Double-tongue type saddle drawer front connector

Abstract

The utility model relates to a double-tongue type saddle drawer front connector, the connector comprises a lock part and a lock pin part, the lock part comprises a fixed plate, and a lifting plate, a lock plate and a surface cover which are sequentially arranged on the same surface of the fixed plate from inside to outside; two U-shaped grooves are formed in the lifting plate, two U-shaped convex grooves are correspondingly formed in the surface cover, and two lock cavities are formed between the two U-shaped convex grooves and the two grooves; the lock plate is provided with two locking parts which partially extend into the two lock cavities from the upper portion, and the bottom edges of the two locking parts are each provided with an L-shaped lock hole. The lock pin part comprises two lock tongues, and the lock tongues are used for being inserted into the two lock cavities of the lock part respectively and clamped into the two L-shaped lock holes in the lock plate through lock pins at the front ends of the lock tongues respectively. The lifting plate is vertically and movably connected to the fixed plate; a height adjusting mechanism used for finely adjusting the height of the lifting plate and a locking device used for fixing the lifting plate at the needed height are arranged between the fixing plate and the lifting plate. According to the utility model, the assembly convenience of the drawer-type saddle is improved.

Description

Technical Field

[0001] The utility model relates to a horse-drawer, in particular to a connector on a horse-drawer for connecting a drawer side plate and a drawer panel. Background Art

[0002] The panels of traditional saddle drawers are mostly connected to the side panels by screwing or riveting. Once the panel is fixed to the side panels, the height of the panel cannot be fine-tuned. If it is found that the panel and the drawer opening are not aligned up and down and a gap is formed, it is necessary to disassemble and reassemble it. Not only is the installation time-consuming, but it is also difficult to completely eliminate the gap. Utility Model Content

[0003] The utility model aims to provide a connection kit for fixing and connecting a panel of a horse drawer to a side plate in a manner that the height can be finely adjusted.

[0004] The utility model adopts the following technical solutions:

[0005] A double-tongue type front connector for a horse drawer comprises a lock part for being installed on a side plate of the horse drawer and a lock pin part for being installed on a panel of the horse drawer.

[0006] The lock part includes a fixed plate and a lifting plate, a locking plate and a surface cover which are arranged on the same surface of the fixed plate from the inside to the outside and fixed to each other; the front end of the lifting plate is provided with two U-shaped grooves spaced apart from each other, and the surface cover is correspondingly provided with two U-shaped convex grooves, and two lock cavities are formed between the two U-shaped convex grooves and the two grooves; the locking plate is provided with two locking parts which partially penetrate into the two lock cavities from the top, and the bottom edges of the two locking parts are provided with L-shaped lock holes.

[0007] The locking pin part includes a connecting arm and two locking tongues arranged side by side on the same side of the connecting arm. Each locking tongue includes two locking plates arranged side by side laterally on the connecting arm and a locking pin connecting the front ends of the two locking plates. The two locking tongues are used to be respectively inserted into the two lock cavities of the lock part, and are respectively inserted into the two L-shaped lock holes on the lock plate through the locking pins at their respective front ends.

[0008] The lifting plate is respectively connected to two pairs of L-shaped slide buckles arranged on the surface of the fixed plate at a distance from each other via its front longitudinal edge and two first longitudinal long holes arranged on its surface at a distance from each other, thereby being movably connected to the fixed plate up and down; a height adjustment mechanism for fine-tuning the height of the lifting plate and a locking device for fixing the lifting plate at a desired height are provided between the fixed plate and the lifting plate.

[0009] As a preferred embodiment, the height adjustment mechanism includes a first through hole, a second through hole and an adjuster. The first through hole is arranged at the middle position of the bottom of the lifting plate, and the second through hole is arranged on the fixed plate inside the first through hole. The adjuster includes a cylindrical cap, a circular boss centrally arranged on the inner surface of the cylindrical cap, and an eccentric shaft arranged on the surface of the circular boss. The circular boss is rotatably arranged in the first through hole, and the eccentric shaft is arranged in the second through hole. The first through hole is exposed outside the cylindrical cap and a first screwdriver groove is arranged on its outer end face.

[0010] As a preferred embodiment, the locking device includes a second longitudinal long hole, a screw hole column and a locking bolt. The second longitudinal long hole is arranged in the middle of the lifting plate, and the screw hole column is arranged on the fixed plate inside the second longitudinal long hole. The outer diameter of the nut of the locking bolt is larger than the width of the second longitudinal long hole. The screw rod of the locking bolt is screwed to the screw hole column, and the nut is rotatably arranged in the second longitudinal long hole so that the lifting plate is locked to the fixed plate by its nut. A second screwdriver groove is provided on the outer end face of the nut of the locking bolt, and the second screwdriver groove is exposed along the fourth long hole correspondingly arranged on the surface cover.

[0011] As a preferred solution, a plurality of third long holes are further provided on the lock plate, and a first screw hole is correspondingly provided on the surface cover outside each third long hole, and a second screw hole is correspondingly provided on the inner lifting plate. A screw that can movably pass through the corresponding third long hole is screwed into each pair of first screw holes and second screw holes. The screws fix the surface cover to the lifting plate, and movably set the lock plate on the lifting plate and the surface cover.

[0012] As a preferred solution, a tension spring is provided between the lifting plate and the locking plate, the bottom end of the tension spring is connected to a lower spring buckle provided at the rear bottom of the lifting plate, and the top end is connected to an upper spring buckle provided on the locking plate directly above the lower spring buckle, so as to pull the locking plate down and move the two locking parts down to a locked position.

[0013] As a preferred embodiment, the connector also includes an unlocking knob for driving the locking plate to move up to unlock the two locking parts, the unlocking knob includes a cam with one end being thick and the other end being thin, the inner surface of the thin part of the cam is provided with an axle, the outer surface of the thick part is provided with a round convex column, the top surface of the round convex column is provided with a third screwdriver groove, the unlocking knob is arranged inside the U-shaped convex groove located below, its axle is arranged in the axial hole provided on the locking plate, and its round convex column is rotatably arranged in the third through hole provided on the top outside the U-shaped convex groove.

[0014] As a preferred solution, the upper and lower banks of the two U-shaped grooves are both provided with partitions protruding toward the outer plate surface of the lifting plate, and the locking plate is arranged on the partitions.

[0015] As a preferred solution, the fixed plate and the lifting plate are both rectangular plates with a height greater than the width, and the height and width of the fixed plate are both greater than the lifting plate. The top and bottom ends of the fixed plate are provided with folded edges, and one or both ends of the folded edges are provided with mounting holes.

[0016] As a preferred solution, the rear end of the lifting plate is flush with the fixed plate so that the front end thereof is located inside the fixed plate.

[0017] As a preferred solution, the upper and lower banks of the two U-shaped grooves are both provided with partitions protruding toward the outer plate surface of the lifting plate, and the locking plate is arranged on the partitions.

[0018] The utility model is provided with a lifting plate, a height adjustment mechanism and a locking device. The lifting plate can be used to drive the locking pin part and the horse-drawer panel to move up and down. The height adjustment mechanism can be used to fine-tune the height of the assembled horse-drawer panel to align it with the drawer opening. The locking device can be used to fix the panel in the aligned position, which is beneficial to improving the assembly convenience of the horse-drawer. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the utility model;

[0020] Figure 2 An exploded view of the lock structure of an embodiment of the utility model;

[0021] Figure 3 This is a schematic diagram of the connection structure of the fixed plate and the lifting plate of an embodiment of the utility model;

[0022] Figure 4 This is a schematic diagram of the connection structure of the lifting plate and the locking plate of an embodiment of the utility model;

[0023] Figure 5 This is a schematic diagram of the structure of a regulator according to an embodiment of the utility model;

[0024] Figure 6 This is a schematic diagram of the unlocking knob structure of an embodiment of the utility model;

[0025] Figure 7 This is a schematic diagram of the structure of the lock pin portion of an embodiment of the utility model;

[0026] Figure 8 It is a schematic diagram of the connection structure between the embodiment of the utility model and the horse drawer. DETAILED DESCRIPTION

[0027] The utility model is described below in conjunction with the accompanying drawings and specific embodiments.

[0028] Reference Figure 1-8 :

[0029] A double-tongue type front connector for a horse drawer comprises a lock part 10 for being mounted on a side plate of the horse drawer and a lock pin part 20 for being mounted on a front plate of the horse drawer.

[0030] The lock part 10 includes a fixing plate 11 and a lifting plate 12 , a locking plate 13 and a panel 14 which are sequentially arranged on the same side of the fixing plate 11 from the inside to the outside.

[0031] The fixed plate 11 and the lifting plate 12 are both rectangular plates with a height greater than the width, and the height and width of the fixed plate 11 are greater than the lifting plate 12. The fixed plate 11 is provided with folded edges 11.4 at both ends of the top and bottom, and mounting holes are provided on the folded edges at one end or both ends. The lifting plate 12 is arranged on the fixed plate 11 in the middle of the upper and lower sides, and is respectively clamped to two pairs of L-shaped sliding buckles 11.1 arranged on the upper and lower sides of the fixed plate 11 through its front longitudinal edge and two first longitudinal long holes 12.1 arranged on the upper and lower sides of its plate surface, thereby being connected to the fixed plate 11 in a height-adjustable manner.

[0032] The connector also includes a height adjustment mechanism for adjusting the height of the lifting plate 12, the height adjustment mechanism includes a first through hole 12.2, a second through hole 11.2 and an adjuster 15, the first through hole 12.2 is arranged at the middle position of the bottom of the lifting plate 12, the second through hole 11.2 is arranged on the fixed plate 11 inside the first through hole 12.2, the adjuster 15 includes a cylindrical cap 15.1, a circular boss 15.2 centrally arranged on the inner surface of the cylindrical cap 15.1, and an eccentric shaft 15.3 arranged on the surface of the circular boss 15.2, the circular boss 15.2 is rotatably arranged in the first through hole 12.2, the eccentric shaft 15.3 is arranged in the second through hole 11.2, the cylindrical cap 15.1 is exposed to the first through hole 12.2 and its outer end surface is provided with a first screwdriver groove 15.4.

[0033] The connector also includes a locking device for locking the lifting plate 12 to the fixed plate 11, the locking device includes a second longitudinal long hole 12.3, a screw hole column 11.3 and a locking bolt 16, the second longitudinal long hole 12.3 is arranged in the middle of the lifting plate 12, the screw hole column 11.3 is arranged on the fixed plate 11 inside the second longitudinal long hole 12.3, the outer diameter of the nut of the locking bolt 16 is greater than the width of the second longitudinal long hole 12.3, the screw rod of the locking bolt 16 is screwed to the screw hole column 11.3, and the nut is rotatably arranged in the second longitudinal long hole 12.3, so that the lifting plate 12 is locked to the fixed plate 11 by its nut, and the outer end surface of the nut of the locking bolt 16 is provided with a second screwdriver groove 16.1, and the second screwdriver groove 16.1 is exposed along the fourth long hole 14.3 correspondingly arranged on the face cover 14.

[0034] The rear end of the lifting plate 12 is flush with the fixed plate 11 so that its front end is located inside the fixed plate 11. Two U-shaped grooves 12.4 recessed backward are provided at a distance from each other at the front end of the lifting plate 12. Two U-shaped convex grooves 14.1 protruding outward are correspondingly provided on the surface cover. The two U-shaped convex grooves 14.1 are respectively connected with the two U-shaped grooves 12.4 to form two lock cavities; the upper and lower banks of the two U-shaped grooves 12.4 are provided with partitions 12.5 protruding toward the outer plate surface of the lifting plate 12, and the locking plate 13 is arranged on the partition 12.5.

[0035] The front end of the lock plate 13 is provided with two locking parts 13.1 which are respectively partially inserted into the two U-shaped lock grooves 13.1 from the top, and the bottom edges of the two locking parts 13.1 are provided with L-shaped lock holes 13.2 which are inclined backward and upward; the lock plate 13 is also provided with a plurality of third long holes 13.3, and each third long hole 13.3 has a first screw hole 14.2 on the outer surface cover 14 and a second screw hole 12.6 on the inner lifting plate 12. Each pair of the first screw hole 14.2 and the second screw hole 12.6 is screwed with a screw 17 which movably passes through the corresponding third long hole 13.3, and the screw 17 fixes the surface cover 14 to the lifting plate 12, and movably sets the lock plate 13 on the lifting plate 12 and the surface cover 14.

[0036] A tension spring 18 is provided between the lifting plate 12 and the locking plate 13, the bottom end of which is connected to a lower spring buckle 12.7 provided at the rear bottom of the lifting plate 12, and the top end is connected to an upper spring buckle 13.4 provided on the locking plate 13 just above the lower spring buckle 12.7, so as to pull the locking plate 13 downward and move the two locking parts 13.2 downward to a locked position.

[0037] The connector also includes an unlocking knob 19 for driving the lock plate 13 to move upward to unlock the two locking parts 13.2. The unlocking knob 19 includes a cam 19.1 with a thick end and a thin end. The inner surface of the thin part of the cam 19.1 is provided with a wheel shaft 19.2, and the outer surface of the thick part is provided with a round convex column 19.3. The top surface of the round convex column 19.3 is provided with a third screwdriver groove 19.31. The unlocking knob 19 is arranged inside the U-shaped convex groove 14.1 located below, and its wheel shaft 19.2 is arranged in the shaft hole 13.5 provided on the lock plate 13, and its round convex column 19.3 is rotatably arranged in the third through hole 14.11 provided on the top of the U-shaped convex groove 14.1.

[0038] The lock pin portion 20 includes a connecting arm 21 and two lock tongues 22 arranged side by side on the same side of the connecting arm 21. Each lock tongue 22 includes two lock plates 22.1 arranged side by side on the connecting arm 21 and a lock pin 22.2 connecting the front ends of the two lock plates 22.1. The two lock tongues 22 can be respectively inserted into the two lock cavities of the lock portion 10, and are respectively inserted into the two L-shaped lock holes 13.2 on the lock plate 13 through the lock pins 22.2 at their respective front ends.

[0039] During installation, the lock part 10 is arranged in the installation groove provided at the end of the drawer side plate 30 with the lock cavity facing outward, and the fixing plate 11 is fixed to the drawer side plate 30 by screws, the lock pin part 20 is arranged in the installation groove provided at the inner end of the drawer panel 40 with the lock tongue 22 exposed, and the connecting arm 21 is fixedly connected to the drawer panel 40 by screws, and the two lock tongues 22 of the lock pin part 20 are respectively inserted into the two lock cavities of the lock part, and the lock pins 22.1 at the front ends of the two lock tongues 22 overcome the resistance of the tension spring 18 to push the lock plate 13 upward and respectively snap into the two L-shaped lock holes 13.2, and then the tension spring 18 is reset to pull the lock plate 13 down to lock the lock tongue 22 in the lock cavity, thereby completing the fixed connection between the drawer side plate 30 and the drawer panel 40.

[0040] When the drawer side panel 30 and the drawer front panel 40 are separated, the thick part of the cam of the unlocking knob 19 is rotated by a screwdriver, and the thin part of the cam can drive the lock plate 13 to move upward, and the lock pin 22.1 is unlocked from the L-shaped lock hole 13.2, so that the lock pin part 20 can be pulled out from the lock part 10.

[0041] If the height of the drawer panel 40 relative to the drawer side panel 30 needs to be adjusted, first loosen the locking bolt 16 with a screwdriver to unlock the lifting plate 12, and then rotate the adjuster 15 with a screwdriver. The adjuster 15 can drive the lifting plate 12 to move up and down, thereby driving the locking plate 13, the cover and the drawer panel 40 to move up and down to a suitable height. Tighten the locking bolt 16 to fix the drawer panel 40 at this height.

Claims

1. A double-tongue front connector for a horse drawer, comprising a lock portion for mounting on a side panel of the horse drawer and a lock pin portion for mounting on a front panel of the horse drawer; characterized in that: The lock part includes a fixed plate and a lifting plate, a locking plate and a surface cover which are sequentially arranged on the same surface of the fixed plate from the inside to the outside and fixed to each other; the front end of the lifting plate is provided with two U-shaped grooves spaced apart from each other, and the surface cover is provided with two U-shaped convex grooves correspondingly, and two lock cavities are formed between the two U-shaped convex grooves and the two grooves; the locking plate is provided with two locking parts which partially penetrate into the two lock cavities from the top, and the bottom edges of the two locking parts are provided with L-shaped lock holes; The lock pin part includes a connecting arm and two lock tongues arranged side by side on the same side of the connecting arm, each lock tongue includes two lock plates arranged side by side on the connecting arm and a lock pin connecting the front ends of the two lock plates, the two lock tongues are used to be respectively inserted into the two lock cavities of the lock part, and are respectively inserted into the two L-shaped lock holes on the lock plate through the lock pins at their front ends; The lifting plate is respectively connected to two pairs of L-shaped slide buckles arranged on the surface of the fixed plate at a distance from each other via its front longitudinal edge and two first longitudinal long holes arranged on its surface at a distance from each other, thereby being movably connected to the fixed plate up and down; a height adjustment mechanism for fine-tuning the height of the lifting plate and a locking device for fixing the lifting plate at a desired height are provided between the fixed plate and the lifting plate.

2. A double-tongue type saddle-drawn front connector according to claim 1, characterized in that: The height adjustment mechanism includes a first through hole, a second through hole and an adjuster. The first through hole is arranged at the middle position of the bottom of the lifting plate, and the second through hole is arranged on the fixed plate inside the first through hole. The adjuster includes a cylindrical cap, a circular boss centrally arranged on the inner surface of the cylindrical cap, and an eccentric shaft arranged on the surface of the circular boss. The circular boss is rotatably arranged in the first through hole, and the eccentric shaft is arranged in the second through hole. The first through hole is exposed outside the cylindrical cap and a first screwdriver groove is arranged on its outer end surface.

3. The double-tongue type saddle-draw front connector according to claim 1, characterized in that: The locking device includes a second longitudinal long hole, a screw hole column and a locking bolt. The second longitudinal long hole is arranged in the middle of the lifting plate, and the screw hole column is arranged on the fixed plate inside the second longitudinal long hole. The outer diameter of the nut of the locking bolt is larger than the width of the second longitudinal long hole. The screw rod of the locking bolt is screwed to the screw hole column, and the nut is rotatably arranged in the second longitudinal long hole so that the lifting plate is locked to the fixed plate by the nut. A second screwdriver groove is arranged on the outer end face of the nut of the locking bolt, and the second screwdriver groove is exposed along the fourth long hole correspondingly arranged on the surface cover.

4. The double-tongue type saddle-draw front connector according to claim 1, characterized in that: The lock plate is also provided with a plurality of third long holes, and a first screw hole is correspondingly provided on the surface cover outside each third long hole, and a second screw hole is correspondingly provided on the inner lifting plate. A screw that can movably pass through the corresponding third long hole is screwed into each pair of the first screw hole and the second screw hole. The screws fix the surface cover to the lifting plate, and movably set the lock plate on the lifting plate and the surface cover.

5. The double-tongue type saddle-draw front connector according to claim 1, characterized in that: A tension spring is provided between the lifting plate and the locking plate. The bottom end of the tension spring is connected to a lower spring buckle provided at the rear bottom of the lifting plate, and the top end is connected to an upper spring buckle provided on the locking plate just above the lower spring buckle, so as to pull the locking plate down and move the two locking parts down to a locked position.

6. A double-tongue type saddle-drawn front connector according to claim 5, characterized in that: The connector also includes an unlocking knob for driving the lock plate to move up to unlock the two locking parts. The unlocking knob includes a cam with one end being thick and the other end being thin. The inner surface of the thin part of the cam is provided with an axle, and the outer surface of the thick part is provided with a round convex column. The top surface of the round convex column is provided with a third screwdriver groove. The unlocking knob is arranged inside the U-shaped convex groove located below, and its axle is arranged in the axial hole arranged on the lock plate, and its round convex column is rotatably arranged in the third through hole arranged on the top outside the U-shaped convex groove.

7. The double-tongue type saddle-draw front connector according to claim 1, characterized in that: The upper and lower banks of the two U-shaped grooves are both provided with partitions protruding toward the outer plate surface of the lifting plate, and the locking plate is arranged on the partitions.

8. The double-tongue type saddle-draw front connector according to claim 1, characterized in that: The fixed plate and the lifting plate are both rectangular plates with a height greater than the width, and the height and width of the fixed plate are greater than the lifting plate. Both ends of the top and bottom of the fixed plate are provided with folded edges, and one or both ends of the folded edges are provided with mounting holes.

9. The double-tongue type saddle-draw front connector according to claim 8, characterized in that: The rear end of the lifting plate is flush with the fixed plate so that the front end thereof is located inside the fixed plate.

10. The double-tongue type saddle-draw front connector according to claim 1, characterized in that: The upper and lower banks of the two U-shaped grooves are both provided with partitions protruding toward the outer plate surface of the lifting plate, and the locking plate is arranged on the partitions.

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