Multimedia device for English teaching

Abstract

The utility model relates to the technical field of multimedia equipment, in particular to multimedia equipment for English teaching, which comprises a base, the top end of the base is fixedly connected with a height adjusting structure, the height adjusting structure comprises a sliding frame, a sliding rod and a limiting structure, the top end of the base is fixedly connected with the sliding frame, and the sliding rod is fixedly connected with the sliding frame. The sliding rod is arranged in the sliding frame in a sliding mode, a plurality of limiting holes are formed in the sliding rod at equal intervals, the limiting structure is arranged on the sliding frame, the limiting structure is matched with the limiting holes so that the sliding frame can slide or be fixed relative to the sliding rod, and an installation structure is fixed to the top end of the sliding rod. A display screen is fixed to the sliding rod through a mounting structure, a hydraulic rod is fixedly connected to the bottom of the mounting structure, and the hydraulic rod is fixed to the base. According to the multimedia equipment, the height of the display screen can be adjusted, so that people with different heights can have proper heights when using the multimedia equipment, and the use effect of the multimedia equipment is improved.

Description

Technical Field

[0001] The utility model relates to a multimedia device, in particular to a multimedia device for English teaching, belonging to the technical field of multimedia devices. Background Art

[0002] Multimedia equipment is a multifunctional interactive teaching device that integrates multiple devices such as projectors, projection screens, electronic whiteboards, computers, televisions, touch screens, etc. It upgrades traditional display terminals into full-featured human-computer interaction devices. Through this product, users can write, annotate, draw, perform multimedia entertainment, and operate computers. They can easily perform wonderful interactive classes by simply turning on the device. Multimedia equipment usually fixes the display screen on a movable mounting bracket for easy use.

[0003] However, most mounting frames for mounting display screens have a fixed height. When facing people of different heights, the height of the display screen cannot be adjusted, resulting in low user comfort and affecting the use effect. Utility Model Content

[0004] The purpose of the utility model is to provide a multimedia device for English teaching in order to solve the above-mentioned problem. By pulling the pull plate, the sliding bar is driven by the hydraulic rod to slide up and down in the sliding frame, so as to adjust the height of the sliding bar, and then adjust the distance between the display screen and the user. After the height is adjusted according to the actual height, it is fixed with a limiting structure, so that people of different heights can have a suitable height when using the multimedia device, thereby improving the use effect of the multimedia device.

[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: a multimedia device for English teaching, comprising a base, the top of the base is fixedly connected with a height adjustment structure, the height adjustment structure comprises a sliding frame, a sliding rod and a limiting structure, the top of the base is fixedly connected with a sliding frame, the sliding frame is slidingly provided with the sliding rod, the sliding rod is equidistantly provided with a plurality of limiting holes, the sliding frame is provided with the limiting structure, the limiting structure matches the limiting holes, so that the sliding frame slides or is fixed relative to the sliding rod, the top of the sliding rod is fixed with a mounting structure, and the sliding rod is fixed with a display through the mounting structure. The bottom of the mounting structure is fixedly connected with a hydraulic rod, and the hydraulic rod is fixed on the base; the limiting structure includes a card block, a pull plate and a spring, the card block is slidably provided on the sliding frame, the card block is engaged with one of the limiting holes, the end of the card block facing away from the limiting hole is fixedly connected with the pull plate, the inner side of the pull plate is fixed with the spring, and the other end of the spring is fixed on the sliding frame, when the card block is engaged in the limiting hole, the spring has no restoring force, and when the card block is separated from the limiting hole, the spring has a restoring force that allows the card block to enter the limiting hole.

[0006] The beneficial effects of the utility model are as follows: a sliding frame is fixedly connected to the top of the base, a sliding rod is slidingly arranged in the sliding frame, and a plurality of limiting holes are equidistantly arranged on the sliding rod; when people of different heights use the multimedia device, the limiting structure and the limiting holes can be loosened by pulling the pull plate, and the sliding rod can slide up and down in the sliding frame under the drive of the hydraulic rod, so as to adjust the height of the sliding rod, and then adjust the distance between the display screen and the user; after adjusting the height according to the actual height, the limiting structure is used to fix it, so that people of different heights can have a suitable height when using the multimedia device, thereby improving the use effect of the multimedia device. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0008] Figure 2 It is a schematic diagram of the connection between the slide frame and the slide rod of the utility model;

[0009] Figure 3 for Figure 2 An enlarged schematic diagram of part A is shown;

[0010] Figure 4 It is a cross-sectional view of the limiting structure of the utility model.

[0011] In the figure: 1. base; 2. height adjustment structure; 201. slide frame; 202. slide rod; 203. limit hole; 3. limit structure; 301. pull plate; 302. block; 303. spring; 4. fixed frame; 5. storage plate; 6. mounting structure; 601. first mounting plate; 602. slot; 603. protrusion; 604. second mounting plate; 7. fixed structure; 701. hydraulic rod; 702. support plate; 703. baffle; 8. moving wheel; 9. horizontal plate; 10. display screen; 11. through hole. DETAILED DESCRIPTION

[0012] 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 in 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.

[0013] See also Figure 1-Figure 4As shown, a multimedia device for teaching English comprises a base 1, the top of the base 1 is fixedly connected with a height adjustment structure 2, the height adjustment structure 2 comprises a slide frame 201, a slide rod 202 and a limiting structure 3, the top of the base 1 is fixedly connected with a slide frame 201, a slide rod 202 is slidably provided in the slide frame 201, a plurality of limiting holes 203 are equidistantly provided on the slide rod 202, the limiting structure 3 is provided on the slide frame 201, the limiting structure 3 matches the limiting holes 203, so that the slide frame 201 slides or is fixed relative to the slide rod 202, the top of the slide rod 202 is fixed with a mounting structure 6, the slide rod 202 is fixed with a display screen 10 via the mounting structure 6, the bottom of the mounting structure 6 is fixedly connected with a hydraulic rod 701, and the hydraulic rod 701 is fixed on the base 1.

[0014] The limiting structure 3 includes a block 302, a pull plate 301 and a spring 303. The slide frame 201 is slidably provided with a block 302, the block 302 is engaged with one of the limiting holes 203, one end of the block 302 engaged with the limiting hole 203 is in an inclined structure, the other end of the block 302 is fixedly connected with the pull plate 301, the inner side of the pull plate 301 is fixed with a spring 303, the other end of the spring 303 is fixed on the slide frame 201, when the block 302 is engaged in the limiting hole 203, the spring 303 has no restoring force, when the block 302 is separated from the limiting hole 203, the spring 303 has the function of making the block When the height needs to be adjusted, the pull plate 301 is pulled, and the pull plate 301 drives the block 302 to slide out of the limit hole 203. At the same time, the pull plate 301 drives the spring 303 to extend, and the hydraulic rod 701 drives the mounting structure 6 to drive the slide bar 202 to slide. When the slide bar 202 is adjusted to a suitable height, the pull plate 301 is released, and the spring 303 is reset to drive the pull plate 301 to move toward the slide frame 201. The pull plate 301 drives the block 302 to engage in one of the limit holes 203, so that the slide bar 202 cannot move, thereby fixing the slide bar 202. The operation is simple and convenient, which improves the comfort of the user when using it.

[0015] As a technical optimization scheme of the present utility model, the mounting structure 6 includes a first mounting plate 601 and a second mounting plate 604. The top end of the sliding rod 202 is fixedly connected to the first mounting plate 601. Three card slots 602 are opened on the first mounting plate 601. A protrusion 603 is engaged in the card slot 602. The protrusion 603 is in a "T"-shaped structure. The end of the protrusion 603 is fixedly connected to the second mounting plate 604. The other side of the second mounting plate 604 is fixedly connected to the display screen 10. By setting the mounting structure 6 as a detachable structure, it is convenient for the user to replace the display screen. In the present application, the display screen can be a projection screen, a whiteboard, a computer or TV display screen, a touch display screen, etc.

[0016] The bottom end of the first mounting plate 601 is installed with a fixing structure 7, and the fixing structure 7 includes a baffle 703, and the baffle 703 is slidably connected to the bottom end of the first mounting plate 601, and is slidably connected to a middle card slot 602, and the baffle 703 abuts against a protrusion 603 in the middle, and the bottom end of the baffle 703 is fixedly connected with a support plate 702, and the end of the support plate 702 is tilted upward, and the support plate 702 abuts against the bottom of the display screen 10 upward, and the bottom end of the support plate 702 is fixedly connected with a hydraulic rod 701, and the hydraulic rod 701 is fixed on the base 1; the second mounting plate 604 is installed on the back of the display screen 10, and then the protrusion 60 3 is engaged into the corresponding card slot 602, and then the hydraulic rod 701 is started, and the hydraulic rod 701 drives the support plate 702 to move upward, so that the support plate 702 is pressed against the bottom end of the display screen 10, so that the support plate 702 supports the gravity of the display screen 10, and at the same time, the support plate 702 drives the baffle 703 to slide into the card slot 602 until the top of the baffle 703 is pressed against the protrusion 603, so that the second mounting plate 604 is fixed on the first mounting plate 601, and then the display screen 10 is fixed, which is convenient for installation and disassembly and maintenance. At the same time, the end of the protrusion 603 is in a "T" shape structure, which prevents the protrusion 603 from slipping out of the card slot 602, and further increases the stability of the display screen 10. In this technical solution, when the hydraulic rod is used alone, the hydraulic rod can also be used to disassemble and install the display screen.

[0017] As a technical optimization solution of the utility model, two fixing frames 4 are fixedly connected to the top of the base 1, and the fixing frames 4 are in an "L"-shaped structure. The ends of the fixing frames 4 are fixedly connected to the sliding frame 201, and a storage plate 5 is installed on the top of the fixing frames 4; the fixing frames 4 are installed on the base 1 to support and share the weight borne by the sliding frame 201, thereby improving the stability. The setting of the storage plate 5 facilitates the placement of other devices at the bottom of the display screen 10.

[0018] As a technical optimization solution of the utility model, four movable wheels 8 are installed at the bottom end of the base 1, and a horizontal plate 9 is installed on the outer side of one of the fixed frames 4, and a plurality of through holes 11 are opened on the horizontal plate 9; a basket box filled with stationery is hung on the through holes 11 on the horizontal plate 9 for easy storage of stationery and other supplies. The provision of the movable wheels 8 facilitates the movement of the multimedia device, making the use of the multimedia device more flexible.

[0019] When the utility model is in use, firstly, the second mounting plate 604 is mounted on the back of the display screen 10, and then the protrusion 603 is snapped into the corresponding slot 602, and then the hydraulic rod 701 is started, and the hydraulic rod 701 drives the support plate 702 to move upward, so that the support plate 702 is pressed against the bottom end of the display screen 10, so that the support plate 702 supports the gravity of the display screen 10, and at the same time, the support plate 702 drives the baffle plate 703 to slide into the slot 602 until the top of the baffle plate 703 is pressed against the protrusion 603, so that the second mounting plate 604 is fixed on the first mounting plate 601, and then the display screen 10 is fixed, which is convenient for installation and disassembly and maintenance. At the same time, the end of the protrusion 603 is in a "T" shape structure, which prevents the protrusion 603 from slipping out of the slot 602, and further increases the stability of the display screen 10. When the height needs to be adjusted, the pull plate 301 is pulled, and the pull plate 301 drives the card block 302 to slide out of the limiting hole 203. At the same time, the pull plate 301 drives the spring 303 to extend, and the hydraulic rod 701 drives the support plate 702 and its first mounting plate 601 to move up and down. When the slide bar 202 is adjusted to a suitable height, the pull plate 301 is released, and the spring 303 is reset to drive the pull plate 301 to move toward the slide frame 201, and the pull plate 301 drives the card block 302 to engage in one of the limit holes 203, so that the slide bar 202 cannot move, thereby fixing the slide bar 202, which is simple and convenient to operate and improves the comfort of the user when using it; the fixing frame 4 is installed on the base 1 to support and share the weight borne by the slide frame 201, thereby improving the stability; the setting of the storage plate 5 is convenient for placing other equipment at the bottom of the display screen 10, which is convenient for use during teaching, and then the basket box containing stationery is hung on the through hole 11 on the horizontal plate 9 for storing stationery and other supplies, and the setting of the moving wheel 8 is convenient for moving the multimedia equipment, making the use of the multimedia equipment more flexible.

[0020] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0021] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A multimedia device for teaching English, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected with a height adjustment structure (2), and the height adjustment structure (2) comprises a sliding frame (201), a sliding rod (202) and a limiting structure (3). The top of the base (1) is fixedly connected with a sliding frame (201), the sliding rod (202) is slidably arranged in the sliding frame (201), a plurality of limiting holes (203) are equidistantly arranged on the sliding rod (202), the limiting structure (3) is arranged on the sliding frame (201), the limiting structure (3) matches the limiting holes (203), so that the sliding frame (201) slides or is fixed relative to the sliding rod (202), the top of the sliding rod (202) is fixed with a mounting structure (6), the sliding rod (202) is fixed with a display screen (10) through the mounting structure (6), the bottom of the mounting structure (6) is fixedly connected with a hydraulic rod (701), and the hydraulic rod (701) is fixed on the base (1); The limiting structure (3) comprises a clamping block (302), a pulling plate (301) and a spring (303); the clamping block (302) is slidably provided on the sliding frame (201); the clamping block (302) is engaged with one of the limiting holes (203); one end of the clamping block (302) which is away from the limiting hole (203) is fixedly connected with the pulling plate (301); the inner side of the pulling plate (301) is fixed with the spring (303); the other end of the spring (303) is fixed on the sliding frame (201); when the clamping block (302) is engaged in the limiting hole (203), the spring (303) has no restoring force; when the clamping block (302) is separated from the limiting hole (203), the spring (303) has a restoring force which enables the clamping block (302) to enter the limiting hole (203).

2. The multimedia device for English teaching according to claim 1, characterized in that: One end of the clamping block (302) that is engaged with the limiting hole (203) is in an inclined structure.

3. The multimedia device for English teaching according to claim 1, characterized in that: The mounting structure (6) comprises a first mounting plate (601) and a second mounting plate (604), and the top end of the sliding rod (202) is fixedly connected to the first mounting plate (601). The first mounting plate (601) is provided with three slots (602), and a protrusion (603) is engaged in the slot (602). The protrusion (603) is in a "T"-shaped structure, and the end of the protrusion (603) is fixedly connected to the second mounting plate (604), and the other side of the second mounting plate (604) is fixedly connected to the display screen (10).

4. The multimedia device for English teaching according to claim 3, characterized in that: A fixing structure (7) is installed at the bottom end of the first mounting plate (601), and the fixing structure (7) includes a baffle (703). The baffle (703) is slidably connected to the bottom end of the first mounting plate (601) and is slidably connected to a middle slot (602). The baffle (703) abuts against a protrusion (603) in the middle.

5. The multimedia device for English teaching according to claim 4, characterized in that: The bottom end of the baffle (703) is also fixedly connected to a support plate (702), the end of the support plate (702) is arranged to be tilted upward, the support plate (702) contacts the bottom of the display screen (10) upward, and the bottom end of the support plate (702) is fixedly connected to a hydraulic rod (701), and the hydraulic rod (701) is fixed on the base (1).

6. The multimedia device for English teaching according to claim 1, characterized in that: Two fixing frames (4) are fixedly connected to the top of the base (1), the fixing frames (4) are in an "L"-shaped structure, the ends of the fixing frames (4) are fixedly connected to the sliding frame (201), and a storage plate (5) is installed at the top of the fixing frames (4).

7. The multimedia device for English teaching according to claim 6, characterized in that: Four moving wheels (8) are installed at the bottom end of the base (1), a transverse plate (9) is installed on the outer side of one of the fixed frames (4), and a plurality of through holes (11) are opened on the transverse plate (9).

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