CN210428945U - Human geographical knowledge display device - Google Patents
Human geographical knowledge display device Download PDFInfo
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- CN210428945U CN210428945U CN201921287641.4U CN201921287641U CN210428945U CN 210428945 U CN210428945 U CN 210428945U CN 201921287641 U CN201921287641 U CN 201921287641U CN 210428945 U CN210428945 U CN 210428945U
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Abstract
The utility model discloses a humanity geographical knowledge display device, concretely relates to display device technical field, including the containing box, first cavity has been seted up at the top of containing box, first bearing is inlayed to the bottom of first cavity inner wall, the bottom of first cavity inner wall is rotated through first bearing and is connected with the hollow shaft, the top cover of hollow shaft is equipped with first threaded rod, the top cover of first threaded rod outer wall is equipped with first thread bush, the top of first thread bush is rotated and is connected with a plurality of head rods, the top of first threaded rod is provided with the roof. The utility model discloses a hollow shaft, first threaded rod etc. that set up have reduced operating personnel and have built this display device's work load, have saved the time of building, have improved building efficiency, and labour saving and time saving through support column, the sleeve etc. that set up, conveniently adjusts display device's height, makes display device can adapt to the crowd of different heights.
Description
Technical Field
The utility model relates to a display device technical field, more specifically say, the utility model relates to a humanity geographical knowledge display device.
Background
Humanistic geography explores a discipline on the geographic distribution, diffusion and variation of various humanistic phenomena, and the formation and development rules of the geographical structure of human social activities. The society of human life can not keep the humanistic geographic knowledge, so that it is very necessary to master certain humanistic geographic knowledge. In order to promote the spreading of the humanistic geographic knowledge, a display device is needed for displaying the humanistic geographic knowledge.
The invention patent with patent application publication number CN109817084A discloses a humanity geographic knowledge display device, which belongs to the technical field of humanity geographic knowledge display equipment and comprises a base, an angle adjusting mechanism, a rotating mechanism and a display mechanism, wherein the rotating mechanism is installed at the upper end of the base, the angle adjusting mechanism is installed on the rotating mechanism, the display mechanism is installed at the upper end of the angle adjusting mechanism, the display mechanism comprises a display component and four positioning components, the four positioning components are all fixedly connected with the display component, a globe display device is arranged on one side of the base, a document display frame is arranged on the other side of the base, the angle adjusting mechanism comprises an angle adjusting component and a driving component, the angle adjusting component is fixedly connected with the driving component, the rotating mechanism comprises a connecting component and a power component, and the connecting component is fixedly connected with the power component. The invention can improve the display effect of the human geographical knowledge, is convenient for others to memorize the human geographical knowledge, can reduce the storage space of equipment and improve the storage effect of documents.
Although the device can meet the basic requirements of image-text display, the practical use process still has some defects, such as the whole device is complicated to put in and put out, and needs a large amount of manual operation, which is time-consuming and labor-consuming.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a humanity geographical knowledge display device, hollow shaft through setting up, first threaded rod, first thread bush, head rod, roof etc., the work load that operating personnel built this display device has been reduced, the time of building has been saved, the efficiency of building has been improved, time saving and labor saving, support column through setting up, the sleeve, the second threaded rod, second thread bush etc., the convenience is adjusted display device's height, make display device can adapt to the crowd of different heights.
In order to achieve the above object, the utility model provides a following technical scheme: a human and geographic knowledge display device comprises a storage box, wherein a first cavity is formed in the top of the storage box, a first bearing is embedded in the bottom of the inner wall of the first cavity, the bottom of the inner wall of the first cavity is rotatably connected with a hollow shaft through the first bearing, a first threaded rod is sleeved on the top of the hollow shaft, a first threaded sleeve is sleeved on the top of the outer wall of the first threaded rod, a plurality of first connecting rods are rotatably connected to the top end of the first threaded sleeve, a top plate is arranged on the top end of the first threaded rod, the top end of the first threaded rod is rotatably connected with the middle of the bottom end of the top plate, a plurality of first sliding grooves are formed in the bottom end of the top plate, the first sliding grooves are distributed in a circumferential array mode around the central line of the top plate, first sliding blocks are slidably mounted inside the plurality of first sliding grooves, and are respectively rotatably connected with one end of the corresponding first connecting, the outer sides of the bottom ends of the first sliding blocks are fixedly provided with first display plates, the top end of the first threaded sleeve is fixedly provided with a push rod, the push rod is connected with a top plate in an inserting manner, the top end of the top plate is rotatably connected with a second display plate, the middle part of the bottom end of the second display plate is provided with a T-shaped sliding groove, a T-shaped sliding block is slidably arranged in the T-shaped sliding groove, the bottom end of the T-shaped sliding block is rotatably connected with the top end of the push rod, two sides of the bottom end of the first threaded sleeve are fixedly provided with second connecting rods, and the bottom ends of the two second connecting rods are respectively slidably connected with corresponding positions on two sides of the inner wall;
the middle part of the bottom end of the containing box is fixedly provided with a connecting block, the bottom end of the connecting block is embedded with a second bearing, the bottom end of the connecting block is rotatably connected with a supporting column through a second bearing, the bottom of the supporting column is sleeved with a sleeve, the bottom of the sleeve is provided with a second threaded rod, the bottoms of the two sides of the inner wall of the sleeve are embedded with third bearings, the two ends of the second threaded rod are rotatably connected with the two sides of the inner wall of the sleeve through third bearings, the two ends of the second threaded rod are respectively sleeved with second threaded sleeves, the two second threaded sleeves are respectively in threaded connection with the corresponding positions of the second threaded rod, the top ends of the two second threaded sleeves are respectively rotatably connected with third connecting rods, the middle parts of the two third connecting rods are rotatably connected, the both sides of support column bottom are equal slidable mounting have the second slider, two the bottom of second slider rotates with the third connecting rod that corresponds respectively and is connected.
In a preferred embodiment, a second cavity is formed in the bottom of the containing box, a motor is fixedly mounted in the second cavity, an output shaft end of the motor is fixedly connected with the bottom end of the hollow shaft, and a motor control switch is fixedly mounted at the bottom of one side of the containing box.
In a preferred embodiment, a spring is fixedly mounted at the bottom end of the inner wall of the hollow shaft, and the top end of the spring is fixedly connected with the bottom end of the first threaded rod.
In a preferred embodiment, the bottom parts of two sides of the first threaded rod are fixedly provided with limiting plates, and the two limiting plates are respectively and slidably mounted in vertical sliding grooves formed in two sides of the inner wall of the hollow shaft.
In a preferred embodiment, clamping plates are rotatably connected to two sides of the top end of the top plate, clamping seats are fixedly mounted on the tops of two sides of the containing box, and the two clamping plates are respectively matched with the corresponding clamping seats.
In a preferred embodiment, the bottom of one side of the sleeve is provided with a rotary disc, the middle part of the inner side of the rotary disc is fixedly connected with one end of the second threaded rod, and the outer side of the rotary disc is fixedly provided with a crank.
In a preferred embodiment, the bottom of the sleeve is provided with a bottom plate, the middle part of the top end of the bottom plate is fixedly connected with the bottom end of the sleeve, and the corners of the bottom end of the bottom plate are fixedly connected with universal braking wheels.
In a preferred embodiment, two ends of the second threaded rod are provided with threads with opposite screwing directions.
The utility model discloses a technological effect and advantage:
1. compared with the prior art, the display device has the advantages that the workload of operators for constructing the display device is reduced, the construction time is saved, the construction efficiency is improved, and time and labor are saved through the arranged hollow shaft, the first threaded rod, the first threaded sleeve, the first connecting rod, the top plate and the like;
2. compared with the prior art, the utility model discloses a support column, sleeve, second threaded rod, second thread bush etc. that set up, conveniently adjust display device's height, make display device can adapt to the crowd of different heights.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention.
Fig. 2 is a schematic view of the connection structure between the support pillar and the sleeve according to the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is the internal structure diagram of the storage box of the present invention.
Fig. 5 is a schematic structural view of the clamping plate of the present invention.
Fig. 6 is a schematic view of the distribution of the first sliding grooves at the bottom end of the top plate according to the present invention.
Fig. 7 is an enlarged view of a portion of fig. 1 at a according to the present invention.
The reference signs are: 1 containing box, 2 first cavity, 3 hollow shafts, 4 first threaded rods, 5 first thread bushings, 6 first connecting rods, 7 top plates, 8 first chutes, 9 first sliding blocks, 10 first display plates, 11 ejector rods, 12 second display plates, 13 second connecting rods, 14 second cavities, 15 motors, 16 connecting blocks, 17 supporting columns, 18 sleeves, 19 second threaded rods, 20 second thread bushings, 21 third connecting rods, 22 second sliding blocks, 23 bottom plates, 24 universal brake wheels, 25 clamping plates, 26 clamping seats, 27 first bearings, 28 second bearings, 29 third bearings, 30T-shaped chutes and 31T-shaped sliding blocks.
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.
According to the humanity geographical knowledge display device shown in the figures 1-7, the humanity geographical knowledge display device comprises a storage box 1, a first cavity 2 is arranged at the top of the storage box 1, a first bearing 27 is embedded at the bottom end of the inner wall of the first cavity 2, the bottom end of the inner wall of the first cavity 2 is rotatably connected with a hollow shaft 3 through the first bearing 27, a first threaded rod 4 is sleeved at the top of the hollow shaft 3, a first threaded sleeve 5 is sleeved at the top of the outer wall of the first threaded rod 4, a plurality of first connecting rods 6 are rotatably connected at the top end of the first threaded sleeve 5, a top plate 7 is arranged at the top end of the first threaded rod 4, the top end of the first threaded rod 4 is rotatably connected with the middle part of the bottom end of the top plate 7, a plurality of first chutes 8 are arranged at the bottom end of the top plate 7, the first chutes 8 are distributed in a circumferential array around the central line of the top plate 7, and a, the plurality of first sliding blocks 9 are respectively rotatably connected with one end of a corresponding first connecting rod 6, a plurality of first display plates 10 are fixedly mounted on the outer sides of the bottoms of the first sliding blocks 9, ejector rods 11 are fixedly mounted at the top ends of the first threaded sleeves 5, the ejector rods 11 are alternately connected with the top plate 7, the top end of the top plate 7 is rotatably connected with a second display plate 12, T-shaped sliding grooves 30 are formed in the middle of the bottoms of the second display plates 12, T-shaped sliding blocks 31 are slidably mounted in the T-shaped sliding grooves 30, the bottoms of the T-shaped sliding blocks 31 are rotatably connected with the top ends of the ejector rods 11, second connecting rods 13 are fixedly mounted on two sides of the bottom end of the first threaded sleeve 5, and the bottom ends of the two second connecting rods 13 are respectively slidably connected with corresponding positions on two sides of the inner wall of the first cavity 2;
a second cavity 14 is formed in the bottom of the containing box 1, a motor 15 is fixedly installed inside the second cavity 14, an output shaft end of the motor 15 is fixedly connected with the bottom end of the hollow shaft 3, and a motor control switch is fixedly installed at the bottom of one side of the containing box 1;
a spring is fixedly arranged at the bottom end of the inner wall of the hollow shaft 3, and the top end of the spring is fixedly connected with the bottom end of the first threaded rod 4;
limiting plates are fixedly mounted at the bottoms of the two sides of the first threaded rod 4, and the two limiting plates are respectively slidably mounted in vertical sliding grooves formed in the two sides of the inner wall of the hollow shaft 3;
the both sides on roof 7 top all rotate and are connected with cardboard 25, the equal fixed mounting in top of containing box 1 both sides has cassette 26, two cardboard 25 respectively with the cassette 26 phase-match that corresponds.
The implementation mode is specifically as follows: through the arrangement of the hollow shaft 3, the first threaded rod 4, the first threaded sleeve 5, the first connecting rod 6, the top plate 7 and the like, when humanistic and geographic knowledge display is required, the wheel brake is firstly opened, the whole device is pushed to a specified position, then the universal brake wheel 24 is locked, then the clamping plate 25 is turned over to separate the clamping plate 25 from the clamping seat 26, at the moment, the first threaded rod 4 is under the action of spring elasticity, the first threaded rod 4 slides upwards along the inner wall of the hollow shaft 3, after the first threaded rod 4 slides to a certain position, the first threaded rod 4 is in force balance stop motion, then the motor control switch is started, the motor 15 drives the hollow shaft 3 to rotate, the hollow shaft 3 transmits torque to the first threaded rod 4 through the limiting plate, the first threaded rod 4 rotates along with the hollow shaft 3, at the moment, threads on the first threaded sleeve 5 are meshed with threads on the first threaded rod 4, meanwhile, due to the limiting effect of the two second connecting rods 13, the first threaded sleeve 5 moves vertically upwards, the first connecting rod 6 is extruded when the first threaded sleeve 5 moves upwards, the first connecting rod 6 transmits force to the first sliding block 9, the first sliding block 9 pushes the first display board 10 to move outwards until the first rotating board 10 is pushed out of the containing box 1, meanwhile, the ejector rod 11 moves upwards along with the first threaded sleeve 5, the ejector rod 11 pushes the T-shaped sliding block to slide at the bottom end of the second display board 12 in the T-shaped sliding groove, finally the second display board 12 is jacked up to a certain angle, then, human and geographical knowledge or posters and the like are installed on the first display board 10 and the second display board 12, when the device needs to be folded, the motor 15 is started to rotate reversely, the first threaded sleeve 5 moves downwards, and simultaneously, the first display board 10 is folded to the bottom of the top board 7 through the first connecting rod 6, simultaneously ejector pin 11 moves down, makes second panel 12 tile the top of roof 7, then, closes motor control switch, pushes down roof 7 to the bottom, later with cardboard 25 with the cassette 26 card that corresponds with, through this kind of setting, reduced operating personnel and built this display device's work load, saved the time of building, improved and built efficiency, labour saving and time saving, this embodiment has specifically solved the display device and has built the trouble, wastes time and energy, the problem of inefficiency.
According to the human and geographic knowledge display device shown in fig. 1-3, the middle of the bottom of the storage box 1 is fixedly provided with a connecting block 16, the bottom of the connecting block 16 is embedded with a second bearing 28, the bottom of the connecting block 16 is rotatably connected with a supporting column 17 through the second bearing 28, the bottom of the supporting column 17 is sleeved with a sleeve 18, the bottom of the sleeve 18 is provided with a second threaded rod 19, the bottoms of two sides of the inner wall of the sleeve 18 are embedded with third bearings 29, two ends of the second threaded rod 19 are rotatably connected with two sides of the inner wall of the sleeve 18 through the third bearings 29, two ends of the second threaded rod 19 are respectively sleeved with second threaded sleeves 20, two second threaded sleeves 20 are respectively in threaded connection with corresponding positions of the second threaded rod 19, the top ends of two second threaded sleeves 20 are respectively rotatably connected with third connecting rods 21, and the middle parts of two third connecting rods 21 are rotatably connected, second sliding blocks 22 are slidably mounted on two sides of the bottom end of the supporting column 17, and the bottom ends of the two second sliding blocks 22 are respectively rotatably connected with corresponding third connecting rods 21;
the bottom of one side of the sleeve 18 is provided with a turntable, the middle part of the inner side of the turntable is fixedly connected with one end of a second threaded rod 19, and the outer side of the turntable is fixedly provided with a crank;
a bottom plate 23 is arranged at the bottom of the sleeve 18, the middle of the top end of the bottom plate 23 is fixedly connected with the bottom end of the sleeve 18, and universal brake wheels 24 are fixedly connected at corners of the bottom end of the bottom plate 23;
and two ends of the second threaded rod 19 are provided with threads with opposite screwing directions.
The implementation mode is specifically as follows: through the arranged supporting column 17, the sleeve 18, the second threaded rod 19, the second threaded sleeve 20 and the like, when the device is adjusted in height, the crank is rotated, the torque is transmitted to the second threaded rod 19 by the crank through the turntable, the threads at the two ends of the second threaded rod 19 are respectively meshed with the corresponding second threaded sleeves 20, so that the two second threaded sleeves 20 are mutually closed, and drives the two third connecting rods 21 to rotate around the common rotating shaft, so that the other ends of the two third connecting rods 21 are close to each other at the bottom end of the supporting column 17, meanwhile, the third connecting rod 21 pushes the supporting column 17 to move upwards, when the supporting column is moved upwards to a proper height, the crank is stopped to rotate, through this kind of setting, conveniently adjust display device's height, make display device can adapt to the crowd of different heights, the unable problem of carrying out height adjustment of display device has specifically been solved to this embodiment.
The utility model discloses the theory of operation:
referring to the attached drawings 1-7 of the specification, when the humanistic and geographic knowledge display is required, the clamping plate 25 is turned over to separate the clamping plate 25 from the clamping seat 26, the first threaded rod 4 is acted by the elastic force of a spring to enable the first threaded rod 4 to slide upwards along the inner wall of the hollow shaft 3, after the first threaded rod 4 slides to a certain position, the motor control switch is started, the motor 15 drives the hollow shaft 3 to rotate, the first threaded rod 4 rotates along with the hollow shaft 3, the first threaded sleeve 5 always moves vertically upwards, the first threaded sleeve 5 can press the first connecting rod 6 while moving upwards, the first connecting rod 6 transmits force to the first sliding block 9, the first sliding block 9 pushes the first display plate 10 to move outwards until the first rotating plate 10 is pushed out of the containing box 1, meanwhile, the ejector rod 11 moves upwards along with the first threaded sleeve 5, the ejector rod 11 pushes the T-shaped sliding block to slide at the bottom end of the second display plate 12 in the T-shaped sliding groove, finally jack-up certain angle with second panel 12, then, install humanity geographical knowledge poster or propaganda page or leaf etc. on first panel 10 and second panel 12, when carrying out height control to the device, rotate the crank, the crank passes through the carousel and gives second threaded rod 19 with torque transfer, the second thread bush 20 at second threaded rod 19 both ends draws close each other, drive two third connecting rods 21 and rotate around their common pivot, the other end of two third connecting rods 21 draws close each other in the bottom of support column 17, third connecting rod 21 promotes the support column 17 and moves up simultaneously, when moving up suitable height, the stall crank.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a humanity geographical knowledge display device, includes containing box (1), its characterized in that: the top of the containing box (1) is provided with a first cavity (2), the bottom of the inner wall of the first cavity (2) is embedded with a first bearing (27), the bottom of the inner wall of the first cavity (2) is rotatably connected with a hollow shaft (3) through the first bearing (27), the top of the hollow shaft (3) is sleeved with a first threaded rod (4), the top of the outer wall of the first threaded rod (4) is sleeved with a first threaded sleeve (5), the top of the first threaded sleeve (5) is rotatably connected with a plurality of first connecting rods (6), the top of the first threaded rod (4) is provided with a top plate (7), the top of the first threaded rod (4) is rotatably connected with the middle part of the bottom of the top plate (7), the bottom of the top plate (7) is provided with a plurality of first chutes (8), and the first chutes (8) are distributed in a circumferential array manner around the central line of the top plate (7), a plurality of first sliding blocks (9) are arranged inside the first sliding grooves (8) in a sliding manner, a plurality of first sliding blocks (9) are respectively rotatably connected with one ends of corresponding first connecting rods (6), a plurality of first display boards (10) are fixedly arranged on the outer sides of the bottoms of the first sliding blocks (9), ejector rods (11) are fixedly arranged at the top ends of the first thread sleeves (5), the ejector rods (11) are alternately connected with the top plate (7), the top end of the top plate (7) is rotatably connected with a second display board (12), T-shaped sliding grooves (30) are formed in the middle of the bottom end of the second display board (12), T-shaped sliding blocks (31) are arranged inside the T-shaped sliding grooves (30) in a sliding manner, the bottom ends of the T-shaped sliding blocks (31) are rotatably connected with the top ends of the ejector rods (11), second connecting rods (13) are fixedly arranged on two sides of the bottom end of the first thread sleeves (5), the bottom ends of the two second connecting rods (13) are respectively in sliding connection with the corresponding positions on the two sides of the inner wall of the first cavity (2);
the middle part of containing box (1) bottom is fixed to be installed with connecting block (16), the bottom of connecting block (16) inlays and is equipped with second bearing (28), the bottom of connecting block (16) is connected with support column (17) through second bearing (28) rotation, the bottom cover of support column (17) is equipped with sleeve (18), the bottom of sleeve (18) is provided with second threaded rod (19), the bottom of sleeve (18) inner wall both sides all inlays and is equipped with third bearing (29), the both ends of second threaded rod (19) all are connected with the both sides rotation of sleeve (18) inner wall through third bearing (29), the both ends of second threaded rod (19) are overlapped respectively and are equipped with second thread bush (20), two second thread bush (20) respectively with the corresponding position threaded connection of second threaded rod (19), two the top of second thread bush (20) all rotates and is connected with third connecting rod (21), two the middle part of third connecting rod (21) is rotated and is connected, the equal slidable mounting in both sides of support column (17) bottom has second slider (22), two the bottom of second slider (22) rotates with the third connecting rod (21) that correspond respectively and is connected.
2. The apparatus for displaying human geographical knowledge as claimed in claim 1, wherein: the motor-driven hollow shaft is characterized in that a second cavity (14) is formed in the bottom of the containing box (1), a motor (15) is fixedly mounted inside the second cavity (14), the output shaft end of the motor (15) is fixedly connected with the bottom end of the hollow shaft (3), and a motor control switch is fixedly mounted at the bottom of one side of the containing box (1).
3. The apparatus for displaying human geographical knowledge as claimed in claim 1, wherein: the bottom fixed mounting of hollow shaft (3) inner wall has the spring, the top of spring and the bottom fixed connection of first threaded rod (4).
4. The apparatus for displaying human geographical knowledge as claimed in claim 1, wherein: limiting plates are fixedly mounted at the bottoms of the two sides of the first threaded rod (4), and the two limiting plates are respectively slidably mounted in vertical sliding grooves formed in the two sides of the inner wall of the hollow shaft (3).
5. The apparatus for displaying human geographical knowledge as claimed in claim 1, wherein: the two sides of the top end of the top plate (7) are rotatably connected with clamping plates (25), clamping seats (26) are fixedly mounted at the tops of the two sides of the storage box (1), and the two clamping plates (25) are respectively matched with the corresponding clamping seats (26).
6. The apparatus for displaying human geographical knowledge as claimed in claim 1, wherein: the bottom of sleeve (18) one side is provided with the carousel, the inboard middle part of carousel and the one end fixed connection of second threaded rod (19), the outside fixed mounting of carousel has the crank.
7. The apparatus for displaying human geographical knowledge as claimed in claim 1, wherein: the bottom of sleeve (18) is provided with bottom plate (23), the middle part on bottom plate (23) top and the bottom fixed connection of sleeve (18), the equal fixedly connected with universal wheel (24) of stopping in the edge of bottom plate (23) bottom.
8. The apparatus for displaying human geographical knowledge as claimed in claim 1, wherein: and two ends of the second threaded rod (19) are provided with threads with opposite screwing directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921287641.4U CN210428945U (en) | 2019-08-09 | 2019-08-09 | Human geographical knowledge display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921287641.4U CN210428945U (en) | 2019-08-09 | 2019-08-09 | Human geographical knowledge display device |
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| Publication Number | Publication Date |
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| CN210428945U true CN210428945U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921287641.4U Active CN210428945U (en) | 2019-08-09 | 2019-08-09 | Human geographical knowledge display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111839105A (en) * | 2020-07-10 | 2020-10-30 | 湖南工程学院 | Intelligent control's industrial design display device |
| CN112043980A (en) * | 2020-10-09 | 2020-12-08 | 张丽燕 | Automatic coupling probe combination device for ultrasound department |
-
2019
- 2019-08-09 CN CN201921287641.4U patent/CN210428945U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111839105A (en) * | 2020-07-10 | 2020-10-30 | 湖南工程学院 | Intelligent control's industrial design display device |
| CN111839105B (en) * | 2020-07-10 | 2021-08-10 | 湖南工程学院 | Intelligent control's industrial design display device |
| CN112043980A (en) * | 2020-10-09 | 2020-12-08 | 张丽燕 | Automatic coupling probe combination device for ultrasound department |
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