CN116006869A - Mapping instrument positioning device and method for hydrologic water resource mapping - Google Patents

Abstract

The invention relates to the field of surveying instruments. The invention discloses a mapping instrument positioning device and method for hydrographic water resource mapping, and aims to solve the problem that a user needs to adjust three supporting legs repeatedly and respectively, so that the operation is troublesome. The invention consists of a fine adjustment supporting mechanism and a leveling mechanism. According to the surveying instrument positioning device and method for hydrographic water resource surveying, the cylindrical block is stirred by the thumb to drive the cylindrical block to slide in the arc groove, the T-shaped deflection plate is forced to deflect and separate from the surface of the annular groove, the collision rod is in a movable state, then a user adjusts the levelness of the support plate by observing the crane level on the support plate, after the air bubble in the crane level is positioned at the center of the crane level, the user stops applying pressure to the cylindrical block, the arc-shaped protrusion in the annular pipe is pulled to reset under the action of the torsion spring, the T-shaped deflection plate is enabled to be in collision with the annular groove again, the collision rod is fixed, and the fine adjustment of the levelness of the device by the user is completed.

Description

Mapping instrument positioning device and method for hydrologic water resource mapping

Technical Field

The invention relates to the related field of mapping instruments, in particular to a mapping instrument positioning device and method for hydrologic water resource mapping.

Background

Water is a basic substance for human survival and social development, is a limited and irreplaceable precious resource, is an important guarantee for realizing sustainable development of economy and society, and is needed to be fixed and leveled and then fixed when a tripod is used for mapping water resources by a conventional multi-way mapper, and then the mapper is fixed on the tripod for mapping.

When the tripod is fixed, the three support legs are required to be adjusted repeatedly for ensuring the levelness of the surveying instrument, the operation is troublesome, and after the tripod is used, the tripod is further required to be folded and stored independently and then is locked, so that the tripod is inconvenient to recover.

Disclosure of Invention

The invention aims to provide a mapping instrument positioning device and method for hydrographic water resource mapping, which are used for solving the problems that in the background art, a user needs to repeatedly and respectively adjust three supporting legs, the operation is troublesome, and when a tripod is used, the user also needs to independently fold and store each supporting leg and lock the supporting legs, so that the three supporting legs are inconvenient to recycle. In order to achieve the above purpose, the present invention provides the following technical solutions: the positioning device of the surveying instrument for hydrographic water resource surveying comprises a top disc, wherein the top surface of the top disc is fixedly connected with a universal ball rod, a fine adjustment supporting mechanism is arranged on the universal ball rod, and the fine adjustment supporting mechanism is abutted against the top disc;

the bottom surface of the top plate is hinged with supporting legs, the inner walls of the supporting legs are connected with extension legs in a sliding mode, and a leveling mechanism is fixedly connected to the center of the bottom surface of the top plate and used for quickly adjusting levelness of the top plate.

Preferably, the fine adjustment supporting mechanism comprises a ring sleeve, the ring sleeve is movably sleeved on a ball body at the top end of the universal ball rod, a supporting plate is fixedly connected to the ring sleeve, a crane level gauge is arranged in the middle of the top surface of the supporting plate, an abutting rod is movably inserted in the supporting plate, and the bottom end of the abutting rod abuts against the top surface of the top disc;

the side face of the contact resisting rod is movably sleeved with a pressure spring, two ends of the pressure spring are fixedly connected with the side face of the contact resisting rod and the bottom face of the supporting plate respectively, and the side face of the contact resisting rod is provided with a ring groove;

an annular groove is formed in the supporting plate, a ring pipe is rotatably connected in the annular groove, a torsion spring is sleeved on the outer side of the ring pipe, one end of the torsion spring is fixedly connected with the outer side of the ring pipe, and the other end of the torsion spring is fixedly connected with the inner wall of the annular groove;

the inner side of the annular pipe is fixedly connected with an arc-shaped bulge, the inner side of the arc-shaped bulge is abutted against a T-shaped deflection plate, one end of the T-shaped deflection plate, which is far away from the arc-shaped bulge, is abutted against the inner wall of the annular groove, an abutting rod is clamped, the T-shaped deflection plate is rotationally connected onto the inner wall of the annular groove, a torsion spring is sleeved on the T-shaped deflection plate, and one end of the torsion spring, which is far away from the T-shaped deflection plate, is fixed on the inner wall of the annular groove;

the upper end face of the ring pipe is fixedly connected with a cylindrical block, the cylindrical block slides in an arc groove formed in the supporting plate, and the arc groove is communicated with the annular groove.

Preferably, the leveling mechanism comprises a hollow pipe, the hollow pipe is fixed on the bottom surface of the top disc, the hollow pipe is arranged on the right lower side of the crane level, a three-way groove is formed in the hollow pipe, a hollow slide rod is connected inside the hollow pipe in a sliding manner, a round table block is connected on the hollow slide rod in a sliding manner, a folding frame is hinged to the bottom surface of the round table block, and the folding frame is arranged inside the hollow slide rod;

four rectangular frames are sleeved at the bottom end of the folding frame and slide on the inner wall of the hollow sliding rod, a first spring telescopic rod is hinged to one opposite side of each rectangular frame, two V-shaped rods are fixedly connected to the lower side of each rectangular frame, and folding positions of the two V-shaped rods are hinged to each other.

Preferably, the side surface of the hollow tube is slidably connected with a sliding sleeve, a limiting clamping groove is formed in the sliding sleeve, a hollow rod is arranged in the limiting clamping groove, through hole balls are fixedly connected to two ends of the hollow rod, holes in the two through hole balls are communicated with the interior of the hollow rod, and one through hole ball is embedded in the limiting clamping groove;

an inserting rod is inserted between the inside of the through hole ball and the inside of the hollow rod, one end of the inserting rod is fixedly connected with a collision ball, and the collision ball is arranged in the three-way groove;

a limiting sleeve is movably sleeved on the surface of the other through hole ball, a sliding block is fixedly connected to the outer side of the limiting sleeve, a sliding rail is arranged on the outer side of the sliding block and is fixed on the extension leg, and a limiting groove is formed in the side face of the sliding rail;

the sliding block is inserted with a cylindrical magnet, a deflection clamping plate is adsorbed on the cylindrical magnet, the deflection clamping plate is hinged to the sliding block, and one end, away from the cylindrical magnet, of the deflection clamping plate is abutted in the limiting groove.

Preferably, two ring magnets are installed on one end of the inserted link far away from the abutting ball, wherein the side surface of the ring magnet close to the abutting ball generates attractive force to one end of the cylindrical magnet close to the inserted link, the side surface of the ring magnet far away from the abutting ball generates repulsive force to one end of the cylindrical magnet close to the inserted link, and the ring magnet far away from the abutting ball and the cylindrical magnet are on the same vertical plane;

the side cover of inserted bar is equipped with the frame, the frame is fixed on keeping away from the through-hole ball of conflict ball, the one end fixedly connected with push rod of inserted bar, the push rod is kept away from the one end of inserted bar and is articulated to have the folding board, it has the spring extension pole to articulate on two folded plates of folding board, the both ends of folding board all articulate there is the disc, two the equal fixedly connected with second spring extension pole in one side that the disc is on a back mutually, and the second spring extension pole alternates on the frame.

Preferably, the side of the hollow slide bar is fixedly sleeved with a thrust disc, the thrust disc slides in the three-way groove, and the thrust disc is fixed on the inner side of the sliding sleeve.

Preferably, the shape of extension leg is C shape, and the inner wall in extension leg has seted up U type groove, and the inner wall in U type groove is contradicted with the one end that the disc was kept away from to the second spring telescopic link.

Preferably, the method for using the positioning device of the surveying instrument for hydrographic water resource surveying comprises the following steps:

s1: the user moves the device to a designated area, then the user pulls one of the supporting legs to one side far away from the hollow tube, so that the supporting legs drive the hollow rod to deflect, the sliding sleeve is pulled to move downwards on the side surface of the hollow tube, the three supporting legs are promoted to be synchronously opened, and the extension legs in the three supporting legs are simultaneously supported on the ground;

when the top disc is in a non-horizontal state, the hollow tube is in a non-vertical state, at the moment, a user holds the hollow slide bar to enable the lower ends of the two V-shaped rods to move downwards, at the moment, under the action of the V-shaped rods, the four rectangular frames are driven to deflect back to one another to drive the folding frames to fold and shorten, the round table block is pulled to slide downwards on the hollow slide bar and props against the surface of the propping ball, the pushing rod is pushed to apply force to the folding plate by the propping ball, the folding plate is driven to fold and pull the two discs to move oppositely, the propping state between one end of the second spring telescopic rod and the inner wall of the U-shaped groove is relieved, and the supporting leg and the extending leg are in a telescopic state;

s2: the pushing ball is stressed to drive the inserted bar to move in the hollow bar, simultaneously, the two annular magnets are driven to move simultaneously, at the moment, the annular magnet close to the pushing ball moves between the two cylindrical magnets, attractive force is applied to the two cylindrical magnets simultaneously, and the two cylindrical magnets are driven to move in opposite directions to pull the deflection clamping plate to be separated from the limiting groove, so that the sliding block can slide in the sliding rail; at the moment, a user pulls the hollow slide bar to deflect the hollow slide bar vertically downwards, the levelness of the top disc on the hollow tube is indirectly adjusted, the hollow tube deflects along with the hollow slide bar to enable the extension leg to passively move on the side face of the support leg, when the user looks at the top disc to be horizontal, the force applied to the V-shaped rod is released, at the moment, the second spring extension rod is pressed against the inner wall of the U-shaped groove again, one annular magnet is reset to apply the repulsive force to the cylindrical magnet, so that the deflection clamping plate is clamped in the limiting groove again, the support leg and the extension leg are fixed into a whole again, and the user completes primary leveling of the device;

s3: then a user toggles the cylindrical block to drive the cylindrical block to slide in the arc groove through the thumb, drives the annular pipe to rotate anticlockwise, promotes the arc-shaped bulge in the annular pipe to prop against the T-shaped deflection plate, at the moment, the T-shaped deflection plate is stressed to deflect and separate from the surface of the annular groove, the prop rod is in an active state, then the user adjusts the levelness of the support plate by observing the crane level on the support plate, after the air bubble in the crane level is positioned at the center of the crane level, the user stops applying pressure to the cylindrical block, and pulls the arc-shaped bulge in the annular pipe to reset under the action of the torsion spring, so that the T-shaped deflection plate is propped against the annular groove again to fix the prop rod, the support plate and the top disc are prevented from moving relatively, the stability of the support plate is guaranteed, and then the user installs the surveying instrument on the support plate to survey and drawing;

s4: after the user finishes mapping, through moving one of them supporting leg to the side that is close the hollow tube, make three supporting leg draw close to the side of hollow tube in step, at this moment because the sliding sleeve drives the hollow slide bar and slides in the inside of hollow tube and move up, when the V type pole is moving into the hollow tube, its atress drives the folding frame and folds and make round platform piece move down, the conflict ball atress drives the inserted bar again and moves in the hollow pole this moment, remove the fixed state of supporting leg and extension leg, then the user pushes down the extension leg, make the extension leg accomodate in the supporting leg, reduce the holistic volume of device, at last the user holds and pulls down hollow slide bar and V type pole, make hollow slide bar and V type pole remove from the hollow tube, then stop exerting force to V type pole, make the conflict ball not at the atress, i.e. the device locks supporting leg and extension leg again, prevent that the extension leg from sliding in the supporting leg when this device is carried to the user.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, by holding the hollow slide bar, the two V-shaped bars are matched with the folding frame to pull the round table block to slide downwards on the hollow slide bar and abut against the surface of the abutting ball, the abutting state between one end of the second spring telescopic rod and the inner wall of the U-shaped groove is relieved, the supporting leg and the extending leg are in a telescopic state, the abutting ball is stressed to drive the inserted bar to move in the hollow rod, simultaneously, the two annular magnets are driven to move simultaneously, under the action of the simultaneous opposite movement of the two cylindrical magnets, the two cylindrical magnets are driven to move oppositely to pull the deflection clamping plate to separate from the limiting groove, at the moment, a user pulls the hollow slide bar to deflect the hollow slide bar vertically downwards, the levelness of the top disc on the hollow tube is indirectly adjusted, the hollow tube is driven to move on the side surface of the supporting leg in a visual inspection mode due to the fact that the hollow tube follows the hollow slide bar, after the top disc of the user tends to be horizontal, the force applied to the V-shaped bar is released, the supporting leg and the extending leg are fixed into a whole again, and the user completes the primary leveling of the device.

According to the invention, the cylindrical block is stirred by the thumb to drive the cylindrical block to slide in the arc groove, so that the T-shaped deflection plate is forced to deflect and separate from the surface of the annular groove, the abutting rod is in a movable state, then a user adjusts the levelness of the support plate by observing the crane level on the support plate, after the air bubble in the crane level is positioned at the center of the crane level, the user stops applying pressure to the cylindrical block, and the arc-shaped bulge in the annular groove is pulled to reset under the action of the torsion spring, so that the T-shaped deflection plate is reset and abuts against the annular groove again, the abutting rod is fixed, the support plate and the top disc are prevented from moving relatively, the stability of the support plate is ensured, and the fine adjustment of the levelness of the device by the user is completed.

According to the invention, a user moves one supporting leg to one side close to the hollow tube, three supporting legs are synchronously moved to the side face of the hollow tube, at the moment, the sliding sleeve drives the hollow sliding rod to slide upwards in the hollow tube, the V-shaped rod is stressed to drive the folding frame to fold so that the round table block moves downwards when moving into the hollow tube, at the moment, the abutting ball is stressed again, the fixed state of the supporting leg and the extending leg is released, then the user presses the extending leg, the extending leg is promoted to be accommodated in the supporting leg, the integral volume of the device is reduced, finally the user holds and pulls down the hollow sliding rod and the V-shaped rod, the hollow sliding rod and the V-shaped rod are promoted to move out of the hollow tube, then the force application to the V-shaped rod is stopped, and the abutting ball is promoted not to be stressed, namely the supporting leg and the extending leg are locked again, and the extending leg is prevented from sliding in the supporting leg when the device is carried by the user.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of a ring sleeve and the like according to the present invention;

FIG. 3 is a cross-sectional view of a collar or like structure of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 3A in accordance with the present invention;

FIG. 5 is a schematic perspective view of a hollow tube and other structures according to the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 5B in accordance with the present invention;

FIG. 7 is a cross-sectional view of a hollow tube or like structure of the present invention;

FIG. 8 is an enlarged view of the structure of FIG. 7 at C in accordance with the present invention;

FIG. 9 is a schematic perspective view of a slide rail and other structures according to the present invention;

FIG. 10 is a cross-sectional view of an elongate leg or like structure of the present invention;

fig. 11 is a cross-sectional view of a hollow bar or like structure of the present invention.

In the figure: 1. a top plate; 2. a universal cue; 3. a fine adjustment supporting mechanism; 31. a ring sleeve; 32. a support plate; 33. a touch-up rod; 34. a pressure spring; 35. a ring groove; 36. an annular groove; 37. a grommet; 38. a torsion spring; 39. arc-shaped bulges; 310. a T-shaped deflector plate; 311. a torsion spring; 312. a cylindrical block; 313. an arc groove; 314. a crane level; 4. a support leg; 5. an elongate leg; 6. a leveling mechanism; 61. a hollow tube; 62. a three-way groove; 63. a hollow slide bar; 64. round table blocks; 65. a folding frame; 66. a rectangular frame; 67. a first spring telescoping rod; 68. a V-shaped rod; 69. a sliding sleeve; 610. a limit clamping groove; 611. a hollow rod; 612. a through-hole ball; 613. a rod; 614. a collision ball; 615. a thrust plate; 616. a limit sleeve; 617. a slide block; 618. a cylindrical magnet; 619. a deflection clamping plate; 620. a slide rail; 621. a limit groove; 622. a ring magnet; 623. a frame; 624. a push rod; 625. a folding plate; 626. a spring extension rod; 627. a disc; 628. a second spring telescoping rod; 7. u-shaped groove.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1 to 11, the present invention provides a technical solution: the utility model provides a hydrographic water resource survey and drawing is with surveying instrument positioner, includes roof plate 1, the top surface fixedly connected with universal club 2 of roof plate 1, is provided with fine setting supporting mechanism 3 on the universal club 2, and fine setting supporting mechanism 3 is contradicted on roof plate 1;

the bottom surface of the top disc 1 is hinged with a supporting leg 4, the inner wall of the supporting leg 4 is connected with an extension leg 5 in a sliding manner, and the center of the bottom surface of the top disc 1 is fixedly connected with a leveling mechanism 6 for quickly adjusting the levelness of the top disc 1.

In this embodiment, as shown in fig. 2, 3 and 4, the fine tuning support mechanism 3 includes a collar 31, the collar 31 is movably sleeved on a ball body at the top end of the universal ball rod 2, a support plate 32 is fixedly connected to the collar 31, a crane level 314 is mounted in the middle of the top surface of the support plate 32, a contact rod 33 is movably inserted in the support plate 32, and the bottom end of the contact rod 33 contacts the top surface of the top plate 1;

the side surface of the contact rod 33 is movably sleeved with a pressure spring 34, two ends of the pressure spring 34 are fixedly connected with the side surface of the contact rod 33 and the bottom surface of the supporting plate 32 respectively, and the side surface of the contact rod 33 is provided with a ring groove 35;

an annular groove 36 is formed in the support plate 32, a ring pipe 37 is rotatably connected in the annular groove 36, a torsion spring 38 is sleeved on the outer side of the ring pipe 37, one end of the torsion spring 38 is fixedly connected with the outer side of the ring pipe 37, and the other end of the torsion spring 38 is fixedly connected with the inner wall of the annular groove 36;

an arc-shaped bulge 39 is fixedly connected to the inner side of the annular pipe 37, a T-shaped deflection plate 310 is abutted against the inner side of the arc-shaped bulge 39, one end, far away from the arc-shaped bulge 39, of the T-shaped deflection plate 310 is abutted against the inner wall of the annular groove 35, the abutting rod 33 is clamped, the T-shaped deflection plate 310 is rotatably connected to the inner wall of the annular groove 36, a torsion spring 311 is sleeved on the T-shaped deflection plate 310, and one end, far away from the T-shaped deflection plate 310, of the torsion spring 311 is fixed to the inner wall of the annular groove 36;

the upper end surface of the collar 37 is fixedly connected with a cylindrical block 312, the cylindrical block 312 slides in an arc groove 313 formed on the support plate 32, and the arc groove 313 is communicated with the annular groove 36.

In this embodiment, as shown in fig. 1, 5, 6, 7, 8, 9, 10 and 11, the leveling mechanism 6 includes a hollow tube 61, the hollow tube 61 is fixed on the bottom surface of the top plate 1, and the hollow tube 61 is directly under the crane level 314, a three-way groove 62 is formed on the hollow tube 61, a hollow slide bar 63 is slidingly connected inside the hollow tube 61, a round table block 64 is slidingly connected on the hollow slide bar 63, a folding frame 65 is hinged on the bottom surface of the round table block 64, and the folding frame 65 is inside the hollow slide bar 63;

four rectangular frames 66 are sleeved at the bottom end of the folding frame 65, the four rectangular frames 66 slide on the inner wall of the hollow sliding rod 63, two opposite sides of the four rectangular frames 66 are hinged with first spring telescopic rods 67, two V-shaped rods 68 are fixedly connected to the lower sides of the four rectangular frames 66, and folding positions of the two V-shaped rods 68 are hinged with each other.

In this embodiment, as shown in fig. 5, 6, 7 and 8, the side surface of the hollow tube 61 is slidably connected with a sliding sleeve 69, a limiting clamping groove 610 is formed on the sliding sleeve 69, a hollow rod 611 is arranged in the limiting clamping groove 610, two ends of the hollow rod 611 are fixedly connected with through hole balls 612, holes on the two through hole balls 612 are communicated with the inside of the hollow rod 611, and one through hole ball 612 is embedded in the inside of the limiting clamping groove 610;

a plunger 613 is inserted between the inside of the through hole ball 612 and the inside of the hollow rod 611, one end of the plunger 613 is fixedly connected with a collision ball 614, and the collision ball 614 is arranged inside the three-way groove 62; the side of the inserted link 613 is sleeved with a reset spring, one end of the reset spring is fixed on the inner wall of the hollow link 611, and the reset spring is used for resetting the inserted link 613 in the hollow link 611.

A limiting sleeve 616 is movably sleeved on the surface of the other through hole ball 612, a sliding block 617 is fixedly connected to the outer side of the limiting sleeve 616, a sliding rail 620 is arranged on the outer side of the sliding block 617, the sliding rail 620 is fixed on the extension leg 5, and a limiting groove 621 is formed in the side face of the sliding rail 620;

the sliding block 617 is inserted with a cylindrical magnet 618, the cylindrical magnet 618 is adsorbed with a deflection clamping plate 619, the deflection clamping plate 619 is hinged on the sliding block 617, one end of the deflection clamping plate 619, which is far away from the cylindrical magnet 618, is abutted in the limiting groove 621, one end of the deflection clamping plate 619 is spherical, and one end of the deflection clamping plate 619, which is spherical, is abutted in the limiting groove 621.

In this embodiment, as shown in fig. 5, 6, 7, 8, 9, 10 and 11, two ring magnets 622 are mounted on the end of the plunger 613 away from the abutting ball 614, wherein the side of the ring magnet 622 close to the abutting ball 614 generates attractive force to the end of the post magnet 618 close to the plunger 613, the side of the ring magnet 622 away from the abutting ball 614 generates repulsive force to the end of the post magnet 618 close to the plunger 613, and the ring magnet 622 away from the abutting ball 614 and the post magnet 618 are on the same vertical plane;

the side cover of inserted bar 613 is equipped with frame 623, and frame 623 is fixed on the through-hole ball 612 that keeps away from conflict ball 614, and the one end fixedly connected with push rod 624 of inserted bar 613, push rod 624 keep away from the one end of inserted bar 613 and articulate there is folding board 625, articulates on two folded plates of folding board 625 has spring extension pole 626, and the both ends of folding board 625 all articulate there is disc 627, and the one side that two discs 627 are opposite to each other all fixedly connected with second spring extension pole 628, and second spring extension pole 628 alternates on frame 623.

In this embodiment, as shown in fig. 5, 6, 7, 8, 9, 10 and 11, a thrust disk 615 is fixedly sleeved on the side surface of the hollow slide rod 63, the thrust disk 615 slides in the three-way groove 62, the thrust disk 615 is fixed on the inner side of the sliding sleeve 69, and the sliding sleeve 69 is ensured to stably drive the hollow slide rod 63 to slide up and down in the hollow tube 61 through the thrust disk 615.

In this embodiment, as shown in fig. 1, 5 and 7, the shape of the extension leg 5 is C-shaped, and the inner wall of the extension leg 5 is provided with a U-shaped groove 7, and the inner wall of the U-shaped groove 7 abuts against one end of the second spring expansion rod 628 away from the disc 627.

The application method and the advantages of the invention are as follows: the application method of the mapping instrument positioning device for hydrographic water resource mapping comprises the following working processes:

as shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, and 11:

s1: the user moves the device to a designated area, and then the user pulls one of the support legs 4 to the side far away from the hollow tube 61, so that the support leg 4 drives the hollow rod 611 to deflect, pulls the sliding sleeve 69 to move downwards on the side surface of the hollow tube 61, and causes the three support legs 4 to be synchronously opened, and the extension legs 5 in the three support legs 4 are simultaneously supported on the ground;

when the top disc 1 is in a non-horizontal state, the hollow tube 61 is in a non-vertical state, at this time, a user holds the hollow slide rod 63 to drive the lower ends of the two V-shaped rods 68 to move downwards, at this time, the four rectangular frames 66 are driven to deflect back to back by a group under the action of the V-shaped rods 68 to drive the folding frame 65 to fold and shorten, the round table block 64 is pulled to slide downwards on the hollow slide rod 63 and prop against the surface of the prop-up ball 614, the prop-up ball 614 is stressed to drive the insert rod 613 to move inside the hollow rod 611 to push the push rod 624 to apply force to the folding plate 625, the folding plate 625 is driven to fold and pull the two circular discs 627 to move towards each other, and the prop-up leg 4 and the extension leg 5 are in a telescopic state;

s2: the pushing ball 614 is forced to drive the plunger 613 to move inside the hollow rod 611, and simultaneously, the two ring magnets 622 are driven to move simultaneously, at this time, the ring magnet 622 close to the pushing ball 614 moves between the two column magnets 618, and simultaneously applies attractive force to the two column magnets 618, so that the two column magnets 618 move relatively to pull the deflection clamping plate 619 to disengage from the limit groove 621, and the sliding block 617 can slide in the sliding rail 620; at this time, the user pulls the hollow slide bar 63 to deflect vertically downwards, indirectly, the levelness of the top tray 1 on the hollow tube 61 is adjusted, because the hollow tube 61 deflects along with the hollow slide bar 63, the extension leg 5 is driven to move on the side surface of the support leg 4, when the user looks at the top tray 1 to be horizontal, the force applied to the V-shaped rod 68 is released, at this time, the second spring telescopic rod 628 is pressed against the inner wall of the U-shaped groove 7 again, one of the annular magnets 622 is reset to apply the repulsive force to the cylindrical magnet 618, so that the deflection clamping plate 619 is clamped in the limit groove 621 again, the support leg 4 and the extension leg 5 are fixed into a whole again, and the user completes the preliminary leveling of the device;

s3: then, a user pulls the cylindrical block 312 to drive the cylindrical block 312 to slide in the arc groove 313 through a thumb, drives the annular pipe 37 to rotate anticlockwise, promotes the arc-shaped protrusion 39 in the annular pipe 37 to abut against the T-shaped deflection plate 310, at the moment, the T-shaped deflection plate 310 is stressed to deflect and separate from the surface of the annular groove 35, the abutting rod 33 is in a movable state, then the user adjusts the levelness of the support plate 32 by observing the crane level 314 on the support plate 32, after the air bubble in the crane level 314 is positioned at the center of the crane level 314, the user stops applying pressure to the cylindrical block 312, and pulls the arc-shaped protrusion 39 in the annular pipe 37 to reset under the action of the torsion spring 38, so that the T-shaped deflection plate 310 is in abutting contact with the annular groove 35 again, the abutting rod 33 is fixed, the relative movement of the support plate 32 and the top disc 1 is avoided, the stability of the support plate 32 is ensured, and then the user installs the surveying instrument on the support plate 32 for surveying and mapping;

s4: after the user finishes the mapping, one supporting leg 4 moves to one side close to the hollow tube 61 to enable the three supporting legs 4 to synchronously draw close to the side face of the hollow tube 61, at the moment, the sliding sleeve 69 drives the hollow sliding rod 63 to slide upwards in the hollow tube 61, the V-shaped rod 68 is stressed to drive the folding frame 65 to fold so that the round table block 64 moves downwards when moving into the hollow tube 61, the abutting ball 614 is stressed again to drive the plunger rod 613 to move in the hollow rod 611, the fixed state of the supporting leg 4 and the extending leg 5 is released, then the user presses the extending leg 5 to enable the extending leg 5 to be accommodated in the supporting leg 4, the whole volume of the device is reduced, finally the user holds and pulls down the hollow sliding rod 63 and the V-shaped rod 68 to enable the hollow sliding rod 63 and the V-shaped rod 68 to move upwards from the hollow tube 61, then force is stopped to apply force to the V-shaped rod 68, and the abutting ball 614 is forced not to bear force, namely the supporting leg 4 and the extending leg 5 are locked again, and the extending leg 5 is prevented from sliding in the supporting leg 4 when the user carries the device.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a hydrographic water resource mapping is with surveying instrument positioner, includes roof-plate (1), its characterized in that: the top surface of the top disc (1) is fixedly connected with a universal ball rod (2), a fine adjustment supporting mechanism (3) is arranged on the universal ball rod (2), and the fine adjustment supporting mechanism (3) is abutted against the top disc (1);

the bottom surface of top dish (1) articulates there is supporting leg (4), the inner wall sliding connection of supporting leg (4) has extension leg (5), the center department fixedly connected with leveling mechanism (6) of top dish (1) bottom surface is used for the levelness of quick adjustment top dish (1).

2. A surveying instrument positioning device for hydrographic water resource mapping according to claim 1, wherein: the fine adjustment supporting mechanism (3) comprises a ring sleeve (31), the ring sleeve (31) is movably sleeved on a ball body at the top end of the universal ball rod (2), a supporting plate (32) is fixedly connected to the ring sleeve (31), a crane level gauge (314) is mounted in the middle of the top surface of the supporting plate (32), an abutting rod (33) is movably inserted in the supporting plate (32), and the bottom end of the abutting rod (33) abuts against the top surface of the top disc (1);

the side face of the abutting rod (33) is movably sleeved with a pressure spring (34), two ends of the pressure spring (34) are fixedly connected with the side face of the abutting rod (33) and the bottom face of the supporting plate (32) respectively, and an annular groove (35) is formed in the side face of the abutting rod (33);

an annular groove (36) is formed in the supporting plate (32), a ring pipe (37) is rotatably connected in the annular groove (36), a torsion spring (38) is sleeved on the outer side of the ring pipe (37), one end of the torsion spring (38) is fixedly connected with the outer side of the ring pipe (37), and the other end of the torsion spring (38) is fixedly connected with the inner wall of the annular groove (36);

an arc-shaped bulge (39) is fixedly connected to the inner side of the annular pipe (37), a T-shaped deflection plate (310) is abutted against the inner side of the arc-shaped bulge (39), one end, far away from the arc-shaped bulge (39), of the T-shaped deflection plate (310) is abutted against the inner wall of the annular groove (35) to clamp the abutting rod (33), the T-shaped deflection plate (310) is rotationally connected to the inner wall of the annular groove (36), a torsion spring (311) is sleeved on the T-shaped deflection plate (310), and one end, far away from the T-shaped deflection plate (310), of the torsion spring (311) is fixed to the inner wall of the annular groove (36);

the upper end face of the ring pipe (37) is fixedly connected with a cylindrical block (312), the cylindrical block (312) slides in an arc groove (313) formed in the supporting plate (32), and the arc groove (313) is communicated with the annular groove (36).

3. A surveying instrument positioning device for hydrographic water resource mapping according to claim 2, wherein: the leveling mechanism (6) comprises a hollow pipe (61), the hollow pipe (61) is fixed on the bottom surface of the top disc (1), the hollow pipe (61) is arranged on the right lower side of the crane level gauge (314), a three-way groove (62) is formed in the hollow pipe (61), a hollow sliding rod (63) is connected inside the hollow pipe (61) in a sliding mode, a round table block (64) is connected on the hollow sliding rod (63) in a sliding mode, a folding frame (65) is hinged to the bottom surface of the round table block (64), and the folding frame (65) is arranged inside the hollow sliding rod (63);

four rectangular frames (66) are sleeved at the bottom end of the folding frame (65), the four rectangular frames (66) slide on the inner wall of the hollow sliding rod (63), a first spring telescopic rod (67) is hinged to one opposite side of the four rectangular frames (66), two V-shaped rods (68) are fixedly connected to the lower side of the four rectangular frames (66), and the folding positions of the two V-shaped rods (68) are hinged to each other.

4. A surveying instrument positioning device for hydrographic water resource mapping according to claim 3, wherein: the side surface of the hollow tube (61) is slidably connected with a sliding sleeve (69), a limiting clamping groove (610) is formed in the sliding sleeve (69), a hollow rod (611) is arranged in the limiting clamping groove (610), through hole balls (612) are fixedly connected to two ends of the hollow rod (611), holes in the two through hole balls (612) are communicated with the inside of the hollow rod (611), and one through hole ball (612) is embedded in the limiting clamping groove (610);

an inserting rod (613) is inserted between the inside of the through hole ball (612) and the inside of the hollow rod (611), one end of the inserting rod (613) is fixedly connected with a collision ball (614), and the collision ball (614) is arranged inside the three-way groove (62);

a limiting sleeve (616) is movably sleeved on the surface of the other through hole ball (612), a sliding block (617) is fixedly connected to the outer side of the limiting sleeve (616), a sliding rail (620) is arranged on the outer side of the sliding block (617), the sliding rail (620) is fixed on the extension leg (5), and a limiting groove (621) is formed in the side face of the sliding rail (620);

the sliding block (617) is inserted with a cylindrical magnet (618), the cylindrical magnet (618) is adsorbed with a deflection clamping plate (619), the deflection clamping plate (619) is hinged to the sliding block (617), and one end, far away from the cylindrical magnet (618), of the deflection clamping plate (619) is abutted in the limiting groove (621).

5. The surveying instrument positioning device for hydrographic water resource surveying as recited in claim 4, wherein: two annular magnets (622) are arranged on one end, far away from the collision ball (614), of the inserted link (613), wherein the side surface, close to the collision ball (614), of the annular magnet (622) generates attractive force to one end, close to the inserted link (613), of the cylindrical magnet (618), the side surface, far away from the collision ball (614), of the annular magnet (622) generates repulsive force to one end, close to the inserted link (613), of the cylindrical magnet (618), and the annular magnet (622), far away from the collision ball (614), and the cylindrical magnet (618) are on the same vertical plane;

the side cover of inserted bar (613) is equipped with frame (623), frame (623) is fixed on the through-hole ball (612) of keeping away from conflict ball (614), the one end fixedly connected with push rod (624) of inserted bar (613), the one end that inserted bar (624) was kept away from to push rod (624) articulates has folding board (625), it has spring extension pole (626) to articulate on two folded plates of folding board (625), the both ends of folding board (625) all articulate has disc (627), two the equal fixedly connected with second spring extension pole (628) of one side that disc (627) are on the back of the body, and second spring extension pole (628) alternates on frame (623).

6. The surveying instrument positioning device for hydrographic water resource surveying as recited in claim 4, wherein: the side of the hollow slide bar (63) is fixedly sleeved with a thrust disc (615), the thrust disc (615) slides in the three-way groove (62), and the thrust disc (615) is fixed on the inner side of the sliding sleeve (69).

7. The surveying instrument positioning device for hydrographic water resource surveying according to claim 5, wherein: the shape of extension leg (5) is C shape, and U type groove (7) have been seted up to the inner wall of extension leg (5), and the inner wall in U type groove (7) is kept away from the one end of disc (627) with second spring telescopic link (628) and is contradicted.

8. The method of using a mapping instrument positioning device for hydrographic water resource mapping according to claim 7, comprising the steps of:

s1: the user moves the device to a designated area, and then the user pulls one of the support legs (4) to the side far away from the hollow tube (61) so that the support legs (4) drive the hollow rod (611) to deflect, and pulls the sliding sleeve (69) to move downwards on the side surface of the hollow tube (61), so that the three support legs (4) are synchronously opened, and the extension legs (5) in the three support legs (4) are simultaneously supported on the ground;

when the top disc (1) is in a non-horizontal state, the hollow tube (61) is in a non-vertical state, at the moment, a user holds the hollow sliding rod (63) to drive the lower ends of the two V-shaped rods (68) to move downwards, at the moment, the two rectangular frames (66) are driven to deflect back to back under the action of the V-shaped rods (68), the folding frames (65) are driven to fold and shorten, the round table block (64) is pulled to slide downwards on the hollow sliding rod (63) and props against the surface of the propping ball (614), the pushing rod (624) is pushed to apply force to the folding plate (625) by the stress of the propping ball (614) to drive the folding plate (625) to fold and pull the two discs (627) to move oppositely, and the props between one end of the second spring telescoping rod (628) and the inner wall of the U-shaped groove (7) are relieved, so that the supporting leg (4) and the extending leg (5) are in a telescopic state;

s2: the abutting ball (614) is stressed to drive the inserting rod (613) to move in the hollow rod (611) and simultaneously drive the two annular magnets (622) to move, at the moment, the annular magnet (622) close to the abutting ball (614) moves between the two cylindrical magnets (618), attractive force is simultaneously applied to the two cylindrical magnets (618), and the two cylindrical magnets (618) are driven to move in opposite directions to pull the deflection clamping plate (619) to be separated from the limiting groove (621), so that the sliding block (617) can slide in the sliding rail (620); at the moment, a user pulls the hollow slide bar (63) to deflect vertically downwards, the levelness of the upper top disc (1) of the hollow tube (61) is indirectly adjusted, the hollow tube (61) deflects along with the hollow slide bar (63) to enable the extension leg (5) to passively move on the side face of the support leg (4), after the user visually detects that the upper disc (1) tends to be level, the force applied to the V-shaped rod (68) is released, at the moment, the second spring telescopic rod (628) is in contact with the inner wall of the U-shaped groove (7) again, one annular magnet (622) is reset to exert repulsive force on the cylindrical magnet (618), so that the deflection clamping plate (619) is clamped in the limit groove (621) again, the support leg (4) and the extension leg (5) are fixed into a whole again, and the user completes primary leveling of the device;

s3: then a user pulls the cylindrical block (312) to drive the cylindrical block to slide in the arc groove (313) through the thumb, drives the circular pipe (37) to rotate anticlockwise, drives the arc-shaped bulge (39) in the circular pipe (37) to abut against the T-shaped deflection plate (310), the T-shaped deflection plate (310) is stressed to deflect and separate from the surface of the annular groove (35) and the abutting rod (33) is in an active state, then the user observes the crane level gauge (314) on the support plate (32) to adjust the levelness of the support plate (32), after the air bubble in the crane level gauge (314) is positioned at the center of the crane level gauge (314), the user stops applying pressure to the cylindrical block (312), and pulls the arc-shaped bulge (39) in the circular pipe (37) to reset under the action of the torsion spring (38), so that the T-shaped deflection plate (310) is abutted against the annular groove (35) again, the abutting rod (33) is fixed, the support plate (32) and the top plate (1) are prevented from moving relatively, the stability of the support plate (32) is ensured, and then the user installs the instrument on the support plate (32) for mapping;

s4: after the user finishes mapping, through moving one of the supporting legs (4) to one side close to the hollow tube (61), three supporting legs (4) are promoted to synchronously move towards the side face of the hollow tube (61), at the moment, because the sliding sleeve (69) drives the hollow sliding rod (63) to slide upwards in the hollow tube (61), the V-shaped rod (68) is forced to drive the folding frame (65) to fold when moving into the hollow tube (61) so that the round platform block (64) moves downwards, at the moment, the abutting ball (614) is forced again to drive the inserted rod (613) to move in the hollow rod (611), the fixed state of the supporting legs (4) and the extending legs (5) is released, then the user presses down the extending legs (5), the extending legs (5) are promoted to be accommodated in the supporting legs (4), the whole size of the device is reduced, finally, the user holds and pulls down the hollow sliding rod (63) and the V-shaped rod (68), the hollow sliding rod (63) and the V-shaped rod (68) are promoted to move downwards from the hollow tube (61), then the abutting ball (614) is stopped to drive the inserted rod (613) to move downwards in the hollow tube (611), and the supporting legs (614) are promoted to be prevented from being pushed out of the extending legs (4) when the supporting legs (4) are not locked in the supporting legs (4) and the extending legs (5) when the supporting legs (4) are not used.

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