CN220917413U - Leg circumference measurement high-precision device - Google Patents
Leg circumference measurement high-precision device Download PDFInfo
- Publication number
- CN220917413U CN220917413U CN202321758864.0U CN202321758864U CN220917413U CN 220917413 U CN220917413 U CN 220917413U CN 202321758864 U CN202321758864 U CN 202321758864U CN 220917413 U CN220917413 U CN 220917413U
- Authority
- CN
- China
- Prior art keywords
- lower cover
- encoder
- leg circumference
- ring
- side part
- 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.)
- Active
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model discloses a leg circumference measurement high-precision device, which relates to the technical field of measurement devices and comprises a lower cover, wherein an upper cover is fixedly arranged on the side part of the lower cover, an encoder is fixedly arranged on the side part of the lower cover through a bottom shell fixing frame, a circular shaft is fixedly arranged at the detection end of the encoder, and one end of the circular shaft penetrates through the lower cover and is fixedly provided with a fixing ring through a connecting mechanism. The utility model has reasonable structure, when in measurement, the dimension ruler is pulled to drive the fixed ring to rotate, the detection end of the encoder rotates, the encoder converts the rotation displacement of the detection ring into a series of digital pulse signals, and the digital pulse signals can be recorded by connecting the encoder with a computer, so that manual pen recording is not needed, the digital pen is more convenient and can not be wrongly recorded, the digital pen is more accurate, meanwhile, the fixed ring rotates to drive the spring ring to rotate, the spring ring is tightened, after the measurement is completed, the dimension ruler is loosened, and the dimension ruler is restored to the original state under the action of the spring ring, thereby being convenient for the next measurement.
Description
Technical Field
The utility model relates to the technical field of measuring devices, in particular to a leg circumference measuring high-precision device.
Background
When the leg circumference is measured, a maintenance ruler is used for measuring, the existing measuring mode is that a person holds a pen and a book, after measurement, the pen is used for recording, errors easily occur if the person miss, and the pen and the book are required to be carried for use together during measurement, so that the leg circumference measuring device is inconvenient to use.
Disclosure of utility model
The application aims to provide a leg circumference measurement high-precision device, which aims to solve the problems that in the background technology, when leg circumference measurement is proposed, a maintenance ruler is used for measurement, the existing measurement mode is that a person holds a pen and a book, after measurement, the pen is used for recording, errors easily occur if the person looks wrong, and the pen and the book are required to be carried for use together during measurement, so that the device is inconvenient to use.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a leg circumference measurement high-precision device, includes the lower cover, the lateral part fixed mounting of lower cover has the upper cover, the lateral part of lower cover has the encoder through drain pan mount fixed mounting, the detection end fixed mounting of encoder has the circle axle, the one end of circle axle runs through the lower cover and through coupling mechanism fixed mounting has the retainer plate, the dimension chi around establishing the multiturn is installed to the lateral part of retainer plate, the inner wall fixed mounting of retainer plate has the one end of spring ring, the other end fixed mounting of spring ring has the fixed axle, the fixed axle keep away from the one end of circle axle with the inner wall fixed connection of upper cover.
Preferably, the side parts of the lower cover and the upper cover are provided with ruler holes, and the two ruler holes are symmetrically arranged and correspond to the positions of the dimension ruler.
Preferably, the connecting mechanism comprises a rotating sleeve fixedly sleeved on the circular shaft, a connecting disc is fixedly sleeved on the circumferential side part of the rotating sleeve, and the outer side part of the connecting disc is fixedly connected with the inner wall of the fixing ring.
Preferably, both side portions of the fixing ring are respectively contacted with inner walls of the upper cover and the lower cover, which are close to each other.
Preferably, a round hole is formed in the inner wall of the lower cover, and the rotating sleeve is rotatably installed in the round hole.
Preferably, a baffle disc is fixedly sleeved at the outer side part of the rotating sleeve, and the side part, away from the encoder, of the baffle disc is contacted with the side part, close to the encoder, of the lower cover.
Preferably, the fixed shaft corresponds to the position of the circular shaft.
In summary, the utility model has the technical effects and advantages that:
The utility model has reasonable structure, when in measurement, the dimension ruler is pulled to drive the fixed ring to rotate, the detection end of the encoder rotates, the encoder converts the rotation displacement of the detection ring into a series of digital pulse signals, and the digital pulse signals can be recorded by connecting the encoder with a computer, so that manual pen recording is not needed, the digital pen is more convenient and can not be wrongly recorded, the digital pen is more accurate, meanwhile, the fixed ring rotates to drive the spring ring to rotate, the spring ring is tightened, after the measurement is completed, the dimension ruler is loosened, and the dimension ruler is restored to the original state under the action of the spring ring, thereby being convenient for the next measurement.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of an embodiment of the present application;
FIG. 2 is a schematic perspective view of an embodiment of the present application;
FIG. 3 is a schematic perspective view of an embodiment of the present application without an upper cover;
Fig. 4 is a top view of an embodiment of the present application.
In the figure: 1. a lower cover; 2. an upper cover; 3. a ruler hole; 4. an encoder; 5. a bottom shell fixing frame; 6. a circular shaft; 7. a rotating sleeve; 8. a connecting disc; 9. a fixing ring; 10. a dimension ruler; 11. a spring ring; 12. a fixed shaft; 13. a baffle disc.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: referring to fig. 1-4, a leg circumference measuring high-precision device comprises a lower cover 1, an upper cover 2 is fixedly arranged on the side part of the lower cover 1, an encoder 4 is fixedly arranged on the side part of the lower cover 1 through a bottom shell fixing frame 5, a round shaft 6 is fixedly arranged at the detection end of the encoder 4, one end of the round shaft 6 penetrates through the lower cover 1 and is fixedly provided with a fixing ring 9 through a connecting mechanism, a dimension ruler 10 wound with multiple rings is arranged on the outer side part of the fixing ring 9, one end of a spring ring 11 is fixedly arranged on the inner wall of the fixing ring 9, a fixed shaft 12 is fixedly arranged at the other end of the spring ring 11, and one end of the fixed shaft 12 far away from the round shaft 6 is fixedly connected with the inner wall of the upper cover 2.
By the above structure: during measurement, the fixed ring 9 can be driven to rotate by pulling the dimension ruler 10, the detection end of the encoder 4 rotates, the rotary displacement of the detection ring is converted into a series of digital pulse signals by the encoder 4, and the digital pulse signals can be recorded by connecting a computer through the encoder 4, so that manual pen recording is not needed, the digital pen is more convenient, mistakes can not be recorded, the digital pen is more accurate, the spring ring 11 is driven to rotate by rotating the fixed ring 9, the spring ring 11 is tightened, after measurement is completed, the dimension ruler 10 is loosened, and the dimension ruler 10 is restored under the action of the spring ring 11, so that the next measurement is facilitated.
The side parts of the lower cover 1 and the upper cover 2 are provided with ruler holes 3, and the two ruler holes 3 are symmetrically arranged and correspond to the positions of the dimension ruler 10. The rule opening 3 is arranged such that one end of the maintenance rule 10 can be removed.
The connecting mechanism comprises a rotating sleeve 7 fixedly sleeved on the circular shaft 6, a connecting disc 8 is fixedly sleeved on the circumferential side part of the rotating sleeve 7, and the outer side part of the connecting disc 8 is fixedly connected with the inner wall of a fixing ring 9. Through the arrangement of the connecting disc 8 and the rotating sleeve 7, the fixing ring 9 is convenient to connect.
The two sides of the fixing ring 9 are respectively contacted with the inner walls of the upper cover 2 and the lower cover 1 which are close to each other. This has the advantage that the dimension 10 does not fall off the fixing ring 9.
A round hole is formed in the inner wall of the lower cover 1, and the rotating sleeve 7 is rotatably arranged in the round hole. Through the setting of round hole, be convenient for carry out spacingly to rotating sleeve 7.
The outer side of the rotating sleeve 7 is fixedly sleeved with a baffle disc 13, and the side part of the baffle disc 13 away from the encoder 4 is contacted with the side part of the lower cover 1 close to the encoder 4. Through the setting of fender dish 13, be convenient for carry out spacingly to rotating sleeve 7.
The fixed shaft 12 corresponds to the position of the circular shaft 6. This has the advantage of facilitating the resetting of the late spring coils 11.
The working principle of the utility model is as follows:
When the measuring instrument is used, the dimension ruler 10 is pulled out through the two ruler holes 3 and then can be measured, the fixed ring 9 is driven to rotate when the dimension ruler 10 is pulled, the fixed ring 9 rotates to drive the rotating sleeve 7 and the circular shaft 6 to rotate, the circular shaft 6 rotates to enable the detection end of the encoder 4 to rotate, the encoder 4 converts the rotation displacement of the detection ring into a series of digital pulse signals, the encoder 4 is connected with a computer to conduct recording, therefore, manual pen recording is not needed, the measuring instrument is more convenient, error recording is avoided, the measuring instrument is more accurate, meanwhile, the fixed ring 9 rotates to drive the spring ring 11 to rotate, the spring ring 11 tightens up, after the measuring is completed, the dimension ruler 10 is loosened, and the dimension ruler 10 is enabled to recover the original shape under the action of the spring ring 11, so that the next measuring is convenient.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (7)
1. High-precision leg circumference measurement device is characterized in that: including lower cover (1), the lateral part fixed mounting of lower cover (1) has upper cover (2), the lateral part of lower cover (1) is through drain pan mount (5) fixed mounting has encoder (4), the detection end fixed mounting of encoder (4) has round axle (6), the one end of round axle (6) runs through lower cover (1) and through coupling mechanism fixed mounting has retainer plate (9), dimensional chi (10) around establishing many circles are installed to the lateral part of retainer plate (9), the one end of spring ring (11) is installed to the inner wall fixed mounting of retainer plate (9), the other end fixed mounting of spring ring (11) has fixed axle (12), one end that round axle (6) was kept away from to fixed axle (12) with the inner wall fixed connection of upper cover (2).
2. A leg circumference measuring high-precision device according to claim 1, characterized in that: ruler holes (3) are formed in the side portions of the lower cover (1) and the side portions of the upper cover (2), and the two ruler holes (3) are symmetrically arranged and correspond to the positions of the dimension ruler (10).
3. A leg circumference measuring high-precision device according to claim 1, characterized in that: the connecting mechanism comprises a rotating sleeve (7) fixedly sleeved on the circular shaft (6), a connecting disc (8) is fixedly sleeved on the circumferential side part of the rotating sleeve (7), and the outer side part of the connecting disc (8) is fixedly connected with the inner wall of the fixed ring (9).
4. A leg circumference measuring high-precision device according to claim 1, characterized in that: the two side parts of the fixing ring (9) are respectively contacted with the inner walls of the upper cover (2) and the lower cover (1) which are close to each other.
5. A leg circumference measuring high precision apparatus as claimed in claim 3, wherein: the inner wall of the lower cover (1) is provided with a round hole, and the rotating sleeve (7) is rotatably arranged in the round hole.
6. A leg circumference measuring high precision apparatus as claimed in claim 3, wherein: the outer side part of the rotating sleeve (7) is fixedly sleeved with a baffle disc (13), and the side part of the baffle disc (13) away from the encoder (4) is contacted with the side part of the lower cover (1) close to the encoder (4).
7. A leg circumference measuring high-precision device according to claim 1, characterized in that: the fixed shaft (12) corresponds to the position of the circular shaft (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321758864.0U CN220917413U (en) | 2023-07-06 | 2023-07-06 | Leg circumference measurement high-precision device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321758864.0U CN220917413U (en) | 2023-07-06 | 2023-07-06 | Leg circumference measurement high-precision device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220917413U true CN220917413U (en) | 2024-05-10 |
Family
ID=90961779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321758864.0U Active CN220917413U (en) | 2023-07-06 | 2023-07-06 | Leg circumference measurement high-precision device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220917413U (en) |
-
2023
- 2023-07-06 CN CN202321758864.0U patent/CN220917413U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201561732U (en) | Tool for detecting timing angle of gear | |
| CN220917413U (en) | Leg circumference measurement high-precision device | |
| CN203704907U (en) | Automatic box body hole coaxiality measuring device | |
| CN110260757A (en) | A kind of necking end socket height detection tool | |
| CN209116937U (en) | A kind of variable diameter ring outer diameter automatic detection device | |
| CN216480115U (en) | Instrument data acquisition device based on machine vision | |
| CN210431160U (en) | Return-to-zero device of stepping motor | |
| CN210533223U (en) | Portable rotating mechanical coupling centering tool | |
| CN110031031B (en) | Probe fixing device of optical fiber sensor | |
| CN210004921U (en) | kind of supervision measuring tool | |
| CN210400236U (en) | Detection tool for detecting height and parallelism of rib of inner ring of tapered roller bearing | |
| CN207703387U (en) | A kind of small rotary sink prepares the hydraulic pressure mensuration system of mud-rock flow | |
| CN216399564U (en) | Instrument and meter workstation for detection convenient to it is fixed and rotatory | |
| CN220541961U (en) | Combined electromagnetic clutch shaft center detection device | |
| CN202599398U (en) | Manual roundness measuring instrument capable of carrying out multipoint detection on sensor | |
| CN206177984U (en) | High -precision degree rotational speed measuring device | |
| CN115979219B (en) | Slope appearance is used in land survey and drawing of intelligent autonomous operation | |
| CN206155795U (en) | Release is locked fast to rotation type | |
| CN210242653U (en) | Sieve case actuating arm inspection gauge | |
| CN219714344U (en) | Angle sensor testing device | |
| CN210004938U (en) | Concentricity testing fixture for automobile tripod universal joint shell | |
| CN220153471U (en) | Low floor wheel limit speed reducer bearing hole inner hole detection tool | |
| CN114111507B (en) | Mechanical assembly size positioning detection device | |
| CN217930336U (en) | Ocean sounding calibration auxiliary device | |
| JP2538579Y2 (en) | Segment assembly erector with rotation angle detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |