Summary of the invention
In order to overcome above-mentioned deficiency of the prior art, the object of the invention is to, there is provided a kind of sand blasting room flexible lifting door with intelligent controlling device, comprising: the overhead door mechanism being arranged on sand blasting room, described overhead door mechanism comprises: overhead door, overhead door drive unit and control system;
Described control system comprises: for controlling the sandblasting control gear that in sand blasting room, sand blasting unit runs and the overhead door control gear controlling the operation of described overhead door drive unit;
Described overhead door top is provided with and is electrically connected with described overhead door control gear, the door reaching a signal for sending overhead door to overhead door control gear is opened position-limit mechanism and is electrically connected with described overhead door control gear, and the door closing the signal that puts in place for sending overhead door to overhead door control gear closes position-limit mechanism;
Described door is opened position-limit mechanism and is comprised: first drive limit switch and second drive limit switch;
Described first open limit switch be provided with first open normal open switch and first open normally closed switch;
Described second open limit switch respectively second open normal open switch and second open normally closed switch;
Described first open normally closed switch and described second open normally closed switch and be connected in series;
Described door closes position-limit mechanism and comprises: first pass limit switch and second pass limit switch;
Described first pass limit switch is provided with first and closes normal open switch and first pass normally closed switch;
Described second pass limit switch is provided with second and closes normal open switch and second pass normally closed switch;
Described first close normally closed switch and described second close normally closed switch and be connected in series.
Preferably, described sandblasting control gear comprises: sandblasting starts module, sandblasting stopping modular;
Described overhead door control gear comprises: overhead door opens control module, overhead door closing control module, overhead door closure module;
Described sandblasting starts module and starts sandblasting operation for controlling sand blasting unit;
Described sandblasting stopping modular stops sandblasting operation for controlling sand blasting unit;
Described overhead door is opened control module and is opened described overhead door for controlling;
Described overhead door closing control module closes described overhead door for controlling;
Described overhead door closure module starts module with described sandblasting respectively and described sandblasting stopping modular is electrically connected, sand blasting unit startup sandblasting operation is controlled for starting module when described sandblasting, described overhead door closure module is sealed by overhead door, and described overhead door opens control module cannot open described overhead door; When sandblasting stopping modular controls sand blasting unit stopping sandblasting operation, overhead door unlocks by described overhead door closure module.
Preferably, described sandblasting control gear also comprises: sandblasting pretrigger module;
Described sandblasting pretrigger module is closed position-limit mechanism and second respectively and is closed position-limit mechanism and be electrically connected with first, for receive when described sandblasting pretrigger module first close position-limit mechanism or/and second close the door-closing in-place signal that position-limit mechanism sends time, make described sandblasting start module and control sand blasting unit and start sandblasting operation.
Preferably, overhead door control gear comprises: the chain closing control module of overhead door;
The chain closing control module of described overhead door respectively with sandblasting pretrigger module, first close position-limit mechanism and second and close position-limit mechanism and be electrically connected, for do not receive when described sandblasting pretrigger module first close position-limit mechanism or/and second close position-limit mechanism send door-closing in-place signal time, described overhead door chain closing control module controls to close described overhead door, makes described overhead door trigger first and closes position-limit mechanism or/and second closes position-limit mechanism.
Preferably, described sandblasting control gear also comprises: time control module, time unlocked state;
Described time control module is for setting the sandblasting activity duration;
Described time unlocked state is electrically connected with described overhead door closure module, and for reaching the activity duration when sandblasting operation, described time unlocked state sends overhead door unlocking signal to described overhead door closure module, and overhead door is unlocked by described overhead door closure module.
Preferably, described overhead door top is also provided with and is electrically connected with described overhead door control gear, the spare gate reaching a signal for sending overhead door to overhead door control gear is opened position-limit mechanism and is electrically connected with described overhead door control gear, and the spare gate closing the signal that puts in place for sending overhead door to overhead door control gear closes position-limit mechanism;
Described spare gate is opened position-limit mechanism and is comprised: the first spare gate drives limit switch and the second spare gate drives limit switch;
Described first spare gate is driven limit switch and is provided with the first spare gate and opens normal open switch and the first spare gate opens normally closed switch;
Described second spare gate is driven limit switch and is provided with the second spare gate and opens normal open switch and the second spare gate opens normally closed switch;
Described first spare gate is opened normally closed switch and described second spare gate and is opened normally closed switch and be connected in series;
Described spare gate closes position-limit mechanism and comprises: the first spare gate closes position-limit mechanism and the second spare gate closes position-limit mechanism;
Described first spare gate closes limit switch and is provided with the first spare gate pass normal open switch and the first spare gate pass normally closed switch;
Described second spare gate closes limit switch and is provided with the second spare gate pass normal open switch and the second spare gate pass normally closed switch;
Described first spare gate pass normally closed switch and described second spare gate close normally closed switch and are connected in series;
Described spare gate is opened height that position-limit mechanism arranges at described overhead door top and is opened higher than described door the height that position-limit mechanism arranges at described overhead door top;
The height that the height that described spare gate pass position-limit mechanism is arranged at described overhead door top is arranged at described overhead door top lower than described door pass position-limit mechanism.
Preferably, control system comprises: limit switch fault alarm module;
Described limit switch fault alarm module be used for when first open limit switch, second open limit switch, first close position-limit mechanism, second pass position-limit mechanism wherein one or more break down time, described limit switch fault alarm module is reported to the police.
Preferably, the left side of described overhead door is provided with at least one infrared emission sensor, and the right side of described overhead door is provided with the infrared receiver sensor suitable with described infrared emission sensor.
Preferably, control system also comprises: display screen, guidance panel, radio receiving transmitting module, remote controllers, three fast controllers, fault alarm module, power transfer module and single-chip microcomputer;
Described guidance panel is provided with that overhead door is released the button, overhead door X button, sandblasting operation are released the button, sandblasting operation X button, sandblasting pretrigger button;
Described remote controllers comprise: the remote communication module mutually communicated to connect with control system, long-range overhead door are released the button, long-range overhead door X button, long-range sandblasting operation are released the button, long-range sandblasting operation X button, long-range sandblasting pretrigger button;
Described three fast controllers are electrically connected with overhead door drive unit, described three fast controllers comprise: low speed control module, middling speed control module, High-speed Control module, and described three fast controllers are used for the output power by low speed control module, middling speed control module, High-speed Control module control overhead door drive unit;
Described power transfer module is used for external power being converted to single-chip microcomputer and runs power supply.
Preferably, described overhead door drive unit comprises: drive motor, three-phase current detection circuit, frequency converter, contactor;
Described contactor is electrically connected with external power source, and described frequency converter is electrically connected with described contactor, control system, drive motor respectively;
Described running current value for detecting the running current value of described overhead door drive unit, and is transferred to described control system by described three-phase current detection circuit.
As can be seen from the above technical solutions, the present invention has the following advantages:
The sand blasting room flexible lifting door with intelligent controlling device can close position-limit mechanism and door by door and close position-limit mechanism and carry out spacing to overhead door.With in prior art one spacing compared with, sensitivity is doubled, any one spacing to limit all can be triggered to limit spacing.With in prior art two spacing separate with compared with, can external cabling be reduced, also account for the signaling point of intelligent object less simultaneously.
Embodiment
For making goal of the invention of the present invention, feature, advantage can be more obvious and understandable; specific embodiment and accompanying drawing will be used below; the technical scheme of the present invention's protection is clearly and completely described; obviously; the embodiments described below are only the present invention's part embodiments, and the embodiment of not all.Based on the embodiment in this patent, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of this patent protection.
The invention provides a kind of sand blasting room flexible lifting door with intelligent controlling device, refer to shown in Fig. 1, flexible lifting door and control system thereof are used on sand blasting room 54, and wherein 51 for treating sandblasting workpiece, and 52 is sandblasting personnel, and 53 is sand blasting unit.When sandblasting operation, overhead door mechanism 1 is closed, start sandblasting operation.After sandblasting terminates, open overhead door mechanism 1 and workpiece 51 is released sand blasting room 54.
In the present embodiment, have the sand blasting room flexible lifting door of intelligent controlling device, refer to shown in Fig. 2 and Fig. 3, comprising: the overhead door mechanism 1 being arranged on sand blasting room 54, overhead door mechanism 1 comprises: overhead door 111, overhead door drive unit 5 and control system 6;
Control system 6 comprises: for controlling the sandblasting control gear 62 that sand blasting unit 53 in sand blasting room runs and the overhead door control gear 63 controlling the operation of overhead door drive unit;
Overhead door 111 top is provided with and is electrically connected with overhead door control gear 62, the door reaching a signal for sending overhead door to overhead door control gear 63 is opened position-limit mechanism 2 and is electrically connected with overhead door control gear, and the door closing the signal that puts in place for sending overhead door to overhead door control gear 62 closes position-limit mechanism 3;
Door is opened position-limit mechanism 2 and is referred to shown in Fig. 9, comprising: first drive limit switch 11 and second drive limit switch 12;
Described first open limit switch 11 be provided with first open normal open switch 15 and first open normally closed switch 16;
Described second open limit switch 12 respectively second open normal open switch 17 and second open normally closed switch 18;
Open normally closed switch 16 and open normally closed switch 18 be connected in series with described second for described first;
Described door pass position-limit mechanism 3 refers to shown in Figure 11 and comprises: first pass limit switch 31 and second pass limit switch 32;
Described first pass limit switch 31 is provided with first and closes normal open switch 19 and first pass normally closed switch 20;
Described second pass limit switch 32 is provided with second and closes normal open switch 21 and second pass normally closed switch 22;
Described first closes normally closed switch 20 and closes normally closed switch 22 be connected in series with described second.
Concrete, refer to shown in Fig. 4 and Fig. 5, first drive limit switch 11 and second drive limit switch 12, wherein, drive limit switch 11 for first to be provided with door and to open normal open switch 15 and Men Kai normally closed switch 16, drive limit switch 12 for second to be provided with door and to open normal open switch 17 and Men Kai normally closed switch 18, Lo is common port, L1 end points is the connection signal point that door opens normally closed switch 16 and Men Kai normally closed switch 18 series connection, L2 end points is that door opens normal open switch 15 connection signal point, and L3 end points is that door opens normally closed switch 16 connection signal point.As long as L1 end points, L2 end points, any one or more end points of L3 end points have signal can either drive limit switch by trigger gate here.Can play when first is opened that limit switch 11 is abnormal is failure to actuate, drive limit switch 12 for second and normally play limit function, vice versa.
Open limit switch 11 and second when opening that limit switch 12 is inner spacing occurs part exception, also can open spacing by trigger gate, make a concrete analysis of as follows for first:
1) first drive limit switch 11 and second drive limit switch 12 when non-toggle is spacing, L1 end points close, L2 end points, L3 end points disconnect; When triggering spacing, L1 end points, L2 end points disconnect, and L3 end points closes, and open limit switch 11 and second for first and drive limit switch 12 and normally play limit function.
2) first drive limit switch 11 and second drive limit switch 12 when non-toggle is spacing, L1 point, L2 point, L3 point disconnect; When triggering spacing, L1 point, L2 point, L3 are closed, open limit switch 11 and second for first and drive limit switch 12 and normally play limit function.
3) first drive limit switch 11 and second drive limit switch 12 when non-toggle is spacing, L1 point, L2 point close, L3 point disconnection; When triggering spacing, L2 point, L3 point are closed, the disconnection of L1 point, open limit switch 11 and second for first and drive limit switch 12 and normally play limit function.
4) first drive limit switch 11 and second drive limit switch 12 when non-toggle is spacing, L2 point close, L1 point, L3 point disconnection; When triggering spacing, L2 point, L3 point are closed, the disconnection of L1 point, open limit switch 11 and second for first and drive limit switch 12 and normally play limit function.
First pass limit switch 31 and second pass limit switch 32, the same, first pass limit switch 31 and second pass limit switch 32, wherein, first pass limit switch 31 is provided with door and opens normal open switch 19 and Men Kai normally closed switch 20, second pass limit switch 32 is provided with a pass normal open switch 21 and door pass normally closed switch 22, Lo is common port, L6 end points is a connection signal point closing normally closed switch 20 and normally closed switch 22 series connection of door pass, L7 end points is that door closes normal open switch 19 connection signal point, and L8 end points is that door closes normally closed switch 21 connection signal point.As long as L6 end points, L7 end points, any one or more end points of L8 end points have signal can either close limit switch by trigger gate here.Can play when first pass limit switch 31 is failure to actuate extremely, second pass limit switch 32 normally plays limit function, and vice versa.Specific implementation principle with first open limit switch 11 with second open limit switch 12 inner spacing occurs partly exception time, spacing concrete analysis principle can be opened by trigger gate, no longer repeat here.
Like this with in prior art one spacing compared with, sensitivity is doubled, any one spacing to limit all can be triggered to limit spacing.With in prior art two spacing separate with compared with, can external cabling be reduced, also account for the signaling point of intelligent object less simultaneously.And overhead door 111 installation and maintenance belong to high-risk operations, especially for several meters even limit mounting of tens meters of height, not only installing space is narrow and small, and failure rate is higher, when overhauling and change, bring very big inconvenience, adopt above-mentioned annexation to serve well avoiding breaks down in production run be not easy keep in repair drawback, when after spacing breaking down, can when overhauling stopping production, carry out centralized maintenance after security protection, do not need to rush to repair in process of production, ensure personal safety.
In the present embodiment, in order to prevent when sandblasting operation, overhead door 111 is opened because of maloperation, causes the pollution to sand blasting room 54 surrounding enviroment.
Sandblasting control gear 62 comprises: sandblasting starts module 64, sandblasting stopping modular 65;
Overhead door control gear 63 comprises: overhead door opens control module 66, overhead door closing control module 67, overhead door closure module 68;
Sandblasting starts module 64 and starts sandblasting operation for controlling sand blasting unit 53; Sandblasting stopping modular 65 stops sandblasting operation for controlling sand blasting unit 53; Overhead door is opened control module 66 and is opened overhead door 111 for controlling; Overhead door closing control module 67 closes overhead door 111 for controlling;
Overhead door closure module 68 starts module 64 with sandblasting respectively and sandblasting stopping modular 65 is electrically connected, for starting sandblasting operation when sandblasting startup module 64 controls sand blasting unit 53, overhead door closure module 68 is by sealed for overhead door 111, and overhead door opens control module 66 cannot open overhead door 111; When sandblasting stopping modular 65 control sand blasting unit 53 stop sandblasting operation time, overhead door 111 unlocks by overhead door closure module 68.
Like this when sandblasting operation, overhead door closure module 68 is by sealed for overhead door 111, operating personnel cannot open control module 66 by overhead door and open overhead door 111, only have when sandblasting stopping modular 65 control sand blasting unit 53 stop sandblasting operation time, overhead door 111 unlocks by overhead door closure module 68.
Concrete, control mode can be taked as shown in Figure 6, and SB02 is sandblasting stopping modular 65, and sandblasting stopping modular 65 can adopt sandblasting control box stop button.At the end of sandblasting, press this button grit blasting operation and terminate, allow enabling signal L9-L10 to overhead door closure module 68 simultaneously, make overhead door open control module 66 and can control to open overhead door 111.
In the present embodiment, in order to make when sandblasting operation, ensure that overhead door is in closed condition all the time, before sandblasting operation, do not need again artificial determination overhead door 111 whether to be in closed condition.
Sandblasting control gear 62 also comprises: as shown in Figure 7, sandblasting pretrigger module 69; Sandblasting pretrigger module 69 is closed position-limit mechanism 31 and second respectively and is closed position-limit mechanism 32 and be electrically connected with first, for receive when sandblasting pretrigger module 69 first close position-limit mechanism 31 or/and second close the door-closing in-place signal that position-limit mechanism 32 sends time, make sandblasting start module 64 and control sand blasting unit 53 and start sandblasting operation.
If sandblasting pretrigger module 69 does not receive first and closes position-limit mechanism 31 or/and second when closing the door-closing in-place signal that position-limit mechanism 32 sends, sandblasting starts module 64 uncontrollable sand blasting unit 53 and starts sandblasting operation.Sandblasting pretrigger module 69 does not receive first and closes position-limit mechanism 31 or/and second door-closing in-place signal closing position-limit mechanism 32 and send, statement overhead door is not closed completely or is not closed, at this moment operating personnel are needed to close overhead door, make overhead door trigger first and close position-limit mechanism 31 or/and after second pass position-limit mechanism 32, sand blasting unit 53 could be opened and carries out sandblasting.
In the present embodiment, overhead door control gear 63 comprises: the chain closing control module 70 of overhead door;
The chain closing control module 70 of overhead door is closed position-limit mechanism 31 and second respectively and is closed position-limit mechanism 32 and be electrically connected with sandblasting pretrigger module 69, first, for do not receive when sandblasting pretrigger module 69 first close position-limit mechanism 31 or/and second close position-limit mechanism 32 send door-closing in-place signal time, the chain closing control module 70 of overhead door controls to close overhead door 111, makes overhead door 111 trigger first and closes position-limit mechanism 11 or/and second closes position-limit mechanism 12.
Like this, detect overhead door 111 do not trigger first close position-limit mechanism 11 or/and second close position-limit mechanism 12 time, the chain closing control module 70 of overhead door controls to close overhead door 111, make overhead door 111 trigger first and close position-limit mechanism 11 or/and second closes position-limit mechanism 12, do not need by operating personnel's hand-guided closedown overhead door 111 more like this, but automatically controlled to close overhead door 111 by the chain closing control module 70 of overhead door, improve the Automated condtrol of sand blasting room flexible lifting door.
Concrete control mode, refers to shown in Fig. 7, and SB01 is sandblasting control box start button.When preparing grit blasting operation, pressing SB01 button, closing gate signal L12-L13 to overhead door closing control module 67.If now door is closed condition, overhead door closing control module 67 closes limited signal Q3-Q4 to control system, and normal sandblasting operation starts.If now door is that opening or overhead door are completely not closed, control overhead door 111 is closed by overhead door chain closing control module 70 automatically, trigger first after closing limit and close position-limit mechanism 11 or/and second closes position-limit mechanism 12, trigger first and close position-limit mechanism 11 or/and second closes position-limit mechanism 12 and allow grit blasting operation signal Q1-Q2 to control system and close limited signal Q3-Q4, sandblasting operation starts.
In the present embodiment, in order to enable sandblasting operation realize automatic control, enabling sandblasting operation complete sandblasting operation in the time range of setting, reducing hand labor intensity.Sandblasting control gear 62 also comprises: time control module 73, time unlocked state 74;
Time control module 73 is for setting the sandblasting activity duration; Time unlocked state 74 is electrically connected with overhead door closure module 68, and for reaching the activity duration when sandblasting operation, time unlocked state 74 sends overhead door unlocking signal to overhead door closure module 68, and overhead door is unlocked by overhead door closure module 68.
Before sandblasting operation, operating personnel set the sandblasting activity duration by time control module 73, and carry out sandblasting operation within the sandblasting activity duration of setting.In order to improve automaticity, time unlocked state 74 can reach the activity duration in sandblasting operation, sends overhead door unlocking signal to overhead door closure module 68, and overhead door is unlocked by overhead door closure module 68.Namely, after completing sandblasting operation, overhead door 111 is opened.
Concrete, as shown in Figure 8, KT is automatic sand blasting activity duration relay, when blast time then, send enabling signal L14-L15 to overhead door closure module 68.
In the present embodiment, overhead door 111 top is also provided with and is electrically connected with overhead door control gear 63, the spare gate reaching a signal for sending overhead door to overhead door control gear 63 is opened position-limit mechanism 71 and is electrically connected with overhead door control gear 63, and the spare gate closing the signal that puts in place for sending overhead door to overhead door control gear 63 closes position-limit mechanism 72;
Spare gate is opened position-limit mechanism 2a and is comprised: as shown in Figure 10, and the first spare gate drives limit switch 13 and the second spare gate drives limit switch 14;
Described first spare gate is driven limit switch 13 and is provided with the first spare gate and opens normal open switch and the first spare gate opens normally closed switch; Described second spare gate is driven limit switch and is provided with the second spare gate and opens normal open switch and the second spare gate opens normally closed switch; Described first spare gate is opened normally closed switch and described second spare gate and is opened normally closed switch and be connected in series; Here the set-up mode that spare gate opens position-limit mechanism 2a is identical with the set-up mode that door opens position-limit mechanism 2, no longer repeats.
Spare gate closes position-limit mechanism 3a and comprises: as shown in figure 12, and the first spare gate closes position-limit mechanism 33 and the second spare gate closes position-limit mechanism 34;
Described first spare gate closes limit switch 33 and is provided with the first spare gate pass normal open switch and the first spare gate pass normally closed switch; Described second spare gate closes limit switch 34 and is provided with the second spare gate pass normal open switch and the second spare gate pass normally closed switch;
Described first spare gate pass normally closed switch and described second spare gate close normally closed switch and are connected in series;
Here the set-up mode that spare gate closes position-limit mechanism 3a is identical with the set-up mode that door closes position-limit mechanism 3, no longer repeats.
Spare gate is opened height that position-limit mechanism 2a arranges at overhead door 111 top and is opened higher than door the height that position-limit mechanism 2 arranges at overhead door 111 top; Can prevent overhead door from touching spare gate so simultaneously and open position-limit mechanism 2a and Men Kai position-limit mechanism 2.When door open position-limit mechanism 2 break down cannot work time, overhead door promotes further and touches spare gate and open position-limit mechanism 2a, makes spare gate open position-limit mechanism 2a and plays position-limiting action.
The height that the height that spare gate pass position-limit mechanism 3a is arranged at overhead door 111 top is arranged at overhead door 111 top lower than door pass position-limit mechanism 3.Can prevent overhead door from touching spare gate so simultaneously and close position-limit mechanism 3a and door pass position-limit mechanism 3.When door close position-limit mechanism 3 break down cannot work time, overhead door declines further and touches spare gate and close position-limit mechanism 3a, makes spare gate close position-limit mechanism 3a and plays position-limiting action.
In the present embodiment, in order to operating personnel can be made to understand spacing whether breaking down, control system comprises: limit switch fault alarm module 72;
Limit switch fault alarm module 72 for when first open limit switch 11, second open limit switch 12, first close position-limit mechanism 31, second close position-limit mechanism 32 wherein one or more break down time, limit switch fault alarm module 72 is reported to the police.
In the present embodiment, the left side of overhead door 111 is provided with at least one infrared emission sensor 7, and the right side of overhead door 111 is provided with the infrared receiver sensor 8 suitable with infrared emission sensor 7.Infrared emission sensor 7 and infrared receiver sensor 8 cooperatively interact, the people below overhead door or object can be detected, when having people or object under overhead door, intercept infrared emission sensor 7 and infrared receiver sensor 8 cooperatively interacts, overhead door cannot be declined close the door, only have employing after people or object are removed that overhead door is declined to close the door, ensure the safety of personnel and article.
In the present embodiment, control system 6 also comprises: display screen 78, guidance panel 77, radio receiving transmitting module 76, the fast controller 81 of remote controllers 79, three, fault alarm module 80, power transfer module 75 and single-chip microcomputer 61; Single-chip microcomputer 61 adopts STM8S single-chip microcomputer.
Guidance panel 77 is provided with that overhead door is released the button, overhead door X button, sandblasting operation are released the button, sandblasting operation X button, sandblasting pretrigger button;
Radio receiving transmitting module is connected with server, makes the operational factor of control system and running status be sent to server by radio receiving transmitting module.
Remote controllers 79 comprise: the remote communication module mutually communicated to connect with control system 6, long-range overhead door are released the button, long-range overhead door X button, long-range sandblasting operation are released the button, long-range sandblasting operation X button, long-range sandblasting pretrigger button; Operating personnel can pass through unlatching or the closedown of remote controllers 76 Long-distance Control overhead door and sandblasting operation.
Three fast controllers 81 are electrically connected with overhead door drive unit 5, three fast controllers 81 comprise: low speed control module, middling speed control module, High-speed Control module, and three fast controllers are used for the output power by low speed control module, middling speed control module, High-speed Control module control overhead door drive unit; Three fast controllers can change the different operate power of overhead door drive unit 5, overhead door is run with the running status adapted and travelling speed according to actual needs, and conserve energy, alleviates the inertia of overhead door lifting simultaneously, there is buffering to overhead door structure, made overhead door more durable.
Power transfer module 75 runs power supply for external power being converted to single-chip microcomputer 61.
In the present embodiment, overhead door drive unit 5 comprises: drive motor 85, three-phase current detection circuit 84, frequency converter 82, contactor 83;
Contactor 83 is electrically connected with external power source, and frequency converter 82 is electrically connected with contactor 83, control system 6, drive motor respectively;
Running current value for detecting the running current value of overhead door drive unit 5, and is transferred to control system 6 by three-phase current detection circuit 84.
Adopt transducer drive overhead door, avoid a body roller shutter heavy, drive and consumed energy excessive; Roller shutter start and stop inertia is large, protects spacing impulsive force large, have a strong impact on the shortcoming in its serviceable life to two ends.Avoid for door body roller shutter the gate not using frequency converter heavy, drive and consumed energy excessive; Roller shutter start and stop inertia is large, protects spacing impulsive force large, have a strong impact on its serviceable life to two ends.Every day is start-stop frequently, wastes very macro-energy; And limit switch is impacted very large, make maintenance of equipment frequent, delay production.
Have the sand blasting room flexible lifting door energy intelligent analysis display limit switch fault of intelligent controlling device, convenient operation personnel investigate process.
The three fast controllers with the sand blasting room flexible lifting door of intelligent controlling device can change the different operate power of overhead door drive unit 5, overhead door is run with the running status adapted and travelling speed according to actual needs, conserve energy, alleviate the inertia of overhead door lifting simultaneously, there is buffering to overhead door structure, made overhead door more durable.
The sand blasting room flexible lifting door with intelligent controlling device has fault quality testing examining system, when people or other fault things are positioned at immediately below gate, feeds back to integration module by detection signal, controls gate operations and suspends, ensure that the safety of personage.
The sand blasting room flexible lifting door with intelligent controlling device can by correlation signal automatic switch.
The present embodiment, overhead door adopts flexible hoisting front to be again accumulation gate, rely on a set of lifting mechanism to open to the folding liftable realizing flexible gate, be generally used for large span workshop with alternative steel gate, extraordinary composite PVC fabric and novel deadman's brake succeed in developing the safe reliability further increasing gate.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, identical similar portion reference mutually between each embodiment.