CN220874217U - Energy release device - Google Patents

Abstract

The application relates to an energy release device, which comprises a bracket, wherein a resistance unit for consuming electric energy is arranged on the bracket, the resistance unit comprises two connecting ends for being connected with a circuit, a plurality of resistance pieces are arranged between the two connecting ends, two ends of each resistance piece are detachably connected with the two connecting ends respectively, and the two ends of each resistance piece are electrically connected with the two connecting ends, so that a circuit path is formed between the two connecting ends and a plurality of resistors. The resistor unit circuit is in short connection with the two ends of the motor, consumption of counter electromotive force can be achieved, damage to other components is avoided, the resistor unit is provided with a plurality of resistor pieces, the purpose of adjusting the resistance value of the resistor unit is achieved by configuring different numbers of resistor pieces between the two connecting ends, the motor running under different working conditions is adapted, and then the counter electromotive force generated by stopping the motor is timely consumed.

Description

Energy release device

Technical Field

The application relates to the technical field of prepressing packing boxing auxiliary members, in particular to an energy release device.

Background

When the tobacco leaves are pre-pressed and packed by the pre-pressing packing equipment, the tobacco leaves are pressed by the pressing head of the equipment, the equipment is further provided with a movable feed box and a smoke box, the movable feed box can be moved down into the smoke box, the tobacco leaves are initially placed into the movable feed box by the movable feed box, then the pressing head compresses the tobacco leaves, the volume of the tobacco leaves is gradually reduced along with gradual compression of the tobacco leaves, the movable feed box is adaptively reduced, the tobacco leaves are compacted in the smoke box, then the smoke box is replaced to compact the tobacco leaves next time, the pressing head and the movable feed box are driven by the matching structures of a motor, a gear and a rack, the motor is frequently started and braked due to frequent reciprocating actions of the pressing head and the movable feed box, and when the motor is in emergency braking, the motor is not immediately stopped under the inertia action, a corresponding counter electromotive force is generated at the moment before the motor is completely stopped, if the voltage is excessively large, the voltage is damaged, a frequency converter and other electrical components are consumed in order to timely reduce the voltage, a fixed resistor is usually short-circuited at two ends of the motor to compact the tobacco leaves, when the motor is braked, the resistor is still used for generating the current to be converted, and the current is still damaged, and the current is still damaged by the circuit to be actually consumed, and the counter electromotive force is still is generated, and the current is still the actually damaged when the circuit is caused to be connected to the circuit is caused to have the current to be damaged when the current is caused to be the current. When the motor works, the rotating speeds of the motor are different under different working conditions, so that the rotating speeds at the stopping time of the motor are also different, the generated counter electromotive voltage is also different, the counter electromotive voltage required to be consumed is also different, and in order to timely consume the generated electric energy, the resistance value of a resistor which is required to be short-circuited at two ends of the motor and the counter electromotive voltage value are matched in an adaptation mode, and the current single fixed resistor cannot meet the requirements of coping with different working conditions.

Disclosure of Invention

The application aims to provide an energy release device which can adjust resistance values according to different working conditions, so that the defects in the prior art are effectively overcome.

Therefore, the embodiment of the application provides an energy release device, which comprises a bracket, wherein a resistance unit for consuming electric energy is arranged on the bracket, the resistance unit comprises two connecting ends for being connected with a circuit, a plurality of resistance pieces are arranged between the two connecting ends, two ends of each resistance piece are detachably connected with the two connecting ends respectively, and the two ends of each resistance piece are electrically connected with the two connecting ends, so that a circuit path is formed by the two connecting ends and the plurality of resistances.

In one possible implementation, a plurality of the resistor elements are disposed in parallel between the first connection terminal and the second connection terminal.

In one possible implementation manner, the connection end comprises a connection matrix, a plurality of connection contact pins are arranged on the connection matrix, and clamping pieces for being matched and connected with the connection contact pins are arranged at two ends of the resistor.

In one possible implementation manner, the clamping member is a hoop, the hoop comprises hoop rings encircling the resistor member, hoop pins are arranged at two ends of the hoop rings, and a locking member is arranged between the two hoop pins so that the two hoops are clamped and connected with the contact pins.

In one possible implementation, the support is provided with a mounting for mounting the resistor unit.

In one possible implementation manner, the mounting piece comprises two opposite clamping seats, and the clamping seats are provided with connecting lugs which are in matched connection with the resistance piece.

In one possible implementation, the bracket includes a mounting plate on which supporting legs for supporting are provided, and the resistor unit is provided on the mounting plate.

In one possible implementation, the resistance unit is provided with a plurality of resistance units.

In one possible implementation, a plurality of the resistor units are symmetrically arranged at two sides of the mounting plate.

In one possible implementation manner, the mounting plate is provided with a top guard plate and a bottom guard plate, the top guard plate is arranged at the top of the mounting plate, the bottom guard plate is arranged at the bottom of the mounting plate, and the supporting feet are arranged on the bottom guard plate.

According to the energy release device provided by the embodiment of the application, the resistor unit circuit is short-circuited at two ends of the motor, so that the consumption of counter electromotive force can be realized, the damage to other components is avoided, the resistor unit is provided with the plurality of resistor pieces, and the aim of adjusting the resistance value of the resistor unit is fulfilled by configuring different numbers of resistor pieces between the two connecting ends, so that the energy release device is suitable for motors running under different working conditions, and further the counter electromotive force generated by stopping the motor is timely consumed.

Drawings

FIG. 1 is a schematic diagram of an energy release device according to an embodiment of the present application;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic diagram of a resistor unit and a card holder according to an embodiment of the present application;

FIG. 4 is a partial enlarged view at B in FIG. 3;

FIG. 5 is an exploded view of FIG. 3;

fig. 6 is a schematic structural diagram of a connecting parent body and a hoop according to an embodiment of the present application;

fig. 7 is a schematic structural diagram of a card holder according to an embodiment of the present application;

fig. 8 is a schematic structural diagram of a connecting ear according to an embodiment of the present application;

Fig. 9 is a schematic view of a partially cut-away structure of an energy release device according to an embodiment of the present application.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

As shown in fig. 1 to 9, the embodiment of the present application provides an energy release device for releasing back electromotive force generated when a motor is in a decelerating stop, and when the motor is in the decelerating stop, the energy release device forms a circuit and is connected to two ends of the motor, the connected circuit is connected, so that generated current flows through the energy release device to consume regenerated electric energy, damage to other devices caused by excessive generated back electromotive force voltage is prevented, the energy release device comprises a bracket 1, a resistor unit 2 is arranged on the bracket 1, the resistor unit 2 is used for consuming electric energy, so that the electric energy generated when the motor is in the decelerating stop is consumed, the resistor unit 2 comprises two connection ends, the two connection ends are used for being connected into a circuit, more particularly, a plurality of resistor pieces 3 are arranged between the two connection ends, preferably, the resistor pieces 3 are long, when the electric current is introduced, the electric energy is converted into heat energy, the two ends of the resistor pieces 3 are respectively and detachably connected with the two connection ends of the motor, and the two connection ends of the motor are electrically connected with the two connection ends 3, and the two connection ends of the resistor piece 3 are electrically connected with each other by a wire, and the two connection ends of the resistor piece 3 are electrically connected with each other, and the two connection ends of the resistor unit 3 are electrically connected with each other, and the two connection ends are electrically connected with each other by a wire, and the two connection ends of the resistor piece 3 are electrically connected to form a wire, and the circuit is convenient to detach, and the circuit is connected to the two connection ends and the two connection ends 3 and the two connection ends are electrically connected to each other, the number of the resistance pieces 3 can be conveniently adjusted, the resistance value of the resistance unit 2 can be adjusted, the timely consumption of electric energy with different equivalent weights can be realized, the adaptability of the motor is improved, and the motor can be used for coping with different rotating speed running states of the motor under different working conditions.

More specifically, the plurality of resistors 3 are arranged in parallel between the first connection terminal and the second connection terminal, and when the resistance value is adjusted, if the resistance value of the resistor unit 2 needs to be reduced, a proper and larger number of resistors 3 are connected in parallel, and if the resistance value of the resistor unit 2 needs to be increased, the number of resistors 3 needs to be reduced, and the arrangement is adapted according to the actual situation.

In some alternative embodiments, the connection terminal includes a connection matrix 4, the connection matrix 4 is used for connecting with a wire, the connection matrix 4 and the wire can be connected through bolts, soldering, and the like, a plurality of connection pins 401 are provided on the connection matrix 4, specifically, the connection matrix 4 is in a long plate structure, the plurality of connection pins 401 are located on the same side of the connection matrix 4, connection with the resistor 3 is convenient, the connection matrix 4 and the connection pins 401 are made of conductive materials, the connection matrix 4 and the connection pins 401 can be in a detachable connection mode, such as connection through metal bolts, and can be connected through welding, in this embodiment, the description is preferably made in an integrally formed structure, the integral structural strength of the connection terminal is improved, the stability of electrical connection is improved, and clamping pieces are provided at two ends of the resistor 3 and are used for being connected with the connection pins 401 in a matching manner so as to realize connection of the connection section and the resistor 3.

In this embodiment, the fastener can be staple bolt 5, and is specific, staple bolt 5 includes embraces hoop 501, hoop 501 encircles on resistance spare 3, on the other hand makes embracing hoop 501 and embraces on resistance spare 3, resistance spare 3 wholly is electrically conductive material, and then realize the connection of resistance spare 3 in the circuit, adopt the connected mode of staple bolt 5, make things convenient for mutual dismantlement and the installation between resistance spare 3 and the link, and then conveniently adjust the quantity of resistance spare 3, in order to realize the stability to whole resistance unit 2's resistance value's regulation, and the connection contact 401 of link is in between two staple bolt pins 502 of staple bolt 5, under the effect of retaining member such as bolt, make two staple bolt pins 502 press from both sides connection contact 401 tight, on the other hand make embracing hoop 501 hold tightly on resistance spare 3, resistance spare 3 wholly is electrically conductive material, and then realize the connection of resistance spare 3 in the circuit, adopt the connected mode of staple bolt 5, make things convenient for mutual dismantlement and installation between resistance spare 3 and the link, and the quantity of resistance spare 3 is adjusted, so that the resistance unit 2 has the strong connection strength to have between the resistance spare 3 and the strong connection contact strength of strength between the resistance spare 3 and the anchor bolt has and the strong connection contact pin 401.

In addition, adopt staple bolt 5's connected mode, staple bolt 5 can carry out position adjustment on resistance spare 3 axial, to in same group resistance unit 2, each staple bolt 5 carries out position slip adjustment in step, can realize the regulation to interval between two link, so accomplished the regulation to resistance spare 3 length between two link for the resistance length of access circuit part changes, also can realize the regulation to the resistance value, adjusts more conveniently.

More specifically, to the installation of resistance unit 2 is fixed, be provided with the installed part on support 1, the installed part includes two cassette 6, relative setting about two cassette 6, all be provided with a plurality of engaging lugs 7 on every cassette 6, engaging lug 7 is used for being connected with cassette 6 cooperation and is used for stabilizing resistance 3, in this embodiment, cassette 6 is rectangular form, the cross-section of cassette 6 is the type U-shaped, more specifically, cassette 6 includes base 601, the both sides of base 601 are first side 602 and second side 603 respectively, on the cross-section, first side 602, base 601 and second side 603 constitute type U-shaped, the width of first side 602 is less than the width of second side 603, the detachable connection of engaging lug 7 is on first side 602, the detachable connection of second side 603 is on support 1, more specifically, engaging lug 7 is L-shaped plate, the removable connection through the bolt between one side of engaging lug 7 and the first side 602, the opposite side of engaging lug 7 supports the tip at resistance 3, and the tip of resistance 3, and this side of resistance 7 is more specifically can be more high-end-to-end electrical property, can be more convenient for the electrical resistance 3, the electrical resistance 3 is more, can be more convenient for the electrical connection is realized, the electrical connection 3 is more, the electrical connection is more than the electrical connection 3, and can be kept away from the electrical connection 3, the electrical connection is more than 3, and can be more convenient, the electrical connection is more than 3, and the electrical connection is more than the electrical connection 3, and can be kept away from the electrical connection 3.

In some alternative embodiments, the bracket 1 comprises a mounting plate 101, a supporting leg 102 is arranged at the bottom of the mounting plate 101, the mounting plate 101 is supported on a working surface such as the ground through the supporting leg 102, the resistor unit 2 is arranged on the mounting plate 101, specifically, the resistor unit 2 is arranged on the mounting plate 101 through a clamping seat 6, a second side 603 of the clamping seat 6 and the mounting plate 101 can be detachably connected through bolts, thereby, the second side 603 is wider than the first side 602, the second side 603 is attached to the mounting plate 101, the combination stability between the clamping seat 6 and the mounting plate 101 can be improved, the first side 602 and the bottom 601 as well as the second side 603 and the bottom 601 are all vertically arranged, and in addition, the connecting lugs 7 are connected, so that the resistor unit 3 can be separated from the mounting plate 101 by a certain distance, and the safety is ensured.

More specifically, the plurality of resistor units 2 on the mounting board 101 are arranged, in practice, the number of resistor pieces 3 in each resistor unit 2 can be the same or different, so as to be used by a plurality of motors, when the number of resistor pieces 3 of each resistor unit 2 is different, the resistor unit 2 with a proper resistance value can be connected with a corresponding motor according to the working condition of each motor, and when the resistance value is adjusted according to the working condition of the motor, the resistor pieces 3 can be increased or decreased in the current resistor unit 2 directly, the current motor and the current resistor unit 2 can be disconnected and connected with the proper resistor unit 2, and the operation is convenient.

The plurality of resistor units 2 may be symmetrically arranged on both sides of the mounting board 101 for identification of the reference numerals.

More specifically, top guard plate 103 and bottom guard plate 104 can also be set up on mounting panel 101, top guard plate 103 sets up at the top of mounting panel 101, bottom guard plate 104 sets up the bottom at mounting panel 101, form the I-shaped, supporting legs 102 then set up the bottom at bottom guard plate 104, on the one hand can play certain guard action to resistance unit 2, on the other hand conveniently prevent operation tools such as screwdriver temporarily, the operation that is convenient for the operator carries out the correlation, also conveniently lay out, stabilize wire etc. simultaneously.

Specifically, in practice, the energy release circuit for releasing the back electromotive force generated when the consumed motor is in a decelerating and stopping state is arranged at two ends of the motor, the resistance unit 2 is connected in series in energy release, when the motor is in a decelerating and stopping state, the generated regenerated electric energy is rectified through the three-phase full-control bridge of the inverter part of the motor frequency converter, so that the voltage of the direct-current bus in the frequency converter is increased, when the increased voltage reaches a set value, the energy release circuit is conducted, current flows through the resistance unit 2, under the action of the resistance piece 3, electric energy is converted into heat energy, the purpose of releasing the consumed regenerated electric energy is achieved, along with the gradual and complete stopping state of the motor, the voltage value of the direct-current bus of the frequency converter is reduced, when the voltage value is reduced to the set value, the energy release circuit is disconnected, no current flows through the resistance piece 3 at the moment, the resistance piece 3 dissipates heat, then the next electric energy release consumption is waited, because the energy consumption of the resistance piece 3 can avoid the electric energy generated by the decelerating and stopping of the motor to cause larger fluctuation to the voltage of the whole system, the influence and damage to other parts are avoided, and the electricity utilization safety and stability are improved.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that the terms "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense so that "on … …" means not only "directly on something" but also includes "on something" with intermediate features or layers therebetween, and "above … …" or "above … …" includes not only the meaning "on something" or "above" but also the meaning "above something" or "above" without intermediate features or layers therebetween (i.e., directly on something).

Further, spatially relative terms, such as "below," "beneath," "above," "over," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that in this document, relational terms such as "first" and "second" and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.

Claims (10)

1. An energy release device, characterized by: the electric resistance device comprises a support, be provided with the resistance unit that is used for consuming the electric energy on the support, the resistance unit is including two link that are used for switching in the circuit, two be provided with a plurality of resistance spare between the link, the both ends of resistance spare can be dismantled with two link respectively and be connected, and be the electricity between the both ends of resistance spare and the two link to make two link and a plurality of resistance form the circuit passageway.

2. An energy release device according to claim 1, wherein: the resistor pieces are arranged in parallel between the first connecting end and the second connecting end.

3. An energy release device according to claim 1, wherein: the connecting end comprises a connecting parent body, a plurality of connecting contact pins are arranged on the connecting parent body, and clamping pieces used for being matched and connected with the connecting contact pins are arranged at two ends of the resistor piece.

4. An energy release device according to claim 3, wherein: the clamping piece is the staple bolt, the staple bolt is including encircling the staple bolt ring on the resistance spare, the both ends of embracing the hoop all are provided with the staple bolt pin, are provided with the retaining member between two staple bolt pins to make two staple bolts press from both sides tightly and link the contact pin.

5. An energy release device according to claim 4, wherein: and a mounting piece for mounting the resistor unit is arranged on the bracket.

6. An energy release device according to claim 5, wherein: the mounting piece comprises two clamping seats which are oppositely arranged, and connecting lugs which are matched and connected with the resistor piece are arranged on the clamping seats.

7. An energy release device according to claim 1, wherein: the support comprises a mounting plate, supporting feet used for supporting are arranged on the mounting plate, and the resistor unit is arranged on the mounting plate.

8. An energy release device according to claim 7, wherein: the resistance unit is provided in plurality.

9. An energy release device according to claim 8, wherein: the resistor units are symmetrically arranged on two sides of the mounting plate.

10. An energy release device according to claim 9, wherein: the mounting plate is provided with a top guard plate and a bottom guard plate, the top guard plate is arranged at the top of the mounting plate, the bottom guard plate is arranged at the bottom of the mounting plate, and the supporting feet are arranged on the bottom guard plate.