CN220541882U

CN220541882U - Positioning marking device for tape measure

Info

Publication number: CN220541882U
Application number: CN202322109627.8U
Authority: CN
Inventors: 龚琦; 邹永辉; 陈卫; 曾焕
Original assignee: Macheng Fangyuan Construction Engineering Quality Inspection Co ltd
Current assignee: Macheng Fangyuan Construction Engineering Quality Inspection Co ltd
Priority date: 2023-08-07
Filing date: 2023-08-07
Publication date: 2024-02-27
Anticipated expiration: 2033-08-07

Abstract

The utility model relates to a positioning marking device for a tape measure, which comprises a tape measure body and is characterized in that a fixed reed is fixedly arranged on the back surface of the tape measure body, a protection mechanism is arranged on the front surface of the tape measure body, an adjusting mechanism is arranged in the protection mechanism, a marking mechanism is arranged at the output end of the adjusting mechanism, the marking mechanism comprises a movable plate, a U-shaped clamping reed, a chalk piece, a reset spring and a T-shaped pressing rod, the output end of the adjusting mechanism is hinged with the movable plate, the U-shaped clamping reed is fixedly arranged at the bottom of the movable plate, and the chalk piece is arranged in the U-shaped clamping reed. According to the positioning marking device for the tape, through the arrangement of the marking mechanism, the protection mechanism and the adjusting mechanism, the tape body can be marked by one hand in the use process, the marking convenience is improved, meanwhile, the vertical marking is realized, and the marking accuracy is improved.

Description

Positioning marking device for tape measure

Technical Field

The utility model relates to the technical field of auxiliary tools of measuring tape, in particular to a positioning and marking device for a measuring tape.

Background

The tape measure is a common tool in daily life, steel tape measures are frequently seen, the tape measure is frequently used for building and decoration, and is one of the necessary tools for families, the tape measure is divided into a fiber tape measure, a waistline measure and the like, and the steel tape measure is used for the robustness Ban Che, the wind-water gauge and the Wen Gongche; the inner core of the tape measure is provided with a small section of steel sheet, the action of the steel sheet is almost the same as that of a spring, the steel sheet on the trigger of the toy pistol can also be thought, the steel sheet is stressed and bent when being pulled out, the external force disappears after being released, the steel sheet automatically rebounds under the action of the elasticity of the steel sheet, and the forefront part of the tape measure is provided with a folded part, so that the tape measure is blocked outside and cannot be completely retracted.

In the process of realizing the application, the inventor finds that at least the following problems exist in the technology, the existing tape measure needs to be marked in the process of measurement in use, but sometimes the needed measured object needs to be manually supported for fixing, so that the marking is carried out after the measured object is loosened in the process of marking, the accuracy of the marking is affected, the manual marking is carried out, the marking is usually carried out in the direction seen by the angle of eyes, the marking cannot be carried out on the scale of the vertical tape measure, the measurement accuracy is poor, and further improvement is needed.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a positioning marking device for a tape measure, which has the advantages of convenience, accuracy in marking and the like, and solves the problem of poor marking effect of the existing tape measure.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the positioning marking device for the tape measure comprises a tape measure body, wherein a fixed reed is fixedly arranged on the back surface of the tape measure body, a protection mechanism is arranged on the front surface of the tape measure body, an adjusting mechanism is arranged in the protection mechanism, and a scribing mechanism is arranged at the output end of the adjusting mechanism;

the scribing mechanism comprises a movable plate, U-shaped clamping spring pieces, powder scribing sheets, reset springs and T-shaped compression rods, wherein the output end of the adjusting mechanism is hinged to the movable plate, the U-shaped clamping spring pieces are fixedly installed at the bottom of the movable plate, the powder scribing sheets are placed in the U-shaped clamping spring pieces, the reset springs with the number being two are fixedly installed on the front face and the back face of the movable plate, and the T-shaped compression rods are fixedly installed between the two reset springs on the front face of the movable plate.

Further, the protection machanism includes the protecting crust, keeps off lid, movable hole and perforation, the positive fixed mounting of tape measure body has the protecting crust, the front demountable installation of protecting crust keeps off the lid, the movable hole has been seted up to the front that keeps off the lid, the perforation that is located the powder scribing below has been seted up to the bottom of protecting crust.

Further, adjustment mechanism includes adjusting screw, linkage worm wheel, initiative worm, twists first, extension board and stopper, the interior roof of protecting crust rotates and installs the adjusting screw that quantity is two, the outside fixed mounting of adjusting screw has the linkage worm wheel, the inner wall right side of protecting crust rotates and installs the initiative worm that one end and linkage worm wheel engaged with, the initiative worm runs through and extends to the left side of protecting crust, the left side fixed mounting of initiative worm has twists first, the holistic external screw thread of adjusting screw installs the extension board that one end contacted with the protecting crust, the equal fixed mounting of inner wall left and right sides of protecting crust has the stopper that quantity is two.

Further, the extension plate is located between the upper limiting block and the lower limiting block, the whole reset spring at the front side is contacted with the blocking cover, and the whole reset spring at the rear side is contacted with the protecting shell.

Further, the driving worm and the adjusting screw are both rotationally connected with the protective shell through bearings, and the movable plate is hinged to the bottom of the extension plate.

Further, the perforation is matched with the chalk, and the T-shaped pressing rod penetrates through the movable hole and extends to the front side of the retaining cover.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

according to the positioning marking device for the tape, through the arrangement of the marking mechanism, the protection mechanism and the adjusting mechanism, the tape body can be marked by one hand in the use process, the marking convenience is improved, meanwhile, the vertical marking is realized, and the marking accuracy is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic rear view of the present utility model;

FIG. 3 is a schematic cross-sectional view of a protective shell structure of the present utility model;

FIG. 4 is a schematic sectional view of the right-side view of the protective shell of the present utility model.

In the figure: 1. a tape measure body; 2. fixing the reed; 3. a protective shell; 4. a blocking cover; 5. adjusting a screw; 6. a linked worm wheel; 7. a driving worm; 8. screwing the head; 9. an extension plate; 10. a limiting block; 11. a movable plate; 12. u-shaped card reed; 13. scribing; 14. a return spring; 15. a movable hole; 16. a T-shaped compression bar; 17. and (5) perforating.

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.

Referring to fig. 1-4, a positioning and marking device for a tape measure in this embodiment includes a tape measure body 1, a fixed reed 2 fixedly mounted on the back of the tape measure body 1, a protection mechanism disposed on the front of the tape measure body 1, an adjusting mechanism disposed inside the protection mechanism, and a scribing mechanism disposed at the output end of the adjusting mechanism.

Wherein, the fixed reed 2 is arranged, so that the tape measure body 1 is convenient to fix and carry.

In this embodiment, marking mechanism includes fly leaf 11, U type jump ring piece 12, powder scribing 13, reset spring 14 and T type depression bar 16, and adjustment mechanism's output articulates there is fly leaf 11, and the bottom fixed mounting of fly leaf 11 has U type jump ring piece 12, and powder scribing 13 has been placed to the inside of U type jump ring piece 12, and the front and the back of fly leaf 11 are all fixed mounting have reset spring 14 that are two in quantity, and the front of fly leaf 11 just is located between two positive reset springs 14 fixed mounting has T type depression bar 16.

Specifically, the user presses the T-shaped compression bar 16, so that the front side return spring 14 is driven by the movable plate 11 to extend, and the rear side return spring 14 is compressed, at this time, the movable plate 11 drives the U-shaped clamp spring sheet 12 to enable the powder scribing 13 to move backwards with the hinge of the adjusting mechanism as the center of a circle, and the bottom of the powder scribing 13 is scribed on the surface of the measured object to leave marks, so that the influence of movement on the measuring effect in the measuring process of the measured object is avoided, and accurate marks are realized.

In this embodiment, protection machanism includes shield shell 3, fender lid 4, movable hole 15 and perforation 17, the front fixed mounting of tape measure body 1 has shield shell 3, the front demountable installation of shield shell 3 has fender lid 4, front side reset spring 14 is whole to be contacted with fender lid 4, rear side reset spring 14 is whole to be contacted with shield shell 3, movable hole 15 has been seted up in the front of fender lid 4, T type depression bar 16 runs through movable hole 15 and extends to the front side of fender lid 4, perforation 17 that is located powder scribing 13 below has been seted up to the bottom of shield shell 3, perforation 17 and powder scribing 13 looks adaptation.

Wherein, the movable hole 15 is arranged to enable the T-shaped compression bar 16 to operate.

The blocking cover 4 is fixed to the protective housing 3 by a screw, so that replacement and maintenance can be performed after the dicing sheet 13 is used.

In this embodiment, adjustment mechanism includes adjusting screw 5, linkage worm wheel 6, initiative worm 7, twist first 8, extension board 9 and stopper 10, the interior roof rotation of lag 3 is installed and is installed two adjusting screw 5 of quantity, the outside fixed mounting of adjusting screw 5 has linkage worm wheel 6, the initiative worm 7 that one end and linkage worm wheel 6 engaged with is installed in the rotation of lag 3's inner wall right side, initiative worm 7 and adjusting screw 5 are all connected with lag 3 rotation through the bearing, initiative worm 7 runs through and extends to lag 3's left side, the left side fixed mounting of initiative worm 7 has twist first 8, the holistic external screw thread of adjusting screw 5 installs extension board 9 that one end contacted with lag 3, fly leaf 11 articulates in the bottom of extension board 9, the stopper 10 that is two of quantity is all fixed mounting in the left and right sides of lag 3, extension board 9 is located between upper and lower stopper 10 is whole.

Wherein, the arrangement of the limiting block 10 limits the movable range of the extension plate 9.

Specifically, the screwing head 8 is rotated, so that the driving worm 7 drives the two linkage worm gears 6 to rotate, thereby realizing the rotation of the two adjusting screws 5, and the extension plate 9 is limited to move downwards in the protective shell 3, so that the scribing mechanism is driven to move downwards through the through hole 17 to be in the same horizontal plane with the bottom of the tape measure body 1.

The working principle of the embodiment is as follows:

in use, the screwing head 8 is rotated to drive the driving worm 7 to drive the two linkage worm gears 6 to rotate, so that the rotation of the two adjusting screws 5 is realized, the extension plate 9 is limited to move downwards in the protective shell 3, the scribing mechanism is driven to move downwards to be in the same horizontal plane with the bottom of the tape measure body 1 through the through hole 17, meanwhile, the scribing mechanism is also in the same horizontal plane with the outlet of the tape measure body 1, a user hooks the tape measure body 1 to a measured object, then holds the measured object with one hand and pulls the tape measure with the other hand, after the specified position is reached, the user presses the T-shaped compression bar 16, the front side reset spring 14 is driven by the movable plate 11 to extend, the rear side reset spring 14 is compressed, at the moment, the movable plate 11 drives the U-shaped clamp spring 12 to enable the powder scribing 13 to move backwards by taking the hinge position of the extension plate 9 as the circle center, and the bottom of the powder scribing 13 is scribed on the surface of the measured object to leave marks.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The positioning marking device for the tape measure comprises a tape measure body (1), and is characterized in that a fixed reed (2) is fixedly arranged on the back surface of the tape measure body (1), a protection mechanism is arranged on the front surface of the tape measure body (1), an adjusting mechanism is arranged in the protection mechanism, and a marking mechanism is arranged at the output end of the adjusting mechanism;

the scribing mechanism comprises a movable plate (11), U-shaped clamping spring pieces (12), powder scribing pieces (13), reset springs (14) and a T-shaped pressing rod (16), wherein the output end of the adjusting mechanism is hinged to the movable plate (11), the U-shaped clamping spring pieces (12) are fixedly arranged at the bottom of the movable plate (11), the powder scribing pieces (13) are arranged in the U-shaped clamping spring pieces (12), the reset springs (14) with the number being two are fixedly arranged on the front face and the back face of the movable plate (11), and the T-shaped pressing rod (16) is fixedly arranged between the two reset springs (14) on the front face of the movable plate (11).

2. A tape locating and marking device according to claim 1, wherein: the protection mechanism comprises a protection shell (3), a blocking cover (4), a movable hole (15) and a perforation (17), wherein the protection shell (3) is fixedly arranged on the front surface of the tape measure body (1), the blocking cover (4) is detachably arranged on the front surface of the protection shell (3), the movable hole (15) is formed in the front surface of the blocking cover (4), and the perforation (17) positioned below the powder scribing piece (13) is formed in the bottom of the protection shell (3).

3. A tape locating and marking device according to claim 2, wherein: the adjusting mechanism comprises an adjusting screw (5), a linkage worm wheel (6), a driving worm (7), a screwing head (8), an extending plate (9) and a limiting block (10), wherein the adjusting screw (5) with two quantity is installed on the inner top wall of the protecting shell (3) in a rotating mode, the linkage worm wheel (6) is fixedly installed on the outer portion of the adjusting screw (5), the driving worm (7) with one end meshed with the linkage worm wheel (6) is installed on the right side of the inner wall of the protecting shell (3) in a rotating mode, the driving worm (7) penetrates through and extends to the left side of the protecting shell (3), the screwing head (8) is fixedly installed on the left side of the driving worm (7), the extending plate (9) with two quantity limiting blocks (10) are fixedly installed on the left side and the right side of the inner wall of the protecting shell (3).

4. A tape locating and marking device according to claim 3, wherein: the extension plate (9) is positioned between the whole upper limit block (10) and the whole lower limit block, the whole reset spring (14) at the front side is contacted with the baffle cover (4), and the whole reset spring (14) at the rear side is contacted with the protective shell (3).

5. A tape locating and marking device according to claim 3, wherein: the driving worm (7) and the adjusting screw (5) are rotationally connected with the protective shell (3) through bearings, and the movable plate (11) is hinged to the bottom of the extension plate (9).

6. A tape locating and marking device according to claim 2, wherein: the perforation (17) is matched with the powder scribing (13), and the T-shaped pressing rod (16) penetrates through the movable hole (15) and extends to the front side of the baffle cover (4).