CN210321470U - Special chi of town and country planning and design - Google Patents
Special chi of town and country planning and design Download PDFInfo
- Publication number
- CN210321470U CN210321470U CN201920912452.5U CN201920912452U CN210321470U CN 210321470 U CN210321470 U CN 210321470U CN 201920912452 U CN201920912452 U CN 201920912452U CN 210321470 U CN210321470 U CN 210321470U
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- CN
- China
- Prior art keywords
- ruler
- knob
- dipperstick
- special
- chi
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model discloses a special chi of town and country planning and design, including ruler board and second knob, the top of ruler board is provided with the screw thread axle, the screw thread off-axial is connected with the dipperstick, the top of dipperstick is fixed with first knob, wherein, one side both ends of ruler board are provided with the recess, the both sides edge of ruler board is provided with the reference column, the inside of recess is provided with the bevel protractor, the centre of dipperstick is provided with first through-hole, the one end of first through-hole is provided with the pointer, the below of dipperstick is provided with the circular arc board, the second knob sets up the one end at the dipperstick. This special chi of town and country planning and design is provided with first knob, when the device need carry out rotation angle, unscrews the epaxial first knob of screw earlier, makes the epaxial dipperstick of screw not hard up, then according to required angle rotation dipperstick, later screws up first knob again and fixes the dipperstick tightly to make things convenient for the device rotation angle.
Description
Technical Field
The utility model relates to a town and country planning and designing technical field specifically is a special chi of town and country planning and designing.
Background
In the urban and rural planning and design process, planning and drawing are an important link in the design, and in the drawing design, people need a corresponding special ruler to complete the drawing design, aiming at the defects of the existing ruler, the working efficiency of the special ruler for design can be expected to be improved through innovation of the special ruler for design, the working time is reduced, the use efficiency is improved, the maximum value is exerted, along with the development of science and technology, the special ruler for urban and rural planning and design has great development degree, the development brings great convenience for people in the drawing design of urban and rural planning, and the type and the number of the ruler are also increasing day by day.
Although the types and the number of the special ruler for urban and rural planning and design on the current market are very large, the special ruler for urban and rural planning and design has the following defects: the special ruler for urban and rural planning and design is inconvenient to locate, adjust the rotation angle and adjust the length. Therefore, the existing special ruler for urban and rural planning and design needs to be improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a special chi of town and country planning and design to solve the special chi of town and country planning and design on the current market that above-mentioned background art provided and be not convenient for fix a position, the special chi of town and country planning and design is not convenient for adjust rotation angle and the special chi of town and country planning and design is not convenient for adjust length's problem.
In order to achieve the above object, the utility model provides a following technical scheme: a special ruler for urban and rural planning and design comprises a straight ruler plate and a second knob, wherein a threaded shaft is arranged above the straight ruler plate, a measuring ruler is connected outside the threaded shaft, a first knob is fixed above the measuring ruler, wherein,
grooves are formed in two ends of one side of the straight ruler plate, positioning columns are arranged on two side edges of the straight ruler plate, a protractor is arranged inside the grooves, a first through hole is formed in the middle of the measuring scale, a pointer is arranged at one end of the first through hole, an arc plate is arranged below the measuring scale, the second knob is arranged at one end of the measuring scale, and the second knob is installed inside the threaded hole;
the inside of dipperstick is provided with the extension ruler, the inside of extension ruler is provided with the second via hole, the one end that the dipperstick was kept away from to the extension ruler is provided with the ring post, ring post inside is fixed with the cartridge of signing a pencil.
Preferably, the threaded shaft is arranged on an intersection point of a cross center line of the straight ruler plate, and the threaded shaft and one end of the measuring ruler form a sleeving structure.
Preferably, the first knob is internally provided with threads, and a thread structure is formed between the first knob and the threaded shaft.
Preferably, the positioning columns are symmetrically distributed on two sides of the ruler plate, and the circle centers of the positioning columns and the threaded shaft are located on the same straight line.
Preferably, the outside interlude of second knob is provided with the screw thread, and the second knob passes through and constitutes the helicitic texture between screw hole and the dipperstick.
Preferably, constitute cup joint structure between extension ruler and the dipperstick, and constitute the block structure between extension ruler and the second knob.
Compared with the prior art, the beneficial effects of the utility model are that: this special chi of town and country planning and design:
1. when the device needs to be positioned, the straight ruler plate of the device is placed at a specified position, and then the positioning column is inserted into a specified hole to fix the device, so that the device is conveniently positioned under proper conditions;
2. when the device needs to rotate by an angle, the first knob on the threaded shaft is firstly unscrewed to loosen the measuring scale on the threaded shaft, then the measuring scale is rotated according to the required angle, and then the first knob is screwed down to fix the measuring scale tightly, so that the device is convenient to rotate by the angle;
3. be provided with the second knob, when the device needs length-adjusting, unscrew the second knob earlier, make the second knob loosen the chi that stretches out that compresses tightly, then pull the chi that stretches out again and make the chi that stretches out in measuring the chi flexible removal, will stretch out the chi according to actual need and adjust appointed length, later tighten the second knob again to make things convenient for the device to carry out length adjustment.
Drawings
Fig. 1 is a schematic view of the structure of the special ruler for urban and rural planning and design of the present invention;
FIG. 2 is a schematic view of the left-side cross-sectional structure of the special ruler for urban and rural planning and design of the present invention;
fig. 3 is a schematic view of the overlooking structure of the special ruler for urban and rural planning and design of the utility model;
fig. 4 is a schematic view of a local enlarged structure at a position a in fig. 3 of the special ruler for urban and rural planning and design of the present invention.
In the figure: 1. straight chi board, 2, threaded shaft, 3, dipperstick, 4, first knob, 5, recess, 6, reference column, 7, angle chi, 8, first through-hole, 9, pointer, 10, circular arc board, 11, second knob, 12, screw hole, 13, stretch out the chi, 14, second through-hole, 15, ring post, 16, the cartridge.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a ruler special for urban and rural planning design comprises a straight ruler plate 1, a threaded shaft 2, a measuring ruler 3, a first knob 4, a groove 5, a positioning column 6, an angle ruler 7, a first through hole 8, a pointer 9, an arc plate 10, a second knob 11, a threaded hole 12, an extension ruler 13, a second through hole 14, a ring column 15 and a cartridge core 16, wherein the threaded shaft 2 is arranged above the straight ruler plate 1, the threaded shaft 2 is arranged on an intersection point of a cross center line of the straight ruler plate 1, one end of the threaded shaft 2 and one end of the measuring ruler 3 form a sleeving structure, the measuring ruler 3 can be conveniently rotated by utilizing the sleeving structure formed by the threaded shaft 2 and one end of the measuring ruler 3, the measuring ruler 3 is externally connected with the threaded shaft 2, the first knob 4 is fixed above the measuring ruler 3, threads are arranged inside the first knob 4, and a thread structure is formed between the first knob 4 and the threaded shaft 2, by means of the thread structure between the first knob 4 and the threaded shaft 2, the first knob 4 can be rotated to fix or loosen the measuring ruler 3, wherein,
the ruler comprises a ruler plate 1, positioning columns 6, angle scales 7, a first through hole 8, a pointer 9, an arc plate 10, a second knob 11, a thread hole 12, a thread structure and a measuring scale 3, wherein the grooves 5 are formed in two ends of one side of the ruler plate 1, the positioning columns 6 are arranged on two side edges of the ruler plate 1, the positioning columns 6 are symmetrically distributed on two sides of the ruler plate 1, the circle center of the positioning columns 6 and the circle center of the thread shaft 2 are in the same straight line, the position can be conveniently determined when the ruler is used for positioning and drawing, the angle scales 7 are arranged inside the grooves 5, the first through hole 8 is formed in the middle of the measuring scale 3, the pointer 9 is arranged at one end of the first through hole 8, the arc plate 10 is arranged below the measuring scale 3, the second knob 11 is arranged at one end of the measuring scale, the measuring ruler 3 and the extension ruler 13 can be fixed conveniently by rotatably adjusting the second knob 11, and the second knob 11 is arranged in the threaded hole 12;
the inside of dipperstick 3 is provided with protractor 13, constitute cup joint structure between protractor 13 and the dipperstick 3, and constitute the block structure between protractor 13 and the second knob 11, utilize the cup joint structure between protractor 13 and the dipperstick 3, can make things convenient for protractor 13 to extend or shorten in dipperstick 3, the inside of protractor 13 is provided with second through-hole 14, the one end that dipperstick 3 was kept away from to protractor 13 is provided with ring post 15, ring post 15 inside is fixed with cartridge 16.
The working principle is as follows: when the urban and rural planning and design special ruler is used, firstly, the ruler plate 1 of the device is placed at a designated position, then the positioning column 6 is inserted into a designated hole to fix the device, the device can be positioned under proper conditions, when the device needs to rotate at a certain angle, the first knob 4 on the threaded shaft 2 is firstly unscrewed to loosen the measuring ruler 3 on the threaded shaft 2, then the measuring ruler 3 is rotated to drive the circular arc plate 10 to rotate on the angle ruler 7, the pointer 9 is aligned to the scale according to the required angle, then the first knob 4 is screwed down to fix the measuring ruler 3, when the length of the device needs to be adjusted, the second knob 11 is firstly unscrewed to loosen the compressed extension ruler 13, then the extension ruler 13 is pulled to make the extension ruler 13 move in the measuring ruler 3 in a telescopic way, the extension ruler 13 is adjusted to the designated length according to actual requirements, the second knob 11 is then tightened again. Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a special chi of town and country planning and design, includes ruler board (1) and second knob (11), its characterized in that: a threaded shaft (2) is arranged above the straight ruler plate (1), a measuring ruler (3) is connected outside the threaded shaft (2), a first knob (4) is fixed above the measuring ruler (3), wherein,
grooves (5) are formed in two ends of one side of the straight ruler plate (1), positioning columns (6) are arranged on two side edges of the straight ruler plate (1), an angle ruler (7) is arranged inside the grooves (5), a first through hole (8) is formed in the middle of the measuring ruler (3), a pointer (9) is arranged at one end of the first through hole (8), an arc plate (10) is arranged below the measuring ruler (3), the second knob (11) is arranged at one end of the measuring ruler (3), and the second knob (11) is installed inside a threaded hole (12);
the inside of dipperstick (3) is provided with stretches out chi (13), the inside of stretching out chi (13) is provided with second through-hole (14), the one end of stretching out chi (13) and keeping away from dipperstick (3) is provided with ring post (15), ring post (15) inside is fixed with cartridge (16).
2. The special ruler for urban and rural planning and design according to claim 1, characterized in that: the threaded shaft (2) is arranged on the intersection point of the cross center line of the straight ruler plate (1), and one end of the threaded shaft (2) and one end of the measuring ruler (3) form a sleeving structure.
3. The special ruler for urban and rural planning and design according to claim 1, characterized in that: the first knob (4) is internally provided with threads, and a thread structure is formed between the first knob (4) and the thread shaft (2).
4. The special ruler for urban and rural planning and design according to claim 1, characterized in that: the positioning columns (6) are symmetrically distributed on two sides of the ruler plate (1), and the circle centers of the positioning columns (6) and the threaded shaft (2) are located on the same straight line.
5. The special ruler for urban and rural planning and design according to claim 1, characterized in that: the outside interlude of second knob (11) is provided with the screw thread, and constitutes helicitic texture between screw hole (12) and dipperstick (3) through second knob (11).
6. The special ruler for urban and rural planning and design according to claim 1, characterized in that: constitute cup joint structure between stretching out chi (13) and dipperstick (3), and stretch out and constitute the block structure between chi (13) and second knob (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920912452.5U CN210321470U (en) | 2019-06-17 | 2019-06-17 | Special chi of town and country planning and design |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920912452.5U CN210321470U (en) | 2019-06-17 | 2019-06-17 | Special chi of town and country planning and design |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210321470U true CN210321470U (en) | 2020-04-14 |
Family
ID=70144640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920912452.5U Expired - Fee Related CN210321470U (en) | 2019-06-17 | 2019-06-17 | Special chi of town and country planning and design |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210321470U (en) |
-
2019
- 2019-06-17 CN CN201920912452.5U patent/CN210321470U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 Termination date: 20210617 |