CN212208712U

CN212208712U - Four-season star finder for observing big dipper

Info

Publication number: CN212208712U
Application number: CN202021315570.7U
Authority: CN
Inventors: 王天亮; 王乃民; 张晓洁; 汪美
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2020-12-22
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses an it traces back to four seasons to watch big dipper seeker, including rotary column cover, horizontal protractor, center pillar, slide caliper rule, north pole laser pen, laser pen cover, earth magnetism laser pen and lower wall, the top of lower wall is rotated and is installed the center pillar, the center pillar recess has been seted up on the cylinder of center pillar, fixed mounting has the north pole protractor in the center pillar recess, rotate through the slide caliper rule pivot on the lateral surface of north pole protractor and install slide caliper rule, set up on the slide caliper rule and extend a piece, the slide caliper rule passes through it has to extend a piece fixed mounting laser pen cover. Has the advantages that: the utility model discloses convenient to use, simple easy learning can dismantle the equipment, convenient to carry, and spare part can replace the constitution through the little article in life, and north star, big dipper seven stars, immortal back seat carousel simulate seasonal variation and rotate, turn to the head and carry out the adjustment of angle from top to bottom, through seeing the star to, know astronomy, go deep into the mysteries of understanding the universe.

Description

Four-season star finder for observing big dipper

Technical Field

The utility model relates to a sight star device field especially relates to a watch big dipper and pursue four seasons appearance of seeking stars.

Background

The positions of the Beidou seven satellites in the sky in the north are slightly different in different seasons and different times, the direction pointed by the bucket handle can be changed, the seasons are different, and the positions of the Beidou seven satellites in the sky in the first half night are also different, so that ancient people in China determine the seasons according to the position changes of the ancient people, and a satellite searching device is required to be arranged to improve the interest of students in order to enable the students to better know the change of the universe.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a four seasons star finder is pursued to view big dipper for solving above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a four-season star finder for observing Beidou satellite tracking comprises a rotary column sleeve, a horizontal protractor, a center column, a caliper, a north pole laser pen, a laser pen sleeve, a geomagnetic laser pen and a lower disc, wherein the center column is rotatably installed at the top of the lower disc, a center column groove is formed in a column body of the center column, the north pole protractor is fixedly installed in the center column groove, the caliper is rotatably installed on the outer side surface of the north pole protractor through a caliper rotating shaft, an extension support is arranged on the caliper, the caliper is fixedly installed with the laser pen sleeve through the extension support, the north pole laser pen is installed in the laser pen sleeve in an inserted manner, a compass is installed on the disc edge of the lower disc through a bracket, a laser pen support is fixedly installed on the lower disc on one side of the compass, a laser pen clamping groove is formed in the bottom of the laser pen support, the geomagnetic laser pen is clamped in the laser pen clamping, the upper disc surface of the lower disc is further provided with a level gauge, the column body of the center column is fixedly provided with the horizontal protractor, and the horizontal protractor is arranged to lean against the top surface of the lower disc.

Furthermore, twenty-four solar terms lines are marked on the upper surface of the lower disc, twenty-four solar terms marking strips are marked on the twenty-four solar terms lines, a stud is fixedly installed at the center of the bottom of the lower disc, and a stud sleeve is connected onto the stud in a rotating mode and used for supporting and adjusting.

Further, the top installation of center pillar is fixed with the hanging wall, still peg graft on the center pillar and install the axle of inserting, the one end of inserting the axle is installed and is changeed the hand and be used for driving the center pillar rotates.

Further, the north pole protractor is fixedly installed on the center pillar through a screw, the laser pen cap is fixed together with the north pole laser pen through a screwing bolt, and the north pole laser pen and the caliper are arranged in parallel.

Furthermore, an angle line is marked on the upper disc surface of the lower disc, and a plurality of star disc marking columns are uniformly arranged on the upper disc surface of the lower disc.

Furthermore, an arctic star target is installed in the center of the top of the upper disc, and a Beidou seven-constellation target and a post-X coordinate are respectively arranged on two sides of the arctic star target according to the corresponding positions of the celestial bodies.

Has the advantages that:

1. the star finder is convenient to use, simple and easy to learn, can be disassembled and assembled, is convenient to carry, and parts can be replaced by small living articles;

2. the vertical protractor measures the height of the polar star, and the horizontal protractor measures the degree of the geomagnetic declination;

3. the two laser pens indicate the position of the north polar star and the direction of the geomagnetism;

4. the polar star, the big dipper seven star and the rear seat turntable simulate the seasonal change to rotate;

5. the steering head can adjust the vertical angle, and the mysterious secret can be deeply known by observing the star direction and knowing the astronomy.

Drawings

Fig. 1 is a schematic structural view of the four-season star finder for observing big dipper.

The reference numerals are explained below:

1. a rotary column sleeve; 2. a horizontal protractor; 3. a center pillar; 4. a caliper; 5. a north pole laser pen; 6. a laser pen cap; 7. turning the hand; 8. inserting a shaft; 9. hanging the plate; 10. a north pole protractor; 11. a caliper rotating shaft; 12. a geomagnetic laser pen; 13. a compass; 14. a laser pen support; 15. labeling a star plate with a column; 16. a level gauge; 17. a bottom wall; 21. twenty-four solar terms lines; 22. twenty-four solar terms label bar.

Detailed Description

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", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. 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.

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1, the four-season star finder for observing the big Dipper is composed of a rotary column sleeve 1, a horizontal protractor 2, a middle column 3, a caliper 4, a north pole laser pen 5, a laser pen sleeve 6, a geomagnetic laser pen 12 and a lower disc 17;

the top of the lower disc 17 is rotatably provided with a center column 3, a center column groove is formed in the column body of the center column 3, a north pole protractor 10 is fixedly arranged in the center column groove, a caliper 4 is rotatably arranged on the outer side surface of the north pole protractor 10 through a caliper rotating shaft 11, an extension support is arranged on the caliper 4, the caliper 4 is fixedly provided with a laser pen sleeve 6 through the extension support, and a north pole laser pen 5 is inserted and installed in the laser pen sleeve 6;

compass 13 is installed through the bracket in the dish limit of lower wall 17, and the installation is fixed with laser pen pillar 14 on the lower wall 17 of compass 13 one side, and the laser pen draw-in groove has been seted up to the bottom of laser pen pillar 14, the joint has ground magnetism laser pen 12 in the laser pen draw-in groove, still installs spirit level 16 on the last quotation of lower wall 17, and fixed mounting has horizontal protractor 2 on the cylinder of center pillar 3, and horizontal protractor 2 sets up the butt joint on the top surface of lower wall 17.

In this embodiment, the lower disc 17 is also called a twenty-four throttle disc, a twenty-four throttle line 21 is marked on the upper surface of the lower disc 17, a twenty-four throttle marking strip 22 is marked on the twenty-four throttle line 21, a stud is fixedly installed at the center of the bottom of the lower disc 17, and a stud sleeve 1 is screwed on the stud for supporting and adjusting.

In this embodiment, the top of center pillar 3 is installed and is fixed with hanging wall 9, still pegs graft on the center pillar 3 and installs the axle 8 of inserting, and the one end of inserting the axle 8 is installed and is turned hand 7 and be used for driving center pillar 3 and rotate.

In the present embodiment, the north protractor 10 is fixedly mounted on the center pillar 3 by screws, the laser pen sheath 6 is fixed together with the north laser pen 5 by a screw bolt, and the north laser pen 5 and the caliper 4 are arranged in parallel.

In this embodiment, the upper plate surface of the lower plate 17 is marked with an angle line, and a plurality of star marking columns 15 are uniformly installed on the upper plate surface of the lower plate 17.

In this embodiment, the upper plate 9 is also called a beidou seven-star plate, a north-star standard part 19 is installed at the top center of the upper plate 9, and two sides of the north-star standard part 19 are respectively provided with a beidou seven-star standard part 20 and a late-afterward coordinate part 18 according to the corresponding positions of celestial bodies.

In the structure, during the use, all spare parts are assembled, whether the observation spirit level is on the horizontal plane, and adjust, adjust through the swivel sleeve and make its level, utilize the characteristic of compass to find the earth magnetism north, open earth magnetism laser pen and shine to the direction of earth magnetism north, rotatory lower disc, it is big dipper seven stars or look for the celestial back seat to compare the star of heaven there, after finding the north pole star, open the north pole laser pen, press the ground disc and rotate the direction that the center pillar found the north pole star, the slide caliper of adjustment protractor is upwards and aim at the north pole star, the center pillar lower extreme still has a horizontal protractor, carefully observe how many degrees that the pointer pointed, this is exactly the number of degrees of earth magnetism declination, earth magnetism and north pole star are not unanimous, the position of earth magnetism is in canada elizabetha national island north of queen, it is about 1200 kilometers to have a distance from the geography north pole. The angle is called as the geomagnetic declination, namely the included angle between the magnetic meridian at any point on the earth surface and the geographic meridian, the China is wide in territory and large in longitude and latitude, so the geomagnetic declination in various places is different, and the geomagnetic declination at several places is searched below the searched data, namely the geomagnetic declination at-11 degrees 00' of a desert river; harbin-9 ° 39'; beijing-5 ° 50'; shanghai-4 ° 26'; taipei-2 ° 32'; 2 ° to 29' of cilantro; guangzhou-1 ° 09'; wuluqin +2 ° 44'; seashore-0 ° 29'; rasa-0 ° 21'; zeng mother dark sand +0 DEG 24'.

Data observed at 8-9 o' clock every night by using the method are relatively accurate, the change rule of four seasons can be clearly known, and the change of four seasons, namely the east-spring minute of the dipper handle, can be simulated by rotating the Beidou seven star; the south of the dipper handle-summer solstice; west finger of dipper-autumn point; the north of the dipper handle means-winter to winter, the northeast-spring starts, the southeast-summer starts, the southwest-autumn starts, and the northwest-winter starts, which means that the season can be known according to the orientation of the dipper handle. The coldest time period from winter to spring, and the most hot time period from summer to autumn.

In the above embodiment, the lower plate can be replaced by a chopping board, the rolling pin can replace a center post, the protractor can measure the height of the star body and the degree of the geomagnetic declination, and the laser pen can be used for pointing to the observed star. The compass positions the geomagnetic north pole, and the gradienter ensures the accuracy in measurement.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a sight big dipper looks after four seasons star finder which characterized in that: the novel compass comprises a rotary column sleeve, a horizontal protractor, a center column, a caliper, a north pole laser pen, a laser pen sleeve, a geomagnetic laser pen and a lower disc, wherein the center column is rotatably installed at the top of the lower disc, a center column groove is formed in the cylinder of the center column, the north pole protractor is fixedly installed in the center column groove, the caliper is rotatably installed on the outer side surface of the north pole protractor through a caliper rotating shaft, an extension support piece is arranged on the caliper, the laser pen sleeve is fixedly installed on the caliper through the extension support piece, the north pole laser pen is installed in the laser pen sleeve in an inserted manner, a compass is installed on the disc edge of the lower disc through a bracket, a laser pen support is fixedly installed on the lower disc on one side of the compass, a laser pen clamping groove is formed in the bottom of the laser pen support, the geomagnetic laser pen is clamped in the laser pen clamping groove, and a level meter is further installed, the horizontal protractor is fixedly mounted on the column body of the middle column and is arranged to abut against the top surface of the lower disc.

2. The four-season star finder for observing Beidou satellite tracking according to claim 1, is characterized in that: twenty-four solar terms lines are marked on the upper surface of the lower disc, twenty-four solar terms marking strips are marked on the twenty-four solar terms lines, a stud is fixedly installed at the center of the bottom of the lower disc, and a stud sleeve is connected onto the stud in a rotating mode and used for supporting and adjusting.

3. The four-season star finder for observing Beidou satellite tracking according to claim 1, is characterized in that: the top installation of center pillar is fixed with the hanging wall, still peg graft on the center pillar and install the axle of inserting, the one end of inserting the axle is installed and is changeed the hand and be used for driving the center pillar rotates.

4. The four-season star finder for observing Beidou satellite tracking according to claim 1, is characterized in that: the north pole protractor is fixedly installed on the center pillar through a screw, the laser pen sleeve is fixed with the north pole laser pen together through a screwing bolt, and the north pole laser pen and the caliper are arranged in parallel.

5. The four-season star finder for observing Beidou satellite tracking according to claim 1, is characterized in that: the upper disc surface of the lower disc is marked with an angle line, and the upper disc surface of the lower disc is also uniformly provided with a plurality of star disc marking columns.

6. The four-season star finder for observing Beidou satellite tracking according to claim 1, is characterized in that: the upper plate is characterized in that a polar star target is installed at the center of the top of the upper plate, and a Beidou seven constellation target and a post-X coordinate are respectively arranged on two sides of the polar star target according to corresponding celestial bodies.