CN215488848U

CN215488848U - Engineering surveying instrument strutting arrangement

Info

Publication number: CN215488848U
Application number: CN202121165631.0U
Authority: CN
Inventors: 毛哲; 黄树枫
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-01-11
Anticipated expiration: 2031-05-28

Abstract

A supporting device for an engineering surveying instrument comprises a lower supporting structure consisting of a fixed leg, a folding leg, universal wheels and a support; an upper supporting structure consisting of a fixing plate, a bolt and a mounting seat is arranged on the lower supporting structure. The upper supporting structure is internally provided with a lifting structure consisting of a support, a threaded sleeve and a threaded column and a horizontal adjusting structure consisting of a fixing plate, a spherical groove, a ball head connecting piece, a mounting seat, a glass tube and red liquid. The utility model has novel and reasonable design. When the engineering surveying and mapping instrument supporting device is used, firstly, the pedal is pedaled, the cone of the folding leg is pedaled into the soil layer, the engineering surveying and mapping instrument supporting device is firmly placed, and the measurement work is carried out after the horizontal adjustment. The measuring instrument of the utility model has rapid horizontal adjustment, consumes less energy and accelerates the measuring work progress. After the measurement, the folding leg is folded into the fixed leg to make the universal wheel land. The handle is held by hand to conveniently and labor-saving move the engineering surveying and mapping instrument supporting device to a new station.

Description

Engineering surveying instrument strutting arrangement

Technical Field

The utility model relates to an auxiliary tool of a surveying instrument, in particular to a supporting device of an engineering surveying instrument.

Background

At present, a surveying instrument is supported by a tripod and then is tested. When using the current tripod of surveying instrument to remove the station, need carry with whole mode, at the job site that the topography is complicated, it is inconvenient wholly to carry or carry the device, both the maloperation is hard again. In addition, the horizontal adjustment work of the measuring instrument by using the existing tripod supporting device is complicated, time is consumed, and the investment is great.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a supporting device of an engineering surveying and mapping instrument, which is easy and convenient to move on a construction site with complex terrain, saves physical energy, adjusts the horizontal work of the surveying instrument by utilizing the supporting device, and is short in time and high in speed.

The object of the utility model is achieved. The engineering surveying and mapping instrument supporting device comprises three tripod type supporting legs, and is characterized in that: each supporting leg is composed of an upper fixing leg 11 and a lower folding leg 12, each fixing leg 11 is respectively formed by connecting two plate-shaped side legs into an n-shaped fork piece through an upper end flat plate, three fixing legs 11 are respectively connected on the lower surface of the support 10 through flat plates at the upper end of the n-shaped fork piece by hinges 17 uniformly, a structural groove is formed in a gap between the two side legs of the fixing legs 11, a group of shaft holes are symmetrically formed in the lower parts of the group of side legs, the folding legs 12 are in a strip plate shape, the upper parts of the folding legs 12 are positioned in the structural groove between the two flat plates of the fixing legs 11, a through hole is formed in the upper ends of the folding legs 12, the folding legs 12 are hinged on the group of side legs through the shaft holes of the fixing legs 11 and self through pins 14, a smooth through hole is formed in the center of the support 10, a threaded column 20 is arranged in the smooth through hole, a limiting convex strip 23 is vertically arranged on the inner wall of the through hole of the support 10, a limiting groove 22 is arranged in the vertical direction of the threaded column 20, the limit convex strip 23 of the support 10 is embedded in the limit groove 22 of the threaded column 20 to form a sliding fit pair, the lower part of the support 10 is horizontally provided with a placing groove, a threaded sleeve 21 is embedded in the placing groove, the center of the threaded sleeve 21 is provided with a threaded hole, the threaded sleeve 21 is in threaded connection with the threaded column 20, the threaded hole of the threaded sleeve 21, the threaded column 20 and the through hole of the support 10 are coaxial, the top end of the threaded column 20 is in threaded connection with the lower surface of the center of the oblate fixing plate 24, the center of the upper surface of the fixing plate 24 is provided with a spherical groove 27, the edge of the fixing plate 24 is uniformly provided with a plurality of threaded holes around the circle center, the spherical groove 27 is in movable fit connection with a ball head at the lower part of a ball head connecting piece 26, a connecting rod at the upper part of the cylindrical connecting piece 26 is connected with a mounting seat 25, and each threaded hole on the fixing plate 24 penetrates through a threaded hole threaded connection bolt 31, the top end of the bolt 31 is connected with the lower surface of the mounting seat 25.

The utility model relates to a supporting device for an engineering surveying and mapping instrument, wherein a semicircular limiting groove 16 is arranged at the bottom of the right leg of a fixed leg 11, a pin shaft 14 is hinged in a through hole of the fixed leg 11 at the circle center of the limiting groove 16, a limiting rod 15 is arranged on the part of the pin shaft 14 exposed out of the limiting groove 16, the limiting rod 15 is provided with a rotating area of 0-180 degrees in the limiting groove 16, the folding leg 12 is in a stretched state outside the fixed leg 11 when the limiting rod 15 rotates to a limiting position of 0 degree below the pin shaft 14, the folding leg 12 is in a folded state in a structural groove of the fixed leg 11 when the limiting rod 15 rotates to a limiting position of 180 degrees above the pin shaft 14, a universal roller 13 is arranged at the top end of the folding leg 12, and the universal roller 13 is in a touchable state when the folding leg 12 is in the folded state.

The utility model relates to a supporting device for engineering surveying and mapping instruments, wherein a threaded sleeve 21 has a horizontal rotation track in positive and negative directions in a placing groove of a support 10, the threaded sleeve 21 rotates anticlockwise, a threaded column 20 has a straight-line ascending motion track under the action of the threaded sleeve 21 and a limiting convex strip 23 of the support 10, the threaded sleeve 21 rotates clockwise, the threaded column 20 has a straight-line descending motion track under the action of the threaded sleeve 21 and the limiting convex strip 23 of the support 10, a ball head connecting piece 26 on a mounting seat 25 has a carrying and rotating motion track which can incline to any direction in a spherical groove 27 on a fixing plate 24, an annular groove is arranged at the middle lower part of the mounting seat 25, an annular cylindrical glass tube 28 is arranged in the space of the annular groove, a red liquid 29 is filled in a cavity of the glass tube 28, and a circle of marking rings 30 are arranged on the arc-shaped tube wall of the glass tube 29, the marking ring 30 is parallel to the upper surface of the mounting seat 25, the liquid level of the red liquid 29 is flush with the marking ring 30, the mounting seat 25 and the measuring instrument 32 are in a horizontal state, the support 10, the threaded sleeve 21 and the threaded column 20 form a lifting structure, and the fixing plate 24, the spherical groove 27, the ball head connecting piece 26, the mounting seat 25 and the annular groove thereof, the glass tube 28, the red liquid 29 and the marking ring 30 form a horizontal adjusting structure.

The utility model relates to a supporting device for an engineering surveying instrument, wherein the bottom end of a folding supporting leg 12 is in a cone structure, and a rectangular soil entering pedal 18 is fixed at the top of the outer side wall of the cone.

The engineering surveying instrument supporting device is characterized in that a handle 19 is respectively arranged on the left side and the right side of the support 10.

The engineering surveying instrument supporting device is different from the prior art in that the engineering surveying instrument supporting device is provided with a lower supporting structure consisting of a fixed leg, a folding leg, a universal wheel and a support; an upper supporting structure consisting of a fixing plate, a bolt and a mounting seat is arranged on the lower supporting structure; the measuring instrument supporting structure is internally provided with a lifting structure consisting of a support, a threaded sleeve and a threaded column and a horizontal adjusting structure consisting of a fixing plate, a spherical groove, a ball head connecting piece, a mounting seat, a glass tube and red liquid. The engineering surveying instrument supporting device is novel and reasonable in design. The engineering surveying instrument supporting device is used, firstly, a pedal is used for treading, a cone of the folding leg is treaded into a soil layer, the engineering surveying instrument supporting device is firmly placed, and the measuring work is carried out after the horizontal adjustment. The horizontal adjustment of the measuring instrument is quick, the energy consumption is less, and the measuring work progress is accelerated. After the measurement, the folding leg is folded into the fixed leg, and the universal wheel is grounded. The handle is held by hand, and the engineering surveying and mapping instrument supporting device can be conveniently and labor-saving moved to a new station.

The supporting device of the engineering surveying and mapping instrument of the present invention is further described with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural diagram of the supporting device of the engineering surveying and mapping instrument of the present invention.

Fig. 2 is a right view schematic diagram of the structure of the fixed leg and the folding leg of the supporting device of the engineering surveying and mapping instrument.

FIG. 3 is a block diagram of the support, threaded sleeve and threaded post of the engineering surveying instrument support.

FIG. 4 is a schematic diagram of a horizontal adjustment structure in a supporting device of an engineering surveying instrument.

Detailed Description

As shown in fig. 1, the supporting device of the engineering surveying and mapping instrument of the present invention includes three tripod-type legs. Each leg of the engineering surveying instrument supporting device is composed of an upper fixing leg 11 and a lower folding leg 12. Each fixed leg 11 is formed by connecting two plate-shaped side legs into an n-shaped fork piece through an upper end flat plate. Three fixed legs 11 are respectively connected on the lower surface of the support 10 by hinges 17 through flat plates at the upper ends of the n-shaped fork pieces. The space between the two side legs of the fixed leg 11 forms a structural channel. The lower parts of the side legs are symmetrically provided with a group of shaft holes. The folding legs 12 are in the form of strips. The upper part of the folding leg 12 is positioned in a structural groove between two flat plates of the fixed leg 11, and the upper end of the folding leg is provided with a through hole. The folding legs 12 are hinged on a group of side legs by pin shafts 14 through the shaft holes of the fixing legs 11 and the through holes of the folding legs.

As shown in fig. 3, the support 10 has a smooth through hole in the center, and a threaded post 20 is disposed in the smooth through hole. A limit convex strip 23 is vertically arranged on the inner wall of the through hole of the support 10. The threaded post 20 is provided with a stop groove 22 in a vertical direction. The limit convex strip 23 of the support 10 is embedded in the limit groove 22 of the threaded column 20 to form a sliding fit pair. The lower part of the support 10 is horizontally provided with a placing groove, and a threaded sleeve 21 is embedded in the placing groove. The threaded sleeve 21 is provided with a threaded hole in the center. The threaded sleeve 21 is threadedly connected to the threaded post 20. The threaded hole of the threaded sleeve 21, the threaded column 20 and the through hole of the support 10 are coaxial.

As shown in fig. 1 and 4, the top end of the threaded post 20 is threadedly coupled to the central lower surface of the fixing plate 24 having an oblate shape. The center of the upper surface of the fixing plate 24 is provided with a spherical groove 27, and the edge of the fixing plate 24 is uniformly provided with a plurality of threaded holes around the circle center. The spherical groove 27 is movably matched with a ball head at the lower part of the ball head connecting piece 26, and a connecting rod at the upper part of the ball head connecting piece 26 is connected with the cylindrical mounting seat 25. Each threaded hole in the retaining plate 24 extends through a threaded hole threaded connection bolt 31. The top end of the bolt 31 is connected with the lower surface of the mounting seat 25. The mounting base 25 has a measuring instrument 32 mounted thereon.

As shown in FIG. 2, the bottom of the right leg of the fixed leg 11 is provided with a semicircular limiting groove 16, and a pin 14 is hinged in a through hole of the fixed leg 11 at the circle center of the limiting groove 16. The part of the pin shaft 14 exposed out of the limit groove 16 is provided with a limit rod 15. The limiting rod 15 is provided with a 0-180-degree rotating area in the limiting groove 16. When the limiting rod 15 rotates to the limiting position of 0 degree below the pin shaft 14, the folding leg 12 is in the extended state outside the fixed leg 11; when the limiting rod 15 rotates to the 180-degree limiting position above the pin shaft 14, the folding leg 12 is in a folding state in the structural groove of the fixed leg 11. The folding leg 12 is provided at the top with a universal roller 13, and the folding leg 12 is in a folded state, and the universal roller 13 is in a touchable state (see fig. 1).

As shown in fig. 1 and 3, the threaded sleeve 21 has a forward and backward horizontal rotation track in the placement groove of the support 10. The threaded sleeve 21 is rotated anticlockwise, and the threaded column 20 has a straight-line ascending motion track under the action of the threaded sleeve 21 and the limiting convex strip 23 of the support 10; by rotating the threaded sleeve 21 clockwise, the threaded stud 20 has a linear descending movement under the action of the threaded sleeve 21 and the limit rib 23 of the support 10. The support 10, the threaded sleeve 21 and the threaded column 20 form a lifting structure.

As shown in fig. 4, the ball joint 26 of the mounting base 25 has a carrying movement track that can be tilted in any direction in the spherical groove 27 of the fixing plate 24. The middle lower part of the mounting seat 25 is provided with an annular groove, an annular cylindrical glass tube 28 is arranged in the space of the annular groove, and red liquid 29 is filled in the cavity of the glass tube 28. A circle of marking rings 30 are arranged on the arc-shaped wall of the glass tube 29. The marker ring 30 is parallel to the upper surface of the mounting seat 25. The level of the red liquid 29 is flush with the marker ring 30 to be the level of the mounting base 25 and the measuring instrument 32. The fixing plate 24, the spherical groove 27, the ball head connecting piece 26, the mounting seat 25 and the annular groove thereof, the glass tube 28, the red liquid 29 and the marking ring 30 form a horizontal adjusting structure.

As shown in fig. 1, the bottom end of the folding leg 12 is in a cone structure, and a rectangular pedal 18 for stabilizing the supporting device of the engineering surveying and mapping instrument is fixed at the top of the outer side wall of the cone. The left side and the right side of the support 10 are respectively provided with a handle 19 for controlling the moving station of the supporting device of the engineering surveying instrument.

The above-mentioned embodiments are merely descriptions of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made to the technical solutions of the present invention by those skilled in the art without departing from the spirit of the present invention are intended to fall within the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides an engineering surveying instrument strutting arrangement, includes three tripod formulas landing leg, its characterized in that: each supporting leg is composed of an upper fixing leg 11 and a lower folding leg 12, each fixing leg 11 is respectively formed by connecting two plate-shaped side legs into an n-shaped fork piece through an upper end flat plate, three fixing legs 11 are respectively connected on the lower surface of the support 10 through flat plates at the upper end of the n-shaped fork piece by hinges 17 uniformly, a structural groove is formed in a gap between the two side legs of the fixing legs 11, a group of shaft holes are symmetrically formed in the lower parts of the group of side legs, the folding legs 12 are in a strip plate shape, the upper parts of the folding legs 12 are positioned in the structural groove between the two flat plates of the fixing legs 11, a through hole is formed in the upper ends of the folding legs 12, the folding legs 12 are hinged on the group of side legs through the shaft holes of the fixing legs 11 and self through pins 14, a smooth through hole is formed in the center of the support 10, a threaded column 20 is arranged in the smooth through hole, a limiting convex strip 23 is vertically arranged on the inner wall of the through hole of the support 10, a limiting groove 22 is arranged in the vertical direction of the threaded column 20, the limit convex strip 23 of the support 10 is embedded in the limit groove 22 of the threaded column 20 to form a sliding fit pair, the lower part of the support 10 is horizontally provided with a placing groove, a threaded sleeve 21 is embedded in the placing groove, the center of the threaded sleeve 21 is provided with a threaded hole, the threaded sleeve 21 is in threaded connection with the threaded column 20, the threaded hole of the threaded sleeve 21, the threaded column 20 and the through hole of the support 10 are coaxial, the top end of the threaded column 20 is in threaded connection with the lower surface of the center of the oblate fixing plate 24, the center of the upper surface of the fixing plate 24 is provided with a spherical groove 27, the edge of the fixing plate 24 is uniformly provided with a plurality of threaded holes around the circle center, the spherical groove 27 is in movable fit connection with a ball head at the lower part of a ball head connecting piece 26, a connecting rod at the upper part of the cylindrical connecting piece 26 is connected with a mounting seat 25, and each threaded hole on the fixing plate 24 penetrates through a threaded hole threaded connection bolt 31, the top end of the bolt 31 is connected with the lower surface of the mounting seat 25.

2. The engineered surveying instrument support apparatus of claim 1, wherein: the utility model discloses a folding leg, including fixed leg 11 structure inslot, fixed leg 11, pin shaft 14, stopper rod 15, hinge pin 14, pin shaft 14 exposes and is equipped with a stopper rod 15 on the part of stopper groove 16, stopper rod 15 has a rotation region 0~180 in stopper groove 16 in the fixed leg 11 through-hole at stopper groove 16 centre of a circle position, stopper rod 15 rotates and is in the outside state of straightening of fixed leg 12 for folding leg 12 when 0 stopper position below the pin shaft 14, stopper rod 15 rotates and is folding state that folding leg 12 is in fixed leg 11 structure inslot when 180 stopper positions on the pin shaft 14, folding leg 12 top is equipped with a universal gyro wheel 13, folding leg 12 is located under folding state, universal gyro wheel 13 is in the state of can touchdown.

3. The engineered surveying instrument support apparatus of claim 1 or 2, wherein: the threaded sleeve 21 has horizontal rotation tracks in the positive and negative directions in a placement groove of the support 10, the threaded sleeve 21 is rotated anticlockwise, the threaded column 20 has a straight-line ascending motion track under the action of the threaded sleeve 21 and the limiting convex strip 23 of the support 10, the threaded sleeve 21 is rotated clockwise, the threaded column 20 has a straight-line descending motion track under the action of the threaded sleeve 21 and the limiting convex strip 23 of the support 10, the ball head connecting piece 26 on the mounting seat 25 has a carrying motion track which can incline to any direction in the spherical groove 27 on the fixing plate 24, the middle lower part of the mounting seat 25 is provided with an annular groove, an annular cylindrical glass tube 28 is arranged in the space of the annular groove, red liquid 29 is filled in the cavity of the glass tube 28, a circle of marking ring 30 is arranged on the arc-shaped tube wall of the glass tube 29, and the marking ring 30 is parallel to the upper surface of the mounting seat 25, the liquid level of the red liquid 29 is flush with the marking ring 30 and is in a horizontal state of the mounting seat 25 and the measuring instrument 32, the support 10, the threaded sleeve 21 and the threaded column 20 form a lifting structure, and the fixing plate 24, the spherical groove 27, the ball head connecting piece 26, the mounting seat 25 and the annular groove thereof, the glass tube 28, the red liquid 29 and the marking ring 30 form a horizontal adjusting structure.

4. The engineered surveying instrument support apparatus of claim 1, wherein: the bottom end of the folding leg 12 is in a cone structure, and a rectangular soil entering pedal 18 is fixed at the top of the outer side wall of the cone.

5. The engineered surveying instrument support apparatus of claim 1, wherein: a handle 19 is provided on each of the left and right sides of the support 10.