CN218034705U

CN218034705U - Distance ship position plotting gauge

Info

Publication number: CN218034705U
Application number: CN202222479533.5U
Authority: CN
Inventors: 乔泽浩; 张明军; 王则胜
Original assignee: Army Military Transportation University of PLA Zhenjiang
Current assignee: Army Military Transportation University of PLA Zhenjiang
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2022-12-13
Anticipated expiration: 2032-09-20

Abstract

The utility model discloses a distance ship position plotting gauge, which comprises a pair of positioning pillars with adjustable relative distance, an auxiliary ruler and a branch leg vertically arranged on the auxiliary ruler; the first end of the auxiliary ruler is movably connected with the positioning support column through a connecting ring so as to rotate around the positioning support column, and the branch legs are always parallel to the straight line where the axial direction of the adjacent positioning support column is located when the auxiliary ruler rotates; the branch legs are movably connected with the auxiliary ruler through connecting pieces so as to slide along the auxiliary ruler; the branch leg comprises a detachable pencil for drawing. The utility model provides a apart from berth plotting gauge, through relative distance adjustable positioning strut look for standard reference object back, can once only measure out two distances through the branch leg on the vice chi in both sides to directly obtain nodical in near calculation berth drawing circular arc, draw two apart from berths, in order to avoid many times the volume to get the distance and lead to the flare angle to change and influence the measuring result.

Description

Distance ship position plotting gauge

Technical Field

The utility model relates to a apart from ship position plotting gauge belongs to navigation guarantee technical field.

Background

In the current landmark positioning, when two object distance ship positions are plotted on a paper chart, a divider is used for measuring distances on a chart latitude ruler, then measuring points of the measured objects are used as circle centers, the measured distances are used as radiuses, and circular arcs are drawn near the reckoning ship positions to obtain distance ship positions, two distance ship positions are sequentially plotted to obtain intersection points, and the intersection points are the most probable ship positions.

However, when the method is used for operation, on one hand, because the two legs of the divider are metal needle points, the circular arc is drawn on the chart, so that drawing marks cannot be seen when the chart is drawn too lightly, and the chart surface can be damaged when the chart is drawn too heavily; on the other hand, when the operator works on the sea map in heavy stormy waves, after the distance is measured by using the divider, the opening angle of the divider is easy to change, so that large deviation is generated between the distance value and the measured value, and a plotting error is generated; in addition, if the compasses are used for drawing, although the pencil needle point can be used for drawing an arc, the compasses are used for repeatedly measuring and measuring distances, the pencil needle point is abraded too quickly, the step of replacing the pencil needle point is complicated, and the chart operation efficiency is reduced; therefore, in order to solve the above technical problems, a distance ship position plotting gauge is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the prior art, provide a apart from berth plot gauge, after locating support column with adjustable through relative distance found standard object, can once only measure out two distances through the branch leg on the vice chi in both sides to directly obtain nodical in near drawing circular arc of reckoning, draw two distances berth, in order to avoid many times the volume to get the distance and lead to opening the angle and change the influence measuring result.

To achieve the above objects/to solve the above technical problems, the present invention is realized by adopting the following technical solutions: a distance ship position plotting gauge comprises a pair of positioning pillars with adjustable relative distances, an auxiliary ruler and a branch leg vertically arranged on the auxiliary ruler;

the first end of the auxiliary ruler is movably connected with the positioning support column through a connecting ring so as to rotate around the positioning support column, and the branch legs are always parallel to the straight line where the axial direction of the adjacent positioning support column is located when the auxiliary ruler rotates;

the branch legs are movably connected with the auxiliary ruler through connecting pieces so as to slide along the auxiliary ruler; the branch leg comprises a detachable pencil for drawing.

Furthermore, the telescopic structure is arranged between the positioning pillars, one end of the telescopic structure is fixed with the positioning pillar on one side, and the other end of the telescopic structure is fixed with the positioning pillar on the other side.

Further, the telescopic structure comprises a telescopic connecting rod consisting of a plurality of hollow rods with different radiuses.

Furthermore, the first end of the auxiliary ruler is in threaded connection with the connecting ring.

Furthermore, a threaded column is installed at the first end of the auxiliary ruler, and a threaded hole matched with the threaded column is formed in one side, close to the auxiliary ruler, of the connecting ring.

Furthermore, scales are arranged on the surface of the auxiliary ruler and used for adjusting the positions of the legs according to the scales.

Furthermore, the connecting piece comprises a nesting ring sleeved on the outer surface of the auxiliary ruler, the inner diameter of the nesting ring is slightly larger than the width of the auxiliary ruler, and the bottom side of the nesting ring is connected with the branch legs.

Furthermore, the auxiliary ruler further comprises a bayonet lock, and the bayonet lock is fixedly arranged at one end, far away from the connecting ring, of the auxiliary ruler.

Furthermore, a metal needle is arranged at the tail end of the positioning support.

Further, still include the lantern ring structure, the lantern ring structure is fixed in on the nested ring for fixed pencil.

Compared with the prior art, the utility model discloses the beneficial effect who reaches:

the utility model provides a apart from ship position plotting gauge, after finding standard object mark through the adjustable locating support of relative distance, can once only measure out two distances through the branch leg on the vice chi in both sides to directly draw the circular arc and obtain the intersect near calculating ship position, draw two apart from ship position, in order to avoid measuring distance many times and result in the flare angle to change and influence the measuring result;

the utility model provides a distance ship position plotting gauge, through set up the screw hole on the go-between, the end installation of the auxiliary ruler is with the screw thread post that the screw hole looks adaptation, makes the auxiliary ruler can dismantle with the go-between and connect, facilitates the follow-up change to the auxiliary ruler;

the utility model provides a apart from ship position plotting gauge sets up the scale through the surface at vice chi, and the scale can set up different proportions to satisfy the volume demand of getting of different benchmark latitudes, different proportions set up on different vice chi, so that the user changes the vice chi that is carved with different scale ruler depicting according to different latitudes and is used for the volume to get the distance.

Drawings

FIG. 1 is a schematic diagram of a range berth plotting gauge according to an embodiment;

FIG. 2 is a schematic view of the telescoping structure of FIG. 1;

FIG. 3 is a schematic view of the structure of the drop leg and the nesting ring of FIG. 1;

FIG. 4 is a schematic view of the attachment ring and secondary ruler of FIG. 1;

fig. 5 is a schematic view of the collar structure shown in fig. 1.

In the figure: 1. positioning the strut; 2. a secondary ruler; 3. dividing legs; 4. a telescopic structure; 5. nesting rings; 6. a connecting ring; 7. a bayonet lock; 8. a threaded hole; 9. a threaded post.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Example one

A distance ship position plotting gauge comprises a pair of positioning pillars 1 with adjustable relative distance, an auxiliary ruler 2 and a branch leg 3 vertically arranged on the auxiliary ruler 2;

the first end of the auxiliary ruler 2 is movably connected with the positioning strut 1 through a connecting ring 6 so as to rotate around the positioning strut 1, and the branch legs 3 are always parallel to the straight line where the axial direction of the adjacent positioning strut 1 is located when the auxiliary ruler rotates;

the branch legs 3 are movably connected with the auxiliary ruler 2 through connecting pieces so as to slide along the auxiliary ruler 2; the leg 3 comprises a removable pencil for drawing.

In above-mentioned technical scheme, after finding the benchmark object mark through the adjustable positioning support 1 of relative distance, can once only measure out two distances through branch leg 3 on the vice chi 2 in both sides to directly draw the circular arc and obtain the nodical near reckoning ship position, draw two distance ship positions, in order to avoid measuring the distance many times and lead to the flare angle to change and influence the measuring result.

In some embodiments, in order to realize that the relative distance between the positioning pillars 1 is adjustable, the positioning device further comprises a telescopic structure 4, wherein the telescopic structure 4 is installed between the two positioning pillars 1, one end of the telescopic structure 4 is fixed with the positioning pillar 1 on one side, and the other end of the telescopic structure 4 is fixed with the positioning pillar 1 on the other side; the telescopic structure 4 can adopt a telescopic connecting rod, particularly, the telescopic connecting rod is composed of a plurality of hollow rods with different radiuses so as to realize the telescopic function through stretching.

In some embodiments, to facilitate the replacement of the secondary ruler 2, the first end of the secondary ruler 2 is screwed with the connection ring 6; specifically, as shown in fig. 4, a threaded column 9 is installed at the first end of the auxiliary ruler 2, and a threaded hole 8 matched with the threaded column 9 is formed in one side of the connecting ring 6 close to the auxiliary ruler 2, so that the connecting ring 6 can be screwed with the threaded column.

In some embodiments, in order to facilitate the user to adjust the position of the branch leg 3, the surface of the auxiliary ruler 2 is provided with a scale for adjusting the position of the branch leg 3 according to the scale; the scales can be set in different proportions to meet the measuring requirements of the reference latitudes of 0 degrees, 10 degrees, 30 degrees and 60 degrees, and the different proportions are set on the different auxiliary scales 2, so that a user can replace the auxiliary scales 2 carved with different scales according to different latitudes to measure the distance.

In some embodiments, in order to realize the movable connection between the connector and the sub ruler 2, the connector comprises a nested ring 5 sleeved on the outer surface of the sub ruler 2, the inner diameter of the nested ring 5 is slightly larger than the width of the sub ruler 2, and the bottom side of the nested ring 5 is connected with the sub leg 3, so as to drive the sub leg 3 to move back and forth along the scale direction of the sub ruler 2.

In some embodiments, in order to limit the connecting member at the end of the secondary ruler 2 to prevent the sub-leg 3 from falling off from the secondary ruler 2 during adjustment, the auxiliary ruler further comprises a bayonet 7, the bayonet 7 is fixedly installed at one end of the secondary ruler 2 far away from the connecting ring 6, the bayonet 7 also plays a role in assisting the rotation of the secondary ruler 2, and the secondary ruler 2 can be driven to rotate by shifting the bayonet 7.

In some embodiments, the positioning strut 1 is fitted with a metal pin at its end to facilitate the user to find the fiducial mark.

In some embodiments, in order to realize the detachable connection of the pencil, the pencil further comprises a lantern ring structure, the lantern ring structure is fixed on the nesting ring 5 and used for fixing the pencil, and after the pencil is fixed, the distance between the position of a pencil point and the positioning support 1 is equal to the scale value corresponding to the position of the auxiliary ruler 2 where the connecting piece is located so as to assist drawing; as shown in fig. 1 and 3, the collar structure is fixed on a nesting ring 5 which can move along the secondary ruler 2, and both sides of the collar structure are respectively provided with screw holes, and as shown in fig. 5, a pencil can be fixed by tightening the screws.

In summary, after the positioning pillars 1 with adjustable relative distances are used for finding the reference object, the distance measuring gauge provided by the embodiment can measure two distances at one time through the branch legs 3 on the two side auxiliary rulers 2, and directly draw arcs near the reckoning ship to obtain intersection points and draw two distance ship positions, so that the situation that the opening angle is changed due to the fact that the distances are measured for many times to influence the measurement result is avoided; the threaded hole 8 is formed in the connecting ring 6, and the threaded column 9 matched with the threaded hole 8 is arranged at the end part of the auxiliary ruler 2, so that the auxiliary ruler 2 can be detachably connected with the connecting ring 6, and the subsequent replacement of the auxiliary ruler 2 is facilitated; set up the scale through the surface at vice chi 2, the scale can set up different proportions to satisfy the volume demand of getting of different benchmark latitudes, different proportions set up on different vice chi 2, so that the user changes the vice chi 2 that is carved with different scale portraits according to different latitudes and is used for getting the distance.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims

1. A distance ship position plotting gauge is characterized by comprising a pair of positioning pillars (1) with adjustable relative distances, an auxiliary ruler (2) and a branch leg (3) vertically arranged on the auxiliary ruler (2);

the first end of the auxiliary ruler (2) is movably connected with the positioning strut (1) through a connecting ring (6) so as to rotate around the positioning strut (1), and the branch legs (3) are always parallel to the straight line where the axial direction of the adjacent positioning strut (1) is located when the auxiliary ruler rotates;

the branch legs (3) are movably connected with the auxiliary ruler (2) through connecting pieces so as to slide along the auxiliary ruler (2); the branch leg (3) comprises a detachable pencil for drawing.

2. Distance ship position plotting gauge according to claim 1, further comprising a telescopic structure (4), wherein the telescopic structure (4) is installed between two positioning pillars (1), one end of the telescopic structure (4) is fixed with the positioning pillar (1) on one side, and the other end of the telescopic structure (4) is fixed with the positioning pillar (1) on the other side.

3. Distance boat stand plotting gauge according to claim 2, characterized in that the telescopic structure (4) comprises a telescopic link consisting of a plurality of hollow rods with different radii.

4. Distance boat stand plotting gauge according to claim 1, characterized in that the first end of the secondary ruler (2) is screwed with a coupling ring (6).

5. Distance ship position plotting gauge according to claim 4, characterized in that the first end of the secondary ruler (2) is provided with a threaded post (9), and one side of the connecting ring (6) close to the secondary ruler (2) is provided with a threaded hole (8) adapted to the threaded post (9).

6. Distance-ship space plotting gauge according to claim 1 or 4, characterized in that the surface of the secondary ruler (2) is provided with a scale for adjusting the position of the legged branch (3) according to the scale.

7. Distance ship space plotting gauge according to claim 1, characterized in that the connection piece comprises a nesting ring (5) sleeved on the outer surface of the secondary ruler (2), the inner diameter of the nesting ring (5) is slightly larger than the width of the secondary ruler (2), and the bottom side of the nesting ring (5) is connected with the branch leg (3).

8. Distance ship space plotting gauge according to claim 1, further comprising a bayonet (7), the bayonet (7) being fixedly mounted at the end of the secondary ruler (2) remote from the connection ring (6).

9. Distance ship space plotting gauge according to claim 1, characterized in that the end of the positioning column (1) is fitted with a metal needle tip.

10. Distance boat stand plotting gauge according to claim 1, further comprising a collar structure fixed to the nesting ring (5) for fixing a pencil.