CN109637338A - A kind of geography teaching matter compass - Google Patents
A kind of geography teaching matter compass Download PDFInfo
- Publication number
- CN109637338A CN109637338A CN201811631472.1A CN201811631472A CN109637338A CN 109637338 A CN109637338 A CN 109637338A CN 201811631472 A CN201811631472 A CN 201811631472A CN 109637338 A CN109637338 A CN 109637338A
- Authority
- CN
- China
- Prior art keywords
- circumferentor
- circular trough
- springs
- groups
- dial
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
- G01C17/02—Magnetic compasses
- G01C17/04—Magnetic compasses with north-seeking magnetic elements, e.g. needles
- G01C17/10—Comparing observed direction with north indication
- G01C17/12—Comparing observed direction with north indication by sighting means, e.g. for surveyors' compasses
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
- G09B25/06—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes for surveying; for geography, e.g. relief models
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The present invention relates to teaching equipment technical fields, in particular a kind of geography teaching matter compass, including circumferentor, circumferentor includes upper cover and lower cover, the periphery of circumferentor is equipped with shockproof decompressor, shockproof decompressor includes groove and upturning lid, upturning lid is equipped with the first circular trough, groups of springs there are six being set on the inner bottom surface of groove, supporting block is additionally provided with above groups of springs, supporting block is fixedly connected with groups of springs, the second circular trough is offered in supporting block, clamping device is equipped in second circular trough, clamping device includes turntable, the inner bottom surface of turntable and the second circular trough is coaxially connected.The shockproof decompressor that the present invention is equipped with by the periphery in circumferentor; reduce the damage that circumferentor is subject to; on the one hand its unique structure plays a certain protective role circumferentor; on the other hand; the expense repaired or replaced caused by which save being damaged because of circumferentor, and its is compact-sized, small in size, easy to carry.
Description
Technical field
The present invention relates to teaching equipment technical field, specially a kind of geography teaching matter compass.
Background technique
Circumferentor is also known as " pocket transit ", mainly includes needle, level meter and dipmeter, the side of can be used to identify
To, determine position, measurement geologic body occurrence and topographic map of making a preliminary survey etc., be the indispensable tool of field geological work.It is existing
As geographical teaching circumferentor its do not have protection structure, when student is easy to collide with or fall when field is tested
It falls, the damage to compass is larger, in consideration of it, it is proposed that a kind of geography teaching matter compass.
Summary of the invention
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of geography teaching matter compass
It does not have protection structure with the existing circumferentor as geographical teaching, when student is easy to knock when field is tested
It touches or shakes off, the larger problem of the damage to compass.
To achieve the above object, the invention provides the following technical scheme:
A kind of geography teaching matter compass, including circumferentor, the circumferentor include upper cover and lower cover, describedly
The periphery of matter compass is equipped with shockproof decompressor, and the shockproof decompressor includes groove and upturning lid, is set on the upturning lid
There is the first circular trough.
Set on the inner bottom surface of the groove there are six groups of springs, each groups of springs include two be parallel to each other consolidate
Block, is additionally provided with two springs being parallel to each other between two solid blocks, the both ends of the spring respectively with two solid blocks
It is fixedly connected, supporting block is additionally provided with above the groups of springs, the supporting block is fixedly connected with the groups of springs, the support
The second circular trough is offered on block, is equipped with clamping device in second circular trough, the clamping device includes turntable, and described turn
The inner bottom surface of disk and second circular trough is coaxially connected, is set at equal intervals in a ring on the turntable there are four connecting rod, each
One end of the connecting rod is fixedly connected with the side of the turntable, is closely welded with card column on the other end of each connecting rod,
The side of first circular trough is set at equal intervals in a ring there are four cutting ferrule, and the cutting ferrule and the card column are engaged by clamping.
Preferably, the side of the upper cover is equipped with hinge, and the upper cover is hinged by hinge and lower cover, on the lower lid
Equipped with dial, pointer is equipped in the dial, the pointer is connect with dial rotation, is additionally provided with length in the dial
Spirit level, the plate level are fixedly connected with dial, and the side of the plate level is equipped with circular bubble, the round level
Device is fixedly connected with dial, and the lower cover is equipped with long rearsight, the long rearsight and the lower cover far from one end of hinge
It is hinged.
Preferably, the side of the upturning lid is equipped with hinge, and the groove is hinged by hinge and the upturning lid.
Preferably, the clamping device and second circular trough rotation connection.
Preferably, the diameter of first circular trough and second circular trough is greater than the diameter of the compass.
Preferably, the diameter of the circumferentor is less than the distance between two opposed card columns.
Compared with prior art, the beneficial effects of the present invention are:
The shockproof decompressor that the present invention is equipped with by the periphery in circumferentor, by being set on the inner surface of groove
There are six groups of springs to reduce the vibration that circumferentor is generated when shaking off, and reduce the damage that circumferentor is subject to, unique
Structure on the one hand circumferentor is played a certain protective role, on the other hand, which save because circumferentor damage due to lead
The maintenance of cause or the expense of replacement, and its is compact-sized, small in size, easy to carry.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the shockproof decompressor structural schematic diagram of the present invention；
Fig. 3 is circumferentor structural schematic diagram of the present invention；
Fig. 4 is the structure enlargement diagram in the present invention at A.
In figure: 1, circumferentor；11, upper cover；111, small rearsight；112, reflective mirror；12, hinge；13, lower cover；131,
Dial；132, pointer；133, plate level；134, long rearsight；135, circular bubble；136, cutting ferrule；2, shockproof decompression dress
It sets；21, groove；211, groups of springs；2111, solid block；2112, spring；212, supporting block；2121, the second circular trough；213, it clamps
Device；2131, turntable；2132, connecting rod；2133, card column；22, upturning lid；221, the first circular trough；222, hinge.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution:
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of geography teaching matter compass, including circumferentor 1, circumferentor 1
Including upper cover 11 and lower cover 13, the periphery of circumferentor 1 is equipped with shockproof decompressor 2, and shockproof decompressor 2 includes 21 He of groove
Upturning lid 22, upturning lid 22 are equipped with the first circular trough 221, set that there are six groups of springs 211, each bullets on the inner bottom surface of groove 21
Spring group 211 includes two solid blocks 2111 being parallel to each other, and is additionally provided with two springs being parallel to each other between two solid blocks 2111
2112, the both ends of spring 2112 are fixedly connected with two solid blocks 2111 respectively, and the top of groups of springs 211 is additionally provided with supporting block 212,
Supporting block 212 is fixedly connected with groups of springs 211, offers the second circular trough 2121 in supporting block 212, in the second circular trough 2121
Equipped with clamping device 213, clamping device 213 includes turntable 2131, and turntable 2131 and the inner bottom surface of the second circular trough 2121 are coaxial
Connection is set on turntable 2131 at equal intervals in a ring there are four connecting rod 2132, one end of each connecting rod 2132 and turntable 2131
Side is fixedly connected, and card column 2133 is closely welded on the other end of each connecting rod 2132, and the side of the first circular trough 221 is in ring
Shape is set at equal intervals there are four cutting ferrule 136, and cutting ferrule 136 and card column 2133 are engaged by clamping.
In the present embodiment, the side of upper cover 11 is equipped with hinge 12, and upper cover 11 is hinged by hinge 12 and lower cover 13, under
Lid 13 is equipped with dial 131, and pointer 132 is equipped in dial 131, and pointer 132 and dial 131 are rotatablely connected, dial
Plate level 133 is additionally provided in 131, plate level 133 is fixedly connected with dial 131, and the side of plate level 133 is equipped with circle
Spirit level 135, circular bubble 135 are fixedly connected with dial 131, and lower cover 13 is equipped with long rearsight far from one end of hinge 12
134, long rearsight 134 is hinged with lower cover 13.In the structure, circular bubble 135 reaches water convenient for adjusting circumferentor
Level state, long rearsight 134 are used for run-home, and plate level 133 is for measuring slope angle.
In the present embodiment, the side of upturning lid 22 is equipped with hinge 222, and groove 21 is hinged by hinge 222 and upturning lid 22.
The structure can simply realize the folding of shockproof decompressor 2, facilitate taking-up or place circumferentor 1.
In the present embodiment, clamping device 213 and the rotation connection of the second circular trough 2121.The structure meets user over the ground
The needs of 1 rotation direction of matter compass, user can not have to remove circumferentor 1 can calibrating direction.
In the present embodiment, the diameter of the first circular trough 221 and the second circular trough 2121 is greater than the diameter of compass 1.The structure
Preferably circumferentor 1 can be placed in the second round 2121 slots, being turned upside down simultaneously lid 22 also can preferably open and close.
In the present embodiment, the diameter of compass 1 is less than the distance between two opposed card columns 2133.The structure makes ground
Clamping between matter compass 1 and card column 2133 more closely, more securely.
When in use, faculty is first turned in shockproof decompressor 2 the geography teaching matter compass of the present embodiment
Upturning lid 22, then circumferentor 1 is put into the second circular trough 2121, and make the card column 2133 on clamping device 213
It closely sticks into the cutting ferrule 136 on circumferentor 1, upturning lid 22 can be closed, then put shockproof decompressor 2 at this time
Enter in knapsack；Shockproof decompressor 2 can be placed on level land when being tested on the spot, open upturning lid 22, then open
The upper cover 11 of circumferentor 1 first passes through the turntable 2131 in clamping device 213 to rotate circumferentor 1, so that circumferentor 1
On pointer 132 be aligned direct north, then by adjust circular bubble 135 in bubble make circumferentor be in water between two parties
Level state can carry out measurement on the spot at this time；At the end of experiment, faculty first shuts upper cover 11, then closes upturning lid
22, shockproof decompressor 2 is stored.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
For personnel it should be appreciated that the present invention is not limited to the above embodiments, described in the above embodiment and specification is only the present invention
Preference, be not intended to limit the invention, without departing from the spirit and scope of the present invention, the present invention also has various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached claims and its equivalent thereof.
Claims (6)
1. a kind of geography teaching matter compass, including circumferentor (1), the circumferentor (1) include upper cover (11) and under
It covers (13), it is characterised in that: the periphery of the circumferentor (1) is equipped with shockproof decompressor (2), the shockproof decompressor
It (2) include groove (21) and upturning lid (22), the upturning lid (22) is equipped with the first circular trough (221)；
It is set on the inner bottom surface of the groove (21) there are six groups of springs (211), each groups of springs (211) includes two mutual
Parallel solid block (2111) is additionally provided with two springs being parallel to each other (2112), the bullet between two solid block (2111)
The both ends of spring (2112) are fixedly connected with two solid block (2111) respectively, are additionally provided with branch above the groups of springs (211)
Bracer (212), the supporting block (212) are fixedly connected with the groups of springs (211), and is offered on the supporting block (212)
Two circular troughs (2121), second circular trough (2121) is interior to be equipped with clamping device (213), and the clamping device (213) includes
The inner bottom surface of turntable (2131), the turntable (2131) and second circular trough (2121) is coaxially connected, the turntable
(2131) there are four being set at equal intervals in a ring on connecting rod (2132), one end of each connecting rod (2132) and the turntable
(2131) side is fixedly connected, and is closely welded with card column (2133) on the other end of each connecting rod (2132), and described
The side of one circular trough (221) is set at equal intervals in a ring there are four cutting ferrule (136), the cutting ferrule (136) and the card column
(2133) it is engaged by clamping.
2. a kind of geography teaching matter compass according to claim 1, it is characterised in that: the side of the upper cover (11)
Equipped with hinge (12), the upper cover (11) is hinged by hinge (12) and lower cover (13), and the lower cover (13) is equipped with scale
Disk (131), the dial (131) is interior to be equipped with pointer (132), and the pointer (132) and dial (131) are rotatablely connected, institute
It states and is additionally provided with plate level (133) in dial (131), the plate level (133) is fixedly connected with dial (131), institute
The side for stating plate level (133) is equipped with circular bubble (135), the circular bubble (135) and dial (131) fixed company
Connect, the lower cover (13) far from hinge (12) one end be equipped with long rearsight (134), the long rearsight (134) and it is described under
Lid (13) is hinged.
3. a kind of geography teaching matter compass according to claim 1, it is characterised in that: the one of the upturning lid (22)
Side is equipped with hinge (222), and the groove (21) is hinged by hinge (222) and the upturning lid (22).
4. a kind of geography teaching matter compass according to claim 1, it is characterised in that: the clamping device (213)
It is rotatablely connected with second circular trough (2121).
5. a kind of geography teaching matter compass according to claim 1, it is characterised in that: first circular trough
(221) and the diameter of second circular trough (2121) be greater than the circumferentor (1) diameter.
6. a kind of geography teaching matter compass according to claim 1, it is characterised in that: the circumferentor (1)
Diameter is less than the distance between two opposed card columns (2133).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811631472.1A CN109637338A (en) | 2018-12-29 | 2018-12-29 | A kind of geography teaching matter compass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811631472.1A CN109637338A (en) | 2018-12-29 | 2018-12-29 | A kind of geography teaching matter compass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109637338A true CN109637338A (en) | 2019-04-16 |
Family
ID=66079283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811631472.1A Pending CN109637338A (en) | 2018-12-29 | 2018-12-29 | A kind of geography teaching matter compass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109637338A (en) |
-
2018
- 2018-12-29 CN CN201811631472.1A patent/CN109637338A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190416 |