阅读说明：本技术 一种景观设计用便携式测绘装置 (Portable mapping device is used in view design ) 是由 滕有平 于 2020-12-07 设计创作，主要内容包括：本发明涉及景观设计工具技术领域,公开了一种景观设计用便携式测绘装置,包括：底座、第一螺杆、两根限位杆、螺母、顶杆、显示屏、微处理器和开关,底座上设有第一红外测距传感器,第一螺杆与底座铰接,两根限位杆设于第一螺杆的前后两侧,螺母螺接于第一螺杆上,前后两侧端分别固连有限位板,两根限位杆沿限位板上下滑动,螺母上设有第一挡板,顶杆与螺母通过轴承连接,下端面设有第一压力传感器,显示屏设于底座上,与电源电连接,微处理器设于底座内,分别与第一红外测距传感器、第一压力传感器和显示屏信号连接,开关设于底座上。本发明装置可以准确测量景观环境中的被测物的高度信息。(The invention relates to the technical field of landscape design tools, and discloses a portable mapping device for landscape design, which comprises: the base, first screw rod, two gag lever posts, the nut, the ejector pin, the display screen, microprocessor and switch, be equipped with first infrared distance measuring sensor on the base, first screw rod is articulated with the base, both sides around first screw rod are located to two gag lever posts, the nut spiro union is on first screw rod, both sides have linked firmly the limiting plate respectively around, two gag lever posts slide from top to bottom along the limiting plate, be equipped with first baffle on the nut, the ejector pin passes through the bearing with the nut and is connected, the terminal surface is equipped with first pressure sensor down, the display screen is located on the base, be connected with the power electricity, microprocessor locates in the base, respectively with first infrared distance measuring sensor, first pressure sensor and display screen signal connection, the switch is located on the base. The device can accurately measure the height information of the measured object in the landscape environment.)

1. The utility model provides a portable mapping device is used in landscape design which characterized in that includes:

the base (1) is horizontally arranged, and the upper end face of the base is provided with a first infrared distance measuring sensor (7);

the first screw (2) is perpendicular to the base (1), and the lower end of the first screw is hinged with the base (1) through a bearing;

the two limiting rods (3) are symmetrically arranged on the front side and the rear side of the first screw rod (2) and are vertically and fixedly connected to the base (1);

the nut (4) is in threaded connection with the first screw rod (2), the front side end and the rear side end are fixedly connected with limiting plates (5) respectively, through holes (29) are formed in the limiting plates (5) respectively, the two limiting rods (3) penetrate through the corresponding through holes (29) respectively and slide up and down along the limiting plates (5), a first baffle (6) is arranged on the left lower end face of the nut (4) and close to the first screw rod (2), the first baffle (6) is arranged corresponding to the first infrared distance measuring sensor (7), and infrared rays emitted by the first infrared distance measuring sensor (7) can be reflected back to the first infrared distance measuring sensor (7) by the first baffle (6) so that the first infrared distance measuring sensor (7) can measure a distance value;

the ejector rod (8) is connected with the right end face of the nut (4) through a bearing, and a first pressure sensor (9) is arranged on the lower end face close to the tail end;

the display screen (10) is arranged on the base (1) and is electrically connected with a power supply;

the microprocessor is arranged in the base (1), is respectively in signal connection with the first infrared distance measuring sensor (7), the first pressure sensor (9) and the display screen (10), and is electrically connected with the power supply;

the switch (11) is arranged on the base (1) and used for switching on or off the power supply;

first pressure sensor (9) rotate the in-process at first screw rod (2) and descend until contacting the measured object upper surface along with nut (4), transmit the pressure information that detects for microprocessor, then microprocessor control first infrared distance measurement sensor (7) transmission infrared ray, first baffle (6) reflect first infrared distance measurement sensor (7) back to the infrared ray of first infrared distance measurement sensor (7) transmission, then first infrared distance measurement sensor (7) are the distance value that measures and are the height value transmission to microprocessor, microprocessor shows distance information through display screen (10).

2. The portable surveying and mapping device for landscape design according to claim 1, further comprising:

the telescopic rod (12) can extend or shorten along the axial direction, the lower end of the telescopic rod is hinged with the base (1), the side face of the lower end of the telescopic rod is provided with a second infrared distance measuring sensor (13), the upper end of the telescopic rod is hinged with the sliding block (14), the side face of the upper end of the telescopic rod is provided with a second baffle plate (15) at a corresponding position, the second baffle plate (15) can reflect infrared rays emitted by the second infrared distance measuring sensor (13) back to the second infrared distance measuring sensor (13) so that the second infrared distance measuring sensor (13) can measure a distance value, namely a length value, the lower end face of the ejector rod (8) is provided with a horizontal sliding chute (17), the sliding block (14) is in sliding fit with the sliding chute (17) and can slide left and right along the sliding chute (17), and the right end of the;

the second infrared distance measuring sensor (13) and the second pressure sensor (18) are respectively connected with the microprocessor through signals, the upper end of the telescopic rod (12) slides along with the sliding block (14) until the second pressure sensor (18) contacts the side surface of the measured object, the pressure signal is transmitted to the microprocessor, the microprocessor controls the second infrared distance measuring sensor (13) to emit infrared rays after receiving the pressure signal, the second baffle (15) reflects the infrared rays emitted by the second infrared distance measuring sensor (13) back to the second infrared distance measuring sensor (13), the second infrared distance measuring sensor (13) transmits the measured distance value, namely the length value, to the microprocessor, the microprocessor displays the distance value through the display screen (10), and the microprocessor also performs inverse function calculation on the height value and the length value to obtain an included angle value and displays the included angle value on the display screen (10).

3. The portable surveying and mapping device for landscape design according to claim 1, further comprising:

the lower end of each second screw rod (19) is provided with a boss (20), the periphery of each boss (20) is provided with an external thread, the upper ends of the first screw rods (2) and the second screw rods (19) are respectively provided with a cylindrical groove (30), each groove (30) is provided with an internal thread, and the external threads of the bosses (20) are matched with the internal threads of the corresponding grooves (30).

4. The portable surveying and mapping device for landscape design according to claim 3, wherein the limiting rod (3) comprises a plurality of multi-layer sleeves (21) and a plurality of bridging plates (22) which are sequentially nested together from top to bottom, the bridging plates (22) are vertically connected to the top ends of the sleeves on the uppermost layer in the multi-layer sleeves (21), one side ends of the bridging plates (22) far away from the multi-layer sleeves (21) can be lapped on the top of the first screw (2) or the second screw (19), the first ends of the traction ropes (23) are connected to the bridging plates (22), and the second ends of the traction ropes (23) sequentially penetrate through the multi-layer sleeves (21) from top to bottom and extend out of the multi-layer sleeves (21) to be connected with the rope retracting and releasing mechanism.

5. The portable surveying and mapping device for landscape design according to claim 4, wherein the rope retracting and releasing mechanism comprises a turntable (24) and a rotating handle (25), the second end of the pulling rope (23) is wound on the turntable (24), the rotating handle (25) is vertically fixed at the center of the turntable (24), and the turntable (24) is hinged on the base (1) through a rotating shaft.

6. The portable surveying and mapping device for landscape design according to claim 2, wherein the base (1) has a shallow groove (26), a hinge seat (27) is connected in the shallow groove (26), and the lower end of the telescopic rod (12) is hinged with the base (1) through the hinge seat (27).

7. The portable surveying and mapping device for landscape design according to claim 1, characterized in that the lower end of the base (1) is hinged with an insert plate (28) having a pointed end.

Technical Field

The invention relates to the technical field of landscape design tools, in particular to a portable surveying and mapping device for landscape design.

Background

The landscape environment surveying and mapping process is the most direct on-site experience process of the built landscape, and by surveying and mapping the on-site landscape environment, or observing and learning excellent landscape planning and design, or examining and judging aiming at poor design. Through the first on-site measurement and drawing practice, students can deeply experience the spatial layout, landscape artistic conception, element application and the like of the landscape environment, and perform the expression of professional design drawings, the improvement training of basic drawing skills and the like in the process of drawing the drawings, so that the students master the basic spatial layout, element expression, basic scale and the like of the landscape environment, the skills and the capability of free-hand sketch and ink line drawing of the students are further improved, and a foundation is laid for landscape planning and design.

In the process of surveying and mapping the landscape environment, the field size needs to be measured, photographed and then drawn, and in the measuring process, the length and the width of the scenery of the landscape field need to be measured, and the height of the scenery needs to be measured.

Former frequent staff need measure the testee when high in the view design, if the testee height is less than human height, single handheld measurement steel rule, the lower extreme that will measure the steel rule supports and fixes with the foot subaerial, the upper end of measuring the steel rule needs to be handheld and whether flush with the testee upper end through the naked eye observation, but manual operation hardly guarantees that the upper end of measuring the steel rule is located same water flat line with the upper end of testee, so then can make the height data production error that measures, if the testee height is higher then need carry out and the error is bigger with the help of appurtenance, accurate nature to the later stage drawing influences, if under the condition that produces a plurality of errors, the utmost point is possible directly to lead to this survey and drawing failure.

Disclosure of Invention

The invention provides a portable surveying and mapping device for landscape design, which can accurately measure the height information of a measured object in a landscape environment without other auxiliary tools.

The invention provides a portable surveying and mapping device for landscape design, which comprises:

the base is horizontally arranged, and a first infrared distance measuring sensor is arranged on the upper end face of the base;

the first screw is vertical to the base, and the lower end of the first screw is hinged with the base through a bearing;

the two limiting rods are symmetrically arranged on the front side and the rear side of the first screw rod and are vertically and fixedly connected to the base;

the nut is screwed on the first screw rod, the front side end and the rear side end are fixedly connected with limiting plates respectively, through holes are formed in the limiting plates respectively, the two limiting rods respectively penetrate through the corresponding through holes to slide up and down along the limiting plates, a first baffle is arranged at the position, close to the first screw rod, of the lower end face of the left side of the nut, the first baffle is arranged corresponding to the infrared emitter, and the first baffle can reflect infrared rays emitted by the first infrared distance measuring sensor back to the first infrared distance measuring sensor so that the first infrared distance measuring sensor can measure a distance value;

the ejector rod is connected with the right end face of the nut through a bearing, and a first pressure sensor is arranged on the lower end face close to the tail end;

the display screen is arranged on the base and is electrically connected with the power supply;

the microprocessor is arranged in the base, is respectively in signal connection with the first infrared distance measuring sensor, the first pressure sensor and the display screen, and is electrically connected with the power supply;

the switch is arranged on the base and used for switching on or off the power supply;

first pressure sensor rotates the in-process at first screw rod and descends until contacting the measured object upper surface along with the nut, gives microprocessor with the pressure information transfer that detects, then microprocessor control first infrared range finding sensor transmission infrared ray, first baffle with the infrared reflection of first infrared range finding sensor transmission back first infrared range finding sensor, then first infrared range finding sensor is the altitude value transmission to microprocessor with the distance value that measures, microprocessor shows distance information through the display screen.

Optionally, the method further includes:

the telescopic rod can extend or shorten along the axial direction of the telescopic rod, the lower end of the telescopic rod is hinged with the base, the side face of the lower end of the telescopic rod is provided with a second infrared distance measuring sensor, the upper end of the telescopic rod is hinged with the sliding block, the side face of the upper end of the telescopic rod is provided with a second baffle plate, the second baffle plate can reflect infrared rays emitted by the second infrared distance measuring sensor back to the second infrared distance measuring sensor, so that the second infrared distance measuring sensor can measure a distance value, namely a length value, the lower end face of the ejector rod is provided with a horizontal sliding groove, the sliding block is in sliding fit with the sliding groove and can;

second infrared distance measuring sensor and second pressure sensor respectively with microprocessor signal connection, the upper end of telescopic link slides along with the slider until the side of second pressure sensor contact the measured object, then give microprocessor with pressure signal transmission, microprocessor receives pressure signal back control second infrared distance measuring sensor transmission infrared ray, the infrared ray reflection back second infrared distance measuring sensor of second infrared distance measuring sensor transmission is given to the second baffle, then the distance value that second infrared distance measuring sensor will measure is length value and gives microprocessor, microprocessor shows distance value through the display screen, microprocessor still has and carries out inverse function with height value and length value and calculate and draw the contained angle value and show on the display screen.

Optionally, the method further includes:

the lower ends of the second screw rods are provided with bosses, external threads are arranged on the peripheries of the bosses, columnar grooves are formed in the upper ends of the first screw rods and the upper ends of the second screw rods respectively, the grooves are provided with internal threads, and the external threads of the bosses are matched with the internal threads of the grooves.

Optionally, the gag lever post includes a plurality of from last to lower multilayer sleeve and the overlap joint board nested together in proper order, and the telescopic top of superiors in multilayer sleeve is connected perpendicularly to the overlap joint board, and the telescopic one side end of multilayer is kept away from to the overlap joint board can the overlap joint at the top of first screw rod or second screw rod, is connected with the first end of traction rope on the overlap joint board, and the second end of traction rope passes multilayer sleeve and extends multilayer sleeve and receive and release the rope mechanism from last to lower in proper order and be connected.

Optionally, the rope winding and unwinding mechanism comprises a rotary disc and a rotating handle, the second end of the traction rope is wound on the rotary disc, the rotating handle is vertically fixedly connected to the center of the rotary disc, and the rotary disc is hinged to the base through a rotating shaft.

Optionally, the base is provided with a shallow groove, a hinge seat is connected in the shallow groove, and the lower end of the telescopic rod is hinged with the base through the hinge seat.

Optionally, the lower end of the base is hinged with an inserting plate with a pointed end part.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the nut can vertically move up and down under the action of the limiting rod by rotating the first screw rod, so that the ejector rod is driven to move, the height of the ejector rod is adjusted, the ejector rod is adjusted to be slightly higher than the object to be measured, the ejector rod is moved down by reversely rotating the first screw rod until the first pressure sensor on the ejector rod is abutted to the top of the object to be measured, pressure information is sent to the microprocessor, the microprocessor controls the first infrared distance measuring sensor to emit infrared rays to the first baffle plate, the infrared rays are reflected back to the first infrared distance measuring sensor through the first baffle plate, so that the height value of the object to be measured is measured, the height value is transmitted to the microprocessor, and the microprocessor displays the height value through the display screen, so that the situation that whether the top of the measuring steel ruler is flush with the top of the object to be measured or not and the steel ruler is not inclined or bent in the vertical direction by observing the naked eyes when the height is measured by The condition that can influence measuring accuracy, guaranteed the high information accuracy of measurement, further guaranteed the accurate nature of later stage drawing, and information such as the length width that this device also can be used to measure the measured object collects multiple measurement function in an organic whole, conveniently carries, in operation process single operation can, do not need other appurtenance.

Drawings

Fig. 1 is a front view of a portable surveying and mapping device for landscape design according to an embodiment of the present invention;

FIG. 2 is a left side view of a portable landscape mapping device according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of the structure at G in FIG. 1;

FIG. 4 is an enlarged view of a portion of the structure at H in FIG. 2;

fig. 5 is an enlarged view of a portion of the structure at K in fig. 1.

Description of reference numerals:

1-base, 2-first screw rod, 3-limiting rod, 4-nut, 5-limiting plate, 6-first baffle, 7-first infrared distance measuring sensor, 8-ejector rod, 9-first pressure sensor, 10-display screen, 11-switch, 12-telescopic rod, 13-second infrared distance measuring sensor, 14-slider, 15-second baffle, 16-second infrared distance measuring sensor, 17-horizontal chute, 18-second pressure sensor, 19-second screw rod, 20-boss, 21-sleeve, 22-lap plate, 23-traction rope, 24-rotary table, 25-rotating handle, 26-shallow slot, 27-hinged seat, 28-plug plate and 29-through hole, 30-grooves.

Detailed Description

An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing technical solutions of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-2, a portable surveying and mapping device for landscape design according to an embodiment of the present invention includes: base 1, first screw rod 2, two gag lever posts 3, nut 4, ejector pin 8, display screen 10, microprocessor and switch 11, base 1 level sets up, the up end is equipped with first infrared distance measuring sensor 7, first screw rod 2 sets up perpendicularly in base 1, the lower extreme passes through the bearing with base 1 and articulates, both sides around first screw rod 2 are located to two gag lever posts 3 symmetries, and link firmly on base 1 perpendicularly, nut 4 spiro union is on first screw rod 2, front and back both sides end has linked firmly limiting plate 5 respectively, through-hole 29 has respectively on limiting plate 5, two gag lever posts 3 pass corresponding through-hole 29 respectively and slide from top to bottom along limiting plate 5, terminal surface next-door neighbour first screw rod 2 department is provided with first baffle 6 under the left side of nut 4, first baffle 6 corresponds the setting with infrared emitter 7, thereby first baffle 6 can be with the infrared reflection of first infrared distance measuring sensor 7 transmission back to first infrared distance measuring sensor 7 makes first infrared distance measuring sensor 7 The device 7 measures the distance value, the mandril 8 is connected with the right end face of the nut 4 through a bearing, the rotation angle of the bearing is 90 degrees in the embodiment, the lower end face is provided with a first pressure sensor 9 near the tail end, a display screen 10 is arranged on the base 1 and is electrically connected with a power supply, a microprocessor is arranged in the base 1 and is respectively in signal connection with the first infrared distance measuring sensor 7, the first pressure sensor 9 and the display screen 10, the microprocessor is electrically connected with the power supply, a switch 11 is arranged on the base 1 and is used for switching on or off the power supply, the first pressure sensor 9 descends along with the nut 4 in the rotation process of the first screw rod 2 until contacting the upper surface of the object to be measured, the detected pressure information is transmitted to the microprocessor, the microprocessor controls the first infrared distance measuring sensor 7 to emit infrared rays, the first baffle 6 reflects the infrared rays emitted by the first infrared distance measuring sensor 7 back to the first infrared distance, the first infrared distance measuring sensor 7 transmits the measured distance value, i.e., the height value, to the microprocessor, and the microprocessor displays the distance information through the display screen 10.

The use method and the working principle are as follows: when the height of a measured object needs to be measured in a landscape environment, the ejector rod 8 is pulled to form an included angle of 90 degrees with the first screw rod 2, the base 1 is rotated to one side of the ejector rod 8, which is far away from the measured object, so as to prevent the ejector rod 8 from being blocked by the measured object in the lifting process, the device is placed on the side surface of the measured object, the first screw rod 2 is rotated to enable the nut 4 to horizontally lift under the action of the two limiting rods 3, the ejector rod 8 is further driven to move upwards until the ejector rod 8 is seen to pass through the top of the measured object, the base 1 is rotated to enable the ejector rod 8 to be positioned right above the measured object, a switch is opened, a power supply is switched on, the first screw rod is reversely rotated to enable the nut 4 to vertically move downwards, the ejector rod 8 vertically moves downwards until the first pressure sensor 9 on the ejector rod 8 detects pressure, the ejector rod 8 contacts the top of the measured object, the microprocessor controls the first infrared emitter 7 to emit infrared rays after receiving information, the first baffle 6 measures the height distance after receiving the infrared rays emitted by the first infrared emitter 7 and transmits the height value to the microprocessor, the microprocessor sends the information to the display screen 10, the measured height value is displayed on the display screen 10, the switch is closed after the measurement is finished, the power supply of the device is disconnected, the ejector rod 8 is rotated to be parallel to the first screw rod 2, the whole device can be taken up and moved to other positions, meanwhile, the device can also measure other information such as length, width and the like, meanwhile, in the embodiment, a broadcaster can be arranged, the broadcaster is in signal connection with the microprocessor, the measured height value information can be broadcasted through the broadcaster in voice, the recording of information by workers is facilitated, and a storage module can be arranged, and the device is in signal connection with a microprocessor, and the measured information is stored in a storage module, so that later-stage checking is facilitated.

According to the invention, the nut can vertically move up and down under the action of the limiting rod by rotating the first screw rod, so that the ejector rod is driven to move, the height of the ejector rod is adjusted, the ejector rod is adjusted to be slightly higher than a measured object, the ejector rod is moved down by reversely rotating the first screw rod until the first pressure sensor on the ejector rod is abutted to the top of the measured object, pressure information is sent to the microprocessor, the microprocessor transmits infrared rays to the first baffle plate by controlling the first infrared distance measuring sensor, the infrared rays are reflected back to the first infrared distance measuring sensor by the first baffle plate, so that the height value of the measured object is measured, the height value is transmitted to the microprocessor, and the microprocessor displays the height value through the display screen, so that the situation that whether the top of the measuring steel ruler is flush with the top of the measured object or not and the steel ruler is not inclined or bent or the like in the vertical direction by being held by a person when the conventional surveying and mapping device for landscape design is used for The condition that can influence the measuring accuracy degree has guaranteed the high information accuracy of measurement, has further guaranteed the accurate nature of later stage drawing, and information such as the length width that this device also can be used to measure the measured object collects multiple measurement function in an organic whole, conveniently carries, in operation in-process single person operate can, do not need other appurtenance.

In landscape design surveying and mapping, generally, an object with height basically has a certain inclination angle, after the height is measured, the inclination angle and the bevel edge length need to be measured so as to completely draw a measured object at a later stage, an angle measuring instrument needs to be used for measuring when the angle is measured, thus a large number of drawing instruments need to be carried for outdoor operation, when the bevel edge length is measured, a measuring steel ruler needs to be taken again for measuring, the burden of workers is increased unintentionally, in order to measure the bevel edge length and the inclination angle of the measured object conveniently, the portable surveying and mapping device for landscape design provided by the embodiment of the invention further comprises a telescopic rod 12, and by combining with a figure 3, the telescopic rod 12 can be extended or shortened along the axial direction, the lower end is hinged with the base 1, the side surface of the lower end is provided with a second infrared distance measuring sensor 13, and the upper end is hinged with the, the side surface of the upper end is provided with a second baffle 15 correspondingly, the second baffle 15 can reflect the infrared rays emitted by the second infrared distance measuring sensor 13 back to the second infrared distance measuring sensor 13, so that the second infrared distance measuring sensor 13 measures the distance value, namely the length value, the lower end surface of the ejector rod 8 is provided with a horizontal sliding chute 17, a sliding block 14 is in sliding fit with the sliding chute 17 and can slide left and right along the sliding chute 17, the right end of the upper end of the telescopic rod 12 is provided with a second pressure sensor 18, the second infrared distance measuring sensor 13 and the second pressure sensor 18 are respectively in signal connection with the microprocessor, the upper end of the telescopic rod 12 slides along with the sliding block 14 until the second pressure sensor 18 contacts the side surface of the measured object, the pressure signal is transmitted to the microprocessor, the microprocessor controls the second infrared distance measuring sensor 13 to emit the infrared rays after receiving the pressure signal, the second baffle 15 reflects the infrared rays emitted by the second infrared distance measuring, the second infrared distance measuring sensor 13 transmits the measured distance value, i.e. the length value, to the microprocessor, and the microprocessor displays the distance value through the display screen 10, and the microprocessor also performs inverse function calculation on the height value and the length value to obtain an included angle value and displays the included angle value on the display screen 10.

The use method and the working principle are as follows: after the ejector rod 8 is abutted against the upper end of the object to be measured, after the height information of the object to be measured is measured, the base 1 is moved to enable the first screw rod 3 to be abutted against the side face of the object to be measured, the telescopic rod 12 is pushed, the upper end of the telescopic rod 12 approaches to the direction approaching to the object to be measured along with the sliding block 14 until the second pressure sensor 18 detects pressure information, at the moment, the upper end of the telescopic rod 12 is flush with the top of the object to be measured, the side face of the telescopic rod 12 is attached to the side face of the object to be measured, the second pressure sensor 18 transmits the detected pressure information to the microprocessor, the microprocessor controls the second infrared distance measuring sensor 13 to emit infrared signals after receiving the information, the corresponding second baffle plate 15 reflects the infrared signals emitted by the second infrared distance measuring sensor 13 back to the second infrared distance measuring sensor 13 to measure the length of, microprocessor passes through display screen 10 display information, and simultaneously, microprocessor carries out the inverse function with the hypotenuse value that measures and calculates and reachs the contained angle value and show on display screen 10, then can conveniently calculate the high value of testee, hypotenuse long value and inclination, the measuring accurate nature has been guaranteed in the portable time, the accurate nature of later stage drawing has further been guaranteed, the measurement finishes the back closed switch, then the device cuts off the power supply, rotate ejector pin 8 to 2 parallels with first screw rod, then can take up whole device and remove to other positions.

In order to enable the device to meet the measurement of various height intervals, the portable surveying and mapping device for landscape design provided by the embodiment of the invention further comprises a plurality of second screws 19, as shown in fig. 1 and 2, bosses 20 are arranged at the lower ends of the second screws 19, external threads are arranged on the peripheries of the bosses 20, columnar grooves 30 are respectively arranged at the upper ends of the first screws 2 and the second screws 19, the grooves 30 are provided with internal threads, the external threads of the bosses 20 are matched with the internal threads of the grooves 30, the bosses 20 of the second screws 19 can be screwed into the grooves 30 of the first screws 2 below, so that the height of the device is increased, the device can meet the measurement of measured objects in various height intervals, and the device can be bound and carried by using binding bands in the circumferential direction after being used and stored.

Optionally, the limiting rod 3 includes a plurality of multi-layer sleeves 21 and a plurality of lap plates 22 which are sequentially nested together from top to bottom, the lap plates 22 are vertically connected to the top end of the uppermost sleeve in the multi-layer sleeves 21, one side end of the lap plate 22, which is far away from the multi-layer sleeves 21, can be lapped on the top of the first screw rod 2 or the second screw rod 19, the lap plate 22 is connected with the first end of the traction rope 23, the second end of the traction rope 23 sequentially penetrates through the multi-layer sleeves 21 from top to bottom and extends out of the multi-layer sleeves 21 to be connected with the rope collecting and releasing mechanism, along with the increase of the first screw rod 3, in order to enable the limiting rod 3 to be matched with the overall height of the first screw rod 3 and the second screw rod 19, the lap plate 22 is lapped on the top of the second screw rod 19 at the uppermost end, the traction rope 23 is lengthened, and the multi-, the nut 4 is guaranteed to always keep vertical movement and cannot rotate, after the nut is used, the second screw rods 19 are sequentially detached, and the limiting rod 3 is shortened by the short-drawing rope 23 of the rope releasing mechanism.

Optionally, the rope winding and unwinding mechanism comprises a rotary table 24 and a rotary handle 25, the second end of the traction rope 23 is wound on the rotary table 24, the rotary handle 25 is vertically connected to the center of the rotary table 24, the rotary table 24 is hinged to the base 1 through a rotary shaft, and after use, the rotary handle 25 is rotated to pack the traction rope 23.

Optionally, shallow slot 26 has on the base 1, shallow slot 26 in-connection has articulated seat 27, the lower extreme of telescopic link 12 is articulated mutually with base 1 through articulated seat 27, when using, the height of base 1 can be ignored, but for measurement accuracy's accuracy, in this embodiment, can set up the height of base 1 in the microprocessor in advance, when measuring all length or height information laterally, all add the height of base 1 can, the purpose of setting up shallow slot 26 lies in making the lower extreme center department of telescopic link 12 level with the upper surface of base 1, guarantee measuring accuracy.

Optionally, the lower end of the base 1 is hinged with an inserting plate 28 with a pointed end, and when measurement is needed, the device can be fixed on the ground through the inserting plate 28.

The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.