CN217544382U - Operation mode control module of automatic transfer switch device - Google Patents
Operation mode control module of automatic transfer switch device Download PDFInfo
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- CN217544382U CN217544382U CN202123142669.9U CN202123142669U CN217544382U CN 217544382 U CN217544382 U CN 217544382U CN 202123142669 U CN202123142669 U CN 202123142669U CN 217544382 U CN217544382 U CN 217544382U
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Abstract
An operation mode control module of an automatic transfer switching apparatus, characterized in that: operation mode control module (4) are including control box (4 a), and dial block (4 b) are installed can make a round trip to slide in dial block sliding tray (4 a 02) on control box (4 a), and micro-gap switch (4 c) are installed on control box (4 a), and padlock board (4 d) dress can make a round trip to slide in padlock sliding tray hole (4 a 03) and realize sheltering from or exposing of padlock hole (4 d 01), dial block (4 b) are in make a round trip to slide in dial block sliding tray (4 a 02) on control box (4 a) in-process can through dial block limiting plate (4 b 03) with the cooperation of padlock board baffle (4 d 02) realize with interlock or unblock under corresponding operation mode between padlock board (4 d), whole device simple structure has improved the reliability that the position state realized, need put the handle back after manual operation accomplishes simultaneously, just can operate, has prevented that the handle from losing.
Description
Technical Field
The utility model belongs to the technical field of low-voltage apparatus, specifically say so and relate to an automatic change over switch device's operation mode control module.
Background
Along with the development of society, the requirements of people on a power grid and the power grid in the power transmission and distribution process are gradually improved, and in some important power distribution occasions, a power supply system is required to ensure the continuity, so that the power utilization safety and the production life are not interrupted; the automatic change-over switch is provided with two or more groups of mutually independent contact systems, and can respectively control the connection/disconnection of a main power supply and a standby power supply which are connected with the automatic change-over switch under the action of the controller, so that the power transmission and distribution line is changed between the main power supply and the standby power supply; automatic transfer switches are therefore widely used in this field.
The existing automatic change-over switch is generally provided with a switching device between an automatic position, a manual position and a padlock position, an operator only needs to operate an indicating piece arranged on a panel to operate under a corresponding mode, when the indicating piece is displayed at the automatic position, the controller controls the switching-on and switching-off operation of the switch at the moment, the operator cannot perform the switching-on and switching-off operation of the switch through tools such as a handle and the like, and meanwhile, a padlock plate cannot be pulled out to perform the padlock, when the indicating piece is displayed at the manual position, the controller needs to quit the control at the moment, the operator can insert the tools such as the handle and the like into an operation hole of an operating mechanism to perform the operation, the padlock plate cannot be pulled out to perform the padlock at the moment, when the indicating piece is displayed at the padlock position, the controller needs to quit the control at the moment, and simultaneously, the operator cannot perform the switching-on and switching-off operation of the switch through the tools such as the handle and the like, and the padlock plate can be pulled out of the padlock plate. In some operation scenes, if a fault occurs, when maintenance is needed, in order to ensure the safety of operators, the padlock plate can be pulled out for padlock only when the padlock plate is in a double-division position. However, the above conventional structure has the following drawbacks: 1) The operation button on the panel is small, but the operation force value is large, and large operation force is needed; 2) The hand-operated handle is generally placed on the side surface of the switch or separated from the switch, so that the phenomenon that the handle cannot be found or is missed when leaving a factory is easy to occur during field operation; 3) The three positions of the automatic padlock, the manual padlock and the padlock are not related, so that the operation of another state is easy to be carried out in one position, and safety accidents are caused.
Chinese patent 201710833952.5 discloses a switching device for a switch, comprising: a handle including a first slot; a mode button operable to change an operation mode of the switch, the mode button including a second slot; a slider connected with the mode button and movable in a first direction in association with movement of the mode button, the slider including a first block; a lever operable to rotatably open and including a pin, wherein the first block is received in the first slot to retain the handle when the mode button is disposed in the service position, and the pin is operable to pass through the second slot to prevent movement of the mode button in response to the lever being rotatably opened. It is achieved that both electrical and manual operation is disabled by the locking mechanism when the switch is operated in the service mode (also referred to as padlock mode). However, the technical scheme provided by the patent mainly utilizes an electrical system to realize three position states of automatic, manual and padlock of the automatic transfer switch device, and the padlock can be used at any position and has lower reliability.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is exactly to the defect that above-mentioned current automatic transfer switching device exists, an automatic transfer switching device's operation mode control module is proposed, through the redesign to automatic transfer switching device structure, the operating force of this switching device setting operating button on the panel has been reduced, it is automatic simultaneously, link gear between manual and the three position state of padlock is correlated with each other, the maloperation of carrying out other position states under certain position state has been avoided, whole device simple structure, the reliability that position state realized has been improved, need put the handle back after manual operation accomplishes simultaneously, just can operate, the technical scheme is lost to the handle has been prevented
In order to achieve the above technical object, the utility model provides an automatic change-over switch device's operation mode control module, its characterized in that: operation mode control module is including the control box, and the shifting block is installed can make a round trip to slide in the shifting block sliding tray on the control box, and micro-gap switch installs on the control box, the shifting block is in make a round trip to slide in the shifting block sliding tray on the control box in-process can link the corresponding operation mode signal of micro-gap switch output, be provided with the padlock sliding tray hole on the control box, the padlock plate dress is in can make a round trip to slide in the padlock sliding tray hole and realize sheltering from or exposing of padlock hole, be equipped with the shifting block limiting plate on the shifting block, on the padlock plate with the corresponding department of shifting block limiting plate is provided with padlock board baffle, the shifting block is in make a round trip to slide in-process on the control box can pass through the shifting block limiting plate with the cooperation of padlock board baffle realize with interlocking or unblock under corresponding operation mode between the padlock board, the padlock board is connected with padlock board reset spring is used for self returning the padlock sliding tray hole and provides the restoring force.
Furthermore, a handle locking hole is formed in one end of the shifting block, a handle locking clamping groove corresponding to the handle locking hole is formed in the upper end of the handle, and the shifting block can be locked or unlocked under the corresponding operation mode through the hole edge of the handle locking hole in the shifting block sliding groove in the control box in the process of sliding back and forth.
Furthermore, the padlock plate is connected with a padlock plate pull cover, and the padlock plate pull cover can pull the padlock plate to move in the padlock sliding groove hole.
Furthermore, a sliding guide rail is arranged in a shifting block sliding groove on the control box, the sliding guide rail is matched with a sliding clamping groove on the shifting block to ensure that the shifting block is in sliding connection with the control box, an operation mode control protrusion is arranged on the front face of the control box, an operation mode control groove is arranged at a position on the shifting block corresponding to the operation mode control protrusion, the operation mode control groove is matched with the operation mode control protrusion to ensure that the shifting block is in switching between corresponding operation mode positions in a back-and-forth sliding process in the shifting block sliding groove on the control box, a microswitch is installed in a microswitch installation groove on the side face of the control box, and an orifice of a padlock plate pull cover limiting protrusion is arranged on an orifice of a padlock plate pull cover sliding groove hole on the control box to limit the stroke position of the padlock plate pull cover.
Furthermore, be equipped with the micro-gap switch on the shifting block and trigger protruding be used for with the micro-gap switch linkage, the setting of shifting block limiting plate is in the afterbody bottom of shifting block is used for preventing the shifting block is followed fall out in the shifting block sliding tray.
Furthermore, the top end of the padlock plate is provided with a connecting baffle plate which is matched and connected with a connecting clamping groove on the padlock plate pull cover, the stop plate is arranged at the bottom of the padlock plate, and a padlock hole for padlock is formed in the padlock plate.
Furthermore, one end of the padlock plate return spring is arranged in the padlock plate return spring mounting hole, and the other end of the padlock plate return spring is arranged in the spring mounting hole in the control box.
Advantageous effects
The utility model provides a pair of automatic change-over switch device, through the redesign to automatic change-over switch device structure, for current automatic change-over switch device, have the advantage of following several aspects:
(1) The modular design is simple and convenient to install, and the flexible configuration can be realized;
(2) Different functions are realized by using the same part, so that the number of parts is reduced, and the cost is saved;
(3) The handle accommodating cavity and the clear mark are arranged on the front face of the mask, the handle is required to be put back after the manual operation is completed, and the operation can be carried out, so that the problem that the handle is easy to lose after the manual operation is completed is solved;
(4) The padlock plate can be pulled out for padlock only when the switch is in the double-division position, so that the safety and reliability of field maintenance of a user are ensured;
(5) The operating force of the operating button provided on the panel of the switch device is reduced;
(6) The linkage mechanisms among the three position states of automatic, manual and padlock are mutually associated, so that misoperation of other position states in a certain position state is avoided.
Drawings
Fig. 1 is a schematic view of the assembly of the switching device in the embodiment of the present invention;
fig. 2 is a schematic view of a hidden door structure installation structure in an embodiment of the present invention;
FIG. 3 is a schematic view of the mask structure in the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a hidden door mechanism in the embodiment of the present invention;
fig. 5 is a schematic view of the handle assembly, the operation mode control module, and the operation mode locking module according to the embodiment of the present invention;
fig. 6 is a schematic structural diagram of an operation mode control module according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of a handle assembly according to an embodiment of the present invention;
FIG. 8a is a schematic structural view of a handle case according to an embodiment of the present invention;
FIG. 8b is a schematic structural diagram of a control box according to an embodiment of the present invention;
FIG. 9a is a schematic view of a first structure of a shifting block in the embodiment of the present invention;
FIG. 9b is a schematic diagram of a second structure of the shifting block in the embodiment of the present invention;
FIG. 10 is a schematic view of the structure of the pull cover of the padlock plate according to the embodiment of the present invention;
fig. 11 is a schematic diagram of a padlock plate structure according to an embodiment of the present invention;
FIG. 12 is a schematic view of a cam structure according to an embodiment of the present invention;
FIG. 13 is a schematic view of the structure of the rocker in the embodiment of the present invention;
FIG. 14 is a schematic view of the handle structure in the embodiment of the present invention;
fig. 15a is an exploded view of a handle lock release in accordance with an embodiment of the present invention;
FIG. 15b is a schematic view of an embodiment of the present invention showing the handle lock release member in a retracted state;
fig. 15c is a schematic view of the embodiment of the present invention showing the handle lock release member in an expanded state;
fig. 16a is a schematic view of the handle assembly and the operation mode control module in an automatic state according to the embodiment of the present invention;
FIG. 16b is a schematic view of the handle assembly and the operation mode control module in an automatic state according to the embodiment of the present invention;
fig. 16c is a schematic view of the inner side of the operation mode control module in the automatic state according to the embodiment of the present invention; fig. 17a is a schematic view of the handle assembly and the operation mode control module in a manual state according to the embodiment of the present invention;
fig. 17b is a schematic diagram of the handle assembly and the operation mode control module in a manual state according to the embodiment of the present invention;
fig. 18a is a first schematic view of the handle assembly and the operation mode control module in a padlock state according to an embodiment of the present invention;
fig. 18b is a schematic view of the handle assembly and the operation mode control module in a padlock state according to the embodiment of the present invention;
FIG. 19 is a schematic view of the embodiment of the present invention in a double-split position;
fig. 20 is a schematic diagram of the embodiment of the present invention in a power-on state.
Detailed Description
The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "inside", "outside", and the like are directions or positional relationships based on the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
Examples
As shown in fig. 1 and 5, an automatic transfer switch device includes a face mask 1 and a support 2, the face mask 1 and the support 2 are assembled together, a manual operation opening area 1a is provided on the face mask 1, a handle assembly 3 and an operation mode control module 4 are provided on the support 2, the handle assembly 3 is linked with the operation mode control module 4, when the operation mode control module 4 is in different operation states, the operation mode control module 4 can correspondingly lock or unlock the handle assembly 3, a hidden door mechanism 5 is provided on the support 2 corresponding to the manual operation opening area 1a, when the handle assembly 3 is in a locking or unlocking state, the hidden door mechanism 5 can correspondingly close or open the manual operation opening area 1a, the operation mode control module 4 is connected with an operation mode locking module 6, and the operation mode locking module 6 enables the operation mode control module 4 to implement a padlock only when the automatic transfer switch is in a dual-mode position. In this embodiment, the mask 1 and the frame 2 are assembled together to form a frame-like structure, and the handle assembly 3, the operation mode control module 4, the hidden door mechanism 5 and the operation mode locking module 6 are located inside the frame-like structure.
For a better understanding of the structure and operation of the automatic transfer switch, the following is a more detailed description of the various components taken in conjunction with the accompanying drawings:
as shown in fig. 3, a handle receiving hole 1b, a dial block receiving hole 1c and a padlock receiving hole 1d are formed in the face mask 1, the handle 3b is disposed in the handle receiving hole 1b and can move back and forth, a toggle portion 4b01 of the dial block 4b is disposed in the dial block receiving hole 1c and can toggle back and forth, a padlock plate pulling cover 4e is disposed in the padlock receiving hole 1d and can pull out the padlock plate 4d from the padlock receiving hole 1d, and in this embodiment, the toggle portion 4b01 is convex.
The hidden door mechanism 5 comprises a hidden door 5a shown in the attached drawing 4, as shown in the attached drawing 2, the hidden door 5a is rotatably mounted inside the face mask 1 so as to correspondingly close or open the manual operation opening area 1a, a bent foot protrusion 5a01 is arranged on the hidden door 5a, the handle assembly 3 can drive the hidden door 5a to rotate under a corresponding operation mode through the bent foot protrusion 5a01, the hidden door 5a is connected with a hidden door return spring 5b so as to enable the hidden door 5a to rotate and return, a baffle plate 5a02 is arranged on the hidden door 5a, and the baffle plate 5a02 and the shifting block 4b are linked so as to enable the shifting block 4b to be locked under the corresponding operation mode. One end of the hidden door return spring 5b is arranged in a hidden door return spring mounting hole 5a03 on the back surface of the hidden door 5a, and the other end is arranged in a hidden door return spring mounting hole 1e on the face mask 1.
As shown in fig. 7, the handle assembly 3 includes a handle case 3a, the handle case 3a is fixedly installed on the bracket 2, a handle 3b is installed in a handle accommodating chamber 3a01 on the handle case 3a to be capable of moving back and forth, a handle locking/unlocking member 3c is provided at the bottom of the handle accommodating chamber 3a01 to lock or unlock the handle 3b in a corresponding operation mode, the upper end of the handle 3b is linked with the operation mode control module 4, and the operation mode control module 4 can lock or unlock the handle 3b in the corresponding operation mode. As shown in fig. 8a and 8b, a connecting protrusion 3a02 is provided on the handle case 3a, a connecting groove 4a01 matching with the connecting protrusion 3a02 is provided on the control case 4a, and the connecting protrusion 3a02 is fitted in the connecting groove 4a01 to make the handle case 3a and the control case 4a in an L shape or a T shape. When the handle 3b is placed in or pulled out of the handle accommodating cavity 3a01, the handle 3b can correspondingly rotate the hidden door 5a by pressing the bent foot protrusion 5a01 or releasing the pressing of the bent foot protrusion 5a 01. As shown in fig. 15a, the handle locking and unlocking member 3c further includes a mounting housing 3c01, a pawl return spring 3c02, a position limiting shift lever 3c03 and a pawl 3c04, and the mounting housing 3c01 is fixedly mounted in a handle locking and unlocking member housing mounting groove 3a03 at the bottom of a handle accommodating chamber 3a01 in the handle box 3 a. Be provided with mounting groove 3c0101 on the mounting housing 3c01, pawl 3c04 is arranged in can up-and-down motion in the mounting groove 3c0101, set up guide rail slotted hole 3c0102 on the mounting housing 3c01, pawl 3c04 is connected to spacing driving lever 3c03 one end, and the other end and guide rail slotted hole 3c0102 correspond can by the restricted stroke position of guide rail slotted hole 3c0102 realizes pawl 3c04 is in the up-and-down motion's in the mounting groove 3c0101 is prescribed a limit to, and pawl reset spring 3c02 one end dress is in the mounting groove 3c0101, and the other end supports pawl 3c04 does pawl 3c04 provides the reset force.
As shown in fig. 15a,15b and 15c, in the present embodiment, an elastic claw 3c0401 extends from the pawl 3c04, as shown in fig. 14, a handle limit catch groove 3b01 corresponding to the elastic claw 3c0401 is provided at a lower end of the handle 3b, the handle 3b can move in the mounting groove 3c0101 in a linked manner with the pawl 3c04 during the vertical movement of the handle accommodating chamber 3a01, and the elastic claw 3c0401 can retract into the handle limit catch groove 3b01 or expand out of the handle limit catch groove 3b01 during the vertical movement of the pawl 3c04 in the mounting groove 3c0101, thereby locking or unlocking the handle 3 b.
As shown in fig. 6, the operation mode control module 4 includes a control box 4a, the control box 4a is fixedly mounted on the support 2, and a dial 4b is mounted in a dial sliding groove 4a02 on the control box 4a and can slide back and forth, in this embodiment, a sliding guide 4a0201 is disposed in the dial sliding groove 4a02 on the control box 4a, and the sliding guide 4a0201 is matched with a sliding slot 4b04 on the dial 4b to ensure the sliding connection between the dial 4b and the control box 4 a. A microswitch 4c is installed on the control box 4a, the dial 4b can be linked with the microswitch 4c to output a corresponding operation mode signal in the process of sliding back and forth in the dial sliding groove 4a02 on the control box 4a, as shown in fig. 6, 9a and 9b, a handle locking hole 4b02 is arranged at one end of the dial 4b, a handle locking slot 3b02 corresponding to the handle locking hole 4b02 is arranged at the upper end of the handle 3b, the dial 4b can lock or unlock the handle 3b under a corresponding operation mode through the passing in and out of the handle locking slot 3b02 through the hole edge of the handle locking hole 4b02 in the process of sliding back and forth in the dial sliding groove 4a02 on the control box 4a, a padlock sliding slot hole 4a03 is arranged on the control box 4a, as shown in fig. 11, padlock plate 4d is in can make a round trip to slide in padlock sliding groove hole 4a03 and realize sheltering from or exposing of padlock hole 4d01, be equipped with shifting block limiting plate 4b03 on the shifting block 4b, on the padlock plate 4d with shifting block limiting plate 4b03 corresponds the department and is provided with padlock plate baffle 4d02, shifting block 4b is in make a round trip to slide in the shifting block sliding groove 4a02 on the control box 4a in-process can pass through shifting block limiting plate 4b03 with the cooperation of padlock plate baffle 4d02 realize with interlock or unblock under corresponding mode of operation between the padlock plate 4d, padlock plate 4d is connected with padlock plate reset spring and is used for self to return padlock sliding groove hole 4a03 and provide the restoring force. Further, for convenience of operation, as shown in fig. 6, the padlock plate 4d is connected to a padlock plate pulling cover 4e as shown in fig. 10, and the padlock plate pulling cover 4e can pull the padlock plate 4d to move in the padlock sliding slot hole 4a 03.
Further, in this embodiment, in order to implement the functions of each part of the operation mode control module, as shown in fig. 8b, the specific structure of each part is as follows: an operation mode control protrusion 4a04 is disposed on the front surface of the control box 4a, an operation mode control groove 4b05 is disposed on the dial 4b shown in fig. 9a corresponding to the operation mode control protrusion 4a04, the operation mode control groove 4b05 and the operation mode control protrusion 4a04 are matched to ensure the switch between corresponding operation mode positions during the back-and-forth sliding process of the dial 4b in the dial sliding groove 4a02 on the control box 4a, the micro switch 4c is mounted in the micro switch mounting groove 4a05 on the side surface of the control box 4a, and a padlock plate pull cover limiting protrusion 4a0301 is disposed at an orifice of the padlock plate pull cover 4a03 on the control box 4a to limit the stroke position of the padlock plate pull cover 4 e. The shifting block 4b is provided with a microswitch triggering protrusion 4b06 for being linked with the microswitch 4c, and a shifting block limiting plate 4b03 is arranged at the bottom end of the tail part of the shifting block 4b for preventing the shifting block 4b from falling out of the shifting block sliding groove 4a 02. The top end of the padlock plate 4d is provided with a connecting baffle 4d03 and is matched and connected with a connecting clamping groove 4e01 on the padlock plate pulling cover 4e, the stop plate 4d04 is arranged at the bottom of the padlock plate 4d, and a padlock hole 4d01 is formed in the padlock plate 4d and is used for padlock. One end of the padlock plate return spring is arranged in the padlock plate return spring mounting hole 4d05 on the padlock plate 4d, and the other end of the padlock plate return spring is arranged in the spring mounting hole 4a06 on the control box 4 a.
As shown in fig. 6, in this embodiment, the operation mode locking module 6 includes a cam 6a and a rocker 6b, the cam 6a is mounted on a main shaft 7 of the automatic transfer switch operating mechanism and can be driven by the main shaft 7 to rotate back and forth, the rocker 6b is rotatably mounted on the bracket 2, as shown in fig. 12, the cam 6a is provided with a driving surface 6a01, as shown in fig. 13, the rocker 6b is provided with a coupling surface 6b01 to be in corresponding contact with the driving surface 6a01, the cam 6a can drive the coupling surface 6b01 to rotate the rocker 6b around a center of rotation through the driving surface 6a01 during the back and forth rotation of the main shaft 7, balancing springs 6c are connected to two sides of the rocker 6b for keeping the rocker 6b balanced in force when the rocker 6b is driven to rotate by the cam 6a, a left limit protrusion 6b02 and a right limit protrusion 6b03 are provided on an upper end side of the rocker 6b, an unlocking notch 6b04 is provided between the left limit protrusion 6b02 and the right limit protrusion 6b03, and a padlock 6b 4d is respectively enabled to be acted on a double-way that the padlock 4d and the padlock 4d can be pulled out of the double-way to realize unlocking of the unlocking plate 4.
As shown in fig. 1,4,5 and 16941, 16941 c, when the toggle part 4b01 arranged on the front of the toggle block 4b is toggled to make the toggle block 4b at the top of the control box 4a, the microswitch trigger bulge 4b06 arranged on the side of the toggle block 4b loosens the toggle piece of the microswitch 4c, at this time, the microswitch 4c transmits the signal to the controller, the control signal is accessed, the switch is in the 'automatic' gear state, at this time, the lower end of the handle locking hole 4b02 arranged on the toggle block 4c is positioned in the handle locking slot 3b02 at the upper end of the handle 3b, at this time, the handle 3b can not be pulled out, the bent foot bulge 5a01 arranged on the hidden door 5a contacts with the outer edge surface of the handle 3b, the hidden door 5a is in the closed state under the pushing force of the bent foot bulge 5a01, the manual operation opening area 1a is shielded, the padlock baffle 4d02 arranged on the padlock plate 4d can not be pulled out for carrying out to carry out the padlock,
as shown in fig. 1,5,6 and 17a,17b, when the toggle part 4b01 arranged on the toggle block 4b is toggled to make the toggle block 4b in the middle position of the control box 4a in the "manual" gear position, the micro switch trigger protrusion 4b06 contacts with the toggle piece of the micro switch 4c, at this time, the micro switch 4c is switched on, the controller receives a signal to quit control, at this time, the limit of the handle locking slot 3b02 positioned at the upper end of the handle 3b is released, the handle 3b is pressed, the handle 3b is popped out from the surface of the face mask 1 by the thrust action of the handle locking and unlocking piece 3c to be conveniently pulled out by about 5-10 mm, after the handle 3b is pulled out, the limit of the hidden door 5a is released, the handle is rotated inwards to be opened by the action force of the hidden door return spring 5b, the manual operation opening area 1a arranged on the face mask 1 is opened to leak, at this time, the manual operation lever arranged on the operation mechanism is leaked, and the first power supply, the double power supply, the second power supply 4d is still pulled out, and the limit can not be released. At this moment, the baffle 5a02 arranged on the hidden door 5a is contacted with the sliding clamping groove 4b04, the shifting of the shifting block 4b is prevented, when the manual operation is finished, the handle 3b is placed back to the handle accommodating cavity 3a01, the bent foot protrusion 5a01 arranged on the hidden door 5a is subjected to the thrust action when the handle 3b moves downwards, the hidden door 5a is subjected to the thrust action of the bent foot protrusion 5a01 to rotate outwards, the handle 3b is placed back to the stopping position, the handle 3b is pressed again, the handle locking and unlocking piece 3c contracts the elastic clamping claw 3c0401 to clamp the handle limiting clamping groove 3b01 at the lower end of the handle 3b, at the moment, the handle 3b is placed back to the position, the hidden door 5a rotates to the position, the manual operation opening area 1a is shielded again, and the phenomenon that the handle 3b is easy to lose in the operation field is prevented.
As shown in attached 1,6 and 18a,18b, when the dial 4b is in the "padlock" position at the lower end of the control box 4a, the dial piece of the microswitch 4c is still in a pressed state, the controller is in a withdrawing state, at this time, the upper end of the handle locking hole 4b02 provided on the dial 4b is positioned in the handle locking slot 3b02 at the upper end of the handle 3b, the handle 3b cannot be pulled out, the bent-leg protrusion 5a01 provided on the hidden door 5a is in surface contact with the outer edge of the handle 3b, the hidden door 5a is in a closed state under the thrust of the bent-leg protrusion 5a01, the manual operation opening region 1a is shielded, at this time, the dial block limiting plate 4b03 provided on the dial block 4b is positioned at the lower end of the padlock plate 4d02, the limit of the padlock plate 4d is released, the padlock plate 4d can be manually pulled out for padlock, when the padlock plate 4d is pulled out, the dial block 4b provided on the dial block 03 d is positioned on the locking plate 4d, and the three padlock plates are interlocked with each other, so that the manual operation of the dial block 4b and the three padlock plates are not capable of being pulled out, and the manual operation of being locked, the three padlock plates, so that the three padlock can not be interlocked plates 4b, the manual operation can be locked.
Meanwhile, when the cam 6a rotates to the positions of the first power supply closing, the double-split power supply closing and the second power supply closing along with the operating mechanism, when the operating mechanism rotates to be at the first power supply closing position, the cam 6a rotates leftwards along with the operating mechanism, the linkage surface 6b01 of the rocker 6b rotates rightwards under the action of force, the upper end of the rocker 6b rotates rightwards under the action of the force of the balance spring 6c, so that the left limiting bulge 6b02 arranged on the left side of the rocker 6b is in contact with the stop plate 4d04 arranged on the padlock plate 4d, the padlock plate 4d cannot be pulled out, as shown in fig. 19, as shown in fig. 20, when the operating mechanism is at the double-split position, the cam 6a rotates to the middle position, the limit of the rocker 6b is released, the cam 6b stops to the middle position under the action of the balance springs 6c at the two ends, and the stop plate 4d04 on the padlock plate 4d is positioned at the unlocking notch 6b, the stop plate 4d04 on the rocker 6b is released, and the padlock plate 4d can be pulled out; when the operating mechanism is in a second power supply switching-on state, the cam 6a rotates towards the right side along with the operating mechanism, the linkage surface 6b01 at the lower end of the rocker 6b rotates towards the left side under the action of the driving surface 6a01, the rocker 6b rotates towards the left under the action of the balance spring 6c, the right limiting protrusion 6b03 arranged on the right side of the rocker 6b is in contact with the stop plate 4d04 arranged on the padlock plate 4d, the padlock plate 4d cannot be pulled out, and the padlock plate 4d can only be pulled out in a double-split position.
This automatic change over switch device, through the redesign to automatic change over switch device structure, the operating force that this switching device set up operating button on the panel has been reduced, simultaneously automatic, the link gear between manual and the three position state of padlock is correlated with each other, the maloperation of carrying out other position states under certain position state has been avoided, whole device simple structure, the reliability that the position state realized has been improved, simultaneously need put the handle back after manual operation accomplishes, just can operate, the handle has been prevented from losing.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.
Claims (7)
1. An operation mode control module of an automatic transfer switching apparatus, characterized in that: operation mode control module (4) are including control box (4 a), and dial block (4 b) are installed can make a round trip to slide in dial block sliding tray (4 a 02) on control box (4 a), and micro-gap switch (4 c) are installed on control box (4 a), dial block (4 b) are in make a round trip to slide in-process in dial block sliding tray (4 a 02) on control box (4 a) can link micro-gap switch (4 c) output corresponding operation mode signal, be provided with padlock sliding groove hole (4 a 03) on control box (4 a), padlock board (4 d) dress is in can make a round trip to slide in padlock sliding groove hole (4 a 03) and realize sheltering from or exposing of padlock (4 d 01), be equipped with dial block limiting plate (4 b 03) on dial block (4 b), on padlock board (4 d) with dial block limiting plate (4 b 03) correspond department and be provided with return board (4 d 02), dial block (4 b) are in control box (4 a) on the control box (4 a) and make a round trip to slide in-trip to slide between the padlock sliding groove (4 a) and be provided with return board (4 a) corresponding department and interlock spring return board (4 a) and unlocking spring return to slide between padlock plate (4 a) and unlocking board (4 d) and the corresponding.
2. An operation mode control module of an automatic transfer switching apparatus according to claim 1, characterized in that: dial block (4 b) one end sets up handle locking hole (4 b 02), handle (3 b) upper end be provided with handle locking draw-in groove (3 b 02) that handle locking hole (4 b 02) correspond, dial block (4 b) are in the slip process is gone back and forth in dial block sliding tray (4 a 02) on control box (4 a) can pass through the hole edge in handle locking hole (4 b 02) is in it realizes under the corresponding mode of operation to go in and out in handle locking draw-in groove (3 b 02) is right the locking or the unblock of handle (3 b).
3. The operation mode control module of an automatic transfer switching apparatus according to claim 1, wherein: the padlock plate (4 d) is connected with a padlock plate pull cover (4 e), and the padlock plate pull cover (4 e) can pull the padlock plate (4 d) to move in the padlock sliding groove hole (4 a 03).
4. An operation mode control module of an automatic transfer switching apparatus according to claim 1, characterized in that: a sliding guide rail (4 a 0201) is arranged in a shifting block sliding groove (4 a 02) on the control box (4 a), the sliding guide rail (4 a 0201) is matched with a sliding clamping groove (4 b 04) on the shifting block (4 b) to ensure the sliding connection of the shifting block (4 b) and the control box (4 a), an operation mode control protrusion (4 a 04) is arranged on the front surface of the control box (4 a), an operation mode control groove (4 b 05) is arranged on the shifting block (4 b) corresponding to the operation mode control protrusion (4 a 04), the operation mode control groove (4 b 05) is matched with the operation mode control protrusion (4 a 04) to ensure that the shifting block (4 b) is switched between corresponding operation mode positions in the back and forth sliding process in the shifting block sliding groove (4 a 02) on the control box (4 a), the microswitch (4 c) is arranged in a microswitch mounting groove (4 a 05) on the side surface of the control box (4 a), and a padlock 4a sliding groove (4 a) on the control box (4 a) is provided with a sliding groove (4 a) for limiting plate (03 a) of a padlock pulling plate (4 a) for limiting the travel of the padlock cover (4 a).
5. An operation mode control module of an automatic transfer switching apparatus according to claim 1, characterized in that: be equipped with on shifting block (4 b) micro-gap switch trigger protruding (4 b 06) be used for with micro-gap switch (4 c) linkage, shifting block limiting plate (4 b 03) set up the afterbody bottom of shifting block (4 b) is used for preventing shifting block (4 b) is followed fall out in shifting block sliding tray (4 a 02).
6. The operation mode control module of an automatic transfer switching apparatus according to claim 1, wherein: hang jam plate (4 d) top be provided with connecting baffle (4 d 03) with connecting slot (4 e 01) on the padlock plate zip cover (4 e) cooperate and connect, backstop board (4 d 04) set up hang jam plate (4 d) bottom, be equipped with padlock hole (4 d 01) on hang jam plate (4 d) and be used for the padlock.
7. The operation mode control module of an automatic transfer switching apparatus according to claim 1, wherein: one end of the padlock plate return spring is arranged in a padlock plate return spring mounting hole (4 d 05) on the padlock plate (4 d), and the other end of the padlock plate return spring is arranged in a spring mounting hole (4 a 06) on the control box (4 a).
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CN202123142669.9U CN217544382U (en) | 2021-12-14 | 2021-12-14 | Operation mode control module of automatic transfer switch device |
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CN202123142669.9U CN217544382U (en) | 2021-12-14 | 2021-12-14 | Operation mode control module of automatic transfer switch device |
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