WO2017215107A1

WO2017215107A1 - Locating joint assembly of portable electronic device support and portable notebook desk

Info

Publication number: WO2017215107A1
Application number: PCT/CN2016/095217
Authority: WO
Inventors: 余亦枢
Original assignee: 余亦枢
Priority date: 2016-06-13
Filing date: 2016-08-15
Publication date: 2017-12-21

Abstract

Disclosed are a locating joint assembly of a portable electronic device support and a portable notebook desk. The notebook desk comprises two sets of locating joint assemblies. The locating joint assembly comprises a base, a pull rod (2), a handle (3) and two locating joints (100). The locating joint (100) comprises a main joint (4) and auxiliary joints (5), with two auxiliary joints (5) being respectively arranged at two sides of the base, and a connecting portion (502) of the auxiliary joint (5) is connected to the base. The locating joint (100) comprises a jaw clutch, and two toothed discs (403, 503) of the jaw clutch are respectively arranged at an articulated part (401) of the main joint (4) and an articulated part (501) of the auxiliary joint (5); the pull rod (2) penetrates inner holes of the articulated parts (401, 501) of the two locating joints (100), with a first end being fixed with the articulated part (401) of the main joint (4) of a first locating joint (100A); the handle (3) is arranged on an outer side of a second locating joint (100B), with a second end of the pull rod (2) being hinged with the handle (3); and the handle (3) comprises a cam (301), the cam (301) abutting against an outer side of the articulated part (401) of the main joint (4) of the second locating joint (100B). The jaw clutches of the two locating joints (100) can be simultaneously unlocked or locked as long as the handle (3) is pulled, and it is convenient to adjust the angle and the height of the notebook desk.

Description

Positioning joint combination of portable electronic device bracket and portable notebook table

[Technical field]

The utility model relates to a portable electronic device support, in particular to a positioning joint combination of a portable electronic device support and a portable notebook computer table.

[Background technique]

The portable laptop table can be flexibly retracted and moved, and it can be easily folded and opened, and the use space is flexible. The utility model patent CN201120420525.2 discloses a portable notebook computer table, which comprises a pallet and two legs. The leg comprises a plurality of calves, and the bracket and the leg are connected by a positioning joint, between the calf and the calf. The positioning joint includes a main joint, a sub joint, a button, and a compression spring. The main joint and the sub joint include a hinge portion and a joint portion. The hinge portion of the main joint is hinged to the hinge portion of the sub joint, and the lower portion of the button includes the outer portion. The spline, the hinge of the accessory joint includes a socket for mounting a button, the lower portion of the socket includes an internal spline; the hinge of the main joint also includes an internal spline, and the compression spring is disposed in the internal spline of the main joint, and the top is The button and the external spline of the button are simultaneously engaged with the two internal splines; when the button is depressed, the external spline of the button descends along the internal spline of the main joint, and disengages from the internal spline of the accessory joint.

Although the utility model can adjust the angle and height of the board through the positioning joints at both ends, it is necessary to adjust the positioning joints at both ends separately, and the angle and height adjustment are not convenient enough. In addition, the force of the pallet, the force between the calf and the calf is completely supported by the positioning joint, and the load of the positioning joint is easy to damage the bearing, and the carrying capacity of the computer desk is low.

[Summary of the Invention]

The technical problem to be solved by the utility model is to provide a positioning joint combination of a portable electronic device bracket with convenient angle adjustment.

Another technical problem to be solved by the present invention is to provide an angle and height for easy adjustment. Carry a laptop table.

In order to solve the above technical problem, the technical solution adopted by the utility model is a positioning joint combination of a portable electronic device bracket, which comprises a base, a pull rod, a handle and two positioning joints, and the positioning joint comprises a main joint and a joint joint, a main joint And the accessory joints each include a hinge portion and a joint portion, and the hinge portion of the main joint is hinged with the hinge portion of the accessory joint; the two accessory joints are respectively disposed on both sides of the base, and the joint portion of the accessory joint is connected with the base; the positioning joint includes a jaw clutch, two jaws of the jaw clutch are respectively arranged at a hinge portion of the main joint hinge and the sub joint; the rod passes through the inner hole of the hinge portion of the two positioning joints, the first end of the rod and the first positioning joint The hinge of the main joint is fixed; the handle is disposed outside the second positioning joint, and the second end of the rod is hinged with the handle; the hinge portion of the handle includes a cam, and the cam abuts on the outer side of the main joint joint of the second positioning joint.

In the above-mentioned positioning joint assembly, the positioning joint includes a compression spring, and the compression spring is disposed between the main joint hinge portion and the sub joint joint hinge portion; the crank disk is a triangular tooth face gear.

In the above-mentioned positioning joint assembly, the hinge portion of the main joint includes a protruding journal, the hinge portion of the sub joint includes a bearing hole, the journal is inserted into the bearing hole, and the journal is slidingly engaged with the bearing hole; One of the crank plates of the jaw clutch is arranged on the end face of the journal, and the other tooth plate is arranged on the bottom surface of the socket.

In the above-mentioned positioning joint assembly, the pull rod is a square shaft, and the inner hole of the main joint hinge portion includes a square hole, the square shaft passes through the square hole and is matched with the square hole; the second positioning joint main joint hinge portion The outer side includes a groove into which the cam of the handle is buried.

In the above-mentioned positioning joint combination, the first positioning joint comprises a screw and a block, and the inner hole of the main joint joint of the first positioning joint comprises a spacer bearing hole, the spacer bearing hole is located outside the square hole; the spacer bearing hole The inner side comprises a flat long hole, the front part of the pad comprises a flat head, the pad is installed in the pad bearing hole, the flat head of the pad is inserted into the flat long hole; the first end of the pull rod comprises a threaded hole, and the screw passes through the pad The center hole of the block is screwed into the threaded hole of the tie rod.

A portable notebook computer table comprising a pallet, a bracket and two sets of the above-mentioned positioning joints, the bracket comprises two legs and a base, and the bracket is connected with the upper ends of the two legs by a first set of positioning joints, the base The second set of positioning joints are coupled to the lower ends of the two legs; the base of the first set of positioning joints is the pallet, and the base of the second set of positioning joints is the base.

In the notebook computer table described above, the two positioning joints of the first set of positioning joints are respectively arranged on both sides of the pallet, the connecting portions of the two sub joints are respectively connected with the pallet, and the connecting portions of the two main joints are respectively The upper ends of the two legs are connected; the two positioning joints of the second set of positioning joints are respectively arranged on two sides of the base, the connecting portions of the two accessory joints are respectively connected with the base, and the connecting portions of the two main joints are respectively two The lower ends of the legs are connected.

In the notebook computer table described above, the connecting portion of the main joint protrudes in the radial direction of the main joint hinge portion; the connecting portion of the auxiliary joint protrudes in the axial direction of the hinge portion of the sub joint; the both ends of the pallet include mounting holes, The connecting portion of the two positioning joints and joints of the first set of positioning joints is inserted into the mounting holes at the end of the pallet, and the first set of positioning joints of the joints pass through the mounting holes of the pallet; the two ends of the base include mounting holes. The connecting portion of the two positioning joint joints of the second set of positioning joints is inserted into the mounting hole of the base end, and the tie rod of the second set of positioning joints passes through the mounting hole of the base.

In the notebook computer table described above, the cross-section of the accessory joint portion is rectangular, and the mounting holes at both ends of the pallet are rectangular holes; the base is in the shape of an I-shape, including two supporting tubes and one connecting tube, and is connected The two ends of the tube are respectively fixed to the middle portions of the two support tubes, and the connecting tube is a rectangular tube, and the rectangular holes at both ends of the connecting tube are the mounting holes of the base.

The notebook computer table described above includes two pneumatic struts, two pneumatic struts are respectively arranged on both sides of the pallet, the upper end of the pneumatic struts is hinged with the pallet, and the lower end of the pneumatic struts is hinged to the base.

The utility model can simultaneously loosen or lock the jaw clutches of the two positioning joints by simply pulling the handle, and the angle and height adjustment of the computer table are very convenient.

[Description of the Drawings]

The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.

1 is a front elevational view of a portable notebook computer table in accordance with an embodiment of the present invention.

2 is a top plan view of a portable notebook computer table in accordance with an embodiment of the present invention.

3 is a left side elevational view of a portable notebook computer table in accordance with an embodiment of the present invention.

4 is a bottom plan view of a portable notebook computer table in accordance with an embodiment of the present invention.

Fig. 5 is a cross-sectional view taken along line A in Fig. 1;

Figure 6 is a cross-sectional view taken along line B in Figure 5 .

Figure 7 is a perspective view of the portable notebook computer table in the embodiment of the present invention.

FIG. 8 is a perspective view of another perspective view of the portable notebook computer table in the embodiment of the present invention.

Figure 9 is a perspective view of the portable notebook computer table of the embodiment of the present invention when it is half opened.

Figure 10 is a perspective view of the portable notebook computer table of the embodiment of the present invention when fully opened.

Figure 11 is a perspective view of another perspective view of the portable notebook computer table of the embodiment of the present invention when fully opened.

Figure 12 is an exploded view of a portable notebook computer table in accordance with an embodiment of the present invention.

Figure 13 is a partial enlarged view of the I portion of Figure 6.

Figure 14 is a partial enlarged view of a portion II of Figure 6.

Figure 15 is a perspective view of the main joint of the embodiment of the present invention.

Figure 16 is a perspective view of the accessory joint of the embodiment of the present invention.

[Correct according to Rule 91 19.09.2016]
Figure 17 is a perspective view of the handle of the embodiment of the present invention.

Figure 18 is a schematic illustration of a first position of a positioning joint assembly in accordance with an embodiment of the present invention.

19 is a schematic view of the positioning joint combination handle opened and ready to rotate according to an embodiment of the present invention.

Figure 20 is a schematic illustration of the positioning joint assembly rotated to a second position in accordance with an embodiment of the present invention.

[detailed description]

The structure of the portable notebook computer table of the present invention is as shown in FIG. 1 to FIG. 20, and includes a pallet 11, a bracket, two pneumatic strut 12 and two sets of positioning joints.

The bracket includes two legs 13 and a base. The pallet 11 is coupled to the upper ends of the two legs 13 by a first set of positioning joints, and the base is coupled to the lower ends of the two legs 13 by a second set of positioning joints.

The leg 13 is a rectangular tube, and the base is in the shape of an I-shape, comprising two longitudinally arranged support tubes 14 and a laterally arranged connecting tube 15, and the two ends of the connecting tube 15 and the middle portions of the two supporting tubes 14 are respectively fixed by screws 15 The connecting pipe 15 is a rectangular pipe, and the rectangular hole 1501 at both ends of the connecting pipe 15 is a mounting hole in which the base and the positioning joint are combined and connected.

Two pneumatic struts 12 are respectively disposed on both sides of the pallet 11, the upper end of the pneumatic struts 12 is hinged with the pallet 11, and the lower ends of the two pneumatic struts 12 are respectively hinged with the two supporting tubes 14.

Each set of positioning joints includes a pull rod 2, a handle 3 and two positioning joints 100.

The positioning joint 100 includes a main joint 4, a compression spring 6 and a sub joint 5, the main joint 4 includes a hinge portion 401 and a joint portion 402, and the sub joint joint 5 includes a hinge portion 501 and a joint portion 502, and a hinge portion 401 and a joint joint of the main joint 4 The hinge portion 501 of the 5 is hinged.

The connecting portion 402 of the main joint 4 projects radially along the hinge portion 401 of the main joint 4 for connecting the legs of the computer table. The connecting portion 502 of the accessory joint 5 projects in the axial direction of the hinge portion 501 of the accessory joint 5 for connecting the pallet or the base. The cross section of the connecting portion 402 of the main joint 4 and the connecting portion 502 of the sub joint 5 is rectangular.

The positioning joint 100 has a jaw clutch, and the two

jaws

403 and 503 of the jaw clutch are disposed in the hinge portion 401 of the main joint 4 hinge portion 401 and the sub joint 5, respectively.

The left end of the tie rod 2 is fixed to the hinge of the main joint of the left positioning joint 100A. The handle 3 is disposed outside the right positioning joint 100B, and the right end of the tie rod 2 is hinged to the handle 3. The hinge portion of the handle 3 has a cam 301 that abuts the outer side of the main joint hinge of the right positioning joint 100B.

The compression spring 6 is disposed between the hinge of the main joint 4 and the hinge of the sub-joint 5, the elastic force of which disengages the two

discs

403 and 503 of the jaw clutch. The two

sprocket wheels

403 and 503 of the jaw clutch are end face gears having 48 triangular teeth, and the angle between the two adjacent triangular teeth of the face gear is 7.5°.

The hinge portion of the main joint 4 has a protruding journal 404, and the hinge portion of the accessory joint 5 has a bearing hole 504 into which the journal 404 is inserted. The journal 404 is slidably engaged with the bearing bore 504 to form a hinge. One of the crank plates 403 of the claw clutch is disposed on the end surface of the journal 404, and the other crank disk 503 is disposed on the bottom surface of the bearing hole 504.

The pull rod 2 is a square shaft, and the inner hole of the joint joint 401 of the main joint 4 has a square hole 405, and the square shaft passes through the square hole 405 and is matched with the square hole 405 so that the two do not rotate relative to each other.

The left positioning joint 100A further includes a screw 7 and a spacer 8 having a spacer hole in the inner hole of the hinge portion of the main joint 4 of the left positioning joint 100A, and the spacer receiving hole is located outside the square hole 405. The spacer 8 is mounted in the spacer bore. The left end of the tie rod 2 has a threaded hole, and the screw 7 passes through the center hole of the block 8, and is screwed into the threaded hole of the tie rod 2 to fix the tie rod 2 to the main joint 4 of the left positioning joint 100A.

The right positioning joint 100B has a groove 407 on the outer side of the hinge of the main joint 4, and the cam 301 of the handle 3 is buried in the groove 407. The handle 3 has a hinge hole 302 through which the handle 3 is hinged by the hinge pin 9. The line connecting the highest point of the cam 301 on the handle 3 to the hinge hole 302 is perpendicular to the handle 303 of the handle 3.

The two positioning joints 100 of the first set of positioning joints are respectively arranged on both sides of the pallet 11, the connecting portions 502 of the two sub joints 5 are respectively connected with the pallet 11, and the connecting portions 402 of the two main joints 4 are respectively and two The upper ends of the legs 13 are connected. The first set of positioning joints of the tie rods 2 are passed through the mounting holes 1101 of the pallet 11 to join the two main joints 4 of the first set of positioning joints.

Each of the two ends of the bottom of the pallet 11 has a rectangular mounting hole 1101 connected to the positioning joint. The connecting portion 502 of the two joint joints 100 of the first set of positioning joints is inserted into the end of the pallet 11 Installed in the hole 1101.

The two positioning joints 100 of the second set of positioning joints are respectively arranged on both sides of the base, the connecting portions 502 of the two sub joints 5 are respectively connected with the base, and the connecting portions 402 of the two main joints 4 and the two legs 13 respectively The lower end is connected.

The connecting portions 502 of the two positioning joints 100 of the second set of positioning joints are respectively inserted into the rectangular holes 1501 at both ends of the connecting tube 15, and the tie rods 2 of the second set of positioning joints are passed through the rectangular holes at both ends of the connecting tube 15. 1501, connecting the two main joints 4 of the second set of positioning joints.

The angles of the two sets of positioning joints of the above embodiment of the present invention can be adjusted individually or simultaneously.

As shown in FIG. 18 to FIG. 20, as long as the handle 3 is pulled and the jaw clutches of the left and right positioning joints 100 are loosened at the same time, the angles of the two positioning joints of the positioning joint can be adjusted at the same time; after the angle is adjusted, the handle is adjusted. 3Reset, the jaw clutches of the two positioning joints 100 are engaged at the same time, and the angles of the two positioning joints can be fixed. Therefore, the notebook computer table of the above embodiment of the present invention is very convenient to open, close or adjust the angle.

When the computer table of the above embodiment works, the load is shared by the positioning joint combination and the pneumatic strut, and the height and the angle are conveniently adjusted.

Claims

A positioning joint assembly of a portable electronic device bracket includes a base and two positioning joints, the positioning joint includes a main joint and a sub joint, and the main joint and the sub joint include a hinge portion and a joint portion, and the joint portion and the joint joint of the main joint The hinges are hinged; the two accessory joints are respectively arranged on both sides of the base, and the joint of the accessory joint is connected with the base; and is characterized in that it comprises a pull rod and a handle, the positioning joint comprises a jaw clutch, and two of the jaw clutches The crank plates are respectively arranged at the hinges of the main joint hinge and the sub joint; the pull rod passes through the inner hole of the hinge portion of the two positioning joints, and the first end of the pull rod is fixed with the hinge portion of the main joint of the first positioning joint; the handle is arranged at The second end of the second positioning joint, the second end of the pull rod is hinged with the handle; the hinge portion of the handle includes a cam, and the cam abuts the outer side of the main joint joint of the second positioning joint.
The positioning joint assembly according to claim 1, wherein the positioning joint comprises a compression spring, and the compression spring is disposed between the main joint hinge portion and the sub joint joint hinge portion; and the crank disk is a triangular tooth face gear.
The positioning joint assembly according to claim 1, wherein the hinge portion of the main joint includes a protruding journal, the hinge portion of the sub joint includes a bearing hole, and the journal is inserted into the bearing hole, the shaft The neck is slidingly fitted with the bearing hole; one of the crank plates of the claw clutch is arranged at the end face of the journal, and the other tooth plate is arranged at the bottom surface of the bearing hole.
The positioning joint assembly according to claim 1, wherein the pull rod is a square shaft, and the inner hole of the main joint hinge portion includes a square hole, and the square shaft passes through the square hole and is matched with the square hole; The outer side of the hinge of the main joint joint of the second positioning joint includes a groove, and the cam of the handle is buried in the groove.
The positioning joint assembly according to claim 4, wherein the first positioning joint comprises a screw and a spacer, and the inner hole of the main joint joint of the first positioning joint comprises a spacer hole, and the spacer hole is located in the square hole. The outer side of the spacer includes a flat long hole, and the front part of the spacer includes a flat head, and the spacer is installed in the bearing hole of the spacer, and the flat head of the spacer is inserted into the flat long hole; the first end of the pull rod includes Threaded hole Pass the center hole of the spacer and screw it into the threaded hole of the lever.
A portable notebook computer table comprising a pallet, a bracket and two sets of positioning joints, the bracket comprises two legs and a base, and the pallet is connected with the upper ends of the two legs by a first set of positioning joints, and the base passes the The two sets of positioning joints are coupled to the lower ends of the two legs, wherein the positioning joint combination is the positioning joint combination of claim 1; the base of the first set of positioning joints is the pallet The base of the second set of positioning joints is the base.
The notebook computer table according to claim 6, wherein the two positioning joints of the first set of positioning joints are respectively arranged on two sides of the pallet, and the connecting portions of the two sub joints are respectively connected with the pallet, two The connecting portions of the main joint are respectively connected with the upper ends of the two legs; the two positioning joints of the second set of positioning joints are respectively arranged on both sides of the base, and the connecting portions of the two sub joints are respectively connected with the base, the two main joints The connecting portions are respectively connected to the lower ends of the two legs.
The notebook computer table according to claim 7, wherein the connecting portion of the main joint projects in the radial direction of the main joint hinge portion; the connecting portion of the sub joint joint protrudes in the axial direction of the hinge portion of the sub joint; The two ends of the joint include a mounting hole, and the connecting portion of the two positioning joints and joints of the first set of positioning joints is inserted into the mounting hole of the end of the supporting plate, and the first set of positioning joints of the connecting rod passes through the mounting hole of the supporting plate; The two ends of the base include mounting holes, and the connecting portions of the two positioning joints and joints of the second set of positioning joints are inserted into the mounting holes of the base end, and the tie rods of the second set of positioning joints pass through the mounting holes of the base.
The notebook computer table according to claim 8, wherein the cross-section of the sub-joint joint portion has a rectangular shape, and the mounting holes at both ends of the pallet are rectangular holes; the base is in the shape of an I-shape, and includes two support tubes. And a connecting pipe, the two ends of the connecting pipe are respectively fixed with the middle of the two supporting pipes, the connecting pipe is a rectangular pipe, and the rectangular holes at both ends of the connecting pipe are the mounting holes of the base.
The notebook computer table according to claim 6, comprising two pneumatic struts, two pneumatic struts respectively disposed on two sides of the pallet, the upper end of the pneumatic struts being hinged with the pallet, and the pneumatic struts The lower end is hinged to the base.