Spacing-adjustable base

Abstract

The utility model provides a base with adjustable spacing, which relates to the field of bases with adjustable spacing, and comprises a back plate and two connecting seats, two sides of the back plate are both fixedly connected with horn covers, the two horn covers are both fixedly connected with two connecting columns, the bottoms of the four connecting columns are all provided with grooves, and the grooves are connected with the connecting seats. According to the base capable of adjusting the distance, the spring is stretched by pulling the pulling plate, the connecting seats are inserted into the grooves of the connecting columns in a penetrating mode, the two inserting rods are aligned with the two grooves of the limiting plate respectively, the pulling plate is loosened, and the two ends of the connecting seats are fixedly connected with the supporting feet. And under the action of the spring, the two inserting rods move into the two grooves of the limiting plate correspondingly, so that the magnet and the iron sheet are attracted together, and when the connecting base and the connecting column are subjected to bolt installation, the connecting base and the connecting column are not prone to relative displacement.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of adjustable spacing base, especially a kind of adjustable spacing base. BACKGROUND

[0002] Liquid crystal television, also known as LCD television, is a technology that uses the optical anisotropy of liquid crystals to modulate external light and display information under the action of an electric field.

[0003] The working principle of liquid crystal television is mainly based on the change of the arrangement direction of liquid crystal molecules under the action of an electric field, which changes the transmittance of external light sources (modulation) and completes the electric-optical conversion. By using different excitations of R, G and B three primary color signals and passing through red, green and blue three primary color filters, color re-display in time and space domains is completed. Specifically, liquid crystal television uses backlight principle, uses a lamp as a backlight light source, and controls light through an auxiliary optical module and a liquid crystal layer to achieve ideal display effect. Liquid crystals themselves do not emit light, and they mainly display images by changing voltage to generate an electric field and change the arrangement of liquid crystal molecules

[0004] With the improvement of living standards and living environment, consumers are increasingly inclined to choose large-screen televisions to obtain more shocking visual experience. Whether watching movies, sports events or playing games, large-screen televisions can bring more immersive viewing experience. The existing liquid crystal television base is generally connected between the supporting leg and the connecting column by bolts. When assembling the supporting leg and the connecting column, the threaded holes need to be found, and the supporting leg and the connecting column may move relatively before the bolts are tightened, which to some extent affects the installation work.

[0005] Therefore, it is necessary to provide a new adjustable spacing base to solve the above technical problems. INVENTION CONTENTS

[0006] To solve the above technical problems, the utility model provides an adjustable spacing base.

[0007] The adjustable spacing base provided by the utility model includes a back plate and two connecting seats, both sides of the back plate are fixedly connected with loudspeaker covers, two connecting columns are fixedly connected on the loudspeaker covers, recesses are formed in the bottoms of the four connecting columns, two connecting seats are installed in the bottom recesses of two connecting columns, and supporting legs are fixedly connected to both ends of the connecting seat.

[0008] Positioning devices are installed on the four connecting seats, a limiting plate is arranged on one side of the positioning device, the limiting plate is fixedly connected to the bottom of the loudspeaker cover, two movable ends are arranged in the positioning device, and the two movable ends can be respectively moved into two recesses formed in the limiting plate.

[0009] Preferably, the positioning device includes a pull plate, two insert rods, and two springs. The two insert rods are respectively movably inserted into two through holes in the connecting seat. One end of each insert rod can be moved into two grooves in the limiting plate. The other ends of the two insert rods are connected to the pull plate. The two springs are respectively movably sleeved on the two insert rods. The two ends of the springs are respectively fixedly connected to the pull plate and the connecting seat.

[0010] Preferably, an iron sheet is fixedly connected to the end of the insertion rod away from the pull plate, and a magnet is fixedly connected to the bottom wall of the groove of the limiting plate, with the iron sheet and the magnet used in conjunction.

[0011] Preferably, the bottom of the connecting seat has two through holes, and bolts are movably inserted into the two through holes of the connecting seat. The two bolts on the connecting seat are respectively threaded to the inner walls of the two grooves opened on the bottom wall of the connecting column groove.

[0012] Preferably, a rear cover plate is fixedly connected to the top of the back plate.

[0013] Preferably, two columns are fixedly connected to the side wall of the connecting column.

[0014] Compared with related technologies, the adjustable spacing base provided by this utility model has the following advantages:

[0015] 1. Pull the pull plate, the spring is stretched, insert the connecting seat into the groove of the connecting column, align the two insert rods with the two grooves of the limiting plate respectively, release the pull plate, under the action of the spring, the two insert rods move into the two grooves of the limiting plate respectively, so that the magnet and the iron plate are attracted together, so that the connecting seat and the connecting column are not prone to relative displacement when bolted.

[0016] 2. When the table is short, the two connecting seats on the adjacent sides can be removed and installed on the two connecting posts in the middle. The distance between the two connecting seats is shortened, making it easier to place on the table. Attached Figure Description

[0017] Figure 1 This is a structural schematic diagram of the adjustable spacing base provided by this utility model;

[0018] Figure 2 for Figure 1 A schematic diagram of the structure from another angle is shown;

[0019] Figure 3 A schematic diagram of the structure of the adjustable spacing base provided by the utility model installed on the LCD TV body;

[0020] Figure 4 for Figure 3 A schematic diagram of the structure from another angle is shown;

[0021] Figure 5 For Figure 3 The structure diagram of the structure of the partial section of the positioning device and the limiting plate is shown.

[0022] Figure 6 For Figure 2 The structure diagram of the structure of the partial section of the positioning device and the limiting plate is shown.

[0023] The figure mark: 1, back plate; 2, horn cover; 3, connecting column; 4, connecting seat; 5, supporting leg; 6, limiting plate; 7, inserting rod; 8, pull plate; 9, spring; 10, iron sheet; 11, magnet; 12, stand; 13, back cover plate; 14, liquid crystal television body. DETAILED DESCRIPTION

[0024] The utility model will be further described below in combination with the drawings and embodiments.

[0025] Please combine with reference to Figures 1-6 Among them, Figure 1 The structure diagram of the adjustable spacing base provided by the utility model is shown. Figure 2 For Figure 1 The structure diagram of the structure of another angle is shown. Figure 3 The structure diagram of the adjustable spacing base provided by the utility model is shown when being installed on the liquid crystal television body. Figure 4 For Figure 3 The structure diagram of the structure of another angle is shown. Figure 5 For Figure 3 The structure diagram of the structure of the partial section is shown. Figure 6 For Figure 2 The structure diagram of the structure of the partial section of the positioning device and the limiting plate is shown.

[0026] In the specific implementation process, as Figures 1-6 Shown, including back plate 1 and two connecting seats 4, both sides of back plate 1 are fixedly connected with horn cover 2, two horn covers 2 are fixedly connected with two connecting columns 3, recesses are formed in the bottom of four connecting columns 3, two connecting seats 4 are installed in the bottom recesses of two connecting columns 3, two through holes are formed in the bottom of connecting seat 4, bolts are movably inserted into the two through holes of connecting seat 4, the two bolts on connecting seat 4 are respectively screwed with the inner walls of two recesses formed in the recess bottom wall of connecting column 3, the two ends of connecting seat 4 are fixedly connected with supporting leg 5, positioning device is installed on four connecting seats 4, limiting plate 6 is arranged on one side of positioning device, limiting plate 6 is fixedly connected to the bottom of horn cover 2, two movable ends are arranged in positioning device, and the two movable ends can be respectively moved into the two recesses formed in limiting plate 6;

[0027] The positioning device comprises a pull plate 8, two insertion rods 7 and two springs 9, the two insertion rods 7 are movably inserted into two through holes of the connecting seat 4 respectively, one end of the two insertion rods 7 can be moved into two grooves of the limiting plate 6 respectively, the other end of the two insertion rods 7 is connected with the pull plate 8, the two springs 9 are movably sleeved on the two insertion rods 7 respectively, two ends of the spring 9 are fixedly connected with the pull plate 8 and the connecting seat 4 respectively, one end of the insertion rod 7 away from the pull plate 8 is fixedly connected with an iron sheet 10, a magnet 11 is fixedly connected to the groove bottom wall of the limiting plate 6, the iron sheet 10 is used in cooperation with the magnet 11, the pull plate 8 is pulled, the spring 9 is stretched, the connecting seat 4 is inserted into the groove of the connecting column 3, the two insertion rods 7 are aligned with the two grooves of the limiting plate 6 respectively, the pull plate 8 is loosened, under the action of the spring 9, the two insertion rods 7 are moved into the two grooves of the limiting plate 6 respectively, so that the magnet 11 and the iron sheet 10 are adsorbed together, facilitating the connection work of the connecting column 3 and the connecting seat 4 subsequently;

[0028] The top of the back plate 1 is fixedly connected with a rear cover plate 13, two stand columns 12 are fixedly connected to the side wall of the connecting column 3, and the base and the liquid crystal television body 14 can be installed together through bolts.

[0029] The working principle of the utility model is as follows: when the device is assembled, the pull plate 8 is pulled, the spring 9 is stretched, the connecting seat 4 is inserted into the groove of the connecting column 3, the two insertion rods 7 are aligned with the two grooves of the limiting plate 6 respectively, the pull plate 8 is loosened, under the action of the spring 9, the two insertion rods 7 are moved into the two grooves of the limiting plate 6 respectively, so that the magnet 11 and the iron sheet 10 are adsorbed together, at this time, the bolt is inserted into the two through holes of the connecting seat 4, the bolt is screwed, so that the two bolts on the connecting seat 4 are respectively screwed with the inner wall threads of the two grooves of the groove bottom wall of the connecting column 3, thereby the installation work of the supporting leg 5 is completed, the base and the liquid crystal television body 14 can be installed together through bolts, and the stand column 12 is inserted into the groove of the liquid crystal television body 14.

[0030] When the used table is short, the two connecting seats 4 close to the two sides can be disassembled, the two connecting seats 4 are installed on the two middle connecting columns 3, and the interval of the two connecting seats 4 is shortened, so that the table can be placed on the table.

[0031] The circuit and the control involved in the utility model are prior art, and too much repetition is not performed here.

[0032] The above only describes the embodiments of the utility model, and does not limit the patent range of the utility model, and equivalent structures or equivalent process transformations using the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields are also included in the patent protection range of the utility model.

Claims

1. An adjustable spacing mount, comprising: The utility model provides a loudspeaker, including backboard (1) and two connecting seat (4), both sides of backboard (1) are fixedly connected with loudspeaker cover (2), two loudspeaker cover (2) are fixedly connected with two connecting column (3), the bottom of four connecting column (3) is all set up with recess, two connecting seat (4) install in the bottom recess of two connecting column (3), both ends of connecting seat (4) are fixedly connected with support leg (5); Four connecting seat (4) all install positioning device, and one side of positioning device is provided with limiting plate (6), limiting plate (6) is fixedly connected in loudspeaker cover (2) bottom, and the middle of positioning device is provided with two movable ends, and two movable ends can be moved into two recesses of limiting plate (6) respectively.

2. The adjustable spacing mount of claim 1, wherein, The positioning device includes a pull plate (8), two insertion rods (7) and two springs (9), two insertion rods (7) are movably inserted into two through holes of the connecting seat (4), one end of the two insertion rods (7) can be moved into two recesses of the limiting plate (6), the other end of the two insertion rods (7) is connected to the pull plate (8), two springs (9) are movably sleeved on the two insertion rods (7), and the two ends of the spring (9) are fixedly connected to the pull plate (8) and the connecting seat (4).

3. The adjustable spacing mount of claim 2, wherein, The end of the insertion rod (7) away from the pull plate (8) is fixedly connected with an iron sheet (10), the recess bottom wall of the limiting plate (6) is fixedly connected with a magnet (11), and the iron sheet (10) and the magnet (11) are used in cooperation.

4. The adjustable pitch mount of claim 3, wherein, The bottom of the connecting seat (4) is provided with two through holes, and a bolt is movably inserted into the two through holes of the connecting seat (4), and the two bolts on the connecting seat (4) are respectively screwed with the inner walls of the two recesses formed in the recess bottom wall of the connecting column (3).

5. The adjustable pitch mount of claim 1, wherein, The top of the backboard (1) is fixedly connected with a rear cover plate (13).

6. The adjustable pitch mount of claim 1, wherein, The side wall of the connecting column (3) is fixedly connected with two vertical columns (12).

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