阅读说明：本技术 一种新能源张力机及其控制方法 (New energy tensioner and control method thereof ) 是由 贾云 贾博涵 周俊华 于 2021-05-27 设计创作，主要内容包括：一种新能源张力机及其控制方法,包括张力机本体和连接电路,张力机本体由储能模块、第一驱动单元、第二驱动单元、辅助结构单元和能源回收模块组成,第一驱动单元包括变频器、与变频器通过电线电性连接的电动机、与电动机连接的减速机、与减速机连接的张力轮,能源回收模块包括第一发电动机、第二发电动机和变压器,变压器通过电线与储能模块电性连接,第一发电动机和第二发电动机均通过电线与变压器电性连接,第一发电动机和第二发电动机均在张力轮被动转动下将外部能量转化为可利用的能量。因为张力机大部分时间处于张力工况,因为发电动机利用的是利用张力机的张力工况发电的,所以经试验数据表明本发明相对于传统的张力机可以节约30%-80%的能量。(A new energy tensioner and a control method thereof comprise a tensioner body and a connecting circuit, wherein the tensioner body comprises an energy storage module, a first driving unit, a second driving unit, an auxiliary structure unit and an energy recovery module, the first driving unit comprises a frequency converter, a motor electrically connected with the frequency converter through an electric wire, a speed reducer connected with the motor and a tension pulley connected with the speed reducer, the energy recovery module comprises a first motor, a second motor and a transformer, the transformer is electrically connected with the energy storage module through an electric wire, the first motor and the second motor are electrically connected with the transformer through an electric wire, and the first motor and the second motor convert external energy into usable energy under the passive rotation of the tension pulley. Because the tension machine is in a tension working condition most of the time, and the generator utilizes the tension working condition of the tension machine to generate electricity, the experimental data show that the tension machine can save 30-80% of energy compared with the traditional tension machine.)

1. The utility model provides a new forms of energy tensioner, includes tensioner body (1) and connecting circuit (2), tensioner body (1) comprises energy storage module (11), first drive unit (12), second drive unit (13), auxiliary structure unit (14) and energy recovery module (15), first drive unit (12) with the structure of second drive unit (13) is unanimous, first drive unit (12) include converter (121), pass through electric wire electric connection's motor (122) with converter (121), speed reducer (123) be connected with motor (122), gear train (5) and gear train (5) driven tension pulley (124) be connected with speed reducer (123), its characterized in that: the energy recovery module (15) comprises a transformer (153) and a current stabilizer, the transformer (153) is electrically connected with the energy storage module (11) through a wire, and the motor (122) converts external energy into available energy under the passive rotation of the tension pulley (124).

2. The new energy tensioner as claimed in claim 1, wherein: the tension pulley (124) comprises a rotating shaft (124A) and a sleeve (124B) sleeved on the rotating shaft (124A), and a plurality of arc-shaped grooves are sequentially and continuously formed in the outer wall of the sleeve (124B) along the axis direction of the sleeve (124B).

3. The new energy tensioner as claimed in claim 1, wherein: the motor (122) comprises a power input shaft (151A) and a motor (122) body, one end of the power input shaft (151A) is connected with the speed reducer (123) through the connecting device (3), and the other end of the power input shaft (151A) is fixedly connected with a rotor of the motor (122) body through the coupler (32).

4. The new energy tensioner as claimed in claim 3, wherein: connecting device (3) are including protective housing (31) and shaft coupling (32), protective housing (31) with tension pulley (124) fixed connection, shaft coupling (32) with power input shaft (151A) fixed connection, just shaft coupling (32) are located completely the inside of protective housing (31), protective housing (31) with shaft coupling (32) are coaxial.

5. The new energy tensioner as claimed in claim 4, wherein: the power input shaft (151A) is inserted in the middle of the coupler (32), and the power input shaft (151A) is coaxial with the tension pulley (124).

6. The new energy tensioner as claimed in claim 1, wherein: the auxiliary structure unit (14) comprises a fan (141) for radiating heat of the motor (122), an expansion bracket (142) for placing a wire coil, a brake system (143) for stopping the rotation of the tension pulley (124) and a small hydraulic system for supplying hydraulic oil to the brake system (143).

7. The new energy tensioner as claimed in claim 1, wherein: the energy storage module (11) is composed of a plurality of groups of power battery packs, the first driving unit (12), the second driving unit (13) and the auxiliary structure unit (14) are connected in parallel on the connecting circuit (2), and the energy storage module (11) is connected in parallel on the connecting circuit (2) through a rectifier.

8. The new energy tensioner as claimed in claim 6, wherein: the expansion support (142) comprises a fixing frame (142A), a servo motor (142B) and a roller (142C), the servo motor (142B) is fixedly installed at the top end of the fixing frame (142A), and the roller (142C) is sleeved on an output shaft of the servo motor (142B).

9. A control method of a new energy tensioner is characterized by comprising the following steps:

A) under the tension working condition, the tension pulley (124) is in the tension state, the tension pulley (124) is dragged by a lead to rotate passively, the motor (122) provides reverse torque for the tension pulley (124), the torque provided by the motor (122) for the tension pulley (124) is rated torque, the tension is maintained, and at the moment, the motor (122) is in the power generation state;

B) under the reverse traction working condition, the motor (122) actively works to drive the tension pulley (124) to rotate clockwise relative to one side of the tension pulley (124) and reversely pull the lead, and the motor (122) is in an energy consumption state at the moment;

C) when the tensioner needs to realize a wire feeding working condition, the motor (122) actively works to drive the tension pulley (124) to rotate anticlockwise relative to one side of the tension pulley (124), and the motor (122) is in an energy consumption state at the moment.

Technical Field

The invention relates to the field of tensioners, in particular to a new energy tensioner and a control method thereof.

Background

The existing tensioner adopts a diesel engine to provide power, so that the equipment is noisy and pollutes the environment, the engine is high in relative maintenance cost and poor in economy, and meanwhile, diesel oil is easily filled in the field to cause pollution. The conventional tensioner mainly comprises a tension pulley, a speed reducing mechanism, a hydraulic system, an engine and the like, and the working state of the conventional tensioner is generally as follows: when the tensioner is in place, the engine drives the corresponding hydraulic pump to provide the oil cylinder telescopic pressure oil for the support leg oil cylinder; under the tension working condition, the engine drives the corresponding hydraulic pump to provide pressure oil for the operation of the fan motor and the tail vehicle motor, the oil supplementing pump is driven to provide related brake pressure oil, and the pressure oil or part of the pressure oil is used as pressure oil for supplementing oil of the main hydraulic loop after being operated; when the tensioner actively transmits forwards and backwards, the engine drives the corresponding hydraulic pump to provide pressure oil for the operation of the fan motor and the tail vehicle motor and provides related brake pressure oil, and simultaneously the engine drives the main hydraulic pump to provide pressure oil for the active transmission of the main hydraulic loop tension pulley.

Because the main working state of the tensioner is a tension working condition, namely a passive working condition, the tensioner can automatically rotate and change states by utilizing a tension wheel under the tension working condition to charge the energy storage system, and energy is saved.

Disclosure of Invention

The invention aims to provide a new energy tensioner and a control method thereof, which are used for solving the problems in the prior art.

The technical purpose of the invention is realized by the following technical scheme:

the utility model provides a new forms of energy tensioner, includes tensioner body and connecting circuit, the tensioner body comprises energy storage module, first drive unit, second drive unit, supplementary constitutional unit and energy recovery module, first drive unit with second drive unit's structure is unanimous, first drive unit includes the converter, passes through electric wire electric connection's motor, the speed reducer of being connected with the motor with the converter, the gear train of being connected with the speed reducer and the driven tension pulley of gear train, its characterized in that: the energy recovery module comprises a transformer and a current stabilizer, the transformer is electrically connected with the energy storage module through a wire, and the motor converts external energy into available energy under the passive rotation of the tension pulley.

In a further embodiment, the tension pulley comprises a rotating shaft and a sleeve sleeved on the rotating shaft, and a plurality of arc-shaped grooves are sequentially and continuously arranged on the outer wall of the sleeve along the axial direction of the sleeve.

In a further embodiment, the motor comprises a power input shaft and a motor body, one end of the power input shaft is connected with the speed reducer through a connecting device, and the other end of the power input shaft is fixedly connected with a rotor of the motor body through a coupler.

In a further embodiment, the connecting device includes a protective shell and a coupler, the protective shell is fixedly connected with the tension pulley, the coupler is fixedly connected with the power input shaft, the coupler is completely located inside the protective shell, and the protective shell is coaxial with the coupler.

In a further embodiment, the power input shaft is inserted in the middle position of the coupling, and the power input shaft is coaxial with the tension pulley.

In a further embodiment, the auxiliary structural unit comprises a fan for radiating heat of the motor, an expansion bracket for placing a wire coil, a brake system for stopping the rotation of the tension wheel and a small hydraulic system for providing hydraulic oil for the brake system.

In a further embodiment, the energy storage module is composed of a plurality of groups of power battery packs, the first driving unit, the second driving unit and the auxiliary structure unit are connected in parallel on the connecting circuit, and the energy storage module is connected in parallel on the connecting circuit through a rectifier.

In a further embodiment, the expansion bracket comprises a fixed frame, a servo motor and a roller, the servo motor is fixedly installed at the top end of the fixed frame, and the roller is sleeved on the servo motor.

Another object of the invention is to provide a working method of the new energy tensioner, which comprises the following steps:

A) under the tension working condition, the tension pulley is in a tension state, the tension pulley is dragged by the lead to rotate passively, the motor provides reverse torque for the tension pulley, and the torque provided by the motor for the tension pulley is rated torque to keep tension;

B) under the reverse traction working condition, the motor actively works, the tension pulley is driven to rotate clockwise relative to one side of the tension pulley through the speed reducer, the gear box, the coupler and other components, and the wire is reversely pulled, and at the moment, the motor is in an energy consumption state;

C) when the tensioner needs to realize a wire feeding working condition, the motor works actively, the tension pulley is driven to rotate anticlockwise relative to one side of the tension pulley by the speed reducer, the gear box, the coupler and other components, and the motor is in an energy consumption state at the moment.

In conclusion, the invention has the following beneficial effects:

1. the rotor of the motor is connected with the tension pulley shaft, the tension pulley is in a passive working state in most of time, the motor is used for working and generating electricity by utilizing the passive rotation of the tension pulley when the tensioner body is in a tension working condition, the motor provides resistance for the passive rotation of the tension pulley, and the tensioner is in the tension working condition in most of time and in the passive rotation of the tension pulley in most of time, so that the motor generates electricity slowly for charging the energy storage module in most of time.

2. The tensioner body of the invention cancels the hydraulic driving system, thus solving the problem of potential safety hazard caused by air suction when the traditional tensioner switches working conditions.

3. The tensioner body is driven by energy, and compared with a hydraulic driving system, the tensioner has the advantages of high reaction speed, flexible reaction and capability of twisting the rotation direction of the tension pulley at any time.

4. The tensioner has the characteristics of no pollution and no carbon emission on site, and actively responds to the national 'double-carbon' target.

5. The tensioner has the characteristic of low noise, and is favorable for guaranteeing the hearing health of field operators. And because the noise of tensioner is less, the conversation quality of on-the-spot walkie-talkie is higher, has stopped basically because the noise too big leads to the situation of maloperation.

6. The tensioner has stronger technical difference advantages compared with the traditional tensioner, but the traditional tensioner has larger stock, and the tensioner has wide market prospect.

Drawings

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

FIG. 2 is a schematic diagram of the connection circuit of the present invention;

FIG. 3 is a schematic perspective view of the connection device of the present invention;

FIG. 4 is a structural view of the tension pulley of the present invention;

fig. 5 is a schematic structural view of the stent of the present invention.

In the figure, 1, a tensioner body; 2. a connection circuit; 3. a connecting device; 31. a protective shell; 32. a coupling; 4. a rectifier; 5. a gear set; 11. an energy storage module; 12. a first drive unit; 121. a frequency converter; 122. an electric motor; 123. 124A, a rotating shaft, 124B and 124B; 124B, a sleeve; 13. a second driving unit; 14. an auxiliary structural unit; 141. a fan; 142. expanding the stent; 142A, a fixing frame; 142B, a servo motor; 142C, a roller; 143. a braking system; 15. an energy recovery module; 151. a first motor; 151A, a power input shaft; 151B, a motor body; 153. a transformer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In which like parts are designated by like reference numerals. It should be noted that the terms "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in fig. 1, the terms "bottom" and "top", "inner" and "outer" refer to directions toward and away from a particular component geometry, respectively, and the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present specification, "plurality" means two or more unless the direction of the center is specifically defined otherwise.

The first embodiment is as follows:

as shown in fig. 1 to 5, a new energy tensioner comprises a tensioner body 1 and a connection circuit 2, the tensioner body 1 is composed of an energy storage module 11, a first driving unit 12, a second driving unit 13, an auxiliary structure unit 14 and an energy recovery module 15, the first driving unit 12 and the second driving unit 13 have the same structure, the first driving unit 12 includes a frequency converter 121, a motor 122 electrically connected to the frequency converter 121 through a wire, a speed reducer 123 connected to the motor 122, a gear set 5 connected to the speed reducer 123 and a tension pulley 124 driven by the gear set 5, the energy recovery module includes a transformer 153 and a current stabilizer, the transformer 153 is electrically connected to the energy storage module 11 through a wire, and the motor 122 converts external energy into usable energy under the passive rotation of the tension pulley 124.

As shown in fig. 1 and 3, the tension pulley 124 includes a rotating shaft 124A and a sleeve 124B sleeved on the rotating shaft 124A, the outer wall of the sleeve 124B is sequentially and continuously provided with a plurality of arc-shaped grooves along the axial direction of the sleeve 124B, the motor 122 includes a power input shaft 122A and a motor body 122B, one end of the power input shaft 122A is connected with the reducer 123 through the connecting device 3, the other end of the power input shaft 122A is fixedly connected with the rotor of the motor body 122B through a coupler, the connecting device 3 includes a protective shell 31 and a coupler 32, the protective shell 31 is fixedly connected with the tension pulley 124, the coupler 32 is fixedly connected with the power input shaft 122A, and the coupling 32 is completely located inside the protective shell 31, the protective shell 31 is coaxial with the coupling 32, the power input shaft 122A is inserted in the middle position of the coupling 32, and the power input shaft 122A is coaxial with the tension pulley 124.

As shown in fig. 1-3, the auxiliary structural unit 14 includes a fan 141 for dissipating heat of the motor 122, an expansion bracket 142 for increasing stability of the tensioner body 1, and a braking system 143 for stopping rotation of the tension pulley 124, the energy storage module 11 is composed of a plurality of sets of 540V battery packs, the first driving unit 12, the second driving unit 13, and the auxiliary structural unit 14 are connected in parallel to the connection circuit 2, the energy storage module 11 is connected in parallel to the connection circuit 2 through a rectifier 4, the expansion bracket 142 includes a bracket 142A, a servo motor 142B, and a roller 142C, the servo motor 142B is fixedly mounted at the top end of the bracket, the roller 142C is sleeved on the servo motor 142B, the expansion bracket 142 is used for paying off, wherein the electric wire bypasses roller 142, and servo motor 142B provides tension for the unwrapping wire through the roller, avoids the unwrapping wire speed too fast, and the electric wire that leads to is fallen in the position of middle length when the unwrapping wire.

A control method of a new energy tensioner comprises the following steps:

A) under the tension working condition, the tension pulley 124 is in the tension state and in the unloading state, the tension pulley 124 is dragged by a lead to rotate passively, the motor 122 provides reverse torque for the tension pulley 124, the torque provided by the motor 122 for the tension pulley 124 is rated torque, the tension is maintained, the motor 122 is in the power generation state at the moment, under the tension working condition, the tension is realized by adjusting the reverse torque of the motor 122 by controlling the motor 22 by a motor 122 driver, and the range of the tension is set according to the requirements of electric academy related to the tension machine;

B) under the reverse traction condition, the motor 122 actively works to drive the tension pulley 124 to rotate clockwise relative to the tension pulley 124 and reversely pull the lead, at the moment, the motor 122 is in an energy consumption state, under the reverse traction condition, the magnitude of the reverse traction force is controlled by a driver of the motor 122 to adjust the magnitude of the torque of the motor 122, and the range of the reverse traction force is set according to the requirements of electric academy related to the tension machine;

C) when the tensioner needs to realize a wire feeding working condition, the motor 122 actively works to drive the tension pulley 124 to rotate anticlockwise relative to one side of the tension pulley 124, at the moment, the motor 122 is in an energy consumption state, under the reverse pulling working condition, the tension is realized by controlling the motor 122 by a motor 122 driver to adjust the torque of the motor 122, and the range of the tension is set according to the requirements of electric departments on the tensioner.

The specific implementation process comprises the following steps: through the fact that the rotor of the motor 122 is connected with the tension pulley 124 in a shaft mode and the tension pulley 124 is in a passive working state most of the time, when the tensioner body 1 is in a tension working condition, the motor 122 utilizes the passive rotation of the tension pulley 124 to work and generate electricity, the motor 122 provides resistance for the passive rotation of the tension pulley 124, and as the tensioner is in the tension working condition most of the time and the tension pulley 124 is in the passive rotation most of the time, the motor 122 generates electricity smoothly for charging the energy storage module most of the time, test data show that the energy can be saved by 30% -80% compared with the traditional tensioner, and under a better working condition, the energy required by the tensioner every day is completely provided by the energy generated under the passive working state, namely the tensioner does not consume electricity, and even can have surplus electric quantity.

In the embodiments of the present disclosure, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the disclosed embodiments of the invention can be understood by those of ordinary skill in the art as appropriate.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.