CN219532086U - Roller type magnetic compass permanent flat ring radial position adjustable mounting structure - Google Patents
Roller type magnetic compass permanent flat ring radial position adjustable mounting structure Download PDFInfo
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- CN219532086U CN219532086U CN202321864116.0U CN202321864116U CN219532086U CN 219532086 U CN219532086 U CN 219532086U CN 202321864116 U CN202321864116 U CN 202321864116U CN 219532086 U CN219532086 U CN 219532086U
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- compass
- flat ring
- basin
- permanent flat
- radial position
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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Abstract
The utility model discloses a radial position adjustable installation structure of a roller type magnetic compass permanent flat ring, which comprises a permanent flat ring, wherein two compass basin shaft installation structures are symmetrically arranged on the permanent flat ring; the compass basin axle mounting structure is including setting up the installation cavity on the ring of level never, is provided with two gyro wheels that set up side by side interval in the installation cavity, rolls the support to the compass basin axle of compass basin through these two gyro wheels, and the installation cavity is inside does not need to carry out precision finishing, only needs to process out two shaft holes that are used for installing the gyro wheel on the lateral wall of the installation cavity of level never and can realize installing the gyro wheel, and this is much easier than the arc recess that needs precision finishing to be used for installing the bearing among the prior art. In addition, an adjusting bolt which horizontally penetrates through the side wall is arranged on the side wall of the outer side of the installation cavity of the permanent flat ring, the adjusting bolt is coaxial with the compass basin shaft, and the radial position of the compass basin along the permanent flat ring is adjusted through the adjusting bolt.
Description
Technical Field
The utility model belongs to the technical field of magnetic compass devices, and particularly relates to a radial position adjustable installation structure of a roller type magnetic compass permanent flat ring.
Background
Magnetic compass is also called as "magnetic compass" and is an instrument for measuring direction reference, and is used for determining heading and observing target azimuth. The instrument is an instrument for indicating the geographic direction, which is manufactured by utilizing the characteristic that a magnetic needle is subjected to geomagnetic action to stabilize north. The magnetic compass mainly comprises a compass basin and a compass cabinet, wherein the compass basin is a bowl-shaped copper basin provided with a compass pointing system or a bowl-shaped object made of other non-magnetic materials.
The permanent flat ring is a component for realizing the connection of the compass basin and the compass shell, and has the function of enabling the pointing system to keep a horizontal direction in ship navigation. At present, the connection mode of the permanent flat ring is that two arc grooves are processed in the 180-degree direction of the permanent flat ring, bearings are arranged on two symmetrical compass basin shafts of the compass basin, the bearings are arranged in the arc grooves, and a pressing plate is fixed above the grooves through screws, so that the pressing plate presses the bearings, and the compass basin is arranged on the permanent flat ring.
Above-mentioned traditional mounting structure of this kind need process out the arc recess on the ring of level forever, and the processing degree of difficulty is great, is difficult to guarantee the position accuracy of arc recess. Moreover, the radial installation position of the compass pot is very important, and if an error is installed, the compass pot cannot be ensured to be kept horizontal, so that an installation structure capable of adjusting the radial position of the compass pot needs to be designed.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides the radial position adjustable installation structure of the roller type magnetic compass permanent flat ring, the radial installation position of the compass basin can be adjusted through the installation structure, and the installation structure adopts the roller to carry out rolling support on the compass basin shaft, so that the structure is simple and easy to manufacture.
The utility model is realized by the following technical scheme:
the radial position adjustable installation structure of the roller type magnetic compass permanent flat ring comprises a permanent flat ring, wherein two compass basin shaft installation structures are symmetrically arranged on the permanent flat ring;
the compass basin axle mounting structure includes: the compass basin comprises a mounting cavity arranged on a permanent flat ring, wherein two rollers arranged side by side at intervals are arranged in the mounting cavity, and the two rollers are used for carrying out rolling support on a compass basin shaft of the compass basin;
an adjusting bolt which horizontally penetrates through the side wall is arranged on the side wall of the outer side of the installation cavity of the permanent flat ring, the adjusting bolt is coaxial with the compass basin shaft, and the radial position of the compass basin along the permanent flat ring is adjusted through the adjusting bolt.
In the technical scheme, the installation cavity is of an up-down through structure, so that the casting of the whole permanent flat ring is convenient.
In the technical scheme, the side wall of the inner side of the installation cavity of the permanent flat ring is provided with the opening for the compass basin shaft to pass through, and when the compass basin shaft is installed, the compass basin shaft passes through the opening to enter the installation cavity and is erected on the two rollers.
In the technical scheme, the inner end of the adjusting bolt is provided with the ejector pin along the axis so as to reduce friction force between the ejector pin and the compass basin shaft and facilitate free rotation of the compass basin shaft.
In the technical scheme, the adjusting bolt is further provided with the nut, and after the position of the adjusting bolt is determined, the nut is rotated to tightly prop against the outer wall of the permanent flat ring, so that the position of the adjusting bolt is fixed, and the adjusting bolt is prevented from loosening.
In the technical scheme, the top of the installation cavity of the permanent flat ring is provided with the upper cover.
In the technical scheme, the bottom cover is arranged at the bottom of the installation cavity of the permanent flat ring.
In the technical scheme, the permanent flat ring is symmetrically provided with two shaft holes for being connected with the compass shell, and the two shaft holes are arranged along the diameter of the permanent flat ring.
In the above technical scheme, set up elasticity mechanism of pushing down in upper cover bottom, this elasticity mechanism of pushing down, including upper portion gyro wheel, upper portion gyro wheel link, vertical sliding sleeve and spring, vertical sliding sleeve installs in the upper cover bottom surface, upper portion gyro wheel link slidable mounting is in vertical sliding sleeve, upper portion gyro wheel is installed in upper portion gyro wheel link bottom, upper portion gyro wheel link top is connected to the bottom of spring, the upper cover is connected on the top of spring, applys decurrent elasticity to upper portion gyro wheel link through the spring, makes upper portion gyro wheel pressure in compass basin axle top.
The utility model has the advantages and beneficial effects that:
the permanent flat ring is formed by casting, and the installation cavity of the permanent flat ring is of an up-down through structure, so that the permanent flat ring is easy to cast and form; the inside of the installation cavity is not required to be precisely machined, and the installation of the roller can be realized only by machining two shaft holes for installing the roller on the side wall of the installation cavity of the permanent flat ring, which is much easier than the precise machining of an arc-shaped groove for installing a bearing in the prior art; and because only two shaft holes are required to be drilled, the accurate positions of the two shaft holes are easy to ensure, and the accurate installation position of the compass basin shaft can be better ensured.
The utility model designs the adjusting bolt, and when the adjusting bolt is installed, the compass basin shaft can be jacked up by rotating the adjusting bolt, so that the radial position of the compass basin along the eternal flat ring can be adjusted.
Drawings
FIG. 1 is a top view of a radial position adjustable mounting structure for a roller-type magnetic compass permanent ring of the present utility model.
Fig. 2 is an a-direction cross-sectional view of the radial position adjustable mounting structure of the roller-type magnetic compass permanent ring shown in fig. 1.
Fig. 3 is a top view of the compass bowl shaft mounting structure in accordance with the present utility model.
Fig. 4 is a top cross-sectional view of the compass bowl shaft mounting structure in accordance with the present utility model.
Fig. 5 is a side cross-sectional view of the compass bowl shaft mounting structure in accordance with the present utility model.
Fig. 6 is a schematic structural diagram of an elastic pressing mechanism according to a second embodiment of the present utility model.
Other relevant drawings may be made by those of ordinary skill in the art from the above figures without undue burden.
Detailed Description
In order to make the person skilled in the art better understand the solution of the present utility model, the following describes the solution of the present utility model with reference to specific embodiments.
Example 1
Referring to fig. 1, the radial position adjustable installation structure of the roller type magnetic compass permanent flat ring comprises a permanent flat ring 1, wherein two compass basin shaft installation structures 2 are symmetrically arranged on the permanent flat ring 1.
Referring to fig. 2 to 5, the compass bowl shaft mounting structure 2 comprises: the installation cavity 2.1 arranged on the permanent flat ring 1 is of an up-down transparent structure, so that casting of the whole permanent flat ring 1 is facilitated (in the prior art, the permanent flat ring 1 is usually made of aluminum materials and then machined at a required position), two rollers 2.2 which are arranged at intervals side by side are arranged in the installation cavity 2.1, and the compass basin shaft 4 of the compass basin 3 is supported in a rolling manner through the two rollers 2.2 (namely, the compass basin shaft 4 is erected at the middle position above the two rollers 2.2) so that the compass basin 3 can rotate. That is, the inside of the installation cavity 2.1 of the utility model does not need to be precisely machined, and the installation of the roller 2.2 can be realized only by machining two shaft holes 2.3 for installing the roller 2.2 on the side wall of the installation cavity 2.1 of the permanent flat ring, which is much easier than the precise machining of an arc-shaped groove for installing a bearing in the prior art; and because only two shaft holes 2.3 are required to be drilled, the accurate positions of the two shaft holes can be easily ensured, and further, the accurate preset installation position of the compass basin shaft 4 can be better ensured.
Further, an opening 2.4 for the compass basin shaft 4 to pass through is arranged on the side wall of the inner side of the installation cavity 2.1 of the eternal flat ring 1, and when the compass basin is installed, the compass basin shaft 4 passes through the opening 2.4 to enter the installation cavity 2.1 and is erected on the two rollers 2.2.
An adjusting bolt 2.5 which horizontally penetrates through the side wall is arranged on the side wall of the outer side of the installation cavity 2.1 of the eternal flat ring 1, the adjusting bolt 2.5 is coaxial with the compass basin shaft 4, and when the compass basin is installed, the compass basin shaft 4 can be jacked by rotating the adjusting bolt 2.5, so that the position of the compass basin 3 along the radial direction of the eternal flat ring 1 is adjusted; and, the inner end of this adjusting bolt 2.5 is provided with the thimble along the axis to reduce the frictional force with compass basin axle 4, be convenient for compass basin axle 4 free rotation. Further, a nut 2.6 is further arranged on the adjusting bolt 2.5, and after the position of the adjusting bolt is determined, the nut is rotated to tightly prop against the outer wall of the permanent flat ring 1, so that the position of the adjusting bolt is fixed, and the adjusting bolt is prevented from loosening.
The tops of the two sides of the installation cavity 2.1 of the eternal flat ring 1 are also provided with vertical bolt holes 2.7, referring to figure 5, the upper cover 5 is installed on the top of the installation cavity 2.1 through bolts, so that dust is prevented from entering; further, vertical bolt holes can be formed in the bottoms of the two sides of the installation cavity 2.1 of the permanent flat ring 1, and a bottom cover (not shown in the figure) is installed at the bottom of the installation cavity 2.1 through bolts.
Further, two shaft holes 6 for being connected with the compass shell are symmetrically arranged on the eternal flat ring 1, the two shaft holes 6 are arranged along the diameter of the eternal flat ring, and the axes of the two shaft holes 6 and the axis of the compass basin shaft 4 form an included angle of 90 degrees.
Example two
On the basis of the first embodiment, further, referring to fig. 6, in order to better prevent the compass basin 3 from shaking up and down during use (generally, the compass basin 3 has a larger dead weight, and the compass basin shaft 4 is not separated from the two rollers 2.2 at the lower part of the compass basin shaft and shakes up and down under the action of its own gravity), an elastic pressing mechanism is provided at the bottom of the upper cover 5, and the elastic pressing mechanism comprises an upper roller 9, an upper roller connecting frame 8, a vertical sliding sleeve 7 and a spring 10, wherein the vertical sliding sleeve 7 is mounted at the bottom of the upper cover 5, the upper roller connecting frame 8 is slidably mounted in the vertical sliding sleeve 7, the upper roller 9 is mounted at the bottom of the upper roller connecting frame 8, the bottom end of the spring 10 is connected with the top end of the upper roller connecting frame 8, and the top end of the spring 10 is connected with the upper cover 5, and downward elastic force is applied to the upper roller connecting frame 8 through the spring 10, so that the upper roller 9 is pressed above the compass basin shaft 4.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature's illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "under" other elements or features would then be oriented "over" the other elements or features. Thus, the exemplary term "lower" may encompass both an upper and lower orientation. The device may be otherwise positioned (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly. Moreover, relational terms such as "first" and "second", and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The foregoing has described exemplary embodiments of the utility model, it being understood that any simple variations, modifications, or other equivalent arrangements which would not unduly obscure the utility model may be made by those skilled in the art without departing from the spirit of the utility model.
Claims (9)
1. A radial position adjustable mounting structure of roller type magnetic compass eternal flat ring, its characterized in that: comprises a permanent flat ring, wherein two compass basin shaft mounting structures are symmetrically arranged on the permanent flat ring;
the compass basin axle mounting structure includes: the compass basin comprises a mounting cavity arranged on a permanent flat ring, wherein two rollers arranged side by side at intervals are arranged in the mounting cavity, and the two rollers roll and support a compass basin shaft of the compass basin;
an adjusting bolt which horizontally penetrates through the side wall is arranged on the side wall of the outer side of the installation cavity of the permanent flat ring, and the adjusting bolt is coaxial with the compass basin shaft.
2. The roller-type magnetic compass permanent flat ring radial position adjustable mounting structure according to claim 1, wherein: the installation cavity is a through structure from top to bottom.
3. The roller-type magnetic compass permanent flat ring radial position adjustable mounting structure according to claim 1, wherein: an opening for the compass basin shaft to pass through is arranged on the side wall of the inner side of the installation cavity of the permanent flat ring.
4. The roller-type magnetic compass permanent flat ring radial position adjustable mounting structure according to claim 1, wherein: the inner end of the adjusting bolt is provided with a thimble along the axis.
5. The roller-type magnetic compass permanent flat ring radial position adjustable mounting structure according to claim 1, wherein: the adjusting bolt is also provided with a nut.
6. The roller-type magnetic compass permanent flat ring radial position adjustable mounting structure according to claim 1, wherein: an upper cover is arranged at the top of the installation cavity of the eternal flat ring.
7. The roller-type magnetic compass permanent flat ring radial position adjustable mounting structure according to claim 1, wherein: a bottom cover is arranged at the bottom of the installation cavity of the permanent flat ring.
8. The roller-type magnetic compass permanent flat ring radial position adjustable mounting structure according to claim 1, wherein: two shaft holes for being connected with the compass shell are symmetrically arranged on the permanent flat ring, and the two shaft holes are arranged along the diameter of the permanent flat ring.
9. The roller-type magnetic compass permanent flat ring radial position adjustable mounting structure as claimed in claim 6, wherein: the upper cover bottom has set up elasticity and has pushed down mechanism, and this elasticity pushes down mechanism includes upper portion gyro wheel, upper portion gyro wheel link, vertical sliding sleeve and spring, and vertical sliding sleeve installs in the upper cover bottom surface, and upper portion gyro wheel link slidable mounting is in vertical sliding sleeve, and upper portion gyro wheel is installed in upper portion gyro wheel link bottom, and upper portion gyro wheel link top is connected to the bottom of spring, and the upper cover is connected on the top of spring, and upper portion gyro wheel is pressed in compass basin axle top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321864116.0U CN219532086U (en) | 2023-07-17 | 2023-07-17 | Roller type magnetic compass permanent flat ring radial position adjustable mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321864116.0U CN219532086U (en) | 2023-07-17 | 2023-07-17 | Roller type magnetic compass permanent flat ring radial position adjustable mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219532086U true CN219532086U (en) | 2023-08-15 |
Family
ID=87644712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321864116.0U Active CN219532086U (en) | 2023-07-17 | 2023-07-17 | Roller type magnetic compass permanent flat ring radial position adjustable mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219532086U (en) |
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2023
- 2023-07-17 CN CN202321864116.0U patent/CN219532086U/en active Active
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