CN213040275U - Projector for law teaching - Google Patents
Projector for law teaching Download PDFInfo
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- CN213040275U CN213040275U CN202022044520.6U CN202022044520U CN213040275U CN 213040275 U CN213040275 U CN 213040275U CN 202022044520 U CN202022044520 U CN 202022044520U CN 213040275 U CN213040275 U CN 213040275U
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- projector
- supporting seat
- teaching
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Abstract
The utility model discloses a projector for teaching of law teaching, which comprises two fixing plates, wherein the two fixing plates are arranged and distributed in parallel, a support plate is arranged at the side edge of the middle part of the bottom of the two fixing plates, the two fixing plates are connected with an adjusting plate in a sliding way at one side opposite to each other, two first studs are arranged on the surface of one side, which is far away from each other, of the two adjusting plates, the end parts of the first studs extend to the outer side of the support plate and are fixedly connected with the support plate through nuts, when in use, the fixing plates are fixed at the top of a wall through screws, then a projector body is placed on a supporting seat, then a compression plate is fixed at the two sides of the upper surface of the projector body, thereby fixing the projector body, the height of the projector body is convenient to be adjusted through the sliding connection of the adjusting plates, the projector body is convenient to install and detach.
Description
Technical Field
The utility model relates to a relevant technical field of law class teaching specifically is a projecting apparatus for law class teaching.
Background
The law, also called law and legal science, is a science which takes laws, legal phenomena and regularity thereof as research contents, is a special study for researching problems related to laws, and is a knowledge and theoretical system related to legal problems. Law, science about law. The law is scientific in body, takes the value theory as the main core content, is the center of thinking, takes the law as the mandatory standard of society, and directly aims to maintain the social order and realize the social justice through the construction and the maintenance of the order. The core of the law, which is the subject of research by law, is the study of order and fairness. The law is a general category established in high schools in all countries in the world, is one of ten college department systems of university of China, and comprises four main components of law, politics, public security and sociology. In society, many people are accustomed to referring to the legal profession as the legal profession.
In law teaching process, the mr often needs to share abundant cases with the student, consequently, need use the projecting apparatus, present projecting apparatus is comparatively loaded down with trivial details in the installation, and be not convenient for dismantle the projecting apparatus after the installation is accomplished, it is very troublesome, in addition, present projecting apparatus is after the installation is accomplished, be not convenient for adjust its height once more, the flexibility is relatively poor, and the projecting apparatus is when using, usually need adjust its angle, make the picture be located projection cloth midpoint, and present projecting apparatus is usually to carry out the angle modulation of a check with the hand pulling projecting apparatus when angle modulation, can be difficult to make the projecting apparatus adjust to the optimum position when too hard or too light with strength, need to adjust repeatedly, it is very troublesome.
Disclosure of Invention
An object of the utility model is to provide a projecting apparatus for law class teaching to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a projector for teaching of legal lessons comprises two fixed plates, wherein the two fixed plates are arranged and distributed in parallel, a support plate is arranged on the side edge of the middle part of the bottom of the two fixed plates, an adjusting plate is connected to one side of the two fixed plates opposite to each other in a sliding manner, two first studs are arranged on the surfaces of the two adjusting plates far away from each other, the end parts of the first studs extend to the outer side of the support plate and are fixedly connected with the support plate through nuts, a connecting plate is arranged on one side of the two adjusting plates opposite to the bottom, the connecting plate is of a T-shaped structure, an angle adjusting mechanism is arranged on the upper surface of the connecting plate, a supporting seat is arranged above the angle adjusting mechanism and is of a U-shaped structure, a baffle is arranged on the rear side of the supporting seat, a projector body is arranged in a U-shaped groove of the supporting seat, the both sides middle part of supporting seat all is provided with the pivot, the pivot passes through the axle bed and is connected with the rotation of regulating plate inner wall, during the use, pass through fix with screw in wall top department with the fixed plate, then place the projecting apparatus body on the supporting seat, then fix the upper surface both sides at the projecting apparatus body with the pressure strip, thereby fix the projecting apparatus body, through setting up regulating plate and fixed plate sliding connection, be convenient for adjust the height of projecting apparatus body, through the setting of pressure strip, be convenient for install and dismantle the projecting apparatus body, through the angle adjustment mechanism who sets up, be convenient for adjust the angle of projecting apparatus body, and is convenient and fast.
As a further aspect of the present invention: two the relative one side of extension board all is provided with the recess, the width of recess is identical with the width of regulating plate, the both sides inner wall of recess all is provided with the spacing groove, the both sides of regulating plate all are provided with spacing limit, spacing limit and spacing groove sliding connection are convenient for slide the regulating plate through the cooperation between recess, spacing groove and the spacing limit to be convenient for highly adjust the projecting apparatus body, it is very convenient.
As a further aspect of the present invention: the middle part of the surface of the support plate is provided with a first long round hole, the first stud extends to the outer side of the first long round hole and rotates to connect the nut, the diameter of the nut is larger than that of the first long round hole, the first long round hole is matched with the first stud, and under the action of the nut, when the height of the projector body is adjusted, the adjusting plate is convenient to fix.
As a further aspect of the present invention: the angle adjusting mechanism comprises a lead screw, bearing seats are arranged at two ends of the lead screw, the bottom of each bearing seat is connected with the upper surface of a connecting plate, the lead screw is connected with the bearing seats in a rotating mode through bearings, the front end of the lead screw extends to the outer side of the bearing seat and is provided with a knob, a threaded block is connected to the lead screw in a rotating mode, the upper surface of the threaded block is connected with a connecting rod in a rotating mode through a rotating shaft, the top end of the connecting rod is connected with the bottom of a supporting seat in a rotating mode through the rotating shaft, the lead screw is rotated through the rotating knob, the threaded block is accordingly moved on the lead screw, the connecting rod pushes the supporting seat, the inclination angle of the supporting seat is changed under the action of the rotating shaft, and therefore a user can conveniently adjust the angle of the projector body, fine adjustment of the angle of, And (4) the method is quick.
As a further aspect of the present invention: the both sides bottom of pressure strip all is provided with the picture peg, the upper surface both sides of supporting seat correspond with the picture peg and are provided with the jack, the size and the picture peg size of jack are identical, just the jack outside is provided with the second slotted hole, the top of second slotted hole extends to the top of jack, the bottom of picture peg is close to second slotted hole one side and is provided with the second double-screw bolt, the second double-screw bolt extends to the second slotted hole outside and rotates and be connected with the nut, the diameter of nut is greater than the diameter of second slotted hole, through the cooperation between picture peg and the jack, is convenient for highly adjust the pressure strip, is convenient for install and dismantle the projecting apparatus body simultaneously to under the cooperation of second double-screw bolt and second slotted hole, and under the effect of nut, be convenient for fix the pressure strip, make it fix the projecting apparatus body.
As a further aspect of the present invention: the bottom surface of supporting seat is provided with equidistant evenly distributed's vent, the bottom of pressure strip is provided with the rubber pad, through the vent that sets up for the bottom of projecting apparatus body is in the fretwork state, thereby is convenient for dispel the heat to the projecting apparatus body, and through the rubber pad that sets up, avoids causing the phenomenon of wearing and tearing to take place to the projecting apparatus body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. during the use, pass through the fix with screw in wall top department with the fixed plate, then place the projecting apparatus body on the supporting seat, then fix the pressure strip in the upper surface both sides of projecting apparatus body, thereby fix the projecting apparatus body, through setting up regulating plate and fixed plate sliding connection, be convenient for highly adjust the projecting apparatus body, setting through the pressure strip, be convenient for install and dismantle the projecting apparatus body, through the angle adjustment mechanism who sets up, be convenient for adjust the angle of projecting apparatus body, and is convenient and fast, and the device is widely used in the society.
2. Through the recess, the cooperation between spacing groove and the spacing limit, be convenient for slide the adjusting plate, thereby be convenient for highly adjust the projecting apparatus body, it is very convenient, through the cooperation between first slotted hole and the first double-screw bolt, and under the effect of nut, when adjusting the height of projecting apparatus body, be convenient for fix the adjusting plate, through rotating the knob, make the lead screw rotate, thereby make the thread block remove on the lead screw, thereby make the connecting rod promote the supporting seat, and under the effect of pivot, make the inclination of supporting seat change, thereby convenient to use person adjusts the angle of projecting apparatus body, and be threaded connection between through lead screw and the thread block, be convenient for realize the fine setting to the angle of projecting apparatus body, thereby make angle modulation more accurate, it is swift.
3. Through the cooperation between picture peg and the jack, be convenient for highly adjust the pressure strip, be convenient for install and dismantle the projecting apparatus body simultaneously, and under the cooperation of second double-screw bolt and second slotted hole, and under the effect of nut, be convenient for fix the pressure strip, make it fix the projecting apparatus body, vent through setting up, make the bottom of projecting apparatus body be in the fretwork state, thereby be convenient for dispel the heat to the projecting apparatus body, through the rubber pad that sets up, avoid causing the phenomenon of wearing and tearing to take place to the projecting apparatus body.
Drawings
Fig. 1 is a schematic structural view of a projector for law teaching.
Fig. 2 is a front view of a projector for teaching a legal lesson.
Fig. 3 is a right side view of a projector for law course teaching.
Fig. 4 is a connection diagram of a support plate and an adjusting plate in a projector for law teaching.
Fig. 5 is a schematic structural view of a support base in a projector for law teaching.
Fig. 6 is a right side view of a support base in a projector for teaching a legal course.
In the figure: 1. a support plate; 2. a fixing plate; 3. an adjusting plate; 4. a connecting plate; 5. a screw rod; 6. an angle adjusting mechanism; 7. a thread block; 8. a supporting seat; 9. a projector body; 10. a compression plate; 11. a first oblong hole; 12. a first stud; 13. a limiting edge; 14. a groove; 15. a second oblong hole; 16. a second stud; 17. a knob; 18. a connecting rod; 19. a jack; 20. a rotating shaft; 21. and (4) inserting plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 6, in an embodiment of the present invention, a projector for teaching a legal lesson includes two fixing plates 2, two fixing plates 2 are disposed on the fixing plates 2, a support plate 1 is disposed on a side of a middle portion of bottoms of the two fixing plates 2, an adjusting plate 3 is slidably connected to an opposite side of the two fixing plates 2, two first studs 12 are disposed on surfaces of the two adjusting plates 3 away from each other, ends of the first studs 12 extend to an outer side of the support plate 1 and are fixedly connected to the support plate 1 through nuts, a connecting plate 4 is disposed on an opposite side of bottoms of the two adjusting plates 3, the connecting plate 4 is of a "T" shape, an angle adjusting mechanism 6 is disposed on an upper surface of the connecting plate 4, a support seat 8 is disposed above the angle adjusting mechanism 6, the support seat 8 is of a "U" shape ", and the rear side of the supporting seat 8 is provided with a baffle, a projector body 9 is arranged in a U-shaped groove of the supporting seat 8, two sides of the upper surface of the supporting seat 8 fix the projector body 9 through a pressing plate 10, the middle parts of two sides of the supporting seat 8 are provided with rotating shafts 20, and the rotating shafts 20 are rotatably connected with the inner wall of the adjusting plate 3 through shaft seats.
During the use, pass through fix with screw at wall top department with fixed plate 2, then place projecting apparatus body 9 on supporting seat 8, then fix pressure strip 10 in the upper surface both sides of projecting apparatus body 9, thereby fix projecting apparatus body 9, through setting up regulating plate 3 and 2 sliding connection of fixed plate, be convenient for highly adjust projecting apparatus body 9, setting through pressure strip 10, be convenient for install and dismantle projecting apparatus body 9, through the angle adjustment mechanism 6 that sets up, be convenient for adjust the angle of projecting apparatus body 9, and is convenient and fast.
Two the relative one side of extension board 1 all is provided with recess 14, the width of recess 14 is identical with the width of regulating plate 3, the both sides inner wall of recess 14 all is provided with the spacing groove, the both sides of regulating plate 3 all are provided with spacing limit 13, spacing limit 13 and spacing groove sliding connection.
Through the cooperation between recess 14, spacing groove and the spacing limit 13, be convenient for slide adjusting plate 3 to be convenient for adjust the height of projecting apparatus body 9, it is very convenient.
The middle part of the surface of the support plate 1 is provided with a first long round hole 11, the first stud 12 extends to the outer side of the first long round hole 11 and is rotatably connected with a nut, and the diameter of the nut is larger than that of the first long round hole 11.
Through the cooperation between first slotted hole 11 and first double-screw bolt 12 to under the effect of nut, when adjusting the height of projecting apparatus body 9, be convenient for fix adjusting plate 3.
The angle adjusting mechanism 6 comprises a screw rod 5, bearing seats are arranged at two ends of the screw rod 5, the bottom of each bearing seat is connected with the upper surface of the connecting plate 4, the screw rod 5 is connected with the bearing seats in a rotating mode through bearings, the front end of the screw rod 5 extends to the outer side of the bearing seat and is provided with a knob 17, a threaded block 7 is connected to the screw rod 5 in a rotating mode, the upper surface of the threaded block 7 is connected with a connecting rod 18 in a rotating mode through a rotating shaft, and the top end of the connecting rod 18 is connected with the bottom of.
Through rotating knob 17, make lead screw 5 rotate, thereby make the screw block 7 remove on lead screw 5, thereby make connecting rod 18 promote supporting seat 8, and under the effect of pivot 20, make the inclination of supporting seat 8 change, thereby convenient to use person adjusts the angle of projecting apparatus body 9, and be threaded connection through between lead screw 5 and the screw block 7, be convenient for realize the fine setting to the angle of projecting apparatus body 9, thereby make the angle modulation more accurate, swift.
The both sides bottom of pressure strip 10 all is provided with picture peg 21, the upper surface both sides of supporting seat 8 correspond with picture peg 21 and are provided with jack 19, jack 19's size is identical with picture peg 21's size, just the jack 19 outside is provided with second slotted hole 15, the top of second slotted hole 15 extends to the top of jack 19, the bottom of picture peg 21 is close to second slotted hole 15 one side and is provided with second double-screw bolt 16, second double-screw bolt 16 extends to the 15 outsides of second slotted hole and rotates and be connected with the nut, the diameter of nut is greater than the diameter of second slotted hole 15.
Through the cooperation between picture peg 21 and jack 19, be convenient for adjust the height of pressure strip 10, be convenient for simultaneously install and dismantle projecting apparatus body 9 to under the cooperation of second double-screw bolt 16 and second slotted hole 15, and under the effect of nut, be convenient for fix pressure strip 10, make it fix projecting apparatus body 9.
The bottom surface of supporting seat 8 is provided with equidistant evenly distributed's vent, the bottom of pressure strip 10 is provided with the rubber pad.
Through the vent that sets up for the bottom of projecting apparatus body 9 is in the fretwork state, thereby is convenient for dispel the heat to projecting apparatus body 9, and through the rubber pad that sets up, avoids causing the phenomenon of wearing and tearing to take place projecting apparatus body 9.
The utility model discloses a theory of operation is:
when in use, the fixing plate 2 is fixed at the top of a wall through screws, the projector body 9 is placed on the supporting seat 8, the pressing plate 10 is fixed at two sides of the upper surface of the projector body 9, so that the projector body 9 is fixed, the adjusting plate 3 is slidably connected with the fixing plate 2, so that the height of the projector body 9 can be conveniently adjusted, the projector body 9 can be conveniently installed and disassembled through the arrangement of the pressing plate 10, the angle of the projector body 9 can be conveniently adjusted through the arranged angle adjusting mechanism 6, the adjustment is convenient and rapid, the adjusting plate 3 can be conveniently slid through the matching among the groove 14, the limiting groove and the limiting edge 13, so that the height of the projector body 9 can be conveniently adjusted, the adjustment is very convenient, the adjustment is convenient through the matching between the first long round hole 11 and the first stud 12, and under the action of the nut, when the height of the projector body 9 is adjusted, the adjusting plate 3 is conveniently fixed, the screw rod 5 is rotated by rotating the knob 17, so that the thread block 7 moves on the screw rod 5, the connecting rod 18 pushes the supporting seat 8, and the inclination angle of the supporting seat 8 is changed under the action of the rotating shaft 20, so that a user can conveniently adjust the angle of the projector body 9, the screw rod 5 is in threaded connection with the thread block 7, the fine adjustment of the angle of the projector body 9 is conveniently realized, the angle adjustment is more accurate and rapid, the height of the pressing plate 10 is conveniently adjusted through the matching between the inserting plate 21 and the inserting hole 19, the projector body 9 is conveniently mounted and dismounted, the pressing plate 10 is conveniently fixed under the matching of the second stud 16 and the second long round hole 15 and under the action of the nut, make it fix projecting apparatus body 9, through the vent that sets up for the bottom of projecting apparatus body 9 is in the fretwork state, thereby is convenient for dispel the heat to projecting apparatus body 9, and through the rubber pad that sets up, avoids causing the phenomenon of wearing and tearing to projecting apparatus body 9 to take place.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The projector for law teaching comprises two fixing plates (2) and is characterized in that the two fixing plates (2) are arranged and distributed in parallel, a support plate (1) is arranged at the side edge of the middle part of the bottom of the two fixing plates (2), an adjusting plate (3) is connected to one side of the two fixing plates (2) in a sliding mode, two first studs (12) are arranged on one side surface of the two adjusting plates (3) far away from each other, the end part of each first stud (12) extends to the outer side of the support plate (1) and is fixedly connected with the support plate (1) through a nut, a connecting plate (4) is arranged on one side of the bottom of the two adjusting plates (3) in a sliding mode, the connecting plate (4) is of a T-shaped structure, an angle adjusting mechanism (6) is arranged on the upper surface of the connecting plate (4), and a supporting seat (8) is arranged above the, the supporting seat (8) is of a U-shaped structure, a baffle is arranged on the rear side of the supporting seat (8), a projector body (9) is arranged in a U-shaped groove of the supporting seat (8), two sides of the upper surface of the supporting seat (8) are fixed to the projector body (9) through pressing plates (10), rotating shafts (20) are arranged in the middle of two sides of the supporting seat (8), and the rotating shafts (20) are rotatably connected with the inner wall of the adjusting plate (3) through shaft seats.
2. The projector for teaching the legal lesson according to claim 1, wherein the two support plates (1) are provided with a groove (14) on opposite sides, the width of the groove (14) is matched with that of the adjusting plate (3), the inner walls of the two sides of the groove (14) are provided with a limiting groove, the two sides of the adjusting plate (3) are provided with a limiting edge (13), and the limiting edge (13) is slidably connected with the limiting groove.
3. The projector for teaching the legal lesson as claimed in claim 1, wherein the support plate (1) is provided with a first slotted hole (11) in the middle of the surface, the first stud (12) extends to the outside of the first slotted hole (11) and is rotatably connected with a nut, and the diameter of the nut is larger than that of the first slotted hole (11).
4. The projector for the teaching of the legal lesson as claimed in claim 1, wherein the angle adjustment mechanism (6) comprises a screw rod (5), bearing seats are arranged at both ends of the screw rod (5), the bottom of each bearing seat is connected with the upper surface of the connecting plate (4), the screw rod (5) is rotatably connected with the bearing seats through bearings, the front end of the screw rod (5) extends to the outer side of the bearing seat and is provided with a knob (17), a threaded block (7) is rotatably connected onto the screw rod (5), a connecting rod (18) is rotatably connected onto the upper surface of the threaded block (7) through a rotating shaft, and the top end of the connecting rod (18) is rotatably connected with the bottom of the supporting seat (8) through a rotating shaft.
5. The projector for teaching in the legal lesson as claimed in claim 1, wherein the bottom of each side of the pressure strip (10) is provided with an inserting plate (21), the two sides of the upper surface of the supporting seat (8) are provided with inserting holes (19) corresponding to the inserting plates (21), the size of each inserting hole (19) is matched with that of each inserting plate (21), a second long round hole (15) is arranged outside each inserting hole (19), the top end of each second long round hole (15) extends to the position above each inserting hole (19), a second stud (16) is arranged on one side, close to each second long round hole (15), of the bottom of each inserting plate (21), each second stud (16) extends to the outer side of each second long round hole (15) and is rotatably connected with a nut, and the diameter of each nut is larger than that of each second long round hole (15).
6. The projector for teaching legal lessons according to claim 1, wherein the bottom surface of the supporting base (8) is provided with uniformly distributed ventilation openings at equal intervals, and the bottom of the pressing plate (10) is provided with a rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022044520.6U CN213040275U (en) | 2020-09-17 | 2020-09-17 | Projector for law teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022044520.6U CN213040275U (en) | 2020-09-17 | 2020-09-17 | Projector for law teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213040275U true CN213040275U (en) | 2021-04-23 |
Family
ID=75535921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022044520.6U Expired - Fee Related CN213040275U (en) | 2020-09-17 | 2020-09-17 | Projector for law teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213040275U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113687163A (en) * | 2021-08-24 | 2021-11-23 | 上海金智晟东电力科技有限公司 | Power distribution terminal tester based on high protection performance |
-
2020
- 2020-09-17 CN CN202022044520.6U patent/CN213040275U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113687163A (en) * | 2021-08-24 | 2021-11-23 | 上海金智晟东电力科技有限公司 | Power distribution terminal tester based on high protection performance |
| CN113687163B (en) * | 2021-08-24 | 2023-12-01 | 上海金智晟东电力科技有限公司 | Power distribution terminal tester based on high protection |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210423 Termination date: 20210917 |