Dining table stable in structure and low in manufacturing cost

Abstract

The dining table stable in structure and low in manufacturing cost comprises a supporting frame, supporting plates extending in the left-right direction are installed on the two sides of the front side of the supporting frame respectively, and a first guide rail and a second guide rail are installed on the front side and the rear side of each supporting plate respectively. A first pulley sliding on the first guide rail is installed at one end of the supporting connecting lever, a second pulley sliding on the second guide rail is installed in the middle of the supporting connecting lever, a second deck plate is installed at the top of the other end of the supporting connecting lever, a leveling piece is in threaded connection with the outer side of the locking screw, and the supporting connecting lever is hardware. The first guide rail and the second guide rail are both made of plastic, a plurality of mounting sleeves are arranged on the outer side of the supporting frame, and supporting legs are arranged on the inner sides of the mounting sleeves in a sleeving mode. The supporting leg is stable in structure, simple in manufacturing process, low in production cost, stable in sliding of the pulley, simple in leveling structure, fast and convenient to install, free of screws for installation, good in using effect and beneficial to batch popularization.

Description

Technical Field

[0001] The utility model relates to the technical field of dining tables, in particular to a dining table with a stable structure and low production cost. Background Art

[0002] A dining table is a table used specifically for dining. Based on the material, it can be divided into solid wood dining tables, steel-wood dining tables, marble dining tables, marble dining tables, marble coffee tables, jade dining tables, jade dining tables, jade coffee tables, and marble dining tables. Traditional dining tables have a fixed structure and cannot be adjusted. They cannot be resized to suit the number of people dining together, making them less practical. Later, retractable dining tables appeared on the market, making them more convenient for people to use. However, the retractable structures of existing retractable dining tables are not stable enough. They generally consist of wooden support arms and guide rails, which are complex to manufacture, resulting in high production costs and inconvenient telescopic and leveling adjustments. Furthermore, the table legs are generally installed with screws, which is inconvenient to install, resulting in poor performance and not conducive to mass promotion. Therefore, in order to avoid the shortcomings of the prior art, it is necessary to improve the prior art. Utility Model Content

[0003] The purpose of the present invention is to overcome the shortcomings and deficiencies in the prior art and to provide a dining table that is easy to install, has a stable structure and is low in production cost.

[0004] The utility model is realized through the following technical solutions:

[0005] The cam is secured to a position 56° to the left of the support frame, and the cam is secured to a position 56° to the right of the support frame, wherein the cam is secured to a position 56° to the right of the support frame.

[0006] Furthermore, the top of the supporting leg is set in a cone shape, the mounting sleeve is set to be inclined from top to bottom toward the outside of the supporting frame, and the supporting leg is set to be inclined from top to bottom toward the outside of the dining table.

[0007] Furthermore, the first guide rail is provided with a first sliding groove for the first pulley to slide, and the end of the first sliding groove is provided with a flat supporting portion.

[0008] Furthermore, the second guide rail is provided with a second sliding groove for the second pulley to slide, and the end of the second sliding groove is provided with a positioning support portion.

[0009] Furthermore, the first pulley is mounted on the supporting arm through a pulley screw and a pulley nut, a first abutment washer is provided at the end of the pulley nut, the first guide rail is provided with an abutment groove for sliding the first abutment washer, and a second abutment washer is provided on the outer side of the pulley screw to abut against the first pulley.

[0010] Furthermore, the top of the support frame is provided with several first sleeves supporting the first table panel, the bottom of the first table panel is connected with a first screw rod passing through the first sleeve and the support frame, and the bottom of the first screw rod is screwed with a first nut that presses against the bottom of the support frame.

[0011] Furthermore, the top of the support plate is provided with several second sleeves supporting the first table panel, the bottom of the first table panel is connected with a second screw rod passing through the second sleeve and the support plate, and the bottom of the second screw rod is screwed with a second nut that presses against the bottom of the support plate.

[0012] Furthermore, the other end of the supporting arm is connected to the bottom of the second table panel via a connecting screw.

[0013] Furthermore, the first guide rail and the second guide rail are both provided with a plurality of mounting holes, and the back surface of the first guide rail and the back surface of the second guide rail are both provided with a plurality of mounting positioning columns.

[0014] Furthermore, anti-slip foot covers are installed on the bottom of the supporting feet.

[0015] Compared with the prior art, the utility model is provided with a first pulley sliding on the first guide rail at one end of the supporting crank arm, a second pulley sliding on the second guide rail is installed in the middle of the supporting crank arm, and a second table panel is installed on the top of the other end of the supporting crank arm. The supporting crank arm is a hardware part, and the first guide rail and the second guide rail are both plastic, so that the structure of the supporting arm and the guide rail is stable, the manufacturing process is simple, the production cost is low, the pulley slides smoothly, the telescopic structure is stable, and the use effect is good. A leveling piece is screwed on the outer side of the locking screw, the second pulley is installed in the leveling piece, and the middle part of the supporting crank arm is provided with a hole for the leveling piece to be inserted. The longitudinal long through hole makes telescopic leveling convenient. The height position of the leveling part can be adjusted by turning the locking screw, and then locked with the locking nut to achieve fine-tuning of the installation position of the second pulley, thereby achieving the leveling of the second panel. It is easy to use. Several mounting sleeves are provided on the outside of the support frame, and the inner sleeves of the mounting sleeves are provided with support feet. The tops of the support feet gradually become larger from top to bottom, making the installation of the support feet quick and convenient. There is no need to use screws for installation. The support feet are directly put into the mounting sleeves to complete the installation. The mounting sleeves are firmly connected to the support feet under the action of gravity. It is easy to install, has a good use effect, and is conducive to mass promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 This is a structural diagram of a dining table with a stable structure and low production cost according to the present invention;

[0018] Figure 2 This is an exploded diagram of the structure of the dining table of the utility model with a stable structure and low production cost;

[0019] Figure 3 for Figure 2 A magnified view of part A;

[0020] Figure 4 This is a schematic diagram of the first direction structure of the first guide rail of the utility model;

[0021] Figure 5 This is a schematic diagram of the second direction structure of the first guide rail of the utility model;

[0022] Figure 6 This is a structural diagram of the second guide rail of the utility model.

[0023] In the figure: 1-support frame; 2-first table panel; 3-support plate; 4-first guide rail; 5-second guide rail; 6-support crank arm; 7-first pulley; 8-second pulley; 9-second table panel; 10-locking screw; 11-locking nut; 12-leveling piece; 13-longitudinal strip through hole; 14-mounting sleeve; 15-support foot; 16-first slide groove; 17-flat support part; 18-second slide groove; 19-positioning support part; 20-pulley screw; 21-pulley nut; 22-first abutting washer; 23-abutting slide groove; 24-second abutting washer; 25-first sleeve; 26-first screw; 27-first nut; 28-second sleeve; 29-second screw; 30-second nut; 31-connecting screw; 32-mounting hole; 33-mounting positioning column; 34-anti-slip foot cover. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] like Figures 1 to 6The utility model is a dining table with a stable structure and low production cost, comprising a support frame 1, a first table panel 2 is installed on the top of the support frame 1, support plates 3 extending left and right are respectively installed on both sides of the front side of the support frame 1, a first guide rail 4 and a second guide rail 5 are installed on the front and back sides of the support plate 3, the first guide rail 4 and the second guide rail 5 are slidably connected with a support crank arm 6, one end of the support crank arm 6 is installed with a first pulley 7 that slides on the first guide rail 4, the middle part of the support crank arm 6 is installed with a second pulley 8 that slides on the second guide rail 5, and the support crank arm 6 is provided with a plurality of support rails. A second table panel 9 is installed on the top of the other end, and a locking screw 10 and a locking nut 11 are installed in the middle of the supporting crank arm 6. A leveling piece 12 is screwed to the outer side of the locking screw 10, and the second pulley 8 is mounted on the leveling piece 12. A longitudinal long strip through hole 13 is provided in the middle of the supporting crank arm 6 for the leveling piece 12 to pass through. The supporting crank arm 6 is a hardware part, and the first guide rail 4 and the second guide rail 5 are both plastic. A number of mounting sleeves 14 are provided on the outside of the support frame 1, and a supporting foot 15 is provided on the inner side of the mounting sleeve 14. The top of the supporting foot 15 gradually becomes larger from top to bottom. A first pulley 7 that slides on the first guide rail 4 is installed at one end of the supporting crank arm 6, a second pulley 8 that slides on the second guide rail 5 is installed in the middle of the supporting crank arm 6, and a second table panel 9 is installed on the top of the other end of the supporting crank arm 6. The supporting crank arm 6 is a hardware part. The first guide rail 4 and the second guide rail 5 are both plastic, so that the structure of the supporting arm and the guide rail is stable, the manufacturing process is simple, the production cost is low, the pulley slides smoothly, the telescopic structure is stable, and the use effect is good. A leveling piece 12 is screwed to the outside of the locking screw 10. The second pulley 8 is installed on the leveling piece 12. A longitudinal long strip through-hole 13 for the leveling piece 12 to be inserted is provided in the middle of the supporting crank arm 6. The telescopic leveling is convenient. The height position of the leveling member 12 can be adjusted by rotating the locking screw 10, and then locked with the locking nut 11 to achieve fine-tuning of the installation position of the second pulley 8, thereby achieving the leveling of the second table panel 9. It is easy to use. A number of mounting sleeves 14 are provided on the outside of the support frame 1, and a supporting foot 15 is provided on the inner side of the mounting sleeve 14. The top of the supporting foot 15 gradually becomes larger from top to bottom, making the installation of the supporting foot 15 quick and convenient. No screws are required for installation. The supporting foot 15 is directly put into the mounting sleeve 14 to complete the installation. The mounting sleeve 14 is fastened to the supporting foot 15 by gravity, is easy to install, has a good use effect, and is conducive to batch promotion.

[0026] The top of the support leg 15 is conical, and the mounting sleeve 14 is tilted from top to bottom toward the outside of the support frame 1. The support leg 15 is tilted from top to bottom toward the outside of the dining table, so that the support leg 15 supports the dining table more stably and effectively prevents the dining table from shaking.

[0027] The first guide rail 4 is provided with a first slide groove 16 for the first pulley 7 to slide. When in use, the first slide groove 16 is inclined to facilitate the retraction of the second table panel 9. A flat support portion 17 is provided at the end of the first slide groove 16. The flat support portion 17 facilitates the stable placement of the second table panel 9 after it is extended.

[0028] The second guide rail 5 is provided with a second slide groove 18 for the second pulley 8 to slide. When in use, the second slide groove 18 is inclined to facilitate the folding of the second table panel 9. A positioning support portion 19 is provided at the end of the second slide groove 18. The positioning support portion 19 facilitates the positioning and placement of the second table panel 9 after it is extended.

[0029] The first pulley 7 is installed on the supporting arm 6 through a pulley screw 20 and a pulley nut 21. A first abutment washer 22 is provided at the end of the pulley nut 21. The first guide rail 4 is provided with an abutment groove 23 for the first abutment washer 22 to slide. The outer side of the pulley screw 20 is provided with a second abutment washer 24 that abuts the first pulley 7 to prevent the first pulley 7 from escaping from the first guide rail 4, so that the sliding of the first pulley 7 is smoother.

[0030] The top of the support frame 1 is provided with several first sleeves 25 supporting the first table panel 2. The bottom of the first table panel 2 is connected with a first screw 26 passing through the first sleeve 25 and the support frame 1. The bottom of the first screw 26 is screwed with a first nut 27 that rests against the bottom of the support frame 1, which facilitates the quick and stable installation of the first table panel 2.

[0031] The top of the support plate 3 is provided with several second sleeves 28 supporting the first table panel 2. The bottom of the first table panel 2 is connected with a second screw 29 passing through the second sleeve 28 and the support plate. The bottom of the second screw 29 is screwed with a second nut 30 that rests against the bottom of the support plate 3, which facilitates the quick and stable installation of the first table panel 2.

[0032] The other end of the supporting arm 6 is connected to the bottom of the second panel 9 via a connecting screw 31 , so as to facilitate the quick and stable installation of the second panel 9 .

[0033] The first guide rail 4 and the second guide rail 5 are both provided with a plurality of mounting holes 32, and the support plate 2 is provided with connecting holes corresponding to the mounting holes 32, which is conducive to the connection and installation of the first guide rail 4 and the second guide rail 5. The back side of the first guide rail 4 and the back side of the second guide rail 5 are both provided with a plurality of mounting positioning columns 33, and the support plate 2 is provided with positioning holes corresponding to the mounting positioning columns 33, which is conducive to the positioning and installation of the first guide rail 4 and the second guide rail 5.

[0034] The bottom of the supporting legs 15 is provided with anti-skid foot covers 34 to make the dining table stand more stable.

[0035] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A dining table with a stable structure and low production cost, characterized by: The top of described supporting plate is equipped with a first gear and a second gear connected to the supporting plate by a toothed connection, and the toothed connection of described second gear is connected with the toothed connection of described second gear.

2. The dining table with a stable structure and low production cost according to claim 1 is characterized by: The top of the supporting leg is arranged in a cone shape, the mounting sleeve is arranged to be tilted from top to bottom toward the outside of the supporting frame, and the supporting leg is arranged to be tilted from top to bottom toward the outside of the dining table.

3. The structurally stable and low-cost dining table according to claim 1 is characterized by: The first guide rail is provided with a first sliding groove for the first pulley to slide, and the end of the first sliding groove is provided with a flat supporting portion.

4. The dining table with a stable structure and low production cost according to claim 1 is characterized by: The second guide rail is provided with a second sliding groove for the second pulley to slide, and the end of the second sliding groove is provided with a positioning support portion.

5. The dining table with a stable structure and low production cost according to claim 1 is characterized by: The first pulley is mounted on the supporting arm through a pulley screw and a pulley nut, a first abutment washer is provided at the end of the pulley nut, the first guide rail is provided with an abutment groove for the first abutment washer to slide, and a second abutment washer is provided on the outer side of the pulley screw to abut against the first pulley.

6. The dining table with a stable structure and low production cost according to claim 1 is characterized by: The top of the support frame is provided with a plurality of first sleeves supporting the first table panel, the bottom of the first table panel is connected to a first screw rod passing through the first sleeve and the support frame, and the bottom of the first screw rod is screwed with a first nut that presses against the bottom of the support frame.

7. The dining table with a stable structure and low production cost according to claim 1 is characterized by: The top of the support plate is provided with several second sleeves supporting the first table panel, the bottom of the first table panel is connected with a second screw rod passing through the second sleeve and the support plate, and the bottom of the second screw rod is screwed with a second nut against the bottom of the support plate.

8. The structurally stable and low-cost dining table according to claim 1 is characterized by: The other end of the supporting arm is connected to the bottom of the second table panel through a connecting screw.

9. The structurally stable and low-cost dining table according to claim 1 is characterized by: The first guide rail and the second guide rail are both provided with a plurality of mounting holes, and the back surfaces of the first guide rail and the second guide rail are both provided with a plurality of mounting positioning columns.

10. The dining table with a stable structure and low production cost according to claim 1, characterized in that: The bottom of the supporting foot is provided with an anti-skid foot cover.

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