CN211875535U

CN211875535U - Convenient steel construction display screen strutting arrangement of hidden screw

Info

Publication number: CN211875535U
Application number: CN202020477172.9U
Authority: CN
Inventors: 胡炳强; 张旭驰
Original assignee: Henan Zhuocheng Steel Structure Engineering Co ltd
Current assignee: Henan Zhuocheng Steel Structure Engineering Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-11-06
Anticipated expiration: 2030-04-03

Abstract

The utility model relates to a display screen supports the field, concretely relates to hidden convenient steel construction display screen strutting arrangement of screw, erect the roof beam including two supports, two supports to be equipped with first crossbeam between erecting the roof beam, the second crossbeam, third crossbeam and fourth crossbeam, support and erect the roof beam, first crossbeam, the second crossbeam, third crossbeam and fourth crossbeam adopt the square tubular structure that the stereoplasm steel was made respectively, the top of first crossbeam and the top of third crossbeam are connected rather than one both ends of supporting the perpendicular roof beam respectively, the bottom of second crossbeam and the bottom of fourth crossbeam are connected with another both ends of supporting the perpendicular roof beam respectively, the bottom of first crossbeam and the top of second crossbeam and the bottom of third crossbeam are connected through strutting arrangement respectively. The utility model provides a be convenient for installation or dismantlement can hide the screw, is convenient for bordure, and is fixed firm, the hidden convenient steel construction display screen strutting arrangement of screw of being convenient for transport.

Description

Convenient steel construction display screen strutting arrangement of hidden screw

Technical Field

The utility model relates to a display screen supports the field, concretely relates to hidden convenient steel construction display screen strutting arrangement of screw.

Background

At present, the existing market or large exhibition adopts a fixed cloth picture or a dynamically displayed display screen to display articles; the cost of the former is low, the former is suitable for large-area display articles, the service time is short, but cloth-width pictures are mostly disposable products and are difficult to recycle; the display screen is rich in displayed pictures, various in content, suitable for indoor or square information display and convenient to recycle, the conventional electronic display equipment is a flat panel display and consists of small LED module panels, and the LED display equipment has the advantages of low working voltage, low energy consumption, long service life, capability of actively emitting light, higher brightness, capability of regulating the brightness by using voltage, shock resistance, vibration resistance and the like, so that the display screen displayed dynamically is used for displaying the love of audience groups.

However, the display screen is used to display information by fixing the display device on the supporting device, and displaying the image by matching with the input display signal at the rear end, and in order to increase the service life of the supporting device, protect the corners, and beautify the exterior, a circle of frame is generally wrapped on the edge of the supporting device; however, because the screws on the existing supporting device are all leaked on the side wall of the supporting device, the edge of the supporting device is difficult to be covered, and the vertical beam, the cross beam and the supporting rod of the supporting device are assembled by a plurality of groups of screws, the installation process is complicated, so that the working difficulty of an assembler is increased, and the assembly by the assembler is inconvenient; in addition, the length of the cross beam of the existing supporting device is long, so that the supporting device is difficult to transport, and is difficult to move to indoor environments such as markets or large-scale exhibitions, and the transportation cost of the supporting device is greatly improved.

Therefore, the hidden convenient steel structure display screen supporting device of the screw, which is convenient to mount or dismount, can hide the screw, is convenient to edge, is firm in fixation, is convenient to transport, and has wide market prospect.

Disclosure of Invention

The utility model provides a not enough to prior art, the utility model provides a be convenient for installation or dismantlement can hide the screw, is convenient for bordure, and is fixed firm, the hidden convenient steel construction display screen strutting arrangement of screw of being convenient for transport for overcome defect among the prior art.

The utility model adopts the technical proposal that: the utility model provides a hidden convenient steel construction display screen strutting arrangement of screw, erect the roof beam including two supports, two supports are equipped with first crossbeam between erecting the roof beam, the second crossbeam, third crossbeam and fourth crossbeam, support and erect the roof beam, first crossbeam, the second crossbeam, third crossbeam and fourth crossbeam adopt the square tubular structure that the stereoplasm steel was made respectively, the top of first crossbeam and the top of third crossbeam are connected rather than one both ends of supporting perpendicular roof beam respectively, the bottom of second crossbeam and the bottom of fourth crossbeam are connected with another both ends of supporting perpendicular roof beam respectively, the bottom of first crossbeam and the top of second crossbeam and the bottom of third crossbeam and the top of fourth crossbeam are connected through strutting arrangement respectively.

The supporting device comprises a first cross beam, a second cross beam, a connecting groove formed in the inner wall of the third cross beam and a connecting groove formed in the inner wall of the fourth cross beam respectively, a connecting plate is sleeved in the connecting groove, the connecting plate is welded on the first cross beam, the second cross beam, the third cross beam or the fourth cross beam, a connecting threaded hole is formed in the connecting plate, a connecting screw is sleeved in the connecting threaded hole, the diameter of the connecting screw is matched with the aperture of the connecting threaded hole, the connecting screw is in threaded connection with the connecting threaded hole, the bottom end of the first cross beam is connected with the top end of the second cross beam, the bottom end of the third cross beam is connected with the top end of the fourth.

The connecting plate on the quantity adopt four, four connecting screw holes evenly distributed on the connecting plate, the outer wall of first crossbeam, second crossbeam, third crossbeam and fourth crossbeam is corresponding connecting screw hole respectively and has seted up the connecting trepanning, the connecting trepanning of seting up on the outer wall of first crossbeam, second crossbeam, third crossbeam and fourth crossbeam is corresponding respectively adopts four, four connecting trepanning are located same axis with four connecting screw hole's center respectively, the aperture of connecting trepanning is not less than connecting screw hole's aperture.

The supporting vertical beam is internally sleeved with two supporting plates, the two supporting plates are symmetrically welded at two ends of the supporting vertical beam, supporting threaded holes are formed in the supporting plates, the inner walls of the first cross beam, the second cross beam, the third cross beam and the fourth cross beam are respectively and correspondingly provided with fixing threaded holes, fixing screws are sleeved in the fixing threaded holes and sleeved on the supporting threaded holes, the diameters of the fixing screws are matched with the diameters of the fixing threaded holes and the diameters of the supporting threaded holes, the fixing screws are in threaded connection with the fixing threaded holes and the supporting threaded holes, and the first cross beam, the second cross beam, the third cross beam and the fourth cross beam are respectively connected with the supporting vertical beam through the fixing screws.

The supporting plate on support the quantity of screw hole and adopt two, two support screw hole evenly distributed in the backup pad, fixed screw hole on first crossbeam, second crossbeam, third crossbeam and the fourth crossbeam correspondingly adopts two, the outer wall of first crossbeam, second crossbeam, third crossbeam and fourth crossbeam is corresponding respectively has seted up fixed trepanning, fixed trepanning all is located same axis with fixed screw hole and support the center of screw hole, the aperture of fixed trepanning is not less than the aperture of fixed screw hole.

The support erect the roof beam on be equipped with four stoppers, four stoppers are symmetrical respectively and are established on the both ends of supporting perpendicular roof beam, wherein two stoppers are established on the inner wall of supporting perpendicular roof beam, two other stoppers are established on the outer wall of supporting perpendicular roof beam, stopper and support perpendicular roof beam structure as an organic whole.

The limiting groove is formed in the top end of the first cross beam, the bottom end of the second cross beam, the top end of the third cross beam and the bottom end of the fourth cross beam and corresponds to the limiting block respectively, the limiting groove is formed in the inner walls of the first cross beam, the second cross beam, the third cross beam and the fourth cross beam, and the width of the limiting groove is matched with the width of the limiting block.

First crossbeam and third crossbeam and second crossbeam and fourth crossbeam between all be equipped with a plurality of support montant, a plurality of support montant evenly distributed first crossbeam and third crossbeam and second crossbeam and fourth crossbeam between, a plurality of connect the via hole has been seted up to first crossbeam and second crossbeam corresponding support montant respectively, connect the via hole along the top surface of first crossbeam or second crossbeam set up to the bottom surface of first crossbeam or second crossbeam, a plurality of fixed orifices has been seted up to the inner wall of third crossbeam and fourth crossbeam corresponding support montant respectively, fixed orifices and connect the via hole suit respectively on the both ends of supporting the montant, the shape of fixed orifices and connect the via hole is identical with the appearance that supports the montant.

Two supporting cross bars are arranged between the two supporting vertical beams, the inner ends of the two supporting cross bars are symmetrically provided with fixing grooves, the fixing groove is arranged on the inner wall of the supporting cross bar, the inner side of the supporting cross bar is provided with connecting holes, supporting screws are sleeved among the connecting holes, the aperture of the connecting holes is matched with the diameter of the supporting screws, the connecting holes are in threaded connection with the supporting screws, the middle part of one of the supporting vertical beams is provided with a limiting through hole, the limiting through hole is arranged on the bottom surface of one of the supporting vertical beams along the top surface of one of the supporting vertical beams, the middle part of the other supporting vertical beam is provided with a limiting hole, the limiting hole is arranged on the inner wall of the other supporting vertical beam, the outer ends of the two supporting cross rods are respectively sleeved on the limiting hole and the limiting through hole, and the shapes of the limiting hole and the limiting through hole are respectively matched with the shapes of the supporting cross rods.

The supporting vertical beam, the first cross beam, the second cross beam, the third cross beam and the fourth cross beam are respectively sleeved with an outer-coating frame, and the outer-coating frame is buckled on the supporting vertical beam, the first cross beam, the second cross beam, the third cross beam and the fourth cross beam.

The utility model has the advantages that: firstly, the utility model comprises two supporting vertical beams, a first beam, a second beam, a third beam and a fourth beam are arranged between the two supporting vertical beams, the first beam, the second beam, the third beam and the fourth beam are respectively of a square tubular structure made of hard steel, the top end of the first beam and the top end of the third beam are respectively connected with both ends of one supporting vertical beam, the bottom end of the second beam and the bottom end of the fourth beam are respectively connected with both ends of the other supporting vertical beam, the bottom end of the first beam and the top end of the second beam as well as the bottom end of the third beam are respectively connected with the top end of the fourth beam through a supporting device, the utility model splits the beams through the first beam, the second beam, the third beam and the fourth beam, and splits the supporting horizontal beam into two supporting horizontal beams, so that the utility model is convenient and labor-saving in transportation, thereby saving the transportation cost; secondly, the connecting screw is conveniently hidden in the beam through the connecting groove, the connecting plate, the connecting threaded hole and the connecting sleeve hole, and the fixing screw is hidden between the beam and the supporting vertical beam through the supporting plate, the supporting threaded hole, the fixing threaded hole and the fixing sleeve hole, so that the screw is conveniently hidden, and the assembling personnel can conveniently carry out edge covering; thirdly, the cross beam and the supporting vertical beam are connected through two fixing screws, namely the utility model uses eight fixing screws to connect the cross beam and the supporting vertical beam together, so that the assembly or disassembly work of the main body of the utility model can be completed by installing eight fixing screws, and four connecting screws are respectively adopted between the first cross beam and the second cross beam as well as between the third cross beam and the fourth cross beam, namely the utility model uses eight connecting screws to connect together, and two supporting cross rods are connected through the supporting screws, so that the assembly or disassembly work of the utility model can be completed by installing the supporting screws and eight connecting screws, thereby facilitating the installation or disassembly of the utility model; additionally, the utility model discloses a stopper and the spacing groove that are equipped with are convenient for erect the roof beam with support with first crossbeam, second crossbeam, third crossbeam, fourth crossbeam and carry on spacingly and be connected to reinforcing its connecting portion to a plurality of support montant through being equipped with and support the horizontal pole and consolidate the utility model discloses, make the utility model discloses fixed firm, convenient to use the utility model discloses support the display screen, make the utility model discloses have fine society and economic benefits, be the product of easily using widely.

Drawings

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

Fig. 2 is an assembly schematic diagram of the first cross member and the second cross member of the present invention.

Fig. 3 is an assembly schematic diagram of the middle support vertical beam and the fourth beam of the present invention.

Fig. 4 is an assembly diagram between two support cross bars according to the present invention.

Fig. 5 is a schematic structural diagram of the first cross beam of the present invention.

Fig. 6 is a schematic structural view of a third cross beam in the present invention.

Fig. 7 is a schematic structural diagram of the present invention for wrapping.

Fig. 8 is a schematic structural view of the middle outer-packing frame of the present invention.

Detailed Description

As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, a convenient steel structure display screen strutting arrangement of hidden screw type, including two support vertical beams 1, be equipped with first crossbeam 2 between two support vertical beams 1, second crossbeam 3, third crossbeam 4 and fourth crossbeam 5, support vertical beam 1, first crossbeam 2, second crossbeam 3, square tubular structure that third crossbeam 4 and fourth crossbeam 5 just made of stereoplasm respectively, the top of first crossbeam 2 and the top of third crossbeam 4 are connected with the both ends of one of them support vertical beam 1 respectively, the bottom of second crossbeam 3 and the bottom of fourth crossbeam 5 are connected with the both ends of another support vertical beam 1 respectively, the bottom of first crossbeam 2 and the top of second crossbeam 3 and the bottom of third crossbeam 4 and the top of fourth crossbeam 5 are connected through strutting arrangement respectively.

The supporting device comprises connecting grooves 6 respectively formed in the inner walls of a first cross beam 2, a second cross beam 3, a third cross beam 4 and a fourth cross beam 5, connecting plates 7 are sleeved in the connecting grooves 6, the connecting plates 7 are welded on the first cross beam 2, the second cross beam 3, the third cross beam 4 or the fourth cross beam 5, connecting threaded holes 8 are formed in the connecting plates 7, connecting screws are sleeved in the connecting threaded holes 8, the diameters of the connecting screws are matched with the diameters of the connecting threaded holes 8, the connecting screws are in threaded connection with the connecting threaded holes 8, the bottom end of the first cross beam 2 is connected with the top end of the second cross beam 3, and the bottom end of the third cross beam 4 is connected with the top end of the fourth cross beam 5 through the connecting screws; the number of the connecting threaded holes 8 on the connecting plate 7 is four, the four connecting threaded holes 8 are uniformly distributed on the connecting plate 7, the outer walls of the first beam 2, the second beam 3, the third beam 4 and the fourth beam 5 are respectively provided with four connecting sleeve holes 9 corresponding to the connecting threaded holes 8, the connecting sleeve holes 9 formed in the outer walls of the first beam 2, the second beam 3, the third beam 4 and the fourth beam 5 are respectively and correspondingly four, the four connecting sleeve holes 9 are respectively positioned on the same axis with the centers of the four connecting threaded holes 8, and the aperture of each connecting sleeve hole 9 is not smaller than that of the corresponding connecting threaded hole 8. Thereby facilitating the mounting or dismounting of the first and second cross members 2 and 3 and the third and fourth cross members 4 and 5 using the connection screws.

Two supporting plates 10 are sleeved in the supporting vertical beam 1, the two supporting plates 10 are symmetrically welded at two ends of the supporting vertical beam 1, supporting threaded holes 11 are formed in the supporting plates 10, fixing threaded holes 12 are correspondingly formed in the inner walls of the first cross beam 2, the second cross beam 3, the third cross beam 4 and the fourth cross beam 5 respectively, fixing screws are sleeved in the fixing threaded holes 12 and are sleeved on the supporting threaded holes 11, the diameters of the fixing screws are matched with the diameter of the fixing threaded holes 12 and the diameter of the supporting threaded holes 11, the fixing screws are in threaded connection with the fixing threaded holes 12 and the supporting threaded holes 11, and the first cross beam 2, the second cross beam 3, the third cross beam 4 and the fourth cross beam 5 are connected with the supporting vertical beam 1 through the fixing screws respectively; the quantity of backup pad 10 on support screw hole 11 adopts two, two support screw hole 11 evenly distributed are on backup pad 10, first crossbeam 2, second crossbeam 3, fixed screw hole 12 on third crossbeam 4 and the fourth crossbeam 5 correspondingly adopts two, first crossbeam 2, second crossbeam 3, fixed trepanning 13 has correspondingly been seted up respectively to the outer wall of third crossbeam 4 and fourth crossbeam 5, fixed trepanning 13 all is located same axis with fixed screw hole 12 and the center of supporting screw hole 11, the aperture of fixed trepanning 13 is not less than the aperture of fixed screw hole 12, thereby be convenient for use set screw with first crossbeam 2, second crossbeam 3, third crossbeam 4 and fourth crossbeam 5 with support erect roof beam 1 and install or dismantle.

Four limit blocks 14 are arranged on the supporting vertical beam 1, the four limit blocks 14 are respectively symmetrically arranged at two ends of the supporting vertical beam 1, two of the limit blocks 14 are arranged on the inner wall of the supporting vertical beam 1, the other two limit blocks 14 are arranged on the outer wall of the supporting vertical beam 1, and the limit blocks 14 and the supporting vertical beam 1 are of an integral structure; the top of first crossbeam 2, the bottom of second crossbeam 3, the top of third crossbeam 4 and the bottom of fourth crossbeam 5 corresponding stopper 14 respectively seted up spacing groove 15, spacing groove 15 is located first crossbeam 2, second crossbeam 3, the inner wall of third crossbeam 4 and fourth crossbeam 5, the width of spacing groove 15 is identical with stopper 14's width, thereby consolidate first crossbeam 2, second crossbeam 3, third crossbeam 4, fourth crossbeam 5 and support and erect roof beam 1, be convenient for with first crossbeam 2, second crossbeam 3, third crossbeam 4, fourth crossbeam 5 with support erect roof beam 1 and be connected and spacing.

The supporting vertical bars 16 are arranged between the first cross beam 2 and the third cross beam 4 and between the second cross beam 3 and the fourth cross beam 5, the supporting vertical bars 16 are uniformly distributed between the first cross beam 2 and the third cross beam 4 and between the second cross beam 3 and the fourth cross beam 5, the first cross beam 2 and the second cross beam 3 are respectively provided with a plurality of connecting through holes 17 corresponding to the supporting vertical bars 16, the connecting through holes 17 are arranged along the top surface of the first cross beam 2 or the second cross beam 3 to the bottom surface of the first cross beam 2 or the second cross beam 3, the inner walls of the third cross beam 4 and the fourth cross beam 5 are respectively provided with a plurality of fixing holes 18 corresponding to the supporting vertical bars 16, the fixing holes 18 and the connecting through holes 17 are respectively sleeved on two ends of the supporting vertical bars 16, and the shapes of the fixing holes 18 and the connecting through holes 17 are matched with the shapes of the supporting vertical bars 16, so that the supporting vertical bars 16 can be conveniently, A second cross member 3, a third cross member 4 and a fourth cross member 5.

Two supporting cross rods 19 are arranged between the two supporting vertical beams 1, fixing grooves are symmetrically arranged at the inner ends of the two supporting cross rods 19, the fixing grooves are arranged on the inner walls of the supporting cross rods 19, connecting holes 20 are arranged at the inner sides of the supporting cross rods 19, supporting screws are sleeved between the connecting holes 20, the diameters of the connecting holes 20 are matched with the diameters of the supporting screws, the connecting holes 20 are in threaded connection with the supporting screws, a limiting through hole is arranged in the middle of one supporting vertical beam 1 and is arranged on the bottom surface of one supporting vertical beam 1 along the top surface of the other supporting vertical beam 1, a limiting hole is arranged in the middle of the other supporting vertical beam 1 and is arranged on the inner wall of the other supporting vertical beam 1, the outer ends of the two supporting cross rods 19 are respectively sleeved on the limiting hole and the limiting through hole, and the shape of the limiting through hole is matched with the appearance of the supporting cross rods 19, thereby facilitating the assembly of the two supporting vertical beams 1 and the installation thereof between the two supporting vertical beams 1; support erect roof beam 1, first crossbeam 2, second crossbeam 3, third crossbeam 4 and fourth crossbeam 5 on respectively the cover be equipped with outsourcing frame 21, outsourcing frame 21 buckle is erecting roof beam 1, first crossbeam 2, second crossbeam 3, third crossbeam 4 and fourth crossbeam 5 in the support on to be convenient for to erect roof beam 1, first crossbeam 2, second crossbeam 3, third crossbeam 4 and fourth crossbeam 5 to the support and wrap the frame, make the utility model discloses life receives the extension.

The product assembling method comprises the following steps: as shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, first, the bottom end of the first beam 2 is aligned with the top end of the second beam 3 and the bottom end of the third beam 4 is aligned with the top end of the fourth beam 5, respectively, the connection screws are used to pass through the connection sleeve holes 9 and screwed to the connection screw holes 8, thereby fixedly connecting the bottom end of the first beam 2 with the top end of the second beam 3 and the bottom end of the third beam 4 with the top end of the fourth beam 5, respectively, and the inner ends of the two support rails 19 are aligned and screwed to the connection holes 20, thereby fixedly connecting the two support rails 19; then, respectively aligning the top end of the first cross beam 2, the bottom end of the second cross beam 3, the top end of the third cross beam 4 and the bottom end of the fourth cross beam 5 at two ends of the two supporting vertical beams 1, and using fixing screws to penetrate through the fixing sleeve holes 13 and be screwed on the supporting threaded holes 11 and the fixing threaded holes 12, so that the top end of the first cross beam 2, the bottom end of the second cross beam 3, the top end of the third cross beam 4 and the bottom end of the fourth cross beam 5 are respectively fixedly connected with two ends of the two supporting vertical beams 1; then, two ends of the supporting cross rod 19 are respectively sleeved on the two supporting vertical beams 1, two ends of the plurality of supporting vertical rods 16 are respectively sleeved on the connecting through holes 17 and the fixing holes 18, and the outer covering frames 21 are respectively buckled on the supporting vertical beams 1, the first cross beam 2, the second cross beam 3, the third cross beam 4 and the fourth cross beam 5, so that the assembly is completed.

The utility model discloses a be convenient for installation or dismantlement can hide the screw, is convenient for bordure, and is fixed firm, the hidden convenient steel construction display screen strutting arrangement of screw of being convenient for transport, makes the utility model discloses extensive market prospect has.

Claims

1. The utility model provides a hidden convenient steel construction display screen strutting arrangement of screw which characterized in that: erect roof beam (1) including two supports, two supports are equipped with first crossbeam (2) between erecting roof beam (1), second crossbeam (3), third crossbeam (4) and fourth crossbeam (5), support and erect roof beam (1), first crossbeam (2), second crossbeam (3), the square tubular structure that third crossbeam (4) and fourth crossbeam (5) adopted the stereoplasm steel to make respectively, the top of first crossbeam (2) and the top of third crossbeam (4) are connected with the both ends that one of them supported perpendicular roof beam (1) respectively, the bottom of second crossbeam (3) and the bottom of fourth crossbeam (5) are connected with the both ends that another supported perpendicular roof beam (1) respectively, the bottom of first crossbeam (2) and the top of second crossbeam (3) and the bottom of third crossbeam (4) are connected through strutting arrangement respectively with the top of fourth crossbeam (5).

2. The screw-concealed convenient steel structure display screen supporting device according to claim 1, characterized in that: the supporting device comprises a connecting groove (6) which is formed in the inner wall of a first cross beam (2), a second cross beam (3), a third cross beam (4) and a fourth cross beam (5) respectively, a connecting plate (7) is sleeved in the connecting groove (6), the connecting plate (7) is welded on the first cross beam (2), the second cross beam (3), the third cross beam (4) or the fourth cross beam (5), a connecting threaded hole (8) is formed in the connecting plate (7), a connecting screw is sleeved in the connecting threaded hole (8), the diameter of the connecting screw is matched with the diameter of the connecting threaded hole (8), the connecting screw is in threaded connection with the connecting threaded hole (8), the bottom end of the first cross beam (2) is connected with the top end of the second cross beam (3) and the bottom end of the third cross beam (4) is connected with the top end of the fourth cross beam (5) through the connecting screw respectively.

3. The screw-concealed convenient steel structure display screen supporting device according to claim 2, characterized in that: the number of the connecting threaded holes (8) in the connecting plate (7) is four, the four connecting threaded holes (8) are uniformly distributed in the connecting plate (7), the outer walls of the first beam (2), the second beam (3), the third beam (4) and the fourth beam (5) are respectively provided with four connecting sleeve holes (9) corresponding to the connecting threaded holes (8), the connecting sleeve holes (9) formed in the outer walls of the first beam (2), the second beam (3), the third beam (4) and the fourth beam (5) are respectively correspondingly four, the four connecting sleeve holes (9) are respectively positioned on the same axis with the centers of the four connecting threaded holes (8), and the aperture of each connecting sleeve hole (9) is not smaller than that of the connecting threaded hole (8).

4. The screw-concealed convenient steel structure display screen supporting device according to claim 1, characterized in that: two supporting plates (10) are sleeved in the supporting vertical beam (1), the two supporting plates (10) are symmetrically welded at two ends of the supporting vertical beam (1), supporting threaded holes (11) are formed in the supporting plates (10), fixing threaded holes (12) are correspondingly formed in the inner walls of the first cross beam (2), the second cross beam (3), the third cross beam (4) and the fourth cross beam (5) respectively, fixing screws are sleeved in the fixing threaded holes (12), the fixing screw is sleeved on the supporting threaded hole (11), the diameter of the fixing screw is matched with the aperture of the fixing threaded hole (12) and the aperture of the supporting threaded hole (11), all adopt threaded connection between this set screw and fixed screw hole (12) and support screw hole (11), first crossbeam (2), second crossbeam (3), third crossbeam (4) and fourth crossbeam (5) are connected with support vertical beam (1) through this set screw respectively.

5. The screw-concealed convenient steel structure display screen supporting device according to claim 4, wherein: backup pad (10) on the quantity of support screw hole (11) adopt two, two support screw hole (11) evenly distributed are on backup pad (10), fixed screw hole (12) on first crossbeam (2), second crossbeam (3), third crossbeam (4) and fourth crossbeam (5) correspondingly adopt two, first crossbeam (2), second crossbeam (3), fixed trepanning (13) have been seted up correspondingly respectively to the outer wall of third crossbeam (4) and fourth crossbeam (5), fixed trepanning (13) all are located the same axis with fixed screw hole (12) and the center of supporting screw hole (11), the aperture of fixed trepanning (13) is not less than the aperture of fixed screw hole (12).

6. The screw-concealed convenient steel structure display screen supporting device according to claim 1, characterized in that: support and be equipped with four stopper (14) on erecting roof beam (1), four stopper (14) symmetry respectively are established on the both ends of supporting perpendicular roof beam (1), wherein two stopper (14) are established on the inner wall of supporting perpendicular roof beam (1), two other stopper (14) are established on the outer wall of supporting perpendicular roof beam (1), stopper (14) with support perpendicular roof beam (1) structure as an organic whole.

7. The screw-concealed convenient steel structure display screen supporting device according to claim 6, wherein: the limiting groove (15) is formed in the top end of the first cross beam (2), the bottom end of the second cross beam (3), the top end of the third cross beam (4) and the bottom end of the fourth cross beam (5) and corresponds to the limiting block (14) respectively, the limiting groove (15) is formed in the inner walls of the first cross beam (2), the second cross beam (3), the third cross beam (4) and the fourth cross beam (5), and the width of the limiting groove (15) is identical to the width of the limiting block (14).

8. The screw-concealed convenient steel structure display screen supporting device according to claim 1, characterized in that: a plurality of supporting vertical rods (16) are arranged between the first cross beam (2) and the third cross beam (4) and between the second cross beam (3) and the fourth cross beam (5), the supporting vertical rods (16) are uniformly distributed between the first cross beam (2) and the third cross beam (4) and between the second cross beam (3) and the fourth cross beam (5), the first cross beam (2) and the second cross beam (3) are respectively provided with a plurality of connecting through holes (17) correspondingly, the connecting through holes (17) are arranged to the bottom surface of the first cross beam (2) or the second cross beam (3) along the top surface of the first cross beam (2) or the second cross beam (3), the inner walls of the third cross beam (4) and the fourth cross beam (5) are respectively provided with a plurality of fixing holes (18) correspondingly supporting the vertical rods (16), the fixing holes (18) and the connecting through holes (17) are respectively sleeved on the two ends of the supporting vertical rods (16), the shapes of the fixing hole (18) and the connecting through hole (17) are matched with the shape of the supporting vertical rod (16).

9. The screw-concealed convenient steel structure display screen supporting device according to claim 1, characterized in that: two supporting transverse rods (19) are arranged between the two supporting vertical beams (1), fixing grooves are symmetrically formed in the inner ends of the two supporting transverse rods (19), the fixing grooves are formed in the inner walls of the supporting transverse rods (19), connecting holes (20) are formed in the inner sides of the supporting transverse rods (19), supporting screws are sleeved between the connecting holes (20), the diameters of the connecting holes (20) are matched with the diameters of the supporting screws, the connecting holes (20) are in threaded connection with the supporting screws, a limiting through hole is formed in the middle of one supporting vertical beam (1), the limiting through hole is formed in the bottom surface of one supporting vertical beam (1) along the top surface of the other supporting vertical beam (1), a limiting hole is formed in the middle of the other supporting vertical beam (1), the limiting hole is formed in the inner wall of the other supporting vertical beam (1), the outer ends of the two supporting transverse rods (19) are respectively sleeved on the limiting hole and the limiting through hole, the shapes of the limiting hole and the limiting through hole are respectively matched with the shape of the supporting cross rod (19).

10. The screw-concealed convenient steel structure display screen supporting device according to claim 1, characterized in that: the supporting vertical beam (1), the first cross beam (2), the second cross beam (3), the third cross beam (4) and the fourth cross beam (5) are respectively sleeved with an outer packaging frame (21), and the outer packaging frame (21) is buckled on the supporting vertical beam (1), the first cross beam (2), the second cross beam (3), the third cross beam (4) and the fourth cross beam (5).