CN219390944U

CN219390944U - Topography measuring device

Info

Publication number: CN219390944U
Application number: CN202320589041.3U
Authority: CN
Inventors: 李卫霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-07-21
Anticipated expiration: 2033-03-23

Abstract

The utility model relates to the technical field of land measurement, in particular to a topography measuring device, which comprises a main pipe, wherein an inner pipe is nested in the main pipe, and the upper end of the inner pipe is detachably connected with a level after extending out of the main pipe; the guide member is arranged at the lower end of the inner pipe and is movably connected with the main pipe; the rotating piece is rotatably arranged at the upper end of the main pipe, a threaded section on the inner pipe is connected with the middle part of the rotating piece in a threaded manner and penetrates through the middle part of the rotating piece, and when the rotating piece rotates, the inner pipe is driven to lift under the action of the guide member; the sliding sleeve is sleeved on the main pipe in a vertically sliding manner; the support is characterized in that a plurality of supports are uniformly distributed along the circumferential direction of the main pipe, the upper end of each support is hinged with a first hinging seat on the sliding sleeve through a locking member, the support is movably connected with the lower end of the main pipe positioned below the sliding sleeve through a connecting rod, and the main pipe can be driven to lift when the support swings. Compared with the prior art, the utility model has the advantages of simple operation mode, stronger stability and more accurate measurement data.

Description

Topography measuring device

Technical Field

The utility model relates to the technical field of land planning, in particular to a topography measuring device.

Background

The land planning needs to use all kinds of professional measuring device to measure the topography, and traditional topography measuring device adopts the mode of installing the instrument on supporting component to measure the operation at present more, because whole topography measurement in-process needs to change the place often, for convenient transportation and use stability, current supporting component comprises a plurality of support pieces more, and but every support piece adopts can receive and releases or dismantles formula, but can not link between a plurality of support pieces, need the manual work receive and release, locking to every support piece in proper order, complex operation, stability are also poor. In addition, in order to adjust the instrument to a proper height, the existing measuring device also needs to repeatedly adjust the heights of all the supporting pieces so as to achieve accurate measurement height, and the whole operation process is complicated. In view of the above problems, we propose a terrain measuring device.

Disclosure of Invention

In view of the above, the present utility model provides a topography measuring device, which aims to solve the above technical problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

a terrain measurement device comprising:

the main pipe is nested with an inner pipe, and the upper end of the inner pipe extends out of the main pipe and is detachably connected with the level gauge;

the guide member is arranged at the lower end of the inner pipe and is movably connected with the main pipe;

the rotating piece is rotatably arranged at the upper end of the main pipe, a threaded section on the inner pipe is connected with and penetrates through the middle part of the rotating piece in a threaded manner, and when the rotating piece rotates, the inner pipe is driven to lift under the action of the guide member;

the sliding sleeve is sleeved on the main pipe in a vertically sliding manner;

the support comprises a sliding sleeve, a plurality of supports, a plurality of connecting rods and a plurality of connecting rods, wherein the plurality of supports are uniformly distributed along the circumferential direction of the main pipe, the upper end of each support is hinged with the first hinging seat on the sliding sleeve through the locking member, and the connecting rods are movably connected with the lower end of the main pipe below the sliding sleeve, so that the main pipe can be driven to lift when the supports swing.

The utility model is further improved in that the rotating piece is a first bevel gear, a transmission shaft is rotatably arranged on the support plate at one side of the main pipe, a second bevel gear arranged at one end of the transmission shaft is meshed with the first bevel gear, and a hand wheel is arranged at the other end of the transmission shaft.

The utility model is further improved in that the support plate is provided with a fixed seat, the transmission shaft is connected with the rotating shaft of the fixed seat, the set screw is in threaded connection with the fixed seat, and the lower end of the set screw abuts against the transmission shaft.

The utility model further improves that the guide member comprises a guide shaft at the lower end of the inner tube, the guide shaft is of a polygonal column structure, and a guide sleeve matched with the guide shaft is arranged at the lower end of the main tube.

The utility model is further improved in that the surface of the upper end of the bracket, which is opposite to the first hinging seat, is respectively provided with a meshing surface and a locking surface, the locking component comprises a locking nail which sequentially penetrates through the upper end of the bracket and the first hinging seat, one end of the locking nail, which is close to the bracket, is provided with a clamping head, and the other end of the locking nail, which is close to the first hinging seat, is connected with a locking nut.

The utility model further improves that the outer side of the first end of the bracket is provided with a positioning groove matched with the clamping head.

The utility model further improves that the lower end of the bracket is provided with a conical locating nail.

The utility model is further improved in that a pedal is arranged on the outer side of the bracket near the lower end of the bracket.

The utility model further improves that the upper surface of the pedal is provided with anti-skid lines.

The utility model is further improved in that the two ends of the connecting rod are respectively hinged with the middle part of the bracket and the second hinging seat on the main pipe.

By adopting the technical scheme, the utility model has the following technical progress:

according to the terrain measuring device, the brackets are hinged with the sliding sleeve through the locking members so as to lock or loosen the brackets, and are movably connected with the lower end of the main pipe below the sliding sleeve through the connecting rods, when one bracket swings, the other brackets can be driven to swing synchronously, the main pipe is driven to lift, the linkage retraction of the brackets and the lifting of the main pipe and an instrument on the main pipe are realized, and when one bracket is locked, the position fixing of the other brackets and the main pipe can be realized.

Under the guiding action of the guiding component, the inner pipe in threaded connection with the guiding component is driven to lift by the rotary rotating piece, so that the instrument is adjusted in height on the basis of opening a plurality of supports and fixing a main pipe, and the instrument is simpler and more convenient to adjust and operate in the prior art, and the measurement data is more accurate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a terrain measuring device according to the present utility model;

FIG. 2 is a schematic view of the rotor assembly of FIG. 1 according to the present utility model;

FIG. 3 is an enlarged partial schematic view of the guide member of FIG. 1 according to the present utility model;

FIG. 4 is a schematic view of a lock member according to the present utility model;

FIG. 5 is a schematic view of the structure of the bracket according to the present utility model;

reference numerals illustrate:

the device comprises a main pipe, an inner pipe, a rotating piece, a sliding sleeve, a first hinging seat, a locking surface, a guide key, a support plate, a fixing seat, a fastening screw, a transmission shaft, a driving shaft, a second bevel gear, a hand wheel, a guide groove, a leveling instrument, a guide member, a guide shaft, a limiting block, a guide sleeve, a support, a clamping surface, a locking screw, a locking nut, a connecting rod, a locking nut, a pedal, a locking protrusion and a limiting protrusion.

Detailed Description

Technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it should be apparent that in the following description, specific details are set forth such as the specific system structure, technology, etc. for the purpose of illustration rather than limitation, in order to provide a thorough understanding of the embodiments of the present utility model. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present utility model with unnecessary detail.

The utility model provides a topography measuring device, as can be seen from the accompanying drawings 1 to 5 of the specification, the topography measuring device mainly comprises a main pipe 10, an inner pipe 11 is nested in the main pipe, and the upper end of the inner pipe 11 extends out of the main pipe 10 and is detachably connected with a level 20; the guide member 30 is installed at the lower end of the inner tube 11 and is movably connected with the main tube 10; the rotating piece 12 is rotatably arranged at the upper end of the main pipe 10, a threaded section on the inner pipe 11 is in threaded connection with the middle part of the rotating piece 12 and penetrates through the threaded section, and when the rotating piece 12 rotates, the inner pipe 11 is driven to lift under the action of the guide member 30; the sliding sleeve 13 is sleeved on the main pipe 10 in a vertically sliding manner; the upper end of each bracket 40 is hinged with a first hinging seat 131 on the sliding sleeve 13 through a locking member 41, and is movably connected with the lower end of the main pipe 10 positioned below the sliding sleeve 13 through a connecting rod 42, and when the bracket 40 swings, the main pipe 10 can be driven to lift.

As can be seen from fig. 4 of the specification, the guide groove 17 is provided along the outer surface of the main pipe 10 along the axial direction thereof, and the guide key 133 is provided on the inner wall of the corresponding sliding sleeve 13, so that the sliding sleeve 13 moves up and down along the axial direction of the main pipe 10 more stably, and the sliding sleeve 13 can be prevented from rotating by a certain angle to distort and deform the support 40, thereby ensuring the stability of supporting the main pipe 10 by the plurality of supports 40.

Specifically, the sliding sleeve 13 and the first hinge seat 131 may be fixedly connected by welding, or the sliding sleeve 13 and the first hinge seat 131 are made of nylon material and are integrally injection molded.

The plurality of brackets 40 and the plurality of first hinge bases 131 are in one-to-one correspondence, and specifically, the number of the brackets 40 and the number of the first hinge bases 131 are 3.

Specifically, as can be seen from fig. 1 of the specification, two ends of the connecting rod 42 are hinged to the middle part of the bracket 40 and the second hinge seat 16 on the main pipe 10. When one of the brackets 40 swings with the hinge point corresponding to the first hinge seat 131 as a rotation axis, the other brackets 40 can be driven to swing synchronously and drive the main pipe 10 to lift, so as to realize the linkage retraction of the brackets 40, and the lifting of the main pipe 10 and the instruments thereon, and in the same way, the position fixing of the other brackets 40 and the main pipe 10 can be realized when one of the brackets 40 is locked.

In the prior art, the method of repeatedly adjusting the height of the support 40 is mostly adopted to adjust the use height of the instrument, so that the accuracy is poor and the operation is complicated. In the utility model, under the guiding action of the guiding component 30, the inner pipe 11 in threaded connection with the guiding component is driven to lift by rotating the rotating piece 12, so that the height of the instrument is adjusted on the basis of opening and fixing the main pipe 10 by a plurality of brackets 40, the adjustment operation is simpler and more convenient than the prior art, and the data measured on the basis is more accurate.

As an embodiment, as shown in fig. 1 and 2 of the specification, the rotating member 12 is a first bevel gear, a threaded section on the inner tube 11 is threaded with and penetrates through the middle of the first bevel gear, a support plate 14 on one side of the main tube 10 is rotatably provided with a transmission shaft 15, a second bevel gear 151 installed at one end of the transmission shaft 15 is meshed with the first bevel gear, and a hand wheel 152 is installed at the other end of the transmission shaft 15. The hand wheel 152 is rotated, the first bevel gear is driven to rotate by the second bevel gear 151, and then the inner tube 11 is prevented from rotating under the action of the guide member 30, so that the inner tube 11 and the instrument are driven to lift. When the main pipe 10 and the inner pipe 11 are vertically placed in field use, the rotating piece 12 adopts a bevel gear, so that the transmission shaft 15 is horizontally arranged, and an operator rotates the hand wheel 152 more conveniently.

In this embodiment, as can be seen from fig. 1 and 2 of the specification, the support plate 14 is provided with a fixing seat 141, the transmission shaft 15 is rotatably connected with the fixing seat 141, the fastening screw 142 is screwed on the fixing seat 141, and the lower end thereof abuts against the transmission shaft 15. When the inner tube 11 and the instrument are adjusted to a proper height, the hand wheel 152 stops rotating, the position of the transmission 15 is fixed by rotating the set screw 142, and the transmission is placed to rotate, so that the stability of the instrument height is ensured.

Specifically, the free end of the set screw 142 has anti-slip lines along the circumferential direction, so that the operator can rotate the set screw 142 and apply force, and the fixing effect of the driving shaft 15 is better.

As an example, as shown in fig. 1 and 3 of the drawings, the guide member 30 includes a guide shaft 31 at the lower end of the inner tube 11, the guide shaft 31 is a polygonal column structure, and a guide sleeve 32 adapted to the guide shaft 31 is installed at the lower end of the main tube 10. Specifically, the guide shaft 31 is a hexagonal cylinder or an octagonal cylinder.

When the rotating member 12 rotates, under the cooperation of the guide shaft 31 and the guide sleeve 32, the rotating member 12 drives the inner tube 11 to lift through threaded connection, so that the inner tube 11 is prevented from rotating.

In this embodiment, the length of the guide shaft 31 is greater than that of the guide sleeve 32, specifically, the lower end of the guide shaft 31 should extend below the guide sleeve 32 all the time within the lifting range of the inner tube 11, so as to satisfy that the guide member 30 always plays a guiding role within the lifting range of the inner tube 11.

In this embodiment, a stopper 311 is disposed at the lower end of the guide shaft 31 extending out of the guide sleeve 32. Specifically, the limiting block 311 may be made of nylon or rubber, and is detachably mounted at the lower end of the guide shaft 31.

In this embodiment, as can be seen from fig. 1, fig. 4 and fig. 5 of the specification, the surface of the upper end of the bracket 40 opposite to the first hinge seat 131 is provided with a gripping surface 401 and a locking surface 132, the locking member 41 includes a locking nail 411 penetrating through the upper end of the bracket 40 and the first hinge seat 131 in sequence, one end of the locking nail 411 near the bracket 40 is provided with a chuck 412, and the other end of the locking nail 411 near the first hinge seat 131 is connected with a locking nut 413.

Specifically, the lock nut 413 is a wing nut.

By unscrewing or screwing the lock nut 413, the upper end of the bracket 40 and the first hinge seat 131 are loosened, wherein the engagement surface 401 and the locking surface 132 are matched for use, so that the friction force between the upper end of the bracket 40 and the opposite surface of the first hinge seat 131 can be improved, and the locking effect of the bracket 40 is improved.

In this embodiment, as can be seen from fig. 4 of the specification, the outer side of the first end of the bracket 40 has a positioning slot 402 adapted to the chuck 412, so as to prevent the locking pin 411 from rotating along with the rotation of the locking nut 413.

In this embodiment, as can be seen from fig. 5 of the specification, the lower end of the bracket 40 is provided with a conical positioning pin 43. After the plurality of brackets 40 are unfolded, the positioning nails 43 can extend into the ground, so that the stability of the whole measuring device is improved.

In this embodiment, as can be seen from fig. 5 of the specification, a pedal 44 is disposed on the outer side of the support 40 near the lower end of the support 40, and specifically, the upper surface of the pedal 44 has anti-slip lines. Specifically, the pedal 44 is connected with the bracket 40 in a foldable manner, and a limit protrusion 45 is provided on the bracket 40 below the pedal 44.

It should be noted that in this patent application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, does not include, without limitation, additional elements that are defined by the term "include" an.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.

Claims

1. A terrain measuring device, comprising:

the sliding sleeve is sleeved on the main pipe in a vertically sliding manner;

2. The terrain measuring device according to claim 1, wherein the rotating member is a first bevel gear, a transmission shaft is rotatably arranged on the support plate on one side of the main pipe, a second bevel gear arranged at one end of the transmission shaft is meshed with the first bevel gear, and a hand wheel is arranged at the other end of the transmission shaft.

3. The terrain measuring device of claim 2, wherein the support plate is provided with a fixing seat, the transmission shaft is connected with the rotating shaft of the fixing seat, the fixing seat is in threaded connection with a set screw, and the lower end of the fixing screw abuts against the transmission shaft.

4. A terrain measuring device according to claim 1, characterized in that the guide member comprises a guide shaft at the lower end of the inner tube, the guide shaft being of polygonal cylindrical configuration, and a guide sleeve fitted with the guide shaft being mounted at the lower end of the main tube.

5. The terrain measuring device of any of claims 1-4, wherein a surface of the upper end of the bracket opposite to the first hinge seat is provided with a mating surface and a locking surface, the locking member comprises a locking nail penetrating through the upper end of the bracket and the first hinge seat in sequence, one end of the locking nail near the bracket is provided with a clamping head, and the other end of the locking nail near the first hinge seat is connected with a locking nut.

6. The topography measuring device of claim 5, wherein the outer side of the first end of the bracket has a detent adapted to the chuck.

7. A terrain measuring device according to claim 5, wherein the lower end of the support is a tapered dowel.

8. A terrain measuring device according to claim 5, characterized in that a pedal is provided on the outside of the support near the lower end of the support.

9. A terrain measuring device according to claim 8, wherein the upper surface of the pedal has anti-slip texture.

10. The terrain measuring device of claim 1, wherein two ends of the connecting rod are hinged with the second hinging seat on the middle part of the bracket and the main pipe respectively.