CN220750982U - Self-locking tape measure - Google Patents
Self-locking tape measure Download PDFInfo
- Publication number
- CN220750982U CN220750982U CN202322551231.9U CN202322551231U CN220750982U CN 220750982 U CN220750982 U CN 220750982U CN 202322551231 U CN202322551231 U CN 202322551231U CN 220750982 U CN220750982 U CN 220750982U
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- locking
- self
- connector
- tape measure
- assembly
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- 238000004804 winding Methods 0.000 claims abstract description 10
- 238000005452 bending Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000003825 pressing Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Tape Measures (AREA)
Abstract
The utility model discloses a self-locking tape measure, which comprises a shell, wherein a telescopic opening is arranged on the shell; the winding assembly is arranged in the shell; one end of the tape is connected with the winding assembly, and the other end extends out of the telescopic opening; the connector is connected with the other end of the tape; the self-locking assembly is arranged in the shell and opposite to the telescopic opening, and the connector can be clamped into the self-locking assembly when pressed for the first time and separated from the self-locking assembly when pressed for the second time; the structure can realize the locking and unlocking of the self-locking assembly to the connector by pressing the connector twice, and additional unlocking keys and corresponding transmission structures are not needed, so that the structure of the tape measure is greatly simplified, the production cost and the assembly difficulty are reduced, and the tape measure has very good practicability.
Description
Technical Field
The utility model relates to the field of tape measures, in particular to a self-locking tape measure.
Background
The measuring tape is a measuring tool commonly used in life, in particular to an intelligent measuring tape, and when the measuring tape is used for measuring dimensions (circumference length), the operation flow comprises the following steps: 1. pulling out the tape; 2. after one turn around the measurement object, fixing the tape head to the tape measure body; 3. pressing a rule retracting key, and tightening the tape to obtain the perimeter of the measured object; 4. taking out the tape head and retracting the tape; however, the existing tape measure head needs to be ejected additionally with the aid of keys, after the tape measure head is fixed, the unlocking keys are pressed to release and eject the tape measure head, and the extra keys and the transmission mechanism increase the production cost of the tape measure, and the tape measure head has a complex structure and high assembly difficulty; therefore, there is an urgent need for a self-locking tape measure to solve the above problems.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a self-locking tape measure.
The technical scheme adopted by the embodiment of the utility model for solving the technical problems is as follows: a self-locking tape measure comprising:
a housing provided with a telescopic opening thereon;
the winding assembly is arranged in the shell;
one end of the tape is connected with the winding assembly, and the other end extends out of the telescopic opening;
the connector is connected with the other end of the tape;
the self-locking assembly is arranged in the shell and opposite to the telescopic opening, and the connector can be clamped into the self-locking assembly when pressed for the first time and separated from the self-locking assembly when pressed for the second time.
Preferably, the self-locking assembly comprises:
a locking seat, on which a bayonet is arranged;
the clamping piece is movably arranged in the locking seat, a first clamping part and a second clamping part are arranged at the front end of the clamping piece, arc-shaped clamping blocks are arranged on two sides of the clamping piece, and a locking channel X and an unlocking channel Y are respectively defined between the lower end and the upper end of the arc-shaped clamping blocks and the locking seat;
the drag hook is arranged in the locking seat, and two ends of the drag hook respectively extend to be close to the arc-shaped clamping block;
the draw hook can be hooked on the arc-shaped clamping block through the locking channel X when the connector is pressed for the first time, so that the first clamping part and the second clamping part are mutually close to each other under the propping of the bayonet and are clamped on the connector; or the drag hook can be separated from the arc-shaped clamping block through the unlocking channel Y when the connector is pressed for the second time, so that the first clamping part and the second clamping part are mutually far away and the connector is loosened.
Preferably, a first bending section is arranged between the first clamping part and the clamping piece, and a second bending section is arranged between the second clamping part and the clamping piece.
Preferably, a reset piece is arranged between the clamping piece and the locking seat.
Preferably, the restoring element is provided as a spring.
Preferably, the inner wall of the shell is provided with a plurality of limit posts, the limit posts form a limit space, and the self-locking assembly is limited in the limit space.
The utility model has the beneficial effects that: a self-locking tape measure comprises a shell, wherein a telescopic opening is arranged on the shell; the winding assembly is arranged in the shell; one end of the tape is connected with the winding assembly, and the other end extends out of the telescopic opening; the connector is connected with the other end of the tape; the self-locking assembly is arranged in the shell and opposite to the telescopic opening, and the connector can be clamped into the self-locking assembly when pressed for the first time and separated from the self-locking assembly when pressed for the second time; the structure can realize the locking and unlocking of the self-locking assembly to the connector by pressing the connector twice, and additional unlocking keys and corresponding transmission structures are not needed, so that the structure of the tape measure is greatly simplified, the production cost and the assembly difficulty are reduced, and the tape measure has very good practicability.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is an exploded view of a self-locking tape measure;
FIG. 2 is an enlarged view of a portion of area A of FIG. 1;
FIG. 3 is a cross-sectional view of a self-locking tape measure;
fig. 4 is a partial enlarged view of the region B in fig. 3.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, plural means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and the above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless clearly defined otherwise, the terms "disposed," "mounted," "connected," and the like are to be construed broadly and may be connected directly or indirectly through an intermediary; the connecting device can be fixedly connected, detachably connected and integrally formed; may be a mechanical connection; may be a communication between two elements or an interaction between two elements. The specific meaning of the words in the utility model can be reasonably determined by a person skilled in the art in combination with the specific content of the technical solution.
Referring to fig. 1-4, a self-locking tape measure, comprising:
a housing 10 on which a telescopic port 11 is provided;
a winding assembly 20 disposed within the housing 10;
one end of the tape 30 is connected with the winding assembly 20, and the other end extends out of the telescopic opening 11;
the connector 40 is connected with the other end of the tape 30;
the self-locking assembly 50 is disposed in the housing 10 and opposite to the telescopic opening 11, and the connector 40 can be locked into the self-locking assembly 50 when pressed for the first time and separated from the self-locking assembly 50 when pressed for the second time.
In the present utility model, when in use, the tape 30 is pulled out from the housing 10 by grasping the connector 40, the connector 40 is inserted onto the self-locking assembly 50 after surrounding an object to be tested, specifically, when the connector 40 is pressed for the first time, the connector 40 pushes the clamping member 53 to move in the locking seat 51, and in the moving process, the first clamping part 54 and the second clamping part 55 on the clamping member 53 are abutted with the bayonet 52 on the locking seat 51, so that the first clamping part 54 and the second clamping part 55 are respectively bent around the first bending section 61 and the second bending section 62 (i.e. the first clamping part 54 and the second clamping part 55 are close to each other), and then clamped onto the connector 40, and meanwhile, the draw hook 57 is hooked on the arc-shaped clamping block 56 along the locking channel X, thereby enabling the self-locking assembly 50 to enter a locking state, and realizing locking of the connector 40; when the connector 40 is pressed for the second time, the connector 40 pushes the clamping piece 53 to move in the locking seat 51 again, in the moving process, the draw hook 57 is separated from the arc-shaped clamping block 56 along the unlocking channel Y, so that the self-locking assembly 50 enters an unlocking state, the clamping piece 53 moves outwards under the action of the resetting piece 70 and drives the first clamping part 54 and the second clamping part 55 to be away from the bayonet 52, and the first bending section 61 and the second bending section 62 drive the first clamping part 54 and the second clamping part 55 to reset under the action of deformation force (namely, the first clamping part 54 and the second clamping part 55 are away from each other), so that the connector 40 is unlocked; it should be noted that, the self-locking assembly 50 may be a self-locking switch and be directly assembled in the housing 10; the utility model has the advantages that: the structure can realize the locking and unlocking of the self-locking assembly to the connector by pressing the connector twice, and additional unlocking keys and corresponding transmission structures are not needed, so that the structure of the tape measure is greatly simplified, the production cost and the assembly difficulty are reduced, and the tape measure has very good practicability.
As a preferred embodiment of the self-locking assembly 50, the self-locking assembly 50 comprises:
a locking seat 51 on which a bayonet 52 is provided;
the clamping piece 53 is movably arranged in the locking seat 51, a first clamping part 54 and a second clamping part 55 are arranged at the front end of the clamping piece 53, arc-shaped clamping blocks 56 are arranged on two sides of the clamping piece 53, and a locking channel X and an unlocking channel Y are respectively defined between the lower end and the upper end of the arc-shaped clamping blocks 56 and the locking seat 51;
the draw hook 57 is arranged in the locking seat 51, and two ends of the draw hook extend to be close to the arc-shaped clamping block 56 respectively;
the draw hook 57 can be hooked on the arc-shaped clamping block 56 through the locking channel X when the connector 40 is pressed for the first time, so that the first clamping part 54 and the second clamping part 55 are mutually close to each other under the abutting of the bayonet 52 and clamped on the connector 40; or the draw hook 57 can be separated from the arc-shaped clamping block 56 through the unlocking channel Y when the connector 40 is pressed for the second time, so that the first clamping part 54 and the second clamping part 55 are away from each other and the connector 40 is loosened.
A first bending section 61 is provided between the first clamping portion 54 and the clamping piece 53, and a second bending section 62 is provided between the second clamping portion 55 and the clamping piece 53.
A reset piece 70 is arranged between the clamping piece 53 and the locking seat 51; preferably, the return member 70 is provided as a spring.
A plurality of limit posts 80 are arranged on the inner wall of the shell 10, a limit space 81 is formed by the limit posts 80, and the self-locking assembly 50 is limited in the limit space 81; the self-locking assembly 50 is limited by virtue of a plurality of limiting posts 80 and limiting spaces 81 formed by the shell 10, and an additional fastening mechanism is not needed, so that the structure of the tape measure is further simplified, and the production cost and the assembly difficulty are reduced.
Of course, the present utility model is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present utility model, and these equivalent modifications and substitutions are included in the scope of the present utility model as defined in the appended claims.
Claims (6)
1. A self-locking tape measure, comprising:
a housing (10) provided with a telescopic opening (11);
a winding assembly (20) arranged in the shell (10);
one end of the tape (30) is connected with the winding assembly (20), and the other end extends out of the telescopic opening (11);
the connector (40) is connected with the other end of the tape (30);
the self-locking assembly (50) is arranged in the shell (10) and opposite to the telescopic opening (11), and the connector (40) can be clamped into the self-locking assembly (50) when pressed for the first time and separated from the self-locking assembly (50) when pressed for the second time.
2. The self-locking tape measure of claim 1, wherein: the self-locking assembly (50) comprises:
a locking seat (51) on which a bayonet (52) is provided;
the clamping piece (53) is movably arranged in the locking seat (51), a first clamping part (54) and a second clamping part (55) are arranged at the front end of the clamping piece (53), arc-shaped clamping blocks (56) are arranged on two sides of the clamping piece (53), and a locking channel X and an unlocking channel Y are respectively defined between the lower end and the upper end of the arc-shaped clamping blocks (56) and the locking seat (51);
the draw hook (57) is arranged in the locking seat (51) and two ends of the draw hook extend to be close to the arc-shaped clamping block (56) respectively;
the draw hook (57) can be hooked on the arc-shaped clamping block (56) through the locking channel X when the connector (40) is pressed for the first time, so that the first clamping part (54) and the second clamping part (55) are mutually close to each other under the abutting of the bayonet (52) and are clamped on the connector (40); or the draw hook (57) can be separated from the arc-shaped clamping block (56) through the unlocking channel Y when the connector (40) is pressed for the second time, so that the first clamping part (54) and the second clamping part (55) are away from each other and the connector (40) is loosened.
3. A self-locking tape measure according to claim 2, wherein: a first bending section (61) is arranged between the first clamping part (54) and the clamping piece (53), and a second bending section (62) is arranged between the second clamping part (55) and the clamping piece (53).
4. A self-locking tape measure according to claim 2, wherein: a reset piece (70) is arranged between the clamping piece (53) and the locking seat (51).
5. The self-locking tape measure of claim 4, wherein: the restoring element (70) is provided as a spring.
6. The self-locking tape measure of claim 1, wherein: the self-locking device is characterized in that a plurality of limiting columns (80) are arranged on the inner wall of the shell (10), a limiting space (81) is formed by the limiting columns (80), and the self-locking assembly (50) is limited in the limiting space (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322551231.9U CN220750982U (en) | 2023-09-19 | 2023-09-19 | Self-locking tape measure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322551231.9U CN220750982U (en) | 2023-09-19 | 2023-09-19 | Self-locking tape measure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220750982U true CN220750982U (en) | 2024-04-09 |
Family
ID=90556046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322551231.9U Active CN220750982U (en) | 2023-09-19 | 2023-09-19 | Self-locking tape measure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220750982U (en) |
-
2023
- 2023-09-19 CN CN202322551231.9U patent/CN220750982U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |