CN219492852U - Quick-dismantling structure for rotating shaft - Google Patents

Abstract

The application provides a pivot quick detach structure for connect a display and a display cap, this display cap contains at least one mounting hole, this pivot quick detach structure includes: a board seat; the shaft lever module is pivoted with the plate seat; the connecting body module is sleeved on the shaft lever module; and a shaft connection module capable of moving relative to the connector module; when the shaft connecting module is at a protruding position, the shaft connecting module is exposed out of the connecting body module and can be clamped in the mounting hole, and when the shaft connecting module is at a shrinking position, the shaft connecting module is separated from the mounting hole.

Description

Quick-dismantling structure for rotating shaft

Technical Field

The application provides a pivot structure, especially a pivot quick detach structure with quick detach function.

Background

In the prior art, if a display cover is to be mounted with a unscrewed display cover, a rotating shaft structure capable of rotating the display cover relative to the display must be arranged inside the display. However, when the existing rotating shaft structure occupies a certain space in the display and faces the large display cover matched with the large display, the rotating shaft structure must be enlarged due to the weight of the large display cover, which is inconvenient in application and is difficult to maintain attractive appearance. In addition, the display case cover cannot be quickly detached, and the use or assembly is inconvenient.

The application provides a pivot quick detach structure that overall structure can be minimized in addition to can be applicable to large-scale casing or high load pivot connecting seat.

Disclosure of Invention

The application provides a pivot quick detach structure for connect a display and a display cap, this display cap contains at least one mounting hole, this pivot quick detach structure includes: a board seat fixedly connected to the display; the shaft lever module comprises a rod body which is pivoted to the plate seat along an axis and can rotate relative to the plate seat by taking the axis as the axis; the connector module is sleeved on the rod body and comprises an outer through hole and a plurality of stepped sections; and a coupling module capable of being shifted between an outer convex position and an inner concave position along the axis relative to the connector module, and comprising: the adjusting piece is accommodated in the outer through hole and provided with a plurality of convex blocks; the screw rod is in threaded connection with the rod body and moves together with the adjusting piece; when the shaft connecting module is at the outward protruding position, the protruding block abuts against the step section, the adjusting piece is exposed out of the connector module and can be clamped in the mounting hole of the display shell cover, therefore, the display shell cover can synchronously pivot relative to the display through the adjusting piece, the connector module and the shaft lever module, when the shaft connecting module is at the inward shrinking position, the protruding block is far away from the step section, and the adjusting piece is inwards shrunk into the connector module and separated from the mounting hole of the display shell cover, and therefore, the display shell cover can be removed from the display.

In the foregoing quick-release structure, when the screw is screwed out of the rod body along a first rotation direction, the shaft module is changed from the retracted position to the protruding position, and when the screw is screwed into the rod body along a second rotation direction, the shaft module is changed from the protruding position to the retracted position, and the first rotation direction is opposite to the second rotation direction.

In the foregoing quick-release structure of a rotating shaft, the adjusting member has a first adjusting body and a second adjusting body fixedly connected to each other, the screw has a head, a large-diameter section and a body portion connected in sequence, the protrusions extend outwards from the second adjusting body and are spaced apart from each other, the body portion is threaded through the second adjusting body and is screwed to the rod body, the head is threaded through the first adjusting body, and the large-diameter section is sandwiched between the first adjusting body and the second adjusting body.

In the foregoing quick-release structure of a rotating shaft, the first adjusting body has a first outer hole and a first inner hole that are mutually communicated, the cross-sectional area of the first outer hole is smaller than that of the first inner hole, the head is accommodated in the first outer hole, the cross-sectional area of the head is smaller than that of the large-diameter section, and the large-diameter section is accommodated in the first inner hole.

In the foregoing quick-release structure for a rotating shaft, the first adjusting body further has a first step portion located between the first outer hole and the first inner hole, the second adjusting body has a convex ring body extending outward along the axis and being accommodated in the first inner hole, and the convex ring body and the first step portion jointly clamp the large-diameter section.

In the foregoing quick-release structure for a rotating shaft, the second adjusting body further has a second outer through hole, a second inner through hole and a second stepped portion, the second inner through hole is communicated with the second outer through hole, and the cross-sectional area of the second inner through hole is larger than that of the second outer through hole, the second stepped portion is located between the second outer through hole and the second inner through hole, the rod body has a cylindrical rod body, when the shaft connecting module is in the protruding position, the cylindrical rod body is far away from the second stepped portion, and when the shaft connecting module is in the shrinking position, the cylindrical rod body is accommodated in the second inner through hole and is adjacent to the second stepped portion.

In the foregoing quick-release structure of a rotating shaft, the connector module further includes a plurality of limiting ribs extending along the axis and respectively located between any two of the step sections, so as to limit the protruding block to prevent the adjusting member from rotating relative to the connector module.

In the foregoing quick-release structure of a rotating shaft, the connector module further includes an inner through hole communicating with the outer through hole, the cross-sectional shape of the outer through hole matches with the adjusting member, and the step is located between the outer through hole and the inner through hole.

In the foregoing quick-release structure of a rotating shaft, the cross-sectional shapes of the first outer through hole, the first inner through hole, the second outer through hole and the second inner through hole are circular.

In the foregoing quick-release structure for a rotating shaft, the base includes a bottom plate and a vertical plate angularly connected to each other, the bottom plate is fixed on the display, the vertical plate has a plate hole through which the rod body passes, the rod body has a chamfered rod body, the connector module further includes a connecting body and a connecting plate fixedly connected to each other, the step section is formed in the connecting body, the connecting plate has a long through hole, and the chamfered rod body passes through the long through hole in a matching manner, so that the connector module and the shaft module can move together.

In the foregoing quick-release structure of a rotating shaft, the mounting hole, the first adjusting body, the second adjusting body and the outer through hole respectively have a polygonal cross section correspondingly matched with each other.

In the foregoing quick-release structure of the shaft, the screw further has a polygonal blind hole formed in the head.

In the foregoing quick-release structure of a rotating shaft, the shaft module further includes a limiting piece, and is sleeved on the chamfered shaft in a matching manner and has a limiting block, where the limiting block can abut against the plate seat to limit a rotation angle of the display casing cover relative to the display.

In the foregoing quick-release structure of a spindle, the shaft module further includes a friction unit, the friction unit includes a plurality of stop washers, a plurality of bowl-shaped washers, and a nut, the stop washers are sleeved on the edging shaft and respectively clamped between the riser and the limiting plate and between the plate seat and the connecting plate, the shaft has a threaded section extending outwards from the end of the edging shaft, the nut is screwed on the threaded section, and the bowl-shaped washers are sleeved on the threaded section and located between the nut and the connecting plate.

Drawings

Fig. 1 is an overall schematic diagram of a display and a display cover combined with each other, which are provided in the quick-release structure of the rotating shaft of the present application.

Fig. 2 is an exploded schematic view of a display and a display cover provided with the rotating shaft quick-release structure.

Fig. 3 is a schematic top view of the spindle quick release structure of the present application disposed in a display.

Fig. 4 is an overall schematic diagram of the spindle quick release structure of the present application.

Fig. 5 is an exploded view of the quick release structure of the spindle of the present application.

Fig. 6 is an exploded view of a part of elements in the quick release structure of the rotary shaft of the present application.

Fig. 7 is a schematic cross-sectional view of the spindle quick release structure in the retracted position.

Fig. 8 is a schematic view of the spindle quick release structure of the present application in the retracted position.

FIG. 9 is a schematic cross-sectional view of the quick release structure of the present application in the outward protruding position.

Fig. 10 is a schematic view of the spindle quick release structure of the present application in the protruding position.

Description of the main reference numerals

1000-spindle quick-dismantling structure 34 ladder section

2000 display 35 limit rib

2100 open pore 36 connecting plate

3000 display shell cover 361 long through hole

3100 mounting hole 4-axis connection module

1. Plate seat 41 adjusting piece

11 bottom plate 411 first adjusting body

First body part of 12 vertical plate 4111

121 plate hole 4112 first outer perforation

2. First inner bore of shaft module 4113

First step portion of 21-bar 4114

211 cylindrical shaft 412 second adjusting body

212 large diameter stop section 4121 second body portion

213 edging shaft 4122 convex ring body

214 thread segment 4123 second outer punch

215 screw holes 4124 second inner through holes

22 limit piece 4125 second step portion

221 spacing hole 413 lug

222 stopper 42 screw

23 friction unit 421 head

231 stop washer 422 large diameter section

232 bowl-shaped washer 423 body

233 nut 424 polygonal blind hole

3. First rotation direction of connector module H1

31 second direction of rotation of the connection body H2

32 outer through hole T instrument

33, through-hole X axis.

Detailed Description

Referring to fig. 1, 2 and 3, the quick-release structure 1000 of the present application is disposed in the display 2000 (fig. 3 only shows the housing of the display 2000 for convenience of description), and is used to connect a display cover 3000, the display 2000 includes two corresponding openings 2100, the display cover 3000 includes two corresponding mounting holes 3100, the mounting holes 3100 have square cross sections, and referring to fig. 4, the quick-release structure 1000 of the present application includes a board seat 1, a shaft module 2, a connector module 3 and a shaft module 4, the board seat 1 is fixedly connected to the display 2000, the shaft module 2 is pivotally connected to the board seat 1, the connector module 3 is sleeved on the shaft module 2 and is exposed to the openings 2100, and the shaft module 4 is connected to the connector module 3 and is exposed to the openings 2100. The structure of the elements and their connection to each other will be described in detail below, wherein some of the figures are drawn with an axis X. It should be noted that the quick release structure 1000 of the present application may be one set or two sets corresponding to the number of the mounting holes 3100, however, the actuation effect of the present application can be achieved regardless of the number of the two sets or more. In the following, only one group will be described as an example for simplicity of explanation.

Referring to fig. 5, the board seat 1 includes a bottom board 11 and a vertical board 12, the bottom board 11 is a square board, and is fixed on the display 2000, the vertical board 12 extends outwards from the edge of the bottom board 11, and has a plate hole 121, and the plate hole 121 is formed through along the axis X and has a circular cross section.

The shaft module 2 can rotate relative to the plate base 1 with the axis X as the axis, and comprises a rod 21, a limiting piece 22 and a friction unit 23, wherein the rod 21 is provided with a cylindrical rod body 211, a large-diameter stop section 212, a edging rod body 213, a threaded section 214 and a screw hole 215. The cylindrical shaft 211 is generally cylindrical with a cross-sectional area smaller than the cross-sectional area of the large diameter stop section 212, the large diameter stop section 212 connecting the cylindrical shaft 211 along the axis X. The truncated shaft 213 is connected to the large diameter stopper section 212 along the axis X and penetrates the plate hole 121, and has a smaller cross-sectional area than the large diameter stopper section 212. The thread segments 214 extend outwardly from the end of the chamfered shaft 213 along the axis X. Screw hole 215 is formed through along axis X and is defined by cylindrical shaft 211, large diameter stop section 212 and chamfered shaft 213 together.

The limit piece 22 is sleeved on the edging shaft 213 and is provided with a limit hole 221 and a limit block 222, the limit hole 221 is formed through along the axis X for the edging shaft 213 to penetrate, and the limit piece 22 is provided with a non-circular section matched with the edging shaft 213, so that the limit piece 22 can move together with the rod body 21. The stopper 222 is formed to extend outward in the direction perpendicular to the axis X. The friction unit 23 comprises three stop washer 231, two bowl-shaped washer 232 and a nut 233, wherein the stop washer 231 (with a round hole) is sleeved on the edging shaft 213, one of the stop washer 231 is clamped between the vertical plate 12 and the limiting plate 22, and the other two stop washer 231 is positioned between the vertical plate 12 and the connector module 3. The bowl-shaped washer 232 (with a round hole) is sleeved on the threaded section 214 and abuts against the limiting piece 22, the nut 233 is screwed on the threaded section 214 and abuts against the bowl-shaped washer 232, and the preset tightening degree among the rod body 21, the stop washer 231, the bowl-shaped washer 232, the limiting piece 22 and the vertical plate 12 can be determined through the position of the adjusting nut 233.

Referring to fig. 6, the connector module 3 is sleeved on the rod body 21 along the axis X, and includes a connecting body 31, an outer through hole 32, an inner through hole 33, four steps 34, four limiting ribs 35 and a connecting plate 36, wherein the connecting body 31 is a hollow cylinder. The outer through hole 32 is defined around and through along the axis X by the connecting body 31 and has a square cross section. The inner through hole 33 penetrates along the axis X and communicates with the outer through hole 32. The step sections 34 are formed in the connecting body 31 at intervals, and the limit ribs 35 extend along the axis X and are respectively located between any two of the step sections 34, and together with the connecting body 31, surround the inner through hole 33, in other words, the cross section of the inner through hole 33 is approximately cross-shaped. The connecting plate 36 is fastened to the connecting body 31 by a plurality of screws (not shown), and has an elongated through hole 361 for the chamfered shaft 213 to pass through, and one side thereof is clamped with the other two retaining washer 231 together with the vertical plate 12. The cross section of the long through hole 361 is matched with the cross section of the chamfered shaft 213, and the cross section area of the long through hole is smaller than that of the large-diameter stop section 212, and the chamfered shaft 213 is penetrated, so that the large-diameter stop section 212 abuts against the other side of the connecting plate 36.

The articulation module 4 is able to be shifted along the axis X with respect to the connector module 3 between a retracted position (fig. 7) and an extended position (fig. 9), and comprises an adjustment member 41 and a screw 42. The adjusting member 41 has a first adjusting body 411, a second adjusting body 412 and four protrusions 413. The first tuning body 411 has a first body portion 4111, a first outer through hole 4112, a first inner through hole 4113 and a first step portion 4114, wherein the first body portion 4111 is a hollow cube with a cross-sectional shape matching the cross-sectional shape of the outer through hole 32. The first outer through hole 4112 is defined around the first body portion 4111 and penetrates along the axis X, and has a circular cross-sectional shape. The first inner bore 4113 is defined by the first body portion 4111 around and penetrates along the axis X, has a circular cross-sectional shape, has a cross-sectional area larger than that of the first outer bore 4112, and communicates with the first outer bore 4112. The first step portion 4114 is generally annular and is located between the first outer through hole 4112 and the first inner through hole 4113.

The second tuning body 412 is fastened to the first tuning body 411 by a plurality of screws (not shown), and has a second body portion 4121, a convex ring 4122, a second outer through hole 4123, a second inner through hole 4124 and a second stepped portion 4125, wherein the second body portion 4121 is a hollow cube with a cross-sectional shape matching the cross-sectional shape of the outer through hole 32. The convex ring 4122 extends outward from the second body 4121 along the axis X, and is received in the first inner through hole 4113. The second outer bore 4123 is defined about and extends through the second body portion 4121 along an axis X and is circular in cross-sectional shape. The second inner through hole 4124 is defined around and through the second body portion 4121 along the axis X, has a circular cross-sectional shape and a cross-sectional area larger than that of the second outer through hole 4123, communicates with the second outer through hole 4123, and is matched with the cylindrical shaft 211. The second stepped portion 4125 is generally annular and is positioned between the second outer bore 4123 and the second inner bore 4124. The protruding blocks 413 are formed on the second body portion 4121, extend outwards at intervals along the radial direction of the axis X, and are respectively and alternately clamped between the limiting ribs 35, that is, are accommodated in the inner through holes 33, so that the protruding blocks 413 are limited by the limiting ribs 35, prevent the adjusting member 41 from rotating relative to the connector module 3, and can slide along the axis X.

The screw rod 42 is screwed to the rod body 21, and has a head 421, a large diameter section 422, a body 423 and a polygonal blind hole 424, wherein the head 421 is generally cylindrical and is accommodated in the first outer through hole 4112 in a matching manner. The large diameter section 422 is connected to the head 421 along the axis X, and has a cross-sectional area larger than that of the head 421, and is accommodated in the first inner through hole 4113 and is sandwiched between the first step portion 4114 and the convex ring 4122, so that the screw 42 and the adjusting member 41 can move together, and the same principle will be described later. The body portion 423 extends outward from the large-diameter section 422 along the axis X, passes through the second outer through hole 4123 and the second inner through hole 4124, and is screwed into the screw hole 215, when the body portion 423 is screwed into the depth of the screw hole 215 by rotation, the protrusion 413 is limited by the limiting rib 35, and the first adjusting body 411, the second adjusting body 412 and the outer through hole 32 have matched square cross sections, so that the adjusting member 41 cannot rotate along with the screw 42, but the large-diameter section 422 is clamped between the first step portion 4114 and the convex ring body 4122, so that the relative position between the adjusting member 41 and the connector module 3 can be driven. A polygonal blind hole 424 is formed through the head 421 along the axis X.

The square cross sections of the mounting hole 3100 and the outer through hole 32 may be matched with the square of the first body 4111 and the second body 4121, but the present utility model is not limited thereto, and may be polygonal cross sections matched with each other.

Referring to fig. 7 and 8, when the shaft module 4 is in the retracted position, the first adjusting body 411 is completely accommodated in the outer through hole 32 and is not exposed out of the connecting body 31, the cylindrical rod 211 is accommodated in the second inner through hole 4124 and is adjacent to the second step 4125, the large-diameter stop section 212 is accommodated in the inner through hole 33, the protrusion 413 is far away from the step 34, the body 423 is screwed to the screw hole 215, at this time, the user can insert an end of the tool T (such as a hexagonal wrench) having the polygonal blind hole 424 into the polygonal blind hole 424 corresponding to the mounting hole 3100 of the display housing cover 3000, and rotate the tool T in the first rotation direction H1, so that the body 423 gradually rotates out of the screw hole 215, and the large-diameter section 422 drives the first adjusting body 411 and the second adjusting body 412 to move outwards along the axis X relative to the connecting body 31, the cylindrical rod 211 gradually moves away from the second inner through hole 4124 and the second step 4125 along the axis X, and the protrusion 413 also slides along the axis X in the inner through hole 33 and approaches the step 34. Referring to fig. 9 and 10, when the protrusion 413 slides to abut against the step 34, the shaft module 4 is in the protruding position, and the first adjusting body 411 is exposed from the outer through hole 32 to the connecting body 31, and when the display cover 3000 covers the display 2000, the first adjusting body 411 can be clamped in the mounting hole 3100, and the mounting hole 3100 has a square cross section matched with the first adjusting body 411, so that the display cover 3000 can pivot relative to the display 2000 along the axis X; further, the display cover 3000 pivots to drive the first adjusting body 411 and the second adjusting body 412 to pivot synchronously with the protruding block 413 and drive the limiting rib 35, that is, drive the connecting body 31, and the rod body 21 moves synchronously with the connecting body 31 due to the locking of the connecting plate 36 to the connecting body 31, so that the display cover 3000 can pivot synchronously with respect to the board seat 1 and the display 2000 via the adjusting member 41, the connecting body module 3 and the shaft module 2, and the limiting block 222 of the limiting piece 22 can limit the rotation angle of the display cover 3000 with respect to the display 2000 in a manner of abutting against the board seat 1, and the bowl-shaped washer 232 can provide torsion force to compensate.

To remove the display cover 3000 from the display 2000, the tool T is inserted into the screw 42, and the screw 42 is screwed into the rod 21 along the second rotation direction H2 opposite to the first rotation direction H1, so that the shaft module 4 is shifted from the protruding position to the retracted position, the adjusting member 41 is retracted into the connector module 3, and at this time, the first adjusting member 411 is disengaged from the mounting hole 3100, and the display cover 3000 can be detached.

To sum up, this pivot quick detach structure overall structure can be minimized, easily sets up in large-scale casing or high load pivot connecting seat and does not occupy the space, and only need utilize the instrument to rotate the screw and drive, just can reach the quick detach function between display cap and the pivot quick detach structure. In addition, the rotating shaft quick-release structure can be retracted into the display and flush with the shell of the display when the display shell cover is not clamped, so that certain attractiveness is maintained.

Claims (10)

1. The utility model provides a pivot quick detach structure for connect a display and a display cap, this display cap contains at least one mounting hole, its characterized in that, this pivot quick detach structure includes:

a board seat fixedly connected to the display;

the shaft lever module comprises a rod body which is pivoted to the plate seat along an axis and can rotate relative to the plate seat by taking the axis as the axis;

the connector module is sleeved on the rod body and comprises an outer through hole and a plurality of stepped sections; and

a coupling module capable of being shifted between an outer convex position and an inner concave position along the axis relative to the connector module, and comprising:

the adjusting piece is accommodated in the outer through hole and provided with a plurality of convex blocks; a kind of electronic device with high-pressure air-conditioning system

The screw rod is in threaded connection with the rod body and moves together with the adjusting piece;

when the shaft connecting module is at the outward protruding position, the protruding block abuts against the step section, the adjusting piece is exposed out of the connector module and can be clamped in the mounting hole of the display shell cover, therefore, the display shell cover can synchronously pivot relative to the display through the adjusting piece, the connector module and the shaft lever module, when the shaft connecting module is at the inward shrinking position, the protruding block is far away from the step section, and the adjusting piece is inwards shrunk into the connector module and separated from the mounting hole of the display shell cover, and therefore, the display shell cover can be removed from the display.

2. The quick release structure of claim 1, wherein the pivoting module is moved from the retracted position to the extended position when the screw is rotated out of the rod in a first rotational direction, and wherein the pivoting module is moved from the extended position to the retracted position when the screw is rotated in a second rotational direction, the first rotational direction being opposite to the second rotational direction.

3. The quick release structure of claim 2, wherein the adjusting member has a first adjusting body and a second adjusting body fixedly connected to each other, the screw has a head, a large-diameter section and a body portion connected in order, the protrusions extend outwards from the second adjusting body and are spaced apart from each other, the body portion is threaded through the second adjusting body and is screwed to the rod body, the head is threaded through the first adjusting body, and the large-diameter section is sandwiched between the first adjusting body and the second adjusting body.

4. The quick release structure according to claim 3, wherein the first adjusting body has a first outer hole and a first inner hole, which are mutually communicated, the cross-sectional area of the first outer hole is smaller than that of the first inner hole, the head is accommodated in the first outer hole, the cross-sectional area of the head is smaller than that of the large-diameter section, and the large-diameter section is accommodated in the first inner hole.

5. The quick release structure of claim 4, wherein the first adjusting body further comprises a first step portion located between the first outer hole and the first inner hole, the second adjusting body comprises a convex ring extending outward along the axis and being received in the first inner hole, and the convex ring and the first step portion jointly clamp the large-diameter section.

6. The quick release structure of claim 5, wherein the second module further comprises a second outer hole, a second inner hole and a second stepped portion, the second inner hole is connected to the second outer hole and has a cross-sectional area larger than that of the second outer hole, the second stepped portion is located between the second outer hole and the second inner hole, the rod body has a cylindrical rod body, the cylindrical rod body is far away from the second stepped portion when the shaft module is in the protruding position, and the cylindrical rod body is accommodated in the second inner hole and is adjacent to the second stepped portion when the shaft module is in the retracted position.

7. The quick release structure of claim 6, wherein the connector module further comprises a plurality of limiting ribs extending along the axis and respectively located between any two of the steps, whereby the protrusions are limited to prevent the adjustment member from rotating relative to the connector module, the connector module further comprises an inner through hole in communication with the outer through hole, the cross-sectional shape of the outer through hole matches with the adjustment member, the steps are located between the outer through hole and the inner through hole, and the cross-sectional shapes of the first outer through hole, the first inner through hole, the second outer through hole and the second inner through hole are circular.

8. The quick release structure according to any one of claims 3 to 7, wherein the base comprises a base plate and a vertical plate angularly connected, the base plate is fixed to the display, the vertical plate has a plate hole through which the rod passes, the rod has a chamfered rod body, the connector module further comprises a connecting body and a connecting plate fixedly connected to each other, the step is formed in the connecting body, the connecting plate has an elongated through hole, and the chamfered rod body is fittingly inserted into the elongated through hole, thereby the connector module and the rod module can move together.

9. The quick release structure of claim 8, wherein the mounting hole, the first adjusting body, the second adjusting body and the outer through hole have a polygonal cross section correspondingly matched with each other, and the screw further has a polygonal blind hole formed in the head.

10. The quick release structure of claim 9, wherein the shaft module further comprises a limiting piece, the limiting piece is sleeved on the edging shaft in a matching manner and provided with a limiting block, the limiting block can abut against the plate seat to limit the rotation angle of the display shell cover relative to the display, the shaft module further comprises a friction unit, the friction unit is provided with a plurality of stop washer, a plurality of bowl-shaped washer and a nut, the stop washer is sleeved on the edging shaft and respectively clamped between the vertical plate and the limiting piece and between the plate seat and the connecting plate, the shaft body is provided with a threaded section, the threaded section extends outwards from the tail end of the edging shaft, and the nut is screwed on the threaded section, and the bowl-shaped washer is sleeved on the threaded section and is positioned between the nut and the connecting plate.