CN110754822A

CN110754822A - External drawer

Info

Publication number: CN110754822A
Application number: CN201910994387.XA
Authority: CN
Inventors: 樊敏达; 陈静文
Original assignee: Foshan University
Current assignee: Foshan University
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-02-07
Anticipated expiration: 2039-10-18
Also published as: CN110754822B

Abstract

The invention discloses an external drawer, which comprises two clamping components arranged at intervals along the left-right direction, a connecting rod connected between the two clamping components, and a storage box arranged between the two clamping components, wherein each clamping component comprises an upper pressing plate, a lower pressing plate, a telescopic rod, a sliding rod and a transition rod, the telescopic rod comprises a first vertical rod and a second vertical rod, a cavity is arranged in the first vertical rod, a through hole communicated with the cavity is formed in the bottom surface of the first vertical rod, the top end of the second vertical rod extends into the cavity from the through hole, a limiting block is arranged at the top end of the second vertical rod, a spring is sleeved on the outer side of the second vertical rod, the top end of the spring abuts against the bottom surface of the limiting block, and the bottom end of the spring abuts against the bottom wall of the cavity, so that the external drawer can be quickly installed on a desk and is convenient to disassemble, the use is very flexible, and the practicality is high.

Description

External drawer

Technical Field

The invention relates to furniture, in particular to an external drawer.

Background

Need use the desk in daily life often, often there is the desktop space not enough when using the desk, the messy problem is put to article, at this moment people especially want to expand the desktop, add the drawer on the desk, can improve the function of accomodating of desk, but traditional drawer structure is installed when the desk is produced usually, need add then comparatively trouble if follow-up in using, need make different configurations according to the desk of difference, install the interpolation by professional personnel, and dismantle also very troublesome, it is not convenient enough.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: an external drawer is needed, which is convenient to mount and dismount and more flexible to use.

The solution of the invention for solving the technical problem is as follows: an external drawer comprises two clamping components arranged at intervals along the left and right direction, a connecting rod connected between the two clamping components, and a storage box arranged between the two clamping components, wherein each clamping component comprises an upper pressing plate, a lower pressing plate arranged below the upper pressing plate, a telescopic rod connected between the upper pressing plate and the lower pressing plate, a sliding rod arranged below the lower pressing plate, and a transition rod connected between the sliding rod and the upper pressing plate, the top end of the transition rod is connected to the front side of the lower pressing plate, the bottom end of the transition rod is connected to the front end of the sliding rod, the telescopic rod comprises a first vertical rod connected to the rear side of the upper pressing plate and a second vertical rod connected to the rear side of the lower pressing plate, a cavity is arranged inside the first vertical rod, and the bottom surface of the first vertical rod is provided with through holes communicated with the cavity, the top of second montant is followed the through-hole stretches into in the cavity, the top of second montant is provided with the stopper, the external diameter of stopper is greater than the internal diameter of through-hole, the spring has been cup jointed in the outside of second montant, the top of spring with the bottom surface of stopper offsets, the bottom of spring with the diapire of cavity offsets, the both ends of connecting rod are connected respectively in two on clamping component's the transition pole, the left and right sides symmetry of receiver is provided with the arc of opening decurrent, two clamping component's slide bar respectively with two the internal face of arc offsets.

As a further improvement of the above technical scheme, the rear end of the slide bar is bent downwards to form a limiting section, the front end of one side edge of the arc plate, which is far away from the storage box, is hinged with a limiting stop block, a first magnetic block is arranged on one side surface of the limiting stop block, which is far away from the arc plate, a second magnetic block is arranged on one side surface of the storage box, which is close to the limiting stop block, the first magnetic block and the second magnetic block are mutually attracted, and when the arc plate moves backwards to the tail end of the stroke, the rear side surface of the limiting stop block abuts against the front side surface of the limiting section.

As a further improvement of the technical scheme, a plurality of first suckers are uniformly arranged on the bottom surface of the upper pressure plate along the front-back direction, and the adsorption surfaces of the first suckers face downwards.

As a further improvement of the technical scheme, a plurality of second suckers are uniformly arranged on the top surface of the lower pressing plate along the front-back direction, and the adsorption surfaces of the second suckers face upwards.

As a further improvement of the above technical solution, the first vertical rod includes a first straight rod connected to the rear side of the lower platen, and a second straight rod connected to the bottom end of the first straight rod through a thread, the bottom surface of the first straight rod is provided with a first groove, the top surface of the second straight rod is provided with a second groove, and the first groove and the second groove form the cavity.

As a further improvement of the technical scheme, a handle is arranged on the rear side face of the storage box.

As the further improvement of above-mentioned technical scheme, the arc with the receiver passes through buckle interconnect.

As a further improvement of the technical scheme, the upper pressure plate is connected with the first vertical rod through a bolt.

The invention has the beneficial effects that: the external drawer comprises two clamping components for clamping and fixing a desk, wherein the two clamping components are connected through a connecting rod, a storage box for storing and storing articles is placed between the two clamping components, when the desk is clamped by the clamping components, an upper pressure plate and a lower pressure plate are firstly pulled open to extend a telescopic rod, a second vertical rod moves downwards in a cavity at the moment, a spring between a limiting block and the bottom wall of the cavity is compressed, when the distance between the upper pressure plate and the lower pressure plate is pulled open to be not less than the thickness of the desk, the upper pressure plate is placed on the desk, the lower pressure plate is placed below the desk, external force is removed, the elastic force of the spring enables the upper pressure plate and the lower pressure plate to press the desk, so that the clamping components are positioned on the desk, a sliding rod is connected below the lower pressure plate through a transition rod, and arc plates are arranged on the left side and the right side of the storage box, the opening of the arc plate faces downwards to form a sliding groove, the sliding rod penetrates through the sliding groove, namely the sliding rod is abutted to the inner side wall of the arc plate, at the moment, the sliding rod not only has a bearing effect on the storage box, but also has the effect of the sliding rail, the arc plate can slide on the sliding rod, so that the storage box is pulled out or stretched into the bottom surface of the desk to form a drawer structure, therefore, the storage box is very convenient to mount and dismount, the clamping assembly is mounted on the desk, the structure is stable, the storage box can stably slide, and the storage box is very practical.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures are only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from them without inventive effort.

FIG. 1 is a left side view of the clamping assembly of the present invention;

fig. 2 is an elevational view of the overall construction of the present invention.

In the drawings: the device comprises a connecting rod 1, a storage box 2, an upper pressing plate 3, a lower pressing plate 4, a sliding rod 5, a transition rod 6, a first vertical rod 7, a second vertical rod 8, a limiting block 9, a spring 10, an arc plate 11, a limiting section 12, a limiting stop 13, a first magnetic block 14, a second magnetic block 15, a first sucker 16, a second sucker 17, a first straight rod 18, a second straight rod 19 and a bolt 20.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1 and 2, an external drawer includes two clamping components arranged at an interval along a left-right direction, a connecting rod 1 connected between the two clamping components, and a storage box 2 arranged between the two clamping components, the clamping components include an upper platen 3, a lower platen 4 arranged below the upper platen 3, a telescopic rod connected between the upper platen 3 and the lower platen 4, a sliding rod 5 arranged below the lower platen 4, and a transition rod 6 connected between the sliding rod 5 and the upper platen 3, wherein a top end of the transition rod 6 is connected to a front side of the lower platen 4, a bottom end of the transition rod 6 is connected to a front end of the sliding rod 5, the telescopic rod includes a first vertical rod 7 connected to a rear side of the upper platen 3, and a second vertical rod 8 connected to a rear side of the lower platen 4, a cavity is arranged inside the first vertical rod 7, the bottom surface of first montant 7 be provided with the through-hole that the cavity communicates each other, the top of second montant 8 is followed the through-hole stretches into in the cavity, the top of second montant 8 is provided with stopper 9, the external diameter of stopper 9 is greater than the internal diameter of through-hole, spring 10 has been cup jointed in the outside of second montant 8, the top of spring 10 with stopper 9's bottom surface offsets, spring 10's bottom with the diapire of cavity offsets, the both ends of connecting rod 1 are connected respectively in two on clamping component's the transition pole 6, the left and right sides symmetry of receiver 2 is provided with opening decurrent arc 11, two clamping component's slide bar 5 respectively with two the internal face of arc 11 offsets.

From the above, the invention provides an external drawer, which comprises two clamping components for clamping and fixing a table, wherein the two clamping components are connected through a connecting rod 1, a storage box 2 for storing and storing articles is placed between the two clamping components, when the table is clamped by the clamping components, an upper pressure plate 3 and a lower pressure plate 4 are firstly pulled open to extend a telescopic rod, a second vertical rod 8 moves downwards in a cavity at the moment, a spring 10 between a limiting block 9 and the bottom wall of the cavity is compressed, when the distance between the upper pressure plate 3 and the lower pressure plate 4 is pulled open to be not less than the thickness of the table, the upper pressure plate 3 is placed on the table, the lower pressure plate 4 is placed below the table, external force is removed, the elastic force of the spring 10 enables the upper pressure plate 3 and the lower pressure plate 4 to be pressure-equalized to the table at the moment, so that the clamping components are positioned on the table, a sliding rod 5 is connected below the lower pressure plate 4 through a transition rod 6, the left side and the right side of the storage box 2 are both provided with the arc plates 11, the openings of the arc plates 11 face downwards to form sliding grooves, the sliding rods 5 penetrate through the sliding grooves, namely the sliding rods 5 are abutted against the inner side walls of the arc plates 11, at the moment, the sliding rods 5 not only have a bearing effect on the storage box 2, but also have a sliding rail effect, and the arc plates 11 can slide on the sliding rods 5, so that the storage box 2 is pulled out or stretched into the bottom surface of a desk to form a drawer structure.

As a further preferable embodiment, the rear end of the sliding rod 5 is bent downward to form a limit section 12, the front end of one side of the arc plate 11 away from the storage box 2 is hinged to a limit stop 13, a side of the limit stop 13 away from the arc plate 11 is provided with a first magnetic block 14, a side of the storage box 2 close to the limit stop 13 is provided with a second magnetic block 15, the first magnetic block 14 and the second magnetic block 15 are attracted to each other, when the arc plate 11 moves backward to the end of the stroke, the rear side of the limit stop 13 abuts against the front side of the limit section 12, when the arc plate 11 is mounted on the sliding rod 5, the first magnetic block 14 and the second magnetic block 15 can be opened, and the limit stop 13 is rotated to generate motion interference with the limit section 12, when the arc plate 11 is mounted on the sliding rod 5, the limit stop 13 can be rotated at this time, so that the first magnetic block 14 and the second magnetic block 15 are attracted to each other, when the arc plate 11 moves backwards to the tail end of the stroke, the limit stop 13 can generate motion interference with the limit section 12, the arc plate 11 cannot be separated from the slide rod 5 at the moment, the problem that the arc plate 11 is directly pulled out of the slide rod 5 when in use can be avoided, and the use experience is further improved.

Further preferably, a plurality of first suction cups 16 are uniformly arranged on the bottom surface of the upper platen 3 along the front-back direction, the suction surface of each first suction cup 16 faces downward, and after the first suction cups 16 are sucked on a table, the upper platen 3 is difficult to displace in the horizontal direction, and the clamping effect is better.

Further as preferred embodiment, a plurality of second sucking discs 17 are uniformly arranged on the top surface of the lower pressing plate 4 along the front-back direction, the adsorption surface of each second sucking disc 17 faces upwards, and after the second sucking discs 17 are adsorbed on a table, the lower pressing plate 4 is difficult to displace in the horizontal direction, so that the clamping effect is better.

Further as preferred embodiment, first montant 7 including connect in the first straight-bar 18 of the 4 rear sides of holding down plate, through threaded connection in the second straight-bar 19 of 18 bottoms of first straight-bar, the bottom surface of first straight-bar 18 is provided with first recess, the top surface of second straight-bar 19 is provided with the second recess, first recess with the second recess forms the cavity, first straight-bar 18 can realize through the screw with second straight-bar 19 that quick dismantlement is connected, unpacks first straight-bar 18 and second straight-bar 19 back apart, can conveniently change the maintenance to components such as spring 10, stopper 9, second montant 8.

Further, in a preferred embodiment, a handle is provided on the rear side surface of storage case 2, and storage case 2 can be easily pulled out by the handle.

Further as preferred embodiment, arc 11 with receiver 2 passes through buckle interconnect, and is preferred, is provided with the catching groove in receiver 2's side, is provided with the buckle on the side of arc 11, with buckle lock joint on the catching groove, can realize that the quick installation of arc 11 and receiver 2 is dismantled.

Further as preferred embodiment, top board 3 through bolt 20 with first montant 7 interconnect, squeeze into top board 3 through bolt 20, press top board 3 to first montant 7 to with top board 3 and first montant 7 fixed connection, make top board 3 and first montant 7 connection structure more firm, can use bolt 20 to rotate as the rotation axis with top board 3, adjust the position of top board 3, in order to adapt to different desktops, use more in a flexible way.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the invention as set forth in the claims appended hereto.

Claims

1. An external drawer, its characterized in that: comprises two clamping components arranged at intervals along the left and right direction, a connecting rod (1) connected between the two clamping components and a storage box (2) arranged between the two clamping components, wherein the clamping components comprise an upper pressing plate (3), a lower pressing plate (4) arranged below the upper pressing plate (3), a telescopic rod connected between the upper pressing plate (3) and the lower pressing plate (4), a sliding rod (5) arranged below the lower pressing plate (4) and a transition rod (6) connected between the sliding rod (5) and the upper pressing plate (3), the top end of the transition rod (6) is connected to the front side of the lower pressing plate (4), the bottom end of the transition rod (6) is connected to the front end of the sliding rod (5), the telescopic rod comprises a first vertical rod (7) connected to the rear side of the upper pressing plate (3) and a second vertical rod (8) connected to the rear side of the lower pressing plate (4), a cavity is arranged in the first vertical rod (7), a through hole communicated with the cavity is arranged on the bottom surface of the first vertical rod (7), the top end of the second vertical rod (8) extends into the cavity from the through hole, the top end of the second vertical rod (8) is provided with a limiting block (9), the outer diameter of the limiting block (9) is larger than the inner diameter of the through hole, the outer side of the second vertical rod (8) is sleeved with a spring (10), the top end of the spring (10) is propped against the bottom surface of the limiting block (9), the bottom end of the spring (10) is propped against the bottom wall of the cavity, two ends of the connecting rod (1) are respectively connected to the transition rods (6) of the two clamping components, arc plates (11) with downward openings are symmetrically arranged on the left side and the right side of the storage box (2), and the sliding rods (5) of the two clamping assemblies are respectively abutted against the inner wall surfaces of the two arc plates (11).

2. The external drawer of claim 1, wherein: the rear end of the sliding rod (5) is bent downwards to form a limiting section (12), the arc plate (11) is far away from a limiting stop block (13) hinged to the front end of one side edge of the storage box (2), the limiting stop block (13) is far away from a first magnetic block (14) is arranged on one side face of the arc plate (11), the storage box (2) is close to a second magnetic block (15) arranged on one side face of the limiting stop block (13), the first magnetic block (14) and the second magnetic block (15) are mutually attracted, when the arc plate (11) moves backwards to the tail end of the stroke, the rear side face of the limiting stop block (13) is abutted to the front side face of the limiting section (12).

3. The external drawer of claim 1, wherein: the bottom surface of the upper pressure plate (3) is uniformly provided with a plurality of first suckers (16) along the front-back direction, and the adsorption surface of each first sucker (16) faces downwards.

4. The external drawer of claim 1, wherein: the top surface of holding down plate (4) is provided with a plurality of second sucking disc (17) along fore-and-aft direction evenly, the adsorption surface of second sucking disc (17) is upwards.

5. The external drawer of claim 1, wherein: first montant (7) including connect in first straight-bar (18) of holding down plate (4) rear side, through threaded connection in second straight-bar (19) of first straight-bar (18) bottom, the bottom surface of first straight-bar (18) is provided with first recess, the top surface of second straight-bar (19) is provided with the second recess, first recess with the second recess forms the cavity.

6. The external drawer of claim 1, wherein: the rear side face of the storage box (2) is provided with a handle.

7. The external drawer of claim 1, wherein: arc (11) with receiver (2) pass through buckle interconnect.

8. The external drawer of claim 1, wherein: the upper pressure plate (3) is connected with the first vertical rod (7) through a bolt (20).