Vehicle exhibition stand column cross arm

Abstract

The utility model discloses an automobile exhibition stand column cross arm, which relates to the field of automobile exhibition racks and comprises a base, a cavity is formed in the base, a lifting assembly is fixedly mounted in the cavity, the outer surface of the lifting assembly is in threaded connection with a placing assembly, and the upper surface of the placing assembly is in threaded connection with a gland assembly. A servo motor is started through the arranged lifting assembly and an external power source, a threaded rod is driven to rotate through a transmission rod, and the placing assembly ascends along with the lifting assembly, so that a truss is conveniently brought to a high position, installation personnel do not need to climb to the high position for connection, time and labor are saved, and the life safety of the installation personnel is guaranteed; the truss is built above the placing plate, a circular groove is formed in the upper portion of the cover plate, the cover plate slides to the upper portion of the connecting frame along the outer surface of the threaded rod through the circular groove, the cover plate is connected and fixed through bolts, and then the truss is transported to a proper height through the lifting assembly.

Description

Technical Field

[0001] The utility model relates to the field of car exhibition display frames, in particular to a car exhibition column cross arm. Background Art

[0002] In order to allow consumers to more intuitively experience the vehicle's appearance and driving experience, automobile manufacturers will hold auto shows in large and spacious indoor areas. In order to better display the vehicles from multiple angles, they usually build display racks to place the vehicles.

[0003] In the process of building existing display racks, it is usually necessary to lift the trusses to the top of the columns through lifting equipment, and then the installers need to climb to a high place to connect them. This is time-consuming and labor-intensive, and there are safety hazards. At the same time, the construction process is cumbersome and difficult to operate. Utility Model Content

[0004] The utility model provides a cross arm of a car exhibition column.

[0005] To achieve the above object, the utility model provides the following technical solution: a cross arm of a car exhibition column, comprising a base, a cavity is opened inside the base, a rising component is fixedly installed inside the cavity, a placement component is threadedly connected to the outer surface of the rising component, and a gland component is threadedly connected to the upper surface of the placement component;

[0006] The lifting component comprises a servo motor, the outer surface of the servo motor is fixedly mounted inside the cavity, the output end of the servo motor is spline-connected with a transmission rod, and one end of the transmission rod is fixedly connected with a threaded rod.

[0007] Preferably, the placement assembly includes a first sliding block, a threaded groove is opened in the middle of the first sliding block, the internal thread of the threaded groove is connected to the outer surface of the threaded rod, the front surface of the first sliding block is fixedly connected to a placement plate, and both sides of the placement plate are fixedly connected to a connecting frame; a truss is built above the placement plate, and the connecting frame is connected to the cover plate to facilitate protection of the top of the truss to prevent it from tilting, and the first sliding block is threadedly connected to the outer surface of the threaded rod to facilitate transporting the truss to a suitable height through the threaded rod.

[0008] Preferably, the pressure cover assembly includes a cover plate, the lower surface of the cover plate is threadedly connected to the upper surface of the connecting frame by bolts, and a square groove is provided on the back side of the cover plate, and a second sliding block is fixedly connected to the inside of the square groove; a circular groove is provided above the cover plate, and the cover plate is slid along the outer surface of the threaded rod to the top of the connecting frame through the circular groove, and is connected and fixed with bolts, and then the truss is transported to a suitable height by the lifting assembly. The operation is simple and easy to use.

[0009] Preferably, the upper surface of the base is fixedly connected to a limiting frame, and the outer surface of the limiting frame is slidably connected to a truss; a sliding groove is provided on the outer surface of the limiting frame, and the sliding groove is adapted to the first sliding block and the second sliding block, so as to facilitate limiting the limiting frame and prevent the limiting frame from rotating with the threaded rod, thereby ensuring that the limiting frame can move upward along the threaded rod; the connection between the truss and the limiting frame is in the form of a square frame, which is sleeved onto the outer surface of the limiting frame and is located above the placement plate and below the cover plate, so that the limiting frame can slide up and down on the outer surface of the limiting frame following the placement plate.

[0010] Preferably, a force-bearing plate is fixedly connected to the edge of the outer surface of the base, and a bottom plate is fixedly connected to the lower surface of the force-bearing plate; the force-bearing plate is convenient for increasing the force bearing under the base, and the bottom plate is convenient for increasing the contact area between the base and the ground, both for the purpose of making the installation of the device more stable and avoiding tilting.

[0011] Preferably, a through groove is provided on the upper surface of the base plate, and a ground bolt is inserted into the through groove; the ground bolt is passed through the through groove, thereby facilitating the connection and fixation of the base plate to the ground.

[0012] Preferably, a groove is provided on one side of the base, and a dustproof net is fixedly connected to the inside of the groove; the groove facilitates the dissipation of heat generated by the servo motor, and the dustproof net prevents dust from entering, thereby ensuring the service life of the servo motor.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model sets up a rising component, and an external power supply starts the servo motor, which drives the threaded rod to rotate through the transmission rod, and the placement component rises accordingly, so that the truss is brought to a high place, and there is no need for installers to climb to a high place for connection, which saves time and effort and ensures the life safety of the installers.

[0015] 2. The utility model constructs a truss above the placement plate by means of a placement assembly and a pressure cover assembly. A circular groove is provided above the cover plate. The cover plate is slid along the outer surface of the threaded rod through the circular groove to above the connecting frame, and is connected and fixed with bolts. The truss is then transported to a suitable height through the lifting assembly. The operation is simple and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the rising component of the utility model;

[0018] Figure 3 This is a schematic diagram of the placement component structure of the utility model;

[0019] Figure 4This is a schematic diagram of the truss structure of the utility model.

[0020] In the figure: 1. base; 2. rising assembly; 201. servo motor; 202. transmission rod; 203. threaded rod; 3. placement assembly; 301. first sliding block; 302. placement plate; 303. connecting frame; 4. pressure cover assembly; 401. cover plate; 402. bolt; 403. second sliding block; 5. limit frame; 6. truss; 7. load-bearing plate; 8. bottom plate; 9. ground bolt. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Example 1

[0023] See also Figure 1-4 In the figure, a cross arm of a car exhibition column includes a base 1, a cavity is opened inside the base 1, a rising component 2 is fixedly installed inside the cavity, a placement component 3 is threadedly connected to the outer surface of the rising component 2, and a gland component 4 is threadedly connected to the upper surface of the placement component 3;

[0024] The lifting component 2 includes a servo motor 201 , the outer surface of the servo motor 201 is fixedly installed inside the cavity, the output end of the servo motor 201 is spline-connected with a transmission rod 202 , and one end of the transmission rod 202 is fixedly connected with a threaded rod 203 .

[0025] In this embodiment: an external power supply starts the servo motor 201, which drives the threaded rod 203 to rotate through the transmission rod 202, and the placement component 3 rises accordingly, thereby facilitating the bringing of the truss 6 to a high place, eliminating the need for installers to climb to a high place for connection, saving time and effort, and ensuring the life safety of the installers.

[0026] See also Figure 1 , Figure 3 and Figure 4 In the figure, the placement component 3 includes a first sliding block 301, a thread groove is opened in the middle of the first sliding block 301, the internal thread of the thread groove is connected to the outer surface of the threaded rod 203, the front surface of the first sliding block 301 is fixedly connected to a placement plate 302, and both sides of the placement plate 302 are fixedly connected to a connecting frame 303.

[0027] In this embodiment: the truss 6 is built above the placement plate 302, and the connecting frame 303 is connected to the cover plate 401, so as to protect the top of the truss 6 and prevent it from tilting. The first sliding block 301 is threadedly connected to the outer surface of the threaded rod 203, so as to transport the truss 6 to a suitable height through the threaded rod 203.

[0028] Working principle: First, pass the ground bolt 9 through the through groove to connect and fix the base plate 8 to the ground, then build the truss 6 above the placement plate 302, and the connection between the truss 6 and the limit frame 5 is in the form of a square frame, which is sleeved on the outer surface of the limit frame 5. Secondly, a circular groove is opened above the cover plate 401. Slide the cover plate 401 along the outer surface of the threaded rod 203 through the circular groove to the top of the connecting frame 303, and use the bolt 402 to connect and fix the connecting frame 303 and the cover plate 401. Finally, the external power supply starts the servo motor 201, and the transmission rod 202 drives the threaded rod 203 to rotate. Under the restriction of the limit frame 5, the first sliding block 301 drives the placement plate 302 to rise along the threaded rod 203, so as to facilitate the truss 6 to be brought to a high place, without the need for installers to climb to a high place for connection, saving time and effort, and ensuring the life safety of installers.

[0029] Example 2

[0030] See also Figure 1 , Figure 3 and Figure 4 This embodiment further explains Example 1. The pressure cover assembly 4 in the figure includes a cover plate 401. The lower surface of the cover plate 401 is threadedly connected to the upper surface of the connecting frame 303 through bolts 402. A square groove is opened on the back side of the cover plate 401, and a second sliding block 403 is fixedly connected to the inside of the square groove.

[0031] In this embodiment: a circular groove is opened above the cover plate 401, the cover plate 401 is slid through the circular groove along the outer surface of the threaded rod 203 to the top of the connecting frame 303, and is connected and fixed with bolts 402, and then the truss 6 is transported to a suitable height through the lifting component 2. The operation is simple and easy to use.

[0032] See also Figure 1 and Figure 4 In the figure, the upper surface of the base 1 is fixedly connected to a limiting frame 5, and the outer surface of the limiting frame 5 is slidably connected to a truss 6.

[0033] In this embodiment: a sliding groove is provided on the outer surface of the limit frame 5, and the sliding groove is adapted to the first sliding block 301 and the second sliding block 403, so as to limit it and prevent it from rotating with the threaded rod 203, thereby ensuring that it can move upward along the threaded rod 203. The connection between the truss 6 and the limit frame 5 is in the form of a square frame, which is sleeved on the outer surface of the limit frame 5 and is located above the placement plate 302 and below the cover plate 401, so that it can slide up and down on the outer surface of the limit frame 5 following the placement plate 302.

[0034] See also Figure 1 and Figure 4 In the figure, a force-bearing plate 7 is fixedly connected to the edge of the outer surface of the base 1, and a bottom plate 8 is fixedly connected to the lower surface of the force-bearing plate 7.

[0035] In this embodiment, the force-bearing plate 7 is convenient for increasing the force bearing capacity below the base 1, and the bottom plate 8 is convenient for increasing the contact area between the base 1 and the ground, both for making the installation of the device more stable and avoiding tilting.

[0036] Example 3

[0037] See also Figure 1 and Figure 4 As shown in the figure, a through groove is provided on the upper surface of the bottom plate 8, and a ground bolt 9 is inserted into the inside of the through groove.

[0038] In this embodiment, the ground bolt 9 is passed through the through slot, so as to facilitate the connection and fixation of the bottom plate 8 to the ground.

[0039] See also Figure 1 and Figure 4 In the figure, a groove is provided on one side of the base 1, and a dustproof net is fixedly connected inside the groove.

[0040] In this embodiment, the groove facilitates the dissipation of heat generated by the servo motor 201 , and the dustproof net prevents dust from entering, thereby ensuring the service life of the servo motor 201 .

[0041] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include"-"comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process-method-article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process-method-article or device.

[0042] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cross arm for a car exhibition column, Features: The invention comprises a base (1), wherein a cavity is provided inside the base (1), a rising component (2) is fixedly installed inside the cavity, a placement component (3) is threadedly connected to the outer surface of the rising component (2), and a gland component (4) is threadedly connected to the upper surface of the placement component (3); The lifting component (2) comprises a servo motor (201), the outer surface of the servo motor (201) is fixedly mounted inside the cavity, the output end of the servo motor (201) is spline-connected to a transmission rod (202), and one end of the transmission rod (202) is fixedly connected to a threaded rod (203); The placement assembly (3) comprises a first sliding block (301), a thread groove is provided in the middle of the first sliding block (301), the inner thread of the thread groove is connected to the outer surface of the threaded rod (203), a placement plate (302) is fixedly connected to the front surface of the first sliding block (301), and both sides of the placement plate (302) are fixedly connected to connecting frames (303); The gland assembly (4) comprises a cover plate (401), the lower surface of the cover plate (401) being threadedly connected to the upper surface of the connecting frame (303) via bolts (402), and a square groove being provided on the back side of the cover plate (401), the interior of which is fixedly connected to a second sliding block (403).

2. A cross arm for a car exhibition column according to claim 1, Features: The upper surface of the base (1) is fixedly connected to a limiting frame (5), and the outer surface of the limiting frame (5) is slidably connected to a truss (6).

3. The cross arm of a car exhibition column according to claim 1, Features: A force-bearing plate (7) is fixedly connected to the edge of the outer surface of the base (1), and a bottom plate (8) is fixedly connected to the lower surface of the force-bearing plate (7).

4. The cross arm of a car exhibition column according to claim 3, Features: A through groove is provided on the upper surface of the bottom plate (8), and a ground bolt (9) is inserted into the through groove.

5. The cross arm of a car exhibition column according to claim 1, Features: A groove is provided on one side of the base (1), and a dustproof net is fixedly connected inside the groove.

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