CN213630154U - Cross exhibition display lamp device convenient to install and use - Google Patents

Abstract

The utility model relates to a cross exhibition show lamp device convenient to installation is used. The LED lamp comprises a hanging beam, wherein a plurality of angle adjusting assemblies are mounted at the bottom of the hanging beam, quick-connection assemblies are mounted at the bottoms of the angle adjusting assemblies, and cross-shaped lighting assemblies are mounted at the bottoms of the quick-connection assemblies; the angle adjusting assembly comprises a mounting base plate, a support is arranged at the bottom of the mounting base plate, a front side plate and a rear side plate with first arc-shaped holes are mounted on two sides of the support, a first adjusting block is arranged between the two side plates, a left side plate and a right side plate with second arc-shaped holes are mounted on two sides of the first adjusting block, a second adjusting block is arranged between the two side plates, and a connecting column used for being connected with the quick-connection assembly is arranged in the center of the bottom of the second adjusting block; the cross-shaped light assembly comprises a cross-shaped section bar, four light bar assemblies are arranged on the periphery of the cross-shaped section bar, and the middle of the upper end of the cross-shaped section bar is detachably connected with the quick-connection assembly. The utility model has the advantages of reasonable design and convenient use.

Description

Cross exhibition display lamp device convenient to install and use

Technical Field

The utility model belongs to the technical field of exhibition lighting facilities, especially, relate to a cross exhibition show lamp device convenient to installation and use.

Background

The light facilities are usually required to be arranged in the scene of the exhibition, the light facilities play roles of decoration, atmosphere creation and the like besides playing a basic lighting role, and play an important role in the creation of the scene environment of the exhibition and the creation of the exhibition effect of the exhibition position, so that the development and design of the light facilities for the exhibition are always one of key directions of the development of the exhibition display technology.

In view of the periodic nature of the exhibition, lighting fixtures need to have the ability to be easily transported, quickly deployed and retrieved. On the other hand, considering different light effect requirements of different exhibition sites, the exhibition lamp device should have convenient use and adjustment modes. The specification of the chinese utility model patent CN211502396U discloses a modular lamp strip device, which comprises a cross-shaped aluminum profile, and a lamp strip assembly is fixed in each outer cavity of the cross-shaped aluminum profile. The specification of the chinese utility model patent CN211902401U discloses a combined lamp strip device, this lamp strip device center aluminium alloy and a plurality of cross-sections are the rectangle, the open lamp monomer aluminium alloy in outer end, and each lamp monomer aluminium alloy is connected with the equal dismouting of center aluminium alloy, all installs in each lamp monomer aluminium alloy and is fixed with lamp strip subassembly.

The light bar assemblies are typically suspended from the roof frame at the exhibition site by slings, in a suspended condition. The installation and use method has the following defects: firstly, the operation is complex in the mode of hanging and installing by using a sling, and the lighting system cannot be quickly built when being constructed on an exhibition site, so that the exhibition arrangement efficiency is low; secondly, the fixation of the lamp strip device and the adjustment of the angle of the lamp strip device cannot be realized under the existing hanging installation mode, so that the using state is single, and a satisfactory lighting effect is difficult to form.

Therefore, there is a need for a structurally optimized design of an exhibition lamp device for use in exhibition scenes to solve the aforementioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cross exhibition lamp device convenient to install and use with reasonable structural design and convenient use for solving the technical problems existing in the prior art.

The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a cross-shaped exhibition and display lamp device convenient to install and use comprises a hanging beam, wherein a plurality of angle adjusting components are arranged at the bottom of the hanging beam at equal intervals, a quick-connection component is arranged at the bottom of each angle adjusting component, and a cross-shaped light component is arranged at the bottom of each quick-connection component; the angle adjusting assembly comprises a mounting base plate, a support is arranged at the bottom of the mounting base plate, a front side plate and a rear side plate with first arc-shaped holes are mounted on two sides of the support, a first adjusting block is arranged between the two side plates, a left side plate and a right side plate with second arc-shaped holes are mounted on two sides of the first adjusting block, a second adjusting block is arranged between the two side plates, a first fastener for fixing the first adjusting block is mounted in the first arc-shaped hole, a second fastener for fixing the second adjusting block is mounted in the second arc-shaped hole, and a connecting column for connecting the quick-connection assembly is arranged at the center of the bottom of the second adjusting block; the cross-shaped light assembly comprises a cross-shaped section bar, four light bar assemblies are arranged on the periphery of the cross-shaped section bar, and the middle of the upper end of the cross-shaped section bar is detachably connected with the quick-connection assemblies.

The utility model has the advantages that:

the utility model provides a cross exhibition show lamp device convenient to installation and use that structural design is reasonable compares with current lamp strip device, the utility model discloses in hang the crossbeam through setting up and at the bottom installation angle adjusting part of hanging the crossbeam, make the cross light subassembly of carry installation below can control and two ascending angle modulation in front and back side, realized cross light subassembly's gesture promptly and adjusted, consequently make this exhibition show lamp device's user state richen various more, be favorable to forming the satisfying exhibition light effect. Through set up the quick-connect subassembly between angle adjusting subassembly and cross light subassembly, and the upper portion and the angle adjusting subassembly of quick-connect subassembly can be dismantled and be connected, the lower part can be dismantled with cross light subassembly and be connected, it is connected to make cross light subassembly whole change in carry out the carry to the bottom of angle adjusting subassembly, consequently compare with the hanging mounting means that current lamp strip device carries out complicated operation at the exhibition scene, this cross exhibition show lamp device changes in arranging and installing at the exhibition scene, the operation of removing the exhibition simultaneously is also very convenient.

Preferably: the first fastening piece comprises a first fastening screw with a handle at the outer end, a threaded hole is formed in the side part of the first adjusting block, and the inner end of the first fastening screw is located in the threaded hole; the second fastening piece comprises a second fastening screw with a handle at the outer end, a threaded hole is formed in the side portion of the second adjusting block, and the inner end of the second fastening screw is located in the threaded hole.

Preferably: the edge in first arc hole is equipped with the scale that is used for instructing the angle of first regulating block, is equipped with the scale that is used for instructing the angle of second regulating block in the edge in second arc hole.

Preferably: the quick-connecting assembly comprises an upper connecting sleeve and a lower connecting sleeve, a sliding sleeve is sleeved on the lower portion of the upper connecting sleeve, a ball hole is formed in the side wall of the lower portion of the upper connecting sleeve, balls are arranged in the ball hole, a boss for stirring the balls is arranged in the middle of the inner wall of the sliding sleeve, a spring is arranged between the boss and the upper connecting sleeve, and a trapezoidal groove is formed in the side wall of the upper portion of the lower connecting sleeve.

Preferably: the cross-shaped section comprises a middle square tube section, four side square tube sections are arranged around the middle square tube section, and each light bar assembly is arranged on the outer vertical surface of the side square tube section.

Preferably: the lamp strip assembly comprises a base section, a lamp holder section and a lamp shade which are fixedly bonded by sealant, an LED lamp bead and a circuit board are arranged on the lamp holder section, a power line is connected to the circuit board, and the power line penetrates out of the top of the lamp strip assembly.

Preferably: the quick-connection assembly comprises a connecting stud and a connecting rod, wherein internal threads are arranged on the upper portion of the inner wall of an upper connecting sleeve of the quick-connection assembly and the lower portion of the inner wall of a lower connecting sleeve, the top of an inner cavity of a square tube profile in the middle is provided with a connecting block with a threaded hole in the middle, the connecting stud further comprises an external thread, the upper end of the connecting stud is located in the lower connecting sleeve, the lower end of the connecting stud is located in the threaded hole of the connecting block, and the connecting.

Preferably: the center of each side square tube profile is provided with a side base profile, and a through hole is formed in the side base profile; and connecting plates are arranged on the outer sides of the upper end and the lower end of the base section, the connecting plates are fixedly connected with the side base section by adopting self-tapping screws, and the end parts of the self-tapping screws are positioned in the through holes.

Preferably: the hanging beam is a steel pipe, a wire hole is formed in the side wall of the steel pipe, a lead wire harness is arranged in the steel pipe, the lead wire harness extends out of the wire hole, and a wiring terminal is mounted at the end of the lead wire harness; the end part of the power line of the light bar component is provided with a connecting terminal which is connected with the wiring terminal in an inserting way.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top half-sectional view of the cross light assembly of FIG. 1;

FIG. 3 is a schematic view of the angle adjustment assembly of FIG. 1;

FIG. 4 is a schematic cross-sectional view of the light bar assembly of FIG. 2;

FIG. 5 is a schematic structural view of the quick connect assembly of FIG. 1;

fig. 6 is a schematic cross-sectional view of the quick connect assembly of fig. 1.

In the figure:

1. hanging a beam; 2. an angle adjustment assembly; 2-1, mounting a substrate; 2-2, a first adjusting block; 2-3, a first arc-shaped hole; 2-4, a first fastener; 2-5, a support; 2-6, second arc-shaped holes; 2-7, a second adjusting block; 2-8, connecting columns; 2-9, a second fastener; 3. a quick connect assembly; 3-1, connecting a sleeve; 3-2, sliding sleeves; 3-3, rolling balls; 3-4, connecting a sleeve pipe downwards; 3-5, trapezoidal grooves; 3-6, a spring; 4. a light bar assembly; 4-1, base section bar; 4-2, embedding the connecting strip; 4-3, a lampshade; 4-4, LED lamp beads; 4-5, a circuit board; 4-6, lamp holder section bar; 4-7, power lines; 4-8, sealing glue; 5. a cross-shaped section bar; 5-1, middle square tube section; 5-2, side square tube section bars; 5-3, side base section bar; 6. a harness of leads; 7. connecting blocks; 8. a connecting plate; 9. a self-tapping screw.

Detailed Description

For further understanding of the contents, features and effects of the present invention, the following embodiments are described in detail.

Please refer to fig. 1, the cross exhibition lamp device convenient to install and use of the present invention includes a hanging beam 1, a plurality of angle adjusting components 2 are installed at the bottom of the hanging beam 1 at equal intervals, a quick-connecting component 3 is installed at the bottom of the angle adjusting component 2, and a cross lighting component is installed at the bottom of the quick-connecting component 3.

The hanging beam 1 is used for hanging and installing a plurality of cross-shaped light components below, the hanging beam 1 can be made into different shapes such as an L-shaped shape and an S-shaped shape according to the requirement of constructing light effect on the exhibition site, and the plurality of cross-shaped light components below are correspondingly arranged along the shape of the hanging beam 1, so that a lamp strip/lamp curtain with a set shape is formed.

The angle adjusting component 2 is used for adjusting the angle of the cross-shaped light component below, specifically, adjusting the swing angle in the front-back direction and the swing angle in the left-right direction, and does not relate to lifting adjustment and rotation adjustment.

Connect subassembly 3 soon and be used for the high-speed joint and the quick split between angle adjusting subassembly 2 and the cross light subassembly, through providing connect quick detach function soon, make a plurality of cross light subassemblies can hang the installation to the below of hanging crossbeam 1 very high-efficiently when the lighting system is found at the scene, promote the efficiency of exhibition of cloth, also guaranteed the convenience of operation when removing the exhibition simultaneously.

Referring to fig. 3, it can be seen that:

the angle adjusting assembly 2 comprises a mounting substrate 2-1, the mounting substrate 2-1 is used for mounting the whole angle adjusting assembly 2 on the hanging beam 1, as shown in the figure, the left side and the right side of the mounting substrate 2-1 are respectively provided with a notch for embedding a bolt, a mounting hole is arranged at the corresponding position on the hanging beam 1, and the mounting substrate 2-1 is mounted and fixed on the hanging beam 1 by adopting the bolts positioned in the mounting holes and the notches.

The bottom of the mounting base plate 2-1 is provided with a support 2-5, the two sides of the support 2-5 are provided with a front side plate and a rear side plate with a first arc-shaped hole 2-3, a first adjusting block 2-2 is arranged between the two side plates, the two sides of the first adjusting block 2-2 are provided with a left side plate and a right side plate with a second arc-shaped hole 2-6, a second adjusting block 2-7 is arranged between the two side plates, a first fastening piece 2-4 used for fixing the first adjusting block 2-2 is arranged in the first arc-shaped hole 2-3, and a second fastening piece 2-9 used for fixing the second adjusting block 2-7 is arranged in the second arc-shaped hole 2-6.

As shown in the figures, the back, i.e. the top, of the first adjustment block 2-2 is arc-shaped, and correspondingly the bottom of the seat 2-5 is provided with a matching arc-shaped groove, and the back, i.e. the top, of the second adjustment block 2-7 is arc-shaped, correspondingly the bottom of the first adjustment block 2-2 is provided with a matching arc-shaped groove. During adjustment, the first adjusting block 2-2 is rotated left and right and locked by the first fastening piece 2-4, and then the second adjusting block 2-7 is rotated back and forth and locked by the second fastening piece 2-9.

As shown in the figure, a front side plate and a rear side plate with first arc-shaped holes 2-3 are fixedly connected with a support 2-5 by screws, and a left side plate and a right side plate with second arc-shaped holes 2-6 are fixedly connected with a first adjusting block 2-2 by screws. In order to indicate the adjusted angle, in this embodiment, a scale for indicating the angle of the first adjusting block 2-2 is provided at the edge of the first arc-shaped hole 2-3, and a scale for indicating the angle of the second adjusting block 2-7 is provided at the edge of the second arc-shaped hole 2-6.

In this embodiment, the first fastening member 2-4 comprises a first fastening screw with a handle at the outer end, a threaded hole is formed in the side of the first adjusting block 2-2, and the inner end of the first fastening screw is located in the threaded hole; the second fastening piece 2-9 comprises a second fastening screw with a handle at the outer end, a threaded hole is formed in the side part of the second adjusting block 2-7, and the inner end of the second fastening screw is positioned in the threaded hole. Therefore, when the first adjusting block 2-2 is rotated left and right, the first fastening screw of the first fastening piece 2-4 moves in the first arc-shaped hole 2-3, when the first fastening screw is operated by the handle to be screwed, the front side plate and the rear side plate on the support 2-5 are fixed with the first adjusting block 2-2, when the second adjusting block 2-7 is rotated back and forth, the second fastening screw of the second fastening piece 2-9 moves in the second arc-shaped hole 2-6, and when the second fastening screw is operated by the handle to be screwed, the left side plate and the right side plate on the first adjusting block 2-2 are fixed with the second adjusting block 2-7.

The center of the bottom of the second adjusting block 2-7 is provided with a connecting column 2-8 used for being connected with the quick-connection assembly 3, so that the angle adjusting assembly 2 and the quick-connection assembly 3 are detachably connected.

Referring to fig. 5 and 6, it can be seen that:

the quick connection assembly 3 comprises an upper connection sleeve 3-1 and a lower connection sleeve 3-4, a sliding sleeve 3-2 is sleeved on the lower portion of the upper connection sleeve 3-1, a ball hole is formed in the side wall of the lower portion of the upper connection sleeve 3-1, balls 3-3 are arranged in the ball hole, a boss for stirring the balls 3-3 is arranged in the middle of the inner wall of the sliding sleeve 3-2, a spring 3-6 is arranged between the boss and the upper connection sleeve 3-1, and a trapezoidal groove 3-5 is formed in the side wall of the middle upper portion of the lower connection sleeve 3-4.

As shown in the drawing, the ball holes are formed on the inner wall of the upper adapter sleeve 3-1 so that the diameter of the wall holes is smaller than the diameter of the balls 3-3, so that the balls 3-3 do not fall off from the ball holes toward the inside of the upper adapter sleeve 3-1. Under the elastic force of the spring 3-6, the sliding sleeve 3-2 moves downwards, the limit of the moving range of the sliding sleeve 3-2 is realized by arranging the snap ring on the outer wall of the lower end of the upper connecting sleeve 3-1 and matching the snap ring with the boss, when the sliding sleeve 3-2 moves to the position where the boss is contacted with the snap ring, the sliding sleeve cannot move downwards, the boss is positioned on the outer side of the ball 3-3 and pushes the ball 3-3 inwards, and when the middle upper part of the lower connecting sleeve 3-4 is inserted into the inner cavity of the middle lower part of the upper connecting sleeve 3-1, the ball 3-3 falls into the trapezoidal groove 3-5, so that the butt joint of the upper connecting sleeve 3-1 and the lower connecting sleeve 3-4 is realized.

The specific operation is as follows: the sliding sleeve 3-2 is pushed upwards to separate the boss from the balls 3-3, the spring 3-6 is compressed at the moment, the lower connecting sleeve 3-4 is inserted into the upper connecting sleeve 3-1, the balls 3-3 are pressed to move outwards, the sliding sleeve 3-2 is loosened after the lower connecting sleeve is inserted in place, the sliding sleeve 3-2 moves downwards to reset under the elastic force of the spring 3-6, the boss moves to the outer side of the balls 3-3 again, and the balls 3-3 are pressed to move inwards and enter the trapezoidal groove 3-5, so that locking connection is achieved.

The cross-shaped light component comprises a cross-shaped section bar 5, four light bar components 4 are arranged around the cross-shaped section bar 5, the four light bar components 4 emit light from four directions, and the middle of the upper end of the cross-shaped section bar 5 is detachably connected with the quick-connection component 3.

Referring to fig. 1, 2 and 4, it can be seen that:

the cross-shaped section bar 5 comprises a middle square tube section bar 5-1, four side square tube section bars 5-2 are arranged on the periphery of the middle square tube section bar 5-1, and each light bar assembly 4 is installed on the outer vertical surface of the side square tube section bar 5-2.

The middle square tube section 5-1 and each side square tube section 5-2 of the cross section 5 are integrally formed into an aluminum section, and the aluminum section is obtained by an extrusion forming process on an extruder.

The lamp strip assembly 4 comprises a base section bar 4-1, a lamp holder section bar 4-6 and a lampshade 4-3 which are fixedly bonded by sealant 4-8, an LED lamp bead 4-4 and a circuit board 4-5 are arranged on the lamp holder section bar 4-6, a power line 4-7 is connected to the circuit board 4-5, and the power line 4-7 penetrates out of the top of the lamp strip assembly 4. The circuit board 4-5 is used for connecting a plurality of LED lamp beads 4-4 on the lamp holder section bar 4-6 in a circuit mode, and therefore when the circuit board 4-5 is connected with electricity, the LED lamp beads 4-4 are simultaneously lightened.

As shown in the figure, the base profile 4-1 comprises a base profile, on both sides of which an inner and an outer clamping plate profile are arranged. The lamp holder section bar 4-6 comprises a base plate section bar, an inner clamping plate section bar and an outer clamping plate section bar are respectively arranged on two sides of the base plate section bar, the LED lamp beads 4-4 are installed on the outer vertical surface of the base plate section bar of the lamp holder section bar 4-6, and the circuit board 4-5 is installed on the inner vertical surface of the base plate section bar of the lamp holder section bar 4-6. The base section 4-1 and the lamp holder section 4-6 are respectively an integrally extruded aluminum section, and the aluminum alloy is obtained by an extrusion molding process on an extruder, so that when the exhibition lamp device is constructed, the whole aluminum section is cut into appropriate length sections, and the exhibition lamp device has the designed length.

The lampshade 4-3 is U-shaped and made of acrylic material, as shown in the figure, the lamp holder section bar 4-6 is buckled on the base section bar 4-1, the lampshade 4-3 is buckled on the outer side of the lamp holder section bar 4-6, and the three are bonded and fixed at the joint through the sealant 4-8. Furthermore, in order to ensure the bonding strength, two sides of the lamp holder section bar 4-6 can be provided with embedded grooves, the inner wall of the lampshade 4-3 is provided with embedded connecting strips 4-2, and the embedded connecting strips 4-2 are embedded into the embedded grooves.

Connect between subassembly 3 and the angle modulation subassembly 2 soon, connect between subassembly 3 and the cross light subassembly soon and adopt the following mode to be connected:

the quick-connection assembly comprises a quick-connection assembly 3, a connecting block 7 and a connecting stud, wherein internal threads are arranged on the middle upper portion of the inner wall of an upper connecting sleeve 3-1 and the middle lower portion of the inner wall of a lower connecting sleeve 3-4 of the quick-connection assembly 3, the top of an inner cavity of a middle square tube profile 5-1 is provided with a threaded hole in the middle, the connecting block 7 is an aluminum alloy block with adaptive size and is pressed into the top of the inner cavity of the middle square tube profile 5-1 by a press machine, the quick-connection assembly further comprises the connecting stud, the upper end of the connecting stud is located in. External threads are arranged on the connecting columns 2-8, and the connecting columns 2-8 are in threaded connection with the upper connecting sleeve 3-1.

The light bar component 4 is connected with the cross-shaped section bar 5 in the following mode:

the center of each side square tube section 5-2 is provided with a side base section 5-3, a through hole is arranged in the side base section 5-3, and the side base section 5-3 and the main body part of the cross section 5 are integrally extruded and molded. Connecting plates 8 are arranged on the outer sides of the upper end and the lower end of a base section bar 4-1 of the light bar assembly 4 (namely the back parts of the upper end and the lower end), the connecting plates 8 are fixedly connected with a side base section bar 5-3 through self-tapping screws 9, and the end parts of the self-tapping screws 9 are positioned in the through holes.

Specifically, as shown in the figure, the connecting plate 8 and the base section bar 4-1 are fixed by welding, bonding and the like, a connecting hole is formed in the connecting plate 8 at a position corresponding to the through hole of the side base section bar 5-3, a tapping screw 9 is inserted into the connecting hole and the corresponding through hole, and the tapping screw 9 self-taps a thread on the inner wall of the through hole, so that the fixing of the connecting plate 8 and the cross section bar 5 is completed.

In this embodiment, as shown in fig. 1, the hanging beam 1 is a steel pipe, a wire hole is formed in a side wall of the steel pipe, a lead wire harness 6 is arranged in the steel pipe, the lead wire harness 6 extends out of the wire hole, and a terminal is installed at an end of the lead wire harness; and a connecting terminal which is connected with the connecting terminal in an inserting way is arranged at the end part of the power line 4-7 of the light bar component 4. Therefore, after the hanging beam 1, the angle adjusting assembly 2, the quick connection assembly 3 and the cross-shaped light assembly are assembled, the light bar assemblies 4 of the cross-shaped light assemblies are conveniently connected to the controller through the lead wire harnesses 6.

Further, considering that each cross-shaped light assembly has four light bar assemblies 4, in order to further improve the convenience of circuit connection, a connection terminal can be configured for each cross-shaped light assembly, and the connection terminal is fixedly mounted on the top of the cross-shaped section bar 5 in a bonding manner, so that the connection terminal on the power lines 4-7 of each light bar assembly 4 is connected with the connection terminal in a plugging manner, and then the connection terminal on the lead wire harness 6 is connected with the connection terminal in a plugging manner, thereby improving the convenience of operation.

The use method comprises the following steps:

the hanging beam 1 with the lead wire harness 6 inside is integrally transferred to an exhibition site, a plurality of angle adjusting assemblies 2 are installed on the hanging beam 1 on the site, a plurality of quick connection assemblies 3 are disassembled, upper connection sleeves 3-1 are connected to connecting columns 2-8 of the angle adjusting assemblies 2, and lower connection sleeves 3-4 are connected to the tops of cross-shaped sections 5;

then, adjusting and setting the angle of each angle adjusting component 2;

then, the hanging beam 1 is connected to a hoisting facility (generally a winch arranged on a roof) equipped at the exhibition site, the hanging beam 1 is lifted to a certain height by operating the hoisting facility, then a lower connecting sleeve 3-4 arranged at the top of the cross-shaped lighting assembly is upwards connected to an upper connecting sleeve 3-1 at one position in a butt joint mode, and then a wiring terminal on the lead wiring harness 6 is connected with a wiring terminal on the cross-shaped lighting assembly in an inserting mode; and then operating the hoisting facility to lift the whole exhibition and display lamp device to a high position to complete arrangement.

Claims (9)

1. The utility model provides a cross exhibition show lamp device convenient to installation is used, characterized by: the novel LED lamp hanging device comprises a hanging beam (1), wherein a plurality of angle adjusting assemblies (2) are arranged at the bottom of the hanging beam (1) at equal intervals, a quick connection assembly (3) is arranged at the bottom of each angle adjusting assembly (2), and a cross-shaped lighting assembly is arranged at the bottom of each quick connection assembly (3); the angle adjusting assembly (2) comprises a mounting base plate (2-1), a support (2-5) is arranged at the bottom of the mounting base plate (2-1), a front side plate and a rear side plate with first arc-shaped holes (2-3) are arranged on two sides of the support (2-5), a first adjusting block (2-2) is arranged between the two side plates, a left side plate and a right side plate with second arc-shaped holes (2-6) are arranged on two sides of the first adjusting block (2-2), a second adjusting block (2-7) is arranged between the two side plates, a first fastening piece (2-4) used for fixing the first adjusting block (2-2) is arranged in the first arc-shaped hole (2-3), a second fastening piece (2-9) used for fixing the second adjusting block (2-7) is arranged in the second arc-shaped hole (2-6), the center of the bottom of the second adjusting block (2-7) is provided with a connecting column (2-8) used for being connected with the quick-connection component (3); the cross-shaped light assembly comprises a cross-shaped section bar (5), four light bar assemblies (4) are mounted on the periphery of the cross-shaped section bar (5), and the middle of the upper end of the cross-shaped section bar (5) is detachably connected with the quick-connection assembly (3).

2. The cross-shaped exhibition lamp device easy to install and use as claimed in claim 1, wherein: the first fastening piece (2-4) comprises a first fastening screw with a handle at the outer end, a threaded hole is formed in the side part of the first adjusting block (2-2), and the inner end of the first fastening screw is positioned in the threaded hole; the second fastening piece (2-9) comprises a second fastening screw with a handle at the outer end, a threaded hole is formed in the side part of the second adjusting block (2-7), and the inner end of the second fastening screw is located in the threaded hole.

3. The cross-shaped exhibition lamp device easy to install and use as claimed in claim 2, wherein: scales used for indicating the angle of the first adjusting block (2-2) are arranged at the edge of the first arc-shaped hole (2-3), and scales used for indicating the angle of the second adjusting block (2-7) are arranged at the edge of the second arc-shaped hole (2-6).

4. The cross-shaped exhibition lamp device easy to install and use as claimed in claim 3, wherein: the quick-connection assembly (3) comprises an upper connecting sleeve (3-1) and a lower connecting sleeve (3-4), a sliding sleeve (3-2) is sleeved on the lower portion of the upper connecting sleeve (3-1), a ball hole is formed in the side wall of the lower portion of the upper connecting sleeve (3-1), balls (3-3) are arranged in the ball hole, a boss for stirring the balls (3-3) is arranged in the middle of the inner wall of the sliding sleeve (3-2), a spring is arranged between the boss and the upper connecting sleeve (3-1), and a trapezoidal groove (3-5) is formed in the side wall of the middle upper portion of the lower connecting sleeve (3-4).

5. The cross-shaped exhibition lamp device easy to install and use as claimed in claim 4, wherein: the cross-shaped section bar (5) comprises a middle square tube section bar (5-1), four side square tube section bars (5-2) are arranged on the periphery of the middle square tube section bar (5-1), and each light bar assembly (4) is installed on the outer vertical surface of the side square tube section bar (5-2).

6. The cross-shaped exhibition lamp device easy to install and use as claimed in claim 5, wherein: the lamp strip assembly (4) comprises a base section bar (4-1), a lamp holder section bar (4-6) and a lampshade (4-3) which are fixedly bonded by sealant (4-8), an LED lamp bead (4-4) and a circuit board (4-5) are installed on the lamp holder section bar (4-6), a power line (4-7) is connected onto the circuit board (4-5), and the power line (4-7) penetrates out of the top of the lamp strip assembly (4).

7. The cross-shaped exhibition lamp device easy to install and use as claimed in claim 6, wherein: the quick-connection assembly comprises a quick-connection assembly (3), internal threads are arranged on the middle upper portion of the inner wall of an upper connecting sleeve (3-1) of the quick-connection assembly and the middle lower portion of the inner wall of a lower connecting sleeve (3-4), a connecting block (7) with a threaded hole in the middle is arranged at the top of an inner cavity of a middle square tube profile (5-1), a connecting stud is further included, the upper end of the connecting stud is located in the lower connecting sleeve (3-4), the lower end of the connecting stud is located in the threaded hole of the connecting block (7), external threads are arranged on connecting columns (2-8), and the connecting columns (2-8) are in threaded connection with the upper.

8. The cross-shaped exhibition lamp device easy to install and use as claimed in claim 7, wherein: the center of each side square tube section (5-2) is provided with a side base section (5-3), and a through hole is arranged in the side base section (5-3); connecting plates (8) are arranged on the outer sides of the upper end and the lower end of the base section bar (4-1), the connecting plates (8) are fixedly connected with the side base section bar (5-3) through self-tapping screws (9), and the end parts of the self-tapping screws (9) are positioned in the through holes.

9. The cross-shaped exhibition lamp device easy to install and use as claimed in claim 8, wherein: the hanging beam (1) is a steel pipe, a wire hole is formed in the side wall of the steel pipe, a lead wire harness (6) is arranged in the steel pipe, the lead wire harness (6) extends out of the wire hole, and a wiring terminal is arranged at the end part of the lead wire harness; and a connecting terminal which is connected with the connecting terminal in an inserting way is arranged at the end part of the power line (4-7) of the light bar component (4).

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