CN214120959U

CN214120959U - Multifunctional measuring tape

Info

Publication number: CN214120959U
Application number: CN202023040478.7U
Authority: CN
Inventors: 刘东晓
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-09-03
Anticipated expiration: 2030-12-16

Abstract

The utility model relates to a multifunctional measuring tape, which comprises a shell, a winding wheel and a brake device; the brake device comprises a slideway, a switch and a ratchet wheel; the ratchet wheel is provided with a tooth part with the height reduced along the rotation direction of the winding wheel when the ruler strip extends out; the switch comprises a horizontal rod and a pressing block; one end of the horizontal rod, which is far away from the pressing block, is provided with an elastic piece; the horizontal rod is provided with a clamping piece; the switch is provided with two working positions, the ratchet wheel at the first working position can be matched with the horizontal rod to lock the winding wheel in real time, and the pressing block at the second working position pushes the horizontal rod to be separated from the ratchet wheel. The utility model has the advantages of reasonable design, cooperate through setting up the fastener on ratchet and the horizon bar on the reel lateral wall, through setting for switch operating position, prevent the fish tail user of quick shrink in good time locking the reel of chi strip long distance pull, or the quick straight line of reel shrink improves recovery efficiency in short distance measurement, has avoided the destruction to the environment in the tape measure use when realizing the high-efficient utilization of tape measure.

Description

Multifunctional measuring tape

Technical Field

The utility model belongs to the technical field of measuring tool and specifically relates to a multifunctional tape measure.

Background

At present, a measuring tape in daily life is a length measuring tool which is widely used. Chinese patent document No. CN2316627Y discloses a tape measure, which comprises a tape measure body, a tape measure housing and a brake device, wherein the brake device comprises a ratchet, a brake lever and two positioning pins, when a user uses the tape measure with such a structure, the user only needs to pull the tape measure body to an estimated minimum length without worrying about that the tape measure body will be immediately retracted, and when the user wants to measure a longer length, the user only needs to continuously pull out the tape measure body, and when the user wants to retract the tape measure, the user pulls out the tape measure body for a short distance without releasing the tape measure body, tilts the tape measure housing to any angle along the axial direction of the tape measure housing, and then releases the tape measure body, so that the tape measure body can be retracted. However, the edge of the existing tape measure is sharp, the existing tape measure is not braked in use, and is easy to automatically and quickly recover, so that users are scratched, and partial tape measures are locked in real time for avoiding scratching the users, so that the rewinding efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multifunctional tape measure for solve the problem that current tape measure can't adjust tape measure recovery efficiency in good time according to the demand.

In order to solve the problems, the utility model provides a multifunctional tape measure, which comprises a shell, a winding wheel for winding a tape measure strip and a brake device; the brake device comprises a slideway arranged on the side wall of the shell, a switch capable of sliding on the slideway, and a ratchet wheel arranged on the side wall of the rolling wheel; the ratchet wheel is provided with a tooth part with the height reduced along the rotating direction of the winding wheel when the ruler strip extends out; the switch comprises a horizontal rod arranged on the inner wall of the shell and a pressing block which presses and pushes the horizontal rod to move; one end of the horizontal rod, which is far away from the pressing block, is provided with an elastic piece which is pressed against the shell; the horizontal rod is provided with a clamping piece which is matched with the tooth part and used for clamping and braking the rolling wheel; the switch is provided with two working positions, the ratchet wheel can be matched with the horizontal rod to lock the winding wheel in real time at the first working position, and the pressing block pushes the horizontal rod to be separated from the ratchet wheel at the second working position.

The utility model provides a multifunctional tape still has following technical characteristic:

furthermore, the shell is provided with a sliding groove for limiting the horizontal sliding of the horizontal rod.

Furthermore, a boss is arranged at one end of the horizontal rod close to the pressing block; the pressing block is provided with two clamping grooves which are matched with the bosses to fix the working positions of the bosses.

Furthermore, the clamping piece is made of flexible materials.

Furthermore, an anti-skid surface is arranged on the pressing block.

The utility model discloses following beneficial effect has: the utility model has the advantages of reasonable design, moreover, the steam generator is simple in structure, cooperate through the fastener that sets up ratchet on the reel lateral wall and horizon bar, through setting for switch operating position, realized selecting switch operating position according to actual demand, the reel in good time locking to chi strip long distance pull in-process prevents the fish tail user of rapid contraction, or the quick sharp shrink of reel improves recovery efficiency in the short distance measurement, according to the demand of actual measurement distance, select different switch operating position, the destruction to the environment in the tape measure use has been avoided when realizing the high-efficient utilization of tape measure.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic diagram of the internal structure of the embodiment of the present invention;

fig. 3 is a schematic diagram of the internal structure of the embodiment of the present invention;

FIG. 4 is an enlarged view of the portion A of FIG. 3 according to the embodiment of the present invention;

in the figure: 1-shell, 2-winding wheel, 3-brake device, 31-slideway, 32-switch, 33-pressing block, 34-horizontal rod, 35-clamping piece, 36-boss, 37-clamping groove, 4-ratchet wheel, 41-tooth part, 42-elastic piece and 5-sliding groove.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In one embodiment of the multi-functional tape measure of the present invention as shown in fig. 1 to 4, the multi-functional tape measure comprises a housing 1, a winding wheel 2 for winding a tape measure, and a brake device 3; the brake device 3 comprises a slideway 31 arranged on the side wall of the shell 1, a switch 32 capable of sliding on the slideway 31, and a ratchet 4 arranged on the side wall of the winding wheel 2; the ratchet wheel 4 is provided with a tooth part 41 with the height reduced along the rotating direction of the winding wheel 2 when the ruler strip extends out; the switch 32 comprises a horizontal rod 34 arranged on the inner wall of the shell 1 and a pressing block 33 which presses and pushes the horizontal rod 34 to move; one end of the horizontal rod 34 far away from the pressing block 33 is provided with an elastic piece 42 which is pressed against the shell 1; the horizontal rod 34 is provided with a clamping piece 35 which is matched with the tooth part 41 to clamp the brake roller 2; the switch 32 is provided with two working positions, the ratchet 4 at the first working position can be matched with the horizontal rod 34 to lock the winding wheel 2 in real time, and the pressing block 33 at the second working position pushes the horizontal rod 34 to separate from the ratchet 4. Cooperate through the ratchet that sets up on the rolling wheel lateral wall and the fastener on the horizon bar, through setting for switch operating position, the effectual realization is selected switch operating position according to actual demand, the timely locking of the rolling wheel to the chi strip long distance pull in-process prevents the fish tail user of quick shrink, or the quick sharp shrink of rolling wheel improves recovery efficiency in the short distance measurement, according to the demand of actual measurement distance, select different switch operating position, the realization is to the high-efficient utilization of tape measure, and reduce the destruction in the use.

Specifically, the housing 1 is provided with a slide groove 5 for restricting the horizontal sliding of the horizontal rod 34. The sliding groove is arranged to ensure the moving direction of the horizontal rod, so that the close action of the horizontal rod and the ratchet wheel is effectively ensured.

Specifically, a boss 36 is provided at one end of the horizontal rod 34 close to the pressing block 33; the pressing block 33 is provided with two slots 37 which are matched with the bosses 36 to fix the working position. The boss and the clamping groove which are mutually matched are designed, so that the stability of the working position is effectively guaranteed, and the sliding separation from the current working position is avoided.

Specifically, the clip 35 is made of a flexible material. The rotation of the reel when contradicting the reel and retrieving the chi strip is effectually guaranteed to the fastener through flexible material, the normal rotation of reel when also having guaranteed the chi strip pull.

Specifically, the pressing block 33 is provided with an anti-slip surface.

The working principle is as follows: when a user pulls and pulls the ruler strip for measuring a long distance in use, the switch 32 is in the first working position, the sliding block 32 is pushed to one end of the slide way 31, the boss 36 is separated from the clamping groove 37, the elastic piece 42 supports the horizontal rod 34 to ensure that the clamping piece 35 in a static state is matched with the ratchet wheel 4 to realize timely braking of the ruler strip, the ruler strip drives the winding wheel 2 to rotate in the pulling process, the tooth part 41 supports and repeatedly lifts the clamping piece 35, and drives the horizontal rod 34 to repeatedly translate under the action of the elastic element 42, so as to ensure the smooth rotation of the ratchet wheel 4, after the extension to the required length, the elastic piece 42 supports the horizontal rod 34 and the pressing block 33 in a propping and contacting way, the tooth part 41 is clamped and limited under the matching action of the clamping piece 35 to drive the ruler strip to recover and rotate by the reel 2, after the user finishes the measurement, the pressing block 33 is pressed to drive the clamping piece 35 to be separated from the tooth part 41, and the winding wheel 2 drives the ruler strip to be wound and recovered; when carrying out short distance multiple measurement, switch 32 is in the second operating position, promote slider 32 to the slide 31 other end, boss 36 block draw-in groove 37 just, press the briquetting 33 top to touch horizon bar 34 extrusion elastic component 42, guarantee that quiescent condition fastener 35 keeps away from ratchet 4, get rid of the brake function of tape measure, guarantee that the tape measure is retrieved fast after finishing measuring, the tape measure can keep the straight line to retrieve fast in short distance measurement, when reducing the injury to the user, the recovery efficiency of tape measure has been improved, avoid the long-time naked loss that causes of tape measure.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A multi-function tape measure, comprising: comprises a shell (1), a winding wheel (2) for winding the ruler strip and a brake device (3); the brake device (3) comprises a slideway (31) arranged on the side wall of the shell (1), a switch (32) capable of sliding on the slideway (31), and a ratchet wheel (4) arranged on the side wall of the rolling wheel (2); the ratchet wheel (4) is provided with a tooth part (41) with the height reduced along the rotating direction of the winding wheel (2) when the ruler strip extends out; the switch (32) comprises a horizontal rod (34) arranged on the inner wall of the shell (1) and a pressing block (33) which presses and pushes the horizontal rod (34) to move; one end of the horizontal rod (34) far away from the pressing block (33) is provided with an elastic piece (42) which is pressed against the shell (1); a clamping piece (35) which is matched with the tooth part (41) to clamp and brake the rolling wheel (2) is arranged on the horizontal rod (34); the switch (32) is provided with two working positions, the ratchet wheel (4) can be matched with the horizontal rod (34) to lock the rolling wheel (2) in real time at the first working position, the groove block at the second working position is matched with the guard plate groove, and the pressing block (33) pushes the horizontal rod (34) to be separated from the ratchet wheel (4); a boss (36) is arranged at one end of the horizontal rod (34) close to the pressing block (33); the pressing block (33) is provided with two clamping grooves (37) which are matched with the bosses (36) and fix the working positions of the bosses.

2. The multi-purpose tape measure of claim 1, wherein: the shell (1) is provided with a sliding groove (5) for limiting the horizontal rod (34) to horizontally slide.

3. The multi-purpose tape measure of claim 1, wherein: the clamping piece (35) is made of flexible materials.

4. The multi-purpose tape measure of claim 1, wherein: the pressing block (33) is provided with an anti-slip surface.