CN209876450U - English teaching projecting apparatus hangs dustproof frame - Google Patents
English teaching projecting apparatus hangs dustproof frame Download PDFInfo
- Publication number
- CN209876450U CN209876450U CN201920590997.9U CN201920590997U CN209876450U CN 209876450 U CN209876450 U CN 209876450U CN 201920590997 U CN201920590997 U CN 201920590997U CN 209876450 U CN209876450 U CN 209876450U
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- China
- Prior art keywords
- mounting
- projecting apparatus
- dust cover
- dustproof
- frame
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Abstract
The utility model discloses an english teaching projecting apparatus hangs dustproof frame, including mounting panel, fixed plate, dust cover, dustproof bottom plate, be provided with the spout on the mounting panel, the inside electric slider that is provided with of spout, the electric slider below is provided with the fixed plate, the fixed plate below is provided with the installation sleeve, the installation sleeve outside is provided with the support column, the inside motor that is provided with of installation sleeve, the motor below is provided with the shaft coupling, the shaft coupling below is provided with the lead screw, the lead screw outside is provided with the bearing, the bearing below is provided with guide nut. Has the advantages that: the utility model discloses stable in structure is reliable, and easy operation is convenient, makes projecting apparatus business turn over dust cover through control motor work, and the setting of dustproof bottom plate can further seal the dust cover, when not using for the projecting apparatus reaches dirt-proof purpose under the totally enclosed condition.
Description
Technical Field
The utility model relates to a teaching aid field especially relates to an english teaching projecting apparatus hangs dustproof frame.
Background
English teaching refers to the process of teaching english to persons whose english language is or is not the first language. English teaching relates to many professional theoretical knowledge, including linguistics, second language acquisition, glossaries, sentence syntactics, literature, corpus theory, cognitive psychology, etc. In english teaching, a projector is often used, which is an optical instrument that magnifies the contour of a workpiece using an optical element and projects it onto a screen. It can be used for profile measurement by transmitted light, and also can be used for measuring the surface shape of a blind hole and observing the surface of a part by reflected light.
At present, chinese patent with application number CN201621016776.3 discloses a dustproof hanging bracket for projecting apparatus, relate to the vision show field, the fixed plate that connects in order, telescopic connecting rod and fixed disk, the fixed disk is used for fixed projecting apparatus, the connecting rod includes dead lever and movable rod, the movable rod can stretch out and draw back relative to the dead lever, the bottom at the movable rod is fixed to the fixed disk, and the lower part of dead lever is provided with the dust cover, the dust cover be no bottom structure, when the movable rod income dead lever, the projecting apparatus is located the dust cover, the fixed plate passes through the slide rail and is connected with the ceiling, the fixed plate can slide along the slide rail.
However, such a dustproof suspension bracket for a projector is not stable enough, and the bottom of the dust cover is empty, and when not in use, although the projector is located in the dust cover, dust enters the inside of the dust cover from the bottom of the dust cover, so that the dust cannot be prevented for the projector, and therefore, further improvement is needed on the basis.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an english teaching projecting apparatus hangs dustproof frame just in order to solve above-mentioned problem, the utility model discloses stable in structure is reliable, and easy operation is convenient, makes projecting apparatus business turn over dust cover through control motor work, and the setting of dustproof bottom plate can further seal the dust cover, when not using for the projecting apparatus is in under the completely sealed condition, reaches dirt-proof purpose.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a suspension dustproof frame of an English teaching projector comprises a mounting plate, a fixing plate, a dustproof cover and a dustproof bottom plate, wherein a chute is arranged on the mounting plate, an electric slider is arranged in the chute, the fixing plate is arranged below the electric slider, a mounting sleeve is arranged below the fixing plate, a support column is arranged outside the mounting sleeve, a motor is arranged inside the mounting sleeve, a coupler is arranged below the motor, a lead screw is arranged below the coupler, a bearing is arranged outside the lead screw, a guide nut is arranged below the bearing, a mounting sliding sleeve is arranged below the guide nut, a smooth pore channel is arranged inside the mounting sliding sleeve, a guide ring is arranged outside the mounting sliding sleeve, the dustproof cover is arranged below the mounting sleeve, the fixing plate and the dustproof cover are welded with the support column, the welding makes the fixed plate with the dust cover with the support column is connected closely, the fixed plate with the dust cover with joint strength between the support column is high, stable in structure is reliable, the dust cover inboard is provided with the installation and places the frame, the frame below is placed in the installation is provided with dustproof bottom plate, dustproof bottom plate with the frame welding is placed in the installation, the welding makes dustproof bottom plate with the frame is placed in the installation and is connected closely, dustproof bottom plate with joint strength between the frame is placed in the installation is high, stable in structure is reliable, the dust cover side is provided with the remote controller casing, the inside lithium cell group that is provided with of remote controller casing, remote controller casing front portion is provided with control button, electronic slider with the motor with the control button electricity is connected.
So set up, stable in structure is reliable, and easy operation is convenient, through control motor work makes the projecting apparatus business turn over the dust cover, the setting of dustproof bottom plate can be right the dust cover further seals up, when not using for the projecting apparatus is in under the totally enclosed condition, reaches dirt-proof purpose.
In the structure, the dustproof frame is arranged on the wall through the mounting plate, the projector is fixedly arranged in the mounting and placing frame, the power supply is switched on, when in use, the teacher can control the electric slide block to drive the fixing plate to move along the sliding groove through the control button on the remote controller shell, thereby adjusting the position of the projector, controlling the motor to transmit positively through the control button, driving the guide nut to drive the mounting sliding sleeve to move downwards, so that the installation placing frame moves downwards, the projector leaks out of the dust cover, after use, the control button controls the motor to reversely transmit, drives the guide nut to drive the mounting sliding sleeve to move upwards, thereby make the frame is placed in the installation upwards remove for the projecting apparatus gets into in the dust cover, dust proof bottom plate seals the dust cover.
Further, the electric sliding block is connected with the sliding groove in a sliding mode, and the electric sliding block is connected with the fixing plate through bolts.
With the arrangement, the sliding connection enables the electric sliding block to smoothly slide along the sliding groove, so that the electric sliding block can drive the fixing plate to move along the sliding groove; the bolt connection makes the electronic slider with the fixed plate is connected stably, can increase the pretightning force in order to improve electronic slider with be connected the tightness between the fixed plate, and the dismouting of being convenient for.
Further, the installation sleeve is connected with the fixed plate through bolts, and the installation sleeve is connected with the dust cover through bolts.
Due to the arrangement, the installation sleeve and the fixed plate are stably connected through the bolt connection, the pretightening force can be increased to improve the connection tightness between the installation sleeve and the fixed plate, and the installation sleeve and the fixed plate are convenient to disassemble and assemble; bolted connection makes the installation sleeve with the dust cover is connected stably, can increase the pretightning force in order to improve the installation sleeve with be connected tightness between the dust cover, and the dismouting of being convenient for.
Further, the motor is connected with the mounting sleeve through a bolt, and the motor is connected with the lead screw through the coupler.
Due to the arrangement, the motor is stably connected with the mounting sleeve through the bolt connection, the pretightening force can be increased to improve the connection tightness between the motor and the mounting sleeve, and the motor is convenient to disassemble, assemble and maintain; the coupling connection enables the torque and the torque of the motor to be smoothly transmitted to the lead screw.
Further, the guide nut is welded with the mounting sliding sleeve, and the mounting sliding sleeve is connected with the mounting placing frame through a bolt.
Due to the arrangement, the guide nut is tightly connected with the mounting sliding sleeve by welding, the connection strength between the guide nut and the mounting sliding sleeve is high, and the structure is stable and reliable; bolted connection makes the installation sliding sleeve with the frame is placed in the installation and is connected stably, can increase the pretightning force in order to improve the installation sliding sleeve with the installation is placed the connection compactness between the frame, and the dismouting of being convenient for.
Furthermore, the lithium battery pack is connected with the remote controller shell through a clamping groove, and the control button is embedded on the remote controller shell.
Due to the arrangement, the lithium battery pack is connected with the remote controller shell in a tight and stable manner through the connection of the clamping grooves, and the lithium battery pack is convenient to disassemble, assemble and replace; the control button is embedded on the remote controller shell, so that the control button is stably connected with the remote controller shell.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses stable in structure is reliable, and easy operation is convenient, makes projecting apparatus business turn over dust cover through control motor work, and the setting of dustproof bottom plate can further seal the dust cover, when not using for the projecting apparatus reaches dirt-proof purpose under the totally enclosed condition.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic view of an internal structure of a suspension dustproof frame of an english teaching projector according to the present invention;
fig. 2 is a front view of a suspension dustproof frame of the english teaching projector of the present invention;
FIG. 3 is a left side view of english teaching projecting apparatus suspension dustproof frame.
The reference numerals are explained below:
1. mounting a plate; 2. a chute; 3. an electric slider; 4. a fixing plate; 5. installing a sleeve; 6. a support pillar; 7. a motor; 8. a coupling; 9. a lead screw; 10. a bearing; 11. a guide nut; 12. installing a sliding sleeve; 13. smooth pore channels; 14. a guide ring; 15. a dust cover; 16. installing a placing frame; 17. a dust-proof bottom plate; 18. a remote controller housing; 19. a lithium battery pack; 20. and a control button.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be further explained with reference to the accompanying drawings.
The first embodiment:
as shown in fig. 1-3, a suspension dust-proof frame for an english teaching projector comprises a mounting plate 1, a fixing plate 4, a dust-proof cover 15, and a dust-proof bottom plate 17, wherein a sliding groove 2 is formed on the mounting plate 1, the sliding groove 2 is used for sliding along an electric sliding block 3, the electric sliding block 3 is arranged in the sliding groove 2, the electric sliding block 3 is used for driving the fixing plate 4 to move along the sliding groove 2, the fixing plate 4 is arranged below the electric sliding block 3, the fixing plate 4 is used for fixing a mounting sleeve 5, the mounting sleeve 5 is arranged below the fixing plate 4, the mounting sleeve 5 is used for protecting an internal device, a support column 6 is arranged outside the mounting sleeve 5, the support column 6 is used for connecting and supporting, a motor 7 is arranged in the mounting sleeve 5, the motor 7 is used for driving a lead screw 9 to rotate, a coupler 8 is arranged, the lead screw 9 is used for guiding the nut 11 to move along the lead screw 9, the bearing 10 is arranged on the outer side of the lead screw 9, the bearing 10 is used for the lead screw 9 to rotate, the guide nut 11 is arranged below the bearing 10, the guide nut 11 is used for driving the installation sliding sleeve 12 to move along the lead screw 9, the installation sliding sleeve 12 is arranged below the guide nut 11 and used for driving the installation placing frame 16 to lift, the installation sliding sleeve 12 is internally provided with a smooth hole 13, the smooth hole 13 is used for the lead screw 9 to pass through, the outer side of the installation sliding sleeve 12 is provided with a guide ring 14, the guide ring 14 is used for guiding, the dust cover 15 is arranged below the installation sleeve 5 and used for preventing dust, the fixed plate 4 and the dust cover 15 are welded with the support column 6, the welding enables the fixed plate 4 and the dust cover 15 to be tightly connected with the support column 6, the connection strength between the, frame 16 is placed in the installation and is used for the installation to place the projecting apparatus, frame 16 below is placed in the installation is provided with dustproof bottom plate 17, dustproof bottom plate 17 is used for the installation to support the projecting apparatus and prevent dust, frame 16 welding is placed with the installation to dustproof bottom plate 17, the welding makes dustproof bottom plate 17 place the frame 16 with the installation and is connected closely, dustproof bottom plate 17 places the joint strength between the frame 16 with the installation high, and stable in structure is reliable, dust cover 15 side is provided with remote controller casing 18, remote controller casing 18 is used for protecting the internal installation, the inside lithium cell group 19 that is provided with of remote controller casing 18, lithium cell group 19 is used for providing the electric energy, remote controller casing 18 front portion is provided with control button 20, control button 20 is used for controlling electric slider 3 and motor 7 work, electric.
Second embodiment:
the second embodiment differs from the first embodiment in that: the electric sliding block 3 is connected with the sliding groove 2 in a sliding mode, and the electric sliding block 3 is connected with the fixing plate 4 through bolts.
Specifically, the sliding connection enables the electric sliding block 3 to smoothly slide along the sliding chute 2, so that the electric sliding block 3 can drive the fixing plate 4 to move along the sliding chute 2; bolted connection makes electronic slider 3 and fixed plate 4 be connected stably, can increase the pretightning force in order to improve the closeness of being connected between electronic slider 3 and the fixed plate 4, and the dismouting of being convenient for.
The third embodiment:
the third embodiment differs from the first embodiment in that: the guide nut 11 is welded with the mounting sliding sleeve 12, and the mounting sliding sleeve 12 is connected with the mounting placing frame 16 through a bolt.
Specifically, the guide nut 11 and the mounting sliding sleeve 12 are tightly connected by welding, the connection strength between the guide nut 11 and the mounting sliding sleeve 12 is high, and the structure is stable and reliable; the bolt connection enables the installation sliding sleeve 12 and the installation placing frame 16 to be stably connected, the pretightening force can be increased to improve the connection tightness between the installation sliding sleeve 12 and the installation placing frame 16, and the disassembly and the assembly are convenient.
The working principle is as follows: install the dust rack on the wall through mounting panel 1, fix the projecting apparatus installation inside frame 16 is placed in the installation, switch on, in use, teacher's accessible remote controller casing 18 on control button 20 control electric slider 3 drive fixed plate 4 and remove along spout 2, thereby adjust the position of projecting apparatus, through control button 20 control motor 7 just pass, drive leading nut 11 drives installation sliding sleeve 12 and moves down, thereby make the installation place frame 16 and move down, make the projecting apparatus spill from dust cover 15, after the use, pass back through control button 20 control motor 7, drive leading nut 11 drives installation sliding sleeve 12 rebound, thereby make the installation place frame 16 rebound, make the projecting apparatus get into dust cover 15, dust proof bottom plate 17 seals dust cover 15.
The above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (6)
1. The utility model provides an english teaching projecting apparatus hangs dustproof frame which characterized in that: comprises a mounting plate, a fixed plate, a dust cover and a dustproof bottom plate, wherein a chute is arranged on the mounting plate, an electric slider is arranged in the chute, the fixed plate is arranged below the electric slider, a mounting sleeve is arranged below the fixed plate, a support column is arranged outside the mounting sleeve, a motor is arranged inside the mounting sleeve, a coupler is arranged below the motor, a lead screw is arranged below the coupler, a bearing is arranged outside the lead screw, a guide nut is arranged below the bearing, a mounting sliding sleeve is arranged below the guide nut, a smooth pore channel is arranged inside the mounting sliding sleeve, a guide ring is arranged outside the mounting sliding sleeve, the dust cover is arranged below the mounting sleeve, the fixed plate and the dust cover are welded with the support column, a mounting placing frame is arranged inside the dust cover, the installation is placed the frame below and is provided with dustproof bottom plate, dustproof bottom plate with the frame welding is placed in the installation, the dust cover side is provided with the remote controller casing, the inside lithium cell group that is provided with of remote controller casing, remote controller casing front portion is provided with control button, electronic slider with the motor with the control button electricity is connected.
2. The English teaching projecting apparatus hangs dustproof frame of claim 1 which characterized in that: the electric sliding block is connected with the sliding groove in a sliding mode, and the electric sliding block is connected with the fixing plate through a bolt.
3. The English teaching projecting apparatus hangs dustproof frame of claim 1 which characterized in that: the mounting sleeve is connected with the fixed plate through a bolt, and the mounting sleeve is connected with the dust cover through a bolt.
4. The English teaching projecting apparatus hangs dustproof frame of claim 1 which characterized in that: the motor is connected with the mounting sleeve through a bolt, and the motor is connected with the lead screw through the coupler.
5. The English teaching projecting apparatus hangs dustproof frame of claim 1 which characterized in that: the guide nut is welded with the mounting sliding sleeve, and the mounting sliding sleeve is connected with the mounting placing frame through a bolt.
6. The English teaching projecting apparatus hangs dustproof frame of claim 1 which characterized in that: the lithium battery pack is connected with the remote controller shell through a clamping groove, and the control button is embedded on the remote controller shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920590997.9U CN209876450U (en) | 2019-04-22 | 2019-04-22 | English teaching projecting apparatus hangs dustproof frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920590997.9U CN209876450U (en) | 2019-04-22 | 2019-04-22 | English teaching projecting apparatus hangs dustproof frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209876450U true CN209876450U (en) | 2019-12-31 |
Family
ID=68962593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920590997.9U Expired - Fee Related CN209876450U (en) | 2019-04-22 | 2019-04-22 | English teaching projecting apparatus hangs dustproof frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209876450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828813A (en) * | 2020-07-30 | 2020-10-27 | 安徽双翔安全环境科技有限公司 | Production safety monitoring device for crusher and monitoring method thereof |
-
2019
- 2019-04-22 CN CN201920590997.9U patent/CN209876450U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828813A (en) * | 2020-07-30 | 2020-10-27 | 安徽双翔安全环境科技有限公司 | Production safety monitoring device for crusher and monitoring method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 Termination date: 20210422 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |