CN214250775U - Magnetic speed-reducing tape - Google Patents
Magnetic speed-reducing tape Download PDFInfo
- Publication number
- CN214250775U CN214250775U CN202120139377.0U CN202120139377U CN214250775U CN 214250775 U CN214250775 U CN 214250775U CN 202120139377 U CN202120139377 U CN 202120139377U CN 214250775 U CN214250775 U CN 214250775U
- Authority
- CN
- China
- Prior art keywords
- chi
- ruler
- wheel
- shell
- friction surface
- 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
Images
Landscapes
- Tape Measures (AREA)
Abstract
The utility model discloses a magnetic force speed reduction tape measure, including ruler shell, the chi wheel that is provided with the center pin, chi wheel suit is provided with chi area and chi spring in the chi wheel in the chi shell, and chi spring suit is in the chi area, and the tip in chi area is provided with chi hook, its characterized in that: the upper surface of the ruler shell is provided with a magnetic block which is in sliding connection relative to the outer surface of the ruler shell, the magnetic block slides to the edge of the ruler shell from the position of a central shaft, the lower surface of the ruler shell is provided with a first friction surface, the upper surface of the ruler wheel is provided with a second friction surface, the second friction surface and the first friction surface are arranged in a vertically corresponding mode, a gap is formed between the second friction surface and the first friction surface, and the ruler wheel can slide vertically along the central shaft. The utility model has the advantages that: the speed of recovering the tape is slowed down, and the use safety is improved.
Description
Technical Field
The utility model belongs to the technical field of measure, concretely relates to magnetic force speed reduction tape measure.
Background
The tape of the tape measure is recovered by means of the recovery force of the tape spring, the longer the tape is pulled out, the larger the recovery force of the tape spring is, the faster the recovery speed is, the thickest tape of the tape measure on the market at present is only less than 0.2mm, the thinnest tape is only 0.1mm, the longest length of the tape can reach 10m, and the thin sharp edge is matched with the long tape, so that the tape measure has great danger when being rapidly recovered, the hand and eyes of a user are easily injured, and the injury is caused to the user.
Disclosure of Invention
For solving the problem that proposes among the above-mentioned background art, the utility model provides a convenient and fast slows down tape measure recovery rate, improves the magnetic force speed reduction tape measure of security.
In order to achieve the above object, the utility model provides a following technical scheme: the ruler comprises a ruler shell and a ruler wheel, wherein the ruler wheel is arranged on a central shaft, a ruler belt and a ruler spring are arranged in the ruler wheel in a sleeved mode, a ruler hook is arranged at the end portion of the ruler belt, a magnetic block is arranged on the upper surface of the ruler shell, the magnetic block is connected with the outer surface of the ruler shell in a sliding mode, the magnetic block slides to the edge of the ruler shell from the position of the central shaft, a first friction surface is arranged on the lower surface of the ruler shell, a second friction surface is arranged on the upper surface of the ruler wheel, the second friction surface corresponds to the first friction surface in the vertical direction, a gap is formed between the second friction surface and the first friction surface, and the ruler wheel can slide up and down along the central shaft.
Preferably, the inner surface of the ruler shell is provided with a first round table, the first round table is fixedly connected with the ruler shell, the first round table surrounds the central shaft, the upper surface of the first round table is a first friction surface, a second round table is arranged below the first round table and located on the upper surface of the ruler wheel, the second round table is fixedly connected with the ruler wheel, and the lower surface of the second round table is a second friction surface.
Preferably, a push plate is arranged on the outer side face of the ruler shell, a first opening is formed in the side face of the ruler shell, a magnetic block push plate shaft is arranged at the right end of the push plate and clamped in the first opening, the push plate can rotate by a certain angle by taking the magnetic block push plate shaft as a center, a second opening is formed in the left end of the push plate, and the magnetic block is clamped in the second opening.
The utility model has the advantages of as follows: the magnetic attraction of adoption magnetic path carries out magnetic force to the chi area chi spring and adsorbs, drive the chi wheel and remove, the first friction surface of chi shell produces frictional force with the second friction surface contact of chi wheel and carries out the speed reduction that the chi area was retrieved, the speed of retrieving can be controlled to the position of control magnetic path simultaneously, when the magnetic path is located the center pin top, magnetic attraction is minimum, frictional force is minimum, it is fast to retrieve speed, when the magnetic path is located chi area and chi spring top, magnetic attraction is the biggest, frictional force is the biggest, retrieve speed is little, the security of use has greatly been improved, the effect of retrieving the chi area has been reached to convenient and fast safety.
Drawings
Fig. 1 is an assembly structure diagram of the magnetic deceleration measuring tape of the present invention.
Fig. 2 is a sectional view of the magnetic deceleration measuring tape of the present invention.
Fig. 3 is a partial enlarged view of the magnetic deceleration measuring tape of the present invention.
Fig. 4 is a schematic diagram of the push plate structure of the magnetic deceleration measuring tape of the present invention.
In the figure: 1. a ruler shell; 2. a tape wheel; 3. pushing the plate; 4. a magnetic block; 5. a tape; 6. a scale spring; 7. a ruler hook; 8. a first circular table; 9. a second circular table; 10. a first opening; 11. a second opening; 12. a central shaft; 13. a first friction face; 14. a second friction face; 15. magnetic block push plate shaft.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1, as shown in fig. 1, 2, 3, and 4, a central shaft 12 is provided inside a blade case 1, a blade wheel 2 is sleeved inside the blade case 1, a blade belt 5 and a blade spring 6 are installed inside the blade wheel 2, the blade belt 5 and the blade spring 6 are made of iron, the blade spring 6 is sleeved inside the blade belt 5, a blade hook 7 is provided at an end of the blade belt 5, a first circular truncated cone 8 is integrally formed on an inner surface of the blade case 1, the first circular truncated cone 8 is an annular protrusion, the first circular truncated cone 8 surrounds the central shaft 12, an upper surface of the first circular truncated cone 8 is a first friction surface 13, a second circular truncated cone 9 is integrally formed below the first circular truncated cone 8, the second circular truncated cone 9 is an annular protrusion, the second circular truncated cone 9 is located on an upper surface of the blade wheel 2, a lower surface of the second friction surface 9 is a second friction surface 14, a gap is provided between the second friction surface 14 and the first friction surface 13, the blade wheel 2 can slide up and down along the central shaft 12, a push plate 3 is installed on an outer side surface of the blade case 1, first trompil 10 is seted up to the upper surface of chi shell 1, and magnetic block push pedal axle 15 is installed to the right-hand member of push pedal 3, and magnetic block push pedal axle 15 card is in first trompil 10, and push pedal 3 uses magnetic block push pedal axle 15 to rotate certain angle as the center, and second trompil 11 is seted up to the left end of push pedal 3, and magnetic block 4 card is in second trompil 11, and magnetic block 4 is by the edge of central shaft 12 position cunning to chi shell 1.
In embodiment 2, a central shaft 12 is arranged inside a ruler shell 1, a ruler wheel 2 is sleeved in the ruler shell 1, a ruler belt 5 and a ruler spring 6 are arranged in the ruler wheel 2, the ruler belt 5 and the ruler spring 6 are made of iron, the ruler spring 6 is sleeved in the ruler belt 5, a ruler hook 7 is arranged at the end part of the ruler belt 5, a first circular truncated cone 8 is integrally formed on the inner surface of the ruler shell 1, the first circular truncated cone 8 is an annular bulge, the first circular truncated cone 8 surrounds the central shaft 12, the upper surface of the first circular truncated cone 8 is a first friction surface 13, a second circular truncated cone 9 is integrally formed below the first circular truncated cone 8, the second circular truncated cone 9 is an annular bulge, the second circular truncated cone 9 is positioned on the upper surface of the ruler wheel 2, the lower surface of the second circular truncated cone 9 is a second friction surface 14, a gap is arranged between the second friction surface 14 and the first friction surface 13, the ruler wheel 2 can slide up and down along the central shaft 12, a push plate 3 is arranged on the outer side surface of the ruler shell 1, and a magnetic block 4 is fixed on the push plate 3, the upper surface of the ruler shell 1 is provided with a slideway, the push plate 3 is positioned in the slideway, and the magnetic block 4 slides to the edge of the ruler shell 1 from the position of the central shaft 12.
Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; therefore, the embodiments should be considered as exemplary and not restrictive in any way, and the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Claims (3)
1. The utility model provides a magnetic force speed reduction tape measure, is including ruler shell (1), chi wheel (2) that are provided with center pin (12), chi wheel (2) suit is in ruler shell (1), be provided with chi area (5) and chi spring (6) in chi wheel (2), chi spring (6) suit is in chi area (5), the tip of chi area (5) is provided with chi hook (7), its characterized in that: the ruler is characterized in that a magnetic block (4) is arranged on the upper surface of the ruler shell (1), the magnetic block (4) is connected with the outer surface of the ruler shell (1) in a sliding mode, the magnetic block (4) slides to the edge of the ruler shell (1) from the position of the central shaft (12), a first friction surface (13) is arranged on the lower surface of the ruler shell (1), a second friction surface (14) is arranged on the upper surface of the ruler wheel (2), the second friction surface (14) and the first friction surface (13) are arranged in a vertically corresponding mode, a gap is formed between the second friction surface (14) and the first friction surface (13), and the ruler wheel (2) can slide vertically along the central shaft (12).
2. A magnetic deceleration tape measure according to claim 1, wherein: the inner surface of chi shell (1) is provided with first round platform (8), first round platform (8) fixed connection chi shell (1), first round platform (8) surround center pin (12), the upper surface of first round platform (8) is first friction surface (13), the below of first round platform (8) is provided with second round platform (9), second round platform (9) are located the upper surface of chi wheel (2), second round platform (9) fixed connection chi wheel (2), the lower surface of second round platform (9) is second friction surface (14).
3. A magnetic deceleration tape measure according to claim 2, wherein: the ruler is characterized in that a push plate (3) is arranged on the outer side face of the ruler shell (1), a first opening (10) is formed in the side face of the ruler shell (1), a magnetic block push plate shaft (15) is arranged at the right end of the push plate (3), the magnetic block push plate shaft (15) is clamped in the first opening (10), the push plate (3) can rotate by a certain angle with the magnetic block push plate shaft (15) as the center, a second opening (11) is formed in the left end of the push plate (3), and the magnetic block (4) is clamped in the second opening (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120139377.0U CN214250775U (en) | 2021-01-19 | 2021-01-19 | Magnetic speed-reducing tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120139377.0U CN214250775U (en) | 2021-01-19 | 2021-01-19 | Magnetic speed-reducing tape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214250775U true CN214250775U (en) | 2021-09-21 |
Family
ID=77751205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120139377.0U Active CN214250775U (en) | 2021-01-19 | 2021-01-19 | Magnetic speed-reducing tape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214250775U (en) |
-
2021
- 2021-01-19 CN CN202120139377.0U patent/CN214250775U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20180281694A1 (en) | Multifunctional vehicle-mounted mobile phone holder | |
| CN214250775U (en) | Magnetic speed-reducing tape | |
| US8950305B1 (en) | Saw brake | |
| CN210616773U (en) | Cutting device of heating cutting machine | |
| CN101590836B (en) | Portable automobile escape self-rescuer | |
| GB1586377A (en) | Crash helmet with movable visor | |
| CN210352236U (en) | Stop gear and lawn mower | |
| CN219331739U (en) | Dig experimental mechanism | |
| CN202738445U (en) | Novel intelligent cropper | |
| CN214524874U (en) | Cutting device | |
| CN217211145U (en) | Infrared forehead thermometer detects uses appurtenance | |
| CN205272083U (en) | Hasp separation blade and knife integral structure | |
| CN219404371U (en) | Protection device for shaver | |
| CN219403636U (en) | L-shaped stainless steel product corner welding polishing device | |
| CN114750855B (en) | Safe type subregion nucleic acid detects sampling car | |
| CN111599066A (en) | Gate passing device capable of actively identifying human face | |
| CN217861377U (en) | Telescopic electric shaver | |
| CN212795027U (en) | Kitchen helping hand sword cap | |
| CN110115606A (en) | A kind of anorectal anastomat | |
| CN113934260B (en) | Embedded collector | |
| CN217044848U (en) | Portable circular saw that has cutting height adjusting function for building | |
| CN211509892U (en) | Fodder hay cutter with protective structure | |
| CN217833860U (en) | Polyurethane conveying roller side cut device | |
| CN212843237U (en) | Steel tape | |
| CN217943421U (en) | Comb component convenient to adjust in reciprocating mode and hair cutting appliance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Magnetic deceleration tape Effective date of registration: 20211220 Granted publication date: 20210921 Pledgee: Bank of China Limited by Share Ltd. Shangqiu branch Pledgor: HENAN JIANGHUA MEASURE TOOLS Co.,Ltd. Registration number: Y2021980015498 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230207 Granted publication date: 20210921 Pledgee: Bank of China Limited by Share Ltd. Shangqiu branch Pledgor: HENAN JIANGHUA MEASURE TOOLS Co.,Ltd. Registration number: Y2021980015498 |