CN209820480U

CN209820480U - Land planning measurer

Info

Publication number: CN209820480U
Application number: CN201920849619.8U
Authority: CN
Inventors: 商红波; 汪道志; 刘丽君; 李炳
Original assignee: Zhejiang Ronguan Land Planning And Design Co Ltd
Current assignee: Zhejiang Ronguan Land Planning And Design Co Ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2019-12-20
Anticipated expiration: 2029-06-05

Abstract

The utility model relates to a land planning measures technical field, a land planning caliber is disclosed, tripod and caliber including the liftable, detachably is fixed with a micromatic setting on the tripod, the caliber is fixed on micromatic setting, micromatic setting includes a casing, it has cavity one to open in the casing, the vertical logical groove that has one side intercommunication with cavity one that has a both ends about lining up of casing, set up the isosceles trapezoidal slider of the vertical setting in two parallel edges in cavity one, it has one to lead to the inslot and has connect one with the fixed slide bar of trapezoidal slider, the one end of slide bar is extended logical groove and with caliber fixed connection, two hypotenuses of trapezoidal slider have been supported respectively to have a stopper, the stopper is horizontal screw-thread fit respectively has a screw rod, the casing is extended to the one end of two screw rods. The problem of among the prior art the high regulation utmost point inaccuracy of instrument influence measuring effect is solved, reached easy and simple to handle, improved the effect of lift precision.

Description

Land planning measurer

Technical Field

The utility model relates to a land planning measures technical field, in particular to land planning caliber.

Background

At present, due to the demand of economic development, land planning becomes more and more important, and the reasonable use of land is arranged for a long time according to factors such as the prospect and the demand of economic development and the like, so that the land utilization can meet the proportional development requirements of all departments of national economy. During land planning, land of different terrains is planned for different purposes, and the ground of different areas has different levelness, so that related instruments and equipment are required to be used for measuring related parameters such as the flatness and the levelness of the land. At present, a land planning measurer capable of being adjusted at multiple angles is mainly adopted to preliminarily judge relevant parameters of land, so that the land is conveniently planned, and the land planning measurer is scientific and reasonable in use.

Chinese patent with the publication number CN206556662U and the application date of 2017, 3 and 20 discloses a total station, which comprises a tripod, wherein the tripod comprises a base and lifting legs, a guide rod is vertically arranged on the base, a lantern ring capable of sliding on the guide rod is arranged on the guide rod, a pull rod is connected between the lantern ring and the three lifting legs, and two ends of the pull rod are respectively hinged on the lantern ring and the lifting legs.

The function that current total powerstation can realize going up and down through its tripod that sets up, but because the elevation structure of this total powerstation is comparatively simple, only realizes going up and down through the flexible of lift landing leg, and whole lift process is very inaccurate, relies on staff's sensation entirely to adjust the height of whole tripod, influences the measurement effect easily, therefore prior art has the space of improvement in addition.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a land planning caliber, its altitude mixture control who solves among the prior art instrument utmost point inaccuracy influences the problem of measuring effect, has reached the effect easy and simple to handle, improve the lift precision.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a land planning caliber, includes liftable tripod and caliber, detachably is fixed with a micromatic setting on the tripod, the caliber is fixed on micromatic setting, micromatic setting includes a casing, and it has cavity one to open in the casing, the vertical division of casing have link up about both ends with the logical groove of one side intercommunication of cavity one, set up the isosceles trapezoidal slider of the vertical setting in two parallel edges in the cavity one, it has one to peg graft in the logical groove with trapezoidal slider fixed slide bar, the one end of slide bar extend lead to the groove and with caliber fixed connection, two hypotenuses of trapezoidal slider have been butted respectively and have been connect a stopper, stopper horizontal screw-thread fit respectively has a screw rod, two the casing is extended to the one end of screw rod.

Adopt above-mentioned structure, rotate the screw rod respectively, two stopper displacements thereupon of screw-thread fit on two screw rods, because two stopper and trapezoidal slider's two hypotenuses butt, then because the inclined plane application of force to trapezoidal slider of the displacement of one of them stopper, lead to trapezoidal slider displacement, and make the displacement opposite direction of another stopper through rotating another screw rod, then another stopper constantly lets be located trapezoidal slider, make trapezoidal slider can stabilize displacement from top to bottom under the effect of two stoppers, play spacing effect simultaneously, and displacement about the inclined plane butt effect through trapezoidal slider realizes, the distance of displacement is shorter, but greatly increased the displacement precision.

More preferably: the threads of the two screw rods are in the same direction and are provided with gears which are meshed with each other, and one end of one screw rod, which is positioned outside the shell, is provided with an adjusting knob.

By adopting the structure, the adjusting knob is rotated to drive the screw rods to rotate, and simultaneously the gears on the screw rods are driven to rotate, and because the threads of the two screw rods are in the same direction and are meshed through the gears, the rotating directions of the two screw rods are opposite, and then the two limit blocks in thread fit with the two screw rods are opposite in displacement direction, so that the trapezoidal slide block is driven to vertically displace, and the fine adjustment device is more convenient and accurate to adjust.

More preferably: the limiting block is horizontally provided with a through hole, and the side wall of the shell is provided with a limiting column penetrating through the through hole.

By adopting the structure, the moving track of the limiting block can be stabilized through the matching of the limiting column and the through hole, so that the limiting block can move more accurately, and the accuracy of the fine adjustment device is further improved.

More preferably: the other end of the two screw rods is provided with a stabilizing block fixed with the shell, and the stabilizing block is provided with a groove for the two screw rods to be inserted.

By adopting the structure, the limit action of the stabilizing block, the limit block and the shell ensures that the screw is stable in the rotating process, and the stability of the whole structure can be increased, so that the accuracy of the fine adjustment device is improved.

More preferably: the casing with the tripod is through a buckled interface connection, the buckled interface includes that a fixed erection column that sets up on the casing, the bottom of erection column sets up a fastener, tripod top sets up a pedestal, it has a cavity two to open in the pedestal, the vertical grafting of fastener is in cavity two, be provided with two semicircular buckles of two displacements of cavity along the complex of each other in the cavity two, the buckle is opened there is a draw-in groove that supplies the fastener chucking, two the buckle is fixed with a straight-bar that passes the lateral wall of pedestal respectively, one section cover that the straight-bar is in cavity two is equipped with compression spring, the outside one end that the straight-bar is located the pedestal is provided with the handle.

Adopt above-mentioned structure, two handles of pulling make two buckle separations, stretch into in the middle of two buckles with the fastener on the erection column in the micromatic setting, loosen the handle again, the draw-in groove chucking fastener of two buckles is made through compression spring's rebound effect, can make the micromatic setting fix on the tripod, reaches the convenient effect of installation.

More preferably: and the side wall of the clamping piece is embedded with a ball.

By adopting the structure, the ball arranged on the side surface of the clamping piece is abutted against the side surface of the clamping groove, and when the direction of the fine adjustment device needs to be rotated, the rotation between the structures is smoother due to the existence of the ball.

More preferably: the measurer is connected with the sliding rod through threads.

By adopting the structure, the measurer is connected with the sliding rod through the threads, so that the measurer is more convenient to mount and dismount.

To sum up, the utility model discloses following beneficial effect has:

1. through the arrangement of the fine adjustment device, when the tripod is adjusted to the approximate height required by measurement, the tripod is fixed, the position is determined through observing the measurer, the height position of the land planning measurer is adjusted through adjusting the fine adjustment device, and the whole fine adjustment device is vertically displaced through the inclined surface abutting action of the trapezoidal sliding block, so that the displacement distance is short, and the lifting precision is greatly improved;

2. the two handles are pulled through the arrangement of the buckling type interface to separate the two buckles, the clamping piece on the mounting column in the fine adjustment device extends into the middle of the two buckles, then the handles are loosened, the clamping piece is clamped through the clamping grooves of the two buckles under the rebound action of the compression spring, the fine adjustment device can be fixed on a tripod, and the effect of convenient installation is achieved;

3. the caliber is connected with the fine adjustment device through threads, so that the caliber is more convenient to mount and dismount.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a cross-sectional view of the fine adjustment device of FIG. 1;

fig. 3 is a cross-sectional view of the snap-fit interface of fig. 1.

In the figure, 1, a measuring instrument; 2. a tripod; 3. a fine adjustment device; 4. a buckled interface; 31. a housing; 32. a first cavity; 33. a through groove; 34. a trapezoidal slider; 35. a slide bar; 36. a limiting block; 38. a screw; 39. a gear; 40. adjusting a knob; 41. a limiting column; 42. a stabilizing block; 43. a groove; 44. a second cavity; 45. an opening; 46. buckling; 47. a card slot; 48. a straight rod; 49. a compression spring; 50. a handle; 51. mounting a column; 52. a base body; 53. a fastener; 54. and a ball.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A land planning measurer comprises a tripod 2, a measurer 1 and a fine adjusting device 3, wherein the fine adjusting device 3 comprises a shell 31, a cuboid-shaped cavity I32 is formed in the shell 31, a through groove 33 penetrating through the upper end and the lower end is vertically formed in the shell 31, the through groove 33 is communicated with one side of the cavity I32, an isosceles trapezoid sliding block 34 is installed in the cavity I32, two parallel edges of the trapezoid sliding block 34 are vertically arranged in the cavity I32, a sliding rod 35 fixed with the trapezoid sliding block 34 is inserted in the through groove 33, one end of the sliding rod 35 extends out of the through groove 33 to be fixedly connected with the measurer 1, two bevel edges of the trapezoid sliding block 34 are respectively abutted with a limiting block 36, the limiting blocks 36 are simultaneously abutted with the inner wall of the cavity I32, a screw 38 is respectively in horizontal threaded fit at the positions where the upper limiting block 36 and the lower limiting block 36 are close to each other, threads of the two screw 38 are in the same direction, the screw rods 38 located in the side walls are welded with gears 39 engaged with each other, one of the screw rods 38 penetrates through the side wall of the shell 31, an adjusting knob 40 is arranged at the end part of the screw rod 38 located outside the shell 31, a stabilizing block 42 is fixed in the shell 1, and a groove 43 for the two screw rods 38 to be inserted and rotated is correspondingly formed in the stabilizing block 42. A through hole is horizontally formed on the position of the limiting block 36 adjacent to the screw 38, and a limiting column 41 passing through the through hole is fixed on the side wall of the shell 31.

Referring to fig. 1 and 3, the tripod 2 is connected with the shell 31 through a fastening interface 4, the fastening interface 4 includes a base 52, a second cavity 44 is formed in the base 52, the second cavity 44 is waist-shaped, two semicircular fasteners 46 which are mutually matched are installed in the second cavity 44, the two fasteners 46 make linear displacement motion along the second cavity 44, a straight rod 48 is respectively welded horizontally and outwards at the middle position of the outer side surfaces of the two fasteners 46, a corresponding through hole is formed in the base 52, the straight rod 48 penetrates through the through hole and is welded with a handle 50 at the end part of the outer part of the base 52, a compression spring 49 penetrates through the part of the straight rod 48 which is located in the second cavity 44, and the compression spring 49 is abutted against the side walls of the fasteners 46 and the second cavity 44. The two buckles 46 are respectively provided with a clamping groove 47 along the arc direction, the bottom of the shell 31 is welded with a mounting column 51, the bottom of the mounting column 51 is welded with a circular clamping piece 53 matched with the clamping groove 47, the side wall of the clamping piece 53 is rotatably provided with 8 balls 54, and the upper part of the second cavity 44 is provided with an opening 45 for the clamping piece 53 to enter and exit the second cavity 44.

The implementation principle of the embodiment is as follows: two handles 50 of pulling make two buckles 46 separate, stretch into two buckles 46 with fastener 53 on the erection column 51 in micromatic setting 3 in the middle of, loosen handle 50 again, the rebound effect through compression spring 49 makes two buckles 46's draw-in groove 47 chucking fastener 53, can make micromatic setting 3 fix on tripod 2 promptly, rethread caliber 1 and micromatic setting 3's threaded connection, it can accomplish whole land planning caliber equipment to screw.

According to the natural conditions of the measured landform, the landform and the like, the approximate height of the land planning measurer needing to be adjusted is preliminarily determined through height adjustment of the tripod 2, then the measurer 1 is observed, the adjusting knob 40 of the fine adjusting device 3 is adjusted at the same time, the adjusting knob 40 drives the screw rod 38 to rotate and drives the gear 39 on the screw rod 38 to rotate, the rotating directions of the two screw rods 38 are opposite because the gears 39 on the two screw rods 38 are meshed and the threads are in the same direction, the displacement directions of the two limit blocks 36 in threaded fit with the two screw rods 38 are opposite, the two limit blocks 36 are abutted against the two inclined sides of the trapezoidal slide block 34, the trapezoidal slide block 34 is displaced because the displacement of one limit block 36 applies force to the inclined side of the trapezoidal slide block 34, and the displacement direction of the other limit block 36 is opposite, the other limit block 36 is continuously positioned on the trapezoidal slide block 34, so that the trapezoidal slide block 34 can be, thereby achieving the effect of accurately adjusting the land planning measurer.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws within the scope of the present invention.

Claims

1. The utility model provides a land planning caliber, includes tripod (2) and caliber (1) of liftable, characterized by: the tripod (2) is detachably fixed with a fine adjustment device (3), the measurer (1) is fixed on the fine adjustment device (3), the fine adjustment device (3) comprises a shell (31), a first cavity (32) is formed in the shell (31), the shell (31) is vertically provided with a through groove (33) communicated with one side of the first cavity (32) and penetrating through the upper end and the lower end of the through groove, an isosceles trapezoid sliding block (34) with two parallel sides vertically arranged is arranged in the first cavity (32), a sliding rod (35) fixed with the trapezoid sliding block (34) is inserted in the through groove (33), one end of the sliding rod (35) extends out of the through groove (33) and is fixedly connected with the measurer (1), two oblique sides of the trapezoid sliding block (34) are respectively abutted to a limiting block (36), and the limiting block (36) is respectively provided with a screw rod (38) in a horizontal thread fit, one end of each of the two screw rods (38) extends out of the shell (31).

2. An earth-planning measurer as claimed in claim 1, wherein: the threads of the two screw rods (38) are in the same direction and are provided with gears (39) which are meshed with each other, and one end of one screw rod (38) which is positioned outside the shell (31) is provided with an adjusting knob (40).

3. An earth-planning measurer as claimed in claim 1, wherein: a through hole is horizontally arranged on the limiting block (36), and a limiting column (41) penetrating through the through hole is arranged on the side wall of the shell (31).

4. An earth-planning measurer as claimed in claim 1, wherein: the other ends of the two screw rods (38) are provided with a stable block (42) fixed with the shell (31), and the stable block (42) is provided with a groove (43) for the two screw rods (38) to be inserted.

5. An earth-planning measurer as claimed in claim 1, wherein: the shell (31) is connected with the tripod (2) through a buckling type interface (4), the buckling type interface (4) comprises a mounting column (51) fixedly arranged on the shell (31), a clamping piece (53) is arranged at the bottom of the mounting column (51), a base body (52) is arranged at the top of the tripod (2), a second cavity (44) is formed in the base body (52), the clamping piece (53) is vertically inserted into the second cavity (44), two semicircular buckles (46) which are mutually matched and move along the second cavity (44) are arranged in the second cavity (44), a clamping groove (47) for clamping the clamping piece (53) is formed in the buckle (46), a straight rod (48) penetrating through the side wall of the base body (52) is respectively fixed on the buckle (46), and a compression spring (49) is sleeved on one section of the straight rod (48) in the second cavity (44), and a handle (50) is arranged at one end of the straight rod (48) positioned outside the seat body (52).

6. An earth-planning measurer as claimed in claim 5, wherein: and a ball (54) is embedded in the side wall of the clamping piece (53).

7. An earth-planning measurer as claimed in claim 1, wherein: the measurer (1) is connected with the sliding rod (35) through threads.