CN117231879A - Leveling device for inertial navigation equipment and construction method of leveling device - Google Patents
Leveling device for inertial navigation equipment and construction method of leveling device Download PDFInfo
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- CN117231879A CN117231879A CN202311500490.7A CN202311500490A CN117231879A CN 117231879 A CN117231879 A CN 117231879A CN 202311500490 A CN202311500490 A CN 202311500490A CN 117231879 A CN117231879 A CN 117231879A
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Abstract
The invention relates to the technical field of inertial navigation equipment testing, in particular to a leveling device for inertial navigation equipment and a construction method thereof, comprising the following steps: the base is provided with a ball groove; the ball rack comprises a movable part and a mounting part, the side wall of the movable part is a spherical surface, the cross section diameter of the movable part is larger than that of the mounting part, the movable part is slidably arranged in the ball groove, a component is arranged on the top surface of the mounting part, and the arrangement relation of the ball rack and the ball groove is that，The front cover is arranged on the top surface of the base and is covered on the movable part; a plurality of adjusting parts penetrating the front coverAnd the bottom is abutted to the movable part, and the movable part is enabled to rotate along the ball groove by adjusting the plurality of adjusting pieces, so that the position of the mounting part is changed, and the position of the component is changed. The invention improves the application range of the leveling device and improves the matching degree between the leveling device and the inertial navigation equipment.
Description
Technical Field
The invention relates to the technical field of inertial navigation equipment testing, in particular to a leveling device for inertial navigation equipment and a construction method thereof.
Background
The test of the inertial navigation device or the gyro test needs to provide a horizontal installation reference, the conventional test device such as a three-axis turntable, a two-axis turntable and a leveling marble Dan Pingtai is large in size, cannot be suitable for a complex environment, is difficult to quickly adjust the horizontal postures of the inertial navigation device and the gyro, so that the test of the inertial navigation device and the gyro is limited, the adjustment range between the conventional test device and the inertial navigation device and the gyro to be tested is large in phase difference, and the position change of the inertial navigation device and the gyro is easily caused when the conventional test device and the inertial navigation device and the gyro are used, so that the use of the inertial navigation device and the gyro is influenced.
Disclosure of Invention
The present invention is directed to solving at least one of the technical problems existing in the related art. Therefore, the leveling device for the inertial navigation equipment and the construction method thereof provided by the invention have the advantages that the application range of the leveling device for the inertial navigation equipment is increased, and the matching degree between the leveling device for the inertial navigation equipment and the inertial navigation equipment is improved.
The invention provides a leveling device for inertial navigation equipment, which is used for adjusting the horizontal posture of a component and comprises the following components:
the base is provided with a ball groove;
the ball rack comprises a movable part and a mounting part, the side wall of the movable part is a spherical surface, the cross section diameter of the movable part is larger than that of the mounting part, the movable part is slidably arranged in the ball groove, a component is arranged on the top surface of the mounting part, and the arrangement relation of the ball rack and the ball groove is that，/>Wherein: />For the corresponding sphere radius of the sphere groove, < >>For the thickness of the movable part, +.>For the angular range in which the component can be adjusted, +.>A maximum diameter being a cross section of the movable portion;
the front cover is arranged on the top surface of the base and covers the movable part;
the adjusting pieces penetrate through the front cover and the bottom ends of the adjusting pieces are abutted to the movable parts, and the movable parts rotate along the ball grooves through adjusting the adjusting pieces, so that the positions of the mounting parts are changed, and the positions of the components are changed.
A further improvement of the leveling device for inertial navigation equipment according to the invention is that the diameter of the cross section of the movable part near the mounting part is larger than the diameter of the cross section far away from the mounting part, and the maximum diameter of the cross section of the movable part isThe diameter of the mounting part is +.>The distance between the side walls of the mounting part and the movable part is +.>Wherein。
A further improvement of the leveling device for inertial navigation equipment according to the invention is that the base comprises a plurality of legs and a leveling device fixed to the legsThe bottom plate, the ball groove is set up in the bottom plate, the front shroud connect in the bottom plate, the height of landing leg is,/>。
The leveling device for inertial navigation equipment is further improved in that the front cover comprises a first cover part connected with the bottom plate and positioned at the outer side of the ball groove, and a second cover part connected with the top of the first cover part and corresponding to the top surface of the movable part, the inner wall of the first cover part is circular, the inner wall of the second cover part is circular, the second cover part is positioned at the outer side of the mounting part, the regulating piece is connected with the second cover part, and the thickness of the first cover part is that，/>。
The invention further improves a leveling device for inertial navigation equipment, which is characterized in that a plurality of threaded holes are arranged on the second covering part at intervals, the adjusting piece comprises a screw rod screwed in the threaded holes, a nut fixed at the top end of the screw rod and a locking nut screwed in the screw rod and positioned between the nut and the movable part, and the length of the screw rod is as follows，Wherein->For the thickness of the second cover part, < >>Is the thickness of the lock nut.
The leveling device for the inertial navigation equipment is further improved in that the bottom end of the screw rod is a spherical end.
The leveling device for the inertial navigation equipment is further improved in that first through holes are formed in the top surface of the base at intervals, second through holes are formed in the top surface of the front cover corresponding to the first through holes, and the corresponding first through holes and the corresponding second through holes are penetrated through by screws so as to fixedly connect the base and the front cover.
The leveling device for the inertial navigation equipment is further improved in that the position of the front cover corresponding to the second through hole is recessed downwards to form a pit.
A further improvement of the leveling device for inertial navigation equipment according to the invention is that the top part of the base protrudes upwards to form an annular part, a gap being provided between the ball frame and the annular part.
A construction method of a leveling device for inertial navigation equipment, comprising the steps of:
providing a member, designing the size of the ball frame according to the size of the member and the adjustable angle range of the member, further designing the size of the base according to the adjustable angle range of the member and the size of the ball frame, further designing the size of the front cover according to the adjustable angle range of the member and the sizes of the ball frame and the base, and further designing the size of the adjusting piece according to the size of the ball frame, the size of the base and the size of the front cover;
manufacturing the base, the ball frame, the front cover and the adjusting piece;
the movable part of the ball frame is clamped in the ball groove of the base, the front cover is arranged on the top surface of the base and covers the movable part, and the adjusting piece is arranged on the front cover in a penetrating mode, and the bottom end of the adjusting piece is abutted to the movable part.
The leveling device for the inertial navigation equipment is characterized in that the base and the ball frame are designed according to the size of the component and the angle range of the component to be adjusted, so that the movable part of the ball frame can smoothly rotate in the ball groove, the angle of the component can be adjusted, the structure of the leveling device for the inertial navigation equipment is simplified, the relative position of the movable part and the ball groove can be adjusted through the design of the adjusting piece, the position of the component is changed, and the adjusting efficiency of the horizontal posture of the component is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a leveling device for inertial navigation equipment according to the present invention.
Fig. 2 is a schematic view of a base in a leveling device for inertial navigation equipment according to the present invention.
Fig. 3 is a vertical cross-sectional view of a base in the leveling device for an inertial navigation apparatus of the present invention.
Fig. 4 is a schematic view of a ball frame in a leveling device for inertial navigation equipment according to the present invention.
Fig. 5 is a vertical cross-sectional view of a ball frame in a leveling device for inertial navigation equipment according to the present invention.
Fig. 6 is a schematic view of a front cover in a leveling device for an inertial navigation apparatus of the present invention.
Fig. 7 is a vertical cross-sectional view of a front cover in the leveling device for an inertial navigation apparatus of the present invention.
Fig. 8 is a schematic view of an adjusting nut in the leveling device for the inertial navigation apparatus of the present invention.
Reference numerals:
1. a base; 11. a support leg; 12. a bottom plate; 13. a ball groove; 14. a first through hole; 15. a mounting hole;
2. a ball rack; 21. a movable part; 22. a mounting part;
3. a front cover; 31. a first cover unit; 32. a second cover unit; 33. pit; 34. an arc-shaped groove; 35. a threaded hole;
4. an adjusting member; 41. a screw cap; 411. a bulbous end; 42. a screw; 43. a lock nut;
5. and (5) fastening a screw.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. The following examples are illustrative of the invention but are not intended to limit the scope of the invention.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of 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.
In describing embodiments of the present invention, it should be noted that the term "coupled" should be interpreted broadly, unless otherwise indicated and limited thereto, and may be, for example, fixedly coupled, detachably coupled, or integrally coupled; may be mechanically coupled, directly coupled, or indirectly coupled via an intermediate medium. The specific meaning of the above terms in embodiments of the present invention will be understood in detail by those of ordinary skill in the art.
In embodiments of the invention, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The present invention provides a leveling device for an inertial navigation apparatus for adjusting a horizontal posture of a member, comprising:
the base 1, the base 1 is provided with a ball groove 13;
the ball rack 2, the ball rack 2 includes a movable part 21 and a mounting part 22, the side wall of the movable part 21 is a sphere, the cross section diameter of the movable part 21 is larger than that of the mounting part 22, the movable part 21 is arranged in the ball groove 13 in a sliding way, the components are arranged on the top surface of the mounting part 22, the arrangement relation of the ball rack 2 and the ball groove 13 is that，/>Wherein: />For the corresponding sphere radius of the sphere groove 13, < > for>For the thickness of the movable part 21>For the angular range in which the component can be adjusted, +.>Is the maximum diameter of the cross section of the movable portion 21;
a front cover 3, wherein the front cover 3 is arranged on the top surface of the base 1, and the front cover 3 is covered on the movable part 21;
the adjusting pieces 4 are arranged on the front cover 3 in a penetrating mode, the bottom ends of the adjusting pieces 4 are abutted to the movable portions 21, and the movable portions 21 are enabled to rotate along the ball grooves 13 through adjusting the adjusting pieces 4, so that the positions of the mounting portions 22 are changed, and the positions of the components are changed.
According to the leveling device for the inertial navigation equipment, the base 1 and the ball frame 2 are designed according to the size of the component and the angle range of the component to be adjusted, so that the movable part 21 of the ball frame 2 can smoothly rotate in the ball groove 13 and can be used for adjusting the angle of the component, the structure of the leveling device for the inertial navigation equipment is simplified, the relative positions of the movable part 21 and the ball groove 13 can be adjusted through the design of the adjusting piece 4, the position of the component is changed, and the adjusting efficiency of the horizontal posture of the component is improved.
In a preferred embodiment of the leveling device for inertial navigation equipment according to the present invention, as shown in fig. 4 and 5, the cross section of the movable portion 21 near the mounting portion 22 has a larger diameter than the cross section far from the mounting portion 22, and the maximum diameter of the cross section of the movable portion 21 isThe diameter of the mounting portion 22 is +.>The thickness of the mounting portion 22 is +.>The distance between the side walls of the mounting part 22 and the movable part 21 is +>Wherein->。
Preferably, as shown in fig. 4 and 5, by setting the movable portion 21 such that the diameter of the cross section near the mounting portion 22 is larger than the diameter of the cross section far from the mounting portion 22, the diameter of the cross section near the top portion of the ball groove 13 is smaller than the diameter of the cross section far from the top portion, thereby avoiding the movable portion 21 from being separated from the ball groove 13 when the movable portion 21 slides in the ball groove 13, and improving the connection stability of the movable portion 21 and the ball groove 13.
Preferably, the size of the ball groove 13 and the size of the movable part 21 are designed according to the size of the component and the angle range of the component to be regulated, so that the volume of the leveling device for the inertial navigation equipment can be accurately controlled, and the leveling device for the inertial navigation equipment is convenient to use and suitable for a complex use environment.
Preferably, as shown in fig. 1, 4 and 5, the ball frame 2 and the ball groove 13 are arranged in relationThe coefficient 8 of the base 1 is set according to the material rigidity of the base 1 and the load of the leveling device for the inertial navigation equipment, when the coefficient is 8, the corresponding base 1 is made of aluminum alloy, and the range of the load of the leveling device is->When the weight of the load required by the leveling device is large, the material of the leveling device can be correspondingly replaced and the coefficient can be correspondingly adjusted, in a possible implementation case, when the load requirement of the leveling device is +.>When the leveling device is left or right, the leveling device is made of stainless steel material, and the coefficient is correspondingly adjusted to be 4, namely +>。
Further, as shown in fig. 2 and 3, the base 1 includes a plurality of legs 11 and a bottom plate 12 fixed to the legs 11, the ball groove 13 is formed in the bottom plate 12, the front cover 3 is connected to the bottom plate 12, and the height of the legs 11 is,/>。
Preferably, as shown in figures 2 and 3, the height of the leg 11The coefficient 1 of the base 1 is set according to the material rigidity of the base 1 and the load of the leveling device, when the coefficient is 1, the corresponding base 1 is made of aluminum alloy, and the load range of the leveling device for inertial navigation equipment is +.>When the weight of the load required by the leveling device is large, the material of the leveling device can be correspondingly replaced and the coefficient can be correspondingly adjusted, in a possible implementation case, when the load requirement of the leveling device is +.>When the leveling device is left or right, the leveling device is made of stainless steel material, and the coefficient is correspondingly adjusted to be 1.1, namely +.>。
Further, as shown in fig. 6 and 7, the front cover 3 includes a first cover portion 31 connected to the bottom plate 12 and located outside the ball groove 13, and a second cover portion connected to the top of the first cover portion 31 and corresponding to the top surface of the movable portion 2132, the inner wall of the first cover part 31 is circular, the inner wall of the second cover part 32 is circular, the second cover part 32 is positioned outside the mounting part 22, the adjusting piece 4 is connected with the second cover part 32, the thickness of the first cover part 31 is that，/>。
Preferably, as shown in fig. 6 and 7, the thickness of the first covering portion 31The coefficient 1.5 is set according to the material rigidity of the base 1 and the load of the leveling device, when the coefficient is 1.5, the corresponding base 1 is made of aluminum alloy, and the range of the load of the leveling device is +.>When the weight of the load required by the leveling device is large, the material of the leveling device can be correspondingly replaced and the coefficient can be correspondingly adjusted, in a possible implementation case, when the load requirement of the leveling device is +.>When the leveling device is left or right, the leveling device is made of stainless steel material, and the coefficient is correspondingly adjusted to be 1.2, namely +>。
Further, as shown in fig. 6, 7 and 8, the second covering portion 32 is provided with a plurality of screw holes 35 at intervals, the adjusting member 4 comprises a screw rod 42 screwed into the screw holes 35, a nut 41 fixed to the top end of the screw rod 42, and a lock nut 43 screwed into the screw rod 42 and located between the nut 41 and the movable portion 21, and the length of the screw rod 42 is，Wherein->For the thickness of the second cover part 32, < >>Is the thickness of the lock nut 43.
Preferably, as shown in FIGS. 6, 7 and 8, the length of the screw 42The medium coefficient 1.5 is correspondingly adjustable according to the size of the second covering portion 32, and interference between the screw 42 and the member is avoided under the condition that the position of the ball frame 2 can be smoothly adjusted by the adjusting screw 42.
Preferably, as shown in fig. 6, 7 and 8, the bottom end of the screw 42 is a spherical end 411, and the spherical end 411 can ensure that the contact area between the screw 42 and the top surface of the movable portion 21 is unchanged when the angle is changed, so that the stability of the screw 42 and the movable portion 21 when in contact is improved.
Further, as shown in fig. 2 and 3, the bottom plate 12 is provided with first through holes 14 at intervals, the top surface of the front cover 3 is provided with second through holes corresponding to the first through holes 14, and the fastening screws 5 are inserted into the corresponding first through holes 14 and the second through holes to fixedly connect the base 1 and the front cover 3.
Preferably, as shown in fig. 6 and 7, the position of the front cover 3 corresponding to the second through hole is recessed downwards to form a pit 33, and the top of the fastening screw 5 is located in the pit 33, so that the top of the fastening screw 5 is prevented from protruding out of the top of the cover body, and interference between the fastening screw 5 and a component is avoided.
Preferably, as shown in fig. 1, the bottom plate 12 is rectangular, the shape of the front cover 3 is matched with that of the bottom plate 12, the position of the front cover 3 corresponding to the supporting leg 11 is provided with an arc-shaped groove 34, and the position of the bottom plate 12 corresponding to the supporting leg 11 is provided with a mounting hole 15, so that other components can be conveniently connected at the mounting hole 15.
Preferably, as shown in fig. 2 and 3, the top portion of the base 1 protrudes upward to form an annular portion, and a gap is formed between the ball frame 2 and the annular portion, so that a gap is formed between the annular groove and the front cover 3, locking of the movable portion 21 and the ball groove 13 is avoided, and adjustment efficiency of the movable portion 21 is improved.
In the specific embodiment of the leveling device for inertial navigation equipment, the weight of the component isThe base 1 is made of aluminum alloy, and three embodiments of the leveling device between various dimensional data and angles of components to be adjusted are shown in table 1:
table 1 embodiment case data table (unit:）
forming a corresponding leveling device according to the data in the table 1 so as to be matched with the member to be tested;
the movable part 21 of the ball frame 2 is clamped in the ball groove 13 of the base 1, the front cover 3 is arranged on the top surface of the base 1 and covers the movable part 21, the adjusting piece 4 is arranged on the front cover 3 in a penetrating way, and the bottom end of the adjusting piece is abutted against the movable part 21;
arranging an electronic level meter on the side part of the leveling device;
the member is mounted on the top surface of the mounting portion 22, and the nut 41 is screwed to drive the screw 42 to move upward or downward, thereby adjusting the horizontal position of the member, and the position of the member is detected by the electronic level until the member is adjusted to be in the horizontal position.
Preferably, the angle range of the inertial navigation device applicable to the leveling device in embodiment 1 is ±2° in the specific implementation, the installation precision of the inertial navigation device can be ensured after the inertial navigation device is adjusted within the angle range, and meanwhile, as each item of data of the leveling device is designed according to the adjusting angle of the inertial navigation device, the out-of-range adjustment of the leveling device in the use process is avoided, and the adjusting efficiency of the inertial navigation device is improved.
Preferably, the angle range of the inertial navigation device applicable to the leveling device in embodiment 2 is ±3° in the specific implementation, the installation precision of the inertial navigation device can be ensured after the inertial navigation device is adjusted within the angle range, and meanwhile, as each item of data of the leveling device is designed according to the adjusting angle of the inertial navigation device, the out-of-range adjustment of the leveling device in the use process is avoided, and the adjusting efficiency of the inertial navigation device is improved.
Preferably, the angle range of the inertial navigation device applicable to the leveling device in embodiment 3 is ±5° in the specific implementation, the installation precision of the inertial navigation device can be ensured after the inertial navigation device is adjusted within the angle range, and meanwhile, as each item of data of the leveling device is designed according to the adjusting angle of the inertial navigation device, the out-of-range adjustment of the leveling device in the use process is avoided, and the adjusting efficiency of the inertial navigation device is improved.
A construction method of a leveling device for inertial navigation equipment, comprising the steps of:
providing a member, designing the size of the ball frame 2 according to the size of the member and the adjustable angle range of the member, further designing the size of the base 1 according to the adjustable angle range of the member and the size of the ball frame 2, further designing the size of the front cover 3 according to the adjustable angle range of the member and the sizes of the ball frame 2 and the base 1, and further designing the size of the adjusting piece 4 according to the size of the ball frame 2, the size of the base 1 and the size of the front cover 3;
a base 1, a ball frame 2, a front cover 3 and an adjusting piece 4 are manufactured and formed;
the movable part 21 of the ball frame 2 is clamped in the ball groove 13 of the base 1, the front cover 3 is arranged on the top surface of the base 1 and covers the movable part 21, and the adjusting piece 4 is arranged on the front cover 3 in a penetrating manner, and the bottom end of the adjusting piece is abutted against the movable part 21.
In the specific embodiment of the leveling device for inertial navigation equipment, the weight of the component isThe base 1 is made of aluminum alloy, three embodiments of the leveling device between each item of dimension data and the angle of the member to be adjusted are shown in table 1, and the corresponding leveling device is manufactured according to the data in table 1 so as to be matched with the member to be tested;
the movable part 21 of the ball frame 2 is clamped in the ball groove 13 of the base 1, the front cover 3 is arranged on the top surface of the base 1 and covers the movable part 21, the adjusting piece 4 is arranged on the front cover 3 in a penetrating way, and the bottom end of the adjusting piece is abutted against the movable part 21;
arranging an electronic level meter on the side part of the leveling device;
the member is mounted on the top surface of the mounting portion 22, and the nut 41 is screwed to drive the screw 42 to move upward or downward, thereby adjusting the horizontal position of the member, and the position of the member is detected by the electronic level until the member is adjusted to be in the horizontal position.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A leveling device for an inertial navigation apparatus for adjusting a horizontal attitude of a member, comprising:
the base is provided with a ball groove;
the ball rack comprises a movable part and a mounting part, the side wall of the movable part is a spherical surface, the cross section diameter of the movable part is larger than that of the mounting part, the movable part is slidably arranged in the ball groove, a component is arranged on the top surface of the mounting part, and the arrangement relation of the ball rack and the ball groove is that，/>Wherein: />For the corresponding sphere radius of the sphere groove, < >>For the thickness of the movable part, +.>For the angular range in which the component can be adjusted, +.>A maximum diameter being a cross section of the movable portion;
the front cover is arranged on the top surface of the base and covers the movable part;
the adjusting pieces penetrate through the front cover and the bottom ends of the adjusting pieces are abutted to the movable parts, and the movable parts rotate along the ball grooves through adjusting the adjusting pieces, so that the positions of the mounting parts are changed, and the positions of the components are changed.
2. The leveling device for an inertial navigation apparatus according to claim 1, wherein a diameter of a cross section of the movable portion near the mounting portion is larger than a diameter of a cross section away from the mounting portion, a maximum diameter of a cross section of the movable portion isThe diameter of the mounting part is +.>The distance between the side walls of the mounting part and the movable part is +.>Wherein。
3. The inertial navigation device of claim 2The leveling device is characterized in that the base comprises a plurality of supporting legs and a bottom plate fixed on the supporting legs, the ball groove is formed in the bottom plate, the front cover is connected to the bottom plate, and the heights of the supporting legs are as follows,/>。
4. The leveling device for inertial navigation equipment according to claim 3, wherein the front cover includes a first cover portion connected to the bottom plate and located outside the ball groove, and a second cover portion connected to a top of the first cover portion and corresponding to a top surface of the movable portion, an inner wall of the first cover portion is circular, an inner wall of the second cover portion is circular, the second cover portion is located outside the mounting portion, the adjusting member is connected to the second cover portion, and a thickness of the first cover portion is，/>。
5. The leveling device for inertial navigation equipment according to claim 4, wherein the second cover portion is provided with a plurality of threaded holes at intervals, the adjusting member comprises a screw rod screwed into the threaded holes, a nut fixed to the top end of the screw rod, and a lock nut screwed into the screw rod and located between the nut and the movable portion, the length of the screw rod is，/>Wherein->For the thickness of the second cover part, < >>Is the thickness of the lock nut.
6. The leveling device for an inertial navigation device of claim 5, wherein the bottom end of the screw is a bulbous end.
7. The leveling device for inertial navigation equipment according to claim 1, wherein the top surface of the base is provided with first through holes at intervals, the top surface of the front cover is provided with second through holes corresponding to the first through holes, and the corresponding first through holes and second through holes are penetrated by screws so as to fixedly connect the base and the front cover.
8. The leveling device for an inertial navigation device according to claim 7, wherein a position of the front cover corresponding to the second through hole is recessed downward to form a pit.
9. The leveling device for an inertial navigation device of claim 1, wherein a top portion of the base projects upwardly to form an annulus, the ball frame and the annulus having a gap therebetween.
10. A construction method of the leveling device for inertial navigation equipment according to claim 1, comprising the steps of:
providing a member, designing the size of the ball frame according to the size of the member and the adjustable angle range of the member, further designing the size of the base according to the adjustable angle range of the member and the size of the ball frame, further designing the size of the front cover according to the adjustable angle range of the member and the sizes of the ball frame and the base, and further designing the size of the adjusting piece according to the size of the ball frame, the size of the base and the size of the front cover;
manufacturing the base, the ball frame, the front cover and the adjusting piece;
the movable part of the ball frame is clamped in the ball groove of the base, the front cover is arranged on the top surface of the base and covers the movable part, and the adjusting piece is arranged on the front cover in a penetrating mode, and the bottom end of the adjusting piece is abutted to the movable part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311500490.7A CN117231879B (en) | 2023-11-13 | 2023-11-13 | Leveling device for inertial navigation equipment and construction method of leveling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311500490.7A CN117231879B (en) | 2023-11-13 | 2023-11-13 | Leveling device for inertial navigation equipment and construction method of leveling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117231879A true CN117231879A (en) | 2023-12-15 |
| CN117231879B CN117231879B (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311500490.7A Active CN117231879B (en) | 2023-11-13 | 2023-11-13 | Leveling device for inertial navigation equipment and construction method of leveling device |
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| CN214618661U (en) * | 2021-03-17 | 2021-11-05 | 福建祥和工程项目管理有限公司 | Level gauge for engineering supervision |
| CN217520504U (en) * | 2022-05-13 | 2022-09-30 | 西安佰特嘉信息技术有限公司 | General platform for inertial navigation inspection |
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| US5799919A (en) * | 1995-10-30 | 1998-09-01 | Orr; Marjorie | Adjustable stand |
| CN203248942U (en) * | 2013-05-23 | 2013-10-23 | 陈雄文 | Cane type photographing stand |
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| CN117231879B (en) | 2024-01-30 |
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