CN113467069B - Portable astronomical telescope for primary school science teaching - Google Patents
Portable astronomical telescope for primary school science teaching Download PDFInfo
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- CN113467069B CN113467069B CN202110650852.5A CN202110650852A CN113467069B CN 113467069 B CN113467069 B CN 113467069B CN 202110650852 A CN202110650852 A CN 202110650852A CN 113467069 B CN113467069 B CN 113467069B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight
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Abstract
The invention discloses a portable astronomical telescope for primary school science teaching, which structurally comprises a support frame, a rotating shaft and a telescope, wherein the rotating shaft is arranged at the upper end of the support frame and clamped at the top end of the support frame, the telescope is connected with the top end of the support frame through the rotating shaft, the support frame comprises a support leg, a clamping plate and a lifting device, the lifting device comprises a fixed seat, a telescopic column, a movable groove, a reset spring, an outer jacking block and a pull ring, the outer jacking block comprises a support block, a clamping block, an outer jacking body, a rubber ring and a steel wire connecting ring, the outer jacking body comprises a support body, a rubber pad, a friction ring and a friction block, and the friction block comprises a buffer groove, a deformation groove and a contact layer.
Description
Technical Field
The invention relates to the field of scientific teaching, in particular to a portable astronomical telescope for primary school scientific teaching.
Background
The astronomical telescope is an important tool for observing astronomical objects, and can be said to be without the birth and development of the telescope, so that modern astronomy is not available, along with the improvement and improvement of the performance of the telescope in all aspects, astronomy is undergoing a huge leap, the understanding of human beings to universe is rapidly promoted, and primary science also begins to pay attention to the education of astronomy, so that students can contact the astronomical telescope from a small time, and a portable astronomical telescope for teaching is needed for auxiliary teaching.
Based on the discovery of the inventor, the existing portable astronomical telescope for primary school science and teaching mainly has the following defects, for example: the primary school is the age of studying the growth body, some students develop better height and grow more than the piece, some students are shorter, when letting the students use the astronomical telescope, because the height of telescope is fixed, the condition that the lower student of height can not reach the telescope can appear, leads to the inconvenient condition of operating the astronomical telescope of the lower classmate of height.
Disclosure of Invention
Aiming at the problems, the invention provides a portable astronomical telescope for primary school scientific teaching.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a primary school's science teaching is with portable astronomical telescope, its structure includes support frame, pivot, telescope, the upper end of support frame is equipped with the pivot, the pivot block is in the top of support frame, the telescope is connected with the top of support frame through the pivot, the support frame includes supporting legs, cardboard, elevating gear, the supporting legs is equipped with threely, and respectively with the top looks block of support frame, the cardboard is the triangle-shaped form, and is connected with the inboard of three supporting legs, elevating gear sets up the top at the support frame.
Further, elevating gear includes fixing base, flexible post, movable groove, reset spring, outer kicking block, pull ring, the fixing base sets up the top at the supporting legs, flexible post block is in the positive centre of fixing base, the movable groove is equipped with four, and encircles the inside range in the fixing base, reset spring sets up the inside in the movable groove, outer kicking block is in the movable groove, and with reset spring clearance fit, the pull ring sets up on elevating gear's top, and is connected with the top of outer kicking block through the steel wire, the contained angle between movable groove and the elevating gear terminal surface is 30 degrees.
Furthermore, the outer ejector block comprises a supporting block, two clamping blocks, an outer ejector body, a rubber ring and a steel wire connecting ring, the supporting block is clamped in the movable groove, the two clamping blocks are respectively clamped at two ends of the inside of the supporting block, the outer ejector body is clamped with the other end of the clamping block, the rubber ring is embedded and fixed at the side end of the outer ejector body, the steel wire connecting ring is clamped in the middle of the top of the supporting block, and the rubber ring is movably matched with the clamping blocks.
Further, outer top body includes supporter, rubber pad, friction ring, clutch blocks, the terminal surface of supporter is on a parallel with the terminal surface of flexible post, the rubber pad inlays in the terminal surface of supporter, the friction ring is equipped with four, and arranges in the terminal surface of rubber pad perpendicularly, the clutch blocks inlays in the bottom of rubber pad, the inside of friction ring is for cutting open empty form.
Furthermore, the friction block comprises a buffer groove, five deformation grooves and a contact layer, wherein the buffer groove is formed in the middle of the inside of the friction block, the five deformation grooves are vertically arranged on the side end face of the buffer groove, the contact layer is attached to the end face of the friction block, and the end face of the friction block is wavy.
Furthermore, flexible post includes lift post, commentaries on classics piece, block seat, connecting seat, be equipped with the commentaries on classics piece in the middle of the top of lift post is positive, the block seat is installed to the upper end of commentaries on classics piece, the inside of block seat is for cutting open the sky form, the connecting seat inlays the side in the block seat, and cooperates with the telescope bolt, the piece that changes is blocked with the block seat mutually.
Further, the lift post includes lifter, buffer layer, contact groove, grooving, the lifter block is in the positive centre of fixing base, the buffer layer nestification is in the outer terminal surface of lifter, the contact groove is equipped with four, and encircles the terminal surface arrangement in the lifter, the grooving is equipped with more than eight, and arranges in the inner of contact groove perpendicularly, the grooving is the triangle-shaped.
Furthermore, the buffer layer comprises four rubber layers, through grooves and anti-skidding grooves, the rubber layers are nested on the outer end faces of the lifting rods, the through grooves are arranged around the end faces of the rubber layers and aligned with the contact grooves, the anti-skidding grooves are more than eight and arranged around the end faces of the rubber layers, and the anti-skidding grooves are triangular.
Advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1. according to the telescopic column, the outer jacking block is driven to be separated from the end face of the telescopic column through the steel wire by pulling the pull ring in the lifting device, so that the telescopic column can be lifted and lowered in the lifting device to adjust the height, and students with high and short heights can operate the telescope smoothly.
2. The cutting groove is set to be triangular, and the cutting groove can be contacted with the end face of the outer top block, so that the friction force between the outer top block and the lifting column is increased, the lifting column is prevented from sliding downwards in the fixed seat, students can use the telescope more smoothly, and the height of the telescope can be conveniently adjusted by the students.
Drawings
FIG. 1 is a schematic view of the primary view structure of a portable astronomical telescope for primary school science teaching of the present invention.
Fig. 2 is a schematic front view of the present invention.
Fig. 3 is a schematic front view of the lifting device of the present invention.
Fig. 4 is a schematic front view of the outer top block of the present invention.
Fig. 5 is a schematic front view of the outer roof of the present invention.
Fig. 6 is a schematic front view of the friction block of the present invention.
Fig. 7 is a schematic front view of the telescopic column of the present invention.
Fig. 8 is a schematic front view of the lifting column of the present invention.
Fig. 9 is a schematic front view of a buffer layer according to the present invention.
In the figure: the telescopic telescope comprises a support frame 1, a rotating shaft 2, a telescope 3, a support leg 11, a clamping plate 12, a lifting device 13, a fixed seat 131, a telescopic column 132, a movable groove 133, a return spring 134, an outer top block 135, a pull ring 136, a support block a1, a clamping block a2, an outer top body a3, a rubber ring a4, a steel wire connecting ring a5, a support body a31, a rubber pad a32, a friction ring a33, a friction block a34, a buffer groove b1, a deformation groove b2, a contact layer b3, a lifting column c1, a rotating block c2, a clamping seat c3, a connecting seat c4, a lifting rod c11, a buffer layer c12, a contact groove c13, a cutting groove c14, a rubber layer d1, a penetrating groove d2 and an anti-slip groove d3.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The first embodiment is as follows: referring to fig. 1-6, the embodiments of the present invention are as follows:
the telescopic support comprises a support frame 1, a rotating shaft 2 and a telescope 3, wherein the rotating shaft 2 is arranged at the upper end of the support frame 1, the rotating shaft 2 is clamped at the top end of the support frame 1, the telescope 3 is connected with the top end of the support frame 1 through the rotating shaft 2, the support frame 1 comprises support legs 11, a clamping plate 12 and a lifting device 13, the support legs 11 are three and are respectively clamped with the top end of the support frame 1, the clamping plate 12 is in a triangular shape and is connected with the inner sides of the three support legs 11, and the lifting device 13 is arranged at the top end of the support frame 1.
The outer ejector block 135 comprises a supporting block a1, a clamping block a2, an outer ejector body a3, a rubber ring a4 and a steel wire connecting ring a5, wherein the supporting block a1 is clamped in the movable groove 133, the clamping block a2 is provided with two clamping blocks which are respectively clamped at two ends inside the supporting block a1, the outer ejector body a3 is clamped with the other end of the clamping block a2, the rubber ring a4 is embedded at the side end of the outer ejector body a3, the steel wire connecting ring a5 is clamped in the middle of the top of the supporting block a1, the rubber ring a4 is movably matched with the clamping block a2, and the rubber ring a4 is favorable for resetting to abut against the supporting block a1 and the outer ejector body a through the rubber ring a4, so that the outer ejector block 135 can be fully contacted with the end face of the telescopic column 132.
Outer acrosome a3 includes supporter a31, rubber pad a32, friction ring a33, clutch blocks a34, supporter a 31's terminal surface is on a parallel with flexible post 132's terminal surface, rubber pad a32 inlays the terminal surface in supporter a31, friction ring a33 is equipped with four, and arranges in the terminal surface in rubber pad a32 perpendicularly, clutch blocks a34 inlays the bottom in rubber pad a32, the inside of friction ring a33 is for cutting open the sky form, is favorable to contacting through the terminal surface of friction ring a33 with flexible post 132 for flexible post 132 takes place to deform to increase frictional force to the undercut.
Friction block a34 includes buffer slot b1, deformation groove b2, contact layer b3, buffer slot b1 sets up in the middle of the inside centre of friction block a34, deformation groove b2 is equipped with five, and the vertical arrangement in buffer slot b 1's side end face, contact layer b3 laminates in the terminal surface of friction block a34, the terminal surface of friction block a34 is wavy, is favorable to increaseing frictional force through the terminal surface of friction block a34 and the terminal surface of flexible post 132.
Based on the above embodiment, the specific working principle is as follows: the condition that can not enough telescope appears in the shorter student of height, lead to the condition of the inconvenient operation astronomical telescope of the shorter classmate of height, can utilize and install telescope 3 on support frame 1 through pivot 2, it breaks away from to recycle pull ring 136 in pulling elevating gear 13 through the terminal surface that the outer kicking block 135 was driven from flexible post 132 to pass through the steel wire, make flexible post 132 can be in elevating gear 13 lift adjustment height, can also drive outer kicking block 135 through reset spring 134 and fix with the end face contact of flexible post 132, recycle rubber circle a4 and block a2 clearance fit, can restore to the throne through rubber circle a4 and withstand supporting shoe a1 and outer top a3, thereby can lengthen the length of outer kicking block 135, make the end face contact with flexible post 132 that outer kicking block 135 can be abundant, prevent that the student from the condition that gliding appears in flexible post 132 when using astronomical telescope, the terminal surface that utilizes friction block a34 and the terminal surface of flexible post 132 increase frictional force at last, the rethread becomes to hug closely and let friction block a34 can cushion the buffer groove b1, make the condition that the telescopic post 132 that the telescopic telescope 132 can the height adjustment height appear slipping, thereby the height adjustment height can both be in the telescopic telescope 3 to the telescopic post 132 that the telescopic telescope 3 that can be tight to the height appear, thereby the short student that the telescopic telescope height adjustment height appears, thereby the telescopic post 132 that the telescopic height can be hugging closely hugging to hugging closely.
Example two: referring to fig. 7-9, the embodiment of the present invention is as follows:
The lifting column c1 comprises a lifting rod c11, a buffer layer c12, contact grooves c13 and cutting grooves c14, the lifting rod c11 is clamped in the middle of the fixed seat 131, the buffer layer c12 is embedded in the outer end face of the lifting rod c11, four contact grooves c13 are arranged and arranged around the end face of the lifting rod c11, more than eight cutting grooves c14 are arranged and vertically arranged at the inner end of the contact grooves c13, the cutting grooves c14 are triangular, and the end face of the outer top block 135 is in contact with the cutting grooves c14, so that the friction force between the outer top block 135 and the lifting column c1 is increased.
The buffer layer c12 comprises a rubber layer d1, through grooves d2 and anti-slip grooves d3, the rubber layer d1 is nested on the outer end face of the lifting rod c11, the through grooves d2 are four and surround the end face arrangement of the rubber layer d1 and are aligned with the contact grooves c13, the anti-slip grooves d3 are more than eight and surround the end face arrangement of the rubber layer d1, the anti-slip grooves d3 are triangular, and are beneficial to contact with the inner side of the fixing seat 131 through the anti-slip grooves d3, so that the telescopic columns 132 can be buffered when being lifted.
Based on the above embodiment, the specific working principle is as follows: utilize turning block c2 and block c3 looks block, can rotate in turning block c2 through block c3, thereby can let the student swing telescope 3 observe the position of difference, recycle sets up grooving c14 into the triangle-shaped form, can be through grooving c14 and outer kicking block 135's end face contact, thereby strengthen the frictional force between outer kicking block 135 and the lift post c1, prevent that the gliding condition from appearing in the fixing base 131 in lift post c1, set up antiskid groove d3 into the triangle-shaped form at last, antiskid groove d3 and the inboard contact of fixing base 131, make flexible post 132 can obtain the buffering when going up and down, prevent that flexible post 132 from rising or the too fast striking impaired condition that appears of descending speed, make the student more handy when using telescope 3, also be convenient for the student to the regulation of telescope 3 height.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (1)
1. The utility model provides a primary school's science teaching is with portable astronomical telescope, its structure includes support frame (1), pivot (2), telescope (3), the upper end of support frame (1) is equipped with pivot (2), pivot (2) block in the top of support frame (1), telescope (3) are connected its characterized in that through pivot (2) and the top of support frame (1):
the supporting frame (1) comprises three supporting legs (11), three clamping plates (12) and three lifting devices (13), the three supporting legs (11) are respectively clamped with the top end of the supporting frame (1), the clamping plates (12) are triangular and connected with the inner sides of the three supporting legs (11), and the lifting devices (13) are arranged at the top end of the supporting frame (1);
the lifting device (13) comprises a fixed seat (131), a telescopic column (132), a movable groove (133), four return springs (134), an outer top block (135) and pull rings (136), the fixed seat (131) is arranged at the top end of the supporting leg (11), the telescopic column (132) is clamped in the middle of the fixed seat (131), the movable grooves (133) are arranged around the inside of the fixed seat (131), the return springs (134) are arranged inside the movable groove (133), the outer top block (135) is clamped in the movable groove (133) and is movably matched with the return springs (134), and the pull rings (136) are arranged at the top end of the lifting device (13) and are connected with the top of the outer top block (135) through steel wires;
the outer ejector block (135) comprises a supporting block (a 1), a clamping block (a 2), an outer ejector body (a 3), a rubber ring (a 4) and a steel wire connecting ring (a 5), the supporting block (a 1) is clamped in the movable groove (133), the clamping blocks (a 2) are respectively clamped at two ends of the inner part of the supporting block (a 1), the outer ejector body (a 3) is clamped with the other end of the clamping block (a 2), the rubber ring (a 4) is fixedly embedded at the side end of the outer ejector body (a 3), and the steel wire connecting ring (a 5) is clamped in the middle of the top of the supporting block (a 1);
the outer top body (a 3) comprises a support body (a 31), four rubber pads (a 32), four friction rings (a 33) and four friction blocks (a 34), wherein the end face of the support body (a 31) is parallel to the end face of the telescopic column (132), the rubber pads (a 32) are embedded and fixed on the end face of the support body (a 31), the four friction rings (a 33) are vertically arranged on the end face of the rubber pads (a 32), and the friction blocks (a 34) are embedded and fixed at the bottom ends of the rubber pads (a 32);
the friction block (a 34) comprises a buffer groove (b 1), deformation grooves (b 2) and contact layers (b 3), wherein the buffer groove (b 1) is arranged in the middle of the inside of the friction block (a 34), the deformation grooves (b 2) are five and are vertically arranged on the side end surface of the buffer groove (b 1), and the contact layers (b 3) are attached to the end surface of the friction block (a 34);
the telescopic column (132) comprises a lifting column (c 1), a rotating block (c 2), a clamping seat (c 3) and a connecting seat (c 4), wherein the rotating block (c 2) is arranged in the middle of the top of the lifting column (c 1), the clamping seat (c 3) is installed at the upper end of the rotating block (c 2), the clamping seat (c 3) is hollow inside, and the connecting seat (c 4) is fixedly embedded at the side end of the clamping seat (c 3) and is matched with a telescope (3) through bolts;
the lifting column (c 1) comprises a lifting rod (c 11), a buffer layer (c 12), contact grooves (c 13) and cutting grooves (c 14), the lifting rod (c 11) is clamped in the middle of the fixed seat (131), the buffer layer (c 12) is embedded in the outer end face of the lifting rod (c 11), four contact grooves (c 13) are arranged and surround the end face of the lifting rod (c 11), more than eight cutting grooves (c 14) are arranged, and the cutting grooves are vertically arranged at the inner end of the contact grooves (c 13);
the buffer layer (c 12) comprises rubber layers (d 1), through grooves (d 2) and anti-skidding grooves (d 3), the rubber layers (d 1) are nested on the outer end face of the lifting rod (c 11), four through grooves (d 2) are arranged and surround the end face of the rubber layers (d 1) and are aligned with the contact grooves (c 13), and more than eight anti-skidding grooves (d 3) are arranged and surround the end face of the rubber layers (d 1);
when a student with a shorter height cannot reach the telescope, and the astronomical telescope is inconvenient to operate by the student with the shorter height, the telescope (3) can be mounted on the support frame (1) through the rotating shaft (2), the pull ring (136) in the lifting device (13) is pulled to drive the outer top block (135) to be separated from the end surface of the telescopic column (132) through a steel wire, so that the telescopic column (132) can be lifted and lowered in the lifting device (13) to adjust the height, the outer top block (135) can be driven to be in contact with the end surface of the telescopic column (132) through the reset spring (134) to be fixed, the rubber ring (a 4) is movably matched with the clamping block (a 2), the supporting block (a 1) and the outer top body (a 3) can be reset and supported through the rubber ring (a 4), the length of the outer top block (135) can be increased, the outer top block (135) can be in full contact with the end surface of the telescopic column (132), the sliding condition of the telescopic column (132) sliding of the student can be prevented, the telescopic column (132) can be prevented from sliding down when the student uses the friction block (34 a) to be in the telescopic column (132), and the sliding condition that the friction block (132) is prevented from sliding in the telescopic column (132), and the sliding condition that the end surface of the telescopic column (132) is prevented from sliding groove (34 b) and the telescopic column (132) and the sliding groove (132) and the telescopic column (132) can be further, and the telescopic column (132) can be prevented from sliding groove, therefore, the height of the telescope (3) can be adjusted, and students with higher and shorter heights can operate the telescope (3) smoothly;
utilize commentaries on classics piece (c 2) and block seat (c 3) looks block, can rotate in commentaries on classics piece (c 2) through block seat (c 3), thereby can let the student swing telescope (3) observe different positions, reuse sets up grooving (c 14) to the triangle-shaped, can be through grooving (c 14) and the end face contact of outer kicking block (135), thereby increase the frictional force between outer kicking block (135) and lift post (c 1), prevent that lift post (c 1) from appearing the condition of gliding in fixing base (131), set up antiskid groove (d 3) to the triangle-shaped finally, antiskid groove (d 3) and the inboard contact of fixing base (131), make flexible post (132) can obtain the buffering when going up and down, prevent that the speed of flexible post (132) from rising or descending is too fast to appear striking impaired condition, make the student more handy when using telescope (3), also make things convenient for the student to the regulation of telescope (3) height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110650852.5A CN113467069B (en) | 2021-06-11 | 2021-06-11 | Portable astronomical telescope for primary school science teaching |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110650852.5A CN113467069B (en) | 2021-06-11 | 2021-06-11 | Portable astronomical telescope for primary school science teaching |
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| CN113467069A CN113467069A (en) | 2021-10-01 |
| CN113467069B true CN113467069B (en) | 2023-02-28 |
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| CN202110650852.5A Active CN113467069B (en) | 2021-06-11 | 2021-06-11 | Portable astronomical telescope for primary school science teaching |
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| CN113467069A (en) | 2021-10-01 |
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