CN115014303B - Indoor mapping device of building - Google Patents

Indoor mapping device of building Download PDF

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Publication number
CN115014303B
CN115014303B CN202210864632.7A CN202210864632A CN115014303B CN 115014303 B CN115014303 B CN 115014303B CN 202210864632 A CN202210864632 A CN 202210864632A CN 115014303 B CN115014303 B CN 115014303B
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CN
China
Prior art keywords
rod
plate
fixedly connected
sleeve plate
sleeve
Prior art date
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Active
Application number
CN202210864632.7A
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Chinese (zh)
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CN115014303A (en
Inventor
朱健
卜璞
吴献丰
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HUNAN URBAN CONSTRUCTION COLLEGE
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HUNAN URBAN CONSTRUCTION COLLEGE
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Priority to CN202210864632.7A priority Critical patent/CN115014303B/en
Publication of CN115014303A publication Critical patent/CN115014303A/en
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
    • G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
    • G01C15/12—Instruments for setting out fixed angles, e.g. right angles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/30—Assessment of water resources

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)

Abstract

The invention relates to the field of surveying instruments, in particular to an indoor surveying device for a building, which comprises a rod ruler, wherein a sleeve plate is sleeved on the outer surface of the rod ruler in a sliding manner, a disc-shaped ruler is fixedly arranged on the rear surface of the sleeve plate, a half rod is vertically and fixedly connected to the lower end of the sleeve plate, a feeler lever is vertically and fixedly connected to the rear end of the rod ruler, an L-shaped rod is elastically arranged on the inner sides of the sleeve plate and the half rod along the front-back direction, a contact head extending to the rear of the half rod is fixedly connected to one end of the L-shaped rod, an abrasion plate is elastically arranged on the inner side of the sleeve plate along the vertical direction, and a hook mechanism is arranged between the upper end of the L-shaped rod and the abrasion plate.

Description

Indoor mapping device of building
Technical Field
The invention relates to the field of surveying instruments, in particular to an indoor surveying and mapping device for a building.
Background
The surveying and mapping literal is to be understood as measuring and drawing, the existing characteristic points and boundary lines of the ground are selected, the graph and the position information reflecting the ground current situation are obtained through a measuring means, and the indoor surveying and mapping can intuitively show the indoor structural shape.
In the process of indoor mapping of a building, measuring each indoor size in the prior art by a mode that a tape measure is matched with an infrared range finder; in the mapping process, the use of the tape measure can bring larger errors, a laser range finder cannot be used in wall body and partition wall thickness measurement, windowsill depth measurement and bearing column width dimension measurement, only the tape measure can be used for measurement, but the tape measure can bring more errors in the measurement;
in addition, the corner angles of the indoor wall corner, the bearing column and other positions need to be measured, and the corner angles are vertical angles, so that the angle measurement in the existing surveying and mapping is quite inconvenient;
therefore, we propose an indoor mapping device for buildings.
Disclosure of Invention
The invention aims to solve the defects in the background art and provides an indoor mapping device for a building.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides an indoor mapping device of building, includes the pole chi, the surface slip cap of pole chi is equipped with the sleeve board, the back surface fixed of sleeve board is provided with disk chi, the lower extreme vertical fixedly connected with half pole of sleeve board, the rear end vertical fixedly connected with feeler lever of pole chi the inboard of sleeve board and half pole is provided with L type pole along fore-and-aft direction elasticity, the one end fixedly connected with of L type pole stretches out the contact head to half pole rear, the inboard of sleeve board is provided with the friction plate along vertical elasticity, is provided with the couple mechanism between L type pole upper end and the friction plate;
after the contact head is pushed to enable the L-shaped rod to move forwards, the hook mechanism is separated, and the friction plate is sprung and contacted with the surface of the rod ruler.
Preferably, the sleeve is fixedly embedded in the inner side of the sleeve plate, the sleeve is slidably sleeved on the outer surface of the rod ruler, the front surface of the feeler lever is provided with a socket, and the sleeve is inserted into the inner side of the socket when moving backwards.
Preferably, the front surface of the feeler lever is provided with an indicator.
Preferably, the L-shaped cavity is jointly formed in the inner side of the sleeve plate and the inner side of the half rod, the L-shaped rod is clamped into the inner side of the L-shaped cavity in a sliding mode along the front-back direction, a movable groove extending towards the rear direction is formed in one end of the L-shaped cavity, the contact head penetrates through the inner side of the movable groove in a sliding mode, and a plurality of elastic mechanisms are arranged on the front surface, close to the lower edge, of the L-shaped rod.
Preferably, the elastic mechanism comprises a guide rod which is vertically matched with the front surface of the L-shaped rod in a threaded fit manner, the guide rod penetrates through the front surface of the half rod in a sliding manner, a rotary head is fixedly connected to the end part of the guide rod, and a reset spring is sleeved on the outer side of the guide rod.
Preferably, the hook mechanism comprises a folding rod fixedly connected to the upper end of the L-shaped rod, a connecting rod fixedly connected to the lower end of the friction plate and a hook fixedly connected to the lower end of the connecting rod, a first inclined plane is arranged at the corner of the upper end of the folding rod, a second inclined plane is arranged on the lower surface of the hook, the folding rod is inserted from the side surface of the hook in a sliding mode, the folding rod is in vertical sliding fit with the inner side of the sleeve plate, the folding rod is in sliding fit with the inner side of the sleeve plate in the front-back direction, and a pressing mechanism is arranged on the front surface of the connecting rod.
Preferably, the inner side of the sleeve plate is provided with a vertical cavity, the hook, the connecting rod and the friction plate are in sliding fit with the vertical cavity, the inner side of the sleeve plate is provided with a horizontal cavity, and the folding rod is in sliding fit with the horizontal cavity.
Preferably, a balance rod is fixedly arranged on one side of the half rod, and an inserting block and a connecting block are fixedly embedded in the lower half part of the sleeve plate.
Preferably, the pressing mechanism comprises a sliding port formed in the front surface of the sleeve plate and a sliding plate fixedly connected to the front surface of the connecting rod, the sliding plate is in sliding fit with the sliding port, the front end of the sliding plate is fixedly connected with a pressing plate, the front surface of the sleeve plate is close to the lower end of the sleeve plate and is fixedly connected with a fixing seat, the upper surface of the fixing seat is fixedly connected with a vertical rod, the pressing plate is slidably sleeved on the outer surface of the vertical rod, the upper end of the vertical rod is fixedly connected with an anti-falling head, and the outer side of the vertical rod is sleeved with a compression spring.
Preferably, the front end fixedly connected with infrared range finder of pole chi, the surface of pole chi is close to front end department fixed embedding has the spirit level.
Compared with the prior art, the invention has the following beneficial effects:
1. the device can be applied to indoor mapping, and can replace the traditional tape measure mode in addition to the basic laser mapping function, and the structure with specific design is adopted to measure the wall thickness and the windowsill depth, and the device also has the function of measuring the angle between the walls, so that the mapping precision and the convenience degree are improved.
2. In the process of measuring the wall thickness, the wall body is clamped between the feeler lever and the half lever, the contact head is contacted with the surface of the wall body in the process of pushing the sleeve plate, the L-shaped lever is moved forward, the hook is separated from the folding lever at the moment, the rubbing plate is moved upwards under the elastic force of the compression spring to push the surface of the lever ruler, the device can be directly taken down from the wall body, the scale of the position corresponding to the end part of the sleeve on the lever ruler is read at the moment, the wall thickness is obtained, the whole process is convenient, the action of measurement is not required to be maintained, and the reading can be carried out after the device is singly moved.
3. In the process of measuring the depth of the windowsill, the trolley rod contacts the surface of the window frame on the windowsill, the half rod is pushed, and after the contact head contacts the vertical surface at the windowsill, the same actions are performed, and the thickness of the trolley rod is subtracted from the size obtained in reading, namely the depth of the windowsill, so that the depth is conveniently measured.
4. After measuring windowsill and wall thickness, push down the clamp plate for the clamp plate moves down, and the connecting rod moves down, and the second inclined plane pushes away the cooperation with first inclined plane each other, and then makes a roll over the pole antedisplacement, later under reset spring's effect, rolls over the pole back and moves to the inboard of couple, and whole device accomplishes the reset this moment, can carry out the measuring step of again, and convenient operation.
5. In the process of angle measurement between two walls, the half rod is contacted with the wall, the end part of the feeler lever is contacted with the other wall, the sleeve plate is moved towards the feeler lever, at the moment, the indicator is matched with the disc-shaped ruler to conduct angle reading, and the obtained reading is complementary with the actual angle between the walls, so that the wall angle can be calculated conveniently.
Drawings
FIG. 1 is a schematic view of an indoor mapping device for a building;
FIG. 2 is a schematic view of a part of an indoor mapping device for a building according to the present invention;
FIG. 3 is a schematic view of another partial construction of an indoor mapping apparatus for a building according to the present invention;
FIG. 4 is a schematic view of the inside of a loop plate of an indoor mapping apparatus for a building according to the present invention;
FIG. 5 is an enlarged view of the indoor mapping apparatus of the present invention at A in FIG. 4;
FIG. 6 is a cross-sectional view of a sleeve plate of an indoor mapping apparatus for a building according to the present invention;
FIG. 7 is a schematic view of a balance bar of an indoor mapping device for a building according to the present invention;
FIG. 8 is another cross-sectional view of a sleeve plate of the indoor mapping apparatus of the present invention;
FIG. 9 is a schematic view of a feeler lever of an indoor mapping device for building according to the present invention
FIG. 10 is a schematic view of a wall thickness measurement of an indoor mapping apparatus for a building according to the present invention;
FIG. 11 is a schematic view of a sill measurement of an indoor mapping apparatus for a building according to the present invention;
fig. 12 is a schematic view of an indoor mapping device for building according to the present invention during angle measurement.
1. A rod ruler; 2. a sleeve plate; 3. a half rod; 4. a balance bar; 5. a connecting block; 6. inserting blocks; 7. an L-shaped cavity; 8. a movable groove; 9. an L-shaped rod; 10. a contact; 11. a guide rod; 12. a return spring; 13. a rotary head; 14. a transverse cavity; 15. a vertical cavity; 16. a sliding port; 17. a connecting rod; 18. a hook; 19. folding the rod; 20. a first inclined surface; 21. a second inclined surface; 22. an abrasive plate; 23. a slide plate; 24. a pressing plate; 25. a vertical rod; 26. a compression spring; 27. an anti-head release; 28. a fixing seat; 29. a sleeve; 30. a feeler lever; 31. a disc-shaped ruler; 32. an indicator; 33. a socket; 34. an infrared range finder; 35. and (5) a level gauge.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
1-9, an indoor mapping device of building, including pole chi 1, pole chi 1 wholly takes the form of round bar, mark the length scale mark on the surface, the surface slip cover of pole chi 1 has the sleeve board 2, the back surface of sleeve board 2 is fixed with the disk chi 31, the lower extreme vertical fixedly connected with half pole 3 of sleeve board 2, the rear end vertical fixedly connected with feeler lever 30 of pole chi 1, the inboard along the fore-and-aft direction elasticity of sleeve board 2 and half pole 3 is provided with L-shaped pole 9, the one end fixedly connected with of L-shaped pole 9 stretches out to the contact 10 behind half pole 3, the inboard along vertical elasticity of sleeve board 2 is provided with friction plate 22, be provided with the couple mechanism between L-shaped pole 9 upper end and the friction plate 22;
after the contact 10 is pushed so that the L-shaped bar 9 is advanced, the hooking mechanism is separated, and the friction plate 22 is sprung up and brought into contact with the surface of the bar 1.
The sleeve 29 is fixedly embedded on the inner side of the sleeve plate 2, the sleeve 29 is slidably sleeved on the outer surface of the rod ruler 1, the socket 33 is formed in the front surface of the feeler lever 30, and the sleeve 29 is inserted into the inner side of the socket 33 when being moved backwards.
The front end fixedly connected with infrared range finder 34 of pole chi 1, the surface department that is close to the front end of pole chi 1 is fixed to be embedded with the spirit level 35, and it is more common for infrared range finder 34 and spirit level 35 not excessively to repeat the description.
The device can be applied to indoor mapping, and can replace the traditional tape measure mode in addition to the basic laser mapping function, and the structure with specific design is adopted to measure the wall thickness and the windowsill depth, and the device also has the function of measuring the angle between the walls, so that the mapping precision and the convenience degree are improved.
As shown in fig. 9, the front surface of the feeler lever 30 is provided with an indicator 32, and a line is carved on the surface of the feeler lever 30 as an indication by means of darkness.
As shown in fig. 3-6, an L-shaped cavity 7 is jointly formed on the inner sides of the sleeve plate 2 and the half rod 3, an L-shaped rod 9 is slidably clamped into the inner side of the L-shaped cavity 7 in the front-back direction, a movable groove 8 extending towards the rear direction is formed at one end of the L-shaped cavity 7, a contact head 10 is slidably penetrated through the inner side of the movable groove 8, a plurality of elastic mechanisms are arranged on the front surface, close to the lower edge, of the L-shaped rod 9, of the elastic mechanism, each elastic mechanism comprises a guide rod 11 which is vertically matched and embedded on the front surface of the L-shaped rod 9 in a threaded manner, the guide rods 11 slidably penetrate through the front surface of the half rod 3 and are fixedly connected with a rotary head 13 at the end part, a reset spring 12 is sleeved on the outer side of the guide rods 11, and the guide rods 11 can be taken down in a rotary head 13 manner.
The hook mechanism comprises a folding rod 19 fixedly connected to the upper end of the L-shaped rod 9, a connecting rod 17 fixedly connected to the lower end of a friction plate 22, a hook 18 fixedly connected to the lower end of the connecting rod 17, a first inclined surface 20 is arranged at the corner of the upper end of the folding rod 19, a second inclined surface 21 is arranged on the lower surface of the hook 18, the folding rod 19 is inserted from the side surface of the hook 18 in a sliding mode, the folding rod 19 is in vertical sliding fit with the inner side of the sleeve plate 2, the folding rod 19 is in sliding fit with the inner side of the sleeve plate 2 in the front-back direction, a pressing mechanism is arranged on the front surface of the connecting rod 17, the purpose of the sliding fit is achieved through the following design, a vertical cavity 15 is arranged on the inner side of the sleeve plate 2, the hook 18, the connecting rod 17 and the friction plate 22 are in sliding fit with the vertical cavity 15, a transverse cavity 14 is arranged on the inner side of the sleeve plate 2, and the folding rod 19 is in sliding fit with the transverse cavity 14.
As shown in fig. 7 and 8, in order to facilitate assembly and production, a balance bar 4 is fixedly installed on one side of the half bar 3, and an insert block 6 and a connecting block 5 are fixedly embedded in the lower half portion of the sleeve plate 2, i.e. the insert block 6 and the connecting block 5 can be assembled after components such as an inner connecting rod 17 and a hook 18 are arranged.
The pressing mechanism comprises a sliding opening 16 formed in the front surface of the sleeve plate 2, and a sliding plate 23 fixedly connected to the front surface of the connecting rod 17, the sliding plate 23 is in sliding fit with the sliding opening 16, the front end of the sliding plate 23 is fixedly connected with a pressing plate 24, a fixed seat 28 is fixedly connected to the front surface of the sleeve plate 2 close to the lower end, the upper surface of the fixed seat 28 is fixedly connected with a vertical rod 25, the pressing plate 24 is slidably sleeved on the outer surface of the vertical rod 25, the upper end of the vertical rod 25 is fixedly connected with a drop-off preventing head 27, the outer side of the vertical rod 25 is sleeved with a compression spring 26, and the part of the pressing mechanism is used for downward moving and resetting of the friction plate 22.
As shown in fig. 10, in the process of measuring the wall thickness, the wall is clamped between the feeler lever 30 and the half lever 3, the contact head 10 is contacted with the surface of the wall in the process of pushing the sleeve plate 2, the L-shaped lever 9 is moved forward, the hook 18 is separated from the folding lever 19 at this time, the friction plate 22 is moved upwards under the elastic force of the compression spring 26 to push against the surface of the rod ruler 1, then the device can be directly taken down from the wall, the scale of the position opposite to the end part of the sleeve 29 on the rod ruler 1 is read, the wall thickness is obtained, the whole process is convenient, the measuring action is not required to be maintained, and the device can be independently removed for reading.
As shown in fig. 11, in the process of measuring the depth of the window sill, the feeler lever 30 contacts the surface of the window frame on the window sill, after pushing the half lever 3 and contacting the vertical surface at the window sill with the contact head 10, the same actions are performed, and the dimension obtained in reading minus the thickness of the feeler lever 30 is the depth of the window sill, so that the measurement of the depth is convenient.
After measuring the thickness of the windowsill and the wall body, the pressing plate 24 is pressed down, the pressing plate 24 moves down, the connecting rod 17 moves down, the second inclined plane 21 and the first inclined plane 20 are mutually pushed and matched, the folding rod 19 moves forward, then the folding rod 19 moves backward to the inner side of the hook 18 under the action of the reset spring 12, at the moment, the whole device is reset, the measurement step can be carried out again, and the operation is convenient.
As shown in fig. 12, in the process of measuring the angle between two walls, the half rod 3 contacts the wall, the end of the feeler lever 30 contacts the other wall, the sleeve plate 2 moves towards the feeler lever 30, and the indicator 32 is matched with the disc ruler 31 to perform angle reading, and the obtained reading is complementary with the actual angle between the walls, so that the wall angle can be conveniently calculated.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. An indoor mapping device of building, its characterized in that: the novel multifunctional ruler comprises a rod ruler (1), wherein a sleeve plate (2) is sleeved on the outer surface of the rod ruler (1) in a sliding mode, a disc-shaped ruler (31) is fixedly arranged on the rear surface of the sleeve plate (2), a half rod (3) is vertically and fixedly connected to the lower end of the sleeve plate (2), a feeler lever (30) is vertically and fixedly connected to the rear end of the rod ruler (1), an L-shaped rod (9) is elastically arranged on the inner sides of the sleeve plate (2) and the half rod (3) along the front-back direction, a contact head (10) extending out to the rear of the half rod (3) is fixedly connected to one end of the L-shaped rod (9), an abrasion plate (22) is elastically arranged on the inner side of the sleeve plate (2) along the vertical direction, and a hook mechanism is arranged between the upper end of the L-shaped rod (9) and the abrasion plate (22);
after the contact head (10) is pushed to enable the L-shaped rod (9) to move forwards, the hook mechanism is separated, and the friction plate (22) is sprung and contacted with the surface of the rod ruler (1);
the hook mechanism comprises a folding rod (19) fixedly connected to the upper end of the L-shaped rod (9), a connecting rod (17) fixedly connected to the lower end of the friction plate (22) and a hook (18) fixedly connected to the lower end of the connecting rod (17), a first inclined surface (20) is formed in the corner of the upper end of the folding rod (19), a second inclined surface (21) is formed in the lower surface of the hook (18), the folding rod (19) is inserted from the side surface of the hook (18) in a sliding mode, the folding rod (19) is in vertical sliding fit with the inner side of the sleeve plate (2), the folding rod (19) is in sliding fit with the inner side of the sleeve plate (2) in the front-back direction, and a pressing mechanism is arranged on the front surface of the connecting rod (17).
The inner side of the sleeve plate (2) is provided with a vertical cavity (15), the hook (18), the connecting rod (17) and the friction plate (22) are in sliding fit with the vertical cavity (15), the inner side of the sleeve plate (2) is provided with a transverse cavity (14), and the folding rod (19) is in sliding fit with the transverse cavity (14);
one side of the half rod (3) is fixedly provided with a balance rod (4), and the lower half part of the sleeve plate (2) is fixedly embedded with an inserting block (6) and a connecting block (5);
the pressing mechanism comprises a sliding opening (16) formed in the front surface of a sleeve plate (2), and a sliding plate (23) fixedly connected to the front surface of a connecting rod (17), the sliding plate (23) is in sliding fit with the sliding opening (16), the front end of the sliding plate (23) is fixedly connected with a pressing plate (24), the front surface of the sleeve plate (2) is close to a fixed seat (28) fixedly connected with the lower end, the upper surface of the fixed seat (28) is fixedly connected with a vertical rod (25), the pressing plate (24) is slidably sleeved on the outer surface of the vertical rod (25), the upper end of the vertical rod (25) is fixedly connected with an anti-falling head (27), and the outer side of the vertical rod (25) is sleeved with a compression spring (26).
2. An indoor mapping apparatus for buildings as defined in claim 1, wherein: the sleeve (29) is fixedly embedded into the inner side of the sleeve plate (2), the sleeve (29) is slidably sleeved on the outer surface of the rod ruler (1), the front surface of the feeler lever (30) is provided with a socket (33), and the sleeve (29) is inserted into the inner side of the socket (33) when moving backwards.
3. An indoor mapping apparatus for buildings as defined in claim 1, wherein: the front surface of the feeler lever (30) is provided with an indicator (32).
4. An indoor mapping apparatus for buildings as defined in claim 1, wherein: the novel contact type LED lamp is characterized in that an L-shaped cavity (7) is jointly formed in the inner side of the sleeve plate (2) and the inner side of the half rod (3), the L-shaped rod (9) is clamped into the inner side of the L-shaped cavity (7) in a sliding mode in the front-back direction, a movable groove (8) extending towards the rear direction is formed in one end of the L-shaped cavity (7), the contact head (10) penetrates the inner side of the movable groove (8) in a sliding mode, and a plurality of elastic mechanisms are arranged on the front surface, close to the lower edge, of the L-shaped rod (9).
5. The indoor mapping apparatus of claim 4, wherein: the elastic mechanism comprises a guide rod (11) which is vertically screwed and embedded on the front surface of the L-shaped rod (9), the guide rod (11) penetrates through the front surface of the half rod (3) in a sliding mode, a rotary head (13) is fixedly connected to the end portion of the guide rod, and a reset spring (12) is sleeved on the outer side of the guide rod (11).
6. An indoor mapping apparatus for buildings as defined in claim 1, wherein: the front end of the rod ruler (1) is fixedly connected with an infrared range finder (34), and a level meter (35) is fixedly embedded in the position, close to the front end, of the outer surface of the rod ruler (1).
CN202210864632.7A 2022-07-21 2022-07-21 Indoor mapping device of building Active CN115014303B (en)

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Application Number Priority Date Filing Date Title
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CN115014303B true CN115014303B (en) 2023-08-01

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