CN112757815B

CN112757815B - Surveying and mapping device for architectural design

Info

Publication number: CN112757815B
Application number: CN202110068948.0A
Authority: CN
Inventors: 陈国兴
Original assignee: Guangdong Polytechnic Normal University
Current assignee: Guangdong Polytechnic Normal University
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2022-01-14
Anticipated expiration: 2041-01-19
Also published as: CN112757815A

Abstract

The invention belongs to the technical field of building design, and particularly relates to a surveying and mapping device for building design, which comprises a safety helmet, wherein the safety helmet is provided with a gear, the gear is provided with a cross rod, the cross rod is provided with a rectangular sliding groove, the rectangular sliding groove is provided with a rectangular sliding block, the rectangular sliding block is provided with a clamping groove, the rectangular sliding groove is provided with a first assembling groove, the first assembling groove is provided with a first spring, the cross rod is provided with a cover piece, the cross rod and the cover piece are both provided with combined grooves, the cross rod and the cover piece are both provided with semicircular locking grooves, both the two semicircular locking grooves are provided with first internal splines, and a surveying and mapping plate is assembled between two opposite combined grooves on one side; this mapping device can protect staff's head, can reduce staff's intensity of labour simultaneously, but also can make things convenient for the quick record data of staff, can also avoid the survey and drawing board to place in construction ground in addition and be contaminated.

Description

Surveying and mapping device for architectural design

Technical Field

The invention belongs to the technical field of architectural design, and particularly relates to a surveying and mapping device for architectural design.

Background

Building design is required before building construction, however, before building design, workers are required to carry out measurement and simple sketch drawing on an actual construction site, for measured data and simple sketching it is necessary to record on a surveying board using a pen and paper, for existing survey boards, which require the user to use the board in full hands, when the staff is using the tape measure to measure, the surveying and mapping board has to be put down, the surveying and mapping board needs to be taken up for recording after the measured data is obtained, the operation of taking up and putting down can cause problems that firstly, the labor intensity of workers can be increased, secondly, the workers are inconvenient to record data quickly, thirdly, the surveying and mapping plate is placed on the construction ground and is easy to be dirtied, in addition, the head of a worker cannot be protected by the conventional surveying and mapping device for architectural design, and the surveying and mapping device for architectural design is provided aiming at the problems.

Disclosure of Invention

The purpose of the invention is: aims to provide a surveying and mapping device for architectural design, which is used for solving the problems existing in the background technology.

In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:

a surveying and mapping device for architectural design comprises a safety helmet, wherein a gear is fixedly connected to the upper end of the safety helmet, the gear is hinged to a cross rod, a rectangular sliding groove is formed in one end, close to the gear, of the cross rod, a rectangular sliding block is connected in the rectangular sliding groove in a sliding mode, a clamping groove matched with the gear is formed in one end, close to the gear, of the rectangular sliding block, a first assembling groove is formed in one end, away from the gear, of the rectangular sliding groove, a first spring abutted against the rectangular sliding block is assembled in the first assembling groove, first shifting blocks are arranged at the upper end and the lower end of the rectangular sliding block, and a first moving groove matched with the first shifting blocks is formed in the cross rod;

the front end of the cross rod is detachably and fixedly connected with a cover piece, two combined grooves which are distributed left and right are formed in one side, which is opposite to the cross rod and the cover piece, respectively, semicircular lock grooves which penetrate left and right are formed in the middle part of one side, which is opposite to the cross rod and the cover piece, respectively, first inner splines are arranged on the inner walls of the two semicircular lock grooves, respectively, a surveying and mapping plate is assembled between the two opposite combined grooves on one side, T-shaped connecting shafts which are used for being rotatably connected with the combined grooves are arranged at the left and right ends of the upper side of the surveying and mapping plate, first lock grooves which are matched with the semicircular lock grooves are formed in the end parts of the two T-shaped connecting shafts, respectively, second inner splines which are matched with the first inner splines are arranged on the inner walls of the first lock grooves, second assembling grooves are formed in the inner side ends of the two first lock grooves, cylinders are connected in the second assembling grooves in a sliding mode, and first lock bolts which extend out of the first lock grooves are arranged at one ends, which are close to the first lock grooves, the side of first set bar is equipped with first internal spline and second internal spline assorted external spline, first set bar one end fixedly connected with second spring is kept away from to the cylinder, two be connected with first acting as go-between the cylinder, first acting as go-between middle part fixedly connected with runs through the second of survey and drawing board lower extreme and acts as go-between, survey and drawing board inside be equipped with first acting as go-between and the second T shape wire casing that acts as go-between assorted, first acting as go-between lower extreme is equipped with the pull ring.

By adopting the technical scheme, the first spring can be matched with the first assembling groove to push the rectangular sliding block in a natural state, so that the clamping groove at the end part of the rectangular sliding block is clamped in one tooth on the side surface of the gear, the gear and the transverse rod can be kept in a relatively fixed state, when the angle of the transverse rod needs to be adjusted, the first shifting block is shifted to the side far away from the gear, the rectangular sliding block compresses the first spring and enables the clamping groove to be disengaged from the gear, at the moment, the transverse rod can rotate around the gear, after the transverse rod is rotated to a target angle, the first shifting block is released, the first spring rebounds to drive the clamping groove on the rectangular sliding block to be re-engaged with the gear, and thus the angle adjustment of the transverse rod is completed;

the T-shaped connecting shaft on the surveying and mapping plate can be assembled in two combined grooves on the same side of the cross rod and the cover part, so that the surveying and mapping plate and the cross rod are rotatably connected, the second spring can push the cylinder in a natural state, the first lock bolt is inserted into the two semicircular lock grooves, when the first lock bolt is inserted into the two semicircular lock grooves, the external spline on the side surface of the first lock bolt can be simultaneously meshed with the first internal spline and the second internal spline, at the moment, the surveying and mapping plate can not rotate on the cross rod, when the surveying and mapping plate needs to be rotated to adjust the angle, the pull ring is pulled downwards, the pull ring is pulled to pull the second pull wire, the second pull wire is pulled by the second pull wire, the two ends of the first pull wire are simultaneously pulled towards the middle, at the moment, the cylinder can drive the first lock bolt to move towards one side close to the second spring, the cylinder can compress the second spring during the movement, when the first lock bolt completely exits from the two semicircular lock grooves, the external spline can be disengaged from the first internal spline, at the moment, the surveying and mapping plate can rotate on the cross rod, after the surveying and mapping plate is rotated to a proper angle, the pull ring is loosened, at the moment, the second spring rebounds to drive the first lock bolt to be inserted into the two semicircular lock grooves, the external spline is meshed with the first internal spline again, the surveying and mapping plate is convenient for fixing the cross rod, and thus the angle adjustment of the surveying and mapping plate is completed;

when the measuring tape is used for measurement, the measuring board does not need to be taken up and put down, so that the labor intensity of workers can be reduced, the workers can conveniently and rapidly record data, in addition, the measuring board can be prevented from being placed on the construction ground and being dirtied, and the safety helmet is worn on the top of the head to protect the heads of the workers;

the cross rod and the cover part are detachably and fixedly connected, so that the cover part can be detached, the pull ring is pulled downwards after the cover part is detached, the first lock bolt is separated from the two semicircular lock grooves, the T-shaped connecting shaft can be directly taken out from the combined groove at the end part of the cross rod, the surveying and mapping plate can be used independently after being taken out, the step of mounting the surveying and mapping plate on the cross rod is opposite to the process, and the surveying and mapping plate can be mounted on the left side or the right side of the cross rod according to actual use requirements when mounted so as to meet more use conditions;

the invention provides a surveying and mapping device for architectural design, which can protect the head of a worker, reduce the labor intensity of the worker, facilitate the rapid data recording of the worker and prevent a surveying and mapping plate from being dirtied when placed on a construction ground.

Further inject, the standing groove has all been seted up at both ends about the survey and drawing board, the opening side of standing groove articulates there is the apron, the third assembly groove has been seted up to the non-hinged end of apron, the third assembly groove has been assembled third spring and second set bar from inside to outside in proper order, the side fixedly connected with of second set bar runs through the second shifting block in the apron outside, the apron be equipped with second shifting block assorted second motion groove, the lateral wall of standing groove be equipped with second set bar assorted lockhole. With the structure, the placing groove can be used for storing pens, paper and other drawing tools for surveying and mapping, the third assembling groove, the third spring, the second lock bolt and the lock hole are matched with each other to enable the cover plate to seal the placing groove, and when a user dials the second shifting block to one side far away from the lock hole, the second lock bolt can compress the third spring and withdraw from the lock hole, so that the cover plate can be opened.

Further inject, survey and drawing board adopts stainless steel to make, survey and drawing board front and back both ends are all inhaled magnetically and are connected with four magnet pieces. Such structure, stainless steel's survey and drawing board can be adsorbed by the magnet piece, like this alright place the paper on the survey and drawing board, fix the paper through the magnet piece, the left and right sides all sets up the magnet piece for the paper is fixed to both sides homoenergetic around the survey and drawing board.

Further inject, the combination groove includes big semicircle groove and little semicircle groove, little semicircle groove is located the outside of horizontal pole or cover piece, T shape connecting axle includes little cylinder and big cylinder, little cylinder and survey and drawing board fixed connection. According to the structure, the large round column can be clamped in the two large semicircular grooves, so that the surveying and mapping plate is rotatably connected with the cross rod.

Further defined, the upper end of the cross rod is provided with a buckle for assembling the measuring tape. With the structure, the buckle is used for fixing the tape measure, so that a user can conveniently carry the tape measure.

Further defined, the detachable fixed connection between the cross bar and the cover member is a bolt fixed connection. The structure can firmly connect the cross rod and the cover component together, and simultaneously, the cross rod and the cover component can be conveniently detached.

Further limit, the sunshade board is fixedly connected to the upper end of the cross rod. With the structure, the sun shield can shield the sunlight on the face of a user, and the direct sunlight on the face of the user during surveying and mapping on a construction site is avoided.

Further limit, the lower end of the safety helmet is provided with a telescopic helmet belt. With the structure, the telescopic hat band can ensure that the safety helmet is more stable to wear.

Compared with the prior art, the invention has the following advantages:

Drawings

The invention is further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic structural diagram of an embodiment of a surveying and mapping apparatus for architectural design according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a schematic structural diagram of a safety helmet according to an embodiment of the surveying and mapping apparatus for architectural design of the present invention;

FIG. 4 is a schematic cross-sectional view of a surveying plate according to an embodiment of the surveying and mapping apparatus for architectural design of the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 4;

FIG. 6 is an enlarged view of the structure at C in FIG. 4;

FIG. 7 is a schematic cross-sectional view of a cross bar of an embodiment of the surveying and mapping apparatus for architectural design according to the present invention;

FIG. 8 is an enlarged view of the structure at D in FIG. 7;

FIG. 9 is a schematic structural diagram of a surveying plate according to an embodiment of the surveying and mapping apparatus for architectural design of the present invention;

FIG. 10 is an enlarged view of the structure at E in FIG. 9;

the main element symbols are as follows:

the safety helmet comprises a safety helmet 1, a gear 2, a cross rod 21, a rectangular sliding block 23, a clamping groove 24, a first assembling groove 25, a first spring 26, a first shifting block 27, a first moving groove 28, a cover piece 3, a combined groove 31, a semicircular locking groove 32, a first internal spline 321, a surveying and mapping plate 4, a T-shaped connecting shaft 41, a first locking groove 42, a second internal spline 421, a second assembling groove 43, a cylinder 44, a first locking bolt 45, an external spline 451, a second spring 46, a first pull wire 5, a second pull wire 51, a T-shaped pull wire groove 52, a pull ring 53, a placing groove 6, a cover plate 61, a third assembling groove 62, a third spring 63, a second locking bolt 64, a second shifting block 65, a second moving groove 66, a locking hole 67, a magnet block 68, a large semicircular groove 7, a small semicircular groove 71, a small circular column 72, a large circular column 73, a buckle 74, a sun visor 75 and a telescopic helmet belt 76.

Detailed Description

In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.

As shown in fig. 1-10, the surveying and mapping device for architectural design of the present invention includes a safety helmet 1, a gear 2 is fixedly connected to an upper end of the safety helmet 1, the gear 2 is hinged to a cross bar 21, a rectangular sliding groove is formed at one end of the cross bar 21 close to the gear 2, a rectangular sliding block 23 is slidably connected to the rectangular sliding groove, a slot 24 matched with the gear 2 is formed at one end of the rectangular sliding block 23 close to the gear 2, a first assembling groove 25 is formed at one end of the rectangular sliding groove far from the gear 2, a first spring 26 abutted against the rectangular sliding block 23 is assembled in the first assembling groove 25, first shifting blocks 27 are respectively arranged at upper and lower ends of the rectangular sliding block 23, and a first moving groove 28 matched with the first shifting blocks 27 is formed in the cross bar 21;

the front end of the cross rod 21 is detachably and fixedly connected with the cover part 3, two combined grooves 31 which are distributed left and right are formed in one side of the cross rod 21 opposite to the cover part 3, semicircular locking grooves 32 which penetrate left and right are formed in the middle of one side of the cross rod 21 opposite to the cover part 3, first inner splines 321 are formed on the inner walls of the two semicircular locking grooves 32, a surveying and mapping plate 4 is assembled between the two opposite combined grooves 31 on one side of the cross rod 21 opposite to the cover part 3, T-shaped connecting shafts 41 which are rotatably connected with the combined grooves 31 are formed at the left and right ends of the upper side of the surveying and mapping plate 4, first locking grooves 42 which are matched with the semicircular locking grooves 32 are formed in the end portions of the two T-shaped connecting shafts 41, second inner splines 421 which are matched with the first inner splines 321 are formed in the inner side ends of the two first locking grooves 42, a cylinder 44 is slidably connected in the second assembling grooves 43, a first locking bolt 45 which extends out of the first locking groove 42 is arranged at one end, which is close to the first locking groove 42, is arranged in the cylinder 44, the side of first set bolt 45 is equipped with the external splines 451 with first internal spline 321 and second internal spline 421 assorted, first set bolt 45 one end fixedly connected with second spring 46 is kept away from to cylinder 44, be connected with first acting as go-between 5 between two cylinders 44, the second that first 5 middle part fixedly connected with of acting as go-between runs through survey and drawing board 4 lower extreme is acted as go-between 51, survey and drawing board 4 is inside be equipped with first 5 and the second act as go-between 51 assorted T shape wire casing 52, first 5 lower extremes of acting as go-between are equipped with pull ring 53.

By adopting the technical scheme of the invention, the first spring 26 can be matched with the first assembling groove 25 to push the rectangular sliding block 23 in a natural state, so that the clamping groove 24 at the end part of the rectangular sliding block 23 is clamped in one tooth on the side surface of the gear 2, the gear 2 and the cross rod 21 can be kept in a relatively fixed state, when the angle of the cross rod 21 needs to be adjusted, the first shifting block 27 is shifted to the side away from the gear 2, the rectangular sliding block 23 compresses the first spring 26 and enables the clamping groove 24 to be disengaged from the gear 2, at the moment, the cross rod 21 can rotate around the gear 2, after the cross rod 21 is rotated to a target angle, the first shifting block 27 is released, the first spring 26 is rebounded to drive the clamping groove 24 on the rectangular sliding block 23 to be re-engaged with the gear 2, and the angle adjustment of the cross rod 21 is completed;

the T-shaped connecting shaft 41 on the surveying and mapping plate 4 can be assembled in the two combined grooves 31 on the same side of the cross rod 21 and the cover part 3, so that the surveying and mapping plate 4 and the cross rod 21 are rotatably connected, the second spring 46 can push the cylinder 44 in a natural state, so that the first latch 45 is inserted into the two semicircular locking grooves 32, when the first latch 45 is inserted into the two semicircular locking grooves 32, the external spline 451 on the side surface of the first latch 45 can be simultaneously engaged with the first internal spline 321 and the second internal spline 421, at this time, the surveying and mapping plate 4 cannot rotate on the cross rod 21, when the surveying and mapping plate 4 needs to be rotated to adjust the angle, the pull ring 53 is pulled downwards, so that the pull ring 53 pulls the second pull wire 51, the second pull wire 51 pulls the first pull wire 5, both ends of the first pull wire 5 are pulled towards the middle at the same time, at this time, the cylinder 44 drives the first latch 45 to move towards the side close to the second spring 46, and the cylinder 44 compresses the second spring 46 at the same time of the movement, when the first lock plunger 45 completely exits from the two semicircular lock grooves 32, the external spline 451 is disengaged from the first internal spline 321, the surveying and mapping plate 4 can rotate on the cross rod 21 at the moment, the pull ring 53 is loosened after the surveying and mapping plate 4 is rotated to a proper angle, the second spring 46 rebounds to drive the first lock plunger 45 to be inserted into the two semicircular lock grooves 32, the external spline 451 is engaged with the first internal spline 321 again, the surveying and mapping plate 4 is convenient for fixing the cross rod 21, and thus the angle adjustment of the surveying and mapping plate 4 is completed;

when the safety helmet is used, a worker wears the safety helmet 1 on the top of the head, then adjusts the cross rod 21 to a proper angle, so that the surveying and mapping plate 4 is at a height convenient for the worker to write, then adjusts the surveying and mapping plate 4 to an angle convenient for the worker to write, and fixes paper for writing on one side, facing the safety helmet 1, of the surveying and mapping plate 4, the worker can fix the surveying and mapping plate 4 on the front side of the worker without holding the surveying and mapping plate 4 by hands, so that the worker does not need to take up and put down the surveying and mapping plate 4 when using a tape measure for measurement, the labor intensity of the worker can be reduced, the worker can conveniently and quickly record data, in addition, the situation that the surveying and mapping plate 4 is placed on a construction ground to be dirtied can be avoided, and the safety helmet 1 is worn on the top of the head of the worker can be protected;

the cross rod 21 and the cover member 3 are detachably and fixedly connected, so that the cover member 3 can be detached, after the cover member 3 is detached, the pull ring 53 is pulled downwards, the first lock bolt 45 is separated from the two semicircular lock grooves 32, at the moment, the T-shaped connecting shaft 41 can be directly taken out from the combined groove 31 at the end part of the cross rod 21, after the pull ring is taken out, the surveying and mapping plate 4 can be independently used, the step of mounting the surveying and mapping plate 4 on the cross rod 21 is opposite to the process, and when the surveying and mapping plate 4 is mounted, the surveying and mapping plate 4 can be mounted on the left side or the right side of the cross rod 21 according to actual use requirements so as to meet more use conditions;

the invention provides a surveying and mapping device for architectural design, which can protect the head of a worker, reduce the labor intensity of the worker, facilitate the rapid data recording of the worker and prevent a surveying and mapping plate 4 from being dirty when placed on a construction ground.

Preferably, standing groove 6 has all been seted up at both ends about survey and drawing board 4, standing groove 6's opening side articulates there is apron 61, third assembly groove 62 has been seted up to the non-hinged end of apron 61, third assembly groove 62 is equipped with third spring 63 and second set bar 64 from inside to outside in proper order, the side fixedly connected with of second set bar 64 runs through the second shifting block 65 in the apron 61 outside, apron 61 is equipped with and moves groove 66 with second shifting block 65 assorted second, standing groove 6's lateral wall is equipped with and locks 64 assorted lockhole 67 with the second. With the structure, the placing groove 6 can be used for storing pens, paper and other drawing tools for surveying and mapping, the mutual matching of the third assembling groove 62, the third spring 63, the second latch 64 and the lock hole 67 can enable the cover plate 61 to seal the placing groove 6, and when a user dials the second shifting block 65 to the side far away from the lock hole 67, the second latch 64 can compress the third spring 63 and withdraw from the lock hole 67, so that the cover plate 61 can be opened.

Preferably, survey and drawing board 4 adopts stainless steel to make, and survey and drawing board 4 both ends are all inhaled magnetically and are connected with four magnet pieces 68 around. Such structure, stainless steel's survey and drawing board 4 can be adsorbed by magnet piece 68, like this alright place the paper on survey and drawing board 4, fix the paper through magnet piece 68, and the left and right sides all sets up magnet piece 68 for the paper is fixed to both sides homoenergetic around survey and drawing board 4.

Preferably, the combination groove 31 comprises a large semicircular groove 7 and a small semicircular groove 71, the small semicircular groove 71 is positioned at the outer side of the cross rod 21 or the cover part 3, the T-shaped connecting shaft 41 comprises a small cylinder 72 and a large cylinder 73, and the small cylinder 72 is fixedly connected with the surveying and mapping plate 4. With the structure, the large cylinder 73 can be clamped in the two large semicircular grooves 7, so that the surveying and mapping plate 4 is rotatably connected with the cross rod 21.

Preferably, the upper end of the cross bar 21 is provided with a catch 74 for fitting a tape measure. In this configuration, the catch 74 is used to secure the tape measure and facilitate the user's carrying of the tape measure.

Preferably, the detachable fixed connection between the cross bar 21 and the cover 3 is a bolted fixed connection. With this structure, the cross bar 21 and the cover member 3 can be firmly coupled together while facilitating the detachment thereof.

Preferably, the sunshade 75 is fixedly connected to the upper end of the cross bar 21. With such a structure, the sun visor 75 can shield the sunlight on the face of the user, and prevent the user from being directly irradiated by the sun when the user performs surveying and mapping on the construction site.

Preferably, the lower end of the helmet 1 is provided with a retractable hat band 76. With this structure, the retractable band 76 can make the helmet 1 more stable.

The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A surveying and mapping device for architectural design, includes safety helmet (1), its characterized in that: the safety helmet is characterized in that a gear (2) is fixedly connected to the upper end of the safety helmet (1), a cross rod (21) is hinged to the gear (2), a rectangular sliding groove is formed in one end, close to the gear (2), of the cross rod (21), a rectangular sliding block (23) is connected in the rectangular sliding groove in a sliding mode, a clamping groove (24) matched with the gear (2) is formed in one end, close to the gear (2), of the rectangular sliding block (23), a first assembling groove (25) is formed in one end, far away from the gear (2), of the rectangular sliding groove, a first spring (26) abutted against the rectangular sliding block (23) is assembled in the first assembling groove (25), first shifting blocks (27) are arranged at the upper end and the lower end of the rectangular sliding block (23), and a first moving groove (28) matched with the first shifting blocks (27) is formed in the cross rod (21);

the front end of the cross rod (21) is detachably and fixedly connected with the cover part (3), two combination grooves (31) distributed left and right are formed in one side, which is opposite to the cross rod (21) and the cover part (3), of the cross rod (21), semicircular locking grooves (32) penetrating left and right are formed in the middle of one side, which is opposite to the cover part (3), of the cross rod (21), first internal splines (321) are arranged on the inner walls of the semicircular locking grooves (32), a surveying and mapping plate (4) is assembled between the two opposite combination grooves (31) on one side, T-shaped connecting shafts (41) which are rotatably connected with the combination grooves (31) are arranged at the left and right ends of the upper side of the surveying and mapping plate (4), first locking grooves (42) matched with the semicircular locking grooves (32) are formed in the end parts of the two T-shaped connecting shafts (41), second internal splines (421) matched with the first internal splines (321) are arranged on the inner walls of the first locking grooves (42), the inner side ends of the two first locking grooves (42) are respectively provided with a second assembling groove (43), a cylinder (44) is connected in the second assembling grooves (43) in a sliding mode, one end, close to the first locking groove (42), of the cylinder (44) is provided with a first lock bolt (45) extending out of the first locking groove (42), the side face of the first lock bolt (45) is provided with an external spline (451) matched with a first internal spline (321) and a second internal spline (421), one end, far away from the first lock bolt (45), of the cylinder (44) is fixedly connected with a second spring (46), a first stay wire (5) is connected between the two cylinders (44), the middle of the first stay wire (5) is fixedly connected with a second stay wire (51) penetrating through the lower end of the surveying and mapping plate (4), and a T-shaped stay wire groove (52) matched with the first stay wire (5) and the second stay wire (51) is arranged in the surveying and mapping plate (4), the lower end of the first pull wire (5) is provided with a pull ring (53).

2. The surveying and mapping apparatus for architectural design according to claim 1, wherein: standing groove (6) have all been seted up at both ends about survey and drawing board (4), the opening side of standing groove (6) articulates there is apron (61), third assembly groove (62) have been seted up to the non-hinged end of apron (61), third assembly groove (62) are equipped with third spring (63) and second set bar (64) from inside to outside in proper order, the side fixedly connected with of second set bar (64) runs through second shifting block (65) in apron (61) outside, apron (61) be equipped with second shifting block (65) assorted second motion groove (66), the lateral wall of standing groove (6) be equipped with second set bar (64) assorted lockhole (67).

3. The surveying and mapping apparatus for architectural design according to claim 1, wherein: survey and drawing board (4) adopt stainless steel matter to make, survey and drawing board (4) front and back both ends are all inhaled magnetically and are connected with four magnet pieces (68).

4. The surveying and mapping apparatus for architectural design according to claim 1, wherein: the combined groove (31) comprises a large semicircular groove (7) and a small semicircular groove (71), the small semicircular groove (71) is located on the outer side of the cross rod (21) or the cover piece (3), the T-shaped connecting shaft (41) comprises a small cylinder (72) and a large cylinder (73), and the small cylinder (72) is fixedly connected with the surveying and mapping plate (4).

5. The surveying and mapping apparatus for architectural design according to claim 1, wherein: the upper end of the cross rod (21) is provided with a buckle (74) for assembling the measuring tape.

6. The surveying and mapping apparatus for architectural design according to claim 1, wherein: the detachable fixed connection between the cross rod (21) and the cover piece (3) is bolt fixed connection.

7. The surveying and mapping apparatus for architectural design according to claim 1, wherein: the upper end of the cross rod (21) is fixedly connected with a sun shield (75).

8. The surveying and mapping apparatus for architectural design according to claim 1, wherein: the lower end of the safety helmet (1) is provided with a telescopic helmet belt (76).