CN211059654U - Quick-release L ED box fixing device - Google Patents

Abstract

The utility model discloses a quick L ED box fixing device that unloads, it includes the retaining member, the positive through-hole that extends to L ED module is seted up at the hole bottom middle part of installation blind hole, the fore shaft has been seted up with the installation blind hole corresponding position on the mount, the one end of retaining member is inserted and the joint is in the installation blind hole, the fixture block of the retaining member other end wears to establish in the fore shaft, the advantage is in the installation blind hole at the L ED box back with the retaining member joint through stop screw, when installing the L ED box that will install the L ED module on the mount, at first insert corresponding in the fore shaft with the fixture block of retaining member, reuse the spanner that corresponds with the fore shaft from L ED module, insert in the fore shaft, make the retaining member rotate through the spanner, and then make the fixture block joint at the inward flange of fore shaft, with this realization with L ED box quick fixed purpose, the utility model discloses a dismouting mode is laborsaving, convenient operation, be favorable to improving daily maintenance.

Description

Quick-release L ED box fixing device

The technical field is as follows:

the utility model relates to a display screen equipment technical field, in particular to quick L ED box fixing device of unloading.

Background art:

l ED display screen is a display mode through controlling semiconductor LED, the display screen that is used for various information such as show characters, figure, image and video, it is known that, L ED display screen comprises a plurality of L ED box, the front of every L ED box is fixed with a plurality of L ED module, at present, usually adopt multiunit screw with L ED box fixed connection on the mount, but it is very loaded down with trivial details to carry out the dismouting through the mode of screwing the screw, waste time and energy, especially when carrying out daily maintenance and overhaul to L ED module dismouting, prolong maintenance repair time, reduce maintenance efficiency, in addition, when screwing the screw to the mount from the front of L ED box in order to install fixedly, need reserve great screw mounted position on the front of L ED module, so can influence the display effect of L ED module.

The utility model has the following contents:

an object of the utility model is to provide a L ED box fixing device unloads fast convenient to quick assembly disassembly just can guarantee L ED module display effect.

The utility model discloses by following technical scheme implementation, a quick L ED box fixing device that unloads, it includes the mount, and it still includes the retaining member, has seted up an installation blind hole respectively on four angles at L ED box back, the positive through-hole that extends to L ED module is seted up at the bottom of a hole middle part of installation blind hole on the mount with the installation blind hole corresponds the position and has seted up the fore shaft, the one end of retaining member is inserted and the joint is in the installation blind hole, and follows installation blind hole circumferential direction sets up, arrange in the installation blind hole the terminal surface of retaining member seted up with the lockhole of through-hole intercommunication, the fixture block of the retaining member other end wear to be established in the lockhole, and with the activity joint of fore shaft.

Further, the locking piece comprises the clamping block and a cylindrical base arranged in the mounting blind hole; the base passes through the connecting rod with fixture block fixed connection, the outer wall of base with the inner wall laminating of installation blind hole, the base is close to seted up on the one end terminal surface of the hole bottom of installation blind hole the lockhole.

Furthermore, a limit screw is screwed on the back of the L ED box body adjacent to the mounting blind hole, and a nut of the limit screw is movably clamped with the end face of the other end of the base.

Furthermore, a boss with an upward slope is fixed on one side of the bottom of the mounting blind hole along the circumferential direction around the through hole; and a convex block is fixed on the end surface of the locking piece on the other side of the bottom of the mounting blind hole along the circumferential direction around the lock hole, the highest end of the boss is in movable contact with one end adjacent to the convex block, and the end surface of the convex block is in sliding contact with the inclined ascending surface of the boss.

Furthermore, the base is close to stop screw's terminal surface is followed retaining member direction of rotation is fixed to have the stopper on uphill inclined plane, the stopper with stop screw activity joint.

Furthermore, the fixing frame is of a structure shaped like a Chinese character 'jing', a cross beam of the fixing frame is made of square steel, the locking notch is formed in one side, close to the L ED box body, of the cross beam, and the fixture block penetrates through the locking notch and is arranged in the cross beam and movably clamped with the inner edge of the locking notch.

Furthermore, the cross section of the lock hole is a regular polygon.

The utility model has the advantages of in the installation blind hole at the L ED box back with the retaining screw joint, when installing the L ED box that will install the L ED module on the mount, at first insert the fixture block of retaining member in corresponding the lockhole, the spanner that reuses and corresponds with the lockhole openly passes the through-hole from L ED module after, inserts in the lockhole, makes the retaining member rotate through the spanner, and then makes the fixture block joint at the inward flange of fore shaft to this realizes L ED box quick fixed purpose, the utility model discloses a dismouting mode labour saving and time saving, convenient operation is favorable to improving daily maintenance efficiency, in addition, need not reserve screw mounted position in L ED module's front, guarantees the display effect of L ED module.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a sectional view a-a of fig. 1.

Fig. 3 is a partially enlarged view B of fig. 2.

Fig. 4 is a schematic structural view of the fixing frame of the present invention.

Fig. 5 is a schematic diagram of the structure of the back side of the L ED box body of the present invention.

Fig. 6 is a cross-sectional view C-C of fig. 5.

Fig. 7 is a schematic structural view of the locking member of the present invention.

Fig. 8 is a cross-sectional view taken along line D-D of fig. 7.

Fig. 9 is a view from direction E of fig. 7.

Fig. 10 is a schematic view showing the use state of the locking member when it is unlocked.

The parts in the drawing are marked as a fixed frame 1, a cross beam 1.1, a locking notch 1.11, a locking part 2, a locking hole 2.1, a clamping block 2.2, a base 2.3, a connecting rod 2.4, an L ED box body 3, a mounting blind hole 3.1, a limiting screw 4, a boss 5, a convex block 6, a limiting block 7, a L ED module 8 and a through hole 9.

The specific implementation mode is as follows:

as shown in figures 1 to 10, the quick-release L ED box fixing device comprises a fixing frame 1 and a locking member 2, wherein an installation blind hole 3.1 is formed in each of four corners of the back of a L ED box 3, a through hole 9 extending to the front of a L ED module 8 is formed in the middle of the bottom of a hole of the installation blind hole 3.1, a side wall, attached to each other, of each L2 ED module 8 and an adjacent L ED module 8 on an L ED box 3 is of a toothed concave-convex structure, each two adjacent L ED modules 8 are mutually matched through the toothed concave-convex structure, therefore, each two adjacent L ED modules 8 do not generate a straight gap but form a toothed gap, the toothed gap is not easily seen by human eyes, the display effect of the whole 856 ED display screen is improved, one end of the locking member 2 is inserted into and clamped in the installation blind hole 3.1 and is arranged along the installation blind hole 3.1, the circumferential direction of the installation blind hole 3.1, the end face of the locking member 2 placed in the installation blind hole 3.1, a locking block 2 which is provided with a locking hole 2 communicated with the through a locking hole 9, the locking hole 2.1.1, the locking clamp is arranged on the mounting blind hole 3.1.1.1, the transverse beam 2, the transverse beam 3.1.2, the transverse beam 3.2, the transverse beam 3.1, the transverse beam 2 is arranged, the transverse beam 3.1, the transverse beam 2 transverse beam 3.1 is arranged, the transverse beam 2, the transverse beam 3.1 is arranged in the transverse beam 2, the transverse beam 3.1, the transverse beam 2, the transverse beam 3.1 is arranged, the transverse beam 2, the transverse beam 3.1 is fixedly installed, the transverse beam 2, the transverse beam 3.1, the transverse beam 2, the transverse beam 3.1, the transverse beam 2 transverse beam 3.1, the transverse beam 2, the transverse beam 3.1 is fixedly installed, the transverse beam 2, the transverse beam 3.1, the transverse beam 2, the transverse beam 3.1 is fixedly installed, the transverse beam 2, the transverse.

A boss 5 with an upward slope is fixed on one side of the bottom of a hole of an installation blind hole 3.1 in the circumferential direction around a through hole 9, a lug 6 is fixed on the end face of a locking part 2 on the other side of the bottom of the hole of the installation blind hole 3.1 in the circumferential direction around a lock hole 2.1, the end face of the lug 6 is in sliding contact with the upward slope of the boss 5, the highest end of the boss 5 is in movable contact with one end adjacent to the lug 6, therefore, under the blocking of the highest end of the boss 5, the locking part 2 can only rotate to the boss 5 in a single direction from the lowest end of the upward slope of the boss 5, in the process of enabling the clamping part 2.2 to be clamped on the inner edge of a lock opening 1.11 in a cross beam 1.1 by rotating the locking part 2 through a wrench, the lug 6 slides to the boss 5 gradually along the upward slope of the boss 5, meanwhile, the locking part 2 is ejected out, a base 2.3 of the locking part 2 is gradually clamped with a nut of a limiting screw 4, when the L ED box body 3 is locked on a fixing frame 1, the upper slope of the limiting screw 2, the limiting block 2, the limiting screw 7 is clamped with the limiting screw, and the limiting screw 7 is capable of rotating to be clamped on the limiting block 2, and the limiting screw, the limiting block 2, and the limiting screw 7 is capable of rotating and is capable of rotating to be clamped on the limiting block 2, and is capable of rotating to be clamped on the limiting screw, and is capable of rotating to be clamped on the limiting block 2.

The usage shows that in an initial state, the lug 6 on the locking member 2 and the boss 5 in the installation blind hole 3.1 are respectively arranged on two sides of the through hole 9, the fixture block 2.2 is in a horizontal state, the nut of the limiting screw 4 corresponds to the lowest point of the upward slope of the limiting block 7, when the L ED box 3 is installed, the fixture block 2.2 horizontally penetrates through the locking opening 1.11 and is arranged in the cross beam 1.1, an inner four-corner wrench is adopted to be inserted into the locking opening 2.1 through the through hole 9, the wrench is rotated to enable the locking member 2 to rotate, the fixture block 2.2 rotates from the horizontal state to the vertical state at the same time, the fixture block 2.2 is clamped on the inner edge of the locking opening 1.11 in the cross beam 1.1, so that the L ED box 3 is locked on the fixing frame 1, meanwhile, the lug 6 rotates to the upward slope of the boss 5, the upward slope of the limiting block 7 rotates from the lowest point to the highest point gradually until the base 2.3 of the locking member 2 of the locking screw 4 is clamped on the limiting screw 4, when the fixture block L is disassembled, the reverse case rotates to the lowest point, the nut of the locking screw 4, and the locking member 2.3 gradually rotates from the highest point of the fixture block 2, and the nut 2 to the boss 2, the boss 2 can be loosened from the boss 2.11, and the boss 2.2.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A quick-release L ED box fixing device comprises a fixing frame and is characterized by further comprising a locking member, wherein four corners of the back of a L ED box are respectively provided with a mounting blind hole, the middle of the bottom of the mounting blind hole is provided with a through hole extending to the front face of a L ED module, a locking opening is formed in the fixing frame corresponding to the mounting blind hole, one end of the locking member is inserted into and clamped in the mounting blind hole and is arranged in a rotating mode along the circumferential direction of the mounting blind hole, a locking hole communicated with the through hole is formed in the end face of the locking member arranged in the mounting blind hole, and a clamping block at the other end of the locking member penetrates through the locking opening and is clamped with the locking opening in a movable mode.

2. The quick-release L ED box fixing device as claimed in claim 1, wherein the locking member includes the fixture block and a cylindrical base disposed in the mounting blind hole, the base is fixedly connected to the fixture block through a connecting rod, an outer wall of the base is attached to an inner wall of the mounting blind hole, and the locking hole is formed in an end face of the base adjacent to a bottom of the mounting blind hole.

3. The quick release L ED box fixing device of claim 2, wherein a limit screw is screwed onto the rear face of the L ED box adjacent to the blind mounting hole, and a nut of the limit screw is movably clamped with the other end face of the base.

4. The quick release L ED box fixing device as claimed in claim 3, wherein a boss with an ascending slope is fixed circumferentially around the through hole on one side of the bottom of the blind mounting hole, a projection is fixed circumferentially around the locking hole on the end face of the locking member disposed on the other side of the bottom of the blind mounting hole, the highest end of the boss is in movable contact with the end adjacent to the projection, and the end face of the projection is in sliding contact with the ascending slope of the boss.

5. The quick-release L ED box fixing device as claimed in claim 4, wherein the base has a limiting block with an upward slope fixed to its end face adjacent to the limiting screw along the rotation direction of the locking member, and the limiting block is movably engaged with the limiting screw.

6. The quick-release L ED box fixing device of claim 1, wherein the fixing frame is of a structure like a Chinese character 'jing', a cross beam of the fixing frame is made of square steel, the locking notch is formed in one side, adjacent to the L ED box, of the cross beam, and the fixture block penetrates through the locking notch, is arranged in the cross beam, and is movably clamped with an inner edge of the locking notch.

7. The quick release L ED box holder of claim 1, wherein the keyhole is a regular polygon in cross-section.

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