CN213070763U

CN213070763U - High-power wire-wound resistor

Info

Publication number: CN213070763U
Application number: CN202022041097.4U
Authority: CN
Inventors: 余浩
Original assignee: Shenzhen Haoruida Electronics Co ltd
Current assignee: Shenzhen Haoruida Electronics Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-04-27
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses a high-power wire-wound resistor, including the resistor body, the equal fixedly connected with dead lever in both sides of resistor body, the back cover of resistor body are equipped with lag one, and the positive cover of resistor body is equipped with lag two, and hinge and two swing joint of lag are passed through to the bottom of lag one. The utility model discloses a set up lag one, can protect the back of resistor body, prevent the back and the outside object collision of resistor body, through setting up lag two, can protect the front of resistor body, prevent the front and the outside object collision of resistor body, thereby the effect that can protect has been reached, the problem that current high-power wire-wound resistor can not protect has been solved, this high-power wire-wound resistor, possess the advantage that can protect, the user can not collide with outside work piece when using, thereby wire-wound resistor's practicality has been improved.

Description

High-power wire-wound resistor

Technical Field

The utility model relates to a resistor technical field specifically is a high-power wire-wound resistor.

Background

Resistors are commonly and directly referred to as resistances in daily life. Is a current limiting element, and after a resistor is connected in a circuit, the resistance value of the resistor is fixed, generally two pins, and the resistor can limit the current passing through a branch connected with the resistor. The resistance value that cannot be changed is called a fixed resistor. Variable resistance is called a potentiometer or a variable resistor. Ideally the resistor is linear, i.e. the instantaneous current through the resistor is proportional to the applied instantaneous voltage. A variable resistor for voltage division. On the exposed resistor body, one to two movable metal contacts are pressed. The contact location determines the resistance between either end of the resistor and the contact.

The high-power wire-wound resistor is one of the resistors, but the existing high-power wire-wound resistor cannot be protected, so that a user is easy to collide with an external workpiece when in use, thereby reducing the practicability of the wire-wound resistor.

SUMMERY OF THE UTILITY MODEL

For solving the problem that proposes among the above-mentioned background art, the utility model aims to provide a high-power wire-wound resistor possesses the advantage that can protect, has solved the problem that current high-power wire-wound resistor can not protect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-power wire-wound resistor, includes the resistor body, the equal fixedly connected with dead lever in both sides of resistor body, the back cover of resistor body is equipped with lag I, the positive cover of resistor body is equipped with lag II, hinge and two swing joint of lag are passed through to the bottom of lag I, the positive top of lag II is provided with fixed establishment.

As the utility model discloses it is preferred, fixed establishment includes lifter plate, lift post, fixed plate and fixed block, the lifter plate sets up the inside at lag two, lift post fixed connection is at the top of lifter plate, the top of lift post is run through lag two and is extended to the outside and the fixed plate fixed connection of lag two, fixed block fixed connection is at the rear side of fixed plate bottom, the bottom of fixed block is run through the lag and is extended to the inside of lag one in the lump.

As the utility model discloses it is preferred, the equal fixedly connected with support in both sides of dead lever, the bottom fixedly connected with bottom connecting plate of support.

As the utility model discloses it is preferred, the surface cover of lift post is equipped with reset spring, reset spring's top and with the top fixed connection of two inner walls of lag, reset spring's bottom and the top fixed connection of lifter plate.

As the utility model discloses it is preferred, the equal fixedly connected with guide block in the front and the back of lifter plate, the guide way has all been seted up at the front and the back of two inner walls of lag, guide way and guide block sliding connection.

As the utility model discloses preferred, the equal fixedly connected with of the front of lag one and the back of lag two stabilizes the board, the inboard and the dead lever contact of stable board.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up lag one, can protect the back of resistor body, prevent the back and the outside object collision of resistor body, through setting up lag two, can protect the front of resistor body, prevent the front and the outside object collision of resistor body, thereby the effect that can protect has been reached, the problem that current high-power wire-wound resistor can not protect has been solved, this high-power wire-wound resistor, possess the advantage that can protect, the user can not collide with outside work piece when using, thereby wire-wound resistor's practicality has been improved.

2. The utility model discloses a set up lift post, fixed plate and fixed block, can make lag two be connected with lag one, prevent lag two and lag one separation.

3. The utility model discloses a set up support and bottom connecting plate, can make the dead lever be connected with outside connecting device to the person of facilitating the use fixes the resistor body.

4. The utility model discloses a set up reset spring, can reset to the lifter plate to the person of facilitating the use uses.

5. The utility model discloses a set up guide block and guide way, can lead to the lifter plate, prevent that the phenomenon of skew from appearing in the lifter plate.

6. The utility model discloses a set up firm board, can make lag one and lag two and firm board and dead lever contact, be connected through lag one and lag two and firm board and dead lever and fix lag one and lag two, prevent lag one and lag two and this body contact of resistor.

Drawings

FIG. 1 is a view of the structure of the present invention;

fig. 2 is a front sectional view of the present invention shown in fig. 1;

FIG. 3 is a left side view of the resistor body of FIG. 1 according to the present invention;

fig. 4 is an enlarged structural view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a resistor body; 2. fixing the rod; 3. protecting a first sleeve; 4. a second protection sleeve; 5. a fixing mechanism; 51. a lifting plate; 52. a lifting column; 53. a fixing plate; 54. a fixed block; 6. a support; 7. a bottom connecting plate; 8. a return spring; 9. a guide block; 10. a guide groove; 11. and (5) stabilizing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the utility model provides a pair of high-power wire-wound resistor, including resistor body 1, the equal fixedly connected with dead lever 2 in both sides of resistor body 1, the back cover of resistor body 1 is equipped with lag one 3, and the positive cover of resistor body 1 is equipped with lag two 4, and hinge and lag two 4 swing joint are passed through to lag one 3's bottom, and the positive top of lag two 4 is provided with fixed establishment 5.

Referring to fig. 4, the fixing mechanism 5 includes a lifting plate 51, a lifting column 52, a fixing plate 53 and a fixing block 54, the lifting plate 51 is disposed inside the second protective sleeve 4, the lifting column 52 is fixedly connected to the top of the lifting plate 51, the top of the lifting column 52 penetrates through the second protective sleeve 4 and extends to the outside of the second protective sleeve 4 and is fixedly connected to the fixing plate 53, the fixing block 54 is fixedly connected to the rear side of the bottom of the fixing plate 53, and the bottom of the fixing block 54 penetrates through the first protective sleeve 3 and extends to the inside of the first protective sleeve 3.

As a technical optimization scheme of the utility model, through setting up lift post 52, fixed plate 53 and fixed block 54, can make two 4 of lag be connected with lag one 3, prevent that two 4 of lag and lag one 3 from separating.

Referring to fig. 2, both sides of the fixing rod 2 are fixedly connected with a bracket 6, and the bottom of the bracket 6 is fixedly connected with a bottom connecting plate 7.

As a technical optimization scheme of the utility model, through setting up support 6 and bottom connecting plate 7, can make dead lever 2 be connected with outside connecting device to the person of facilitating the use fixes resistor body 1.

Referring to fig. 4, the surface of the lifting column 52 is sleeved with a return spring 8, the top of the return spring 8 is fixedly connected with the top of the inner wall of the second protective sleeve 4, and the bottom of the return spring 8 is fixedly connected with the top of the lifting plate 51.

As a technical optimization scheme of the utility model, through setting up reset spring 8, can reset lifter plate 52 to the person of facilitating the use uses.

Referring to fig. 4, the front and the back of the lifting plate 51 are both fixedly connected with the guide block 9, the front and the back of the inner wall of the second protective sleeve 4 are both provided with the guide groove 10, and the guide groove 10 is slidably connected with the guide block 9.

As a technical optimization scheme of the utility model, through setting up guide block 9 and guide way 10, can lead to lifter plate 51, prevent that the phenomenon of skew from appearing in lifter plate 51.

Referring to fig. 3, the front surface of the first protective sleeve 3 and the back surface of the second protective sleeve 4 are both fixedly connected with a stabilizing plate 11, and the inner side of the stabilizing plate 11 is in contact with the fixing rod 2.

As a technical optimization scheme of the utility model, through setting up firm board 11, can make lag one 3 and lag two 4 and firm board 11 and dead lever 2 contact, be connected through lag one 3 and lag two 4 and firm board 11 and dead lever 2 and fix lag one 3 and lag two 4, prevent lag one 3 and lag two 4 and resistor body 1 contact.

The utility model discloses a theory of operation and use flow: when the device is used, a user manually pulls the fixing plate 53, the fixing plate 53 drives the fixing block 54 to move upwards and simultaneously drives the lifting column 52 to move upwards, the lifting column 52 drives the lifting plate 51 to move upwards, the lifting plate 51 moves upwards to compress the reset spring 8, the protecting sleeve II 4 is sleeved on the front surface of the resistor body 1, the protecting sleeve I3 is sleeved on the back surface of the resistor body 1, the top of the front surface of the protecting sleeve I3 is contacted with the top of the back surface of the protecting sleeve II 4, then the fixing plate 53 is loosened, the lifting plate 51 is reset through the stretching of the reset spring 8, the lifting plate 51 drives the lifting column 52 to move downwards, the fixing plate 53 drives the fixing block 54 to move downwards and insert into the protecting sleeve I3, the protecting sleeve II 4 is connected with the protecting sleeve I3 through the fixing mechanism 5, and the front surface and the back surface of the resistor body 1 are protected through the protecting sleeve II 4 and the protecting sleeve I3, thereby achieving the effect of protection.

In summary, the following steps: this high-power wire-wound resistor sets up lag one 3, can protect the back of resistor body 1, prevents that the back of resistor body 1 and outside object from colliding, through setting up lag two 4, can protect the front of resistor body 1, prevents that the front of resistor body 1 and outside object from colliding to reach the effect that can protect, solved current high-power wire-wound resistor and can not protect the problem.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. A high power wire-wound resistor comprising a resistor body (1), characterized in that: the equal fixedly connected with dead lever (2) in both sides of resistor body (1), the back cover of resistor body (1) is equipped with lag one (3), the front cover of resistor body (1) is equipped with lag two (4), the bottom of lag one (3) is through hinge and lag two (4) swing joint, the positive top of lag two (4) is provided with fixed establishment (5).

2. A high power wire-wound resistor according to claim 1, wherein: fixed establishment (5) include lifter plate (51), lifting column (52), fixed plate (53) and fixed block (54), lifter plate (51) set up the inside at lag two (4), lifting column (52) fixed connection is at the top of lifter plate (51), the top of lifting column (52) runs through lag two (4) and extends to the outside and fixed plate (53) fixed connection of lag two (4), fixed block (54) fixed connection is in the rear side of fixed plate (53) bottom, the inside of lag one (3) and extend to lag one (3) is run through to the bottom of fixed block (54).

3. A high power wire-wound resistor according to claim 1, wherein: the two sides of the fixing rod (2) are fixedly connected with a support (6), and the bottom of the support (6) is fixedly connected with a bottom connecting plate (7).

4. A high power wire-wound resistor according to claim 2, wherein: the surface of the lifting column (52) is sleeved with a return spring (8), the top of the return spring (8) is fixedly connected with the top of the inner wall of the second protective sleeve (4), and the bottom of the return spring (8) is fixedly connected with the top of the lifting plate (51).

5. A high power wire-wound resistor according to claim 2, wherein: the front and the back of the lifting plate (51) are fixedly connected with guide blocks (9), guide grooves (10) are formed in the front and the back of the inner wall of the second protective sleeve (4), and the guide grooves (10) are connected with the guide blocks (9) in a sliding mode.

6. A high power wire-wound resistor according to claim 1, wherein: the front face of the first protective sleeve (3) and the back face of the second protective sleeve (4) are fixedly connected with stabilizing plates (11), and the inner sides of the stabilizing plates (11) are in contact with the fixing rods (2).