CN219867071U

CN219867071U - On-spot mapping device is used in real estate survey and drawing

Info

Publication number: CN219867071U
Application number: CN202321123534.4U
Authority: CN
Inventors: 钱年圣; 赵成峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-08
Filing date: 2023-05-08
Publication date: 2023-10-20
Anticipated expiration: 2033-05-08

Abstract

The utility model relates to the technical field of surveying equipment, in particular to a field surveying device for real estate surveying, which comprises: base, bridging mechanism, bottom plate and balancing weight, the through-hole has been seted up along main extension face normal to the base, bridging mechanism installs in the through-hole, bottom plate and balancing weight are connected with bridging mechanism respectively to be located the both sides of base, cooperation bridging mechanism adjusts the inclination of bottom plate and balancing weight, the screw has been seted up to the lateral wall of base, the screw runs through in the base along the radial direction of through-hole, in order to solve among the prior art to the comparatively loaded down with trivial details problem of the presetting process of surveying instrument.

Description

On-spot mapping device is used in real estate survey and drawing

Technical Field

The utility model relates to the technical field of surveying and mapping equipment, in particular to a field surveying and mapping device for real estate surveying and mapping.

Background

Usually use theodolite, total powerstation and spirit level to survey and draw real estate, need make round level bubble center through the elevating foot rest before the use to with instrument center and ground survey station mark center coincidence, then through the accurate leveling instrument of foot spiral, just can survey and draw, the pre-adjustment mode of present instrument is comparatively loaded down with trivial details, needs frequent elevating foot rest to adjust.

Disclosure of Invention

The utility model aims to provide a field surveying and mapping device for real estate surveying and mapping, which aims to solve the problem that the pre-leveling process of a surveying and mapping instrument is complicated in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a field mapping device for real estate mapping, comprising: the base is provided with a through hole along the normal direction of the main extension surface, the bridging mechanism is installed in the through hole, the base plate and the balancing weight are respectively connected with the bridging mechanism and located at two sides of the base, the inclination of the base plate and the balancing weight is adjusted by matching with the bridging mechanism, the side wall of the base is provided with a screw hole, and the screw hole penetrates through the base along the radial direction of the through hole.

Preferably, the center of gravity of the bottom plate, the center of gravity of the balancing weight and the center of the bridging mechanism are positioned on the same straight line.

Preferably, the bridging mechanism comprises: ball bowl, bulb, two connecting plates and fixed subassembly, the ball bowl passes through the connecting plate to be set up in the through-hole, and is the opening form along the both ends of base normal ball bowl, bottom plate and balancing weight are located ball bowl open-ended both ends respectively, at least one logical groove has been seted up on the lateral wall of ball bowl, fixed subassembly installs in the screw.

Preferably, the top surface of bottom plate has seted up the connecting hole, and connects connecting bolt at connection Kong Naluo, the bottom plate is connected with bridging structure through at least three connecting rod, at least three connecting rod distributes with connecting hole annular matrix, forms connecting bolt's operating space.

Preferably, the bottom of the balancing weight is provided with an infrared emitter, and the extending direction of the emitted light is collinear with the connecting line of the gravity center of the bottom plate and the gravity center of the balancing weight.

Preferably, the fixing assembly includes: the support rod is inserted into one side of the screw hole, which points to the through hole, the limit bolt is screwed into the screw hole, the adjusting end of the limit bolt is positioned on the outer side of the base, the support plate is positioned in the through groove and fixedly connected with the support rod, and the spring is sleeved on the outer side of the support rod and positioned between the support plate and the inner wall of the through hole.

Preferably, the diameter of the supporting rod is smaller than that of the threaded end of the limit bolt, and the connecting relation between the supporting rod and the screw hole is sliding connection.

Compared with the prior art, the utility model has the beneficial effects that: according to the site surveying and mapping device for real estate surveying and mapping, the balancing weights and the bottom plates which are positioned on two sides of the bridging structure are kept in the vertical state at all times by being matched with the bridging mechanism, so that the top surface of the bottom surface is kept in the horizontal state, when an instrument is leveled, the instrument is not required to be pre-leveled through lifting of a foot rest, the center of the instrument can be easily overlapped with the mark center of a ground station measuring through the infrared emitter at the bottom of the balancing weights, and the pre-leveling step of the instrument is simplified.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a bridging mechanism according to the present utility model;

FIG. 3 is a front view of the present utility model;

FIG. 4 is a schematic view of a fastening assembly according to the present utility model.

In the figure: 11. the base, 12, screw holes, 21, ball bowls, 22, connecting plates, 23, ball heads, 24, through grooves 31, bottom plates, 32, connecting bolts, 331, supporting rods, 332, supporting plates, 333, springs, 334, limit bolts, 4, connecting rods, 51, balancing weights, 52 and infrared emitters.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical scheme of a field mapping device for real estate mapping, and a detailed connection means thereof, which is a well-known technology in the art, mainly introduces the working principle and the procedure, and specifically works as follows.

A field mapping device for real estate mapping, comprising: base 11, bridging mechanism, bottom plate 31 and balancing weight 51, the through-hole has been seted up along main extension face normal to base 11, bridging mechanism installs in the through-hole, bottom plate 31 and balancing weight 51 are connected with bridging mechanism respectively to be located the both sides of base 11, cooperation bridging mechanism adjusts the inclination of bottom plate 31 and balancing weight 51, and screw 12 has been seted up to the lateral wall of base 11, and screw 12 runs through in base 11 along the radial direction of through-hole.

The edge of the bottom surface of the substrate is hinged with a tripod group to provide supporting force, the bridging mechanism can enable the bottom plate 31 and the balancing weights 51 positioned on two sides of the substrate to rotate by taking the center of the through hole as the center of a circle, the weight of the balancing weights 51 is larger than the sum of the weights of the bottom plate 31 and instruments arranged on the bottom plate 31, the gravity of the balancing weights 51 is ensured, the gravity center of the balancing weights 51 and the central connecting line of the bottom plate 31 can be kept in a vertical state, and the number of screw holes 12 is at least one.

The center of gravity of the bottom plate 31, the center of gravity of the weight 51 and the center of the bridging mechanism are on the same straight line.

The straight line is ensured to be kept in a vertical state under the gravity action of the balancing weight 51, thereby ensuring that the top surface of the bottom plate 31 is in a horizontal state.

The bridging mechanism includes: the ball bowl 21, the ball head 23, two connecting plates 22 and fixed subassembly, ball bowl 21 pass through connecting plate 22 and set up in the through-hole, and be the opening form along the both ends of base 11 normal ball bowl 21, bottom plate 31 and balancing weight 51 are located ball bowl 21 open-ended both ends respectively, have seted up at least one logical groove 24 on the lateral wall of ball bowl 21, and fixed subassembly installs in screw 12.

The axes of the open ends at the two sides of the ball bowl 21 are collinear with the axes of the through holes, the connecting plate 22 is positioned between the inner wall of the through holes and the outer wall of the ball bowl 21, the through groove 24 penetrates through the ball bowl 21, and the fixing component limits the rotation of the ball head 23 by using friction force, so that the included angle between the normal of the surface of the bottom plate 31 and the top surface of the base 11 is ensured.

The connecting hole has been seted up to the top surface of bottom plate 31, and has connect connecting bolt 32 at connection Kong Naluo, and bottom plate 31 is connected with bridging structure through at least three connecting rod 4, and at least three connecting rod 4 distributes with the annular matrix of connecting hole, forms the operating space of connecting bolt 32.

The theodolite, the level gauge and other devices are fixed on the top surface of the bottom plate 31 through the connecting bolts 32, and gaps formed between at least three connecting rods 4 are enough to rotate the connecting bolts 32, so that the connecting rods 4 do not obstruct the adjustment of the connecting bolts 32 while connecting the bottom plate 31 with the ball heads 23.

An infrared emitter 52 is mounted at the bottom of the weight 51, and the extending direction of the emitted light is collinear with the line connecting the center of gravity of the bottom plate 31 and the center of gravity of the weight 51.

The infrared emitter 52 can emit a visible red light column, whether the center of the instrument coincides with the center of the ground station mark can be easily observed by naked eyes, the infrared emitter 52 is powered by a battery, and a detachable connection relationship is formed between the infrared emitter 52 and the balancing weight 51 by friction force.

The fixed subassembly includes: the support rod 331, the backup pad 332, spring 333 and stop bolt 334, the one side of directional through-hole in screw 12 is pegged graft to the bracing rod 331, stop bolt 334 spiro union in screw 12, and the adjusting end of stop bolt 334 is located the outside of base 11, and backup pad 332 is located logical inslot 24, and with bracing rod 331 fixed connection, the spring 333 cup joints in the bracing rod 331 outside, and is located between backup pad 332 and the through-hole inner wall.

Soft materials such as flannelette are adhered to the side wall of one side of contact of the supporting plate 332 and the ball head 23, so that the smoothness of the outer wall of the ball head 23 is protected, meanwhile, stable friction force is provided between the supporting plate 332 and the ball head, the supporting plate 332 can slide along the extending direction of the supporting rod 331, meanwhile, under the action of the spring 333, the supporting plate 332 is abutted against the outer wall of the ball head 23 at any time, so that friction force is kept between the ball head 23 and the supporting plate 332, damping force is kept between the ball head 23 and the ball bowl 21 by utilizing the friction force, and after the ball is stable, the ball head 23 and the ball bowl 21 are limited by utilizing the fixing assembly.

The diameter of the supporting rod 331 is smaller than that of the threaded end of the limit bolt 334, and the connecting relation between the supporting rod 331 and the screw hole 12 is sliding connection.

When the limit bolt 334 does not press the support rod 331, the spring 333 can push the support plate 332 to abut against the outer wall of the ball head 23, and when the limit bolt 334 is screwed, the support rod 331 slightly slides in the screw hole 12.

Examples:

when the device is positioned on the ground station, a foot stand is pulled out to be equal in length and placed on the bottom surface, then instruments such as a theodolite active level are fixed on the top surface of the bottom plate 31 through the connecting bolts 32, the infrared emitter 52 is opened, a red light column is directly irradiated on the ground, at the moment, the red light column irradiates the center of a ground station mark, the center of the instrument is overlapped with the center of the ground station mark, then the device stands, under the action of the balancing weight 51, the center of gravity of the bottom plate 31, the center of the balancing weight 51 and the center of a bridging mechanism are positioned on the same vertical line, at the moment, the top surface of the bottom plate 31 is kept in a horizontal state, namely the instrument is in a horizontal state, at the moment, the connecting plates 22 are abutted on the outer wall of the ball head 23 through the connecting rods 4 by screwing the limiting bolts 334, the rotation of the ball head 23 is limited, the pre-adjustment of the instrument is completed, the instrument can be accurately leveled through the horizontal bubble carried by the observation instrument, the spiral of a rotating foot can be continued, and then mapping can be carried out.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A field mapping device for real estate mapping, comprising: the base is provided with a through hole along the normal direction of the main extension surface, the bridging mechanism is installed in the through hole, the base plate and the balancing weight are respectively connected with the bridging mechanism and located at two sides of the base, the inclination of the base plate and the balancing weight is adjusted by matching with the bridging mechanism, the side wall of the base is provided with a screw hole, and the screw hole penetrates through the base along the radial direction of the through hole.

2. The field mapping device for real estate mapping of claim 1 wherein: the center of gravity of the bottom plate, the center of gravity of the balancing weight and the center of the bridging mechanism are positioned on the same straight line.

3. The real estate mapping field mapping device of claim 1 wherein the bridging mechanism comprises: ball bowl, bulb, two connecting plates and fixed subassembly, the ball bowl passes through the connecting plate to be set up in the through-hole, and is the opening form along the both ends of base normal ball bowl, bottom plate and balancing weight are located ball bowl open-ended both ends respectively, at least one logical groove has been seted up on the lateral wall of ball bowl, fixed subassembly installs in the screw.

4. The field mapping device for real estate mapping of claim 1 wherein: the top surface of bottom plate has seted up the connecting hole, and connects connecting bolt at connection Kong Naluo, the bottom plate is connected with bridging structure through at least three connecting rod, at least three connecting rod distributes with connecting hole annular matrix, forms connecting bolt's operating space.

5. The field mapping device for real estate mapping of claim 1 wherein: an infrared emitter is arranged at the bottom of the balancing weight, and the extending direction of the emitted light is collinear with the connecting line of the gravity center of the bottom plate and the gravity center of the balancing weight.

6. A real estate mapping field mapping device according to claim 3 characterized in that the fixed assembly comprises: the support rod is inserted into one side of the screw hole, which points to the through hole, the limit bolt is screwed into the screw hole, the adjusting end of the limit bolt is positioned on the outer side of the base, the support plate is positioned in the through groove and fixedly connected with the support rod, and the spring is sleeved on the outer side of the support rod and positioned between the support plate and the inner wall of the through hole.

7. The field mapping device for real estate mapping of claim 6 wherein: the diameter of the supporting rod is smaller than that of the threaded end of the limit bolt, and the connecting relation between the supporting rod and the screw hole is sliding connection.