CN219042227U

CN219042227U - Load protection device

Info

Publication number: CN219042227U
Application number: CN202223421917.8U
Authority: CN
Inventors: 耿帅
Original assignee: Individual
Current assignee: Sade (Shanghai) Electric Co.,Ltd.
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-05-16
Anticipated expiration: 2032-12-20

Abstract

The utility model relates to the technical field and discloses a load protection device which comprises a bulb, wherein the bulb is arranged on a base of a box body, a box door is arranged on the front surface of the box body, the base comprises an outer base body, a notch is arranged at the top of the outer base body, a copper sleeve is arranged on the inner side wall of the notch, threads are arranged in the copper sleeve, a contact is arranged at the bottom in the notch, and two copper sheets which are respectively connected with the copper sleeve and the contact are arranged at the bottom of the outer base body. The bulb is fixed through the base in the box, and at first the bulb is located the box, and the bulb does not receive the snow influence under the sleet weather, can normally connect the electricity, and the box has carried out the surrounding type to the bulb simultaneously and has protected, and the bulb is placed more stably on the one hand, and on the other hand even lodges, the bulb also leads to the fragmentation with direct contact not, has ensured the safety of bulb, has ensured going on steadily of power transmission test.

Description

Load protection device

Technical Field

The utility model relates to the technical field of auxiliary tools, in particular to a load protection device.

Background

The power transmission test is an essential link of the power supply test of the electric device, and besides the measurement by using the universal meter, the power transmission test is also required to carry a load for measurement, because if the power transmission test only depends on the universal meter, the measurement result can be affected by mixed power and induced electricity, so that the measurement result is inaccurate, and the influence of the induced electricity can be avoided by detecting the load.

At present, the most used load is a bulb, but under outdoor conditions such as rain and snow, the bulb is considered to be easy to contact water to cause electric leakage or short circuit, so that the test time is generally adjusted to avoid adverse environments, meanwhile, the bulb belongs to fragile products, and the bulb is broken due to direct placement and accommodation, so that the test is influenced. The bulb as a load lacks sufficient protection, limiting the performance of the test.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a load protection device which has the advantages of simple structure, convenient use, good bulb protection effect, meeting the power transmission test in the rainy and snowy environment and solving the problems in the background technology.

(II) technical scheme

In order to solve the problems, the utility model provides the following technical scheme:

the utility model provides a load protection device, includes the bulb, the bulb is installed on the base of box, and the box openly installs the chamber door, and the base includes outer pedestal, and outer pedestal top is equipped with the notch, installs the copper sheathing on the notch inside wall, copper sheathing built-in screw thread, and the contact is installed to the bottom in the notch, and two copper sheets that are connected with copper sheathing and contact respectively are installed to outer pedestal bottom.

Preferably, two through holes are formed in the position, close to the bottom, of the front face of the box body, and the end part of the copper sheet corresponds to the through holes.

Preferably, a through hole is formed in the position, close to the end portion, of the copper sheet, a cross rod is fixed at the inner side of the through hole of the end portion of the copper sheet, and cone blocks are uniformly arranged on the upper surface and the lower surface of the cross rod.

Preferably, the front side surface of the cross rod is chamfered.

Preferably, the inner side edge of the box door is provided with an iron sheet, and the box body is provided with a magnetic sheet corresponding to the iron sheet at a position corresponding to the box door.

Preferably, the case is transparent.

(III) beneficial effects

Compared with the prior art, the utility model provides a load protection device, which has the following beneficial effects:

1. this load protection device fixes the bulb through the built-in base of box, and the bulb is located the box at first, and the bulb does not receive the snow influence under the sleet weather, can normally connect the electricity, and the box has carried out the surrounding type protection to the bulb simultaneously, and the bulb is placed more stably on the one hand, and on the other hand even lodges, the bulb also does not directly contact and leads to cracked, has ensured the safety of bulb, has ensured going on steadily of power transmission test.

2. According to the load protection device, the anode and the cathode of the base are connected out independently through the copper sheet, so that wiring operation is facilitated.

3. This load protection device, the collocation of notch and horizontal pole on the copper sheet is to direct winding wiring and fixed homoenergetic adaptation through crocodile clamp, has promoted the flexibility of use, has more made things convenient for the wiring.

4. This load protection device, the setting of awl piece on the horizontal pole has increased the frictional force to the crocodile clamp, and the crocodile clamp is more stable after pressing from both sides, is difficult for deviating from more to further guarantee the stable of experiment goes on.

Drawings

FIG. 1 is a first external view of the present utility model;

FIG. 2 is a second external view of the present utility model;

FIG. 3 is a perspective view of a base of the present utility model;

fig. 4 is an enlarged view of a in the present utility model.

In the figure: 1. a case; 11. a door; 12. a bottom plate; 13. a magnetic sheet; 14. iron sheet; 15. a through hole; 2. a base; 21. a rubber block; 22. an outer housing; 23. a copper sleeve; 24. a contact; 25. copper sheets; 26. a through port; 27. a cross bar; 28. a cone block; 29. a notch; 3. a bulb.

Detailed Description

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.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 according to the specific circumstances.

Referring to fig. 1-3, a load protection device includes a case 1, a base 2, and a bulb 3;

the box body 1 is used for protecting the bulb 3 serving as a load, meanwhile, the bulb 3 is stably placed, the box body 1 is made of a transparent acrylic plate, a bottom plate 12 is fixedly arranged at the bottom of the box body 1 in a hot melting mode, the length and width dimensions of the bottom plate 12 are larger than those of the box body 1, higher placement stability can be provided when the box body 1 is supported in a falling mode, the height of the box body 1 can be too high, two through holes 15 are formed in the front face of the box body 1 and close to the bottom of the box body, a box door 11 is arranged above the through holes 15 through a hinge, the box door 11 and the box body 1 are made of the same material, an iron sheet 14 is arranged on the inner side edge of the box door 11 in an adhesive mode, and a magnetic sheet 13 corresponding to the iron sheet 14 is arranged on the box body 1 in an adhesive mode corresponding to the position of the box door 11;

the base 2 is used for installing and fixing the bulb 3, the base 2 is located in the box 1, the base 2 comprises a rubber block 21, an outer base 22 and a copper sleeve 23, the rubber block 21 is installed at the bottom of the outer base 22 in an adhesive mode, the outer base 22 is made of insulating plastic, the bottom of the rubber block 21 is fixed with the inner wall of the box 1 in an adhesive mode, a notch 29 is formed in the top of the outer base 22, the copper sleeve 23 is located in the notch 29, the outer side wall of the copper sleeve 23 is fixed with the inner side wall of the notch 29 in an adhesive mode, threads are arranged on the inner wall of the copper sleeve 23, the matched bulb 3 is a screw bulb and is connected through the threads in a screwed mode, a contact 24 is installed at the bottom in the notch 29, two copper sheets 25 transversely extending out of the outer base 22 are installed at the bottom of the screw mode, the end portions of the copper sheets 25 correspond to through holes 15, and the two copper sheets 25 are respectively connected with the copper sleeve 23 and the contact 24.

In the second embodiment, referring to fig. 4, the following technical features are added to the first embodiment:

the copper sheet 25 is provided with a through hole 26 near the end part, a cross rod 27 is integrally formed and fixed at the inner side of the through hole 26 at the end part of the copper sheet 25, conical blocks 28 are uniformly welded on the upper surface and the lower surface of the cross rod 27, and the front side surface of the cross rod 27 is chamfered.

The working principle and the use flow of the utility model are that when in use, the box door 11 is opened, the bulb 3 is placed in the box body 1, the screw port of the bulb 3 is screwed with the copper sleeve 23, the copper sleeve 23 and the contact 24 are respectively contacted with the bulb 3 to supply power for two stages, then the electric wire for the power transmission test is penetrated into the box body 1 from the through hole 15, the end part of the electric wire is exposed and wound on the copper sheet 25 to form connection, or the end part of the electric wire is connected with the crocodile clamp and clamped on the cross rod 27 to connect, then the box door 11 is closed, the box door 11 is fixed through the adsorption of the magnetic sheet 13 to the iron sheet 14, at this time, the bulb 3 can be protected, then the power transmission test is carried out, the bulb 3 is positioned in the box body 1, the bulb is not influenced by rain and snow in rainy days, and the box body 1 carries out surrounding protection on the bulb 3.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A load protection device comprising a bulb, characterized in that: the bulb is installed on the base of box, and the chamber door is installed in the box front, and the base includes outer pedestal, and outer pedestal top is equipped with the notch, installs the copper sheathing on the notch inside wall, copper sheathing built-in screw thread, and the contact is installed to the bottom in the notch, and two copper sheets that are connected with copper sheathing and contact respectively are installed to outer pedestal bottom.

2. A load protection device according to claim 1, characterized in that: two through holes are formed in the position, close to the bottom, of the front face of the box body, and the end part of the copper sheet corresponds to the through holes.

3. A load protection device according to claim 2, characterized in that: the copper sheet is provided with a through hole near the end part, a cross rod is fixed at the inner side of the through hole at the end part of the copper sheet, and cone blocks are uniformly arranged on the upper surface and the lower surface of the cross rod.

4. A load protection device according to claim 3, characterized in that: the front side face of the cross rod is chamfered.

5. A load protection device according to any one of claims 1-4, wherein: the inner side edge of the box door is provided with an iron sheet, and the box body is provided with a magnetic sheet corresponding to the iron sheet at a position corresponding to the box door.

6. A load protection device according to claim 5, wherein: the box body is transparent.