CN217309587U - Chart fixing device - Google Patents
Chart fixing device Download PDFInfo
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- CN217309587U CN217309587U CN202123141979.9U CN202123141979U CN217309587U CN 217309587 U CN217309587 U CN 217309587U CN 202123141979 U CN202123141979 U CN 202123141979U CN 217309587 U CN217309587 U CN 217309587U
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- chart
- hinge
- movably connected
- pressure
- pressing
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Abstract
The utility model discloses a chart fixing device, which comprises a chart pressing mechanism, a hinge mechanism and a base mechanism; one side of the hinge mechanism close to the drawing is movably connected with the drawing pressing mechanism; the upper end of the base mechanism is fixedly connected with the hinge mechanism. The utility model provides a chart fixing device. The height and the horizontal position of the chart pressing head of the device are convenient to flexibly adjust, the pressure of the pressing point can be adjusted, the device can quickly fix and release the chart, various operation operations can be conveniently carried out on the paper chart, the plane for bearing and distributing the chart is not changed and damaged, and the digital board and the glass below the chart table can be effectively prevented from being crushed by the excessive pressure of the chart pressing head for various newly-equipped glass screen chart tabletops. The device has the advantages of simple operation, safety, reliability, convenient use and firm chart pressing, and is suitable for charts and chart tables of various specifications.
Description
Technical Field
The utility model relates to a fixing device field specifically is a chart fixing device.
Background
In the field of charts, with the development of science and technology, the function of indicating the position of a target and a ship on a paper chart through light points is realized and applied, in some cases, the chart is placed on a conventional chart table, in some cases, the chart needs to be placed on a digital plate made of glass for use, in other cases, the chart needs to be placed on a large glass display screen for use, and therefore the chart needs to be fixed on a table top, cannot be moved in a sliding mode or rotated mode, and is used as a chart pressing device. The existing chart pressing equipment is fixed by a magnetic core and a chart pressing bar or presses a chart by the chart pressing bar, and the chart cannot be firmly fixed by the mode, so that the chart is easy to move, light spot indication errors are caused, repeated repositioning is required, and the accuracy is lacked. While no opening is allowed for mounting the core on the display. In summary, the chart light point indication function puts higher demands on the chart fixing device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a chart fixing device to solve current chart device and lack stability, solve the problem of the convenience of using on the display screen.
The utility model discloses a following technical scheme realizes: a chart fixing device comprises a chart pressing mechanism, a hinge mechanism and a base mechanism;
one side of the hinge mechanism close to the drawing is movably connected with the drawing pressing mechanism; the hinge mechanism generates and releases pressure by a wrench.
The upper end of the base mechanism is fixedly connected with the hinge mechanism.
Further base mechanism includes: a base and a base transition plate;
the lower end of the base is fixedly connected to the chart table;
the base crosses cab apron and base swing joint, swing joint is for cup jointing, the base crosses cab apron upper end and takes the screw fixed connection of box spanner.
Further, the base mechanism includes: the device comprises a slide rail, a slide rail type base transition plate and a locking screw;
the upper end of the sliding rail is provided with a sliding block;
the upper end of the sliding block is provided with a transition plate fixing screw hole and a locking screw hole;
the slide rail type base transition plate is movably connected with the slide block through a fixing screw;
the locking screw penetrates through the transition plate and the sliding block, and the lower end of the locking screw is in contact with the sliding rail.
Further, the hinge mechanism includes: the hinge comprises a pressure graph wrench, a first hinge, a second hinge, a third hinge, a fourth hinge, a hinge base, a locking linkage component and a pressure arm (a connecting hinge part);
the first hinge and the second hinge are movably connected with the hinge base;
the pressure arm is movably connected with the first hinge;
the pressing wrench is movably connected with the second hinge;
the locking linkage part is movably connected with the pressure arm through a third hinge;
the locking linkage part is movably connected with the pressure chart wrench through a fourth hinge.
Furthermore, the graph pressing mechanism comprises a graph pressing arm and a graph pressing head; the pressure arm is movably connected with the pressure chart head.
The pressing arm is provided with a slideway, and the pressing head is movably connected with the slideway of the pressing arm and can adjust the position.
The pressure drawing head comprises: the pressure head support, the spring bin, the spring, the end cover and the moving part are arranged on the pressure head support;
the lower end of the pressure head support is movably connected with the spring bin; the lower end of the spring bin is movably connected with the end cover; the spring is arranged in the spring bin; the moving part is arranged between the lower end of the spring and the end cover; the moving part is fixedly connected with the rubber pressure head through a screw; the upper end of the pressure head support is movably connected with the slideway of the pressure arm.
Further, the inner wall of the pressure head support is in threaded connection with the upper end of the spring bin, and the spring bin is in threaded connection with the end cover.
Further, the pressure head includes: the pressure head support, the spring bin, the spring, the end cover and the moving part are integrated;
the lower ends of the integrated pressure head support and the spring bin are movably connected with the end cover through threads;
the spring is arranged in the spring bin;
the moving part is arranged between the lower end of the spring and the end cover;
the moving part is fixedly connected with the rubber pressure head through a screw;
the upper ends of the pressure head support and the spring bin are movably connected with the slide way of the pressure arm.
Advantageous effects
The utility model provides a chart fixing device. The height and the horizontal position of the chart pressing head of the device are convenient to flexibly adjust, the pressure of the pressing point can be adjusted, the device can quickly fix and release the chart, various operation operations can be conveniently carried out on the paper chart, the plane for bearing and distributing the chart is not changed and damaged, and the digital board and the glass below the chart table can be effectively prevented from being crushed by the excessive pressure of the chart pressing head for various newly-equipped glass screen chart tabletops. The device has the advantages of simple operation, safety, reliability, convenient use and firm chart pressing, and is suitable for charts and chart tables of various specifications.
Drawings
Fig. 1 is a schematic overall structure diagram of a chart fixing device provided in an embodiment of the present application;
fig. 2 is a perspective structural schematic view of a chart fixing device provided in an embodiment of the present application;
FIG. 3 is a schematic diagram of a pressure head structure of a chart fixing device provided in an embodiment of the present application;
FIG. 4 is a schematic view of a hinge structure of a marine chart fixing device according to an embodiment of the present application;
FIG. 5 is a schematic view of a locking linkage assembly of the marine chart fixture according to an embodiment of the present application;
FIG. 6 is a schematic view of an embodiment of the present application providing a marine chart fixing apparatus integrated ram structure;
FIG. 7 is a schematic view of a slide rail type base for a chart fixing apparatus according to an embodiment of the present application;
FIG. 8 is a schematic view of a slide rail type base transition plate of the chart fixing apparatus according to the embodiment of the present application;
the numbering in the figures illustrates: 1. a first hinge; 2. a second hinge; 3. a third hinge; 4. a fourth hinge; 5. a base; 6. a base transition plate; 7. pressing the arm; 8. pressing the drawing wrench; 9. a hinge base; 10. a ram support; 11. a spring bin; 12. a spring; 13. a moving member; 14. a rubber ram; 15. an end cap; 16. the pressure head support and the spring bin are integrated; 17. a locking linkage member; 18. a slide rail type base transition plate; 19. a slider; 20. a slide rail; 21. and locking the screw.
Detailed Description
In order to make the technical solutions and advantages in the embodiments of the present application more clearly understood, the following description of the exemplary embodiments of the present application with reference to the accompanying drawings is made in further detail, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and are not exhaustive of all the embodiments. It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict.
In the process of implementing the application, the inventor finds that the existing chart fixing device has certain problems in the aspects of fixing and mounting in actual work.
In order to solve the above problem, an embodiment of the present application provides a chart fixing device.
Example 1:
fig. 1 is a schematic overall structure diagram of a chart fixing device provided in an embodiment of the present application, and fig. 2 is a schematic front sectional structure diagram of the chart fixing device provided in the embodiment of the present application.
As shown in fig. 1-2, a chart fixing device comprises a base mechanism, a hinge mechanism and a chart pressing mechanism.
The hinge mechanism is movably connected with the graph pressing mechanism close to the graph paper and used for realizing the movement and the fixation of the graph pressing mechanism; the upper end of the base mechanism is fixedly connected with the hinge mechanism, and the lower end of the base mechanism is fixedly connected with a plane to be fixed.
The base mechanism includes: the base 5 is positioned at the lowest end of the whole device and used for fixing the whole device, and the base 5 is fixedly connected to the chart table; the excessive board 6 one end of base and 5 swing joint of base, swing joint is for cup jointing, and the upper end is died through the screw lock of taking box spanner. In the in-service use, because actual chart size is different, consequently need adjust the base and cross the installation angle of cab apron to adjust the pressure head and adjust the pressure point position in the position on pressing the arm, guarantee then that the selection of pressure chart point can not cause the influence to the use in the in-service use process.
FIG. 4 is a schematic view of a hinge structure of a chart fixing device according to an embodiment of the present application; FIG. 5 is a schematic view of a locking linkage assembly of the marine chart fixture according to an embodiment of the present application.
As shown in fig. 4-5: the hinge mechanism includes: the pressing wrench, the first hinge, the second hinge, the third hinge, the fourth hinge, the hinge base and the locking linkage part; the first hinge and the second hinge are movably connected with the hinge base; the pressure arm is movably connected with the first hinge; the pressure graph wrench is movably connected with the second hinge; the locking linkage part is movably connected with the pressure arm through a third hinge; the locking linkage part is movably connected with the pressure chart spanner through a fourth hinge. In practical use, the pressure chart mechanism can be driven to fix the drawing by pushing the pressure chart wrench, and the locking linkage component can ensure that the pressure chart mechanism can be quickly locked in the process and can be quickly lifted when adjustment is needed. When the pressing wrench is perpendicular to the fixing plane, the locking linkage part can firmly lock the pressing mechanism so as to ensure the stability of fixing.
Fig. 3 is a schematic view of a chart pressing structure of the chart fixing device according to the embodiment of the present application.
As shown in fig. 3: the figure pressing mechanism comprises a pressing arm 7 and a figure pressing head. The pressing arm is provided with a slideway therein. The pressure picture head includes: the upper end of the pressure head support 10 is movably connected with the slide way of the pressure arm 7 and can be fixed at a position through a nut with a double offset ring spanner; the upper end of the spring bin 11 is connected with the pressure head support 10 through threads, so that the function of adjusting the height is realized; the spring 12 is arranged in the spring bin 11, when the rubber pressure head 14 contacts a paper surface, the rubber pressure head 14 pushes the moving part 13, the moving part 13 further pushes the spring 12, and the spring 12 reversely applies a proper pressure to the paper surface, so that the drawing can be pressed, and the table top cannot be damaged due to excessive pressure on the table top; the upper end of the end cover 15 is fixedly connected with the spring bin 12 through threads; and the moving part 13 is positioned at the bottom of the pressure drawing head, the upper end of the moving part is movably connected with the spring, and the lower end of the moving part is fixedly connected with the rubber pressure head through a screw.
In the specific implementation process, the pressure from the pressure head to the paper surface is determined to be preferably 10 kg to 30 kg through experimental measurement, the too low pressure can cause the drawing to be not firm, and the too high pressure can cause damage to the paper surface and even the glass plate. Thus, a spring chamber and a spring are provided to adjust the pressure. The spring material is SUS304-WPB, the diameter of the spiral is 26mm, the diameter of the wire is 3mm, the length of the wire is 30mm, and the number of turns of the wire is 3. The maximum compression process is 15mm and the minimum compression process is 5mm when the device is actually used. It is found by calculation that the minimum compression stroke provides a sheet pressure of about 10 kg at 99.25N and the maximum compression stroke provides a sheet pressure of about 30 kg at 285.78N. Meanwhile, the heights of the pressure head support and the spring bin are adjusted through threads, and then the pressure head pressure is adjusted. And the spring can be preloaded after the end cover is connected with the spring bin, so that the spring can normally provide required pressure.
In summary, the chart fixing device has the following working principle:
the user firstly needs to fix the base 5 on a plane, and after the angle of the base transition plate 6 is adjusted, the base 5 is locked by using a screw with a box wrench. And then push handle 8 to the vertical position, handle 8 rotates around second hinge 2, then the fourth hinge 4 that installs on handle 8 drives locking linkage part 17 and pushes arm 7 to rotate around first hinge 1 to the level after being locked by locking linkage part 17. Furthermore, after the position of the pressure arm 7 is selected, the pressure head is fixed by a nut with a ring spanner, and the height is selected by rotating the spring bin 11, so that the rubber pressure head 14 arranged at the lower end of the pressure head can just fix the chart. The fixing can be released only by pulling back the pressure graph wrench 8.
Example 2:
fig. 6 is a schematic structural diagram of an integrated pressure head of a chart fixing device provided in an embodiment of the present application.
The embodiment is completely the same as embodiment 1 except for the pressure head, the pressure head mechanism adopts an integrally formed pressure head support and a spring bin 16 as shown in fig. 5, a spring 12 is installed inside the integrally formed pressure head support and the spring bin 16, the lower end of the integrally formed pressure head support and the lower end of the spring bin 16 are fixedly connected with an end cover 15, and when a rubber pressure head 14 contacts a paper surface, the height is adjusted through the spring 12. The method is suitable for the scene with relatively fixed height.
In summary, the chart fixing device has the following working principle:
the user firstly needs to fix the base 5 on the sea chart plane, and after adjusting the angle of the base transition plate 6, the base 5 is locked by using a screw with a box wrench. And then push the pressure picture spanner 8 to the position perpendicular to the desktop, the pressure picture spanner 8 rotates around the second hinge 2, then the fourth hinge 4 installed on the pressure picture spanner drives the locking linkage part 17 to push the pressure arm 7 to rotate around the first hinge 1 to the horizontal, and then the locking linkage part 17 locks. Further, the pressing head is fixed by a nut with a ring spanner after selecting a position on the pressing arm 7. The height of the integrated pressure head can not be changed, and the pressure of the paper surface can be ensured only through the spring.
Example 3:
fig. 7 is a schematic view of a slide rail type base of a chart fixing device provided in an embodiment of the present application, and fig. 8 is a schematic view of a transition plate of a slide rail type base of a chart fixing device provided in an embodiment of the present application.
This embodiment is identical to embodiment 1 except for the base mechanism, which, as shown in fig. 7 to 8, includes: the device comprises a slide rail, a slide rail type base transition plate and a locking screw; the upper end of the sliding rail is provided with a sliding block; the upper end of the sliding block is provided with a transition plate fixing screw hole and a locking screw hole; the slide rail type base transition plate is movably connected with the slide block through a fixing screw; the locking screw penetrates through the transition plate and the sliding block to lock the sliding way and the sliding block. In actual use, in order to meet the size of most drawings on the market, the slideway type base is additionally arranged, and the corresponding slideway type base transition plate is arranged due to the fact that the height of the slideway is higher. The chart fixing point is adjusted by adjusting the position of the sliding block on the slideway and the position of the pressure head on the pressure arm sliding rail.
In summary, the chart fixing device has the following working principle:
a user firstly needs to fix the slide rail 20 on a chart plane, the slide block 19 is fixed through the locking screw 21 after the position of the slide block 19 is adjusted, and the slide way type base transition plate 18 is fixed on the slide block. And then push the pressure picture spanner 8 to perpendicular to the straight face, the pressure picture spanner 8 rotates around the second hinge 2, then the fourth hinge 4 that installs on the pressure picture spanner drives locking linkage part 17 and pushes the pressure arm 7 to rotate around first hinge 1 to the level after locked by locking linkage part 17. Furthermore, after the position of the pressure arm 7 is selected, the pressure head is fixed by a nut with a ring spanner, and the height of the pressure head is selected by rotating the spring bin 11, so that the rubber pressure head 14 arranged at the lower end of the pressure head can just fix the chart.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (6)
1. A chart fixing device is characterized by comprising a base mechanism, a hinge mechanism and a chart pressing mechanism;
the upper end of the base mechanism is fixedly connected with the hinge mechanism;
one side of the hinge mechanism, which is close to the drawing, is movably connected with the drawing pressing mechanism;
the base mechanism includes: a base and a base transition plate;
the base transition plate is sleeved with the base, a screw with a box spanner is arranged on the base transition plate, and the base penetrates through the transition plate and is movably connected with the screw with the box spanner;
the base mechanism further includes: the device comprises a slide rail, a slide rail type base transition plate and a locking screw;
the upper end of the sliding rail is provided with a sliding block;
the upper end of the sliding block is provided with a transition plate fixing screw hole and a locking screw hole;
the slide rail base transition plate is movably connected with the slide block through a fixing screw;
the locking screw penetrates through the transition plate and the sliding block, and the lower end of the locking screw is in contact with the sliding rail;
the hinge mechanism includes: the pressing arm is connected with the first hinge, the second hinge, the third hinge, the fourth hinge, the pressing arm and the locking linkage part;
the first hinge and the second hinge are movably connected with the hinge base;
the pressure arm is movably connected with the first hinge;
the pressure graph wrench is movably connected with the second hinge;
the locking linkage part is movably connected with the pressure arm through a third hinge;
and the locking linkage part is movably connected with the pressure drawing wrench through a fourth hinge.
2. The chart fixing device according to claim 1, wherein the chart pressing mechanism comprises a chart pressing arm and a chart pressing head; the pressure arm is movably connected with the pressure chart head.
3. The chart fixing device according to claim 2, wherein the pressing arm is provided with a slide therein, and the slide is movably connected with the chart pressing head.
4. The chart fixing device according to claim 2, wherein the chart pressing head comprises: the device comprises a pressure head support, a spring bin, a spring, an end cover, a moving part and a rubber pressure head;
the lower end of the pressure head bracket is movably connected with the spring bin;
the lower end of the spring bin is movably connected with the end cover;
the spring is arranged in the spring bin;
the moving part is arranged between the lower end of the spring and the end cover;
the moving part is fixedly connected with the rubber pressure head through a screw;
the upper end of the pressure head support is movably connected with the slide way of the pressure arm.
5. The chart fixing device according to claim 4, wherein the lower end of the pressure head support is in threaded connection with the upper end of the spring bin, and the spring bin is in threaded connection with the end cover.
6. The chart fixing device according to claim 2, wherein the chart pressing head comprises: the pressure head support, the spring bin, the spring, the end cover and the moving part are integrated;
the lower ends of the integrated pressure head support and the spring bin are movably connected with the end cover through threads;
the spring is arranged in the spring bin;
the moving part is arranged between the lower end of the spring and the end cover;
the moving component is fixedly connected with the rubber pressure head through a screw;
the integrated pressure head support and the upper end of the spring bin are movably connected with the slide way of the pressure arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123141979.9U CN217309587U (en) | 2021-12-14 | 2021-12-14 | Chart fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123141979.9U CN217309587U (en) | 2021-12-14 | 2021-12-14 | Chart fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217309587U true CN217309587U (en) | 2022-08-30 |
Family
ID=82989139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123141979.9U Active CN217309587U (en) | 2021-12-14 | 2021-12-14 | Chart fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217309587U (en) |
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2021
- 2021-12-14 CN CN202123141979.9U patent/CN217309587U/en active Active
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