CN219036230U

CN219036230U - Portable clamping mechanism for display support arm

Info

Publication number: CN219036230U
Application number: CN202223465109.1U
Authority: CN
Inventors: 沈志贤
Original assignee: Suzhou Gongjian Precision Electronics Co ltd
Current assignee: Suzhou Gongjian Precision Electronics Co ltd
Priority date: 2022-12-24
Filing date: 2022-12-24
Publication date: 2023-05-16
Anticipated expiration: 2032-12-24

Abstract

The utility model discloses a portable clamping mechanism for a display support arm, which belongs to the technical field of mounting of display support arms and comprises a clamping plate I, a clamping plate II and a support column arranged on the display support arm, wherein the clamping plate I is fixed at the bottom end of the support column, and the clamping plate II slides along the axial direction of the support column to adjust the distance between the clamping plate I and the clamping plate II; one end of the second clamping plate is fixedly provided with a sliding cylinder which is sleeved on the supporting column in a sliding manner, a plurality of clamping blocks are axially arranged on the supporting column, ratchets are inserted into clamping grooves formed between two adjacent clamping blocks, the ratchets are hinged on the sliding cylinder through pin shafts, and the ratchets are tightly pressed on the clamping blocks through torsion springs. According to the utility model, the first clamping plate is fixed at the bottom end of the support column, and the second clamping plate can move towards the first clamping plate along the support column in a one-way manner, so that the purpose that the first clamping plate is matched with the second clamping plate to clamp the table plate can be achieved by pushing down the second clamping plate or pulling up the support column during installation, the convenience of actual operation is good, and the installation difficulty is low.

Description

Portable clamping mechanism for display support arm

Technical Field

The utility model belongs to the technical field of mounting of display support arms, and particularly relates to a portable clamping mechanism of a display support arm.

Background

The display support arm is a product for supporting the display, and is generally designed in an ergonomic way, and the display is arranged on the display support arm, so that the health problem caused by working fatigue can be prevented, the working efficiency is improved, and an ideal space for life and work is provided.

The display support arm mainly comprises a support column, two cantilevers and a back plate connected with the display, wherein the cantilevers and the support column are usually connected in a detachable mode, and when the display support arm is actually installed, the support column is installed on a table plate first, and then the cantilevers are connected to the support column.

The current display support arm adopts the mode that screw thread promotion splint moved up to press from both sides tight table and installs fixedly, specifically just sets up an punch holder in the pillar bottom, then sets up a lower plate in the below of this punch holder, and this lower plate is driven by the screw rod, adjusts the interval between it and the punch holder to the realization is to the tight fixed of desk. The technical problem existing in the prior art is that: the screw rod at present all is located the below of table when actual installation, and user's actual operation's degree of difficulty is big, and the convenience is poor, is unfavorable for realizing the quick installation of display support arm.

Disclosure of Invention

The utility model aims at: in order to solve the problems in the prior art, a portable clamping mechanism for a display support arm is provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a portable clamping mechanism for a display support arm comprises a clamping plate I, a clamping plate II and a support column arranged on the display support arm, wherein the clamping plate I is fixed at the bottom end of the support column, and the clamping plate II slides along the axial direction of the support column to adjust the distance between the clamping plate II and the clamping plate I; the clamping plate comprises a clamping plate II, a plurality of clamping blocks, a ratchet and a torsion spring, wherein one end of the clamping plate II is fixedly provided with a sliding cylinder which is sleeved on a supporting column in a sliding manner, a plurality of clamping blocks are axially arranged on the supporting column, the ratchet is inserted into a clamping groove formed between two adjacent clamping blocks, the ratchet is hinged on the sliding cylinder through a pin shaft and is tightly pressed on the clamping blocks through the torsion spring, the upper side face and the lower side face of the clamping blocks axially along the supporting column are respectively an inclined plane and a horizontal plane, and the distance between the inclined plane and the axis of the supporting column is gradually reduced from the bottom to the top of the clamping blocks.

The support column is provided with a bar-shaped hole along the axial direction of the support column, and the clamping block is positioned in the bar-shaped hole.

Rubber pads are arranged on two side surfaces of the first clamping plate and the second clamping plate, which are close to each other.

The sliding cylinder is provided with a through groove, a pull rope fixedly connected with the ratchet is penetrated in the through groove, and a pull rod is fixed at one end of the pull rope far away from the ratchet.

The clamping blocks are fixed on the vertical rods, and the vertical rods are arranged in the support posts.

The upper end and the lower end of the vertical rod are fixed with mounting blocks through fasteners, and the mounting blocks are fixed on the inner surfaces of the support posts.

The upper end and the lower end of the vertical rod are respectively provided with a lug located at one side of the installation block, the two sides, close to each other, of the lug and the installation block are respectively provided with a slot and an inserting block, and the inserting blocks are inserted into the slots.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. according to the utility model, the clamping plate I is fixed at the bottom end of the support column, and the sliding barrel can only slide towards the clamping plate I, but cannot slide along the direction gradually away from the clamping plate I, so that the unidirectional sliding of the clamping plate II is realized, and therefore, when the clamping plate I is installed, the purpose that the clamping plate I is matched with the clamping plate II to clamp the table board can be achieved by pushing the clamping plate II downwards or pulling the support column upwards, the convenience of actual operation is good, and the installation difficulty is low.

2. According to the utility model, on one hand, the clamping block and the vertical rod are connected together, and then the vertical rod is mounted on the support column, so that the assembly of all parts is facilitated, and on the other hand, the clamping block is positioned in the strip-shaped hole, so that the clamping block can be stored and hidden, and the attractiveness of the whole support arm is improved.

Drawings

FIG. 1 is a schematic diagram of the whole structure of a portable clamping mechanism for a display arm according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a portable clamping mechanism for a display arm according to the present utility model;

FIG. 3 is a schematic top view of a mounting block of a portable clamping mechanism for a display arm according to the present utility model;

fig. 4 is a schematic cross-sectional view of a slide cylinder of a portable clamping mechanism for a display arm according to the present utility model.

Legend description: 11. a support post; 12. a bar-shaped hole; 21. a clamping plate I; 22. a clamping plate II; 23. a rubber pad; 31. a slide cylinder; 32. a clamping block; 321. a horizontal plane; 322. an inclined plane; 33. a clamping groove; 34. a ratchet; 35. a through groove; 36. a pull rope; 37. a pull rod; 41. a vertical rod; 42. a mounting block; 421. inserting blocks; 43. a bump; 431. a slot.

Detailed Description

The utility model will now be described with reference to specific examples.

As shown in fig. 1 to 4, the portable clamping mechanism for a display support arm of the present embodiment includes a first clamping plate 21, a second clamping plate 22, and a supporting post 11 disposed on the display support arm, wherein the supporting post 11 adopts a hollow structure design to reduce the weight of the whole support arm, and two sides of the first clamping plate 21 and the second clamping plate 22, which are close to each other, are generally adhered with rubber pads 23, so that the first clamping plate 21 and the second clamping plate 22 are in contact with the table when the first clamping plate 21 and the second clamping plate 22 clamp the table, and the table is prevented from being scratched by the first clamping plate 21 and the second clamping plate 22.

As shown in fig. 1 and 4, in this embodiment, the first clamping plate 21 is fixed to the bottom end of the supporting column 11 by a screw, and the second clamping plate 22 can slide along the axial direction of the supporting column 11 to adjust the distance between the first clamping plate 21 and the second clamping plate; the specific sliding connection structure between the second clamping plate 22 and the supporting column 11 is as follows: the sliding cylinder 31 which is sleeved on the supporting column 11 in a sliding way is fixed at one end of the clamping plate II 22, so that the clamping plate II 22 and the supporting column 11 can be in sliding connection by utilizing the sliding cylinder 31, the clamping structure between the sliding cylinder 31 and the supporting column 11 is described in detail below, the sliding cylinder 31 can slide down on the supporting column 11 in one way, the purpose that the clamping plate II 22 is matched with the clamping plate II 22 to clamp a desk plate can be achieved by pushing down the clamping plate II 22 or pulling up the supporting column 11, in particular, a plurality of clamping blocks 32 are arranged on the supporting column 11 along the axial direction thereof, ratchet teeth 34 are inserted into clamping grooves 33 formed between two adjacent clamping blocks 32, the ratchet teeth 34 are hinged on the sliding cylinder 31 through pin shafts, the ratchet teeth 34 are compressed on the clamping blocks 32 through torsion springs, the upper side face 322 and the lower side face of the clamping blocks 32 along the axial direction of the supporting column 11 are respectively an inclined plane 321 from the bottom to the top of the clamping blocks 32, the distance between the inclined surface 322 and the axis of the strut 11 is gradually reduced, when the strut 11 is pulled down or pulled up by the second clamping plate 22, the distance between the sliding cylinder 31 and the first clamping plate 21 is reduced as a whole, namely, the sliding cylinder 31 is equivalent to the downward movement of the strut 11, at the moment, the inclined surface 322 can not prevent the downward sliding of the sliding cylinder 31, when the ratchet 34 is withdrawn from one of the clamping grooves 33, the ratchet 34 is pushed to be inserted into the clamping groove 33 adjacent to the clamping groove 33 and positioned below the clamping groove 33 under the torsion action of the torsion spring, because the lower side surface of the clamping block 32 is a horizontal plane 321, the horizontal plane 321 can support the ratchet 34, so that the ratchet 34 can only be sequentially clamped into the clamping groove 33 downwards, namely, the sliding cylinder 31 can only slide towards the first clamping plate 21 and can not slide along the direction gradually away from the first clamping plate 21, the unidirectional sliding of the second clamping plate 22 is realized, therefore, after the clamping plate I21 and the clamping plate II 22 clamp the table board, the distance between the clamping plate I21 and the clamping plate II 22 can not be changed any more due to the supporting and blocking effect of the horizontal plane 321 on the ratchet 34, and the table board can be stably clamped; through fixing splint one 21 in the bottom of pillar 11 to make splint two 22 can follow pillar 11 one-way to splint one 21, thereby when the installation, only need to push down splint two 22 or pull up pillar 11 and just can accomplish the purpose that splint one 21 cooperatees splint two 22 and press from both sides tight table, actual operation's convenience is good, and the installation degree of difficulty is low.

As shown in fig. 2, the positional relationship between the lock block 32 and the stay 11 is: the bar hole 12 is offered along its axial on pillar 11, simultaneously, a plurality of screens piece 32 also all fix on same montant 41, then install the inside of pillar 11 with montant 41 to the screens piece 32 is located the inside in this bar hole 12 can, the aim at of design so: on the one hand, the clamping block 32 is connected with the vertical rod 41, and then the vertical rod 41 is installed on the support 11, so that all parts are assembled conveniently, on the other hand, the clamping block 32 is positioned in the strip-shaped hole 12, the clamping block 32 can be stored and hidden, and the attractiveness of the whole support arm is improved.

As shown in fig. 4, in order to facilitate pulling out the clamping block 32 from the inside of the through groove 35, the through groove 35 is formed in the slide tube 31, a pull rope 36 fixedly connected with the ratchet 34 is penetrated in the through groove 35, and a pull rod 37 is fixed at one end of the pull rope 36 far away from the ratchet 34, so that the clamping block 32 can be pulled out from the inside of the through groove 35 only by pulling the pull rod 37 in actual use, and the operation is convenient.

As shown in fig. 2 and 3, the mounting manner between the vertical rod 41 and the pillar 11 is: the upper and lower ends of the vertical rod 41 are fixed with mounting blocks 42 through fasteners, the mounting blocks 42 are welded and fixed on the inner surface of the supporting column 11, and the fasteners can be common screws or countersunk screws.

As shown in fig. 3, for facilitating quick alignment of the vertical rod 41 and the mounting block 42, the upper and lower ends of the vertical rod 41 are respectively provided with a bump 43 located at one side of the mounting block 42, two sides, close to each other, of the bump 43 and the mounting block 42 are respectively provided with a slot 431 and a plug 421, the plug 421 is inserted into the slot 431, and the plug 421 is in an isosceles triangle shape when seen from top to bottom, so that quick alignment of the vertical rod 41 and the mounting block 42 is realized.

The application method of the embodiment is as follows: in actual installation, the strut 11 is directly moved, so that the table plate is positioned between the first clamping plate 21 and the second clamping plate 22, then the first clamping plate 21 or the second clamping plate 22 can be controlled to be in contact with the table plate, when the first clamping plate 21 is in contact with the table plate, the gap between the second clamping plate 22 and the first clamping plate 21 can be reduced by pushing down the second clamping plate 22, and when the second clamping plate 22 is in contact with the table plate, the distance between the second clamping plate 22 and the first clamping plate 21 can be reduced by pulling up the strut 11 until the table plate is clamped; when pushing down the second clamping plate 22 or pulling up the supporting column 11, the distance between the sliding cylinder 31 and the first clamping plate 21 is reduced as a whole, namely, the sliding cylinder 31 moves downwards in the direction corresponding to the supporting column 11, at the moment, the inclined surface 322 does not prevent the sliding cylinder 31 from sliding downwards, after the ratchet 34 exits from the inside of one clamping groove 33, the ratchet 34 is pushed to be inserted into the clamping groove 33 adjacent to the clamping groove 33 and positioned below the clamping groove 33 under the torsion action of the torsion spring, and as the lower side surface of the clamping block 32 is a horizontal surface 321, the horizontal surface 321 supports the ratchet 34, so that the ratchet 34 can only be clamped into the clamping groove 33 downwards in sequence, namely, the sliding cylinder 31 can only slide towards the direction of the first clamping plate 21, but cannot slide along the direction gradually away from the first clamping plate 21, so that the unidirectional sliding of the second clamping plate 22 is realized, and after the first clamping plate 21 and the second clamping plate 22 clamp the table, the clamping plate can not be clamped again and the table can be clamped stably due to the supporting and blocking effect of the ratchet 34 by the horizontal surface 321; when the support 11 needs to be disassembled, the pull rod 37 can be directly pulled, and the clamping block 32 can be pulled out from the through groove 35 through the pull rope 36, so that the operation is convenient.

Claims

1. The portable clamping mechanism for the display support arm comprises a clamping plate I (21), a clamping plate II (22) and a support column (11) arranged on the display support arm, and is characterized in that the clamping plate I (21) is fixed at the bottom end of the support column (11), and the clamping plate II (22) slides along the axial direction of the support column (11) to adjust the distance between the clamping plate II and the clamping plate I (21); the clamping plate comprises a clamping plate II (22), and is characterized in that one end of the clamping plate II (22) is fixedly provided with a sliding cylinder (31) which is sleeved on a supporting column (11) in a sliding manner, a plurality of clamping blocks (32) are arranged on the supporting column (11) along the axial direction of the clamping plate II, ratchets (34) are inserted into clamping grooves (33) formed between two adjacent clamping blocks (32), the ratchets (34) are hinged on the sliding cylinder (31) through pin shafts, the ratchets (34) are tightly pressed on the clamping blocks (32) through torsion springs, the upper side surface and the lower side surface of the clamping blocks (32) along the axial direction of the supporting column (11) are respectively inclined surfaces (322) and horizontal surfaces (321), and the distance between the inclined surfaces (322) and the axial direction of the supporting column (11) is gradually reduced from the bottom to the top of the clamping blocks (32).

2. A portable clamping mechanism for a display arm according to claim 1, wherein the support (11) is provided with a bar-shaped hole (12) along the axial direction thereof, and the retaining block (32) is located inside the bar-shaped hole (12).

3. A portable clamping mechanism for a display arm according to claim 1, wherein two sides of the first clamping plate (21) and the second clamping plate (22) which are close to each other are provided with rubber pads (23).

4. The portable clamping mechanism for the display support arm according to claim 1, wherein the sliding barrel (31) is provided with a through groove (35), a pull rope (36) fixedly connected with the ratchet (34) is penetrated in the through groove (35), and a pull rod (37) is fixed at one end of the pull rope (36) far away from the ratchet (34).

5. A portable clamping mechanism for a display arm according to claim 1, wherein a plurality of said clamping blocks (32) are each fixed to a vertical bar (41), the vertical bar (41) being mounted inside the support (11).

6. A portable clamping mechanism for a display arm according to claim 5, wherein the upper and lower ends of the vertical rod (41) are each fixed with a mounting block (42) by a fastener, and the mounting blocks (42) are fixed on the inner surface of the supporting column (11).

7. The portable clamping mechanism for a display arm according to claim 6, wherein the upper end and the lower end of the vertical rod (41) are respectively provided with a protruding block (43) located at one side of the mounting block (42), two sides, close to each other, of the protruding block (43) and the mounting block (42) are respectively provided with a slot (431) and an inserting block (421), and the inserting block (421) is inserted into the slot (431).