CN219874416U - Needle taking device with double pushing function - Google Patents
Needle taking device with double pushing function Download PDFInfo
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- CN219874416U CN219874416U CN202320929566.7U CN202320929566U CN219874416U CN 219874416 U CN219874416 U CN 219874416U CN 202320929566 U CN202320929566 U CN 202320929566U CN 219874416 U CN219874416 U CN 219874416U
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- ejector rod
- handle
- needle
- spring
- supporting tube
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- 230000009977 dual effect Effects 0.000 claims 6
- 238000000605 extraction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a needle taking device with a double pushing function, which comprises a handle, a first ejector rod, a second ejector rod, a spring and a tooth supporting tube, wherein the first ejector rod is connected with the handle; the tooth supporting tube is fixed at the head of the handle, the first ejector rod is arranged in the handle, and the front end of the first ejector rod stretches into the tooth supporting tube; the second ejector rod is inserted from the tail part of the handle, one end of the spring is clamped on the second ejector rod, and the other end of the spring is propped against the first ejector rod. According to the utility model, the needle taking modes with different forces can be selected according to the tightness of the contact needle, the force applied to the first ejector rod by the spring is utilized to take the needle, and the force applied to the first ejector rod by the second ejector rod is utilized to take the needle, so that the contact needle is prevented from being damaged due to overlarge needle taking force, the needle cannot be taken due to overlarge force, and the double pushing function is realized.
Description
Technical Field
The utility model relates to the technical field of needle extractors, in particular to a needle extractor with a double pushing function.
Background
The wire connecting terminal is an important electrical element for connecting electrical equipment, has wide application in the field of equipment, and when the wire connecting terminal connected with the wire harness is in actual life or application, and the socket is required to be disassembled or the wires are required to be rearranged to replace wires, the wire connecting terminal of the wire harness is required to be taken out from the wire connecting socket or the wire connecting terminal, and the wire connecting terminal or the wire connecting terminal is usually ejected by a needle ejector.
The needle taking device, also called needle withdrawing device, generally comprises a handle, a push rod and a needle withdrawing piece, wherein the push rod is arranged in the handle, and the needle withdrawing piece is movably sleeved on the push rod. The binding post with the contact pin is provided with a basket-shaped fastener which is mainly used for preventing the terminal from being separated. The front end of the needle withdrawing piece is of a tubular structure and is used for receiving the basket-shaped fastener into the tube to enable the fastener to leave the wiring socket of the electric connector, and then the push rod is used for pushing out the contact pin to finish the needle withdrawing work. The ejector rod of the existing needle taking device is provided with a spring, the ejector rod is reset through the spring, and after long-time use, elastic fatigue can occur, so that the working efficiency of the needle taking device is affected. Some needle extractors adopt a mode of manually pushing the ejector rod to realize needle extraction, but the manual needle extraction is inconvenient to use.
Disclosure of Invention
In order to solve the problems, the utility model provides the needle extractor with the double pushing function, which can select different pushing modes according to the use condition and is convenient to use.
For this purpose, the technical scheme of the utility model is as follows: the needle taking device with the double pushing function comprises a handle, a first ejector rod, a second ejector rod, a spring and a tooth supporting tube; the tooth supporting tube is fixed at the head of the handle, the first ejector rod is arranged in the handle, and the front end of the first ejector rod stretches into the tooth supporting tube; the second ejector rod is inserted from the tail part of the handle, one end of the spring is clamped on the second ejector rod, and the other end of the spring is propped against the first ejector rod.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the front end of the second ejector rod stretches into the handle, the second ejector rod can move towards the interior of the handle, and the front end of the second ejector rod is abutted against the tail end of the first ejector rod.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the tooth supporting tube, the first ejector rod and the second ejector rod are all coaxially arranged.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the tooth supporting tube is arranged in the first fastening piece, and is fixed by the limiting piece; the handle is hollow, the handle head is provided with a first mounting hole, and the first fastener is in threaded fit with the first mounting hole.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the end of the first ejector rod is provided with an annular step surface, one side of the annular step surface is abutted against the limiting piece, and the other side of the annular step surface is abutted against the spring.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the tail part of the handle is provided with a second mounting hole, a hollow second fastening piece is arranged in the second mounting hole, and the second ejector rod is inserted into the handle from a through hole in the middle of the second fastening piece.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: an annular limiting block and an annular mounting groove are arranged in the middle of the second ejector rod, the annular limiting block is abutted against the inner side of the second fastening piece, and the end part of the spring is mounted on the annular mounting groove.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: and the tail end of the second ejector rod is provided with an end cover.
The utility model is provided with the first ejector rod, the second ejector rod and the spring inside the handle, and in an initial state, the first ejector rod is positioned at the forefront position, the second ejector rod is positioned at the final position, and the two ejector rods are in a mutually separated state under the action of the spring. When the pin picking device is used, the tooth supporting pipe is sleeved on the terminal, the basket-shaped limiting piece is received in the tooth supporting pipe, and in the process, if the pin is loose, the force of the spring to the first ejector rod is enough to eject the pin, so that the pin picking operation is completed. If the contact pin is relatively tight, the force given by the spring to the first ejector rod cannot eject the contact pin, and the first ejector rod is reacted by the contact pin and retracted inwards, then the second ejector rod is pushed at the moment, so that the front end of the second ejector rod is propped against the first ejector rod, the first ejector rod is pushed forward, the contact pin is ejected, and the needle taking work is completed. Whether the second ejector rod needs to be pushed or not is selected according to the tightness of the contact pins, so that the needle taking requirements of contact pins of different types are met.
Compared with the prior art, the utility model has the beneficial effects that:
1. the needle taking mode with different forces can be selected according to the tightness of the contact needle, the force applied to the first ejector rod by the spring is utilized to take the needle, and the force applied to the first ejector rod by the second ejector rod is utilized to take the needle, so that the contact needle is prevented from being damaged due to overlarge needle taking force, the needle cannot be taken due to overlarge force, and the double pushing function is realized.
2. The tooth supporting tube is fixed on the handle through the first fastener, so that a user can self-replace the tooth supporting tube which is easy to wear, and the service life of the needle taking device is prolonged; the user can change the tooth pipe that props of different models according to the demand, and the commonality is strong.
Drawings
The following is a further detailed description of embodiments of the utility model with reference to the drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the present utility model;
FIG. 3 is an exploded view of the part of the present utility model;
FIG. 4 is a schematic view of a first ejector rod according to the present utility model;
fig. 5 is a schematic structural view of a second ejector rod according to the present utility model.
Marked in the figure as: the handle 1, the first ejector rod 2, the ejector pin notch 21, the annular step surface 22, the second ejector rod 3, the annular limiting block 31, the annular mounting groove 32, the spring 4, the first fastening piece 5, the first through hole 51, the second fastening piece 6, the second through hole 61, the limiting piece 7, the tooth supporting tube 8 and the end cover 9.
Detailed Description
In the description of the present utility model, it should be noted that, for the azimuth words such as the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, only for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and should not be construed as limiting the specific protection scope of the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first", "a second" feature may explicitly or implicitly include one or more of such feature, and in the description of the present utility model, the meaning of "a number", "a number" is two or more, unless otherwise specifically defined.
See the drawings. The needle taking device with the double pushing function comprises a handle 1, a first ejector rod 2, a second ejector rod 3, a spring 4, a first fastening piece 5, a second fastening piece 6, a limiting piece 7 and a tooth supporting tube 8 which are coaxially arranged.
The handle 1 is of a hollow structure, a first mounting hole is formed in the head of the handle 1, and a second mounting hole is formed in the tail of the handle 1. The first fastener 5 is hollow, the front end of the first fastener is provided with a first through hole 51 for the tooth supporting tube to pass through, the tooth supporting tube 8 is arranged in the first fastener 5, the front end of the tooth supporting tube 8 passes out of the first through hole of the first fastener 5, and the tail end of the tooth supporting tube 8 is fixed by the limiting piece 7; the limiting piece 7 is of a hollow structure, is inserted into the first fastening piece 5, and limits the tooth supporting tube 8 in the first fastening piece 5; the first fastener 5 is in threaded fit with a first mounting hole in the head of the handle 1, and the tooth supporting tube 8 is fixed on the handle 5.
The first ejector rod 2 is arranged in the handle 1, the front end of the first ejector rod 2 stretches into the tooth supporting tube 8, and the front end of the first ejector rod 2 is provided with an inwards concave ejector pin notch 21; the tail end of the first ejector rod 2 is provided with an annular step surface 22, one side of the annular step surface 22 is abutted against the limiting piece 7, and the other side of the annular step surface is abutted against the spring 4.
The second ejector rod 3 is inserted from the tail of the handle 1, an annular limiting block 31 and an annular mounting groove 32 are arranged in the middle of the second ejector rod 3, a second fastening piece 6 is mounted in a second mounting hole of the tail of the handle 1 in a threaded mode, and a second through hole 61 is formed in the middle of the second fastening piece 6, so that the second ejector rod 3 can move inwards from the second through hole 61. And the annular limiting block 31 of the second ejector rod 3 abuts against the second fastening piece 6, and the second fastening piece 6 can prevent the second ejector rod 3 from falling out of the handle 1. One end of the spring 4 is arranged on the annular mounting groove 32 of the second ejector rod 3, and the other end of the spring is abutted against the annular step surface 22 of the first ejector rod 2. An end cover 9 is arranged at the tail end of the second ejector rod 3.
In the initial state, under the action of the spring 4, the first ejector rod 2 is positioned at the foremost position, the second ejector rod 3 is positioned at the final position, and the two ejector rods are in a mutually separated state.
When the pin picking device is used, the tooth supporting tube 8 is sleeved on the terminal, the basket-shaped limiting part on the terminal is received in the tooth supporting tube 8, in the process, the first ejector rod 2 can push the pin under the action of elasticity, and if the pin is relatively loose, the force given to the first ejector rod 2 by the spring 4 is enough to push the pin out, so that the pin picking operation is completed. If the contact pin is relatively tight, the force given by the spring to the first ejector rod cannot eject the contact pin, and the first ejector rod is reacted by the contact pin and retracted inwards, then the second ejector rod 3 is pushed at the moment, so that the front end of the second ejector rod 3 is propped against the first ejector rod 2, the first ejector rod 2 is pushed forwards, the contact pin is ejected, and the needle taking work is completed. Whether the second ejector rod needs to be pushed or not is selected according to the tightness of the contact pins, so that the needle taking requirements of contact pins of different types are met.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (8)
1. The utility model provides a take needle ware of dual promotion function which characterized in that: comprises a handle, a first ejector rod, a second ejector rod, a spring and a tooth supporting tube; the tooth supporting tube is fixed at the head of the handle, the first ejector rod is arranged in the handle, and the front end of the first ejector rod stretches into the tooth supporting tube; the second ejector rod is inserted from the tail part of the handle, one end of the spring is clamped on the second ejector rod, and the other end of the spring is propped against the first ejector rod.
2. A needle remover with dual push function as claimed in claim 1, characterized in that: the front end of the second ejector rod stretches into the handle, the second ejector rod can move towards the interior of the handle, and the front end of the second ejector rod is abutted against the tail end of the first ejector rod.
3. A needle remover with dual push function as claimed in claim 1, characterized in that: the tooth supporting tube, the first ejector rod and the second ejector rod are all coaxially arranged.
4. A needle remover with dual push function as claimed in claim 1, characterized in that: the tooth supporting tube is arranged in the first fastening piece, and is fixed by the limiting piece; the handle is hollow, the handle head is provided with a first mounting hole, and the first fastener is in threaded fit with the first mounting hole.
5. The needle extractor with double pushing function as defined in claim 4, wherein: the end of the first ejector rod is provided with an annular step surface, one side of the annular step surface is abutted against the limiting piece, and the other side of the annular step surface is abutted against the spring.
6. A needle remover with dual push function as claimed in claim 1, characterized in that: the tail part of the handle is provided with a second mounting hole, a hollow second fastening piece is arranged in the second mounting hole, and the second ejector rod is inserted into the handle from a through hole in the middle of the second fastening piece.
7. The needle extractor with double pushing function as defined in claim 6, wherein: an annular limiting block and an annular mounting groove are arranged in the middle of the second ejector rod, the annular limiting block is abutted against the inner side of the second fastening piece, and the end part of the spring is mounted on the annular mounting groove.
8. A needle remover with dual push function as claimed in claim 1, characterized in that: and the tail end of the second ejector rod is provided with an end cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320929566.7U CN219874416U (en) | 2023-04-20 | 2023-04-20 | Needle taking device with double pushing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320929566.7U CN219874416U (en) | 2023-04-20 | 2023-04-20 | Needle taking device with double pushing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219874416U true CN219874416U (en) | 2023-10-20 |
Family
ID=88345088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320929566.7U Active CN219874416U (en) | 2023-04-20 | 2023-04-20 | Needle taking device with double pushing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219874416U (en) |
-
2023
- 2023-04-20 CN CN202320929566.7U patent/CN219874416U/en active Active
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