TWI411415B - Device for adjusting the height of a drawer - Google Patents

Abstract

A device for adjusting the height of a drawer, the device disposed on the drawer and a rear portion of a guide rail, which includes a base, a supporting seat, an adjusting member, a screw rod and a connecting member. The base includes a first end and a second end which is relative to the first end. The first end is connected to the guide rail. The supporting seat is mounted on the second end of the base. The screw rod is connected to the adjusting member and is connected through the supporting seat. Besides, the screw rod is also connected to the guide rail. The connecting member is connected to the drawer and has a pin. When the drawer is mounted on the guide rail, the pin is connected to the supporting seat. When the adjusting member is rotated, the supporting seat and the connecting member are movable, so that the height of the drawer relative to the guide rail can be adjusted.

Description

Device for adjusting the height of the drawer

The present invention relates to a device for adjusting the height of a drawer, and more particularly to a device incorporating a rail for adjusting the height of the rear end of the drawer relative to the rail.

The "pull-out guide for drawers" of U.S. Patent No. 7,014,282, issued to the name of U.S. Patent No. 7,014, 282, the disclosure of which is incorporated herein by reference to the utility of the utility of Force can be easily adjusted.

In addition, "Device for indicating mounting of the runner of pull-out guides on drawers", which is also disclosed in U.S. Patent Publication No. 2009/0167128, to Berger, discloses a design for adjusting the height of the rear end of the drawer. . Among them, one of the embodiments invented by Berger discloses that a drawer 10 is mounted on a runner 18; a receiving component 56 is inserted into the rear end of the drawer, and the receiving member has a receiving portion. a receiving element 66; a mounting element 22 is provided with a lever arm 24 having a bearing journal 26 pivotally attached to one side of the gliding body, and the mounting arm 22 The force arm has a hole (hole 30) and a plate 28 which can be embedded in the receiving opening of the receiving member; and a disc-shaped plate 44 has a joystick ( a lever 52) and an eccentric component 32, the dish is connected to the mounting component by a bearing component 40, and the eccentric body extends into the hole of the mounting component; When the lever is rotated, the eccentric body can drive the mounting member to rotate with the protruding shaft as an axis, so that the plate of the mounting member drives the receiving member to be displaced, so that the rear end of the drawer can be adjusted. height.

The foregoing design can help the drawer to be mounted on the furniture with a height adjustment function to improve the angular deviation of the drawer mounted on the furniture. However, the mechanism disclosed in the aforementioned patents requires the use of a screw tool in actual use, which is not convenient enough. If the eccentric cam structure is used for adjustment, the adjustment amount is limited, and in summary, there is still room for improvement.

SUMMARY OF THE INVENTION The object of the present invention is directed to a device for adjusting the height of a drawer that is less labor intensive and does not rely on tools.

In order to achieve the above object, the present invention is that the device is disposed at a rear portion of a drawer and a rail, the rear portion of the drawer includes an engaging groove, and the device includes a base including a first end and a second end opposite The first end, wherein the first end is connected to the rail, and the base has a flexibility such that the position of the second end corresponding to the first end is variable, and the second end position is higher than the first end a guiding bevel is formed between the first end and the second end; a supporting seat is mounted on the second end of the base, the supporting base includes a straight hole, and a horizontal hole communicates with the straight hole And a supporting hole; an adjusting button is disposed in the transverse hole of the supporting seat, and comprises a screw hole corresponding to the straight hole of the supporting seat and an adjusting portion exposing the horizontal hole of the supporting seat; a screw penetrates a straight hole of the support seat is screwed into the screw hole of the adjusting button and connected to the guide rail; and a connecting member includes a protruding portion and a latch respectively connected to two sides of a fixing plate, the protruding portion is embedded in the An engagement groove at the rear of the drawer, the pin being inserted into the support hole of the support seat.

Preferably, the engagement groove of the drawer is of a circular hole type, and the projection of the connector is a cylinder.

Preferably, the engagement groove of the drawer is a long groove type, and the projection of the connector is a long block.

Preferably, the base comprises a pair of side walls between the first end and the second end, and a pair of positioning portions, each positioning portion has a fixing piece, and the supporting seat comprises a pair of receiving portions, each The receiving portion has a fixing hole, so that the fixing piece of the positioning portion is inserted and connected to the fixing hole of the receiving portion.

Preferably, the first end of the base is provided with a perforation, and the guide rail is provided with a convex body, and the convex body is mutually riveted by the perforation.

Preferably, the first end of the base is inserted into a corresponding slot of the guide rail to be engaged with each other.

1 shows a height adjustment device according to a preferred embodiment of the present invention, which includes a base 10, a support base 12, an adjustment knob 14, a screw 16 and a connecting member 18; wherein: the base 10 is a type The flexible material is, for example, a metal plate comprising a first end 20; a second end 22 opposite the first end 20; and a pair of side walls 24 between the first end 20 and the second end 22 The opposite sides extend downward; a pair of positioning portions 26 each having a vertical portion 28 extending upwardly from the second end 22, and a fixing piece 30 from the top end of the vertical portion 28 toward the first end 20 The direction extends.

The support base 12 is mounted on the second end 22 of the base 10 and includes a straight hole 32; a transverse hole 34 communicates with the straight hole 32; a support hole 36 for the connector 18 is correspondingly connected; and a pair of receiving portions 38. Each of the receiving portions 38 has a fixing hole 40 for inserting and connecting the fixing piece 30 of the positioning portion 26 of the base 10.

The adjustment button 14 is disposed in the lateral hole 34 of the support base 12, and includes a screw hole 42 corresponding to the straight hole 32 of the support base 12, and an adjustment portion 44 exposing the lateral hole 34 of the support base 12 to It is convenient for users to adjust the operation.

The screw 16 is screwed into the screw hole 42 of the adjusting button 14 in the straight hole 32 penetrating the support base 12 .

The connecting member 18 includes a protruding portion 46 and a latching member 48 connected to two sides of a fixing plate 50 respectively.

In the implementation, the height adjustment device is pre-bonded to a guide rail 52. The first end 20 of the base 10 is connected to a rear portion of the guide rail 52. The connecting means can be riveted, welded or otherwise. A similar means is used to complete the fixed connection. For example, as shown in FIG. 2, the first end 20 is provided with a through hole 54. The guide rail 52 is provided with a convex body 56, and the convex body 56 is mutually riveted by the through hole 54. . Alternatively, as shown in FIG. 3, the first end 20 of the base 10 is inserted into a slot 58 corresponding to the guide rail 52 to be engaged with each other. In addition, the second end 22 of the base 10 has an indirect connection relationship with the guide rail 52 via the support base 12 and the screw 16, wherein one end of the screw 16 is embedded in the guide rail 52 and fixedly connected.

When the rails 52 are mounted for a drawer 60, a pair of rails 52 are typically placed at the bottom of the drawer 60, and a set of height adjustment means is mounted to each of the rails 52 at the rear of the drawer 60.

As shown in FIG. 4, the illustration is only illustrated by a single-sided drawer, a guide rail, and a set of height adjustment devices, wherein the rear portion of the drawer 60 includes an engagement groove 62. In a preferred embodiment, the engaging groove 62 is of a circular hole shape, and the protruding portion 46 of the connecting member 18 is a cylinder, so that the connecting member 18 can be inserted into the drawer 60 with its protruding portion 46. Engagement slot 62. Alternatively, as shown in FIG. 5, the engaging groove 202 of the drawer 200 is in the form of a long groove, and the protruding portion 206 of the connecting member 204 is a long block and can also be fitted.

When the height adjusting device is coupled with the guide rail 52 for mounting the drawer 60, as shown in FIG. 6, the connecting member 18 is inserted into the engaging groove 62 of the drawer 60 with its protruding portion 46, and is inserted by the latch 48. The support hole 12 is in the support hole 36. When the height of the rear portion of the drawer 60 is to be adjusted to correct the tilting state, as shown in Fig. 7, the adjusting portion 44 of the adjusting button 14 is rotated by the user to rotate the adjusting button 14 relative to the screw 16 and The displacement of the support base 12 is driven, and the height of the rear portion of the drawer 60 relative to the guide rail 52 can be adjusted through the linkage of the support base 12 and the connecting member 18, whereby the installation state of the drawer 60 can be appropriately corrected. To adjust to the best condition.

In addition, as shown in FIG. 8 , when the support base 12 is displaced by the adjustment button 14 and is away from the guide rail 52 , the position of the second end 22 of the base 10 also changes and is higher than the first end 20 . At this time, a guiding inclined surface 64 is formed between the first end 20 and the second end 22, and the guiding inclined surface 64 can be used when the drawer 60 is detached and reinstalled relative to the guide rail 52. The rear portion of the drawer 60 is raised along the guiding ramp 64 so that the latch 48 of the connector 18 can be reinserted into the support hole 36 of the support base 12.

Moreover, as shown in FIG. 9, the combination of the connecting member 18 and the drawer 60, in a preferred embodiment, preferably, the fixing plate 50 of the connecting member 18 has a fixing hole 66, and A fixing member 68, such as a screw, is locked to the drawer 60 through the fixing hole 66, so that the connecting member 18 and the drawer 60 are additionally fixed by abutting the protruding portion 46 to the engaging groove 62. force.

10. . . Pedestal

12. . . Support base

14. . . Adjustment button

16. . . Screw

18. . . Connector

20. . . First end

twenty two. . . Second end

twenty four. . . Side wall

26. . . Positioning department

28. . . Vertical segment

30. . . Fixed piece

32. . . Straight hole

34. . . Horizontal hole

36. . . Support hole

38. . . Housing

40. . . Fixed hole

42. . . Screw hole

44. . . Adjustment department

46. . . Protruding

48. . . plug

50. . . Fixed plate

52. . . guide

54. . . perforation

56. . . Protrusion

58. . . Slot

60. . . drawer

62. . . Engagement slot

64. . . Guided slope

66. . . Fixed hole

68. . . Fixed component

200. . . drawer

202. . . Engagement slot

204. . . Connector

206. . . Protruding

1 is an exploded view showing a height adjusting device according to a preferred embodiment of the present invention;

2 is a schematic view showing the correspondence between the height adjusting device and a guide rail according to a preferred embodiment of the present invention;

3 is a schematic view showing the correspondence between the height adjusting device and a guide rail according to another preferred embodiment of the present invention;

4 is a schematic view showing the arrangement of a single-sided drawer, a guide rail and a set of height adjusting devices according to a preferred embodiment of the present invention;

Figure 5 is a schematic view showing the arrangement of a single-sided drawer, a guide rail and a set of height adjusting devices according to another preferred embodiment of the present invention;

Figure 6 is a cross-sectional view showing the combination of the height adjusting device and the guide rail for drawer installation according to a preferred embodiment of the present invention;

Figure 7 is a schematic view showing the height adjustment of the drawer relative to the guide rail according to a preferred embodiment of the present invention;

Figure 8 is a schematic view showing the height adjusting device of the preferred embodiment of the present invention forming a guiding slope to guide the drawer connection;

Fig. 9 is a view showing the arrangement of the combination of the connecting member and the drawer by a fixing member according to a preferred embodiment of the present invention.

10. . . Pedestal

12. . . Support base

14. . . Adjustment button

16. . . Screw

18. . . Connector

20. . . First end

twenty two. . . Second end

twenty four. . . Side wall

26. . . Positioning department

28. . . Vertical segment

30. . . Fixed piece

32. . . Straight hole

34. . . Horizontal hole

36. . . Support hole

38. . . Housing

40. . . Fixed hole

42. . . Screw hole

44. . . Adjustment department

46. . . Protruding

48. . . plug

50. . . Fixed plate

Claims (6)

A device for adjusting the height of a drawer is disposed at a rear portion of the drawer and a rail, the rear portion of the drawer includes an engaging groove, and the device includes: a base including a first end and a second end opposite to the first An end, wherein the first end is connected to the rail, and the base has a flexibility such that a position of the second end corresponding to the first end is variable, and the second end is higher than the first end a guiding slope is formed between the first end and the second end; a supporting seat is mounted on the second end of the base, the supporting seat comprises a straight hole, a horizontal hole communicates with the straight hole, and a a adjusting hole; an adjusting button is disposed in the transverse hole of the supporting seat, and comprises a screw hole corresponding to the straight hole of the supporting seat and an adjusting portion exposing the horizontal hole of the supporting seat; a screw penetrates into the supporting seat a straight hole is screwed into the screw hole of the adjusting button and connected to the rail; and a connecting member includes a protruding portion and a latch respectively connected to two sides of a fixing plate, the protruding portion is embedded in the rear portion of the drawer The groove is engaged, and the pin is inserted into the support hole of the support seat. The device for adjusting the height of a drawer according to the invention of claim 1, wherein the engaging groove of the drawer is a circular hole type, and the protruding portion of the connecting member is a cylindrical body. The device for adjusting the height of a drawer according to claim 1, wherein the engaging groove of the drawer is a long groove type, and the protruding portion of the connecting member is a long block. The device of claim 1, wherein the base comprises a pair of side walls between the first end and the second end, and a pair of positioning portions, each positioning portion having a fixing piece, and the positioning portion The support base includes a pair of receiving portions, each of which has a fixing hole, so that the fixing piece of the positioning portion is inserted and connected to the fixing hole of the receiving portion. The device of claim 1, wherein the first end of the base is provided with a through hole, and the guide rail is provided with a convex body, and the convex body is riveted to the convex body by the through hole. The device according to claim 1, wherein the first end of the base is inserted into a corresponding slot of the guide rail to be engaged with each other.