Mute aluminum synchronous sliding rail

Abstract

The utility model provides a silent aluminum synchronous sliding rail which comprises an outer rail and an inner rail which are in sliding connection with each other, retainers are embedded in the left side and the right side of the inner rail respectively, the front end and the rear end of the inner rail are provided with limiting connecting blocks used for limiting front-back displacement of the retainers respectively, and the limiting connecting blocks are connected to the ends of the retainers in a clamped mode respectively. The retainer is provided with at least two pin rollers capable of limiting left-right displacement of the retainer, the retainer is arranged on one side of the pin rollers, and the pin rollers are connected with the outer rail in a sliding mode. And the structure is simple, the operation is stable and smooth, the sliding noise is low, and the requirement of the service life can be met in a grease-free state.

Description

Technical Field

[0001] The utility model relates to the technical field of slide rails, in particular to a silent aluminum synchronous slide rail. Background Art

[0002] Slide rails are widely used in furniture, electrical appliances, automobiles, etc., especially heavy equipment, which are all equipped with aluminum slide rails, which include aluminum inner rails and aluminum outer rails. The aluminum inner rail is slidably mounted on the aluminum outer rail. Among them, a ball cage is slidably connected between the aluminum inner rail and the aluminum outer rail. The steel balls of the ball cage are completely attached to and rollingly connected with the guide rail surfaces of the aluminum inner rail and the aluminum outer rail during operation.

[0003] However, the aluminum slide rail of the above structure has the following shortcomings in actual use:

[0004] 1) Ordinary steel ball aluminum slide rails have asynchronism during operation, which seriously affects the stability and smoothness of operation.

[0005] 2) The steel balls and the rail body may collide with each other during operation, which may easily generate noise.

[0006] 3) During operation, the steel balls and the rail body are easily damaged by friction due to the absence of grease, which reduces the service life of the product. Utility Model Content

[0007] The invention object of the utility model is to overcome the deficiencies of the prior art and provide a silent aluminum synchronous slide rail with a simple structure, stable and smooth operation, low sliding noise, and the ability to meet service life requirements even without grease.

[0008] The invention objective of the utility model is achieved as follows: a silent aluminum synchronous slide rail, comprising an outer rail and an inner rail slidably connected to each other, the left and right sides of the inner rail are respectively embedded with retaining frames, and the front and rear ends of the inner rail are respectively provided with limiting connecting blocks for limiting the front and rear displacement of the retaining frame, the limiting connecting blocks are respectively clamped on the end heads of the retaining frame, the retaining frame is provided with at least two rollers for limiting its left and right displacement, the retaining frame is arranged on one side of the roller, and the roller is slidably connected to the outer rail.

[0009] According to the above optimization, the left and right sides of the inner rail are respectively provided with inner arc guide grooves for embedding the adapter retainer, and the limiting connection blocks are integrally formed at the front and rear ends of the inner arc guide grooves.

[0010] According to the above optimization, the left and right sides of the outer rail are respectively provided with outer arc guide grooves adapted to be slidably connected with the rollers.

[0011] According to the above optimization, the roller is set as a metal roller, and the metal roller is provided with a wear-resistant plastic layer with a sound-proof effect. The wear-resistant plastic layer is wrapped on the outer edge of the metal roller and is slidably connected with the outer rail as the metal roller slides.

[0012] According to the above optimization, the outer rail is set to be an aluminum outer rail, and the inner rail is set to be an aluminum outer rail.

[0013] According to the above optimization, the front and rear ends of the outer rail are respectively provided with stop points for preventing the inner rail from detaching, and the stop points are respectively fixedly installed at the front and rear ends of the outer rail and are in relatively soft contact with the front and rear ends of the inner rail.

[0014] According to the above optimization, the front and rear ends of the inner rail are respectively provided with a clamping groove with a locking force, and the clamping groove is clamped with the blocking point as the inner rail is opened or closed.

[0015] The advantages of the utility model are:

[0016] 1) Through the structural coordination between the cage and the inner rail and the outer rail, the structure is simple, the assembly is convenient and stable, the synchronization of the rollers in operation is improved, and the use effect of the product is ensured.

[0017] 2) The roller structure of this structure can meet the requirements of soft contact on the surface and achieve silent sliding. At the same time, it can withstand a large load when subjected to force, and can meet the service life requirements even without grease. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Attached Figure 1 It is a top view of a preferred embodiment of the utility model.

[0019] Attached Figure 2 The schematic diagram of the structure of the preferred embodiment of the utility model (without the blocking point).

[0020] Attached Figure 3 It is a left view of a preferred embodiment of the utility model (without the blocking point).

[0021] Attached Figure 4 This is an exploded view of a preferred embodiment of the utility model (without the blocking point). DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings.

[0023] According to the attached Figures 1 to 4As shown in the figure, the silent aluminum synchronous slide rail of the utility model comprises an outer rail 1 and an inner rail 2 which are slidably connected to each other. A retainer 3 is respectively embedded on the left and right sides of the inner rail 2, and a limiting connection block 22 for limiting the front and rear displacement of the retainer 3 is respectively provided at the front and rear ends of the inner rail 2, and the limiting connection blocks 22 are respectively clamped on the ends of the retainer 3, and the retainer 3 is provided with at least two rollers 4 for limiting its left and right displacement, and the retainer 3 is arranged on one side of the roller 4, and the roller 4 is slidably connected to the outer rail 1.

[0024] Moreover, the inner rail 2 is provided with inner arc guide grooves 21 for fitting the retainer 3 on the left and right sides, and the limiting connection blocks 22 are integrally formed at the front and rear ends of the inner arc guide grooves 21. The outer rail 1 is provided with outer arc guide grooves 11 for sliding connection with the rollers 4 on the left and right sides.

[0025] During assembly, it is only necessary to embed the cage 3 on the left and right sides of the inner rail 2, and use the limiting connection block 22 to clamp the limiting cage 3. At this time, the roller 4 assembled on the cage 3 is located on the inner arc guide groove 21 and the outer arc guide groove 11, and the cage 3 is located on the inner side of the circle center of the roller 4. The structure is simple, the assembly is convenient and stable, the cage 3 is prevented from being separated, the synchronization of the roller 4 in operation is improved, and the use quality of the product is improved.

[0026] Reference Figures 1 to 4 As shown, in further detail, the outer rail 1 is set as an aluminum outer rail 1, and the inner rail 2 is set as an aluminum outer rail 1. The roller 4 is set as a metal roller 4, and the metal roller 4 is provided with a wear-resistant plastic layer 41 with a silent effect. The wear-resistant plastic layer 41 is wrapped on the outer edge of the metal roller 4 and is slidably connected with the outer rail 1 as the metal roller 4 slides.

[0027] In this way, the roller 4 structure of this structure can meet the requirements of soft contact on the surface and achieve silent sliding. At the same time, it can withstand a large load when subjected to force, thereby meeting the service life requirements even without grease.

[0028] In addition, the front and rear ends of the outer rail 1 are respectively provided with stop points 5 for preventing the inner rail 2 from detaching. The stop points 5 are respectively fixedly installed at the front and rear ends of the outer rail 1 and are in relatively soft contact with the front and rear ends of the inner rail 2.

[0029] Moreover, the front and rear ends of the inner rail 2 are respectively provided with a locking groove 22 with a locking force, and the locking groove 22 is matched and locked with the blocking point 5 as the inner rail 2 is opened or closed.

[0030] Through the structural cooperation between the snap-fit ​​groove 22 and the stop point 5, the aluminum slide rail can have a locking function in the open and closed state to meet the use requirements.

[0031] The above-mentioned specific embodiments are only specific implementation methods with better effects of the utility model. All structures that are the same or equivalent to the silent aluminum synchronous slide rail of the utility model are within the protection scope of the utility model.

Claims

1. A silent aluminum synchronous slide rail, comprising an outer rail (1) and an inner rail (2) slidably connected to each other, characterized in that: The left and right sides of the inner rail (2) are respectively embedded with a retaining frame (3), and the front and rear ends of the inner rail (2) are respectively provided with limiting connection blocks (22) for limiting the front and rear displacement of the retaining frame (3), and the limiting connection blocks (22) are respectively clamped on the ends of the retaining frame (3). The retaining frame (3) is provided with at least two rollers (4) for limiting its left and right displacement. The retaining frame (3) is arranged on one side of the roller (4), and the roller (4) is slidably connected to the outer rail (1).

2. The silent aluminum synchronous slide rail according to claim 1, characterized in that: The left and right sides of the inner rail (2) are respectively provided with inner arc guide grooves (21) for embedding the adapting retainer (3), and the limiting connection block (22) is integrally formed at the front and rear ends of the inner arc guide groove (21).

3. The silent aluminum synchronous slide rail according to claim 1, characterized in that: The left and right sides of the outer rail (1) are respectively provided with outer arc guide grooves (11) adapted to be slidably connected with the rollers (4).

4. The silent aluminum synchronous slide rail according to claim 1, characterized in that: The roller (4) is a metal roller (4), and the metal roller (4) is provided with a wear-resistant plastic layer (41) having a sound-proofing effect. The wear-resistant plastic layer (41) is wrapped around the outer edge of the metal roller (4) and is slidably connected to the outer rail (1) as the metal roller (4) slides.

5. The silent aluminum synchronous slide rail according to claim 1, characterized in that: The outer rail (1) is configured as an outer rail (1) made of aluminum, and the inner rail (2) is configured as an outer rail (1) made of aluminum.

6. The silent aluminum synchronous slide rail according to claim 1, characterized in that: The front and rear ends of the outer rail (1) are respectively provided with stop points (5) for preventing the inner rail (2) from detaching. The stop points (5) are respectively fixedly mounted on the front and rear ends of the outer rail (1) and are in relatively soft contact with the front and rear ends of the inner rail (2).

7. The silent aluminum synchronous slide rail according to claim 6, characterized in that: The front and rear ends of the inner rail (2) are respectively provided with a clamping groove (23) with a locking force, and the clamping groove (23) is matched and clamped with the blocking point (5) as the inner rail (2) is opened or closed.

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