CN210717070U

CN210717070U - Key-type lifting desk lamp

Info

Publication number: CN210717070U
Application number: CN201921481863.XU
Authority: CN
Inventors: 李伯英
Original assignee: Foshan Taizhao Optoelectronics Technology Co ltd
Current assignee: Foshan Taizhao Optoelectronics Technology Co ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-06-09
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a key-type lifting desk lamp, which comprises a lifting inner tube, a lifting outer tube, a fixing sleeve, an extrusion sliding part, a pin shaft sliding part and a key, wherein the lifting inner tube and the lifting outer tube are nested in an up-and-down sliding manner; a pressure spring is arranged between the other end of the pin shaft sliding part and the inner wall of the accommodating cavity; the extrusion sliding part vertically penetrates through the fixed sleeve in a sliding manner, is in abutting contact fit with the pin shaft sliding part in the accommodating cavity, and correspondingly horizontally slides along with the lifting action of the extrusion sliding part by abutting against the extrusion sliding part; the key is vertically and slidably embedded to the top end of the lifting inner tube, and the key is in synchronous linkage fit with the extrusion sliding part.

Description

Key-type lifting desk lamp

Technical Field

The utility model belongs to the technical field of the technique of lamps and lanterns structure and specifically relates to indicate a button lift desk lamp.

Background

The desk lamp is a household appliance for lighting in life, and mainly concentrates light in a small area for convenient work and study, so that people hope to adjust the height of the desk lamp and the irradiation range of a lamp holder in use, thereby changing the irradiation brightness and the irradiation area of the light.

The multi-section telescopic sleeve assembly adopted by the stand column of the existing desk lamp is fixed in position only by means of the telescopic effect among the telescopic sleeves, the telescopic sleeves are worn frequently after long-term use and cannot be adjusted in a telescopic mode normally, and the service life of the product is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a key-type lifting table lamp with reasonable structure and convenient adjustment

In order to achieve the above object, the utility model provides a push-button type elevating desk lamp, which comprises an elevating inner tube and an elevating outer tube which are vertically nested in a sliding manner, wherein a plurality of outer pin holes which are vertically arranged are arranged on the peripheral surface of the elevating outer tube; the lifting inner tube is fixed in the inner cavity of the lifting inner tube, the fixing sleeve is formed with an accommodating cavity, the pin shaft sliding part is horizontally arranged in the accommodating cavity in a sliding manner, a pin shaft rod capable of horizontally penetrating out of or retracting into the fixing sleeve is formed at one end of the pin shaft sliding part, and the horizontally aligned inner pin hole and outer pin hole can be used for enabling the end part of the pin shaft rod to sequentially penetrate through and be matched; a pressure spring is arranged between the other end of the pin shaft sliding part and the inner wall of the accommodating cavity; the extrusion sliding part vertically penetrates through the fixed sleeve in a sliding manner, is in abutting contact fit with the pin shaft sliding part in the accommodating cavity, and correspondingly horizontally slides along with the lifting action of the extrusion sliding part by abutting against the extrusion sliding part; the key is vertically and slidably embedded to the top end of the lifting inner tube, and the key is in synchronous linkage fit with the extrusion sliding part.

And the connecting rod is arranged in the inner cavity of the lifting inner tube, wherein two ends of the connecting rod are respectively connected with the bottom of the key and the top of the extrusion sliding part.

Further, the fixed sleeve is formed with a vertical sliding chute for the extrusion sliding part to vertically slide through, and the shape of the vertical sliding chute is matched with that of the extrusion sliding part; the middle position of the vertical sliding groove is communicated with the containing cavity.

Further, a contact block is formed on the side wall of the pin shaft sliding part, a sliding groove position for the contact block to contact with the sliding groove in sliding fit is formed in the extrusion sliding part, and a contact surface between the top end edge of the contact block and the inner wall of the sliding groove position is an inclined surface.

Furthermore, the extrusion sliding part is composed of a connecting arm which is in an inverted U shape and is integrally formed and two clamping arms which vertically extend, wherein two ends of the connecting arm are respectively connected with the top ends of the two clamping arms; the two clamping arms vertically slide to penetrate through the fixing sleeve, and the two clamping arms in the accommodating cavity are respectively positioned at the left side and the right side of the pin shaft sliding part.

The utility model adopts the above technical scheme, its beneficial effect lies in: the pin shaft sliding piece can slide in the horizontal direction by adopting a pressing mode, so that the pin shaft rod on the pin shaft sliding piece can penetrate out of or retract into the inner pin hole and the outer pin hole, the sliding fit limiting or unlocking function of the lifting inner tube and the lifting outer tube is realized, and the device is convenient and simple to operate and not easy to damage.

Drawings

Fig. 1 is an overall schematic view of the table lamp according to the embodiment.

Fig. 2 is a schematic view of the lifting inner tube of the embodiment.

Fig. 3 is a partial schematic view of the desk lamp according to the embodiment.

Fig. 4 is a schematic view of the assembly of the fixing sleeve, the pressing slider and the key according to the embodiment.

FIG. 5 is a schematic diagram of a limiting state of the embodiment.

Fig. 6 is a power-on schematic diagram of an unlocked state of the embodiment.

The device comprises a lifting inner pipe 1, a lifting inner pin hole 11, a lifting outer pipe 2, an outer pin hole 21, a fixing sleeve 3, an extrusion sliding piece 4, a pin shaft sliding piece 5, a pin shaft rod 51, a pressure spring 52, a contact block 53, a sliding groove 54, a key 6 and a connecting rod 7.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. These embodiments are provided so that this disclosure will be thorough and complete. It should be noted that the terms "first" and "second" in the present invention do not denote any particular quantity or order, but rather are used for distinguishing names.

Referring to fig. 1 to 6, in this embodiment, a key type elevating desk lamp is technically improved for a traditional desk lamp stand column, the desk lamp stand column includes an elevating inner tube 1 and an elevating outer tube 2 which are vertically slidably nested, four outer pin holes 21 which are vertically arranged are formed on the peripheral surface of the elevating outer tube 2, an inner pin hole 11 is formed at the bottom end of the peripheral surface of the elevating inner tube 1, and the inner pin hole 11 can horizontally align with any outer pin hole 21 by sliding along with relative elevating of the elevating outer tube 2 and the elevating inner tube 1.

Referring to fig. 3 to 6, in the present embodiment, the present invention further includes a fixing sleeve 3, an extrusion sliding member 4, a pin sliding member 5, a key 6, and a connecting rod 7, the fixing sleeve 3 may be fixed in the bottom end of the inner cavity of the inner lifting tube 1 by means of insert clamping or screw locking, the fixing sleeve 3 is formed with an accommodating cavity (the fixing sleeve 3 of the present embodiment may be assembled into an integrated structure by two split shells, so as to facilitate the actual assembly operation), the pin sliding member 5 is horizontally slidably disposed in the accommodating cavity, wherein one end of the pin sliding member 5 is formed with a pin rod 51 that can horizontally penetrate or retract the fixing sleeve 3, and the horizontally aligned inner pin hole 11 and the horizontally aligned outer pin hole 21 are used for the end of the pin rod 51 to sequentially penetrate; and a pressure spring 52 is arranged between the other end of the pin sliding part 5 and the inner wall of the accommodating cavity.

In this embodiment, the extruding sliding part 4 is composed of a connecting arm which is an inverted U-shaped and is integrally formed and two clamping arms which are vertically extended, wherein two ends of the connecting arm are respectively connected with the top ends of the two clamping arms. A vertical sliding groove for the extrusion sliding part 4 to vertically slide and penetrate is formed in the fixed sleeve 3, and the shape of the vertical sliding groove is matched with that of the extrusion sliding part 4; the middle position of the vertical sliding groove is communicated with the containing cavity, so that the two clamping arms vertically slide to penetrate through the vertical sliding groove and are respectively positioned at the left side and the right side of the pin shaft sliding part 5 in the containing cavity. Secondly, the lateral wall of the pin sliding part 5 is formed with a contact block 53 (the contact block 53 of the embodiment is triangular), the extrusion sliding part 4 is formed with a sliding groove 54 (the sliding groove 54 of the embodiment is formed on the clamping arm) for the contact block 53 to contact with and slide fit with each other, and the contact surface between the top end edge of the contact block and the inner wall of the sliding groove 54 is an inclined surface, so that the extrusion sliding part 4 contacts with the pin sliding part 5 in the accommodating cavity. In addition, the key 6 is vertically and slidably embedded to the top end of the lifting inner tube 1, the part of the key 6 is exposed out of the top end of the lifting inner tube 1, and the key 6 is effectively prevented from falling off from the lifting inner tube 1 by the fact that a barb formed at the bottom end of the key 6 is abutted and limited with the top surface of the inner cavity of the lifting inner tube 1; the connecting rod 7 is arranged in the inner cavity of the lifting inner tube 1, wherein two ends of the connecting rod 7 are respectively connected with the bottom of the key 6 and the top of the extrusion sliding part 4, so that the key 6 and the extrusion sliding part 4 are synchronously linked and matched.

Referring to fig. 6, when the push button 6 is continuously pressed downward to make the sliding extrusion member 4 contact the contact block 53 downward, the sliding pin member 5 horizontally slides backward under the backward component force, and the pin rod 51 is sequentially retracted out of the outer pin hole 21 and the inner pin hole 11, so as to complete unlocking, and the inner tube 1 and the outer tube 2 can slide relatively. Referring to fig. 5, when the lifting inner tube 1 and the lifting outer tube 2 are adjusted to a proper height in a relative sliding manner (at this time, the inner pin hole 11 should be horizontally aligned with the corresponding outer pin hole 21), the key 6 is released, so that the pin sliding member 5 horizontally slides forward under the elastic force of the compression spring 52, and the pin rod 51 sequentially horizontally penetrates through the inner pin hole 11 and the outer pin hole 21 which are horizontally aligned in advance, thereby realizing the limiting function of the relative sliding action of the lifting inner tube 1 and the lifting outer tube 2, at this time, the lifting inner tube 1 and the lifting outer tube 2 cannot slide relatively, and simultaneously, the contact block 53 pushes and presses the sliding member 4 under the action of upward component force to synchronously vertically move up the sliding member 4 and the key 6, thereby completing the lifting adjustment function of the stand column lamp.

The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to limit the present invention in any way. Those skilled in the art can make many changes, modifications, and equivalents of the embodiments of the invention without departing from the scope of the invention. Therefore, the content of the technical scheme of the utility model, according to the equivalent change made by the idea of the utility model, should be covered in the protection scope of the utility model.

Claims

1. The utility model provides a button lift desk lamp, is including being nested lift inner tube (1) of sliding and lift outer tube (2) down, its characterized in that: the peripheral surface of the lifting outer pipe (2) is provided with a plurality of outer pin holes (21) which are vertically arranged, the peripheral surface of the lifting inner pipe (1) is provided with an inner pin hole (11), and the inner pin hole (11) can horizontally align with any outer pin hole (21) along with the relative lifting sliding of the lifting outer pipe (2) and the lifting inner pipe (1); the lifting inner tube is characterized by further comprising a fixing sleeve (3), an extrusion sliding part (4), a pin shaft sliding part (5) and a key (6), wherein the fixing sleeve (3) is fixed in an inner cavity of the lifting inner tube (1), the fixing sleeve (3) is formed with an accommodating cavity, the pin shaft sliding part (5) is horizontally arranged in the accommodating cavity in a sliding mode, a pin shaft rod (51) capable of horizontally penetrating out of or retracting into the fixing sleeve (3) is formed at one end of the pin shaft sliding part (5), and the inner pin hole (11) and the outer pin hole (21) which are horizontally aligned can enable the end part of the pin shaft rod (51) to be sequentially matched in a penetrating mode; a pressure spring (52) is arranged between the other end of the pin shaft sliding part (5) and the inner wall of the accommodating cavity; the extrusion sliding part (4) vertically slides to penetrate through the fixed sleeve (3), and the extrusion sliding part (4) is in abutting contact fit with the pin shaft sliding part (5) in the accommodating cavity and correspondingly slides horizontally by abutting against the extrusion sliding part (4) along with the lifting action of the extrusion sliding part (4); the key (6) is vertically embedded to the top end of the lifting inner tube (1) in a sliding mode, and the key (6) is synchronously linked and matched with the extrusion sliding part (4).

2. The push-button desk lamp according to claim 1, wherein: the lifting inner tube is characterized by further comprising a connecting rod (7) arranged in the inner cavity of the lifting inner tube (1), wherein two ends of the connecting rod (7) are respectively connected with the bottom of the key (6) and the top of the extrusion sliding part (4).

3. The push-button desk lamp according to claim 1, wherein: the fixed sleeve (3) is formed with a vertical sliding chute for the extrusion sliding part (4) to vertically slide through, and the shape of the vertical sliding chute is matched with that of the extrusion sliding part (4); the middle position of the vertical sliding groove is communicated with the containing cavity.

4. The push-button desk lamp according to claim 1, wherein: a contact block (53) is formed on the side wall of the pin shaft sliding part (5), a sliding groove (54) which is matched with the contact block (53) in a contact and sliding mode is formed in the extrusion sliding part (4), and a contact surface between the top end edge of the contact block (53) and the inner wall of the sliding groove (54) is an inclined surface.

5. A push-button desk lamp as claimed in claim 3 or 4, wherein: the extrusion sliding part (4) consists of an inverted U-shaped connecting arm which is integrally formed and two clamping arms which vertically extend, wherein two ends of the connecting arm are respectively connected with the top ends of the two clamping arms; the two clamping arms vertically slide to penetrate through the fixing sleeve (3) and are respectively positioned at the left side and the right side of the pin shaft sliding part (5) in the accommodating cavity.