side of the brake stop lever 10, the connecting rod 12 slides along the brake stop lever sliding groove 11 to adapt to the height change of the connecting rod 12 when the brake stop lever, the bottom of the middle baffle 13 is fixedly connected with a vertical rod 14 through welding, the outer side of the vertical rod 14 is sleeved with a second spring 15, the natural extension length of the second spring 15 is equal to the height of the bottom slide rail 4, the middle of the bottom baffle 16 is provided with a round hole groove, the outer side of the bottom of the vertical rod 14 is provided with a limiting column, the limiting column is inserted in a pressing rotary rod slide groove 18, the middle baffle 13 is driven by the elasticity of the second spring 15 to jack up the brake baffle 10, so that the brake baffle becomes an inclined state, a blocking effect is formed on the brake baffle 21, the bottom pulley 22 is prevented from sliding out of a track along the bottom slide rail 4, the limiting column at the outer side of the bottom of the vertical rod 14 is used for driving the pressing rotary rod 17 to slide up and down, the bottom of the second spring 15 is fixedly connected with a bottom baffle 16 through welding, the bottom of the, the right end of the pressing rotating rod 17 is rotatably connected with a second rotating shaft 19, the right side of the second rotating shaft 19 is rotatably connected with a telescopic rod 20 and a manual telescopic rod of the telescopic rod 20, and the left end of the telescopic rod 20 is fixedly connected with the right end of the pressing rotating rod 17, the two sides of the bottom of the refrigerator drawer 24 are provided with a sunken sliding chute, the refrigerator drawer 24 is arranged at the inner side of the sliding chute through a rotating shaft, in order to not affect the normal opening and closing of the refrigerator drawer 24, the telescopic rod 20 needs to be contracted and shortened when not in use, through two 19 pivots as the fulcrum, press the telescopic link 20 and drive the angle of pressing dwang 17 and change, the top sliding connection of bottom slide rail 4 has bottom pulley 22, through welded fastening connection with refrigerator drawer 24 between two bottom pulleys 22, and refrigerator drawer 24 bottom on the bottom pulley 22 right side of writing is through welded fastening connection with brake baffle 21, and the inside sliding connection of spout 2 has top pulley 23.

The working principle is that a top pulley 23 is inserted at the end part of a sliding chute 2, a bottom pulley 22 is inserted at the top part of a bottom sliding rail 4, a refrigerator drawer 24 is pushed inwards to drive the top pulley 23 and the bottom pulley 22 to slide leftwards, when the top pulley 23 passes through a limiting arc block 8, the limiting arc block 8 is extruded, a spring I7 is elastically compressed, so that the limiting arc block 8 is contracted, the bottom pulley 22 can pass through the limiting arc block 8, the bottom pulley 22 passes through a rear limiting arc block 8 to reset to block the bottom pulley 22, the separation of the top part of the refrigerator drawer 24 from a guide rail is prevented, when the bottom pulley 22 slides along the top part of the bottom sliding rail 4, the bottom pulley 22 slides and extrudes a brake stop lever 10 to rotate around a rotating shaft I9, meanwhile, the brake stop lever 10 downwards presses a spring II 15 through a middle baffle 13 to shorten the brake stop lever, the brake stop lever 10 is changed into a horizontal state after the spring II, the bottom pulley 22 can pass the brake stop lever 10 smoothly, after the first bottom pulley 22 passes the brake stop lever 10, when sliding outwards again, because the brake stop lever 10 becomes the tilt state again under the elastic action of the second spring 15, the brake stop lever chute 11 blocks the outward sliding of the brake baffle 21, and then locks the first brake stop lever chute 11 at the top of the bottom slide rail 4, thereby preventing the refrigerator drawer 24 from falling off from the slide rail wholly, and thus the purpose of anti-slip braking to the refrigerator drawer is carried out by the western security.

In summary, the guide rail structure of the refrigerator drawer is formed by sliding the bottom pulley 22 along the top of the bottom slide rail 4, the bottom pulley 22 slidably presses the brake lever 10 to rotate around the first rotating shaft 9, meanwhile, the braking stop lever 10 downwards presses the second spring 15 through the middle baffle 13 to shorten the braking stop lever, after the second spring 15 is shortened, the braking stop lever 10 is changed from an inclined state to a horizontal state, the bottom pulley 22 can smoothly pass through the braking stop lever 10, when the first bottom pulley 22 passes through the braking stop lever 10 and then slides outwards, since the stopper lever 10 is again changed to the inclined state by the elastic force of the second spring 15, the stopper lever slide groove 11 blocks the outward sliding of the stopper 21, and then lock first braking pin spout 11 at bottom slide rail 4 top to prevented that refrigerator drawer 24 is whole from droing from the slide rail, thereby reached and carried out the effect of antiskid braking to the refrigerator drawer. Through pulling out telescopic link 20, rotate round two 19 of pivot and press dwang 17, extrude the spacing post of vertical pole 14 bottom through pressing the inside dwang spout 18 that presses of dwang 17, lead to pressing dwang 17 and become vertical in-process vertical pole 14 along vertical direction lapse under the drive of spacing post by the slope, and then drive braking pin 10 through middle part baffle 13 and connecting rod 12 and rotate round one 9 of pivot downwardly, thereby make braking pin 10 become the horizontality and lose the braking limiting displacement to braking pin 21, thereby reached the effect that makes things convenient for the drawer to follow the dismouting on the track.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A guide rail structure of a refrigerator drawer comprises a top slide rail rod (1), and is characterized in that: the brake device is characterized in that a sliding groove (2) is formed in the top slide rail rod (1), a middle connecting rod (3) is fixedly connected to the bottom of the top slide rail rod (1), a bottom slide rail (4) is fixedly connected to the bottom of the middle connecting rod (3), a top baffle (5) is fixedly connected to the inner side of the bottom of the right end of the top slide rail rod (1), a vertical slide rod (6) is inserted into the middle of the top baffle (5), a limiting arc block (8) is fixedly connected to the top of the vertical slide rod (6), a spring I (7) is movably sleeved on the outer side of the vertical slide rod (6) at the bottom of the limiting arc block (8), a rotating shaft I (9) is inserted into the right end of the bottom slide rail (4), a brake blocking rod (10) is rotatably connected to the left side of the rotating shaft I (9), and a brake blocking rod sliding groove (11, the bottom swing joint of braking pin (10) has connecting rod (12), middle part baffle (13) has been cup jointed to the bottom of connecting rod (12), the vertical pole of bottom fixedly connected with (14) of middle part baffle (13), spring two (15) have been cup jointed in the outside of vertical pole (14), the bottom fixedly connected with bottom baffle (16) of spring two (15), the bottom swing joint of vertical pole (14) has the depression dwang (17), the left side of pressing dwang (17) has been seted up and has been pressed dwang spout (18), the right-hand member of pressing dwang (17) rotates and is connected with pivot two (19), the right side of pivot two (19) rotates and is connected with telescopic link (20), the top sliding connection of bottom slide rail (4) has bottom pulley (22), two fixedly connected with refrigerator drawer (24) between bottom pulley (22), the bottom of a refrigerator drawer (24) on the right side of the book bottom pulley (22) is fixedly connected with a brake baffle plate (21), and the inside of the sliding groove (2) is slidably connected with a top pulley (23).

2. The rail structure of a drawer for a refrigerator according to claim 1, wherein: the inside wall of spout (2) and the top of bottom slide rail (4) are smooth plane, the length of top slide rail pole (1) equals with the length of bottom slide rail (4), two width between top slide rail pole (1) is less than two width between bottom slide rail (4).

3. The rail structure of a drawer for a refrigerator according to claim 1, wherein: the bottom of the top baffle (5) is provided with a columnar sliding groove, the bottom of the vertical sliding rod (6) is provided with a sliding baffle, the diameter of the sliding baffle is larger than that of a circular hole groove in the middle of the top baffle (5), and the top of the limiting arc block (8) is in an arc surface shape.

4. The rail structure of a drawer for a refrigerator according to claim 1, wherein: the top of the connecting rod (12) is in sliding connection with the braking stop lever sliding groove (11) through a sliding column, a vertical groove is formed in the bottom of the right end of the bottom sliding rail (4), and the vertical groove is formed along the outer side wall of the bottom sliding rail (4) and does not penetrate through the bottom sliding rail (4).

5. The rail structure of a drawer for a refrigerator according to claim 1, wherein: the natural extension length of the second spring (15) is equal to the height of the bottom sliding rail (4), a round hole groove is formed in the middle of the bottom baffle (16), a limiting column is installed on the outer side of the bottom of the vertical rod (14), and the limiting column is inserted into the pressing rotating rod sliding groove (18).

6. The rail structure of a drawer for a refrigerator according to claim 1, wherein: the manual telescopic link of telescopic link (20), and the left end of telescopic link (20) and the right-hand member of pressing dwang (17) carry out fixed connection, sunken spout has been seted up to the bottom both sides of refrigerator drawer (24), the inboard at this spout is installed through the axis of rotation in refrigerator drawer (24).