CN204185038U - A kind of energy saving system of elevator - Google Patents
A kind of energy saving system of elevator Download PDFInfo
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- CN204185038U CN204185038U CN201420475389.0U CN201420475389U CN204185038U CN 204185038 U CN204185038 U CN 204185038U CN 201420475389 U CN201420475389 U CN 201420475389U CN 204185038 U CN204185038 U CN 204185038U
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Abstract
The utility model provides a kind of energy saving system of elevator, comprises sensor; Control chip, is connected with sensor and unidirectional receiving sensor Detection Information; Filtration module, comprises by the filter U2 of control chip control linkage, the signal differential device U3 that is connected with this filter U2; Power conversion module, is connected with filter circuit; Energy conversion module, comprises the frequency converter and feedback device, hoisting motor that are connected with power conversion module, and the current input terminal of this energy conversion module is divided into two circuits, and Article 1 connects feedback device after AC contactor K3, filter capacitor C6; Article 2 accesses feedback device after sequentially passing through frequency converter, filter capacitor C5, and this frequency converter also connects above-mentioned hoisting motor.Compared to the prior art, the high and energy-conserving and environment-protective of degree of intelligence, system safety is high, reduces line service, and result of use is desirable, and reduce enterprise cost, over-the-road expense is low, practical, applied widely for this energy saving system of elevator.
Description
Technical field
The utility model relates to energy saving feedback technique, the energy saving system of elevator that a kind of structure is simple, easy to use specifically.
Background technology
Elevator is transport instrument important in hospital, is related to the life security of patient and the work efficiency of hospital.In adding up the electricity consumption condition survey of hospital, elevator power consumption accounts for 17% ?more than 25% of total electricity consumption, is only second to idle call electricity, higher than the power consumption of illumination, water supply etc.
In prior art, energy-conservation in order to realize, a lot of hospital selects variable-frequency motor to realize the transport of elevator, but this kind of elevator all adopts the method for store electrical energy in resistance consumption electric capacity to prevent electric capacity overvoltage.Due in running process of elevator, the heat produced by resistance is very high, resistance local temperature is all more than 1100 DEG C usually, normal temperature state is reduced in order to make computer room temperature, allow elevator avoid Yin Gaowen and produce fault, user needs the air-conditioning installing large exhaust air rate, and so just making needs special messenger to keep a close safeguard for regulating and controlling heat radiation in machine room, otherwise energy consumption is too serious, causes not running and the wasting of resources of elevator.
Known through putting into practice, elevator is as vertical transportation transportation device, and it upwards transports with the work work capacity of transporting roughly equal downwards, under driving motor is normally operated in and drags power consumption or brake power generating state.When elevator underloading up and heavily loaded descending and and Elevator landing before slow down gradually time, under driving motor is operated in dynamic brake state, at this moment more mechanical energy can be produced, these mechanical energy generally all can be wasted and cannot Appropriate application, based on this, now provide a kind of can automatically realize rotation speed of the fan, can the energy saving system of elevator of the unnecessary mechanical energy of Appropriate application.
Summary of the invention
Technical assignment of the present utility model solves the deficiencies in the prior art, provides a kind of and improve the counter-infiltration system percent recovery, energy saving system of elevator.
The technical solution of the utility model realizes in the following manner, and a kind of energy saving system of elevator, comprises
Sensor, comprises the opto-electronic pickup being arranged on elevator entrance place;
Control chip, is connected with sensor and unidirectional receiving sensor Detection Information;
Filtration module, comprises by the filter U2 of control chip control linkage, the signal differential device U3 that is connected with this filter U2;
Power conversion module, is connected with filter circuit, drives following energy conversion module and rotation speed of the fan regulation and control module by exporting three-phase electricity;
Energy conversion module, comprises the frequency converter and feedback device, hoisting motor that are connected with power conversion module, and the current input terminal of this energy conversion module is divided into two circuits, and Article 1 connects feedback device after AC contactor K3, filter capacitor C6; Article 2 accesses feedback device after sequentially passing through frequency converter, filter capacitor C5, and this frequency converter also connects above-mentioned hoisting motor.
In technique scheme, sensor is used for monitoring, and whether someone takes elevator, and then the information of transmission drives the operation of whole system to control chip, during system cloud gray model, run signal enters public modular converter after sequentially passing through filtration module filtering, substantially frequency conversion control is realized under the driving of three-phase electricity, thus the hoisting motor work in driving-energy modular converter, drive elevator to rise or decline, this energy conversion module can become electrical power storage unnecessary mechanical energy simultaneously, realizes reasonably utilizing.
The control chip mentioned in this technical scheme can adopt model to be the Switching Power Supply level PWM chip of K A 3511, this chip only needs the power supply that just can be realized whether switch elevator drive by the sensing of sensor in use, its functional realiey relies on self function and to complete and without the need to by any computer program, staff only need install this chip in whole circuit can complete control work, practical, use very convenient.
As preferably, the filter in described filtration module comprises 8 stitch: stitch 1 is clock input pin; Stitch 2 is clock resistance pins; Stitch 3 is input pin; Stitch 4 is output pin; Stitch 5 moves pin for level; Stitch 6 is pin in analog, and stitch 7 is power input, and stitch 8 is power output end;
The pin 7 of this filter connects above-mentioned control chip, and pin 8 connects the input end of signal differential device U3, and this signal differential device comprises the three groups of circuits connecting U2 mouth, first via ground connection after resistance R2 and R3 of series connection; Second tunnel connects the mouth of comparator, the input end in the same way of this comparator is connected between resistance R2 and R3, reverse input end is then connected with difference operational amplifying circuit, this difference operational amplifying circuit comprises electric capacity C2 and C3 of series connection mutually, resistance R4 and R5 of series connection mutually, series capacity and series resistance rear access power modular converter parallel with one another; Between 3rd tunnel access electric capacity C2 and C3, between access resistance R4 and R5.
Filter in this technical scheme can by the specific band frequency filtering in whole circuit, suppresses and prevents the generation disturbed, ensureing the normal operation of whole system operation; Simultaneously by signal differential device, the stable working current after high frequency noise filtering can be provided for power conversion module.
As preferably, described power conversion module comprises three upper brachium pontis switching valve Q1, Q2, Q3 and three lower brachium pontis switching valve Q4, Q5, Q6, wherein Q1 and Q4, Q2 and Q5, Q3 and Q6 connect mutually after parallel connection.The brachium pontis switching valve of this structure achieves output three-phase electricity, and then facilitates the electronic towing machine work in driving-energy modular converter.
As preferably, the mouth of the mouth of described power conversion module, the input end of frequency converter, AC contactor is provided with watthour meter.The monitoring arranged conveniently to energy conversion module of this structure, facilitates timely observation and the maintenance of staff, ensures the normal operation of whole circuit.
As preferably, described sensor also comprises the temperature sensor be arranged in elevator, with this temperature sensor with the use of, said system also comprise rotation speed of the fan regulation and control module, this rotation speed of the fan regulation and control module structure comprise be connected with power conversion module timer U4, be connected and two groups of single pole double throw switch of controlling fan 36%, 48%, 52%, 64% rotating speed with timer.After relevant temperature information can be passed to control chip by the temperature sensor in this technical scheme, the operation of control chip drive fan rotation speed regulating and controlling module, and carry out preinstalled circuit selection according to practical application, preinstalled circuit be here above-mentioned 36%, 48%, 52%, 64% 4 kind of rotation speed of the fan.
Further, described timer U4 comprises 8 stitch: stitch 5 is grounding pin; Stitch 6 is control end input pin; Stitch 7 is output pin; Stitch 8 is reset signal input end; Stitch 4 is the green output pin of screen display; Stitch 3 is high trigger pin; Stitch 2 is discharge end pin; Stitch 1 is power supply voltage input pin;
Wherein voltage input end is divided into stitch 1 and the stitch 8 that two groups: first group connects U2; Second group is accessed resistance R10 and R11 in parallel after single pole double throw switch K1, the mouth of this shunt resistance R10 and R11 is also divided into two circuits, Article 1, directly access stitch 2, Article 2 is divided into two circuits access resistance R12 and R13 in parallel after single pole double throw switch K2 after again, Article 1, ground connection after electric capacity C7, the stitch 3 of Article 2 access U1 and stitch 6;
Stitch 5 ground connection of above-mentioned U1, stitch 7 connects mouth, and stitch 5 is ground connection after electric capacity C8.
Arranged by this circuit, timer can be made to change according to the level of signal, realize the different foldings controlling single pole double throw switch, and then realize the regulation and control to circuit fan rotating speed.
The beneficial effect that the utility model is compared with prior art produced is:
A kind of energy saving system of elevator of the present utility model have structure simple, easy to use, be skillfully constructed, the feature such as reasonable in design, frequency conversion control can be realized in whole device circuit, mechanical energy is converted to electric energy, fan Based Intelligent Control, avoid the deficiency that system effectiveness is low, ambient temperature is too high caused because of Energy in use resistance; Whole functional realiey relies on circuit self and realizes, staff substantially without the need to operation, the high and energy-conserving and environment-protective of degree of intelligence, system safety is high, reduce line service, result of use is desirable, and reduce enterprise cost, over-the-road expense is low, practical, applied widely, be easy to promote.
Accompanying drawing explanation
Accompanying drawing 1 is structural schematic block diagram of the present utility model.
Accompanying drawing 2 is realizing circuit figure of the present utility model.
Mark in accompanying drawing represents respectively:
1, sensor, 2, control chip, 3, filtration module, 4, power conversion module, 5, energy conversion module, 6, rotation speed of the fan regulation and control module.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of energy saving system of elevator of the present utility model is described in detail below.
As shown in accompanying drawing 1, Fig. 2, a kind of energy saving system of elevator, comprises
Sensor 1, comprises the opto-electronic pickup being arranged on elevator entrance place, and elevator here can be the elevator of vertical lift, also can for the elevator tilting to rise.
Control chip 2, is connected with sensor 1 and unidirectional receiving sensor 1 Detection Information;
Filtration module 3, comprises by the filter U2 of control chip U1 control linkage, the signal differential device U3 that is connected with this filter U2;
Power conversion module 4, is connected with filter circuit, drives following energy conversion module and rotation speed of the fan regulation and control module by exporting three-phase electricity;
Energy conversion module 5, comprises the frequency converter and feedback device, hoisting motor that are connected with power conversion module 4, and the current input terminal of this energy conversion module is divided into two circuits, and Article 1 connects feedback device after AC contactor K3, filter capacitor C6; Article 2 accesses feedback device after sequentially passing through frequency converter, filter capacitor C5, and this frequency converter also connects above-mentioned hoisting motor.
Wherein control chip 2, filtration module 3, power conversion module 4, energy conversion module 5 and following rotation speed of the fan regulation and control module 6 is all arranged on the control circuit indoor of elevator, generally connected by printed circuit board wiring, the setting of this control circuit room can adopt any one structure in prior art, this technology is comparatively common, does not repeat them here.
Filter in described filtration module 3 comprises 8 stitch: stitch 1 is clock input pin; Stitch 2 is clock resistance pins; Stitch 3 is input pin; Stitch 4 is output pin; Stitch 5 moves pin for level; Stitch 6 is pin in analog, and stitch 7 is power input, and stitch 8 is power output end;
The pin 7 of this filter connects above-mentioned control chip, and pin 8 connects the input end of signal differential device U3, and this signal differential device comprises the three groups of circuits connecting U2 mouth, first via ground connection after resistance R2 and R3 of series connection; Second tunnel connects the mouth of comparator, the input end in the same way of this comparator is connected between resistance R2 and R3, reverse input end is then connected with difference operational amplifying circuit, this difference operational amplifying circuit comprises electric capacity C2 and C3 of series connection mutually, resistance R4 and R5 of series connection mutually, series capacity and series resistance rear access power modular converter parallel with one another; Between 3rd tunnel access electric capacity C2 and C3, between access resistance R4 and R5.
Described power conversion module 4 comprises three upper brachium pontis switching valve Q1, Q2, Q3 and three lower brachium pontis switching valve Q4, Q5, Q6, and wherein Q1 and Q4, Q2 and Q5, Q3 and Q6 are in parallel after connecting mutually.
The mouth of described power conversion module 4, the input end of frequency converter, the mouth of AC contactor are provided with watthour meter.
Described sensor 1 also comprises the temperature sensor be arranged in elevator, with this temperature sensor with the use of, said system also comprise rotation speed of the fan regulation and control module 6, this rotation speed of the fan regulation and control module structure comprise be connected with power conversion module timer U4, be connected and two groups of single pole double throw switch of controlling fan 36%, 48%, 52%, 64% rotating speed with timer.
Described timer U4 comprises 8 stitch: stitch 5 is grounding pin; Stitch 6 is control end input pin; Stitch 7 is output pin; Stitch 8 is reset signal input end; Stitch 4 is the green output pin of screen display; Stitch 3 is high trigger pin; Stitch 2 is discharge end pin; Stitch 1 is power supply voltage input pin;
Wherein voltage input end is divided into stitch 1 and the stitch 8 that two groups: first group connects U2; Second group is accessed resistance R10 and R11 in parallel after single pole double throw switch K1, the mouth of this shunt resistance R10 and R11 is also divided into two circuits, Article 1, directly access stitch 2, Article 2 is divided into two circuits access resistance R12 and R13 in parallel after single pole double throw switch K2 after again, Article 1, ground connection after electric capacity C7, the stitch 3 of Article 2 access U1 and stitch 6;
Stitch 5 ground connection of above-mentioned U1, stitch 7 connects mouth, and stitch 5 is ground connection after electric capacity C8.
Finally should be noted that; above content is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection domain; although this detailed description of the invention part has been done to explain to the utility model; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement; such as the rotating speed that single pole double throw switch controls is done the fluctuation adjustment etc. of upper and lower 5%, these do not depart from essence and the scope of technical solutions of the utility model.
Claims (6)
1. an energy saving system of elevator, is characterized in that: comprise
Sensor, comprises the opto-electronic pickup being arranged on elevator entrance place;
Control chip, is connected with sensor and unidirectional receiving sensor Detection Information;
Filtration module, comprises by the filter U2 of control chip control linkage, the signal differential device U3 that is connected with this filter U2;
Power conversion module, is connected with filter circuit, drives following energy conversion module and rotation speed of the fan regulation and control module by exporting three-phase electricity;
Energy conversion module, comprises the frequency converter and feedback device, hoisting motor that are connected with power conversion module, and the current input terminal of this energy conversion module is divided into two circuits, and Article 1 connects feedback device after AC contactor K3, filter capacitor C6; Article 2 accesses feedback device after sequentially passing through frequency converter, filter capacitor C5, and this frequency converter also connects above-mentioned hoisting motor.
2. a kind of energy saving system of elevator according to claim 1, is characterized in that: the filter in described filtration module comprises 8 stitch: stitch 1 is clock input pin; Stitch 2 is clock resistance pins; Stitch 3 is input pin; Stitch 4 is output pin; Stitch 5 moves pin for level; Stitch 6 is pin in analog, and stitch 7 is power input, and stitch 8 is power output end;
The pin 7 of this filter connects above-mentioned control chip, and pin 8 connects the input end of signal differential device U3, and this signal differential device comprises the three groups of circuits connecting U2 mouth, first via ground connection after resistance R2 and R3 of series connection; Second tunnel connects the mouth of comparator, the input end in the same way of this comparator is connected between resistance R2 and R3, reverse input end is then connected with difference operational amplifying circuit, this difference operational amplifying circuit comprises electric capacity C2 and C3 of series connection mutually, resistance R4 and R5 of series connection mutually, series capacity and series resistance rear access power modular converter parallel with one another; Between 3rd tunnel access electric capacity C2 and C3, between access resistance R4 and R5.
3. a kind of energy saving system of elevator according to claim 1 and 2, it is characterized in that: described power conversion module comprises three upper brachium pontis switching valve Q1, Q2, Q3 and three lower brachium pontis switching valve Q4, Q5, Q6, and wherein Q1 and Q4, Q2 and Q5, Q3 and Q6 are in parallel after connecting mutually.
4. a kind of energy saving system of elevator according to claim 1, is characterized in that: the mouth of the mouth of described power conversion module, the input end of frequency converter, AC contactor K3 is provided with watthour meter.
5. a kind of energy saving system of elevator according to claim 1, it is characterized in that: described sensor also comprises the temperature sensor be arranged in elevator, with this temperature sensor with the use of, said system also comprise rotation speed of the fan regulation and control module, this rotation speed of the fan regulation and control module structure comprise be connected with power conversion module timer U4, be connected and two groups of single pole double throw switch of controlling fan 36%, 48%, 52%, 64% rotating speed with timer.
6. a kind of energy saving system of elevator according to claim 5, is characterized in that: described timer U4 comprises 8 stitch: stitch 5 is grounding pin; Stitch 6 is control end input pin; Stitch 7 is output pin; Stitch 8 is reset signal input end; Stitch 4 is the green output pin of screen display; Stitch 3 is high trigger pin; Stitch 2 is discharge end pin; Stitch 1 is power supply voltage input pin;
Wherein voltage input end is divided into stitch 1 and the stitch 8 that two groups: first group connects U2; Second group is accessed resistance R10 and R11 in parallel after single pole double throw switch K1, the mouth of this shunt resistance R10 and R11 is also divided into two circuits, Article 1, directly access stitch 2, Article 2 is divided into two circuits access resistance R12 and R13 in parallel after single pole double throw switch K2 after again, Article 1, ground connection after electric capacity C7, the stitch 3 of Article 2 access U1 and stitch 6;
Stitch 5 ground connection of above-mentioned U1, stitch 7 connects mouth, and stitch 5 is ground connection after electric capacity C8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420475389.0U CN204185038U (en) | 2014-08-21 | 2014-08-21 | A kind of energy saving system of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420475389.0U CN204185038U (en) | 2014-08-21 | 2014-08-21 | A kind of energy saving system of elevator |
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| Publication Number | Publication Date |
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| CN204185038U true CN204185038U (en) | 2015-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420475389.0U Expired - Fee Related CN204185038U (en) | 2014-08-21 | 2014-08-21 | A kind of energy saving system of elevator |
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| CN (1) | CN204185038U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597349A (en) * | 2018-07-23 | 2018-09-28 | 顺德职业技术学院 | A kind of elevator regenerated energy feedback net circuit |
-
2014
- 2014-08-21 CN CN201420475389.0U patent/CN204185038U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597349A (en) * | 2018-07-23 | 2018-09-28 | 顺德职业技术学院 | A kind of elevator regenerated energy feedback net circuit |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20150821 |
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| EXPY | Termination of patent right or utility model |