Projection equipment convenient to use in multiple scenes

Abstract

The utility model relates to projection equipment, in particular to projection equipment convenient to use in multiple scenes. The utility model discloses projection equipment convenient to use in multiple scenes. The projection equipment comprises a projection equipment body, a magnetic suction box body arranged below the projection equipment body, and an adjustable supporting device arranged in the magnetic suction box body. The utility model aims to provide the projection equipment which is adjustable, easy to carry and convenient to use in multiple scenes.

Description

Technical Field

[0001] The utility model relates to a projection device, in particular to a projection device which is convenient for use in multiple scenes. Background Art

[0002] Driven by modernization and market demand, projection equipment has gradually become a new favorite among consumers. As a type of fashionable electronic product, its usage scenarios have expanded to education, games, office, home use, etc., and its development has entered the fast lane.

[0003] In the prior art, projection equipment is often only applicable to a single scenario, such as classroom hanging, etc., and its scope of application is greatly limited. After installation, it can often only operate at a specific location and a specific height. The entire device is inconvenient to adjust and is large in size and not easy to move and carry. Utility Model Content

[0004] In view of this, the utility model provides a projection device that is convenient for use in multiple scenes. The purpose is to provide a projection device that is adjustable, easy to carry, and convenient for use in multiple scenes.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A projection device that is convenient for use in multiple scenarios, comprises a projection device body, a magnetic box body arranged below the projection device body, and an adjustable support device arranged in the magnetic box body; the projection device body comprises a projection device shell, a built-in component arranged in the projection device shell, a placement hole opened on the projection device shell, and a projection lens arranged in the placement hole; the adjustable support device comprises a guide rail arranged on the top inner wall of the magnetic box body, a slider is slidably arranged in the guide rail, a first connecting rod is rotatably connected to the slider through a rotating member, a first hinge seat is detachably arranged at the end of the first connecting rod, one end of an intermediate connecting rod group is detachably connected to the other end of the first hinge seat, the other end of the intermediate connecting rod group is detachably connected to a second hinge seat, the second hinge seat is detachably arranged at the end of the second connecting rod, the other end of the second connecting rod is arranged at a relatively diagonal position with the first connecting rod, and the first connecting rod and the second connecting rod are supported and connected on opposite sides by two electric push rods.

[0007] Preferably, the magnetic box is hollow, a baffle is provided at the bottom of the magnetic box, the baffle is arranged inward in an "L" shape, a plurality of sliding extension plates are arranged on the periphery of the baffle, and guide installation grooves are provided on the inner periphery of the bottom of the magnetic box corresponding to the plurality of sliding extension plates.

[0008] Preferably, the intermediate connecting rod group includes a plurality of intermediate connecting rods, and the plurality of intermediate connecting rods are connected in sequence via a detachable rotating assembly rotation member.

[0009] Preferably, a plurality of threaded holes are formed through the baffle.

[0010] Preferably, a fixing groove is provided on the upper portion of the baffle corresponding to the second connecting rod.

[0011] Preferably, a plurality of card blocks are correspondingly arranged on the baffle and on the front side plate of the baffle.

[0012] Preferably, the projection device housing is made of ferromagnetic material.

[0013] The beneficial effects of the utility model are:

[0014] 1. The utility model includes a projection device body, a magnetic suction box body arranged below the projection device body, a plurality of magnetic suction cups (not shown in the figure) are embedded on the contact surface between the magnetic suction box body and the projection device, and an adjustable supporting device arranged in the magnetic suction box body, wherein the projection device body can provide a projection function for the user, the magnetic suction box body can be set up to quickly and detachably adsorb and install the projection device through the magnetic suction cup (not shown in the figure), and the adjustable supporting device can also be retracted and released, so that the whole device is more portable, and the setting of the adjustable supporting device can be adjusted so that the projection device can adapt to the use in different scenes. In general, through the detachable suction of the magnetic suction box body, The mounting and adjustable support device enable the projection device to be applicable to the use requirements in a variety of scenarios. Compared with the single applicable scenario in the past, it is more diversified and can meet the needs of users to use one device in multiple scenarios. It is more convenient to carry and adjust. The projection device body includes a projection device housing, a built-in component arranged in the projection device housing, the built-in component usually includes a light source, an image display chip and other conventional projection device configuration components in the prior art, a placement hole opened on the projection device housing, the placement hole is used to place a projection lens, and the projection lens arranged in the placement hole, and the projection lens can project the projection content with the cooperation of the built-in component.The adjustable supporting device includes a guide rail arranged on the inner wall of the top of the magnetic suction box body, the guide rail is "L"-shaped and is arranged in an arc shape, the arc shape makes the sliding of the slider smoother, the guide rail can guide the sliding of the slider, and ensure that the slider can slide with high precision along a specific trajectory, a slider is slidably arranged in the guide rail, and the slider is rotatably connected to a first connecting rod through a rotating member, the rotating member can adopt a conventional pan-tilt head or other assembly that can realize a rotation function in the prior art, the present embodiment is not limited to this, the rotating member can adjust the angle of the slider and the guide rail, the magnetic suction box body and the projection device connected thereto in sequence by rotation, the end of the first connecting rod is detachably provided with a first hinge seat, the other end of the first hinge seat is detachably connected to one end of an intermediate connecting rod group, the other end of the intermediate connecting rod group is detachably connected to a second hinge seat, the intermediate connecting rod group can be used for auxiliary support between the first connecting rod and the second connecting rod, so that the entire adjustable supporting device can support the projection device more balanced and stable, the second hinge seat is detachably provided at the end of the second connecting rod, and the other end of the second connecting rod is arranged at a relative diagonal position to the first connecting rod, The first connecting rod and the second connecting rod are supported and connected at opposite sides by two electric push rods. This arrangement drives the entire adjustable supporting device to be retracted and extended in the magnetic suction box by adjusting the sliding of the slider in the guide rail, and then the distance between the first connecting rod and the second connecting rod and the length of the middle connecting rod group are adjusted by adjusting the length of the electric push rod, that is, the overall installation height of the projection equipment is adjusted. It is not only convenient to retract and adjust but also suitable for use in a variety of scenes. When the adjustable supporting device is retracted and extended in the magnetic suction box as a whole, it is placed horizontally, and the slider is in the guide rail. The end of the short side of the slide (i.e. the inner side of the side wall of the magnetic suction box), at this time the whole device can be placed on a suitable load-bearing surface such as a desktop for use; when the adjustable support device is vertically unfolded, the slider is at the long side of the guide slide (i.e. the center of the upper inner wall of the magnetic suction box), at this time the whole device can be fixed on the ground or hoisted for use; when the adjustable support device is horizontally unfolded, the slider is at the long side of the guide slide (i.e. the center of the upper inner wall of the magnetic suction box), at this time the whole device can be fixed on a load-bearing vertical surface such as a wall for use. ;

[0015] 2. The magnetic box of the utility model is hollow and is used for storing and extending the adjustable support device. A baffle is provided at the bottom of the magnetic box. The baffle is "L"-shaped and inwardly arranged (taking the front view direction of the projection device as the front view reference). A plurality of sliding extension plates are provided on the periphery of the baffle. The sliding extension plates are correspondingly arranged on the periphery of the left and right rear three sides of the baffle (taking the front view direction of the projection device as the front view reference). The inner periphery of the bottom of the magnetic box corresponds to the plurality of sliding extension plates and is provided with guide installation grooves. The guide installation grooves are connected and are used to complete the guiding installation of the baffle by guiding the sliding extension plates. This arrangement facilitates the storage and extension of the adjustable support device, provides a basis for the projection device to be applicable to a variety of scenarios, and also facilitates the carrying of the entire projection device.

[0016] 3. The intermediate connecting rod group of the utility model includes multiple intermediate connecting rods. Multiple intermediate connecting rods can be installed in sequence according to actual quantity needs, but this embodiment is not limited to this. Multiple intermediate connecting rods are connected in sequence through a detachable rotating component. The detachable rotating component can adopt a detachable rotating assembly with a rotating function in the prior art, but this embodiment is not limited to this, which facilitates the installation and replacement of the intermediate connecting rod group.

[0017] 4. The utility model has a plurality of threaded holes extending through the baffle, which can fix the baffle and the entire projection device connected to the baffle on a plane through threaded connectors such as screws, and the plane includes similar load-bearing installation surfaces such as the ground, the wall, and the ceiling of the hanging wall. The present embodiment is not limited to this, and facilitates the installation of the projection device and the switching of multiple scenes at any time.

[0018] 5. A fixing groove is provided on the upper portion of the baffle of the utility model corresponding to the second connecting rod, and the fixing groove fixes the second connecting rod, thereby facilitating the fixing and installation of the entire projection device.

[0019] 6. The utility model has a plurality of card blocks disposed on the baffle and on the front side plate of the baffle, and a plurality of card slots (not shown) are disposed on the magnetic suction box corresponding to the plurality of card blocks, which facilitates the connection between the baffle and the magnetic suction box through the card blocks and the card slots.

[0020] 7. The housing of the projection device of the present invention is made of ferromagnetic material, which facilitates the detachable magnetic installation between the projection device body and the magnetic suction box. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a front view structural schematic diagram of the utility model;

[0022] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model when it is unfolded;

[0023] Figure 3 This is a schematic diagram of the internal structure of the magnetic suction box of the utility model when viewed from above;

[0024] Figure 4 This is a schematic diagram of the structure of the baffle of the utility model;

[0025] Figure 5 for Figure 2 A schematic diagram of the enlarged structure of part A;

[0026] Figure 6 for Figure 2 Schematic diagram of the enlarged structure of part B.

[0027] Figure numerals: 1: projection device body, 2: magnetic suction box, 3: adjustable supporting device, 4: projection device housing, 5: built-in component, 6: placement hole, 7: projection lens, 8: guide rail, 9: slider, 10: rotating part, 11: first connecting rod, 12: first hinge seat, 13: intermediate connecting rod group, 14: second hinge seat, 15: second connecting rod, 16: electric push rod, 17: baffle, 18: sliding extension plate, 19: guide installation groove, 20: intermediate connecting rod, 21: detachable rotating component, 22: threaded hole, 23: fixing groove, 24: front side plate, 25: block. DETAILED DESCRIPTION

[0028] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are 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.

[0029] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6As shown, it includes a projection device body, a magnetic suction box body arranged below the projection device body, a plurality of magnetic suction cups (not shown in the figure) are embedded on the contact surface between the magnetic suction box body and the projection device, and an adjustable supporting device arranged in the magnetic suction box body, wherein the projection device body can provide a projection function for the user, the setting of the magnetic suction box body can use the magnetic suction cup (not shown in the figure) to quickly and detachably adsorb and install the projection device, and can also retract and release the adjustable supporting device, so that the whole device is more portable, and the setting of the adjustable supporting device can be adjusted to enable the projection device to adapt to the use in different scenes. In general, through the detachable adsorption of the magnetic suction box body The installation and adjustment of the adjustable support device enable the projection device to be applicable to the use requirements in a variety of scenarios. Compared with the single applicable scenario in the past, it is more diversified and can meet the needs of users to use one device in multiple scenarios. It is more convenient to carry and adjust. The projection device body includes a projection device housing, a built-in component arranged in the projection device housing, the built-in component usually includes a light source, an image display chip and other conventional projection device configuration components in the prior art, a placement hole opened on the projection device housing, the placement hole is used to place a projection lens, and the projection lens arranged in the placement hole, and the projection lens can project the projection content with the cooperation of the built-in component;The adjustable supporting device includes a guide rail arranged on the inner wall of the top of the magnetic suction box body, the guide rail is "L"-shaped and is arranged in an arc shape, the arc shape makes the sliding of the slider smoother, the guide rail can guide the sliding of the slider, and ensure that the slider can slide with high precision along a specific trajectory, a slider is slidably arranged in the guide rail, and the slider is rotatably connected to a first connecting rod through a rotating member, the rotating member can adopt a conventional pan-tilt head or other assembly that can realize a rotation function in the prior art, the present embodiment is not limited to this, the rotating member can adjust the angle of the slider and the guide rail, the magnetic suction box body and the projection device connected thereto in sequence by rotation, the end of the first connecting rod is detachably provided with a first hinge seat, the other end of the first hinge seat is detachably connected to one end of an intermediate connecting rod group, the other end of the intermediate connecting rod group is detachably connected to a second hinge seat, the intermediate connecting rod group can be used for auxiliary support between the first connecting rod and the second connecting rod, so that the entire adjustable supporting device can support the projection device more balanced and stable, the second hinge seat is detachably provided at the end of the second connecting rod, and the other end of the second connecting rod is arranged at a relative diagonal position to the first connecting rod, The first connecting rod and the second connecting rod are supported and connected at opposite sides by two electric push rods. This arrangement drives the entire adjustable supporting device to be retracted and extended in the magnetic suction box by adjusting the sliding of the slider in the guide rail, and then the distance between the first connecting rod and the second connecting rod and the length of the middle connecting rod group are adjusted by adjusting the length of the electric push rod, that is, the overall installation height of the projection equipment is adjusted. It is not only convenient to retract and adjust but also suitable for use in a variety of scenes. When the adjustable supporting device is retracted and extended in the magnetic suction box as a whole, it is placed horizontally, and the slider is in the guide rail. The end of the short side of the slide (i.e. the inner side of the side wall of the magnetic suction box), at this time the whole device can be placed on a suitable load-bearing surface such as a desktop for use; when the adjustable support device is vertically unfolded, the slider is at the long side of the guide slide (i.e. the center of the upper inner wall of the magnetic suction box), at this time the whole device can be fixed on the ground or hoisted for use; when the adjustable support device is horizontally unfolded, the slider is at the long side of the guide slide (i.e. the center of the upper inner wall of the magnetic suction box), at this time the whole device can be fixed on a load-bearing vertical surface such as a wall for use. ;

[0032] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6As shown, the magnetic box body is hollow and is used for retracting and extending the adjustable support device. A baffle is provided at the bottom of the magnetic box body. The baffle is arranged in an "L" shape and faces inward (with the front view direction of the projection device as the front view reference). A plurality of sliding extension plates are arranged on the periphery of the baffle. The sliding extension plates are arranged correspondingly on the periphery of the left and right rear three sides of the baffle (with the front view direction of the projection device as the front view reference). Guide installation grooves are provided on the inner periphery of the bottom of the magnetic box body corresponding to the plurality of sliding extension plates. The guide installation grooves are connected and are used to complete the guiding installation of the baffle by guiding the sliding extension plates. This arrangement facilitates the retraction and extension of the adjustable support device, provides a basis for the projection device to be applicable to a variety of scenarios, and also facilitates the carrying of the entire projection device.

[0033] like Figure 2 and Figure 3 As shown, the intermediate connecting rod group includes multiple intermediate connecting rods. Multiple intermediate connecting rods can be installed in sequence according to actual quantity needs, but this embodiment is not limited to this. Multiple intermediate connecting rods are connected in sequence through a detachable rotating component. The detachable rotating component can adopt a detachable rotating assembly with a rotating function in the prior art. This embodiment is not limited to this, which facilitates the installation and replacement of the intermediate connecting rod group.

[0034] like Figure 4 As shown, a plurality of threaded holes are formed through the baffle, and this arrangement can fix the baffle and the entire projection device connected to the baffle on a plane through threaded connectors such as screws. This plane includes similar load-bearing installation surfaces such as the ground, walls, and ceilings of suspended walls. This embodiment is not limited to this, and facilitates the installation of the projection device and the switching of multiple scenes at any time.

[0035] like Figure 2 , Figure 4 and Figure 5 As shown, a fixing groove is provided on the upper portion of the baffle plate corresponding to the second connecting rod, and the fixing groove can be used to fix and install the second connecting rod, thereby facilitating the fixed installation of the entire projection device.

[0036] like Figure 4 As shown, a plurality of card blocks are provided on the baffle and on the front side plate of the baffle, and a plurality of card slots (not shown in the figure) are provided on the magnetic suction box corresponding to the plurality of card blocks, which facilitates the connection between the baffle and the magnetic suction box through the card blocks and the card slots.

[0037] like Figure 1 and Figure 2 As shown, the shell of the projection device is made of ferromagnetic material. This setting facilitates the detachable magnetic installation between the projection device body and the magnetic suction box.

[0038] The specific operating principle is:

[0039] When using this projection device, the user first needs to adjust and install the projection device according to actual needs. When the adjustable support device is retracted as a whole in the magnetic box, it is placed horizontally. At this time, the slider is at the end of the short side of the guide groove (i.e., the inner side of the side wall of the magnetic box), the electric push rod is retracted, and the middle connecting rod group is in a compressed state. At this time, the entire projection device can be placed on a suitable load-bearing surface such as a desktop for use.

[0040] The baffle is opened and the sliding of the adjusting slider in the guide rail drives the entire adjustable support device to be retracted and extended in the magnetic suction box, and then the distance between the first connecting rod and the second connecting rod and the length of the middle connecting rod group are adjusted by adjusting the length of the electric push rod, that is, the overall installation height of the projection device is adjusted. After the second connecting rod is fixed to the fixing groove, when the adjustable support device is vertically expanded upward, the slider is on the long side of the guide groove (that is, the center of the upper inner wall of the magnetic suction box), the electric push rod is extended to a suitable length as needed, and the middle connecting rod group is extended synchronously. At this time, the baffle and the entire projection device connected to the baffle can be fixed to the ground through threaded connections such as screws and threaded holes on the baffle. on a load-bearing plane; when the adjustable supporting device is vertically extended downward, the slider is on the long side of the guide slide (i.e. the center of the upper inner wall of the magnetic suction box), the electric push rod is extended to a suitable length as needed, and the middle connecting rod group is extended synchronously. At this time, the baffle and the entire projection equipment connected to the baffle can be hoisted on a similar load-bearing plane such as the top of the wall through threaded connections such as screws and other threaded connectors and threaded connections with the threaded holes on the baffle; when the adjustable supporting device is horizontally extended, the slider is on the long side of the guide slide (i.e. the center of the upper inner wall of the magnetic suction box), the electric push rod is extended to a suitable length as needed, and the middle connecting rod group is extended synchronously. At this time, the entire device can be fixed on a load-bearing vertical surface such as a wall for use.

[0041] The electrical components appearing in this article can all be connected to the external main controller and 220V AC power through a transformer, and the main controller can be a conventional known device that controls a computer, etc. The electrical components provided by the utility model are only used for the technical solution according to the structural characteristics of the product. The product will be adjusted and modified after purchase to make it more matching and consistent with the technical solution of the utility model. It is a technical solution for the best application of the technical solution. The model of the product can be replaced and modified according to the required technical parameters. It is well known to technical personnel in this field. Therefore, technical personnel in this field can clearly obtain the corresponding use effect through the technical solution provided by the utility model.

[0042] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A projection device that is convenient for use in multiple scenarios, characterized in that: It includes a projection device body, a magnetic suction box body arranged below the projection device body, and an adjustable supporting device arranged in the magnetic suction box body; The projection device body comprises a projection device housing, a built-in component arranged in the projection device housing, a placement hole opened on the projection device housing, and a projection lens arranged in the placement hole; The adjustable supporting device includes a guide rail arranged on the inner wall of the top of the magnetic suction box body, a slider is slidably arranged in the guide rail, a first connecting rod is rotatably connected to the slider through a rotating member, a first hinge seat is detachably arranged at the end of the first connecting rod, one end of an intermediate connecting rod group is detachably connected to the other end of the first hinge seat, the other end of the intermediate connecting rod group is detachably connected to the second hinge seat, the second hinge seat is detachably arranged at the end of the second connecting rod, the other end of the second connecting rod is detachably connected to the first connecting rod, and the first connecting rod and the second connecting rod are supported and connected on opposite sides by two electric push rods.

2. The projection device that is convenient for use in multiple scenarios according to claim 1, characterized in that: The magnetic box body is hollow, and a baffle is provided at the bottom of the magnetic box body. The baffle is set inward in an "L" shape, and a plurality of sliding extension plates are provided on the periphery of the baffle. The inner periphery of the bottom of the magnetic box body is provided with guide installation grooves corresponding to the plurality of sliding extension plates.

3. The projection device that is convenient for use in multiple scenes according to claim 1, characterized in that: The intermediate connecting rod group includes a plurality of intermediate connecting rods, and the plurality of intermediate connecting rods are connected in sequence through a detachable rotating assembly rotating member.

4. The projection device that is convenient for use in multiple scenarios according to claim 2, characterized in that: The baffle is provided with a plurality of threaded holes.

5. The projection device that is convenient for use in multiple scenarios according to claim 2, characterized in that: A fixing groove is provided on the upper portion of the baffle corresponding to the second connecting rod.

6. The projection device that is convenient for use in multiple scenarios according to claim 2, characterized in that: A plurality of card blocks are correspondingly arranged on the baffle plate and the front side plate of the baffle plate.

7. The projection device that is convenient for use in multiple scenarios according to claim 1, characterized in that: The shell of the projection device is made of ferromagnetic material.

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