CN213906585U - Brake unit using heat energy to consume brake resistor - Google Patents

Abstract

The utility model discloses a brake unit with heat energy consumption brake resistance, which comprises an outer shell, fixed mounting has the circuit board on the shell, and is provided with the connector on the circuit board, the fixed mounting of tip position department of shell has the mounting panel, the upper end of shell is provided with and is used for giving off thermal heat radiation structure, and heat radiation structure includes mount, fixing bolt, radiating fin and fastener. A braking unit with heat energy consumption brake resistance belongs to the braking unit field, through the heat radiation structure who sets up, can improve the inside thermal conduction of shell through radiating fin and give off the speed, guarantee that shell internal element can not damage because of long-time high temperature, ensured the result of use, utilize the fastener to carry out radiating fin's fixed spacing work, convenient to detach gets off the change work of carrying out radiating fin, it is nimble convenient that the operation gets up, the steadiness is good after the installation.

Description

Brake unit using heat energy to consume brake resistor

Technical Field

The utility model relates to a brake unit field, in particular to brake unit with heat energy consumption brake resistance.

Background

The braking unit is called as a frequency converter special energy consumption braking unit or a frequency converter special energy feedback unit and is mainly used for controlling occasions with heavy mechanical loads and high braking speed requirements, and the regenerative electric energy generated by the motor is consumed through a braking resistor or is fed back to a power supply; in the brake unit of the existing brake resistor, the unit structure is simple, heat dissipation is carried out through a heat dissipation port formed in a shell, the heat dissipation effect is general, the heat dissipation effect cannot be achieved sometimes, and internal elements of the shell are easily damaged by high temperature, so that the normal use of the internal elements is influenced.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a brake unit with a heat dissipation brake resistor, which can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a with braking unit of heat consumption brake resistance, includes the shell, fixed mounting has the circuit board on the shell, and is provided with the connector on the circuit board, the end position department fixed mounting of shell has the mounting panel, the upper end of shell is provided with and is used for giving off thermal heat radiation structure, and heat radiation structure includes mount, fixing bolt, radiating fin and fastener.

Preferably, the circuit board is fixedly installed on the shell through screws, the circuit board is fixedly connected with the connector, and the circuit board is electrically connected with the connector in a connecting mode.

Preferably, the mounting plate is provided with a mounting hole, the mounting plate and the shell are integrally connected, the shell is provided with a square hole, the heat dissipation structure is arranged at the square hole on the shell, and the shell is provided with a heat dissipation port in a clamping manner.

Preferably, the fixing bolt is arranged on the fixing frame, the fixing bolt is in threaded connection with the shell, the fixing frame is fixed at the upper end of the shell through the fixing bolt, a clamping groove is formed in the fixing frame, the radiating fins are arranged in the clamping groove in the fixing frame, and the fastening piece is connected to the end portion of the fixing frame.

Preferably, the fastener includes screw hole, shelves pole, round hole, knob and screw rod, the screw hole is seted up on the mount, the round hole is seted up on shelves pole, fixed connection between knob and the screw rod, and the screw rod runs through the round hole on shelves pole.

Preferably, the tail end of the screw rod is in threaded connection with a threaded hole in the fixed frame, and the stop rod is fixed at the end of the fixed frame through threaded connection between the screw rod and the threaded hole.

Compared with the prior art, the utility model discloses following beneficial effect has: this braking unit with heat consumption brake resistance through the heat radiation structure who sets up, can improve the inside thermal conduction of shell through radiating fin and give off speed, guarantees that shell internal element can not damage because of long-time high temperature, has ensured the result of use, utilizes the fastener to carry out radiating fin's fixed spacing work, and convenient to detach gets off and carries out radiating fin's change work, and it is nimble convenient that the operation gets up, and the installation back steadiness is good.

Drawings

Fig. 1 is a schematic view of the overall structure of a braking unit of the braking resistor with heat energy consumption according to the present invention;

fig. 2 is a schematic structural view of a brake unit heat dissipation structure of the brake resistor according to the present invention;

fig. 3 is a schematic structural diagram of a fastening member of a brake unit using a heat energy consumption brake resistor according to the present invention.

In the figure: 1. a housing; 2. a circuit board; 3. a connector; 4. mounting a plate; 5. a heat dissipation structure; 501. a fixed mount; 502. fixing the bolt; 503. a heat dissipating fin; 504. a fastener; 5041. a threaded hole; 5042. a gear lever; 5043. a circular hole; 5044. a knob; 5045. a screw; 6. and a heat dissipation port.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, a brake unit using heat energy to consume brake resistance comprises a housing 1, a circuit board 2 is fixedly mounted on the housing 1, a connector 3 is arranged on the circuit board 2, a mounting plate 4 is fixedly mounted at an end position of the housing 1, a heat dissipation structure 5 for dissipating heat is arranged at an upper end of the housing 1, and the heat dissipation structure 5 comprises a fixing frame 501, a fixing bolt 502, a heat dissipation fin 503 and a fastener 504;

the circuit board 2 is fixedly mounted on the shell 1 through screws, the circuit board 2 is fixedly connected with the connector 3, and the circuit board 2 is electrically connected with the connector 3.

The mounting hole has been seted up on mounting panel 4, and a body coupling between mounting panel 4 and the shell 1, is equipped with the square hole on the shell 1, and heat radiation structure 5 sets up the square hole department on shell 1, and the card is equipped with thermovent 6 on the shell 1, and integrated into one piece between mounting panel 4 and the shell 1 can guarantee to utilize mounting panel 4 to carry out the fixed of shell 1, and whole brake unit stability in use is high, uses firmly reliably.

Fixing bolt 502 sets up on mount 501, and threaded connection between fixing bolt 502 and the shell 1, mount 501 is fixed in the upper end position department of shell 1 through fixing bolt 502, be equipped with the draw-in groove on the mount 501, radiating fin 503 sets up in the draw-in groove on mount 501, fastener 504 is connected in the tip of mount 501, heat radiation structure 5 through setting up, can improve the inside thermal conduction of shell 1 through radiating fin 503 and give off speed, guarantee that shell 1 internal component can not damage because of long-time high temperature, and the use effect is ensured.

The fastener 504 comprises a threaded hole 5041, a blocking rod 5042, a round hole 5043, a knob 5044 and a screw 5045, the threaded hole 5041 is arranged on the fixed frame 501, the round hole 5043 is arranged on the blocking rod 5042, the knob 5044 is fixedly connected with the screw 5045, and the screw 5045 penetrates through the round hole 5043 on the blocking rod 5042; the end of the screw 5045 is screwed into a threaded hole 5041 on the fixed frame 501, the stopper 5042 is fixed at the end of the fixed frame 501 through the threaded connection between the screw 5045 and the threaded hole 5041, the fastening piece 504 is used for fixing and limiting the radiating fin 503, the radiating fin 503 can be conveniently replaced by detaching the radiating fin, the operation is flexible and convenient, and the installation stability is good.

It should be noted that, the utility model relates to a brake unit using heat energy consumption brake resistor, when in use, the housing 1 is placed at a suitable position, so that the mounting hole on the mounting plate 4 is aligned with the screw hole on the mounting frame, the screw is inserted into the mounting hole on the mounting plate 4, so as to be in threaded connection with the screw hole, thereby the housing 1 is fixed and installed through the mounting plate 4, after the housing 1 is fixed and installed, the brake resistor and the brake unit are electrically connected together by using the cable, the connector 3 and other structures, then the brake operation is started, when in operation, the generated regenerative electric energy is consumed through the brake resistor, the normal operation of the brake mechanism is ensured, in the process of the operation of the brake unit, the heat dissipation port 6 can dissipate heat, meanwhile, the heat dissipation fins 503 on the fixing frame 501 in the heat dissipation structure 5 can conduct heat, the heat generated inside the housing 1 is conducted to the outside, thereby improving the heat dissipation effect, ensuring that the heat inside the casing 1 can be conducted and dissipated quickly, ensuring the normal use of elements such as the circuit board 2 and the like, when needed, the heat dissipation structure 5 can be disassembled and replaced, when in operation, the fixing bolt 502 is rotated by a tool, the fixing bolt 502 is taken down from the fixing frame 501, then the fixing frame 501 and the like are disassembled until the whole heat dissipation structure 5 is disassembled from the casing 1, the disassembly and replacement work of the heat dissipation fins 503 is started after the fixing frame 501 and the like are disassembled, a worker rotates the screw 5045 through the knob 5044, the screw 5045 rotates in the threaded hole 5041 and moves outwards, after the screw 5045 is completely removed from the threaded hole 5041, the blocking rod 5042 is taken down from the end part of the fixing frame 501, then the damaged heat dissipation fins 503 are disassembled and replaced, the blocking rod 5042 is installed again after the replacement is completed, the fixing and the heat dissipation fins 503 are fixed and limited by the blocking rod 5042, finally, the fixing frame 501 is installed on the shell 1 through the fixing bolt 502 to be continuously used, through the arranged heat dissipation structure 5, the heat conduction and dissipation rate of the heat inside the shell 1 can be improved through the heat dissipation fins 503, it is guaranteed that the internal elements of the shell 1 cannot be damaged due to long-time high temperature, the using effect is guaranteed, fixing limiting work of the heat dissipation fins 503 is carried out through the fastening piece 504, convenience is brought to disassembly for replacement of the heat dissipation fins 503, the operation is flexible and convenient, and the stability is good after installation.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A brake unit for dissipating brake resistance with heat energy, characterized in that: including shell (1), fixed mounting has circuit board (2) on shell (1), and is provided with connector (3) on circuit board (2), the fixed mounting of tip position department of shell (1) has mounting panel (4), the upper end of shell (1) is provided with and is used for giving off thermal heat radiation structure (5), and heat radiation structure (5) including mount (501), fixing bolt (502), radiating fin (503) and fastener (504).

2. A brake unit for dissipating brake resistance with heat energy according to claim 1, wherein: the circuit board (2) is fixedly installed on the shell (1) through screws, the circuit board (2) is fixedly connected with the connector (3), and the circuit board (2) is electrically connected with the connector (3) in a connecting mode.

3. A brake unit for dissipating brake resistance with heat energy according to claim 2, wherein: the mounting structure is characterized in that a mounting hole is formed in the mounting plate (4), the mounting plate (4) and the shell (1) are integrally connected, a square hole is formed in the shell (1), the heat dissipation structure (5) is arranged at the position of the square hole in the shell (1), and a heat dissipation port (6) is arranged on the shell (1) in a clamping mode.

4. A brake unit for dissipating brake resistance with heat energy according to claim 3, wherein: fixing bolt (502) set up on mount (501), and threaded connection between fixing bolt (502) and shell (1), upper end position department that mount (501) are fixed in shell (1) through fixing bolt (502), be equipped with the draw-in groove on mount (501), radiating fin (503) set up in the draw-in groove on mount (501), fastener (504) are connected in the tip of mount (501).

5. A brake unit for dissipating brake resistance with heat energy according to claim 4, wherein: fastener (504) include screw hole (5041), shelves pole (5042), round hole (5043), knob (5044) and screw rod (5045), screw hole (5041) are seted up on mount (501), round hole (5043) are seted up on shelves pole (5042), fixed connection between knob (5044) and screw rod (5045), and screw rod (5045) run through round hole (5043) on shelves pole (5042).

6. A brake unit for dissipating brake resistance with heat energy according to claim 5, wherein: the tail end of the screw rod (5045) is in threaded connection with a threaded hole (5041) in the fixed frame (501), and the blocking rod (5042) is fixed at the end of the fixed frame (501) through threaded connection between the screw rod (5045) and the threaded hole (5041).

Images