CN219552541U

CN219552541U - Installation test pencil

Info

Publication number: CN219552541U
Application number: CN202320237018.8U
Authority: CN
Inventors: 郭治斌
Original assignee: Gansu Fourth Construction Group Co ltd
Current assignee: Gansu Fourth Construction Group Co ltd
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-08-18
Anticipated expiration: 2033-02-17

Abstract

The utility model relates to the technical field of test pencil, in particular to an installation test pencil, which comprises a shell, wherein a containing cavity is arranged at the front end of the shell; the pen point is arranged in the accommodating cavity in an inserted manner, a limiting block is fixedly arranged at the other end of the pen point, the two sides of one end, close to the shell, of the accommodating cavity are fixedly provided with mounting blocks, and the outer sides of the mounting blocks are fixedly provided with sliding blocks. According to the utility model, the rotating shaft is arranged in the rear end of the shell through the bearing, the spiral spring is fixedly connected to the outer wall of the rotating shaft, the binding band is fixedly connected to one end of the spiral spring, the binding band can be pulled outwards to be pulled out and then sleeved on the hand, the situation that the binding band falls off in the process of taking and using is avoided, the contact with an electric wire is further avoided, the use safety of the device is improved, and after the binding band is loosened, the binding band can be automatically retracted inwards under the action of the elasticity of the spiral spring, so that the device is more convenient to use.

Description

Installation test pencil

Technical Field

The utility model relates to the technical field of test pencil, in particular to an installation test pencil.

Background

Along with the progress and development of modern technology, electronic products gradually enter our daily life, a large number of wires and circuits are required to be paved to ensure normal use of a floor room during building construction, a test pencil is required to be used for testing the circuits or the wires to ensure safety, whether the test pencil operates normally or not is detected, but the existing test pencil is difficult to be fixed on hands in the use process and possibly falls off, if the test pencil falls into a plurality of wires during detection, life safety is threatened when the test pencil is picked up, and the existing majority of test pencil heads are fixed in the test pencil, if the pencil heads are broken or broken, the test pencil cannot be used due to the fact that the test pencil heads are difficult to replace, and therefore, the test pencil is installed to solve the problems.

Disclosure of Invention

The utility model aims to provide an installation test pencil so as to solve the problems that the pencil head is likely to slide off and the pencil head is difficult to replace in the using process in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a mounting test pencil, comprising:

the front end of the shell is provided with a containing cavity;

the pen point is inserted into the accommodating cavity, a limiting block is fixedly arranged at the other end of the pen point, an installation block is fixedly arranged at two sides of one end, close to the shell, of the accommodating cavity, a sliding block is fixedly arranged at the outer side of the installation block, an installation groove is formed in the front end surface of the shell, sliding grooves are formed in two sides of the installation groove, the installation block is inserted into two sides of the installation groove, and the sliding block is embedded in the sliding grooves and is in sliding connection with the sliding grooves;

the rotating shaft is arranged in the rear end of the shell through a bearing, the outer wall of the rotating shaft is fixedly connected with a clockwork spring, one end of the clockwork spring is fixedly connected with a binding belt, and the back of the shell is provided with a groove to enable the binding belt to be exposed outside.

Preferably, a pen clip is fixedly arranged at the bottom of the shell, and rubber sleeves are wrapped on the outer walls around the pen clip.

Preferably, the isolating pad is attached to the periphery of the rear end of the shell.

Preferably, the upper side and the lower side of the front end of the pen point are both provided with inclined planes.

Preferably, the outer wall of one end of the pen point is sleeved with a protective sleeve.

Preferably, the mounting block and the limiting block are completely embedded in the mounting groove, and a screw is arranged at the bottom of the shell and penetrates through the bottom of the shell to be inserted into the bottom of the mounting block through threads.

Compared with the prior art, the utility model has the beneficial effects that: the utility model is characterized in that;

the rotating shaft is arranged at the rear end of the shell through the bearing, the spring is fixedly connected to the outer wall of the rotating shaft, the binding band is fixedly connected to one end of the spring, the binding band can be pulled out by pulling the binding band outwards and then sleeved on the hand, the situation that the binding band falls off in the process of taking and using is avoided, the contact with an electric wire is further avoided, the safety of using the device is improved, and after the binding band is loosened, the binding band can be automatically retracted inwards due to the elastic action of the spring, so that the binding band is more convenient to use.

The front end surface through the shell has seted up the mounting groove, and the spout has all been seted up to the both sides of mounting groove, the installation piece inserts the both sides of locating the mounting groove, the slider is embedded in the spout and with spout sliding connection, take out and hold the chamber, then alright will insert the nib of locating holding the intracavity portion and extract from the back, realized the function of dismantling the nib, improved the convenience of changing simultaneously.

Description of the drawings:

in order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the bottom view of the three-dimensional structure of the present utility model;

FIG. 3 is an exploded perspective view of the present utility model;

FIG. 4 is a schematic cross-sectional view of a three-dimensional structure of the present utility model;

fig. 5 is a schematic view of a part of the three-dimensional structure of the present utility model.

In the figure: 1. a housing; 2. a receiving chamber; 3. a pen point; 4. a spacer; 5. a pen clip; 6. a protective sleeve; 7. a mounting block; 8. a slide block; 9. a limiting block; 10. a mounting groove; 11. a chute; 12. a rotating shaft; 13. a clockwork spring; 14. a binding band.

The specific embodiment is as follows:

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. 1-5, the present utility model provides an installation test pencil, comprising:

the shell 1, the front end of shell 1 installs holds chamber 2, and laminating all around is equipped with isolation pad 4 in the rear end of shell 1, according to the shown in fig. 1, has isolation pad 4 through laminating all around in the rear end of shell 1, when having improved the comfort level of taking, has played insulating effect, can protect user's safety.

The bottom fixed mounting of shell 1 has a pen clamp 5, and the outer wall parcel all around of pen clamp 5 has the rubber sleeve, and the rubber sleeve mainly adopts the main material to be natural rubber raw materials preparation, has shock attenuation, antiskid, ageing resistance etc. characteristic and does not have electric conductivity simultaneously, according to the fig. 2, has a pen clamp 5 through the bottom fixed mounting of shell 1, and the outer wall parcel all around of pen clamp 5 has the rubber sleeve, can do not with the test pencil on clothing or book, the test pencil of being convenient for carry.

The nib 3 holds the intracavity and is equipped with nib 3, and the other end fixed mounting of nib 3 has stopper 9, hold the one end both sides that the chamber 2 is close to shell 1 and all fixed mounting has installation piece 7, and the outside fixed mounting of installation piece 7 has slider 8, the mounting groove 10 has been seted up to the front end surface of shell 1, and spout 11 has all been seted up to the both sides of mounting groove 10, the both sides of mounting groove 10 are inserted to installation piece 7, slider 8 is embedded in spout 11 and with spout 11 sliding connection, the upside of nib 3 front end all sets up the inclined plane, according to the illustration of fig. 3, through the upside of nib 3 front end all setting up the inclined plane, make the device have the function of screwing up the screw, the outer wall cover of nib 3 one end is equipped with protective sheath 6, the outer wall cover through nib 3 one end is equipped with protective sheath 6, protect the pointed end of nib 3 to prevent that nib 3 from falling and leading to the tip to break.

The installation piece 7 and stopper 9 are embedded in the mounting groove 10 completely, and the bottom of shell 1 is provided with the screw and runs through the bottom of shell 1 and insert the bottom of locating the installation piece 7 through the screw, according to the bottom of shell 1 is provided with the screw and runs through the bottom of shell 1 and insert the bottom of locating the installation piece 7 through the screw according to the figure 2, has realized the function of fixing installation piece 7 at the mounting groove 10 internal fixation, has increased the stability of device when using.

The pivot 12, the rear end of shell 1 is inside installs pivot 12 through the bearing, and the outer wall fixedly connected with clockwork spring 13 of pivot 12, and clockwork spring 13's one end fixedly connected with bandage 14, the recess is seted up at shell 1's back and is made bandage 14 expose in the outside, according to the illustration of fig. 5, through pivot 12's outer wall fixedly connected with clockwork spring 13, and clockwork spring 13's one end fixedly connected with bandage 14, can draw out the back with bandage 14 through pivot 12's elasticity effect, withdraw bandage 14 voluntarily, be favorable to the user to avoid dropping when using, the security of detection work has been improved.

Working principle: when detecting a circuit or an electric wire, firstly, the protective sleeve 6 is pulled out, the binding belt 14 is pulled out from the back, the pulling of the binding belt 14 drives the pulling spring 13 to drive the rotating shaft 12 to rotate, the binding belt 14 is sleeved on the hand, the part of the handheld isolation pad 4 aligns the pen point 3 to a part to be detected, detection is carried out, the binding belt 14 is taken down after detection is finished, the rotating shaft 12 is retracted under the action of elastic force, so that the binding belt 14 is driven to retract, when the pen point 3 needs to be replaced, two groups of screws at the bottom of the shell 1 are unscrewed, the containing cavity 2 is pulled out, then the pen point 3 is pulled out from the back of the containing cavity 2 to be replaced, and reinstallation is carried out in the opposite steps after replacement.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A mounting test pencil, comprising:

the device comprises a shell (1), wherein a containing cavity (2) is arranged at the front end of the shell (1);

the method is characterized in that:

the pen comprises a pen point (3), wherein the pen point (3) is inserted into a containing cavity (2), a limiting block (9) is fixedly arranged at the other end of the pen point (3), a mounting block (7) is fixedly arranged at two sides of one end, close to a shell (1), of the containing cavity (2), a sliding block (8) is fixedly arranged at the outer side of the mounting block (7), a mounting groove (10) is formed in the front end surface of the shell (1), sliding grooves (11) are formed in two sides of the mounting groove (10), the mounting block (7) is inserted into two sides of the mounting groove (10), and the sliding block (8) is embedded in the sliding grooves (11) and is in sliding connection with the sliding grooves (11);

the rotary shaft (12), the rear end inside of shell (1) is installed pivot (12) through the bearing, and the outer wall fixedly connected with clockwork spring (13) of pivot (12) to the one end fixedly connected with bandage (14) of clockwork spring (13), the back of shell (1) is seted up flutedly and is made bandage (14) expose in the outside.

2. The mounting test pencil of claim 1 wherein: the pen clip (5) is fixedly arranged at the bottom of the shell (1), and rubber sleeves are wrapped on the outer walls around the pen clip (5).

3. The mounting test pencil of claim 1 wherein: isolation pads (4) are attached to the periphery of the rear end of the shell (1).

4. The mounting test pencil of claim 1 wherein: the upper side and the lower side of the front end of the pen point (3) are both provided with inclined planes.

5. The mounting test pencil of claim 1 wherein: the outer wall of one end of the pen point (3) is sleeved with a protective sleeve (6).

6. The mounting test pencil of claim 1 wherein: the mounting block (7) and the limiting block (9) are completely embedded in the mounting groove (10), and screws penetrating through the bottom of the shell (1) through threads are arranged at the bottom of the mounting block (7).