CN212584581U - Multimedia device is used in teaching of logistics management specialty - Google Patents
Multimedia device is used in teaching of logistics management specialty Download PDFInfo
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- CN212584581U CN212584581U CN202020728785.5U CN202020728785U CN212584581U CN 212584581 U CN212584581 U CN 212584581U CN 202020728785 U CN202020728785 U CN 202020728785U CN 212584581 U CN212584581 U CN 212584581U
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- groove
- fixedly connected
- connecting rod
- connecting plate
- block
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Abstract
The utility model discloses a multimedia device is used in teaching of logistics management specialty, including gim peg, connecting plate, roof and connecting rod, the bottom fixedly connected with connecting plate of roof, and the inside of connecting plate is provided with the gim peg, the junction of connecting plate and roof is provided with fixed knot and constructs. The utility model discloses a bottom at the connecting rod is provided with the adjustment structure, the length of the adjustable connecting rod of height needs according to the projection during use, carry out the adjustment of moving about with the lifter in the inside of connecting rod during the adjustment, adjust the movable groove through rotating after the rigidity, make it carry out screw thread transmission at installation piece outer wall, the shrink mouth that the movable groove bottom set up gradually with the installation piece when the movable groove coincides extrudees with the elastic block contact of installation piece bottom, make elastic block and lifter contact, the completion is fixed to the lift position of lifter, make the inside connecting rod height-adjustable of device through this setting, use the suitability better.
Description
Technical Field
The utility model relates to a teaching equipment technical field specifically is a multimedia device is used in teaching of logistics management specialty.
Background
The logistics management specialty need use projection equipment to carry out the projection teaching when the teaching, makes things convenient for the student to carry out whole synchronous study, needs the fixed effectual and good multimedia equipment for the teaching of logistics management specialty of use suitability of installation now, but there are many problems or defects in the multimedia equipment for the teaching of current logistics management specialty:
traditional logistics management is fixed back can not shine the length of needs adjustment connecting rod according to the wall after the multimedia device installation is fixed, and device adjustment suitability is not good, and the adjustment process wastes time and energy.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multimedia device is used in teaching of logistics management specialty to solve the inconvenient problem of connecting rod length adjustment that provides in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multimedia device is used in teaching of logistics management specialty, includes gim peg, connecting plate, roof and connecting rod, the bottom fixedly connected with connecting plate of roof, and the inside of connecting plate is provided with the gim peg, the junction of connecting plate and roof is provided with fixed knot structure, the bottom fixedly connected with connecting rod of connecting plate, and the bottom fixedly connected with adjustment structure of connecting rod, the bottom fixedly connected with projecting apparatus of adjustment structure, and be provided with the switch on the lateral wall of projecting apparatus, be provided with the camera lens on the lateral wall of projecting apparatus, one side of projecting apparatus is provided with the structure of unpacking.
Preferably, fixed knot constructs including joint groove, movable rod, holding tank, butt joint groove, butt joint piece, worm wheel and chock, the inside of roof is provided with the butt joint groove, the top fixedly connected with butt joint piece of connecting plate, and be provided with the chock on the lateral wall of butt joint piece, and the one end fixedly connected with worm wheel of chock.
Preferably, the inside of butt joint piece is provided with the holding tank, and the inside of holding tank is provided with the movable rod, be provided with the joint groove on the inside wall in butt joint groove.
Preferably, the adjustment structure includes lifter, installation piece, internal thread, shrink mouth, elastic block, external screw thread, activity groove, spacing groove and stopper, the inside swing joint of connecting rod has the lifter, the bottom fixedly connected with installation piece of connecting rod, and swing joint has the activity groove on the lateral wall of installation piece, be provided with the internal thread on the inside wall of activity groove, be provided with the external screw thread on the lateral wall of installation piece, and external screw thread and internal thread are threaded connection.
Preferably, the bottom fixedly connected with elastic block of installation piece, the bottom fixedly connected with shrink mouth of activity groove, the both sides fixedly connected with stopper of lifter, be provided with the spacing groove on the inside wall of connecting rod, and spacing groove and stopper are spacing guide structure.
Preferably, the structure of unpacking includes sliding block, pull board, sliding tray and notch, one side of projecting apparatus is provided with the notch, and the inside activity joint of notch has the pull board, the both ends fixedly connected with sliding block of pull board, be provided with the sliding tray on the inside wall of notch, sliding tray and sliding block are sliding structure.
Compared with the prior art, the beneficial effects of the utility model are that: this multimedia device is used in teaching of logistics management specialty is rational in infrastructure, has following advantage:
(1) the fixing structure is arranged at the joint of the connecting plate and the top plate, the butt joint block arranged at the top end of the connecting plate is clamped with the butt joint groove arranged in the top plate in use and installation, the bolt block is rotated after clamping, so that the bolt block drives the worm wheel connected with one end to rotate, the worm wheel drives the movable rod arranged at the top end to transmit in the accommodating groove, the movable rod is transmitted to the inside of the clamping groove arranged on the inner wall of the butt joint groove, the installation and fixing steps are completed, the fixing bolt is inserted in the connecting plate, the connecting plate and the top plate are fixed, and the connecting plate and the top plate are more firmly installed and;
(2) the bottom end of the connecting rod is provided with the adjusting structure, the length of the connecting rod can be adjusted according to the projection height during use, the lifting rod is movably adjusted in the connecting rod during adjustment, the movable groove is rotated after the adjusting position is fixed, so that the movable groove can perform thread transmission on the outer wall of the mounting block, when the movable groove is gradually overlapped with the mounting block, a contraction port arranged at the bottom end of the movable groove is in contact extrusion with an elastic block arranged at the bottom end of the mounting block, so that the elastic block is in contact with the lifting rod, the lifting position of the lifting rod is fixed, the height of the connecting rod in the device can be adjusted through the arrangement, and the use applicability is better;
(3) install the structure of unpacking through one side at the projecting apparatus, when needs carry out the dismouting maintenance to projecting apparatus inside during the use, can be with the inside activity pull of notch that the pull board set up on the projecting apparatus, the sliding block of pull board both ends installation is at the inside activity of sliding tray that the notch inner wall set up during the pull, and it is more convenient to make the inside clean maintenance of projecting apparatus through this setting.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic front view of the adjusting structure of the present invention;
FIG. 3 is a schematic side view of the structure of the present invention;
fig. 4 is a front view of the fixing structure of the present invention.
In the figure: 1. a fixing bolt; 2. a fixed structure; 201. a clamping groove; 202. a movable rod; 203. accommodating grooves; 204. a butt joint groove; 205. a butt joint block; 206. a worm gear; 207. a bolt block; 3. a connecting plate; 4. a top plate; 5. a connecting rod; 6. a projector; 7. a switch; 8. a lens; 9. adjusting the structure; 901. a lifting rod; 902. mounting blocks; 903. an internal thread; 904. a constriction; 905. an elastic block; 906. an external thread; 907. a movable groove; 908. a limiting groove; 909. a limiting block; 10. a box opening structure; 1001. a slider; 1002. a drawing plate; 1003. a sliding groove; 1004. a notch.
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. 1-4, the present invention provides an embodiment: a multimedia device for teaching of logistics management major comprises a fixing bolt 1, a connecting plate 3, a top plate 4 and a connecting rod 5, wherein the bottom end of the top plate 4 is fixedly connected with the connecting plate 3, the fixing bolt 1 is arranged inside the connecting plate 3, a fixing structure 2 is arranged at the joint of the connecting plate 3 and the top plate 4, the fixing structure 2 comprises a clamping groove 201, a movable rod 202, a containing groove 203, a butt-joint groove 204, a butt-joint block 205, a worm wheel 206 and a bolt block 207, the butt-joint groove 204 is arranged inside the top plate 4, the top end of the connecting plate 3 is fixedly connected with the butt-joint block 205, the outer side wall of the butt-joint block 205 is provided with the bolt block 207, and one end of the;
an accommodating groove 203 is formed in the butt joint block 205, a movable rod 202 is arranged in the accommodating groove 203, and a clamping groove 201 is formed in the inner side wall of the butt joint groove 204;
specifically, as shown in fig. 1 and 3, in use, the fixing structure 2 is installed at the joint of the connecting plate 3 and the top plate 4, when in use and installation, the butt joint block 205 installed at the top end of the connecting plate 3 is in joint connection with the butt joint groove 204 arranged inside the top plate 4, after joint connection, the bolt block 207 is rotated to drive the worm wheel 206 with one end connected to the worm wheel 206 to rotate, the worm wheel 206 drives the movable rod 202 arranged at the top end to transmit inside the accommodating groove 203, the movable rod 202 is transmitted to the inside of the joint groove 201 arranged on the inner wall of the butt joint groove 204, the installation and fixing steps are completed, and then the fixing bolt 1 is inserted into the connecting plate 3 to complete the fixing of the connecting plate 3 and the top plate 4, so that;
the bottom end of the connecting plate 3 is fixedly connected with a connecting rod 5, the bottom end of the connecting rod 5 is fixedly connected with an adjusting structure 9, the adjusting structure 9 comprises a lifting rod 901, an installation block 902, an internal thread 903, a contraction port 904, an elastic block 905, an external thread 906, a movable groove 907, a limiting groove 908 and a limiting block 909, the interior of the connecting rod 5 is movably connected with the lifting rod 901, the bottom end of the connecting rod 5 is fixedly connected with the installation block 902, the outer side wall of the installation block 902 is movably connected with the movable groove 907, the inner side wall of the movable groove 907 is provided with the internal thread 903, the outer side wall of the installation block 902 is provided with the external thread 906, and the;
the bottom end of the mounting block 902 is fixedly connected with an elastic block 905, the bottom end of the movable groove 907 is fixedly connected with a contraction port 904, two sides of the lifting rod 901 are fixedly connected with limit blocks 909, the inner side wall of the connecting rod 5 is provided with limit grooves 908, and the limit grooves 908 and the limit blocks 909 are of limit guide structures;
specifically, as shown in fig. 1 and 2, when in use, the bottom end of the connecting rod 5 is provided with the adjusting structure 9, when in use, the length of the connecting rod 5 can be adjusted according to the projection height requirement, when in adjustment, the lifting rod 901 is movably adjusted in the connecting rod 5, after the adjusting position is fixed, the outer wall of the mounting block 902 is subjected to screw transmission by rotating the movable groove 907, when the movable groove 907 is gradually overlapped with the mounting block 902, the contraction port 904 arranged at the bottom end of the movable groove 907 is in contact with the elastic block 905 arranged at the bottom end of the mounting block 902 to be extruded, the elastic block 905 is in contact with the lifting rod 901 to complete the fixing of the lifting position of the lifting rod 901, and the height of the connecting rod 5 in the device can be adjusted through the arrangement, so that the;
the bottom end of the adjusting structure 9 is fixedly connected with a projector 6, a switch 7 is arranged on the outer side wall of the projector 6, a lens 8 is arranged on the outer side wall of the projector 6, an unpacking structure 10 is arranged on one side of the projector 6, the unpacking structure 10 comprises a sliding block 1001, a drawing plate 1002, a sliding groove 1003 and a groove opening 1004, the groove opening 1004 is arranged on one side of the projector 6, the drawing plate 1002 is movably clamped inside the groove opening 1004, the sliding block 1001 is fixedly connected to two ends of the drawing plate 1002, the sliding groove 1003 is arranged on the inner side wall of the groove opening 1004, and the sliding groove 1003 and the sliding block 1001 are of sliding structures;
specifically, as shown in fig. 1 and 4, in use, the box opening structure 10 is installed on one side of the projector 6, when the inside of the projector 6 needs to be disassembled and maintained in use, the drawing plate 1002 can be movably drawn and pulled inside the notch 1004 arranged on the projector 6, the sliding blocks 1001 installed at two ends of the drawing plate 1002 move inside the sliding grooves 1003 arranged on the inner wall of the notch 1004 in drawing, and the inside of the projector 6 is more conveniently cleaned and maintained through the arrangement.
The working principle is as follows: when the fixing structure is used, the connecting rod 5 is connected with the projector 6 and is fixed on the top plate 4 through the fixing structure 2, the projector 6 is installed, and the projector 6 is convenient to project on a wall surface;
secondly, an adjusting structure 9 is arranged at the bottom end of the connecting rod 5, the length of the connecting rod 5 can be adjusted according to the requirement of the projection height during use, the lifting rod 901 is movably adjusted in the connecting rod 5 during adjustment, the movable groove 907 is rotated after the adjusting position is fixed, so that the movable groove is in threaded transmission on the outer wall of the mounting block 902, when the movable groove 907 is gradually overlapped with the mounting block 902, a contraction port 904 arranged at the bottom end of the movable groove 907 is in contact extrusion with an elastic block 905 arranged at the bottom end of the mounting block 902, the elastic block 905 is in contact with the lifting rod 901, the lifting position fixing of the lifting rod 901 is completed, the height of the connecting rod 5 in the device can be adjusted through the arrangement, and the use applicability is;
finally, through installing out-of-box structure 10 in one side of projecting apparatus 6, when needing to carry out dismouting maintenance to projecting apparatus 6 inside during the use, can be with the inside activity pull of notch 1004 that pull board 1002 set up on projecting apparatus 6, the sliding block 1001 of pull board 1002 both ends installation moves in the sliding tray 1003 that the notch 1004 inner wall set up during the pull, makes through this setting more convenient to the inside clean maintenance of projecting apparatus 6.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a multimedia device is used in teaching of logistics management specialty, includes gim peg (1), connecting plate (3), roof (4) and connecting rod (5), its characterized in that: the bottom fixedly connected with connecting plate (3) of roof (4), and the inside of connecting plate (3) is provided with gim peg (1), the junction of connecting plate (3) and roof (4) is provided with fixed knot structure (2), the bottom fixedly connected with connecting rod (5) of connecting plate (3), and the bottom fixedly connected with adjustment structure (9) of connecting rod (5), the bottom fixedly connected with projecting apparatus (6) of adjustment structure (9), and be provided with switch (7) on the lateral wall of projecting apparatus (6), be provided with camera lens (8) on the lateral wall of projecting apparatus (6), one side of projecting apparatus (6) is provided with out-of-the-box structure (10).
2. The multimedia device for teaching of logistics management major of claim 1, wherein: fixed knot constructs (2) including joint groove (201), movable rod (202), holding tank (203), butt joint groove (204), butt joint piece (205), worm wheel (206) and bolt piece (207), the inside of roof (4) is provided with butt joint groove (204), the top fixedly connected with butt joint piece (205) of connecting plate (3), and be provided with bolt piece (207) on the lateral wall of butt joint piece (205), and the one end fixedly connected with worm wheel (206) of bolt piece (207).
3. The multimedia device for teaching of logistics management major of claim 2, wherein: the inside of butt joint piece (205) is provided with holding tank (203), and the inside of holding tank (203) is provided with movable rod (202), be provided with joint groove (201) on the inside wall in butt joint groove (204).
4. The multimedia device for teaching of logistics management major of claim 1, wherein: the adjusting structure (9) comprises a lifting rod (901), an installation block (902), an internal thread (903), a contraction opening (904), an elastic block (905), an external thread (906), a movable groove (907), a limiting groove (908) and a limiting block (909), wherein the lifting rod (901) is movably connected inside the connecting rod (5), the installation block (902) is fixedly connected to the bottom end of the connecting rod (5), the movable groove (907) is movably connected to the outer side wall of the installation block (902), the internal thread (903) is arranged on the inner side wall of the movable groove (907), the external thread (906) is arranged on the outer side wall of the installation block (902), and the external thread (906) and the internal thread (903) are in threaded connection.
5. The multimedia device for teaching of logistics management major of claim 4, wherein: the bottom end of the mounting block (902) is fixedly connected with an elastic block (905), the bottom end of the movable groove (907) is fixedly connected with a contraction port (904), two sides of the lifting rod (901) are fixedly connected with limit blocks (909), the inner side wall of the connecting rod (5) is provided with limit grooves (908), and the limit grooves (908) and the limit blocks (909) are of limit guide structures.
6. The multimedia device for teaching of logistics management major of claim 1, wherein: the box opening structure (10) comprises a sliding block (1001), a drawing plate (1002), a sliding groove (1003) and a groove opening (1004), wherein the groove opening (1004) is formed in one side of the projector (6), the drawing plate (1002) is movably clamped in the groove opening (1004), the sliding block (1001) is fixedly connected to the two ends of the drawing plate (1002), the sliding groove (1003) is formed in the inner side wall of the groove opening (1004), and the sliding groove (1003) and the sliding block (1001) are of a sliding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020728785.5U CN212584581U (en) | 2020-05-06 | 2020-05-06 | Multimedia device is used in teaching of logistics management specialty |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020728785.5U CN212584581U (en) | 2020-05-06 | 2020-05-06 | Multimedia device is used in teaching of logistics management specialty |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212584581U true CN212584581U (en) | 2021-02-23 |
Family
ID=74649083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020728785.5U Expired - Fee Related CN212584581U (en) | 2020-05-06 | 2020-05-06 | Multimedia device is used in teaching of logistics management specialty |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212584581U (en) |
-
2020
- 2020-05-06 CN CN202020728785.5U patent/CN212584581U/en not_active Expired - Fee Related
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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: 20210223 Termination date: 20210506 |
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| CF01 | Termination of patent right due to non-payment of annual fee |