CN219695286U

CN219695286U - Novel maintenance test pencil

Info

Publication number: CN219695286U
Application number: CN202320967890.8U
Authority: CN
Inventors: 单东利; 王洋; 王健; 郭从民; 常立国; 韩铁元
Original assignee: CRRC Tangshan Co Ltd
Current assignee: CRRC Tangshan Co Ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-09-15
Anticipated expiration: 2033-04-26

Abstract

The utility model relates to the technical field of test pens, in particular to a novel maintenance test pen, which comprises a limit groove, wherein the limit groove is formed in the surface of one end, far away from a pen holder, of a connecting seat, a limit plate is movably arranged in the limit groove, a sliding groove is formed in the surface of one end, far away from the pen holder, of the connecting seat, a sliding plate is connected in a sliding manner, an inserted rod is fixedly arranged on the surface of the sliding plate, a jack is formed in the side surface of the limit plate, one end, far away from the sliding plate, of the inserted rod is positioned in the jack, a first spring is fixedly arranged between the sliding plate and the inner wall of one side of the sliding groove, a groove is formed in the surface of one end, far away from the pen holder, of the connecting seat, a sliding plate is connected in a sliding manner, and one end, far away from the groove, of the sliding plate is fixedly connected with the sliding plate. The utility model solves the problems that the conventional test pencil cannot conveniently and rapidly replace the pencil point according to the caliber of the screw groove and the shape of the screw groove, and has low applicability.

Description

Novel maintenance test pencil

Technical Field

The utility model relates to the technical field of test pencil, in particular to a novel maintenance test pencil.

Background

The electric pencil has the basic function that whether the electric wire is electrified or not is tested, a neon bulb is arranged in the pencil body, if the neon bulb emits light during testing, the electric wire is electrified or is a fire wire, a pencil point, a pencil tail and a pencil holder are made of metal materials, the pencil holder is made of insulating materials, when the electric pencil is used, a hand is required to touch a metal part at the tail end of the electric pencil, otherwise, no loop is formed between the electrified body, the electric pencil and the human body and the ground because the electric bulb does not emit light, erroneous judgment is caused, the electrified body is considered to be electrified, and the electric pencil is free from worry about danger because the electric resistance is very high, and the hand is not required to touch the pencil point during use so as to prevent electric shock accidents.

The conventional test pencil on the market generally has the advantages that the pencil point is made into a straight line shape or a quincuncial shape, but only one shape can be installed and cannot be replaced, so that the function is single, the pencil point cannot be replaced conveniently and rapidly according to the caliber of the screw groove and the shape of the screw groove, and the applicability is low.

Disclosure of Invention

The utility model aims to solve the technical problems in the background, and provides a novel maintenance test pencil.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a novel maintenance test pencil, includes the pen-holder, the one end port fixed mounting of pen-holder has the connecting seat, the mounting hole has been seted up to the one end surface that the pen-holder was kept away from to the connecting seat, the inside movable mounting of mounting hole has the nib, the one end surface that the pen-holder was kept away from to the connecting seat is equipped with fixing device, fixing device includes the spacing groove, the one end surface that the pen-holder was kept away from at the connecting seat is seted up to the spacing groove, the inside movable mounting of spacing groove has the limiting plate, the outer wall fixed connection of the side of limiting plate and nib, the setting of limiting plate and spacing groove has played initially with the effect of nib spacing inside the mounting hole.

Preferably, the connecting seat is kept away from the one end surface of pen-holder and has been seted up the spout, the inside sliding connection of spout has the slide, the fixed surface of slide installs the inserted bar, the jack has been seted up to the side of limiting plate, the one end that the slide was kept away from to the inserted bar is located the inside of jack, and the effect in the limiting groove is spacing with the limiting plate has been played in the setting of inserted bar and jack.

Preferably, a first spring is fixedly arranged between the sliding plate and one side inner wall of the sliding groove, a groove is formed in the surface of one end, far away from the pen holder, of the connecting seat, a sliding plate is connected to the groove in a sliding mode, one end, far away from the groove, of the sliding plate is fixedly connected with the sliding plate, the sliding plate is arranged to achieve the effect of driving the sliding plate to move in the sliding groove, and the first spring is arranged to achieve the effect of limiting the sliding plate to move in the sliding groove.

Preferably, the side of connecting seat is equipped with protector, protector includes the backup pad, the side fixed connection of backup pad and connecting seat, the sleeve has been placed on the surface of backup pad, and the setting of backup pad has played the effect of supporting the sleeve, and telescopic setting has played the effect of protecting the nib.

Preferably, the side fixed mounting of connecting seat has two extension bars, two sliding connection has splint between the extension bar, the outer wall surface fixed mounting of splint has the pull rod, and the setting of splint has played the effect of fixing sleeve centre gripping on the backup pad surface, and the setting of pull rod has played the effect of driving splint at the surface removal of extension bar.

Preferably, a circular plate is fixedly arranged on the surface of one end, far away from the connecting seat, of the extension rod, a second spring is fixedly arranged between the circular plate and the clamping plate, and the arrangement of the second spring has the effect of limiting the position of the clamping plate on the surface of the extension rod.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. according to the utility model, when the pen point is required to be replaced, the sliding plate is firstly slid, the sliding plate moves in the groove, the sliding plate is moved in the groove to drive the sliding plate to move in the groove, the sliding plate moves in the groove to squeeze the first spring, the first spring is stressed and compressed, meanwhile, the sliding plate moves in the groove to drive the inserting rod to move, the inserting rod moves to enable the inserting rod to move out of the jack, the limiting plate separated from the inserting rod and the jack loses limit in the limiting groove, the limiting plate loses limit in the limiting groove, the pen point is removed from the mounting hole by pulling the pen point outwards, and the pen point and the connecting seat can be detached through the cooperation of the structure, so that the corresponding pen point can be replaced conveniently according to actual conditions, and the applicability of the device is further improved.

2. According to the utility model, the protective device is arranged, when the sleeve is needed to be used, the pull rod is pulled firstly, the pull rod moves to drive the clamping plate to move on the surface of the extension rod, the clamping plate moves on the surface of the extension rod to squeeze the second spring, so that the second spring is stressed and compressed, meanwhile, the clamping plate moves on the surface of the extension rod to further separate the clamping plate from the sleeve, the sleeve is separated from the sleeve to enable the sleeve to lose limit on the surface of the supporting plate, at the moment, the sleeve can be taken off from the surface of the supporting plate, then the sleeve is inserted on the surface of the pen point, the pen point is positioned in the sleeve, and the sleeve can isolate the pen point from the external environment through the cooperation of the structure, so that the phenomenon of corrosion of the pen point is avoided.

Drawings

FIG. 1 is a schematic diagram of a three-dimensional structure of a novel maintenance test pencil according to the present utility model;

FIG. 2 is a schematic diagram showing the bottom view structure of the novel maintenance test pencil according to the present utility model;

FIG. 3 is a schematic diagram of the structure of the novel maintenance test pencil of FIG. 1A;

FIG. 4 is a schematic diagram of the structure of the novel maintenance test pencil of FIG. 2 at B;

legend description:

1. a penholder; 2. a connecting seat; 3. a mounting hole; 4. a pen point; 5. a fixing device; 51. a limit groove; 52. a limiting plate; 53. a chute; 54. a slide plate; 55. a rod; 56. a jack; 57. a first spring; 58. a groove; 59. a slip plate; 6. a protective device; 61. a support plate; 62. a sleeve; 63. an extension rod; 64. a clamping plate; 65. a pull rod; 66. a circular plate; 67. and a second spring.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Referring to fig. 1-4, the present utility model provides a technical solution: the novel maintenance test pencil comprises a pencil holder 1, wherein a connecting seat 2 is fixedly arranged at one end port of the pencil holder 1, a mounting hole 3 is formed in the surface of one end, far away from the pencil holder 1, of the connecting seat 2, and a pen point 4 is movably arranged in the mounting hole 3.

The specific arrangement and function of the securing means 5 and the protective means 6 will be described in detail below.

In this embodiment: the connecting seat 2 is equipped with fixing device 5 far away from the one end surface of pen-holder 1, and fixing device 5 includes spacing groove 51, and spacing groove 51 is seted up at the one end surface that connecting seat 2 kept away from pen-holder 1, and the inside movable mounting of spacing groove 51 has limiting plate 52, and the side of limiting plate 52 and the outer wall fixed connection of nib 4.

In this embodiment: the setting of limiting plate 52 and spacing groove 51 has played the effect of initially limiting nib 4 inside mounting hole 3.

Specifically, a sliding groove 53 is formed in the surface of one end, far away from the pen holder 1, of the connecting seat 2, a sliding plate 54 is connected inside the sliding groove 53 in a sliding manner, a plug rod 55 is fixedly arranged on the surface of the sliding plate 54, a jack 56 is formed in the side surface of the limiting plate 52, and one end, far away from the sliding plate 54, of the plug rod 55 is located inside the jack 56.

In this embodiment: the arrangement of the insert rod 55 and the insertion hole 56 has the effect of limiting the limiting plate 52 in the limiting groove 51.

Specifically, a first spring 57 is fixedly installed between the sliding plate 54 and the inner wall of one side of the sliding groove 53, a groove 58 is formed in the surface of one end, far away from the pen holder 1, of the connecting seat 2, a sliding plate 59 is slidably connected in the groove 58, and one end, far away from the groove 58, of the sliding plate 59 is fixedly connected with the sliding plate 54. The sliding plate 59 has an effect of moving the sliding plate 54 inside the sliding groove 53, and the first spring 57 has an effect of restricting the position of the sliding plate 54 inside the sliding groove 53.

In this embodiment: the side of connecting seat 2 is equipped with protector 6, and protector 6 includes backup pad 61, and backup pad 61 and the side fixed connection of connecting seat 2, sleeve 62 have been placed to the surface of backup pad 61. When the sleeve 62 is needed to be used, the pull rod 65 is pulled firstly, the pull rod 65 moves to drive the clamping plate 64 to move on the surface of the extension rod 63, the clamping plate 64 moves on the surface of the extension rod 63 to press the second spring 67, the second spring 67 is stressed and compressed, meanwhile, the clamping plate 64 moves on the surface of the extension rod 63 to further separate the clamping plate 64 from the sleeve 62, the sleeve 62 which is separated from the sleeve 62 is limited on the surface of the supporting plate 61, at this time, the sleeve 62 can be removed from the surface of the supporting plate 61, then the sleeve 62 is inserted on the surface of the pen point 4, the pen point 4 is located inside the sleeve 62, and the sleeve 62 can isolate the pen point 4 from the external environment through the cooperation of the structure, so that the rust phenomenon of the pen point 4 is avoided.

Specifically, two extension rods 63 are fixedly arranged on the side face of the connecting seat 2, a clamping plate 64 is slidably connected between the two extension rods 63, and a pull rod 65 is fixedly arranged on the outer wall surface of the clamping plate 64.

In this embodiment: the clamping plate 64 has the effect of clamping and fixing the sleeve 62 on the surface of the supporting plate 61, and the pull rod 65 has the effect of driving the clamping plate 64 to move on the surface of the extension rod 63.

Specifically, a circular plate 66 is fixedly mounted on the surface of one end of the extension rod 63 away from the connecting seat 2, and a second spring 67 is fixedly mounted between the circular plate 66 and the clamping plate 64.

In this embodiment: the provision of the second spring 67 has the effect of restricting the position of the clamping plate 64 on the surface of the extension rod 63.

Working principle: through setting up fixing device 5, when needing to change nib 4, at first slip board 59, the inside removal of messenger's slip board 59 at recess 58, the inside removal of slip board 59 at recess 58 drives slide 54 at the inside removal of spout 53, slide 54 can extrude first spring 57 in the inside removal of spout 53, the atress compression of messenger's first spring 57, the inside removal of slide 54 at spout 53 still drives inserted bar 55 and removes, inserted bar 55 removes the inside that makes itself follow jack 56, the limiting plate 52 that inserted bar 55 and jack 56 separation made loses spacingly in the inside of spacing groove 51, limiting plate 52 loses spacingly in the inside of spacing groove 51 nib 4 that spacing made in mounting hole 3, at this moment can outwards pull out nib 4, shift out nib 4 from the inside of mounting hole 3, through the cooperation of above-mentioned structure, can dismantle between messenger's nib 4 and connecting seat 2, and then conveniently change corresponding nib 4 according to actual conditions, thereby further increase the suitability of the device. When the sleeve 62 is needed to be used, the pull rod 65 is pulled firstly, the pull rod 65 moves to drive the clamping plate 64 to move on the surface of the extension rod 63, the clamping plate 64 moves on the surface of the extension rod 63 to press the second spring 67, the second spring 67 is stressed and compressed, meanwhile, the clamping plate 64 moves on the surface of the extension rod 63 to further separate the clamping plate 64 from the sleeve 62, the sleeve 62 which is separated from the sleeve 62 is limited on the surface of the supporting plate 61, at this time, the sleeve 62 can be removed from the surface of the supporting plate 61, then the sleeve 62 is inserted on the surface of the pen point 4, the pen point 4 is located inside the sleeve 62, and the sleeve 62 can isolate the pen point 4 from the external environment through the cooperation of the structure, so that the rust phenomenon of the pen point 4 is avoided.

While the utility model has been described in terms of what are presently considered to be the most practical and preferred embodiments, it is to be understood that the utility model is not limited to the disclosed embodiments, but is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the utility model, as defined by the appended claims, as long as the scope of the utility model is defined by the following claims, and by the following claims, unless otherwise specified and limited by the context of the utility model; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Claims

1. The utility model provides a novel maintenance test pencil, includes pen-holder (1), the one end port fixed mounting of pen-holder (1) has connecting seat (2), mounting hole (3) have been seted up on one end surface that pen-holder (1) was kept away from to connecting seat (2), the inside movable mounting of mounting hole (3) has nib (4), its characterized in that: one end surface that pen-holder (1) was kept away from to connecting seat (2) is equipped with fixing device (5), fixing device (5) are including spacing groove (51), one end surface that pen-holder (1) was kept away from at connecting seat (2) is seted up in spacing groove (51), the inside movable mounting of spacing groove (51) has limiting plate (52), the side of limiting plate (52) and the outer wall fixed connection of nib (4).

2. The novel maintenance test pencil of claim 1, wherein: the connecting seat (2) is far away from one end surface of pen-holder (1) and has been seted up spout (53), the inside sliding connection of spout (53) has slide (54), the fixed surface mounting of slide (54) has inserted bar (55), jack (56) have been seted up to the side of limiting plate (52), the one end that slide (54) was kept away from to inserted bar (55) is located the inside of jack (56).

3. The novel maintenance test pencil of claim 2, wherein: a first spring (57) is fixedly arranged between the sliding plate (54) and the inner wall of one side of the sliding groove (53), a groove (58) is formed in the surface of one end, far away from the pen holder (1), of the connecting seat (2), a sliding plate (59) is connected inside the groove (58) in a sliding mode, and one end, far away from the groove (58), of the sliding plate (59) is fixedly connected with the sliding plate (54).

4. The novel maintenance test pencil of claim 1, wherein: the side of connecting seat (2) is equipped with protector (6), protector (6) are including backup pad (61), the side fixed connection of backup pad (61) and connecting seat (2), sleeve (62) have been placed on the surface of backup pad (61).

5. The novel maintenance test pencil of claim 1, wherein: two extension rods (63) are fixedly arranged on the side face of the connecting seat (2), clamping plates (64) are connected between the two extension rods (63) in a sliding mode, and pull rods (65) are fixedly arranged on the outer wall surfaces of the clamping plates (64).

6. The novel maintenance test pencil of claim 5, wherein: a circular plate (66) is fixedly arranged on the surface of one end, far away from the connecting seat (2), of the extension rod (63), and a second spring (67) is fixedly arranged between the circular plate (66) and the clamping plate (64).