CN219575525U - Digital circuit breaker convenient to installation - Google Patents

Abstract

The utility model relates to a digital circuit breaker convenient to install, which comprises a digital circuit breaker body, wherein the lower surface of the digital circuit breaker body is provided with a mounting plate, clamping boxes are fixed on the left side and the right side of the digital circuit breaker body, two limiting blocks are fixed on the upper surface of the mounting plate, an assembly mechanism is arranged on the right side wall of an inner cavity of the clamping box on the left side, and a heat dissipation mechanism is arranged on the inner top wall of the digital circuit breaker body. This digital circuit breaker convenient to installation, through mutually supporting between each structure in the assembly devices, through setting up telescopic link, movable plate, slider, slide rail and horizontal plate, realized the left and right movement to the locating lever, through the left and right movement of locating lever, realized the combination and the separation of digital circuit breaker body and mounting panel, solved the installation method comparatively inconvenient, can increase installation time, bring inconvenience for installer, and the bolt has the problem of risk of coming off if not hard up the back, the circuit breaker.

Description

An Easy-to-Install Digital Circuit Breaker

technical field

The utility model relates to the technical field of circuit breakers, in particular to a digital circuit breaker which is easy to install.

Background technique

The circuit breaker is a mechanical device that uses the operating mechanism to drive the arc extinguishing chamber to realize current switching. It is widely used in the distribution network. However, at present, the circuit breaker cannot sense the state of the conductive circuit for timely line and equipment protection, and cannot accurately judge the current switching. Closing status, unable to perceive the wear and tear state of its own life, it is necessary to realize the opening and closing of the circuit breaker through the control circuit, accept the external protection device, and open the switch through the opening coil, the wiring is complicated, the reflection time is long, and the circuit breaker is in the opening and closing state 1. Mechanical wear needs to be measured and verified during regular maintenance and repairs, which will cause power outages or accidents.

In Chinese patent CN214672428U, a circuit breaker is disclosed, including a circuit breaker main body, the circuit breaker main body includes a circuit breaker, a fixing plate and bolts, and a fixing plate is attached to the lower side of the circuit breaker, and the inside of the circuit breaker and the fixing plate Bolts are provided, and an auxiliary installation mechanism is provided on the lower side of the circuit breaker, the latch plate is fixedly connected to the lower side of the circuit breaker, and the end of the latch plate away from the circuit breaker is inserted into the first slot, and the first slot The outer sides of the slots are all opened in the fixing plate, and the inside of the latch plate is provided with a second slot, the inside of the second slot is provided with a first spring, and the end of the first spring away from the fixing plate is fixedly connected to the latch plate, so The end of the first spring away from the pin plate is fixedly connected with the first connecting plate. The utility model makes the installation of the circuit breaker and the fixing plate through bolts easier and more convenient, saving installation time and labor expenditure.

The above-mentioned patents make it easier and more convenient to install the circuit breaker and the fixing plate through bolts, saving installation time and labor expenditure. However, when installing the circuit breaker, it is necessary to align the bolt holes at the bottom of the circuit breaker with the inner plate Align the reserved bolt holes on the circuit breaker, and then fix them one by one with bolts. The installation method is inconvenient, which will increase the installation time and cause inconvenience to the installers. If the bolts are loose, the circuit breaker may fall off. Therefore, a proposal is made. An easy-to-install digital circuit breaker to solve the above problems.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides an easy-to-install digital circuit breaker, which has the advantage of being easy to install and solves the inconvenience of the installation method, which will increase the installation time and cause inconvenience to the installers, and if the bolts are loose Finally, there is a problem that the circuit breaker is at risk of falling off.

In order to achieve the above purpose, the utility model provides the following technical solutions: a digital circuit breaker that is easy to install, including a digital circuit breaker body, the lower surface of the digital circuit breaker body is provided with a mounting plate, the left and right sides of the digital circuit breaker body Both sides are fixed with snap-in boxes, the upper surface of the installation plate is fixed with two limit blocks, the right side wall of the snap-in box cavity on the left is provided with an assembly mechanism, and the inner wall of the digital circuit breaker body The top wall is equipped with a heat dissipation mechanism;

The assembly mechanism includes a telescopic rod fixed on the right side wall of the inner cavity of the left snap-in box, and a moving plate is fixed on the end of the telescopic rod away from the right side wall of the inner cavity of the left snap-in box, and the lower surface of the moving plate A slide block is fixed, a slide rail is fixed on the inner bottom wall of the snap-in box on the left side, a horizontal plate is fixed on the upper surface of the moving plate, and a positioning rod is fixed on the left side of the moving plate.

Further, the two limit blocks are symmetrically distributed on the left and right sides of the longitudinal central axis of the mounting plate, and the lower surface of the digital circuit breaker body is attached to the upper surface of the mounting plate.

Further, the opposite sides of the two limit blocks are provided with positioning slots for insertion of positioning rods, and the positioning rods are inserted into the positioning slots.

Further, the upper surface of the snap-in box is provided with a communication port through which the moving plate passes, and the upper surface of the horizontal plate is fixed with a square handle.

Further, the slider is slidably connected to the inside of the slide rail, and the telescopic rod is fitted with springs on both sides respectively fixed to the moving plate and the inner wall of the snap-in box.

Further, there are two assembly mechanisms, and the two assembly mechanisms are symmetrically distributed on the left and right sides of the longitudinal central axis of the digital circuit breaker body.

Further, the heat dissipation mechanism includes a temperature sensor installed on the top wall of the digital circuit breaker body, and a vent is opened on the left side of the digital circuit breaker body, and a dust-proof net is arranged inside the vent, and the digital circuit breaker The left side wall of the inner cavity of the digital circuit breaker body is fixed with two mounting seats, and a fan is arranged between the opposite sides of the two mounting seats, and the right side of the digital circuit breaker body is provided with not less than two cooling fans. hole.

Compared with the prior art, the technical solution of the present application has the following beneficial effects:

1. The easy-to-install digital circuit breaker is equipped with an assembly mechanism, and through the cooperation between the various structures in the assembly mechanism, by setting the telescopic rod, moving plate, slider, slide rail and The horizontal plate realizes the left and right movement of the positioning rod. Through the left and right movement of the positioning rod, the combination and separation of the digital circuit breaker body and the mounting plate are realized, which solves the inconvenience of the installation method, which will increase the installation time and bring trouble to the installer. It is inconvenient to come, and if the bolts are loose, the circuit breaker has the risk of falling off.

2. This easy-to-install digital circuit breaker is equipped with a heat dissipation mechanism. Through the cooperation between the various structures in the heat dissipation mechanism, the temperature sensor, vent and fan are set to realize the digital The air-cooled heat dissipation of the circuit breaker body accelerates the air flow rate inside the digital circuit breaker body and prevents the temperature of the digital circuit breaker body from being too high.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Figure 2 is a schematic diagram of the internal structure of the digital circuit breaker body of the present invention;

Fig. 3 is the schematic diagram of assembly mechanism of the present utility model;

Fig. 4 is a schematic diagram of the heat dissipation mechanism of the present invention.

In the figure: 1 digital circuit breaker body, 2 mounting plate, 3 clamping box, 4 limit block, 5 assembly mechanism, 501 telescopic rod, 502 moving plate, 503 slider, 504 slide rail, 505 horizontal plate, 506 positioning rod , 6 cooling mechanism, 601 temperature sensor, 602 air vent, 603 dust filter, 604 mounting seat, 605 fan, 606 cooling hole.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-2, an easy-to-install digital circuit breaker in this embodiment includes a digital circuit breaker body 1, the lower surface of the digital circuit breaker body 1 is provided with a mounting plate 2, and the left and right sides of the digital circuit breaker body 1 Both sides are fixed with snap-in boxes 3, the upper surface of the mounting plate 2 is fixed with two limit blocks 4, the right side wall of the inner cavity of the left snap-in box 3 is provided with an assembly mechanism 5, and the inner top of the digital circuit breaker body 1 The wall is provided with a cooling mechanism 6 .

Two limit blocks 4 are symmetrically distributed on the left and right sides of the longitudinal central axis of the mounting plate 2 , and the lower surface of the digital circuit breaker body 1 is attached to the upper surface of the mounting plate 2 .

It should be noted that the components of the utility model are general standard parts or components known to those skilled in the art, and their structures and principles are all known to those skilled in the art through technical manuals or through conventional experimental methods.

Please refer to Figure 3, in order to facilitate the installation of the digital circuit breaker body 1 on the mounting plate 2, the assembly mechanism 5 in this embodiment includes a telescopic rod 501 fixed on the right side wall of the inner cavity of the left snap-in box 3, and the telescopic rod 501 A mobile plate 502 is fixed on the end far away from the right side wall of the inner chamber of the left snap-in box 3, and a slider 503 is fixed on the lower surface of the movable plate 502, and a slide rail 504 is fixed on the inner bottom wall of the left snap-in box 3, and the movable plate A horizontal plate 505 is fixed on the upper surface of the moving plate 502 , and a positioning rod 506 is fixed on the left side of the moving plate 502 .

The opposite sides of the two limiting blocks 4 are provided with positioning slots for inserting the positioning rods 506, and the positioning rods 506 are inserted into the positioning slots.

The upper surface of the snap-in box 3 is provided with a communication port for the mobile plate 502 to pass through, and the upper surface of the horizontal plate 505 is fixed with a square handle. The square handle is a common item on the market, and will not be repeated in the text.

The slide block 503 is slidably connected to the inside of the slide rail 504, and the telescopic rod 501 is sleeved with springs fixed on both sides to the moving plate 502 and the inner wall of the snap-in box 3 respectively.

The number of assembly mechanisms 5 is two, and the two assembly mechanisms 5 are symmetrically distributed on the left and right sides of the longitudinal central axis of the digital circuit breaker body 1 .

The telescopic rod 501 is composed of a sleeve and a movement rod. One end of the movement rod runs through and extends to the inside of the sleeve. The outer side of the movement rod is fixedly connected with a limiting block located inside the sleeve. One side of the sleeve is equipped with a The matching through hole is provided with a limiting block, which prevents the movement rod from being separated from the sleeve during the movement.

Please refer to Fig. 4, in order to realize the cooling of the digital circuit breaker body 1, the heat dissipation mechanism 6 in this embodiment includes a temperature sensor 601 installed on the inner top wall of the digital circuit breaker body 1, and the model of the temperature sensor 601 is MIK-ST500 , the left side of the digital circuit breaker body 1 is provided with a vent 602, and the interior of the vent 602 is provided with a dust-proof net 603. The dust-proof net 603 is used to prevent dust from entering the digital circuit breaker body 1, and the interior of the digital circuit breaker body 1 Two mounting bases 604 are fixed on the left side wall, and a fan 605 is arranged between the opposite sides of the two mounting bases 604 . The right side of the digital circuit breaker body 1 is provided with no less than two cooling holes 606 .

The electrical components appearing in the article are all electrically connected to the main controller and the power supply, and the electrical elements appearing in the article are all conventional known equipment. Equipment, the control circuit of the main controller can be realized through simple programming by those skilled in the art, and the supply of power also belongs to the common knowledge in this field, and the utility model is mainly used to protect mechanical devices, so the utility model will not be explained in detail Control mode and circuit connection.

The standard parts used in this application can be purchased from the market, and the special-shaped parts can be customized according to the instructions and drawings. The specific connection methods of each part adopt mature bolts, rivets and welding in the prior art. Conventional means, machinery, parts and equipment all adopt conventional models in the prior art, plus circuit connections adopt conventional connection methods in the prior art, and will not be described in detail here.

The working principle of the above-mentioned embodiment is:

(1) When it is necessary to install the digital circuit breaker body 1 on the mounting plate 2, the staff first pulls the square handle on the horizontal plate 505, and moves the square handle to the direction close to the longitudinal axis of the digital circuit breaker body 1, and the square handle The movement of the horizontal plate 505 drives the horizontal plate 505 to move close to the longitudinal axis of the digital circuit breaker body 1. The rod 506 moves toward the longitudinal central axis of the digital circuit breaker body 1. At this time, the length of the telescopic rod 501 becomes shorter and the spring is compressed. between opposite sides.

(2) Stop moving the square handle at this time, place the digital circuit breaker body 1 between the opposite sides of the two limit blocks 4, then loosen the square handle, the spring rebounds, and drives the moving plate 502 away from the digital circuit breaker The body 1 moves in the direction of the longitudinal central axis, and the movement of the moving plate 502 drives the positioning rod 506 to move away from the longitudinal central axis of the digital circuit breaker body 1. When the positioning rod 506 is inserted into the positioning groove on the limit block 4, the digital The circuit breaker body 1 is installed on the mounting plate 2. When the digital circuit breaker body 1 is running, heat will be generated. When the temperature inside the digital circuit breaker body 1 is too high, the temperature sensor 601 will sense abnormal temperature and send a signal to the controller. signal, the controller controls the ventilation fan 605 to start. After the fan 605 is started, a rightward wind is generated to blow the heat in the digital circuit breaker body 1 to the right, so that the heat is discharged from the cooling holes 606 in time, which can prevent the digital circuit breaker body from The temperature inside 1 is too high, which ensures the normal operation of the digital circuit breaker body 1 .

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a digital circuit breaker convenient to installation, includes digital circuit breaker body (1), its characterized in that: the digital circuit breaker is characterized in that a mounting plate (2) is arranged on the lower surface of the digital circuit breaker body (1), clamping boxes (3) are fixed on the left side and the right side of the digital circuit breaker body (1), two limiting blocks (4) are fixed on the upper surface of the mounting plate (2), an assembling mechanism (5) is arranged on the right side wall of an inner cavity of the clamping boxes (3) on the left side, and a heat dissipation mechanism (6) is arranged on the inner top wall of the digital circuit breaker body (1);

the assembly device comprises an assembly mechanism (5), and is characterized in that the assembly mechanism (5) comprises a telescopic rod (501) fixed on the right side wall of an inner cavity of a left clamping box (3), one end of the telescopic rod (501) away from the right side wall of the inner cavity of the left clamping box (3) is fixed with a movable plate (502), the lower surface of the movable plate (502) is fixedly provided with a sliding block (503), the inner bottom wall of the clamping box (3) is fixedly provided with a sliding rail (504) on the left side, the upper surface of the movable plate (502) is fixedly provided with a horizontal plate (505), and the left side of the movable plate (502) is fixedly provided with a positioning rod (506).

2. A digital circuit breaker for facilitating installation as recited in claim 1, wherein: the two limiting blocks (4) are symmetrically distributed on the left side and the right side of the longitudinal central axis of the mounting plate (2), and the lower surface of the digital circuit breaker body (1) is attached to the upper surface of the mounting plate (2).

3. A digital circuit breaker for facilitating installation as recited in claim 1, wherein: the opposite sides of the two limiting blocks (4) are provided with positioning grooves for inserting the positioning rods (506), and the positioning rods (506) are inserted into the positioning grooves.

4. A digital circuit breaker for facilitating installation as recited in claim 1, wherein: the upper surface of joint box (3) has seted up the intercommunication mouth that supplies movable plate (502) to run through, the upper surface of horizontal plate (505) is fixed with square handle.

5. A digital circuit breaker for facilitating installation as recited in claim 1, wherein: the sliding block (503) is slidably connected inside the sliding rail (504), and the telescopic rod (501) is sleeved with springs, two sides of which are respectively fixed with the movable plate (502) and the inner wall of the clamping box (3).

6. A digital circuit breaker for facilitating installation as recited in claim 1, wherein: the number of the assembly mechanisms (5) is two, and the two assembly mechanisms (5) are symmetrically distributed on the left side and the right side of the longitudinal central axis of the digital circuit breaker body (1).

7. A digital circuit breaker for facilitating installation as recited in claim 1, wherein: the heat dissipation mechanism (6) comprises a temperature sensor (601) arranged on the inner top wall of the digital circuit breaker body (1), a vent (602) is formed in the left side of the digital circuit breaker body (1), a dust screen (603) is arranged in the vent (602), two mounting seats (604) are fixed on the left side wall of the inner cavity of the digital circuit breaker body (1), a fan (605) is arranged between two opposite sides of the mounting seats (604), and heat dissipation holes (606) with the number not less than two are formed in the right side of the digital circuit breaker body (1).